JPH0730952A - Radio telephone system - Google Patents

Abstract

PURPOSE:To obtain a radio telephone system in which a caller makes dialing without notifying an in-zone area of a radio slave equipment, the radio slave equipment receives a call by having only to monitor the frequency of the in-zone area and the call reception from other area than the in-zone area of the radio slave equipment is not caused. CONSTITUTION:An in-zone information section 16 stores an in-zone area in a radio public network of a radio slave equipment 25 and a radio slave equipment number and a subscriber information section 17 stores existence information in a subscriber 23 of the radio slave equipment 25 and a subscriber telephone number. An in-zone management station 15 retrieves the in-zone information section 16 and the subscriber information section 17 based on the radio slave equipment number with respect to a dialing from a wired telephone set 28 to the radio slave equipment 25 based on the radio slave equipment number to discriminate the in-zone area of the radio slave set 25. A gate control station 18 selects the radio control section 21 and a stationary network control section 19 in response to the in-zone area of the radio slave equipment 25 to connect the wired telephone set 28 and the radio slave equipment 25.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radiotelephone device in a mobile communication system in which the same radio cordless handset is used in a radio public network and at home.

[0002]

2. Description of the Related Art Recent advances in wireless telephone devices have been remarkable. A conventional wireless telephone device will be described below with reference to the drawings.

FIG. 5 is a block diagram showing the concept of a conventional radiotelephone device, FIG. 6 is an example of a location information storage table, and FIG. 7 is a sequence for making a call from a wire telephone to a radio handset existing in a radio public network. FIG. 8 is a sequence chart in the case of making a call from a wired telephone to a wireless cordless handset existing in the house.

In FIG. 5, 7 is a home such as a general home or an office, 11 is a wireless cordless handset that can be used in both the wireless public network and the home 7, 12 is a wired telephone as a calling side, 1
Is a location management station that manages the location of the wireless slave device 11, and is a location information unit 2 that stores the number and the area of the wireless slave device 11.
4 and 5 are fixed network control stations that control connection of wired telephones, 6 is a wireless control station that controls connection with a wireless slave device 11 existing in a wireless public network, and 3 is a wireless control station 6 and a fixed network. A gateway control station that switches the control station 4 to connect the wireless slave device 11 and the wired telephone 12, 8 is a master device of the wireless telephone used in the home 7, and 9 and 10 are wireless slave devices 11 in the wireless public network. It is the base station that is the base unit.

The operation of the wireless telephone device configured as described above will be described below with reference to FIGS. 6, 7, and 8. First, in the case of the first example in which the wired telephone 12 makes a call to the wireless slave device 11 existing in the wireless public network, the wired telephone 12 communicates with the fixed network control station 5 to establish a call.
A call setup event including dial information of the wireless slave device 11 of the wireless public network (provisionally, the wireless slave device number is 1) is transmitted (sequence S1). The call setup event is transmitted to the gateway control station 3 via the fixed network control station 5 to determine the destination area. Upon receiving the call setting event (event name is tentative), the gateway control station 3 confirms the location information with respect to the location management station 1 in order to determine where the callee is (sequence S2). Visiting Information Bureau 2
Referring to the location information storage table (Fig. 6) managed by
The dialed area in which the wireless handset 11 exists is searched (sequence S3), and the route number for making a call to that area is transmitted to the gateway control station 3 as a location information response. The gateway control station 3 responds to the corresponding route (provisionally, the route to the radio control station 6) based on the location information response,
A call setup event is sent (sequence S4). Upon receiving the call setup event, the radio control station 6 sends the call setup event to all the base stations under its control (sequence S).
5). Upon receipt of the call setting event, the base station 9 informs that it is an incoming call via the wireless control channel (sequence S6), and waits for a response from the wireless slave device 11.
When the corresponding wireless slave device 11 exists in the zone of the base station 9, a wireless link is established and a call setting acceptance event is received (sequence S7). When the incoming call to the wireless slave device 11 is normally made, the gateway control station 3 determines that the outgoing call has been accepted by receiving the call setting acceptance event from the wireless control station 6 (sequence S8), and the fixed network control station A call setting acceptance event is transmitted to the mobile station 5 (sequence S9). Upon receiving the call setting acceptance event, the fixed network control station 5 turns on the call path and transmits the call setting acceptance event to the wire telephone 12. After that, a calling operation is performed in a sequence in which the ring back tone from the wireless public network side is heard by the wired telephone 12.

Next, the sequence of the second example of transmitting from the wired telephone 12 to the wireless slave device 11 existing in the house 7 will be described. First, the operation when the wireless slave device 11 moves to the house 7 will be described. But first, the wireless handset 11
However, the operation when moving to the home 7 will be described. When the wireless slave device 11 moves to the house 7, the user of the wireless slave device 11 can use the wireless slave device 11 in the house 7 by using the wireless slave device 11.
The above switch operation switches to the in-home use mode. (Here, there are an in-home dedicated mode and a shared mode of in-home / wireless public network. In the shared mode, since the frequency monitored by the wireless slave device 11 is two, the wireless slave device 11
Power consumption increases. ) Below is the wireless cordless handset 11
The sequence in the case of the in-home only mode will be described.

The wired telephone 12 transmits a call setting event including dial information of the home 7 to the fixed network control station 5 to establish a call (sequence S11). The call setup event is transmitted via the fixed network control station 5 to the gateway control station 3
Sent to. Upon receiving the call setting event (event name is tentative), the gateway control station 3 determines where the destination is by dial analysis, and calls the corresponding route (route to the fixed network control station 4). A call setup event to which a number is added is transmitted (sequence S12). The fixed network control station 4, which has received the call setup event, transmits the call setup event to the master device 8 of the wire line of the corresponding home 7 (sequence S13). The parent device 8 in the home 7 establishes a wireless link with the wireless child device 11 and receives a call setting acceptance event (sequence S14). When the incoming call to the wireless handset 11 is normally performed, the gateway control station 3 determines that the outgoing call is accepted by receiving the call setting acceptance event from the fixed network control station 4 (sequence S15), and the fixed network control is performed. A call setting acceptance event is transmitted to the station 5 (sequence S16). The fixed network control station 5 turns on the communication path by receiving the call setting acceptance event,
The call setting reception event is transmitted to the wired telephone 12. After that, a calling operation is performed in a sequence in which the ring back tone from the wireless public network side is heard by the wired telephone 12.

[0008]

However, in such a conventional configuration, in the case of the mode for receiving an incoming call from either the wireless public network or the home 7 as in the first and second examples, the wireless communication is performed. Whether the handset 11 exists in the wireless public network,
It is necessary for the caller to know whether it exists in the home 7. Further, in the shared mode in which the wireless slave device 11 receives an incoming call from both the wireless public network and the home 7, it is necessary to monitor both frequencies, so the wireless slave device 11 consumes a very large amount of power. It has the problem of becoming large.

Further, in the shared mode, if the user of the wireless slave device 11 on the receiving side is in the home 7 and receives a call from the wireless public network, the caller will be charged a high call charge. Have

According to the present invention, the caller to the wireless slave device 11 can make a call without being aware of the area in which the wireless slave device 11 is present, and the wireless slave device 11 on the called side can be set up in the home 7. It is sufficient to monitor the frequency for the home 7 when using, and to monitor the frequency for wireless public network when using in the wireless public network, and the power consumption of the wireless slave device 11 can be suppressed.
It is another object of the present invention to provide a wireless telephone device that does not receive incoming calls from areas other than the area where the wireless slave device 11 is present.

[0011]

According to the present invention, there is provided a mobile telephone communication system in which a wireless telephone network and an in-house call are received by the same wireless handset. A wireless control station that controls the connection with the slave unit, a fixed network control station that controls the connection between the calling side and the wireless slave unit existing in the house, and the wireless control station and the fixed network control station by switching the A gateway control station that connects the wireless slave unit and the calling side, and a location management station that has a location information unit that stores a location area and a wireless slave unit number in a wireless public network in which the wireless slave unit exists , The fixed network control station is provided with a mobility management control unit for registering the location registration information of the wireless slave device existing in the home to the location management station, and the location management station is provided with the registration of the mobility management control unit. Presence information of the wireless handset in the home and telephone in the home A home information unit that stores a number is provided, and when a call is made from the calling side to the wireless handset based on the wireless handset number, the wireless communication is performed based on the information in the in-zone information unit and the home information unit. The location management station is configured to determine the location area in which the child device exists, and based on the determination of the location management station, the detection of the location area in the wireless public network is performed via the wireless control station. The gateway control station is configured to connect the wireless slave device and the calling side, and connect the wireless slave device and the calling side via a fixed network control station for detection of the area in the home. Characterize.

[0012]

According to the configuration of the present invention, when the wireless slave device exists in the wireless public network, the area and the wireless slave device number of the wireless public network in which the wireless slave device exists are stored in the existing area information section. If the wireless slave device is present in the house, the in-home presence information of the wireless slave device and the in-home telephone number are stored in the in-home information part by the mobility management control unit.

When the calling side makes a call to the wireless handset based on the wireless handset number, the in-zone management station determines the location information section and the wireless handset based on the destination wireless handset number. Information in the home information unit is searched to determine the area in which this wireless slave device exists.

When the wireless slave device exists in the existing area of the wireless public network based on the judgment of the visited management station, the gateway control station sends the wireless slave device and the calling side via the wireless control station. When the connection is made and the wireless slave device exists in the area within the home, the gateway control station connects the wireless slave device and the calling side through the fixed network control station, and the gateway control station The connection between the wireless handset and the calling side is switched according to the area in which it is located.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A wireless telephone device according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing the concept of a wireless telephone device according to an embodiment of the present invention, and FIG. 2 is a location information storage table for registering the number of a wireless slave device, a location area, presence / absence of home registration, and the like. An example of the in-home information storage table, FIG. 3 is a sequence chart of location registration when moving from the wireless public network to the home, and FIG. 4 is a sequence chart when transmitting from a wired telephone to a wireless slave device existing in the home.

In FIG. 1, 23 is a home such as a general home or an office, 25 is a wireless cordless handset that can be used both in the wireless public network and in the home 23, 28 is a wired telephone as a calling side, and 15 is a wireless cordless handset. Is a location management station that manages the location of the mobile device 25, and stores the number of the wireless slave device 25, presence / absence of registration in the location information unit 16 that stores the location area, and the home 23, a telephone number for the home 23, and the like. Have a home information section 17
Reference numerals 9 and 20 designate a fixed network control station that controls the connection of the wired telephone 28, 21 a radio control station that controls the connection of the wireless slave device 25 existing in the wireless public network, and 18 a radio control station 21 and a fixed network control station 19 To switch the wireless slave unit 25 and the wired telephone 28.
Is a gateway control station that connects the
A mobile management control unit that position-controls its existence and notifies it to the location management station 15, 24 is a master unit of a wireless telephone used in the home 23, and 26 and 27 are parents of a wireless slave unit 25 in a wireless public network. It is a base station that hits the plane.

The operation of the above structure will be described below with reference to FIGS. 2, 3 and 4. First, a position registration procedure from the home 23 when the wireless slave device 25 moves from the wireless public network to the home 23 will be described. Wireless cordless handset 25
When the user moves to the home 23, the user of the wireless cordless handset 25 is in the home 2
In order to enable the use in No. 3, the wireless handset 25 is operated to switch to the in-home use mode. The wireless slave device 25 executes the position registration procedure due to switching to the in-home use mode. First, a wireless link is established with the parent device 24 (sequence S20), and a location registration request event is transmitted (sequence S21). The location registration request event is sent to the fixed network control station 1 via the base unit 24.
It is transmitted to the mobility management control unit 22 in 9 (sequence S22). The movement management control unit 22 sends the location management station 15 a wireless slave device 25 together with the wired telephone number of the home 23.
Is registered at home (sequence S2
3). The in-zone management station 15 updates the data in the in-home information section 17 (sequence S24) and returns a response. Upon receiving the location registration response, the wireless slave device 25 releases the wireless link and enters a standby state (sequence S25).

Next, when the wired telephone 28 makes a call to the wireless slave device 25, the wired telephone 28 informs the fixed network control station 20 to establish a call by dialing the dial information of the wireless slave device 25 of the wireless public network. A call setup event including the wireless handset number is set to 1 (sequence S26). Here, the caller from the wired telephone 28 does not need to be aware of the location of the wireless slave device 25 and always dials the wireless slave device number for the wireless public network. The call setup event is transmitted to the gateway control station 18 via the fixed network control station 20. Upon receiving the call setup event (event name is tentative), the gateway control station 18 confirms the location information to the location management station 15 to determine where the call is sent (sequence S2).
7). The in-zone management station 15 refers to the in-zone information storage table managed by the in-zone information section 16 and the in-home information section 17 and the in-home information storage table (FIG. 2) to find the dialed wireless slave device 25. A location area is searched (sequence S28). If the wireless cordless handset number is 1, since the home 23 is registered, it is determined that the call to the home 23 should be made, and the route number to which the wired telephone number (123-4567) of the home 23 is added is the location information. Gateway control station 18 in response
(Sequence S29). The gateway control station 18 determines the route (fixed network control station 1) based on the location information response.
9), a call setup event having the wired telephone number is sent (sequence S30). The fixed network control station 23, which has received the call setup event, transmits the call setup event to the parent device 24 of the wire line of the corresponding home 23 (sequence S31). The parent device 24 in the home 23 notifies the incoming call using the control channel, establishes a wireless link with the wireless child device 25, and receives a call setting acceptance event (sequence S32). In this incoming call sequence, incoming calls are always made from the wired line to the home 23, so that the wireless slave device 25 does not need to monitor the control frequency of the wireless public network when registering the position in the home 23. It is sufficient to monitor only one wave. When the incoming call to the wireless slave device 25 is normally made, the gateway control station 18 receives the call setting acceptance event from the fixed network control station 19 (sequence S33), determines that the outgoing call is accepted, and performs the fixed network control. A call setting acceptance event is transmitted to the station 20 (sequence S34). Upon receiving the call setting acceptance event, the fixed network control station 20 turns on the call path and transmits the call setting acceptance event to the wired telephone 28. After that, the ring back tone from the wireless public network side is sent to the wired telephone 28.
The outgoing operation is performed in the sequence of listening at.

When the wireless slave device 25 exists in the wireless public network, the area where the wireless slave device 25 exists in the same manner as in the conventional example for the transmission from the wired telephone 28 using the wireless slave device number. Is determined based on the information in the area information unit 16 of the area management station 15, and an incoming call is made to the wireless slave device 25 from this area.

With the above-described configuration, the caller to the wireless slave device 25 does not have to be aware of the area in which the wireless slave device 25 is present and can only make a call by the wireless slave device number.
It becomes possible to make a call to. In the wireless slave device 25 on the receiving side, only incoming calls from the area in which the wireless slave device 25 exists are always monitored, only the frequency for the in-home 23 is monitored when the in-home 23 is used, and the wireless is used in the wireless public network. An incoming call can be made in the area where the wireless slave device 25 exists only by monitoring the frequency for the public network. Therefore, the power consumption of the wireless slave device 25 can be suppressed, and incoming calls from areas other than the area where the wireless slave device 25 is present can be eliminated.

[0021]

As described above, according to the present invention, when the calling side makes a call to the wireless handset based on the wireless handset number, the resident management station determines that the wireless handset number Based on this, the area in which the wireless slave unit is located can be determined by searching the information in the location information section and in-home information section, and based on this determination, the gateway control station determines that the wireless slave unit is in the wireless public network. If it is in the service area, the wireless handset and the calling side are connected via the radio control station.If the wireless handset is in the area within the home, the wireless handset and the calling side are connected to the fixed network. By connecting via the control station, the connection between the wireless slave device and the calling side can be switched according to the area in which the wireless slave device is located.

Therefore, regardless of the area where the wireless slave device exists, the caller can make a call to the wireless slave device only by using the wireless slave device number. In the wireless slave device, the incoming call is always from the area where the wireless slave device exists, and the incoming call can be made in the area where the wireless slave device exists only by monitoring the frequency of the area where the wireless slave device exists. As a result, it is possible to suppress the power consumption of the wireless slave device to a minimum value and avoid receiving an incoming call from the wireless public network when the wireless slave device is present in the house. Higher prices can be avoided and serviceability is significantly improved.

[Brief description of drawings]

FIG. 1 is a configuration diagram of an embodiment of a wireless telephone device of the present invention.

FIG. 2 is an explanatory diagram of a storage table of a location management station of the same embodiment.

FIG. 3 is an explanatory diagram of position registration when the wireless slave device of the embodiment is moved into the house.

FIG. 4 is an explanatory diagram when making a call from the wired telephone of the embodiment to a wireless handset in the house.

FIG. 5 is a configuration diagram of a conventional wireless telephone device.

FIG. 6 is an explanatory diagram of a storage table of a visited management station of the conventional example.

FIG. 7 is an explanatory diagram when making a call from the wired telephone of the conventional example to a wireless slave device of a wireless public network.

FIG. 8 is an explanatory diagram when making a call from the wired telephone of the conventional example to a wireless slave device in a home.

[Explanation of symbols]

 15 Location Management Station 16 Location Information Section 17 Home Information Section 18 Gateway Control Station 19, 20 Fixed Network Control Station 21 Radio Control Station 22 Mobility Management Control Section 23 Home 25 Wireless Handset 28 Wired Telephone (Calling Side)

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical indication H04Q 7/38 7304-5K H04B 7/26 109 G

Claims (1)

[Claims] 1. A wireless control station that controls a connection between a calling side and the wireless slave device existing in the wireless public network in a mobile communication system in which the same wireless slave device receives an incoming call between the wireless public network and the home. , A fixed network control station for controlling the connection between the calling side and the wireless slave station existing in the house, and a gateway control for connecting the wireless slave station and the calling side by switching between the wireless control station and the fixed network control station Station and a visited area management station having a visited area information section that stores a visited area and a wireless slave station number in a wireless public network in which the wireless slave station exists, and the fixed network control station exists in the home. Provide a mobility management control unit for registering the location registration information of the wireless slave device in the visited management station, and in the visited management station, the presence information in the house and the in-home location of the wireless slave device by the registration of the mobility management control unit. A home information unit that stores the telephone number is provided, and the calling side From the wireless handset to the wireless handset based on the wireless handset number, the presence area is determined to determine the area in which the wireless handset exists based on the information in the in-area information section and the home information section. The area management station is configured, and based on the judgment of the area management station, the wireless slave unit and the calling side are connected via the wireless control station to detect the area in the wireless public network, A wireless telephone device in which a gateway control station is configured to connect the wireless slave unit and a calling side via a fixed network control station for detection of the in-area area.