KR100429617B1 - Home Appliance Remote Control Apparatus and Method for the same - Google Patents

Abstract

Remote control device and method for home appliances in a dynamic IP environment according to the present invention includes a plurality of home appliances connected via a network network built in the home to enable remote control and communication between the external communication network, and the plurality of home appliances A gateway that connects the home network and the external communication network to transmit and receive data to each other, and detects a change in a floating IP allocated to a dedicated line connected to the external communication network for driving control of the home network; A service providing server for receiving product information of the home appliance and changes in the floating IP address periodically transmitted by the gateway and storing the data as data; and accessing the service providing server to remotely control a plurality of home appliances in the home. Include an external access terminal for inputting control commands In addition, the gateway can be connected periodically to store and change the IP to remotely control and monitor the home appliance connected through the Internet communication network in a floating IP environment.

Description

Home Appliance Remote Control Apparatus and Method for the same}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control device and a method for a home appliance in a floating IP environment. In particular, a gateway provides a service to remotely control and monitor a plurality of home appliances connected to a home network network to which a flexible IP is given. By periodically accessing the server and storing the variable IP address, the home appliance remote control device in the dynamic IP environment that the home appliance control command data input by the remote controller accessing the home page driven by the service providing server is transmitted to the network A control apparatus and method are provided.

Recently, with the development of the network through the Internet, the home appliances around the mainstream are multi-products that combine not only the original function of the device but also a number of additional functions. In particular, by installing a LAN card or a modem, not only can be connected to the communication network to communicate, but also can upgrade the performance of the product, and can control the operation of each home appliance from the outside where communication is possible, not the place where the home appliance is installed. .

In general, a communication device for signal transmission between devices transmits and receives a signal to be transmitted through a communication cable. In this case, the communication cable should not only be installed for each device to be controlled, but also set up by inputting the contents of the network environment in a program environment such as Windows in order to build a system of a home appliance that can communicate.

At this time, in order to control a home appliance by accessing a specific home from an external remote site, a fixed IP is required, and the remote controller could access a network network system (home server) having the fixed IP to perform remote control and monitoring. Currently, the communication service provided by the ISP (Internet service provider) adopts a low-cost floating IP, and the user is required to pay an additional fee in order to be allocated a fixed IP to the home network. Cost and maintenance costs are considerable, and there is a problem that inefficient because the IP address can be overused.

The present invention has been made to solve the above problems of the prior art, the object of the gateway is to remotely control and monitor a number of household appliances connected to the network network given a floating IP address to connect to the Internet communication network By periodically accessing the service providing server that manages the network status of each home and updating and storing the dynamically changing IP address, the remote controller can access the service providing server to remotely control many home appliances connected to the corresponding network. The present invention provides a control apparatus and method for a home appliance in a floating IP environment.

1 is a block diagram showing the configuration of a remote control device for home appliances in a floating IP environment according to the present invention,

2 is a flowchart illustrating a method for remotely controlling home appliances in a floating IP environment according to the present invention.

<Explanation of symbols on main parts of the drawings>

10: Internet refrigerator 11: service provider server

12: external access terminal

13a, 13b, 13c: Networkable Appliances

According to a feature of a remote control device for home appliances in a floating IP environment according to the present invention for solving the above problems, a plurality of home appliances and a two-way communication is connected to the network to enable remote control from the outside and communication with each other It connects an external communication network and a home network network so as to manage data transmission and reception and manages the operation of a plurality of home appliances, and is connected to the gateway and a dedicated line to provide product information of the home appliances and the flows to the home appliances. And a service providing server for storing IP changes as data, and an external access terminal accessible to the service providing server and transmitting a control command from the outside to the home appliance in the home. Floating IP of leased line connected with communication network Access to the service providing server information about the change every predetermined time, and at the same time, control command data transmitted from the service providing server converts into a packet according to the domestic network standard so that the home appliance can process It characterized in that the transmission to.

In addition, according to a feature of the remote control method of home appliances in a floating IP environment according to the present invention, the information on the floating IP address of the leased line installed in the home is connected to the internal network to which the home appliance is connected and the external communication network The first step of updating and storing in the service providing server that is installed in the communication network to transmit the control command to the home appliance at any time, and the user access rights through the user ID granted by accessing the service providing server using a terminal from an external remote location The second step of accessing the home page to control the home appliance, and the home appliance driving or setting change command data input by the user through the home page provided in the second step to the floating IP address in the first step The third step of transmitting to the gateway, and in the third step The gateway, having received the transmitted data, has a fourth step of converting the data into a packet that can be processed by the home appliance and transmitting the data to the home appliance.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 illustrates a configuration of a remote control device for a home appliance in a floating IP environment according to the present invention, which performs a refrigeration and refrigeration function and is connected to an external communication network to perform driving control of a plurality of home appliances. A service providing server 11 connected to the Internet refrigerator 10 by a dedicated line and storing product information and IP changes of the home appliances 13a, 13b, and 13c as data; and the service providing server. An external connection terminal 12 for controlling the home appliances 13a, 13b, and 13c in the home from a remote location by connecting to the user, and a plurality of remotely controllable using the external connection terminal 12. Networkable home appliances (13a, 13b, 13c).

The Internet refrigerator 10 performs a freezing and refrigeration function and at the same time performs a gateway function so that the Internet refrigerator 10 is used as a home server for connecting a network built in a home to an external internet communication network. The controller identifies a floating IP that is dynamically allocated from the ISP, and periodically connects and stores the floating IP to the service providing server 11 so that the remote controller can control the multiple home appliances 13a, 13b, and 13c in the home through the service providing server 11. To control the information and driving status.

That is, since a dynamic IP is assigned to a home network that is not a fixed IP, the remote controller cannot directly connect to the home network through an external Internet network, so that the dynamic IP of the network is periodically updated. The home appliance 13a, 13b, 13c in the home can be controlled by operating the homepage driven by the service providing server 11 and accessing the service providing server 11. The control command data inputted by the operation is transmitted to a home network having a corresponding dynamic IP through an internet communication network, and the Internet refrigerator 11 is a packet suitable for transmission to home appliances 13a, 13b, and 13c connected to the network. Convert and deliver the data to the home appliance.

Here, the service providing server 11 operates the homepage for remote control so that the user can access from a remote location, and authenticates the control authority of the home network by inputting / checking a user ID assigned to the user for each home. In addition, the service providing server 11 stores the state information of the home appliances (13a, 13b, 13c) connected to the controllable network for each user ID and the floating IP information of the network, so that the control command data input by the user is stored. By transmitting to the Internet refrigerator 10 that manages the network network, the user can control each home appliance (13a, 13b, 13c) connected to the network from the outside.

The service providing server 11 and the internet refrigerator 10 are connected by a dedicated line provided by an internet service provider (ISP), and the internet refrigerator 10 periodically connects to the service providing server 11. By storing the changed IP in the service providing server 11 and connecting the service providing server 11 to the service providing server 11 using a user ID from an external remote location, the control command data is relayed to the network having the stored dynamic IP. Remote control of a plurality of home appliances connected to the refrigerator (10).

2 is a flowchart illustrating a method for remotely controlling home appliances in a dynamic IP environment of the present invention configured as described above. The first step is to remotely control a plurality of home appliances 13a, 13b, and 13c connected to a home network. Access to the service providing server 11 by using an external access terminal that can be connected to the Internet network. (See S1)

In the second step, the home appliance installed in the home through the service providing server 11 by inputting a user ID assigned to the user to the main homepage of the service providing server 11 connected in the first step and receiving authentication; Receive user authorization to control 13a, 13b, and 13c (see S2).

In the third step, a user who has received the user's approval in the second step accesses the homepage driven by the service providing server 11, and in the fourth step, the homepage of the third step is operated to operate the home appliances 13a in the home. Change the configuration information of the device or input a drive command to drive and control the devices 13b and 13c (see S3 and S4).

In the fifth step, the setting and driving commands (control command data) changed in the fourth step are transmitted to the Internet refrigerator 10 serving as a gateway between the home network and the external internet network through a dedicated line.

In the sixth step, when the Internet refrigerator 10 that has received the control command data transmitted in the fifth step converts the data into a packet suitable for an internal network, the Internet refrigerator 10 transmits the data to the home appliances 13a, 13b, and 13c. The driving of the home appliance is controlled according to the command (see S6).

In the present invention configured as described above, the remote control device and method for a home appliance in a flexible IP environment can be flexibly accessed by a gateway controlling a plurality of home appliances connected through a network constructed in a home, by accessing a service providing server through an internet communication network. By periodically changing the changing IP address, users can remotely control and monitor home appliances in the home from the outside even in a dynamic IP environment, thereby improving user convenience.

Claims (6)

A plurality of home appliances that are remotely controllable from the outside and connected to a network to enable communication with each other; A gateway that connects an external communication network and a home network to enable two-way communication and manages data transmission and reception and simultaneously controls driving of a plurality of home appliances; A service providing server connected to the gateway by a dedicated line and storing product information of the home appliance and changes in IP flows provided to the home appliance as data; Is connected to the service providing server and is configured to include an external access terminal for transmitting a control command from the outside to the home appliances in the home, The gateway accesses and stores the information on the floating IP change of the leased line connected to the external communication network at regular intervals and assumes that the control command data transmitted from the service providing server can be processed by the home appliance. Remote control device for home appliances in a dynamic IP environment, characterized in that for converting into a packet according to the internal network standard and transmitted to the corresponding home appliances. delete delete The method of claim 1, The service providing server provides a homepage for controlling a plurality of home appliances in the home, and at the same time, provides a user ID for authentication of a user's control authority and security of personal information. Home appliance remote control device. The method according to claim 1 or 4, The service providing server may transmit a home appliance setting information and a control command data inputted by accessing the homepage to a gateway corresponding to the latest updated dynamic IP by a user who is authorized to control by a user ID. Home appliance remote control in. The gateway connecting the internal network connected to the home appliance and the external communication network frequently updates information on the floating IP address of the dedicated line installed in the home to the service providing server that transmits control commands to the home appliance installed in the external communication network. A first step of storing; A second step of accessing a homepage through which a user accesses a service providing server using a terminal from an external remote site and receives permission to use a user ID and controls a home appliance; A third step of transmitting the home appliance driving or setting change command data input by the user through the homepage provided in the second step to a gateway having a floating IP address in the first step; The gateway receiving the data transmitted in the third step comprises a fourth step of converting the data into a packet that can be processed by the home appliance and transmitting the data to the home appliance. Way.