KR20090003974A - System and method for setting up iptv switchover service of the receipt - Google Patents

Abstract

An IPTV call forwarding setup system and a method thereof are provided to enable a callee to receive a call through a called phone number in which the call forwarding is set, in case a call from a caller's terminal is received to a telephone within a home of the callee. A data broadcast system(235) generates portal screen data including information about a call forwarding setup service using an IPTV. A return path server system(220) is connected to a IPTV terminal and a return channel through an IPTV network, and transceives bidirectional data with the IPTV terminal based on the unicasting method in order to provide the call forwarding setup service using the interactive IPTV. A personalization authentication server(225) receives an authentication request message from the IPTV terminal using the IPTV network through the return path server system, generates a unique key in response to the authentication request message, and then transmits the generated key to the IPTV terminal through the return path server system. A call forwarding main system communicates with an IPTV communication client within the IPTV terminal, and performs the call forwarding setup service using the IPTV.

Description

System and method for setting up IPTV switchover service of the receipt}

1 is a block diagram of an IPTV system for an IPTV T-communication service.

2 is a block diagram of an IPTV head-end system.

3 is a configuration diagram of a call forwarding service system using an intelligent network in IPTV according to the present invention;

4 is a system configuration diagram of an IPTV communication client, a call forwarding service server, and a personalization authentication server.

5 is a system configuration diagram of a call forwarding main system.

6 is a diagram illustrating an authentication process when using an IPTV call forwarding setting service.

7 is a flowchart illustrating a call forward setting service using IPTV according to an embodiment of the present invention.

8 is a flowchart for explaining an IPTV call forwarding setting service method according to an embodiment of the present invention;

<Explanation of symbols for the main parts of the drawings>

20: IPTV terminal 120: call forwarding service server

130: member management server 140: intelligent network interworking server

150: intelligent network AS 160: Parlay G / W

170: PSTN exchanger 180: telephone

190: mobile communication terminal 200: IPTV headend system

The present invention relates to an IPTV call forwarding setting service system and method, and in particular, an IPTV viewer selects a call forwarding setting menu of a T-communication menu on an IPTV terminal and sets a call forwarding function by using a messenger, thereby calling a caller's terminal from a caller terminal. The present invention relates to an IPTV call forwarding setup service system and method for receiving a call at a forwarding phone number for which call forwarding is set when a home telephone number is received.

In general, Internet Protocol Television (IPTV) is a service that combines broadcasting and communication, and receives an IP set-top box (STB) in addition to receiving broadcast signals transmitted from a program provider (PP) or terrestrial, cable, and satellite. It is a digital TV connected to) and provides ICOD (Internet Contents On Demand) service through high speed internet network.

The main components of the IPTV service system include an IPTV headend system, an IP backbone network (IP backbone), a subscriber network (eg xDSL, HFC, FTTC, FTTH structure), and a subscriber station (IP STB, TV).

IPTV service is a digital convergence service that provides Triple Play Service (TPS) including VoIP (telephone), high-speed Internet (Internet), IPTV service (broadcasting), and from IPTV headend system. It is a premium service that provides broadcasting and internet contents such as news, weather, VOD, movies, dramas and sports to user terminals in the form of Internet Contents On Demand (ICOD) through a broadband high-speed communication network.

The standardization of IPTV's Data Broadcasting is the use of terrestrial data broadcasting by the Digital Video Broadcasting-Multimedia Home Platform (DVB-MHP) of satellite data broadcasting at the European Telecommunication Standards Institute (ETSI) in Europe and the Advanced Television System Committee (ATSC) ACAP (Advanced Common Application Platform) and SCTE (Society of Cable Television Engineers) are pushing for standardization of data broadcasting for cable TV's OCAP (Open Cable Application Platform), and in the IP set-top box (STB) JAVA) to provide IPTV services.

ACAP (Advanced Common Application Platform) is a terrestrial data broadcasting standard that provides data broadcasting service to a TV by installing ACAP middleware for terrestrial data broadcasting in a set-top box (STB) connected to SD / HD digital TV.

The digital TV connected to the IP set-top box (STB) selects the desired program in the Electronic Program Guide (EPG) using the remote control or the key input of the TV, and authenticates the user to broadcast and Internet contents such as news, drama, movies, and sports. IPTV service will be provided.

In addition, IPTV communication service provides a variety of communication services, such as SMS, messenger in conjunction with the intelligent network (IN: Intelligent Network).

However, the forwarding function of the IPTV communication service, which allows an IPTV viewer to set up call forwarding to a mobile phone number set by his / her home phone while watching a TV program, and to receive a call to the incoming phone number when going out Did not provide.

The call forwarding service sets up a call forwarding from the caller's phone to the called party's home phone after setting up call forwarding from the caller's phone to the phone number set by the called party. It is to provide a call forwarding service using an intelligent network that attempts to access a call.

Therefore, the IPTV communication service sets up a call forwarding function by using a messenger while a viewer is watching TV, so that when a caller's home phone number comes from the caller's terminal, the IPTV call forwarding service is used to receive a call to the forwarding phone number to which the call forwarding is set. There was a problem that did not provide a function.

The present invention has been proposed to solve the problems of the prior art, the IPTV viewer selects the call forwarding setting function of the T-communication menu in the IPTV terminal, and to the intelligent network system through the intelligent network module of the IPTV communication client (messenger) An object of the present invention is to provide an IPTV call forwarding setup service system and method for transmitting a call forwarding setting information to receive a call to a forwarding phone number for which call forwarding is set when a caller's home telephone number is received from a caller terminal. .

In order to achieve the object of the present invention, the present invention is a system for providing a service for setting call forwarding using IPTV, a data broadcasting system for generating portal screen data including information on the call forwarding setting service using IPTV ; A return path server system connected to the IPTV terminal through a IPTV network through a return channel and transmitting / receiving bidirectional data with the IPTV terminal in a unicasting manner to provide a call forwarding setting service using an interactive IPTV. ; Receiving an authentication request message for a call forwarding setting service using an IPTV from an IPTV terminal using an IPTV network through the return pass server system, and generating an authentication key (Unique Key, UK) in response to the authentication request message. Personalization authentication server for transmitting to the IPTV terminal via a return path server system; And a call forwarding main system that communicates with an IPTV communication client in the IPTV terminal and is responsible for performing call forwarding setting service using IPTV.

A call forwarding setting service system using an IPTV may include: a multiplexing system for multiplexing the portal screen data and program specific information (PSI) and then outputting the multiplexed stream by IP packetizing; And a network switch system for transmitting the IP packetized transport stream received from the multiplexing system to a plurality of IPTV terminals through an IP network in a multicast manner.

The call forwarding main system may include: a front end server configured to establish and maintain a connection session with the IPTV terminal; An authentication server for performing authentication of the IPTV terminal or authentication of a call forwarding setting service subscriber individual using IPTV according to the information received from the IPTV terminal; A call forwarding service server that receives the subscriber call forwarding setting information transmitted from the IPTV terminal and transmits it to the intelligent network interworking server; And an intelligent network interworking server for storing the subscriber call forwarding setting information received from the call forwarding service server and transmitting the subscriber call forwarding setting information to the intelligent network system.

 The call forwarding main system may further include a connection distribution server that manages connection location information of the IPTV terminal and designates a connection front end server to be connected when the connection request of the IPTV terminal is performed.

The access distribution server may further include a function of generating a seed value for encryption of authentication data including a unique key when performing authentication according to the authentication request of the IPTV terminal, and delivering the seed value to the IPTV communication client. Characterized in that.

The call forwarding main system may further include a presence server configured to manage a connection state of the IPTV communication client by performing a login process of an IPTV communication client of an IPTV terminal subscribed to an IPTV call forwarding service. .

The call forwarding setting service system using IPTV is connected to the call forwarding main system through an information communication network, and stores call forwarding setting information of a specific subscriber received from the call forwarding main system, and receives the incoming call to the subscriber. Characterized in that it further comprises an intelligent network system for connecting the call to the call forwarded phone number according to the call forwarding setting information.

The intelligent network system includes: an intelligent network service switching system (SSP) using a No.7 signaling protocol and connected to an exchange through a gateway to provide a call control function and a service exchange function for a dialing service using the intelligent network; An intelligent information providing system (IP) that provides various announcements necessary for the intelligent network service and provides a voice interface; A service management system (SMP) for storing and managing information of intelligent network service subscribers; And a caller's call from the call forwarding main system, which is connected to the gateway and the intelligent network service switching system (SSP), and which is sent to a phone terminal of a specific subscriber that is set up call forwarding to the call forwarding setting service system using IPTV. And a service control system (SCP) for requesting the intelligent network service switching system (SSP) to be connected to a terminal corresponding to a call forwarding number included in the call forwarding configuration information of the specific subscriber.

The IPTV terminal may include a TV in which an IP set-top box is embedded, an IP set-top box connected to a user's TV, a computer, and a laptop.

The L3 network equipment used for the IP network uses a Protocol Independent Multicast-Sparse Mode (PIM-SM) multicast routing protocol, and the user terminal uses an IGMP Join / Leave message to select / release a broadcast channel. L2 network equipment of the subscriber network connecting the IP network and the user terminal is characterized by using the IGMP Snooping protocol to recognize the IGMP transmission and reception messages of the user terminal requesting the channel.

In order to achieve another object of the present invention, the present invention provides a method for providing a call forwarding setting service system using IPTV to set up call forwarding in IPTV, (a) call forwarding setting service subscriber using IPTV (hereinafter subscribed) When the IPTV terminal requests terminal authentication through the IPTV network, performing terminal authentication; (b) When a channel join request for the portal screen channel of the call forwarding setting service system using IPTV is received from the subscriber's IPTV terminal, portal screen data including information on the call forwarding setting service using IPTV is received. Providing; (c) receiving a call forwarding setting service request using IPTV including subscriber call forwarding setting information input from a subscriber from the IPTV terminal; And (d) storing the received subscriber call forwarding setting information and transmitting a call forwarding setting request including the received subscriber call forwarding setting information to an intelligent network system.

The subscriber call forwarding setting information includes a subscriber ID, a subscriber's telephone number, and a telephone number to be switched when the call is received to the subscriber's telephone number.

In step (a), the terminal authentication request from the IPTV terminal is characterized in that is performed at the time of booting the IPTV terminal.

In the terminal authentication of step (a), (a1) when the personalization authentication server of the call forwarding setting service system using IPTV receives a terminal authentication request message including the ID (SAID) of the terminal from the IPTV terminal, Generating a corresponding terminal authentication key and transmitting it to the IPTV terminal; (a2) when the call forwarding main system of the call forwarding setting service system using the IPTV receives an authentication request including the SAID and the terminal authentication key from the IPTV terminal, performing authentication and transmitting a result to the IPTV terminal; And (a3) when the call forwarding main system of the call forwarding setting service system using the IPTV receives a login request from the IPTV terminal, performing a login and transmitting a result to the IPTV terminal.

Between step (b) and step (c), (b1) characterized in that it further comprises the step of performing a personal authentication for providing a call forwarding setting service using the IPTV.

The personal authentication of the step (b1), (b11) the personalization authentication server of the call forwarding setting service system using IPTV, the ID (SAID) of the terminal and the personal identification number (Personal Identification Number) input from the subscriber Receiving a personal authentication request message including a PIN), generating a personal authentication key corresponding to the SAID and the PIN, and transmitting the personal authentication key to the IPTV terminal; (b12) when the call forwarding main system of the call forwarding setting service system using IPTV receives an authentication request including the SAID and the personal authentication key from the IPTV terminal, performing authentication and transmitting a result to the IPTV terminal; And (b13) when the call forwarding main system of the call forwarding setting service system using the IPTV receives a login request from the IPTV terminal, performing a login and transmitting a result to the IPTV terminal.

The authentication request received in step (b12), characterized in that the ID and password input from the subscriber.

After step (d), (e) storing, by the intelligent network system, the received call forwarding setting information of the subscriber; And (f) when the intelligent network system receives an outgoing call connection request from the caller's telephone to the subscriber, connecting the call to a call forwarding telephone number included in the call forwarding configuration information of the subscriber. .

In order to achieve another object of the present invention, the present invention provides an IPTV terminal and a call forwarding setting service system using IPTV and an IPTV by means of an IPTV communication client program (hereinafter, referred to as an "IPTV communication client") performed inside the terminal. A method of providing a call forwarding setting service using IPTV to an IPTV service subscriber connected through a network, the method comprising: (a) requesting terminal authentication to a call forwarding setting service system using IPTV through an IPTV network and performing terminal authentication; step; (b) performing a channel join on the portal screen channel of the call forwarding setting service system using IPTV; (c) receiving a portal screen from the call forwarding setting service system using the IPTV; (d) displaying the portal screen provided in step (c) on the screen of the IPTV terminal; (e) receiving, when a selection of the call forwarding setting service using IPTV is input from the subscriber on the provided portal screen; (f) when the subscriber call forwarding setting information is input from the subscriber, transmitting a call forwarding setting service request using IPTV including the entered subscriber call forwarding setting information to the call forwarding setting service system using the IPTV; And (g) receiving the IPTV call forwarding setup result from the call forwarding setup service system using the IPTV and displaying the result of the IPTV call forwarding setup on the screen of the IPTV terminal.

In step (a), the terminal authentication request from the IPTV terminal is characterized in that is performed at the time of booting the IPTV terminal.

The terminal authentication process of step (a) may include: (a1) transmitting a terminal authentication request message including an ID (SAID) of the IPTV terminal to a personalization authentication server of a call forwarding setting service system using the IPTV; (a2) When the terminal authentication key is received from the personalization authentication server of the call forwarding setting service system using the IPTV, the call forwarding of the call forwarding setting service system using the IPTV is sent to the authentication request message including the received terminal authentication key and the SAID. Transmitting to the main system; And (a3) receiving a message indicating that authentication has passed from the call forwarding main system of the call forwarding setting service system using IPTV, sending a login request to the call forwarding main system of the call forwarding setting service system using IPTV and logging in. Receiving is characterized in that it comprises a step.

Between step (d) and step (e), (d1) characterized in that it further comprises the step of performing a personal authentication for providing a call forwarding setting service using the IPTV.

The personal authentication of step (d1), (d11) provides a personal identification number (PIN) input window on the IPTV terminal screen, if the PIN is entered from the specific subscriber ID (SAID) of the IPTV terminal and the Transmitting a personal authentication request message including a PIN input from the subscriber to the personalization authentication server of the call forwarding setting service system using IPTV; (d12) when the personal authentication key is received from the personalization authentication server, transmitting an authentication request including the SAID and the personal authentication key to the call forwarding main system of the call forwarding setting service system using IPTV; And (d13) receiving an authentication result from the call forwarding main system of the call forwarding setting service system using the IPTV, and if authentication passes, sending a login request to the call forwarding main system of the call forwarding setting service system using the IPTV and logging in. Receiving a result.

In step (d12), the authentication request transmitted to the call forwarding main system of the call forwarding setting service system using the IPTV, characterized in that the ID and password input from the subscriber.

In order to achieve another object of the present invention, the present invention is carried out in the IPTV terminal, and includes a call forwarding setting service using IPTV to the IPTV communication service subscribers while communicating with the call forwarding setting service system using IPTV An IPTV communication client program (hereinafter referred to as an IPTV communication client) that provides an IPTV communication service is a recording medium. The IPTV communication client performs a terminal authentication process with a call forwarding setting service system using IPTV. A communication main module configured to set up and control IPTV communication services; And a call forwarding setup module, which is performed when the IPTV subscriber selects a call forwarding setup service using IPTV among IPTV communication services, communicates with the call forwarding setup service system using IPTV, and is responsible for performing call forwarding setup service using IPTV. The IPTV communication client provides a recorded recording medium.

The IPTV communication client is characterized in that executed when the IPTV terminal booting.

The communication main module transmits a terminal authentication request message including an ID (SAID) of the IPTV terminal to the call forwarding setting service system using the IPTV when the IPTV terminal is booted, and communicates with the call forwarding setting service system using the IPTV. And it characterized in that the main communication session is established by performing the terminal authentication process.

The communication main module may be controlled by an observer module that recognizes a command input from a subscriber.

When the communication main module inputs a call forwarding setup service request from a subscriber, the communication main module uses a personal authentication request message including a personal identification number (PIN) and an ID (SAID) of an IPTV terminal received from the subscriber. The method further comprises a function of transmitting to a call forwarding setting service system, communicating with a call forwarding setting service system using the IPTV, and performing a personal authentication process.

The call forwarding setting module may include a function of providing a subscriber with a user interface for call forwarding setting; Transmitting a call forwarding setup request message including call forwarding setup information received from a subscriber to a call forwarding setup service system using the IPTV; And receiving a call forwarding setting result message from the call forwarding setting service system using the IPTV and displaying the message to the subscriber.

The subscriber call forwarding setting information includes a subscriber ID, a subscriber's telephone number, and a telephone number to be switched when the call is received to the subscriber's telephone number.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms or words used in the specification and claims should not be construed as having a conventional or dictionary meaning, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

1 is a block diagram of an IPTV system for an IPTV T-communication service.

The IPTV service system is a program provider (PP), terrestrial or IPTV content provider (CP), data for data broadcasting from the data provider (DP), program specific information (PSI), and service information (SI), with a call forwarding setup function IPTV headend system 200 for transmitting portal screen including communication menu, premium network using unicast or multicast routing protocol as IP network, subscriber network (eg Ethernet, xDSL, HFC) , FTTC, FTTH), and an IPTV terminal 20 including a digital TV connected to an IP set-top box (STB).

The subscriber network may be composed of any one of Ethernet, xDSL (ADSL, VDSL), Hybrid Fiber Coax (HFC), Fiber To The Curb (FTTC), and Fiber To The Home (FTTH) structures.

The IPTV terminal 20 may use any one of a digital TV having an IP set-top box (IP STB) or an IP set-top box, a computer, and a laptop connected to the digital TV of the user.

The IPTV terminal 20 includes a hardware layer composed of STB hardware such as a CPU, a media processor, a flash RAM, and an Ethernet module, a system software layer including a device driver and an operating system, a Java virtual machine (JVM), and a JNI. (Java Network Interface), ACAP API (ACAP-J, ACAP-X API) (Java TV, Havi UI, JMF, DAVIC, CA Interface), Conditional Access System (CAS) module or Digital Rights Management (DRM) : Middleware layer with Digital Rights Management (API) interface module, API for IP media service (Navigator, Audio streaming API, VOD, Flash player, HDS Client, SSO Client), streaming protocol (RTP, RTSP), MPEG2, MPEG4 Multi-Codec support for multi-codec, MPEG7, H.264, WMV-9, and other codecs and includes four levels of application layer including electronic program guide (EPG) client, web browser or T-communication client It includes.

The IPTV terminal 20 may be used in connection with a VDSL modem or in connection with a Fast Ethernet Switch (FES), and may be used in connection with a home gateway.

The IPTV terminal 20 is assigned an IPv4 address or an IPv6 address.

The SAID of the IPTV terminal 20 is a unique ID assigned to the terminal by the communication company when the service is opened. The personalization authentication server (HDS authentication server) and the HDS client of the STB terminal manage the information (SAID, IP Address, MAC Address, terminal model name) of the opened STB terminal. In addition, the IPTV terminal 20 includes a single sign on (SSO) client, an HDS client for managing opening terminal information, and stores the SAID of the terminal in the HDS client in the set-top box (STB). In the case of personal authentication-based service, when authenticating a personal identification number (PIN), one master PIN number (consisting of four digits) can be assigned to one household and a plurality of PIN information can be assigned to household members.

The call forwarding main system 127 communicates with the IPTV terminal 20 by an IPTV communication client in the IPTV terminal 20 and is responsible for performing call forwarding setting service using IPTV.

The call forwarding main system 127 may include: a connection distribution server that manages connection location information of the IPTV terminal and designates a connection front end server to be connected when the IPTV terminal requests a connection; A connection front end server for establishing and maintaining a connection session with the IPTV terminal; An authentication server for performing authentication of the IPTV terminal or authentication of a call forwarding setting service subscriber individual using IPTV according to the information received from the IPTV terminal; A call forwarding service server that receives the subscriber call forwarding setting information transmitted from the IPTV terminal and transmits it to the intelligent network interworking server; A presence server that performs login processing of an IPTV communication client of an IPTV terminal subscribed to an IPTV call forwarding service and manages a connection state of the IPTV communication client; And an intelligent network interworking server for storing subscriber call forwarding setting information received from the call forwarding service server and transmitting the subscriber call forwarding setting information to an intelligent network system.

The access distribution server provides a function of generating a seed value for encrypting authentication data including a unique key when performing authentication according to the authentication request of the IPTV terminal and delivering the seed value to the IPTV communication client. .

The call forwarding main system 127 is connected to an intelligent network system through an information communication network, and stores call forwarding setting information of a specific subscriber received from the call forwarding main system 127, and receives the incoming call to the subscriber. Provides the function to connect the call to the forwarded phone number according to the call forwarding setting information,

2 is a block diagram of an IPTV head-end system.

The IPTV headend system 200 includes a baseband system 205, a compression multiplexing system 210, a network switch system 215, a return pass server system 220, a personalization authentication server (HDS) 225, and an EPG providing system. 230, data broadcast system 235, media management system 240, reception restriction system 245, billing processing system 250, and monitoring system 255.

The baseband system 205 is basically a tuner (Tuner) for receiving an analog broadcast signal to a broadcast signal, such as a program provider (PP), terrestrial wave, such as DS-3 optical end station, Yagi antenna, Integrated Receiver Decoder (IRD), A signal divider such as a frame synchronizer for converting and correcting the received source signal into an SDI signal and synchronizing frames, and an A / V router that connects / concentrates all broadcast signal channels for operational management; And a subtitle generator for inserting an advertisement, a logo, and a subtitle into the SDI signal to edit and process the signal.

The data broadcasting system 235 generates portal screen data for the IPTV call forwarding setting service.

The compression multiplexing system 210 multiplexes the portal screen data and program specific information (PSI) for the IPTV call forwarding setup service, and then IP packetizes the multiplexed stream and together with the SI information. To the network switch system 215.

In addition, the compression multiplexing system (multiplexing system) 210 receives the EPG information from the EPG providing system 230, A / V encoding by the A / V encoder to generate a MEPG-2 TS to the network switch system ( 215).

The network switch system 215 uses IPv4 multicast or IPv6 multicast. When using IPv4 multicast, the network switch system 215 premiums the IP packetized transport stream (MPEG-2 TS) in the form of UDP / IP packets based on an IPv4 Class D multicast address. The rendezvous point RP of the network transmits to a plurality of IPTV terminals (STB + TV) 20 joined to the corresponding channel (multicast group).

Previously, when using the PIM-SM multicast routing protocol, the network switch system 215 transmits a Register message to a rendezvous point RP and in response to a PIM JOIN message from a rendezvous point RP. The registration process is performed at the rendezvous point RP, which is received by the switch system 215 and sets a path.

In addition, IP multicasting may use IPv4 multicast or IPv6 multicast technology. In one embodiment, if the router and the L3 switch use the PIM-SM Multicasting Routing Protocol and the subscriber's IP set-top box uses an IPv4 address, the subscriber aggregation device (L2 network equipment, DSLAM,) using IGMP v2 / v3. Transmitting to the subscriber switch (L3 switch) 350 through the IGMP Snooping of 360 to join the desired broadcast channel, or using the MLD v1 / v2 when using an IPv6 address (L3 switch) 350 To join the broadcast channel.

In one embodiment, when the network switch system 215 uses IPv4 multicast, the IPv4 multicast address is 224.0.0.0 to 239.255.255.255, which is different for each broadcast channel (eg, 100 channels). Use When using IPv4 multicast, SBS uses 230.1.1.1 multicast address, KBS uses 230.1.1.2 multicast address, and EBS uses 230.1.1.3 multicast address as broadcast channel.

The media operation system (MOC) 240 operates broadcasting programs such as broadcast program organization information, content and media management information, contract information between a program provider (PP) and a content provider (CP), and product information. Manage various business process information.

 The media management system (MOC) 240 includes contract management in terms of acquisition, media and content metadata management, EPG information acquisition / management as broadcast schedule information, and real time broadcasting in terms of operation. Marketing analysis reporting, delivery of CP / CA, subscriber viewing tendency, etc. in terms of VOD channel formation management, agent management with each subsystem, VOD catalog creation management, various product analysis, and analysis aspects ), Broadcast transmission monitoring, video server transmission management and VoD subscriber authentication, transmission result recording / management for settlement with CP / CA, and data synchronization with each subsystem.

The billing processing system 250 is a provisioning system for billing processing, and performs billing processing for IPTV T-communication service use for each subscriber.

The subscriber management system 260 provides a member subscription and termination for the IPTV service, and a member information management function.

The monitoring system 255 is a control system that monitors a transmission failure of an A / V broadcast signal for IPTV broadcasting, a downlink of an IPTV headend system, and a reception failure and subtitle confirmation.

The EPG providing system 230 provides electronic program guide (EPG) information to the IPTV terminal 20.

The EPG providing system 230 provides information on all services including a channel and a program, and the electronic program guide includes any one of a Box List EPG, Text EPG, Mosaic EPG, Mini EPG, and Tree Navigator EPG. You can use the Electronic Program Guide (EPG).

The data broadcasting system (DBS) 235 authors, verifies, organizes, and transmits portal screen data associated with a T-communication service, and periodically from a data agent (DA) of a T-communication service content provider (CP). And a data manager (DM) for receiving data updated for data broadcasting. The data manager (DM) of the data broadcasting system (DBS) receives periodically updated object carousel (OC) update data received from a data agent (DA) and receives a network switch system ( 215 is transmitted to the plurality of IPTV terminals 20 joined to the corresponding channel in a multicast manner.

The data broadcasting system (DBS) 235 generates a data agent manager (PSI) generator for managing data encoding, a PSI generator (PSI Generator) for generating program specific information (PSI), and service information (SI). An SI generator, a data server / data encoder for encoding portal screen data including a call forwarding setup menu, and a multiplexing function of the data broadcasting data, the PSI information, and the SI information And a multiplexer manager (MM) for managing the data, and a scheduler user interface (Scheduler UI).

Program Specific Information (PSI) includes Program Association Table (PAT) and Program Map Table (PMT) information.

The return path server system 220 is connected to the subscriber's IPTV terminal 20 in a unicast manner to transmit and receive bidirectional data, record user log information, and transmit / receive T-communication service start / end time information. Record it.

IP multicast routing protocols used in routers and L3 switches in premium networks include Distance Vector Multicast Routing Protocol (DVMRP), Multicast Extensions to OSPF (MOSPF), Core Based Tree (CBT), and Protocol Independent Multicast-Sparse Mode (PIM-SM). ) And PIM-DM (Protocol Independent Multicast-Dense Mode) may use one of the multicast routing protocols.

Each router including a Rendezvous Point (RP) of an IPTV backbone network / access network / subscriber network according to the present invention, a metro switch (L3 switch), an N-Topia switch (L3 switch) (N-Topia: in a group building in which UTP is installed Layer 3 network devices including high speed internet service and subscriber switch (L3 switch) through installed LAN equipment each use Protocol Independent Multicast-Sparse Mode (PIM-SM) multicast routing protocol.

The IPTV terminal (STB + DTV) 20 and the subscriber concentrator (xDSL concentrator, DSLAM) (Layer 2 equipment) 360 use IGMP and IGMP Snooping protocols, respectively.

The Internet Group Management Protocol (IGMP) sends an IGMP Join / Leave message to the L3 switch (e.g., subscriber switch, router) 350 to request the broadcast channel selection / release from the IPTV terminal 20, and accepts the request. Used between L3 switches (eg subscriber switch, router) 350.

The IGMP Snooping protocol is a Layer 2 device (e.g. subscriber aggregation device (DSLAM) located between an IPTV terminal 20 terminal of a subscriber requesting channel selection / release and an L3 switch (e.g. subscriber switch) 350 accepting the request. , xDSL concentrator)) 360.

The L3 switch (subscriber switch) 350 transmits two IGMP group specific query messages every one second to the subscriber concentrating device (L2 equipment) 360 to check whether there is another STB watching the current broadcast for each broadcasting channel. Through a plurality of IPTV terminal 20 to transmit.

The Layer 2 equipment (subscriber concentrator) 360 driven by the IGMP snooping protocol recognizes an IGMP transmission / reception message between the IPTV terminal 20 and the L3 switch (subscriber switch) 350, and requests the channel to the IPTV terminal 20. Send channel information.

3 is a configuration diagram of a call forwarding setting service system using an intelligent network in an IPTV according to the present invention.

The IPTV terminal undergoes STB SAID terminal authentication at the personalization authentication server (HDS server) 225 at the first boot, and establishes a communication main session after terminal authentication. The communication main session provides various notification services. After establishing a communication main session, a personal authentication using a personal identification number (PIN) (hereinafter referred to as PIN authentication) is performed to use individual T-communication services.

Upon authentication of the STB SAID terminal, the personalization authentication server 225 of the IPTV headend system receives an authentication request message including SAID and APP information from the IPTV communication client of the IPTV terminal 20 through the return pass server system 220. In response to this, an authentication key (UK) is generated and the authentication result including the UK is transmitted to the IPTV communication client of the IPTV terminal 20 through the return pass server system 220. Here, the APP information means application information of the IPTV communication client.

In addition, the personalization authentication server 225 receives an authentication request message including PIN, SAID, and APP information from the communication client of the IPTV terminal 20 for use of the T-communication service at the time of PIN authentication, and in response thereto. A unique key (UK) is generated to transmit an authentication ticket including the UK to the IPTV communication client of the IPTV terminal 20.

The return path server system 220 is connected to the IPTV terminal 20 through a return channel, and transmits and receives bidirectional data with the IPTV terminal 20 in a unicasting manner to provide an interactive IPTV call forwarding setting service. .

Thereafter, the return pass server system 220 records log information for the billing service for each member, and records start / end time information of the T-communication service.

As a result, the T-communication service interacts with the IPTV headend system 200 in general STB authentication and log recording.

The present invention selects the call forwarding setting menu of the T-communication menu by the IPTV viewer, and transmits the call forwarding setting information to the intelligent network system through the intelligent network module of the IPTV communication client, thereby making a call from the calling terminal to the called party's home telephone number. If you are coming, make a call to the forwarding phone number for which call forwarding is set.

The T-communication system according to the present invention selects a call forwarding setting menu of the T-communication menu using an IPTV communication client and provides a call forwarding setting function to a wireline additional service through a call forwarding service server and an intelligent network system.

The call forwarding service server 120 is connected to the IPTV communication client 111 by HTTP or TCP / IP, and the call forwarding setting is set from the call forwarding setting module of the IPTV communication client 111 using the presence information or the subscriber information for each member. Receives the information and transmits it to the intelligent network interworking server 140.

The intelligent network interworking server 140 receives the call forwarding setting information from the call forwarding service server 120 and transmits it to the intelligent network AS 150, stores the call forwarding setting information in the DB, and transfers the call forwarding setting result to the call forwarding service server. It transmits to the IPTV communication client 111 through the (120).

The intelligent network AS (Parlay AS) 150 is interworked with the Parlay gateway (Parlay G / W) 160 and notifies the IM intelligent network interworking server 140 of the call processing, incoming call notification, and SMS reception notification of the U2 messenger system. . Thereafter, the call forwarding main system transmits the call forwarding setting result to the IPTV communication client 111 of the IPTV terminal 20.

The signaling generated from the actual service is transmitted to the Parlay gateway 160 through the IPTV terminal 20, the call forwarding service server (messenger server) 120, the intelligent network interworking server 140, and the intelligent network AS 150, and the Parley gateway. In step 160, the IP signal is converted into a PSTN protocol and transmitted to the PSTN exchange to request a call connection to the PSTN telephone. In the opposite case, the PSTN call is transmitted from the Parlay gateway 160 to the intelligent network AS 150, the intelligent network interworking server 140, the call forwarding service server 120, and the IPTV terminal 20 after the protocol conversion.

Parlay Gateway (Parlay G / W) 160 is a standardized service platform that allows third parties and application service providers (SPs) to create and provide various additional services using network resources regardless of network type. Along with 150, it is in charge of interoperating third party servers.

Parlay gateway 160 is an intelligent network service gateway that provides a multiprotocol gateway function. The equipment using No. 7 in the intelligent network (IN) is interworked with SSP, IP, SCP, HLR, MSC, and the like. It is interworked with AAA, SMSC, LMSC, etc. as IP-enabled equipment, and works as a gateway of NGN (Next Generation Network) network by interworking with SIP server of all-IP network and Call Session Control Function (CSCF).

The intelligent network (IN) is interworked with a public switched telephone network (PSTN) and a mobile communication network through the Parlay gateway 160, and voices using an SS No. 7 signaling method from a communication terminal to an intelligent service switching point (SSP). And packet data services.

The intelligent network system may include a service switching point (SSP), a service control point (SCP), a service management point (SMP), a service creation environment point (SCEP), and Intelligent Information System (IP: Intelligent Peripheral).

Intelligent Network Service Switching Point (SSP) uses No.7 signaling protocol and is connected to PSTN exchange and mobile communication exchange to make call control function (CCF: Call Control Function), call required to perform dialing service using intelligent network. It provides a control agent function (CCAF) and a service switching function (SSF).

Service control point (SCP) has intelligent network various service logic programs and data, and receives call forwarding setting information from intelligent network AS 150 and Parlay gateway 160 to set up call forwarding of subscription.

Intelligent Peripheral (IP) provides various information required for intelligent network service, provides information to intelligent network subscribers using voice interface, and provides various information such as password and service selection for intelligent network service. Collect from subscribers.

Service Management Points (SMPs) work with customer centers to store and manage subscriber information, distribute it to multiple service control systems (SCPs), and use integrated operations and maintenance functions. Allows management of multiple SCPs and IPs.

Service Creation Environment System (SCE) is usually called Service Creation Environment Point (SCEP), and provides the ability to create Service Logic Program (SLP) for intelligent network service, and before applying intelligent network service to network. In addition, a simulation environment is provided to enable pre-validation.

4 is a configuration diagram of a call forwarding service system including an IPTV communication client, a call forwarding service server, and a personalization authentication server.

The call forwarding service server 120 is connected to the personalization authentication server 225 through the return path server 220, the authentication module 121 for family authentication, and the intelligent network module 122 for providing a call forwarding setting service using an intelligent network. ), A messenger module 123 for providing an IPTV messenger function.

The IPTV communication client 111 includes a communication main module 117 which performs a terminal authentication process with a call forwarding setting service system using IPTV, establishes a communication main session, and controls IPTV communication service; A call forwarding setup module 112 in which an IPTV subscriber performs a call forwarding setup service using IPTV among the IPTV communication services, and communicates with the call forwarding setup service system using IPTV, and is responsible for performing call forwarding setup service using IPTV. It includes.

The IPTV communication client 111 provides a user interface for interworking with the Observer 123 through the communication main module 117 and the IXC interface, and is connected to the call forwarding service server 120. The communication main module 117 is connected to the personalization authentication server (HDS server) 101 through the return pass server 102.

The IPTV communication client 111 is executed when the IPTV terminal boots up.

The communication main module 117 transmits a terminal authentication request message including the ID (SAID) of the IPTV terminal to the call forwarding setting service system using the IPTV when the IPTV terminal is booted, and the call forwarding setting service system using the IPTV. Communicates with the client and establishes a communication main session by performing a terminal authentication process.

The communication main module 117 is controlled by an observer module 123 that recognizes a command input from a subscriber's remote controller.

When the communication main module 117 inputs a call forwarding setup service request from a subscriber, the communication main module 117 receives a personal authentication request message including a personal identification number (PIN) and an ID (SAID) of an IPTV terminal received from the subscriber. The apparatus further includes a function of transmitting to a call forwarding setting service system using the call forwarding service, communicating with the call forwarding setting service system using the IPTV, and performing a personal authentication process.

The call forwarding setting module 112 provides a function of providing a subscriber with a user interface for call forwarding setting; Transmitting a call forwarding setup request message including call forwarding setup information received from a subscriber to a call forwarding setup service system using the IPTV; And a function of receiving a call forwarding setting result message from the call forwarding setting service system using the IPTV and displaying the message to the subscriber.

The subscriber call forwarding setting information includes a subscriber ID (ID), a subscriber's telephone number, and a telephone number to be switched when receiving a call to the subscriber's telephone number.

5 is a hardware configuration diagram of a call forwarding main system.

IPTV communication client installed on the set-top box 20 connected to SD / HD-level digital TV is set up with simple clicks such as dialing, call forwarding, and out-of-office guidance using wired telephone supplementary services using presence information and various interfaces. This is possible, caller ID display (CID), incoming and outgoing call list is possible.

The access distribution server manages the access location information of the IPTV terminal 20, and generates an access point server information and a SEED value for encryption when the IPTV terminal 20 requests a connection to generate an encryption key using the SEED value. It generates and transmits to the IPTV communication client 111 of the IPTV terminal 20, and designates the connection front end server to be connected.

An access proxy server (IM Proxy) receives a set-top box ID (SAID) from the IPTV communication client 111 of the IPTV terminal 20, requests a login to a presence server with a SAID, manages an access session with a SAID, and manages the IPTV terminal. The communication main session login result is transmitted to the IPTV communication client 111 of 20 to maintain the connection session.

The authentication server receives SAID authentication from the IPTV communication client of the IPTV terminal 20 using the HTTP protocol during communication main session authentication (terminal authentication), and transmits the SAID authentication to the IPTV communication client 111 of the IPTV terminal 20. When receiving the personalized authentication request message including SAID, UK, ID, and Passwd according to the HTTP protocol from the IPTV communication client 111 of the IPTV terminal 20 during personal authentication, the UK (Unique Key) information is looked up. And store the personal authentication result to the IPTV communication client 111 of the IPTV terminal 20.

The presence system is composed of a presence server, a notification server, and a watcher server.

Presence server in IPTV wired telephone supplementary service is connected to the front end server to register / change / cancel the presence information such as login / logout / status change of clients, and to check whether the accessor is connected to T-communication service. Do it.

The Watcher Server is responsible for finding Watchers that are interested in changing the presence.

The Notification Server connects to the connection front end server and delivers notification messages (ex, online / offline / away) to the IPTV communication client through the connection delivery server.

The notification server acts as a load balancer for notification messages by connecting to all connecting front-end servers.

IPTV communication client 111 is called the forwarding service server 120, intelligent network interworking server 140, intelligent network subscription information through the intelligent network system (Intelligent Network AS, Parlay G / W, SSP / SCP / IP / SMP / SCE), It provides phone setting, call reception mode setting and call forwarding setting function.

Inquiry of the intelligent network subscription information subscribed to can be inquired using a user member number, a user ID, a set-top box ID (SAID), and a UK (Uniqueue key). The intelligent network maps the user ID to the subscriber's telephone number.

The intelligent phone call reception mode is set in conjunction with the presence server, and the user's phone number, user ID, the user's own intelligent network subscription phone number, the presence status, and the call reception mode (for example, a call to a U2 phone) : Call number, 31: away, 32: out of office, 33: out of office, 34: on vacation, 35: during a meeting, 36, end of work, 37: customized guide, 41: call blocking Setting information can be changed.

The intelligent network telephone reception mode inquiry uses the session key, the UK (unique key), the set-top box ID (SAID), and the user's own intelligent network subscription telephone number to query configuration information on the intelligent network telephone reception method.

6 is a diagram illustrating an authentication process when using an IPTV call forwarding setting service.

The personalization authentication server (HDS server) 225 receives terminal authentication request information including SAID and APP information during STB booting from the IPTV communication client 111 of the IPTV terminal (STB + TV) 20 (S501). Authentication confirmation information including the UK (Unique Key) is transmitted to the IPTV communication client 111 of the IPTV terminal 20 (S502).

The access distribution server 101 receives a request for access point and Seed value inquiry from the IPTV communication client 111 of the IPTV terminal 20 (S503), generates a SEED value for access point server information and encryption, and generates an IPTV terminal ( The IPTV communication client 111 transmits to the IPTV communication client 111 and designates a connection front end server to be connected (S504). The IPTV communication client 111 of the IPTV terminal 20 generates an encryption key using the SEED value.

When the authentication server 102 authenticates the T-communication main session, the authentication server 102 receives a SAID authentication request from the IPTV communication client of the IPTV terminal 20 by the HTTP protocol (S505), and transmits the authentication result to the IPTV of the IPTV terminal 20. The data is transmitted to the communication client 111 (S506).

An access proxy server (IM Proxy) 103 receives a SAID for a communication main session login request from the IPTV communication client 111 of the IPTV terminal 20 (S507), manages a login session, and presences with the received SAID. When requesting login to the server 107 (S508), receiving a login result from the presence server 107 (S509) determines whether the SAID is valid and communicates to the IPTV communication client 111 of the IPTV terminal 20. The session login result is transmitted to maintain the access session (S510).

The personalization authentication server 225 receives the authentication request message including the PIN, SAID, and APP information from the IPTV communication client 111 of the IPTV terminal 20 through the return path server 220 (S511) and personalization authentication. When the PIN authentication is confirmed, the server 225 transmits a PIN authentication result including a unique key (UK) to the IPTV communication client 111 of the IPTV terminal 20 through the return pass server 220 (S512). .

After the PIN authentication, if the blue authentication server 102 is logged in with a personal ID using the SAID, UK from the IPTV communication client 111 of the IPTV terminal 20 (S513), when the messenger login (S513) The transmission is sent to the IPTV communication client 111 of the terminal 20 (S514).

When the authentication server 102 logs in with the personalized login ID (ID / Passwd) using SAID, UK, ID, and Passwd from the IPTV communication client 111 of the IPTV terminal 20 (S516), the login ID authentication result To the IPTV communication client 111 of the IPTV terminal 20 (S517).

The access shear server 103 receives a messenger login request from the IPTV communication client (messenger client) 111 of the IPTV terminal 20 (S518), requests a login to the presence server 107 (S519) In response to receiving a login result (S520), and setting personalization information, the messenger login result is transmitted to the IPTV communication client 111 of the IPTV terminal 20 (S521).

The IPTV T-communication service undergoes STB SAID terminal authentication at the personalization authentication server (HDS server) 225 at the first terminal booting, and undergoes PIN (Personal Identification Number) authentication at the time of messenger login. Thereafter, the return pass server system 102 records log information for the billing service for each member, and records start / end time information of the call forwarding setting service using the intelligent network.

As a result, the T-communication service interworks with the IPTV headend system in general STB authentication and log recording.

7 is a flowchart illustrating a call forwarding service using IPTV according to an embodiment of the present invention.

IPTV communication client 111 is the intelligent network interworking server (through the call forwarding service server 120, the call forwarding setting information, including the user member number, user ID, set-top box ID (SAID), home phone number, call forwarding setting number) 140) (steps S1, S2).

The intelligent network interworking server 140 transmits the call forwarding setting information to the intelligent network AS (Parlay AS) 150 (step S3), and then stores the call forwarding setting information in the DB (step S5), and the call forwarding service server ( 120, the call forwarding setting result is transmitted to the call forwarding setting module of the IPTV terminal (step S6).

The intelligent network AS (Parlay AS) 150 is a call forwarding setup information connected to a forwarding main system connected to an intelligent network service switch (SSP) through a SCP (Service Control Point) of an intelligent network through a Parlay gateway (Parlay G / W) 160. Is transmitted (step S4).

In one embodiment, if a call is requested by attempting to connect to the called party's home telephone number through an intelligent network service switching point (SSP) from the calling telephone through the PSTN switch (step S7), the intelligent network service exchange (SSP) The call forwarding main system checks whether the call forwarding service subscriber is connected, and connects the call to a preset call forwarding number (eg, a mobile phone number) of the corresponding subscriber (step S8).

Therefore, after the IPTV viewer sets up the call forwarding function using the IPTV communication client 111 and requests a call connection from the calling party terminal to the called party terminal, the called party is called by the call forwarding service system connected to the intelligent network forwarding service exchange (SSP). Connect the call to the incoming call number set up.

That is, in the method in which the call forwarding setting service system using IPTV provides a service for setting up call forwarding in IPTV, the IPTV terminal of the call forwarding setting service subscriber (hereinafter referred to as subscriber) using IPTV performs terminal authentication through the IPTV network. If requested, performing terminal authentication; When the channel join request for the portal screen channel of the call forwarding configuration service system using the IPTV is received from the subscriber's IPTV terminal, providing the portal screen data including information on the call forwarding setting service using the IPTV. ; Receiving a call forwarding setup service request using IPTV including subscriber call forwarding setup information input from a subscriber from the IPTV terminal; And storing the received subscriber call forwarding setting information and transmitting a call forwarding setting request including the received subscriber call forwarding setting information to an intelligent network system. Storing, by the intelligent network system, the received call forwarding setting information of the subscriber; And when the intelligent network system receives an outgoing call connection request from the calling telephone to the subscriber, connecting the call to the call forwarding telephone number included in the call forwarding setting information of the subscriber.

The subscriber call forwarding setting information includes a subscriber ID, a subscriber's telephone number, and a telephone number to be transferred when a call is received to the subscriber's telephone number.

The terminal authentication request from the IPTV terminal 20 is performed at the boot of the IPTV terminal.

In the terminal authentication, when the personalization authentication server 225 of the call forwarding setting service system using IPTV receives the terminal authentication request message including the ID (SAID) of the terminal from the IPTV terminal 20, the terminal authentication request corresponds to the SAID. Generating a terminal authentication key and transmitting it to the IPTV terminal; When the call forwarding main system of the call forwarding setting service system using IPTV receives the authentication request including the SAID and the terminal authentication key from the IPTV terminal 20, performing authentication and transmitting a result to the IPTV terminal; Performing personal authentication for providing a call forwarding setting service using the IPTV; And when the call forwarding main system of the call forwarding setting service system using IPTV receives a login request from the IPTV terminal 20, performing a login and transmitting a result to the IPTV terminal.

The personal authentication is performed by the personalization authentication server 225 of the call forwarding setting service system using the IPTV from the IPTV terminal 20, the ID (SAID) of the terminal and the personal identification number (Personal Identification Number, PIN) inputted from the subscriber. Receiving a personal authentication request message including), generating a personal authentication key corresponding to the SAID and the PIN and transmitting the personal authentication key to the IPTV terminal 20; When the call forwarding main system receives an authentication request including the SAID and the personal authentication key from the IPTV terminal 20, performing authentication and transmitting a result to the IPTV terminal 20; And when the call forwarding main system of the call forwarding setting service system using the IPTV receives a login request from the IPTV terminal 20, performing a login and transmitting a result to the IPTV terminal 20.

The received authentication request, characterized in that the ID and password input from the subscriber.

 The IPTV terminal 20 is connected by the IPTV communication client 111 with the call forwarding setting service system using the IPTV through the IPTV network, and provides a call forwarding setting service using the IPTV to the IPTV service subscriber. Requesting terminal authentication to the call forwarding setting service system using IPTV, and performing terminal authentication; Performing a channel join on the portal screen channel of the call forwarding setting service system using IPTV; Receiving a portal screen from a call forwarding setting service system using the IPTV and displaying the portal screen on a screen of an IPTV terminal; Receiving, when a selection of a call forwarding setting service using IPTV is input from the subscriber on the provided portal screen; When the subscriber call forwarding setting information is input from the subscriber, transmitting a call forwarding setting service request using the IPTV including the entered subscriber call forwarding setting information to the call forwarding setting service system using the IPTV; And receiving the IPTV call forwarding setting result from the call forwarding setting service system using the IPTV and displaying the result on the screen of the IPTV terminal.

The terminal authentication request from the IPTV terminal 20 is performed at the boot of the IPTV terminal 20.

The terminal authentication process may include transmitting a terminal authentication request message including an ID (SAID) of the IPTV terminal to the personalization authentication server 225 of the call forwarding main system using the IPTV; Upon receiving a terminal authentication key (UK, Uniqueue Key) from the personalization authentication server 225 of the call forwarding main system using the IPTV, transmitting an authentication request message including the received terminal authentication key and the SAID to the call forwarding main system. Process of doing; Performing personal authentication for the call forwarding setting service using the IPTV; And receiving a message indicating that authentication has been passed from the call forwarding main system using the IPTV, sending a login request to the IPTV call forwarding main system and receiving a login result.

The personal authentication provides a personal identification number (PIN) input window on an IPTV terminal screen, and when a PIN is input from the specific subscriber, the ID (SAID) of the IPTV terminal and a PIN input from the subscriber are included. Transmitting the personal authentication request message to the personalization authentication server of the IPTV call forwarding main system; Transmitting an authentication request including the SAID and the personal authentication key to a call forwarding main system when receiving the personal authentication key from the personalization authentication server; And receiving an authentication result from the call forwarding main system, and if the authentication passes, sending a login request to the call forwarding main system and receiving a login result.

The authentication request sent to the call forwarding main system of the call forwarding setting service system using the IPTV includes an ID and password input from the subscriber.

8 is a flowchart illustrating a call forwarding service method using an intelligent network in an IPTV according to an embodiment of the present invention.

The IPTV headend system transmits portal screen data including a call forwarding setting menu to the plurality of IPTV terminals 20 joined to the corresponding channel (step S20).

The personalization authentication server (HDS server) 225 receives terminal authentication request information including SAID and APP information at the time of STB booting from the IPTV communication client 111 of the IPTV terminal (STB + TV) 20, and the UK (Unique) The authentication confirmation information including the key) is transmitted to the IPTV communication client 111 of the IPTV terminal 20 (step S21).

The access distribution server 101 receives a request for access point and Seed value inquiry from the IPTV communication client 111 of the IPTV terminal 20, generates a SEED value for access point server information and encryption, and generates an IPTV terminal 20. It transmits to the IPTV communication client 111, and designates the connection front end server to be connected. The IPTV communication client 111 of the IPTV terminal 20 generates an encryption key using the SEED value.

Upon authentication of the T-communication main session, the authentication server 102 receives a SAID authentication request from the IPTV communication client 111 of the IPTV terminal 20 by the HTTP protocol, and returns the authentication result to the IPTV of the IPTV terminal 20. Transfer to the communication client 111.

The IM server 103 receives the SAID for the communication main session login request from the IPTV communication client 111 of the IPTV terminal 20, manages the login session, and uses the received SAID as the presence server 107. Request to log in, receive the login result from the presence server 107 and determine whether the SAID is valid, and transmit the communication main session login result to the IPTV communication client 111 of the IPTV terminal 20 to access the connection. Maintain a session.

The personalization authentication server 225 receives the authentication request message including the PIN, SAID, and APP information from the IPTV communication client 111 of the IPTV terminal 20 through the return path server 220 (step S22), and personalization authentication. When the server 225 confirms the PIN authentication (step S23), the server 225 transmits a PIN authentication result including a unique key (UK) to the IPTV communication client 111 of the IPTV terminal 20 through the return pass server 220. (Step S24).

After the PIN authentication, if the blue authentication server 102 logs in with a personal ID using the SAID, UK from the IPTV communication client 111 of the IPTV terminal 20 during messenger login, the personal ID authentication result is returned to the IPTV terminal 20. IPTV communication client 111).

When the authentication server 102 logs in from the IPTV communication client 111 of the IPTV terminal 20 with a personalized login ID (ID / Passwd) using SAID, UK, ID, and Passwd, a login ID authentication result is returned to the IPTV. It transmits to the IPTV communication client 111 of the terminal 20.

The access shear server 103 receives a login request from the IPTV communication client 111 of the IPTV terminal 20 (S518), requests a login to the presence server 107 (S519), and responds to the login result in response thereto. Received (S520), and sets the personalized information to transmit a messenger login result to the IPTV communication client 111 of the IPTV terminal 20 (S521).

First, the user agrees to the terms and conditions for the IPTV call forwarding setting service, and a member registration process is performed in which the member registration information and the call forwarding phone number are transferred to the call forwarding setting service system connected to the intelligent network service exchanger (SSP). That is, the call forwarding setting service system connected to the intelligent network service exchanger (SSP) receives and stores the IPTV call forwarding service membership information from the IPTV terminal (STB) 20 (step S25).

The call forwarding service server 120 transmits the call forwarding setting information to the call forwarding service server 120 by the call forwarding setting module of the IPTV communication client 111 of the IPTV terminal 20 after logging in (step S26). .

The call forwarding setting information includes a user member number, a user ID, a set-top box ID (SAID), a home phone number, and a call forwarding setting number.

The call forwarding service server 120 transmits the received call forwarding setting information to the intelligent network interworking server 140 (step S27).

The intelligent network interworking server 140 receives the call forwarding setting information and transmits it to the intelligent network AS 150, stores the call forwarding setting information in the DB (S28), and sets the call forwarding setting through the call forwarding service server 120. Is transmitted to the IPTV communication client 111 of the IPTV terminal 20 (step S28).

The intelligent network AS (Parlay AS) 150 transfers the call forwarding setting information to the intelligent network service switch (SSP) through the parlay gateway (Parlay G / W) 160 through the SCP (Service Control Point) of the intelligent network. Transfer to main system (step S29).

In one embodiment, if a call is requested by attempting to connect to the called party's home telephone number through an intelligent network service switching point (SSP) from the caller's telephone through a PSTN exchange (S30), the intelligent network service switcher (SSP) The call forwarding service system connected to the call forwarder checks whether the call forwarding service is a subscriber. Once the forwarding service subscriber is identified (step S31), the intelligent network service exchanger (SSP) transmits the caller's telephone number and the corresponding forwarding number of the subscriber (e.g., mobile) through the local exchange (LE) (Local Exchange). The call is transferred to the phone number) to transfer the call (step S32).

In addition, when a call forwarding request is requested from a caller's telephone to a call forwarding service system connected to the intelligent network service switching system (SSP), the call notification information is transmitted from the intelligent network service switching system (SSP) to a service control system (SCP) and a Parlay gateway ( 160, the intelligent network AS 150, the intelligent network interworking server 140, and the call forwarding service server 120 to transmit to the IPTV communication client 111 of the IPTV terminal 20 to provide a call notification function.

In the call connection process, the return pass server system 220 records the log information of the user for the billing service for each member, and stores the start / end time information of the call forwarding service using the intelligent network (step S33).

Thereafter, the billing processing system (back office system) performs billing on a monthly basis for the use of the call forwarding service using the intelligent network for each member (step S34).

As described above, the method of the present invention may be implemented as a program and stored in a recording medium (CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, etc.) in a computer-readable form.

As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art various modifications of the present invention without departing from the spirit and scope of the invention described in the claims below Or it may be modified.

As described above, in the IPTV call forwarding setting service system and method according to the present invention, an IPTV viewer selects a call forwarding setting menu of a T-communication menu on an IPTV terminal, and calls the call forwarding service through an intelligent network module of an IPTV communication client. Transfer call forwarding setting information to server, intelligent network interworking server, intelligent network system (Intelligent Network AS, Parlay G / W, SSP / SCP / IP / SMP / SCE), and call forwarding when caller's home phone number comes from the calling terminal This has the effect of answering a call to the set incoming telephone number.

Claims (31)

A system that provides a service for setting up call forwarding using IPTV, A data broadcasting system for generating portal screen data including information on a call forwarding setting service using IPTV; A return path server system connected to the IPTV terminal through a IPTV network through a return channel and transmitting / receiving bidirectional data with the IPTV terminal in a unicasting manner to provide a call forwarding setting service using an interactive IPTV. ; Receiving an authentication request message for a call forwarding setting service using an IPTV from an IPTV terminal using an IPTV network through the return pass server system, and generating an authentication key (Unique Key, UK) in response to the authentication request message. Personalization authentication server for transmitting to the IPTV terminal via a return path server system; And A call forwarding main system that communicates with an IPTV communication client in an IPTV terminal and is responsible for performing call forwarding setting service using IPTV; Call forwarding setting service system using an IPTV. The method according to claim 1, A multiplexing system for multiplexing the portal screen data and program specific information (PSI) and then outputting the multiplexed stream into IP packets; And A network switch system for transmitting the IP packetized transport stream received from the multiplexing system to a plurality of IPTV terminals through an IP network in a multicast manner; Call forwarding setting service system using an IPTV, characterized in that it further comprises. The method according to claim 1, The call forwarding main system, A connection front end server for establishing and maintaining a connection session with the IPTV terminal; An authentication server for performing authentication of the IPTV terminal or authentication of a call forwarding setting service subscriber individual using IPTV according to the information received from the IPTV terminal; A call forwarding service server that receives the subscriber call forwarding setting information transmitted from the IPTV terminal and transmits it to the intelligent network interworking server; And An intelligent network interworking server for storing subscriber call forwarding setting information received from the call forwarding service server and transmitting the subscriber call forwarding setting information to an intelligent network system; Call forwarding setting service system using an IPTV comprising a. The method according to claim 3, The call forwarding main system, A connection distribution server that manages connection location information of the IPTV terminal and designates a connection front end server to be connected when the IPTV terminal requests a connection; Call forwarding setting service system using an IPTV, characterized in that it further comprises. The method according to claim 4, The connection distribution server, Generating a seed value for encryption of authentication data including a unique key when performing authentication according to the authentication request of the IPTV terminal, and transmitting the seed value to an IPTV communication client; Call forwarding setting service system using an IPTV, characterized in that it further comprises. The method according to claim 3, The call forwarding main system, A presence server that performs login processing of an IPTV communication client of an IPTV terminal subscribed to an IPTV call forwarding service and manages a connection state of the IPTV communication client; Call forwarding setting service system using an IPTV, characterized in that it further comprises. The method according to claim 1, The call forwarding main system is connected to the call forwarding main system through an information communication network, and stores call forwarding setting information of a specific subscriber received from the call forwarding main system, and is forwarded according to the call forwarding setting information when receiving a call to the subscriber. An intelligent network system that connects calls to telephone numbers; Call forwarding setting service system using an IPTV, characterized in that it further comprises. The method according to claim 7, The intelligent network system, An intelligent network service switching system (SSP) using a No.7 signaling protocol and connected to an exchange through a gateway to provide a call control function and a service exchange function for a dialing service using an intelligent network; An intelligent information providing system (IP) that provides various announcements necessary for the intelligent network service and provides a voice interface; A service management system (SMP) for storing and managing information of intelligent network service subscribers; And Receives an outgoing call of a caller, which is connected to the gateway and the intelligent network service switching system (SSP) and which is forwarded to a call terminal of a specific subscriber, which is set up to be forwarded to a call forwarding setting service system using IPTV, A service control system (SCP) for requesting the intelligent network service switching system (SSP) to be connected to a terminal corresponding to a call forwarding number included in the call forwarding configuration information of the specific subscriber; Call forwarding setting service system using an IPTV, comprising a. The method according to claim 1, The IPTV terminal, Call forwarding setting service system using an IPTV, characterized in that the IP set-top box is built-in TV, IP set-top box connected to the user's TV, computer, laptop. The method according to claim 1, The L3 network equipment used for the IP network uses a Protocol Independent Multicast-Sparse Mode (PIM-SM) multicast routing protocol, and the user terminal uses an IGMP Join / Leave message to select / release a broadcast channel. The L2 network equipment of the subscriber network connecting the IP network and the user terminal uses the IGMP Snooping protocol to recognize the IGMP transmission and reception message of the user terminal requesting the channel. A method for providing a call forwarding setting service system using IPTV to set up call forwarding in IPTV, (a) performing terminal authentication when an IPTV terminal of a call forwarding setup service subscriber (hereinafter referred to as subscriber) using IPTV requests terminal authentication through an IPTV network; (b) When a channel join request for the portal screen channel of the call forwarding setting service system using IPTV is received from the subscriber's IPTV terminal, portal screen data including information on the call forwarding setting service using IPTV is received. Providing; (c) receiving a call forwarding setting service request using IPTV including subscriber call forwarding setting information input from a subscriber from the IPTV terminal; And (d) storing the received subscriber call forwarding setting information and transmitting a call forwarding establishment request including the received subscriber call forwarding setting information to an intelligent network system; Call forwarding setting service providing method using an IPTV comprising a. The method according to claim 11, The subscriber call forwarding setting information, A method of providing a call forwarding setting service using an IPTV, comprising: a subscriber ID, a subscriber's telephone number, and a telephone number to be converted when a call is received to the subscriber's telephone number. The method according to claim 11, The terminal authentication request from the IPTV terminal in the step (a), Call forwarding setting service providing method using an IPTV, characterized in that performed at the boot of the IPTV terminal. The method according to claim 11, Terminal authentication of the step (a), (a1) When the personalization authentication server of the call forwarding setting service system using the IPTV receives the terminal authentication request message including the ID (SAID) of the terminal from the IPTV terminal, the terminal authentication key corresponding to the SAID is generated to generate the IPTV. Transmitting to a terminal; (a2) when the call forwarding main system of the call forwarding setting service system using the IPTV receives an authentication request including the SAID and the terminal authentication key from the IPTV terminal, performing authentication and transmitting a result to the IPTV terminal; And (a3) when the call forwarding main system of the call forwarding setting service system using the IPTV receives a login request from the IPTV terminal, performing a login and transmitting a result to the IPTV terminal; Call forwarding setting service providing method using an IPTV comprising a. The method according to claim 11, Between step (b) and step (c), (b1) performing personal authentication for providing a call forwarding setting service using the IPTV; Call forwarding setting service providing method using an IPTV, characterized in that it further comprises. The method according to claim 15, Personal authentication of the step (b1), (b11) The personal authentication request message of the personalization authentication server of the call forwarding setting service system using the IPTV includes an ID (SAID) of the terminal and a personal identification number (PIN) input from the subscriber. Receiving a message, generating a personal authentication key corresponding to the SAID and the PIN and transmitting the generated personal authentication key to the IPTV terminal; (b12) when the call forwarding main system of the call forwarding setting service system using the IPTV receives an authentication request including the SAID and the personal authentication key from the IPTV terminal, performing authentication and transmitting a result to the IPTV terminal; And (b13) when the call forwarding main system of the call forwarding setting service system using IPTV receives a login request from the IPTV terminal, performing a login and transmitting a result to the IPTV terminal; Call forwarding setting service providing method using an IPTV comprising a. The method according to claim 16, In the authentication request received in step (b12), Call forwarding setting service providing method using an IPTV, characterized in that the ID and password input from the subscriber is included. The method according to claim 11, After the step (d), (e) storing, by the intelligent network system, the received call forwarding setting information of the subscriber; And (f) when the intelligent network system receives an outgoing call connection request from the caller's telephone to the subscriber, connecting a call to a call forwarding telephone number included in the call forwarding setting information of the subscriber; Call forwarding setting service providing method using an IPTV, characterized in that it further comprises. The IPTV terminal is connected to the call forwarding setting service system using IPTV through the IPTV network by an IPTV communication client program (hereinafter referred to as an "IPTV communication client") performed inside the terminal, and the IPTV service subscriber receives the IPTV service subscriber. As a method of providing a conversion setting service, (a) requesting terminal authentication to the call forwarding setting service system using IPTV through the IPTV network, and performing terminal authentication; (b) performing a channel join on the portal screen channel of the call forwarding setting service system using IPTV; (c) receiving a portal screen from the call forwarding setting service system using the IPTV; (d) displaying the portal screen provided in step (c) on the screen of the IPTV terminal; (e) receiving, when the selection of the call forwarding setting service using IPTV is input from the subscriber on the provided portal screen; (f) when the subscriber call forwarding setting information is input from the subscriber, transmitting a call forwarding setting service request using IPTV including the entered subscriber call forwarding setting information to the call forwarding setting service system using the IPTV; And (g) receiving the IPTV call forwarding setting result from the call forwarding setting service system using the IPTV and displaying the result of the IPTV call forwarding on the screen of the IPTV terminal; Method of providing a call forwarding setting service of the IPTV terminal comprising a. The method according to claim 19, The terminal authentication request from the IPTV terminal in the step (a), Call forwarding setting service providing method of the IPTV terminal, characterized in that performed at the boot of the IPTV terminal. The method according to claim 19, The terminal authentication process of step (a), (a1) transmitting a terminal authentication request message including an ID (SAID) of the IPTV terminal to a personalization authentication server of a call forwarding setting service system using the IPTV; (a2) When the terminal authentication key is received from the personalization authentication server of the call forwarding setting service system using the IPTV, the call forwarding of the call forwarding setting service system using the IPTV is sent to the authentication request message including the received terminal authentication key and the SAID. Transmitting to the main system; And (a3) Receiving a message indicating that authentication has passed from the call forwarding main system of the call forwarding setting service system using IPTV, sending a login request to the call forwarding main system of the call forwarding setting service system using IPTV and receiving a login result. Doing; Method of providing a call forwarding setting service of the IPTV terminal, comprising a. The method according to claim 19, Between step (d) and step (e), (d1) performing personal authentication for providing a call forwarding setting service using the IPTV; Call forwarding setting service providing method of the IPTV terminal, characterized in that it further comprises. The method according to claim 22, Personal authentication of the step (d1), (d11) Provide a Personal Identification Number (PIN) input window on the IPTV terminal screen, and if a PIN is input from the specific subscriber, personal authentication including the ID (SAID) of the IPTV terminal and the PIN input from the subscriber. Transmitting a request message to a personalization authentication server of a call forwarding setting service system using IPTV; (d12) when the personal authentication key is received from the personalization authentication server, transmitting an authentication request including the SAID and the personal authentication key to the call forwarding main system of the call forwarding setting service system using IPTV; And (d13) Receive an authentication result from the call forwarding main system of the call forwarding setting service system using the IPTV, and if the authentication passes, send a login request to the call forwarding main system of the call forwarding setting service system using the IPTV and log in as a result. Receiving; Call forwarding setting service providing method of an IPTV terminal, comprising a. The method according to claim 23, In the step (d12) the authentication request to the call forwarding main system of the call forwarding setting service system using the IPTV, Call forwarding setting service providing method of the IPTV terminal, characterized in that it comprises the ID and password input from the subscriber. An IPTV communication client program (hereinafter referred to as IPTV communication) that is performed in an IPTV terminal and provides an IPTV communication service including a call forwarding setting service using IPTV while communicating with a call forwarding setting service system using IPTV. Recording medium), The IPTV communication client, A communication main module configured to perform a call forwarding setting service system and terminal authentication process using IPTV, establish a communication main session, and control IPTV communication services; And A call forwarding setup module, which is performed when an IPTV subscriber selects a call forwarding setup service using IPTV among IPTV communication services, communicates with a call forwarding setup service system using IPTV, and performs a call forwarding setup service using IPTV; Recorded media recorded by the IPTV communication client comprising a. The method according to claim 25, The IPTV communication client, A recording medium on which an IPTV communication client is recorded, which is executed when the IPTV terminal is booted. The method according to claim 25, The communication main module, When the IPTV terminal is booted, the terminal authentication request message including the ID (SAID) of the IPTV terminal is transmitted to the call forwarding setting service system using the IPTV, and the terminal is connected to the call forwarding setting service system using the IPTV to perform the terminal authentication process. Recording medium in which the IPTV communication client is established. The method according to claim 25, The communication main module, Recording medium in which an IPTV communication client is controlled by an Observer module that recognizes a command input from a subscriber. The method according to claim 25, The communication main module, When a call forwarding setup service request is input from a subscriber, a personal authentication request message including a personal identification number (PIN) and an ID (SAID) of an IPTV terminal received from the subscriber is transferred to the call forwarding setup service system using IPTV. And transmitting, communicating with the call forwarding setting service system using the IPTV, and performing a personal authentication process. The method according to claim 25, The call forwarding setting module, Providing a subscriber with a user interface for call forwarding setting; Transmitting a call forwarding setup request message including call forwarding setup information received from a subscriber to a call forwarding setup service system using the IPTV; And Receiving a call forwarding setting result message from the call forwarding setting service system using the IPTV and displaying the message to the subscriber; Recorded media recorded on the IPTV communication client comprising a. The method of claim 30, The subscriber call forwarding setting information, And a subscriber ID, a subscriber's telephone number, and a telephone number to be switched when receiving a call to the subscriber's telephone number.

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