JP3338793B2 - Mobile wireless terminal location information display method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication system including a mobile radio terminal, a radio base station, a circuit switching device, and a fixed communication network. , Via the radio base station and a circuit switching device that controls the radio base station, with a fixed terminal connected to a fixed communication network, or with another portable radio terminal in the service area of any radio base station. The present invention relates to a portable wireless terminal position information display method, which is a service provided to a user of a portable wireless terminal when communicating.

[0002]

2. Description of the Related Art Japanese Patent No. 264365 on May 2, 1997.
A conventional technique will be described for a patented invention entitled "Position Information Notification System" (hereinafter simply referred to as "patented invention") registered as Patent No. 0. FIG. 3 is a configuration diagram showing a general configuration of a mobile communication system of this type, and includes a circuit switching device 11 connected to a fixed communication network 10 such as a public telephone network or a PBX, and a circuit switching device 11 connected to the circuit switching device 11. , Each having a different service area Z1, Z2,.
.. a plurality of radio base stations 12-1 and 12- forming Zn
, 12-n. A number of channels are assigned to the entire communication system as radio channels for any radio base station 12 to communicate with a portable radio terminal 13 within the service area of the station. The wireless channel allocated to the entire communication system is divided into a plurality of channel groups. Channel groups are divided so that mutual interference between wireless channels belonging to different channel groups is small.

In the system of the patent invention, each radio base station 12-
, 12-n each measure the electric field strength of each channel group and determine a channel group not used by a nearby radio base station as a channel group used by its own station. . Then, position information notification is performed using a predetermined channel from the determined channel group. In this position information broadcast, the circuit switching device 11 controls the broadcast period of the position information broadcast channel of each wireless base station by time division control so that the position information broadcast channels from a plurality of radio base stations do not collide in space. I do. Each mobile wireless terminal 13 receives each location information broadcast channel, selects the wireless base station transmitting the most clearly received location information broadcast channel, and registers the location with the selected wireless base station (or Change registration position) request. When this request is received by the radio base station, the location is registered in a subscriber file (not shown) in the circuit switching apparatus 11, or the registered location is changed. The call to the portable wireless terminal 13 whose location is registered is transmitted via the wireless base station whose location is registered in this subscriber file.

[0004]

In the conventional position registration (or change of registered position) method including the method of the patent invention, the position information of each portable radio terminal is registered in a subscriber file in the circuit switching device 11. In addition, a zone number indicating a service area of a wireless base station in which the mobile wireless terminal is currently registered is registered in a wireless zone number file (not shown) of each mobile wireless terminal. The contents of the wireless zone number file are not notified to the user of the portable wireless terminal. Further, in the conventional location registration method, the location information of the other party's portable wireless terminal with which the portable wireless terminal communicates is not notified to the user of the portable wireless terminal. However, such location information of the portable wireless terminal,
The location information of the other party's portable wireless terminal with which the portable wireless terminal communicates is, of course, information that is highly useful for the user of the portable wireless terminal. Therefore, with respect to this problem, an improvement in service has been proposed.

For example, the invention entitled "Mobile Communication System with Location Registration Display Function" (hereinafter simply referred to as "public invention") disclosed in Japanese Patent Application Laid-Open No. 10-4583 solves some of the above-mentioned problems. A system configuration has been proposed. That is, in the disclosed invention, when the other party is a portable wireless terminal, (a) information on "where the other party is talking";
Also, when the other party goes out of the zone during a call, information on "where did the other party go?" (B) Some information on the state of the other party when the other party does not answer the incoming call after calling from the wireless terminal. (C) Some information other than "a message indicating that an incoming call cannot be answered" when the other party is turned off or out of the zone. The system is configured to provide

FIG. 1 is a configuration diagram showing a system configuration of the disclosed invention. The configuration shown in FIG. 1 is essentially the same as the configuration shown in FIG. 3, but FIG. 3 shows a case where the communication system for the entire mobile radio terminal 13 is controlled by one circuit switching device 11 for convenience of explanation. In FIG. 1, as a more general case, a plurality of circuit switching devices 1-1, 1-2,
, And a case where a home memory station 4 as a common service organization is provided for the plurality of circuit switching devices 1-1, 1-2,.
However, the home memory station 4 can be provided in any of the line switching devices. That is, in FIG. 1, reference numeral 10 denotes a fixed communication network;
Are radio base stations (base stations in the disclosed invention) controlled by the circuit switching device 1-1, respectively, and reference numerals 2-21 and 2-2.
n is a radio base station controlled by the circuit switching device 1-2, respectively, and reference numerals 3-1, 3-2, 3-3, 3-4, 3-5.
Denotes a mobile wireless terminal (a mobile phone in the disclosed invention), and reference numeral 4 denotes a home memory station.

The operation of the communication system shown in FIG.
As described in claim 1 of the disclosure of the present invention, when the power is turned on, the location registration information of the base station (2) located in the area where the mobile phone (3) is located is transferred between the mobile phones (3). 4), and when a mobile phone in a communicable state makes a call with its own mobile phone, the home memory station reads out the location registration information stored by the home memory station and reads the mobile phone of the other party. Sending the location registration information to the telephone by an incoming signal and displaying the location registration information on the display of the other party's phone, and when the other party's mobile phone responds to the communication, the location registration information of the other party is transmitted from the home memory station. Read out, send location registration information to your own mobile phone with a response signal from the other party, display the other party's location registration information on the display of your mobile phone, and use the key operation of the mobile phone Display / non-display on the display can be selected, and when the mobile phone changes its location zone due to movement during a call, the location registration information of the destination mobile phone is stored in the home memory station, and To send location registration information to the other mobile phone with a channel switching signal to update the location registration information displayed on the display of the other mobile phone, and that the other mobile phone is When a call cannot be accepted for some reason, the location registration information of the other party is read from the home memory station, the location registration information is sent to the own mobile phone by a signal of no response, and the location registration of the other party is displayed on the display of the own mobile phone. When displaying information, and when the other party's mobile phone is in a state where communication is not possible when making a call with its own mobile phone, the home memory station Hand reads the location registration information of the last of the area which was able to communicate,
It is characterized in that the location registration information is transmitted to the own mobile phone by a response signal, and the other party's location registration information is displayed on the display of the own mobile phone.

[0008] The mobile communication system of the disclosed invention is configured as shown in FIG. 1 and operates as described in claim 1 of the appended claims. There is a problem that the information is not displayed on the display, and a problem that the position information displayed on the display must be read from the home memory station each time. When the user moves to a location unknown to him, the location registration is performed based on the reception strength of the location information broadcast channel transmitted from the wireless base station. I can't tell if it's a base station. That is, the fact that the position information of the own mobile phone is not displayed on the display of the own mobile phone is insufficient as a service. Further, reading and transmitting the location registration information from the home memory station each time has a problem that the procedure for accessing the home memory station becomes complicated.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to display both the position information of the portable wireless terminal and the position information of the other portable wireless terminal on a display unit of the portable wireless terminal. In this mobile communication system, the location information of the mobile radio terminal is configured to be directly transmitted from a radio base station that accommodates the mobile radio terminal in a service area. .

[0010]

According to the present invention, each portable radio terminal receives a location information broadcast channel transmitted from a radio base station and issues a location registration request to the radio base station having the highest reception strength. . The radio base station that has received the location registration request sends a location registration request reception signal to the portable wireless terminal, and the identification number of the radio base station (or the service of the radio base station) is included in the location registration request reception signal. Zone identification number). This identification number becomes the position information of the portable wireless terminal. This position information is written into a self-register zone register in the memory of the portable wireless terminal. The contents of the self-registration zone register are displayed on the display unit of the portable wireless terminal.

The radio base station sends a location registration acceptance signal to the portable radio terminal that has made the location registration request,
The telephone number of the portable wireless terminal and the registered position information of the portable wireless terminal in the home memory station (for example, the identification number of the wireless base station)
Are stored correspondingly. From a first portable wireless terminal (for example, terminal 3-1) to a second portable wireless terminal (for example, terminal 3-)
When dialing the telephone number of 3) and calling the terminal 3-3,
In the home memory station, the registered position information of the terminal 3-3 is searched from the telephone number of the partner terminal 3-3, and the terminal 3-1 and the terminal 3-3 are connected.

When the two portable radio terminals are connected, the contents of the self-registered zone register of terminal 3-1 are sent to terminal 3-3, and the contents of the self-registered zone register of terminal 3-3 are transmitted to terminal 3-1. Send to In the terminal 3-1, the terminal 3-3
The terminal 3-3 stores the data transmitted from the terminal 3-1 in the terminal registration zone register in the terminal 3-1. By displaying the contents of the partner registration zone register on each terminal on the display unit of the terminal, the user can know the position information of the partner terminal.

That is, in the portable radio terminal position information display method of the present invention, the radio base station having received the position registration request signal transmitted from the portable radio terminal transmits a position registration request acceptance signal in response to the position registration request signal. to time, the portable wireless terminal is the step of outgoing location registration request acceptance signal including positional information regarding the location to be the location registration, the mobile wireless terminal which has transmitted the location registration request signal, receives the location registration request acceptance signal Storing the position information included in the signal in a self-register zone register in the portable wireless terminal;
A step in which the portable wireless terminal displays the contents of the self-registration zone register in the portable wireless terminal on a display unit in the portable wireless terminal , wherein the first portable wireless terminal and the second portable wireless terminal
While connected and communicating, the self-registration zone of the first portable wireless terminal
Transmitting the contents of the register to the second portable wireless terminal,
This is received by the portable wireless terminal of the second portable wireless terminal.
Of the second portable wireless terminal.
The contents of the self-registration zone register at the end of the first portable wireless terminal.
To the first portable wireless terminal to receive the
In the other party's registration zone register in the portable wireless terminal
Step, the portable wireless terminals communicating with each other
The contents of the partner registration zone register in the terminal
It comprises a step of displaying on a display unit in the terminal .

[0014]

Embodiments of the present invention will be described below with reference to the drawings. Since the configuration of the mobile communication system of the present invention is similar to the configuration of the conventional mobile communication system, FIG. 1 will be described as an example of the configuration of the mobile communication system of the present invention. However, since FIG. 1 has already been described as a configuration diagram of the mobile communication system of the disclosed invention, a duplicate description will be omitted.

A portable radio terminal (reference numerals 3-1 and 3- in FIG. 1)
Terminals other than 2, 3-3, 3-4, and 3-5 are omitted) are any of the radio base stations (in FIG.
The service areas other than the radio base stations indicated by 11, 12, 12, 22-1, and 2-2n are omitted (in FIG. 1, the service areas other than the zones indicated by reference signs Z1, Z2, Z3, and Zn are: (Not shown) from the fixed communication network 1 via the radio base station forming the service area.
0 and is connected to any fixed terminal or another portable wireless terminal to communicate with each other. In this case, notification of position information at each wireless base station and each portable wireless terminal And a position registration request to be received by receiving the notification signal of the mobile terminal, and the position registration request is received by each wireless base station, and the position information of each portable wireless terminal is registered in the home memory station 4 and registered in the home memory station 4. The route to each portable wireless terminal is determined based on the obtained position information of each portable wireless terminal, as in the conventional mobile communication system.

In the present invention, however, a service for notifying the user of the location information of the mobile radio terminal is added to the conventional mobile communication system, and the added service will be described below.

FIG. 2 shows a step in which each portable radio terminal 3 acquires registered position information in the system shown in FIG.
FIG. 9 is a sequence diagram showing Hereinafter, FIG.
With reference to FIG. 2, a description will be given of a portable wireless terminal position information display method according to the present invention.

When the power of the terminal 3-1 is turned on to start using, a location registration request signal is transmitted to the radio base station 2-11 in the same manner as in the prior art (step S in FIG. 2).
1), the radio base station 2-11 returns a position registration request acceptance signal in response to the position registration request signal (step S in FIG. 2).
3). The identification number of the radio base station 2-11 (or the identification number of the zone Z1 indicating the service area of the radio base station 2-11) is inserted into the position registration request reception signal.
This identification number becomes the position information of the portable wireless terminal 3-1. This position information is stored in a self-registered zone register (not shown) in a memory (not shown) of the portable wireless terminal 3-1.
Is written to. The contents of the self-registration zone register are displayed on a display unit (not shown) of the portable wireless terminal 3-1.

In other portable radio terminals, the position information is reported to the user in the same manner. For example, when the power of the terminal 3-3 is turned on to start using, the radio base station 2-21
A position registration request signal is transmitted to the
2), the radio base station 2-21 returns a position registration request acceptance signal in response to the position registration request signal (step S in FIG. 2).
4). The identification number of the radio base station 2-21 (or the identification number of the zone Z3 indicating the service area of the radio base station 2-21) is entered in the position registration request acceptance signal.
This identification number becomes the position information of the portable wireless terminal 3-3. This position information is written in the self-register zone register in the memory of the portable wireless terminal 3-3. The contents of the self-registration zone register are displayed on the display unit of the portable wireless terminal 3-3. With this display, the portable wireless terminal 3-
The user of No. 3 can know the position information of the portable wireless terminal. When the portable wireless terminal moves and requests a change of the registered position, the registered position is changed in the same procedure, and the changed registered position is notified to the user.

The first portable radio terminal 3-1 makes a call and the second
When an incoming call is made to the portable wireless terminal 3-3, the call from the portable wireless terminal 3-1 is received by the wireless base station 2-11 (step S5 in FIG. 2), and the call is sent to the home via the circuit switching device 1-1. The route to the called terminal 3-3 is determined in the memory station 4 and reaches the radio base station 2-21 via the circuit switching device 1-2 (step S6 in FIG. 2). The call is received (step S7 in FIG. 2).

Thereafter, the communication path between the first portable radio terminal 3-1 and the second portable radio terminal 3-3 is connected in the same procedure as in the prior art (step S8 in FIG. 2). Using the connected communication path, the contents of the self-registration zone register of the portable wireless terminal 3-1 are sent to the portable wireless terminal 3-3 (steps S9, S10, S11 in FIG. 2), and the portable wireless terminal 3- The contents of the self-register zone register 3 are sent to the portable wireless terminal 3-1 (steps S12, S13, S14 in FIG. 2). The portable wireless terminal 3-1 stores data transmitted from the portable wireless terminal 3-3 in a partner registration zone register (not shown) in the portable wireless terminal 3-1. The data transmitted from 3-1 is transmitted to portable radio terminal 3-3.
In the other party's registration zone register (not shown).
Each terminal displays the contents of the partner registration zone register on the display unit of the terminal.

Although the present invention has been described with reference to a preferred embodiment, it is needless to say that the present invention includes various modified embodiments. For example, it has been described that the identification number of the wireless base station with which the mobile wireless terminal is communicating or the identification number of the zone indicating the service area of the wireless base station is used as the position information of the mobile wireless terminal. As the location information, the location of the wireless base station (... city ... town ... chome) can be used. Further, switches may be provided between the self-registered zone register and the display unit, and between the partner registration zone register and the display unit, and the display on the display unit may be erased when unnecessary.

[0023]

As described above, according to the present invention, when the user needs it, the current position information of the own terminal and
There is an effect that a service for notifying the current position information of the communicating partner terminal and the like can be added.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a configuration example of a mobile communication system according to the present invention.

FIG. 2 is a sequence showing an operation of a portable wireless terminal position information display method in the system shown in FIG. 1;

FIG. 3 is a configuration diagram illustrating a configuration example of a conventional mobile communication system.

[Explanation of symbols]

1-1, 1-2 circuit switching device 2-1-1, 12-2, 22-1, 2-2n wireless base station 3-1, 3-2, 3-3, 3-4, 3-5 portable wireless terminal 4 Home memory station 10 Fixed communication network

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. ⁷ , DB name) H04B ⁷ /24-7/26 H04Q 7/00 H04M 1/00 H04M 3/00

Claims (5)

(57) [Claims] 1. A plurality of portable wireless terminals, one or more wireless base stations for performing wireless communication with the plurality of portable wireless terminals, and connected to a fixed communication network to control the one or more wireless base stations. In a mobile communication system having one or more circuit switching devices, a radio base station that has received a location registration request signal transmitted from a portable wireless terminal transmits a location registration request reception signal in response to the location registration request signal. Transmitting a position registration request reception signal including position information on a position at which the portable wireless terminal is to be registered, wherein the portable wireless terminal that has transmitted the position registration request signal receives the position registration request reception signal. Storing the position information contained in the signal in the self-registration zone register in the portable radio terminal. Displaying the contents of the register on a display unit in the portable wireless terminal , wherein the first portable wireless terminal is connected to the second portable wireless terminal for communication;
During communication, the self-registration zone register of the first portable wireless terminal
Is transmitted to the second portable wireless terminal, and the second portable wireless
Receiving this at the terminal and registering the other party in the second portable wireless terminal
Stored in the zone register, the self-registration of the second portable wireless terminal
Send the contents of the recording zone register to the first portable wireless terminal
Then, the first portable wireless terminal receives this, and
Step to store in the partner registration zone register in the line terminal
Mobile wireless terminals that are communicating with each other
The contents of the hand registration zone register are stored in a table in the portable wireless terminal.
Displaying on a display unit . 2. The portable wireless terminal position information table according to claim 1.
Transmission method using the location registration request acceptance signal
Location information is an identification number that identifies the radio base station.
A method for displaying location information of a portable wireless terminal, comprising: 3. The portable radio terminal location information display method according to claim 1 , wherein the location information transmitted by said location registration request reception signal specifies a service area of said radio base station.
A portable wireless terminal position information display method, characterized by a zone identification number to be determined . 4. The portable radio terminal location information display method according to claim 1 , wherein the location information transmitted by said location registration request acceptance signal specifies a location point of said radio base station.
A portable wireless terminal position information display method characterized by a place name . 5. A method according to claim 1 , wherein said self-registration zone register and said table are displayed.
A first on-off switch between the display unit and the
A second ON / OFF switch is provided between the registration zone register and the display unit.
A portable wireless terminal position information display method comprising providing a switch .