JPH0897767A - Mobile radio system - Google Patents

Abstract

PURPOSE: To design the center equipment to be unattended and to smooth the economy and the service offer in the mobile radio system making communication with a mobile radio terminal equipment for offering service via the center equipment to serve various services. CONSTITUTION: A center equipment 2 and radio base stations 31 , 32 ,... are connected by an exchange network 1 to call service offering mobile radio terminal equipments 5A1 , 5A2 ,... in the mobile radio system, and the center equipment 2 is provided with an automatic reply section 7 replying automatically a call from the mobile radio terminal equipment or a stationary terminal equipment 6, a position identification section 8 identifying the position of a caller terminal equipment, a call control section 9 commanding a call to a radio base station at the identified position, a connection control section 10 interconnecting the caller terminal equipment and the mobile radio terminal equipment replying the call, a position registration section 11 and a broad casting number table 12, and the mobile radio terminal equipment is provided with a function sending the identification number of the radio base station to the center equipment 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile radio system capable of making a call with a mobile radio terminal device via a center device for providing various services. Hold mobile wireless terminals such as mobile phones and car phones,
When it is possible to provide the same service, it is possible to instruct the mobile line terminal device that first responds when a general call is made to provide the service. In such a system, it is general that a manned center device is usually provided to provide a service, but it is desired to realize economy and efficiency by unmanning.

[0002]

2. Description of the Related Art In, for example, a taxi radio system as an example of a mobile radio system, a vehicle dispatch center is provided for a taxi company, and when a call is made to the vehicle dispatch center from a mobile telephone or a fixed telephone, the operator of the vehicle dispatch center responds. Then, by inquiring about the calling position, taxis near the calling position are called individually or all together, and the taxis that responded are instructed to rush to the calling position.

In addition, in a system for providing services such as breakdown repair, when the service center is contacted, the operator responds and the operator listens to the breakdown status, position, etc., and then the mobile phone, car telephone, etc. The service person or the like provided is called all at once by using the representative number or the like, and the service person who responds is notified of the failure status, position, etc. Based on this, the service person rushes to the failure point. In addition, in providing various services, it is possible to provide a service such as dispatching a service person to the user who has requested the service.

[0004]

In the conventional dispatch center and service center, it is necessary for the operator to inquire the position of the calling party, which may cause misunderstanding. In addition, in order to grasp the current positions of taxis and service persons, it is necessary to report to the service center every time they move. If such reports are not recorded accurately, efficient dispatching of vehicles and dispatch of service personnel will not be possible. Further, it is necessary to make an operator resident in the service center, and when performing wide area management, a large number of operators are required correspondingly. In addition, we will inform the service person etc. via the operator,
There was a great possibility that the contents would be wrong. It is an object of the present invention to unmanned a center device, automatically identify the position of a calling terminal device, and enable direct communication with a mobile wireless terminal device for service provision near the position.

[0005]

A mobile radio system according to the present invention will be described with reference to FIG. 1. (1) A center device 2 and radio base stations 3 ₁ , 3 ₂ , ... · Connected to and between mobile wireless terminal devices within the areas 4 ₁ , 4 ₂ , ... Of this wireless base station or between the mobile wireless terminal devices and the switching network 1
In the mobile radio system for performing communication with the fixed terminal device 6 accommodated in the center device 2, the center device 2 uses the fixed terminal device 6 or the call terminal of the mobile radio terminal device 5 that makes a call to the center device. Automatic response unit 7 that automatically responds to the device
And a position identification unit 8 for identifying the position of this calling terminal device.
And mobile radio terminal devices 5A ₁ , 5A ₂ , for providing services to radio base stations in an area including the position of the calling terminal device,
Between the call control unit 9 for instructing the call of ... And the mobile radio terminal device for providing the service and the calling terminal device in response to the call from the radio base station according to the instruction of the call control unit 9. The connection control part 10 for connecting is provided.

(2) Further, the center device 2 includes the position registration section 11
The location registration unit 11 is configured to register the identification number of the radio base station and the identification number of the mobile radio terminal device for service provision existing in the area of the radio base station in association with each other. Have.

(3) Further, the center device 2 is provided with a broadcast number table 12, and this broadcast number table 12 provides the identification number of the wireless base station and the service provided within the area of this wireless base station. The mobile radio terminal device for use in broadcasting is stored in association with a broadcast number for calling all at once.

(4) Further, the center device 2 includes the position registration section 11
And a broadcast number table 12, and the position of the calling terminal device is identified by the position identification unit 8, and whether the mobile wireless terminal device for service provision exists in the area including this position is determined. The registration unit 8 is searched to make a determination, and if it exists, the calling control unit 9 instructs the wireless base station in the area including the position of the calling terminal device to perform a simultaneous call using the broadcast number obtained from the broadcast number table. It has a configuration.

(5) Further, the center device 2 is provided with a position registration section 8 for registering the identification number of the radio base station, the identification number of the mobile radio terminal device for service provision, and the telephone number in association with each other.
In addition, the position of the calling terminal device is identified by the position identification unit 8,
The position registration unit 11 is searched to determine whether or not a mobile wireless terminal device for service provision exists in the area including this position. When the mobile wireless terminal device exists, a specific one mobile wireless terminal device is selected. , Using the telephone number of this mobile wireless terminal device,
A configuration is provided in which the call control unit 9 issues a call instruction to a wireless base station in an area including the position of the calling terminal device.

(6) Further, the center device 2 sends a call instruction from the call control unit 9 to the radio base station, and when the response of the mobile radio terminal device for service provision cannot be detected within a predetermined time, the radio base station receives the response. It is provided with a configuration for issuing a call instruction to another radio base station adjacent to the station.

(7) Further, the radio base stations 3 ₁ , 3 ₂ , ...
The own area 4 _1, 4 _2, and the calling detection means for detecting a call request from the mobile radio terminal device within ..., a call of the mobile radio terminal device within its own area in accordance call instruction from the center apparatus 2 And a calling means for making the call.

(8) Further, the mobile radio terminal device 5 for making a service request sends the identification number of the radio base station included in the broadcast information of the radio base station when the center device 2 responds by calling the center device 2. A structure is provided for sending out the identification number to the center device upon determination.

(9) Further, the mobile radio terminal devices 5A ₁ , 5A ₂ , ... For providing services are notified by the radio base stations 3 ₁ , 3 ₂ , ... When the power is turned on or the area is changed. The identification number of this wireless base station is obtained based on
Is automatically called, the identification number of the mobile radio terminal device and the identification number of the radio base station are transmitted, and the location registration unit 11 of the center device 2 is registered.

(10) Further, the mobile radio terminal devices 5A ₁ , 5A ₂ , ... For providing services are the radio base stations 3 ₁ ,
It is provided with a paging table in which broadcast numbers are stored corresponding to the identification numbers 3 ₂ , ...

(11) Further, the mobile radio terminal devices 5A ₁ , 5A ₂ , ... For service provision obtain the identification number of this radio base station based on the notification information from the radio base station, and use this identification number. Based on this, the wireless base station is configured to obtain and set a broadcast number for calling all at once.

[0016]

[Action]

(1) The automatic response unit 7 of the center device 2 automatically responds to the calling terminal device, and notifies by a message or the like that the mobile wireless terminal device for service provision is being called.
Further, the position identification unit 8 is configured such that the calling terminal device is the mobile wireless terminal device
In the case, the position is identified by the identification number of the wireless base station for call detection, and in the case of the fixed terminal device 6 accommodated in the switching network 1, the position is identified based on the caller information from the switching network 1. The call control unit 9 instructs the wireless base station in the area including the position of the calling terminal device identified by the position identifying unit 8 to make a call. The connection control unit 10 connects the mobile radio terminal device for providing a service that responds to the call and the calling terminal device, and the calling terminal device, the switching network 1, the center device 2,
By the control of the center device 2 via the wireless base station,
A call is made between a calling terminal device and a mobile radio terminal device for providing a service, which exists in the vicinity of the calling terminal device.

(2) Further, the position registration unit 11 of the center device 2
The radio base station 3 _1, 3 _2, and the identification number of ..., the radio base station 3 _1, 3 _2, ... areas 4 _1, 4 _2, -
.... Mobile radio terminal device 5 for providing services that exists within
A _1, 5A _2, registered in association with the identification number of ..., based on the identification number of the radio base station, or the movement of the service providing in the area of the radio base station wireless terminal device exists It can be determined whether or not.

(3) Further, the broadcast number table 12 of the center device 2 has the identification numbers of the radio base stations 3 ₁ , 3 ₂ ,.
Area 4 _{1 of} this radio base station 3 ₁ , 3 ₂ , ...
4 ₂ , ... Mobile radio terminal devices 5A ₁ , 5A ₂ , ... for providing services, which are present in 4 ₂ , ... are stored in association with each other, and are stored based on the identification number of the radio base station. The broadcast number can be obtained from the wireless base station, and the broadcast number can be used to call the mobile wireless terminal device for service provision from the wireless base station.

(4) Further, the position identification unit 8 of the center device identifies the position of the calling terminal device by the identification number of the wireless base station added to the call information, and searches the position registration unit 11 by this identification number. Then, it is determined whether or not there is a mobile radio terminal device for service provision in the area of the radio base station, depending on whether or not the identification number of the mobile radio terminal device for service provision is registered and exists. In this case, the broadcast number table is searched by the identification number of the radio base station to obtain the broadcast number, and the paging control unit 9 sends a paging instruction using the broadcast number to the radio base station to provide the service. Paging the mobile wireless terminal device.

(5) Further, the position registration section 11 of the center device 2
Register the identification numbers of the radio base stations 3 ₁ , 3 ₂ , ... And the mobile radio terminals 5A ₁ , 5A ₂ ,. The position identification unit 8 identifies the position of the call terminal device, and the position registration unit 11
Is searched to determine whether or not there are mobile wireless terminal devices 5A ₁ , 5A ₂ , ... For service provision in the area including this position, and if there is, a sorted telephone number or name. One mobile radio terminal device for service provision is selected based on the above, the telephone number of the mobile radio terminal device is obtained from the position registration unit 11, and the call control unit 9 selects an area including the position of the calling terminal device. A call instruction is given to the radio base station, and a mobile radio terminal device for providing one designated service is called.

(6) Further, the center device 2 identifies the position of the calling terminal device, causes the wireless base stations in the area including the position to call all at once or for a designated time, and provides a service for a predetermined time. If the mobile wireless terminal of
This corresponds to the case of moving to another area, so that the control is performed so that the call is made from another radio base station adjacent to the radio base station making the call first.

(7) Further, the radio base stations 3 ₁ , 3 ₂ , ...
Is the call detecting means, 4 own area _1, 4 _2, ...
・ Detects a call from the mobile wireless terminal device 5, 5A ₁ , 5A ₂ , ... The calling means calls the mobile wireless terminal device in its own area in accordance with a calling instruction from the center device 2. Alternatively, it also makes a call when an incoming call is received from another terminal device via the switching network 1.

(8) Further, the mobile radio terminal device 5 for making a service request makes a call to the center device 2, and when the automatic response section 7 of the center device 2 makes an automatic response, the radio contained in the broadcast information of the radio base station. The identification number of the base station is sent to the center device 2 as position information. The center device 2 can identify the position of the calling mobile radio terminal device 5 by the identification number of the radio base station.

(9) Further, the mobile radio terminal devices 5A ₁ , 5A ₂ , ... For service provision have identification numbers included in the broadcast information from the radio base station when the power is turned on or when they move to another area. And the identification number of the own mobile radio terminal device are automatically called and transmitted to the center device 2. The position registration unit 11 of the center device 2 searches the position registration unit 11 using the identification number of the mobile radio terminal device for service provision, and if it is not registered, considers it as a new registration by power-on or the like. ,
The identification number and the identification number of the radio base station are registered in correspondence with each other, and if already registered, the correspondence between the identification number of the mobile radio terminal device and the identification number of the radio base station is updated.

(10) Further, when the area is moved, the radio included in the broadcast information of the radio base station of the area is indicated by the paging table for the mobile radio terminals 5A ₁ , 5A ₂ , ... The broadcast number in the area can be obtained from the identification number of the base station. That is, since the broadcast number of the paging in the destination area can be recognized, it is possible to respond to the paging from the wireless base station.

(11) Also, the identification number of the radio base station and the broadcast number for the simultaneous call are selected so that they can be obtained by a predetermined relational expression, and the mobile radio terminal device 5A ₁ for service provision, When 5A ₂ , ... Moves to another area, the identification number included in the broadcast information from the radio base station in that area is obtained, and the above-mentioned relational expression is applied to the identification number to Since the broadcast number can be obtained, this broadcast number can be set for detecting the paging.

[0027]

DETAILED DESCRIPTION FIG. 1 is an illustration of a mobile radio system according to an embodiment of the present invention, 1 switching network such as ISDN network, 2 is a center apparatus corresponding to various center to dispatch center or a service center or the like, 3 ₁ , 3 _2, 3 ₃ area 4 _1, 4 _2, 4 ₃ corresponding radio base station, 5 is a mobile phone or a mobile radio terminal apparatus for an automobile telephone or the like, 5A ₁ to 5 a ₄ is Ya taxi managed by center device A mobile wireless terminal device for service provision held by a service person or the like, and a fixed terminal device 6 such as a general telephone housed in the switching network 1. Further, the center device 2 includes an automatic response unit 7, a position identification unit 8, a general call control unit 9,
The case where the connection control unit 10, the position registration unit 11, and the broadcast number table 12 are provided is shown.

For example, when a fixed terminal device 6 accommodated in the switching network 1 makes a call to the center device 2, the switching network 1 calls the center device 2, and when the automatic response section 7 responds to this call, Since the calling information to which the subscriber information including the telephone number of the fixed terminal device 6 and the like is added is sent from the switching network 1 to the center device 2, the position identification unit 8 causes the calling fixed terminal device 6 to operate.
The position of can be identified.

The call control unit 9 includes an area including the position of the calling fixed terminal device 6 identified by the position identification unit 8, for example,
The wireless base station 3 ₂ of 4 ₂ is instructed to paging the mobile wireless terminal device for service provision. The radio base station 3 ₂ makes a general call according to the general call instruction from the center device 2, and, for example, a mobile radio terminal device 5A ₂ for service provision.
Responds first, the connection controller 10 of the center device 2
Connects the calling fixed terminal device 6 and the mobile wireless terminal device 5A ₂ through the switching network 1 to make a call.

When the mobile radio terminal device 5 located in the area 4 ₂ calls the center device 2, the switching network 1 calls the center device 2, and the automatic answering unit 7 of the center device 2 responds to the call. Reply, the wireless base station 3 ₂ and the switching network 1
A communication path between the center device 2 and the center device 2 is formed. As a result, the calling mobile radio terminal device 5 automatically sends the identification number included in the broadcast information of the radio base station 3 ₂ to the center device 2. Therefore, the position of the calling mobile radio terminal device 5 can be identified by the identification number of the radio base station 3 _2. Therefore, as in the case described above, the paging instruction is given to the radio base station 3 ₂ , and the first call is made. The mobile radio terminal device for providing a service and the calling mobile radio terminal device 5 that have responded are connected by the connection control unit 10 via the exchange network 1 to make a call.

FIG. 2 is an explanatory diagram of a mobile radio terminal device according to an embodiment of the present invention. The mobile radio terminal device for requesting a service and the mobile radio terminal device for providing a service have substantially the same basic configuration. In the figure, 15 is a processor (C
PU), 16 is a memory, 17 is an MM interface unit,
Reference numeral 18 is a wireless transmission / reception unit, 19 is a frame processing unit, 20 is an encoding / decoding unit, 21 is a PB signal generating unit, 22 is a PB signal receiving unit, 23 is a microphone, 24 is a speaker, 25,
Reference numeral 26 is a changeover switch, and 27 is an antenna.

The memory 16 stores programs and various data. For example, in the case of a mobile radio terminal device for service provision, a broadcast number for paging is stored corresponding to the identification number of the radio base station. A broadcast number table can also be constructed. It is also possible to set a broadcast number calculated based on the identification number of the wireless base station. The MM interface unit 17 includes a ten-key pad, a display unit, and the like, and constitutes a man-machine interface for notifying the processor 15 of input information from the ten-key pad or the like and for displaying the display information from the processor 15 on the display unit. .

Further, the encoding / decoding unit 20 uses, for example, the ADP
The frame processing unit 1 performs CM encoding or decoding.
Reference numeral 9 is for processing a frame when transmitting and receiving in a frame configuration. Further, the changeover switches 25 and 26 are manually operated or controlled by the processor 15 to switch between the microphone 23 and the PB signal generator 21, and to switch between the speaker 24 and the PB.
The signal reception unit 22 is switched, and normally, the microphone 23 and the speaker 24 are connected to the encoding / decoding unit 20 in the switching state shown in the figure.

Further, the PB signal generator 21 includes a processor 15
For converting the data such as the identification number of the wireless base station from the PB signal to the PB signal for transmission, and also for receiving the PB signal receiving unit 22.
Receives and identifies the data by the PB signal and transfers it to the processor 15. Therefore, it is possible to adopt other modem configurations for transmitting and receiving various data.

Further, the processor 15 extracts the identification number of the wireless base station included in the broadcast information of the wireless base station received by the wireless transmission / reception unit 18 and stores it in the memory 16. In that case, it is compared with the identification number of the previous time, and it is understood that the area is within the same area if the comparison matches, but the area is moved to another area if the comparison does not match. In the case of a mobile wireless terminal device for providing a service, it can be configured to automatically call the center device 2 for position registration when it moves to another area.
In the case of a mobile radio terminal device for requesting service, when the center device 2 makes a call and the center device 2 responds, the identification number of the radio base station is automatically transmitted under the control of the processor 15.

FIG. 3 is an explanatory view of the center device of the embodiment of the present invention, in which 31 is a control unit, 32 is a signal transmitting / receiving unit, 33 is a display unit, 34 is a database unit, 35 is a talkie unit, and 3 is a unit.
6 is a PB signal receiving unit, 37 is a PB signal generating unit, 38 is a signal connection unit, 39 is a processor (CPU), 40 is a memory, MC is a microphone, SP is a speaker, and SW1 to S1.
W4 indicates a changeover switch. D, B1 and B2 are ISD
The D channel, the B1 channel and the B2 channel of the (2B + D) channel in N are shown, and B1D and B2D are the downstream B1 channel and the B2 channel, and B1U and B2U are the upstream B1 channel and the B2 channel.

Further, the case where one calling terminal device and one mobile radio terminal device for providing a service are connected is shown, but a mobile radio for providing a plurality of services corresponding to a plurality of calling terminal devices is shown. It is of course possible to adopt a configuration in which the terminal device is connected. The PB signal receiving section 36 and the PB signal generating section 37 correspond to the PB signal generating section 21 and the PB signal receiving section 22 of the mobile radio terminal device described above, and show the case of transmitting and receiving data by the PB signal. It is of course possible to adopt a configuration in which data is transmitted and received by a modem or the like.

Further, the function of the automatic response unit 7 in FIG. 1 is realized by the control unit 31 and the talkie unit 35, and the control unit 31, the database unit 34 and the PB signal receiving unit 36 in FIG.
1. The functions of the position identification unit 8 and the position registration unit 11 in FIG. 1 are realized, the functions of the call control unit 9 of FIG. 1 are realized by the control unit 31 and the PB signal generation unit 37, and the control unit 31 and the signal connection unit 3 are realized.
8 realizes the function of the connection control unit 10 of FIG. 1 by the shift register, the control unit 31, and the database unit 34.
The function of the broadcast number table can be realized. The microphone MC, the speaker SP, and the display unit 33 are for allowing the operator to intervene and also for monitoring when the calling process is automatically performed.

FIG. 4 is an explanatory diagram of a control unit of the center apparatus according to the embodiment of the present invention, which shows the function of the control unit 31 including the processor 39 and the memory 40 in FIG. 3, and 41 is the main control. And 42 are the signal transmitting / receiving unit 32 and the PB signal receiving unit 3
6 is a reception control unit for receiving signals from 6 and 43, a communication path control unit for controlling the changeover switches SW1 to SW4 of the signal connection unit 38, and 44 is a signal transmission / reception unit 32 and a PB signal generation unit 37.
It is a transmission control unit that sends a signal to and.

The method of calling a mobile radio terminal device for service provision in the vicinity of the calling terminal device is roughly classified as follows. (A) It is confirmed that a mobile radio terminal device for service provision exists in an area near the calling terminal device, and a paging is performed with a broadcast number. (B) It is confirmed that a mobile radio terminal device for service provision exists in an area near the calling terminal device, and a specific one mobile radio terminal device among them is designated and a call is made. (C) A general call is performed with a broadcast number without checking whether or not a mobile wireless terminal device for providing a service exists in an area near the calling terminal device.

In the case of the calling method (a), referring to FIG. 1, the mobile radio terminal device 5 for requesting a service and the mobile radio terminal devices 5A ₁ , 5A ₂ , ...
The switch network 1 detects the identification number included in the broadcast information of the radio base stations 3 ₁ , 3 ₂ , ... And registers the location in the switch network 1 as in a normal mobile phone. In that case, the mobile radio terminal devices 5A ₁ , 5A ₂ , ...
The center device 2 is automatically called to transmit and register the identification number of the mobile radio terminal device itself and the identification number of the radio base station.
In the center device 2, the position is registered in the position registration unit 11.

For example, when the mobile radio terminal device 5 in the area 4 ₂ makes a call to the center device 2, the automatic response unit 7 of the center device 2 automatically responds, and the switching network 1 connects the radio base station 3 ₂ and the center. A communication path with the device 2 is formed. Through this communication path, the mobile wireless terminal device 5 uses the identification number detected from the broadcast information of the wireless base station 3 ₂ as the position information and the center device 2
Send to.

The center device 2 identifies the position of the calling mobile radio terminal device 5 by the position identification section 8 by the identification number of the radio base station. In this case, since it is known that the wireless base station 3 ₂ is located, the location registration unit 11 is searched to determine whether or not a mobile wireless terminal device for service provision is present in the area 4 ₂ , and When the devices 5A ₂ and 5A ₃ are registered, the broadcast number corresponding to the radio base station 3 ₂ is read from the broadcast number table 12, and the call control unit 9 sends the broadcast numbers to the radio base station 3 ₂ by the broadcast number. Instruct to call. That is, the center device 2 makes a call to the mobile radio terminal device for service provision within the area 4 ₂ of the radio base station 3 ₂ .

When, for example, the mobile radio terminal 5A ₂ for service provision first responds to the simultaneous call by the broadcast number from the radio base station 3 ₂ , the center device 2 causes the connection control unit 10 to switch the network 1. The mobile radio terminal devices 5 and 5A ₂ are connected via the. Therefore, a call path is formed between the mobile wireless terminal device 5 on the service requesting side and the mobile wireless terminal device 5A ₂ on the service providing side, and a call becomes possible. I can tell the matter.

[0045] The result of searching the location registration unit 11, in the area 4 ₂ including the position of the calling mobile radio terminal 5, when the mobile radio terminal device for the service provided does not exist, adjacent to the area 4 ₂ The location registration unit 1 determines whether or not there is a mobile wireless terminal device for providing a service in the areas 4 ₁ and 4 ₃ to be operated.
Determined by searching the 1, for example, when present in area 4 _1, the wireless base station 3 ₁ by searching the broadcast ID table 12
The corresponding broadcast number is read, and the radio base station 3 ₁ is instructed by the call control unit 9 to make a simultaneous call by the broadcast number. Therefore, it is possible to call a mobile radio terminal device for providing a service near the calling mobile radio terminal device 5.

When the fixed terminal device 6 accommodated in the switching network 1 calls the center device 2, the calling fixed terminal device 6 is called.
Subscriber information such as the telephone number of
Is sent to the fixed terminal device 6 of the calling
The position can be identified by the position identification unit 8. For example, by storing the station number in the telephone number and the identification number of the wireless base station in the database unit 34 of FIG. 3 in association with each other, the position of the calling fixed terminal device can be easily identified. By the position identification of the calling fixed terminal device, similar to the above, the mobile wireless terminal devices for service provisioning are simultaneously called and a direct call can be made with the responding mobile wireless terminal device.

In the case of the calling method (b), the center device 2
The registration number of the mobile radio terminal device for service provision is registered in the position registration unit 11 of the above, and the position of the calling mobile radio terminal device or the call fixed terminal device is similar to the case described above. The location registration unit 11 searches the location registration unit 11 to determine whether or not the mobile wireless terminal device for service provision exists in the area including the location. Using the telephone number registered in the position registration unit 11, the wireless base station is instructed to call the mobile wireless terminal device for service provision. In this case, the selection of one mobile wireless terminal device can be performed, for example, in the order of registration with respect to the position registration unit 11. Alternatively, in the case of a calling fixed terminal device, it is possible to make a call by the telephone number of a specific mobile radio terminal device registered corresponding to the telephone number of a single or a plurality of calling fixed terminal devices.

In the case of the calling method (c), the position of the calling mobile radio terminal device or the calling fixed terminal device is identified by the position identification unit 8 of the center device 2, and the radio base station in the area including the position is identified. , Using the broadcast number read from the broadcast number table 12 to instruct a general call. When the mobile wireless terminal device for providing the service does not respond to this paging within a predetermined time, it means that the mobile wireless terminal device does not exist in the area, so that the wireless base station in another area close to the area,
The broadcast number corresponding to the wireless base station is broadcast number table 12
Read out from and instruct to call all at once. When the mobile radio terminal for service provision responds to this paging, the connection control unit 10 of the center unit 2 connects the calling terminal unit and the mobile radio terminal for service provision via the switching network 1. And form a communication path.

In the calling methods (a), (b), and (c) described above, in the case of the configuration shown in FIG. 3, the center device 2 receives a call from the switching network through the D channel, and then the control unit When the B1 channel is set with the calling terminal device by detecting an incoming call at 31 and automatically responding, the control unit 31 causes the changeover switch SW1 of the signal connecting unit 38 to change to the PB signal receiving unit 36. The changeover switch SW2 is changed over to the illustrated state, the changeover switch SW3 is changed over to the PB signal generator 37, and the changeover switch SW4 is changed over to the illustrated position. When the B2 channel is set in the calling terminal device, the changeover switches SW1 and SW3 are set to the positions shown in the drawing, and the changeover switch SW is set.
2 is the PB signal receiving unit 36, and the changeover switch SW4 is PB
The signal generators 37 are switched to each other.

Therefore, the identification number of the radio base station based on the PB signal from the calling terminal device is received and identified by the PB signal receiving unit 36 via the downlink B1 channel B1D, transferred to the control unit 31, and then the calling terminal device. Is identified. Further, the data from the control unit 31 which needs to be sent to the calling terminal device is sent from the PB signal generating unit 37 as a PB signal to the calling terminal device via the upstream B1 channel B1U.

After transmitting / receiving the data by the PB signal, the changeover switch SW1 of the signal connection unit 38 is connected to the speaker SP, the changeover switches SW2 and SW4 are left unchanged, and the changeover switch SW is kept.
3 is switched to the microphone MC when the talkie unit 35 or the operator intervenes. Talkie part 3
When it is switched to 5, the fact that the mobile radio terminal device for service provision is being called is notified to the calling terminal device via the upstream B1 channel B1U by the voice synthesizing means, the voice reproducing means and the like.

Further, the position registration section 11 and the broadcast number table 12 are stored in the memory 40 or the database section 34 of the control section 31.
In the case of the calling methods of (a) and (b) described above, the position of the mobile radio terminal device for service provision is registered in correspondence with its identification number and the identification number of the radio base station. Therefore, the wireless base station in the area including the position of the calling terminal device is called by using the D channel under the control of the control unit 31, and is instructed to call by the broadcast number or call by a specific telephone number. Is sent.

When the mobile radio terminal device for service provision responds to the call from the center device 2, the control unit 31 controls the signal connection unit 38 to switch the changeover switches SW1 to SW4 to the illustrated state. Therefore, the calling terminal device and the mobile radio terminal device for providing the service are connected to the signal connection unit 38 via the switching network such as B1D-B2U and B1U-B2D.
The 1st and 2nd channels are connected to enable a call.

Further, in FIG. 4, the main control unit 41 has the functions of the automatic response unit 7, the position identification unit 8, the call control unit 9, the position registration unit 11, etc. of FIG. When the position is identified, the transmission control unit 44 is activated to send an instruction to call the mobile wireless terminal device for service provision to the wireless base station in the area including the position of the calling terminal device. When the mobile radio terminal device for providing the service responds, the main control unit 31 activates the communication path control unit 43, and the signal connection unit 38.
(See FIG. 3) to establish a communication path with the mobile wireless terminal device that responds to the calling terminal device.

After the call instruction is sent from the transmission control unit 44, there are three types: when the mobile radio terminal for service provision responds, when there is no response and a timeout occurs, and when timeout retry fails. is there. The control unit 31
When it is determined that the mobile wireless terminal device has responded, the communication path control unit 43 is activated as described above. When the time is out, in the case of the calling method (a), it is confirmed that there is a mobile radio terminal device for service provision in an adjacent area, the broadcast number of the area is obtained, and the radio base station of the area is found. Send a general call instruction to.

In the case of the calling method (b), another mobile radio terminal device in the same area is designated to make a call, or a mobile radio terminal device for providing a desired service exists in an adjacent area. It is confirmed whether or not the call instruction is sent. Further, in the case of the calling method (c), the broadcast number of the adjacent area is obtained, and the instruction of the general calling is sent to the wireless base station in the area. When the timeout retry fails, the reception control unit 42 is activated to instruct the call disconnection.

FIG. 5 is an explanatory diagram of the switching timing of the PB signal. When the calling terminal device makes a call to the center device, the calling terminal device and the center are connected according to a connection sequence via the wireless base station and the switching network. When the communication path with the device is established, it is switched to the PB signal. That is, in FIG. 2, the PB signal generator 21 is switched by the changeover switches 25 and 26.
, And the PB signal receiving unit 22, and in FIG. 3, the changeover switches SW1 to SW4 switch between the PB signal receiving unit 36 and the PB signal generating unit 37. As a result, the identification number of the wireless base station and the like are transmitted from the calling terminal device to the center device as a PB signal.

When data such as the identification number is transmitted / received by the PB signal, it is switched to voice. That is,
In FIG. 2, the selector switch 25 switches to the microphone 23, and the selector switch 26 switches to the speaker 24. In FIG. 3, the selector switch SW1 switches to the speaker SP, and the selector switch SW3 switches to the talkie section 35 or the microphone MC. To be Then, the talkie unit 35 or the microphone MC notifies the calling terminal device that the mobile wireless terminal device for providing a service is being called. When the called mobile radio terminal responds,
When a call is made with the calling terminal device and the call is disconnected due to the end of the call, a disconnection sequence is executed between the calling terminal device and the center device, and the line is released.

FIG. 6 is an explanatory diagram of the identification number and the broadcast number of the radio base station. The identification number CSID1 of the base station CS1 is "0000000000001" and the broadcast number of the area is "001-00-00001". , The identification number CSID2 of the base station CS2 is "00000000002" and the broadcast number of the area is "001-00-00002".

Mobile radio terminal unit PS- for service provision
D1 and PS-D2 are broadcast number tables 45 that store the identification numbers CSID of the wireless base stations and the broadcast numbers in association with each other.
And an identification number storage area 46 for setting the identification number of the wireless base station, and a broadcast number storage area 47.

For example, the mobile radio terminal unit PS-D1 is
Identification number CSI included in the broadcast information of the radio base station CS1
D1 is detected and set in the identification number storage area 46, the broadcast number table 45 is searched by the identification number CSID1 to obtain the broadcast number, and the broadcast number is set in the broadcast number storage area 47. Thereby, the mobile radio terminal device PS-
When D1 is in the area of the radio base station CS1, the broadcast number “001-00-0000” from the radio base station CS1 is sent.
1 "is received and identified, collated with the broadcast number set in the broadcast number storage area 47, and if they match, it is determined that the call is a general call and a response is made.

When the mobile radio terminal PS-D2 moves from the area of the radio base station CS2 to the area of the radio base station CS1, the identification number CSID1 included in the broadcast information of the radio base station CS1 and the mobile radio terminal PS- Since the identification number CSID2 of the radio base station CS2 stored in the identification number storage area 46 of D2 is different, the mobile radio terminal device PS
-D2 determines that the area has been changed, updates the contents of the identification number storage area 46 to the identification number CSID1, and accordingly retrieves the broadcast number table 45 to read the broadcast number corresponding to the identification number CSID1 and broadcast it. The contents of the number storage area 47 are updated. Therefore, the mobile radio terminals PS-D1 and PS-
D2 can respond to the paging by the broadcast number from the moved radio base stations CS1 and CS2.

Similarly, when the mobile radio terminal device PS-D1 moves to the area of the radio base station CS2, the identification number CSID2 of the radio base station CS2 is set in the identification number storage area 46 and the broadcast number table 45 is set. The broadcast number “001-00-00002” read from the broadcast number storage area 47
Set to. As a result, it is possible to respond to the general call by the broadcast number from the radio base station CS2.

FIG. 7 is an explanatory view of a connection sequence according to the embodiment of the present invention, in which a mobile radio terminal device PS- for service provision is provided.
D performs position registration, and this mobile radio terminal device PS-D
And the call sequence (a) between the mobile radio terminal PS for requesting service and C
S is a wireless base station, ISDN is a switching network, and DT is a center device.

Mobile radio terminal unit PS- for service provision
D performs location registration on the switching network ISDN (a1),
The base station CS is automatically called and the radio base station CS
The identification number CSID and the identification number PSID of the own terminal device are transmitted to perform location registration (a2).

When the mobile radio terminal device PS for requesting a service calls the center device DT (a3), the radio base station CS
A connection sequence between the center device DT and the exchange network ISDN is executed. That is, in response to an incoming call from the switching network ISDN to the center device DT, the center device DT automatically sends an incoming call response, the switching network ISDN sends a response confirmation, and sends a response to the calling mobile radio terminal device PS. Then, by confirming the response from the calling mobile radio terminal device PS, a call path is formed between the calling mobile radio terminal device PS and the center device DT (a4).
Indicates the identification number CSID of the detected radio base station CS as P
By the B signal or the like, the data is transmitted to the center device DT as indicated by data transfer (a5).

The center device DT identifies the position of the calling mobile radio terminal device PS by the identification number CSID of the radio base station CS, and within the area of the radio base station CS, the mobile radio terminal device PS-D for service provision. It is determined whether or not exists, and if it exists, broadcast number search processing is performed (a
6) The wireless base station CS is called (a7) and the broadcast number obtained by the search is used to instruct the wireless base station CS to call all at once. Further, the calling mobile radio terminal device PS is notified that a call is being made by a talkie or the like (a8).

Mobile radio terminal device PS for general calling
When -D responds, a communication path with the center device DT is formed (a9), and the center device DT sends the signal connection unit 38.
(See FIG. 3) Process for controlling connection (a10)
Thus, a call path between the calling mobile terminal device PS and the mobile radio terminal device PS-D for service provision is formed (a1
1) Direct communication is possible without the intervention of the operator of the center device DT.

FIG. 8 is a diagram for explaining a connection sequence according to the embodiment of the present invention, in which a mobile radio terminal device PS- for service provision is provided.
D performs location registration, and the specific mobile wireless terminal device PS-D
To indicate a connection sequence with the mobile radio terminal PS for requesting a service, that is, a calling method (b),
CS indicates a radio base station, ISDN indicates a switching network, and DT indicates a center device.

As in the case of FIG. 7, the mobile radio terminal device PS-D for service provision registers its location in the switching network ISDN (b1), and then identifies the base station CS in the center device DT. The location is registered using the number (b2).

When the mobile radio terminal device PS for requesting a service calls the center device DT (b3), the radio base station CS
A communication path is formed between the center apparatus DT and the center apparatus DT via the switch network ISDN (b4), and the identification number CSID of the radio base station CS received and identified by the mobile radio terminal apparatus PS is sent to the center apparatus DT by a PB signal or the like. It is sent (b5).

The center device DT is a mobile radio terminal device PS.
The position of the calling mobile radio terminal PS is identified by the identification number CSID of the radio base station CS from, and the telephone number of the specific mobile radio terminal PS-D existing in the area including the position is searched (b6). ), And calls the wireless base station CS (b
7) In addition, the calling mobile radio terminal device PS is notified that a call is being made by a talkie or the like (b8).

The radio base station CS calls the mobile radio terminal device PS-D by the telephone number according to the calling instruction of the center device DT, and the mobile radio terminal device P designated by the telephone number.
When S-D responds, a call path is formed with the center device DT (b9), and the center device DT controls the connection of the call path (b10), whereby the calling mobile radio terminal device PS and the service are provided. A call path is formed between the providing mobile radio terminal device PS-D (b11), and the calling mobile radio terminal device PS and the specific mobile radio terminal device P for providing the service.
A call is directly made with S-D without going through the operator of the center device DT.

FIG. 9 is an explanatory diagram of a connection sequence according to the embodiment of the present invention, in which a mobile radio terminal device PS for service provision is provided.
-D shows a connection sequence in which the center device DT calls the service providing mobile wireless terminal devices PS-D simultaneously without performing position registration, that is, a calling method (c),
CS indicates a radio base station, ISDN indicates a switching network, and DT indicates a center device.

When the mobile radio terminal device PS for requesting a service calls the center device DT (c1), the radio base station CS
And a call path is formed via the switch network ISDN (c
2), the identification number CSID of the radio base station CS received and detected by the mobile radio terminal device PS is sent to the center device DT (c3).

The center device DT has its identification number CSID.
The broadcast number is obtained based on (c4), a call is made to the radio base station CS corresponding to the identification number CSID (c5), a general call by the broadcast number is instructed, and the calling mobile radio terminal device PS
Is notified by a talkie or the like.

When the mobile radio terminal device PS-D for providing a service responds to the simultaneous call from the radio base station CS, a communication path is formed with the center device DT (c
7), the center device DT controls the connection of the communication path (c
8), a call path is formed between the calling mobile radio terminal PS and the mobile radio terminal PS-D for service provision (c
9), without going through the operator of the center device DT
You can talk.

10 and 11 are operation flowcharts of the center apparatus according to the embodiment of the present invention, in which it is judged whether or not there is a call from the mobile radio terminal apparatus PS (S1). After performing the call (S2), the communication path is set, the data communication mode is set (S3), it is determined whether or not the service request signal is received (S4), and if the service request signal is received,
A transmission request signal of the identification number CSID of the wireless base station is transmitted (S8). If it is not a service request signal, it is determined whether or not a time-out has occurred, that is, whether or not a predetermined time has elapsed (S5), and if not a step (S5)
If the time is out, the voice mode is set (S6) and a normal call is made (S7).

When the transmission request of the identification number CSID is made, it is judged whether or not the identification number CSID is received (S
9) If it has not been received, it is determined whether or not it has timed out (S10). If it has not timed out, the process proceeds to step (S9), and if it has timed out, step (S).
The process moves to 8) and requests the calling mobile radio terminal PS to transmit the identification number CSID.

When the identification number CSID is normally received, a reception completion signal of the identification number CSID is transmitted (S1).
1). After that, it is determined whether or not the identification number CSID is received (S12), and when the identification number CSID is received again, it is considered that the calling mobile terminal device PS did not normally receive the reception completion signal. Then, the reception completion signal is transmitted again. If the identification number CSID is not received again, it is determined whether or not the time is out (S13). If the time is out, the voice mode is set (S14), and the calling process of the mobile radio terminal device PS-D for service provision is performed. Do (S1
5) Based on the response from the mobile radio terminal PS-D, the calling mobile radio terminal PS and the mobile radio terminal PS-D for service provision are connected (S16).

FIG. 12 is a flow chart of the calling process according to the embodiment of the present invention, showing the case of the calling method (a). That is, the center device DT searches the location registration unit to determine whether or not the mobile radio terminal device PS-D for service provision exists in the area of the radio base station CS (S20),
If it does not exist, the identification number CS of another adjacent area
The ID is obtained (S25), the process proceeds to step (S20), and the mobile radio terminal device P for providing a service to the area is provided.
It is determined whether SD exists.

If there is a mobile radio terminal device PS-D for service provision in the area, the broadcast number is searched (S21) and the call is made with the broadcast number (S22) to check whether or not there is a response. It is determined (S23), and if there is a response, the calling terminal device and the service providing mobile radio terminal device PS-D are connected as described above. If there is no response, it is determined whether or not the time is out (S24). If the time is out, the process proceeds to step (S25), and the general calling is performed in another area.

FIG. 13 is a flow chart of the calling process according to the embodiment of the present invention, showing the case of the calling method (b). Similarly to the case described above, the center device DT determines whether or not the mobile radio terminal device PS-D for service provision exists in the area of the radio base station CS (S30), and if it does not exist, it is adjacent to the mobile radio terminal device PS-D. The identification number CSID of the other area is calculated (S31), and the process proceeds to step (S30). If it exists, for example, one of the mobile radio terminals PS-D which has not been called is selected and the telephone number thereof is obtained (S3).
2) Make a call using the telephone number (S3)
3).

It is judged whether or not the call is answered (S
34), when a response is made, a communication path is formed between the mobile radio terminal device PS-D which made the response and the calling terminal device. If no response is received, it is determined whether a time-out has occurred (S35), and if time-out has occurred, a step (S30) is performed.
Then, the process of calling another mobile radio terminal device PS-D is performed.

FIG. 14 is a flow chart of the calling process according to the embodiment of the present invention, showing the case of the calling method (c). In the center device DT, the broadcast number is obtained by searching the broadcast number table by using the identification number CSID of the wireless base station sent from the calling terminal device (S41), and the general call is performed by the broadcast number. Perform (S42). Then, it is determined whether or not there is a response (S43), and if there is a response, a communication path between the responding mobile radio terminal device PS-D and the calling terminal device is formed. If there is no response, it is determined whether or not the time is out (S44). If the time is out, the broadcast number of another area adjacent to the area is obtained (S45), and the wireless base stations in the area perform a general call. Let

FIG. 15 is an explanatory diagram of a connection sequence to the center apparatus according to the embodiment of the present invention. The mobile radio terminal apparatus PS for requesting a service calls the center apparatus DT, and the communication path is established by the automatic response of the center apparatus DT. After being established, a service request signal is transmitted from the calling mobile radio terminal device PS,
Set the timer. If this service request signal is not received, it is considered as a call from the fixed terminal device accommodated in the general public network, and the maintenance person or the like of the center device DT is called and processed. When receiving the service request signal, the center device DT requests the transmission of the identification number CSID of the wireless base station and sets the timer.

The calling mobile radio terminal PS has an identification number C
When the SID transmission request signal is received, the timer is reset, and when the SID cannot be received and the time-out occurs, the service request signal is transmitted again. Upon reception of the transmission request signal of the identification number CSID from the center apparatus DT, the identification number CSID of the wireless base station is transmitted to the center apparatus DT and the timer is set. When the center device DT receives the identification number CSID, it sends a reception completion signal to call the mobile radio terminal device PS.
Send to. Then, the center device DT, if the identification number CSID is not received again within a certain time by the timer,
Switching to the voice mode, the calling process of the mobile radio terminal device for service provision is started, and a ring back tone, talk key, hold tone, etc. are sent to the calling mobile radio terminal device PS to confirm that the call is being made. Notice.

FIG. 16 is an explanatory view of a connection sequence to the center apparatus according to the embodiment of the present invention. The mobile radio terminal apparatus PS-D for providing a service calls the center apparatus DT to notify the broadcast information of the radio base station CS. Identification number CS included in
The case where the ID is sent to the center device DT is shown.

When the mobile radio terminal device PS-D is turned on or the area is changed, a call is automatically made to the center device DT, and when a communication path with the center device DT is established, a service request signal is sent to the center device DT. Is sent. Upon receiving this service request signal, the center device DT sends an identification number CSID transmission request signal. The mobile radio terminal device PS-D which has received this transmission request signal has an identification number CSI.
The center device DT sends the identification number CSID normally.
When the mobile radio terminal device PS receives the reception completion signal,
-D, and disconnection processing is performed after a predetermined time. The timer is for resetting when the processing is completed normally, and for reprocessing when the processing times out.

FIG. 17 is a flow chart of the connection processing of the calling mobile radio terminal device according to the embodiment of the present invention. The mobile radio terminal device PS calls the center device DT (A1) and the connection with the center device DT is completed. Whether or not it is determined (A2), if the connection is completed, the data communication mode is set (A3), and the service request signal is transmitted (A4). For example, the changeover switch 25 in FIG. 2 can be switched and connected to the PB signal generation unit 21, and the changeover switch 26 can be switched and connected to the PB signal reception unit 22 to transmit the service request signal by the PB signal.

Upon receiving the service request signal, the center device DT sends the transmission request signal of the identification number CSID as described above. Therefore, it is determined whether the transmission request signal is received (A5). If not received, it is determined whether or not a time-out has occurred (A6), and if time-out has occurred, the process proceeds to step (A4) to perform reprocessing.

When the transmission request signal is received, the identification number CSID is transmitted (A7). And the center device D
It is determined whether or not the reception completion signal from T is received (A
8) If not received, it is determined whether or not a time-out has occurred (A9). If a time-out has occurred, the process proceeds to step (A7) for reprocessing. When the reception completion signal is received, the mode is switched to the voice communication mode (A10), and the connection with the mobile radio terminal device PS-D for service request is waited for. That is, the changeover switches 25 and 26 in FIG. 2 are changed over to the illustrated state, and the microphone 23 and the speaker 24 are used to make a call.

FIG. 18 shows a flow chart of the identification number registration processing of the embodiment of the present invention, and it is determined whether or not the mobile radio terminal device PS-D for service provision has registered its location in the switching network and the registration processing has been completed. The determination is made (B1), and when completed, the center device DT is automatically dialed (B2) to determine whether the connection to the center device DT is completed (B1).
3) When the connection is completed, set the data communication mode (B
4) The service request signal is transmitted by a PB signal or the like (B5).

When the center device DT receives the service request signal as described above, it makes a transmission request of the identification number CSID. Therefore, it is judged whether or not the transmission request signal is received (B6). It is determined whether or not (B7), and if the time is out, the process proceeds to step (B5) to perform the reprocessing. When the transmission request signal is received, the identification number CSID is transmitted (B8). Then, it is determined whether or not the reception completion signal from the center device DT is received (B9), if not received, it is determined whether or not it is time-out (B10), and if it is time-out, the process proceeds to step (B8). To reprocess. When the reception completion signal is received, the call ending operation is performed (B11), and the position registration process to the center device DT is completed.

FIG. 19 is a flowchart for setting the broadcast number in the embodiment of the present invention. After the mobile radio terminal device PS-D for service provision is powered on, the broadcast information of the radio base station CS is received (C1). , Determine the need for location registration (C
2) Since the location registration is required immediately after the power is turned on or when the area is changed, the identification number CSID included in the broadcast information of the radio base station CS is detected and stored in the memory (C3). For example, it is stored in the identification number storage area 46 in FIG.

Then, the location is registered in the switching network (C4), the center device DT is automatically called, and the identification number CSID of the radio base station CS and the identification number PSID of the own terminal device PS-D are sent to the center device DT. Register (C5). Also, the broadcast number is searched (C6), and the broadcast number is stored in the memory (C
7). For example, the broadcast number table 45 in FIG. 6 is searched for by the identification number CSID, and the broadcast number is obtained and stored in the broadcast number storage area 47.

Mobile radio terminal PS for service provision
In the calling method (c) in which -D does not perform position registration in the center device DT, step (C5) is omitted. Further, in step (C2), whether or not the location registration is necessary is determined by the identification number CSID stored in the memory in step (C3) and the identification number included in the notification information received in step (C1). By comparing with the CSID, it is possible to determine that the location registration is necessary when they do not match and the location registration is not necessary when they match.

FIG. 20 is an explanatory diagram of simultaneous calling according to the embodiment of the present invention, which corresponds to the calling method (a) described above, and 51 is I.
An exchange network such as SDN, 52 is a center device, 53 is a broadcast number table, 54 is a location registration table, CS ₀ , CS ₁ ,
CS ₂ is a wireless base station, A to F are mobile wireless terminal devices for service provision, and PS is a mobile wireless terminal device requesting service. The broadcast number table 53 corresponds to the broadcast number table 12 of FIG. 1, and the position registration table 54 corresponds to the position registration unit 11 of FIG. Further, these can be formed in the database unit 34 of FIG.

The broadcast number table 53 is a table storing the broadcast numbers corresponding to the identification numbers CSID of the wireless base stations.
The identification numbers CSID corresponding to the radio base stations CS _{0 to} CS ₂ ,
"0000000000" and "000000", respectively
00001 ”and“ 00000000002 ”, and the corresponding broadcast numbers are“ 001-00-0000 ”.
0 "," 001-00-00001 "," 001-00
"00002" is shown.

The identification numbers PS of the mobile radio terminals A to F
IDs of "0000000a" to "000000", respectively
00f ”, and the identification number CSID of the wireless base station is stored in the position registration table 54 in correspondence with this identification number PSID.

For example, when the mobile radio terminal device PS within the area of the radio base station CS ₁ makes a call to the center device 52, and the center device 52 automatically responds to form a communication path via the switching network 51, The calling mobile radio terminal device PS has the identification number CSID = “0000000000” of the radio base station CS _1.
1 ″ is sent to the center device 52.
The location registration table 54 is searched using this identification number,
It is determined whether or not the mobile radio terminal device for service provision is registered.

In this case, since the identification numbers of the mobile radio terminals C and D are stored as indicated by the arrows, the mobile radio for providing the service is provided in the area including the position of the calling mobile radio terminal PS. When it is found that the terminal devices C and D exist, the center device 52 searches the broadcast number table 53,
As indicated by the arrow, the broadcast number "0" of the radio base station CS ₁
01-00-00001 "is read and the radio base station CS ₁
It is instructed to make a general call using this broadcast number. For example, when the mobile radio terminal device C first responds to the paging, the mobile radio terminal device C and the calling mobile radio terminal device PS are connected via the switching network 51 and the center device 52. As a result, the call can be made without the intervention of the operator of the center device 52.

FIG. 21 is an explanatory view of a specific call according to the embodiment of the present invention, which corresponds to the above-mentioned calling method (b), the same reference numerals as those in FIG. 20 denote the same parts, and 55 is a telephone number table for moving. The identification number PSID of the wireless terminal devices A to F is “0”.
Corresponding to "000000a" to "0000000f", telephone numbers "100-00-00000" to "100-00"
The case where "00005" is stored is shown.

The mobile radio terminal device PS in the area of the radio base station CS ₁ calls the center device 52 and the center device 52
When the call path is formed through the switching network 51 in response to the call, the calling mobile radio terminal unit PS sends the identification number CSID = “0000000000001” of the radio base station CS ₁ to the center unit 52. The center device 52 searches the position registration table 54 using this identification number and determines whether or not the mobile radio terminal device for service provision is registered.

The center device 52 has a position registration table 54.
By the identification number CSID = “0000000000001”, and it can be confirmed that the mobile radio terminal devices C and D exist. One of the mobile radio terminal devices C and D is selected according to the calling frequency, the registration order in the position registration table 54, and the like. For example, when the mobile radio terminal device C is selected, the telephone number table 55 is searched using this identification number PSID = “0000000c”, and the telephone number “001
-00-00002 "is read out and the telephone number is used to instruct the radio base station CS ₁ to call.

FIG. 22 is an explanatory view of the simultaneous calling according to the embodiment of the present invention, which corresponds to the calling method (c) described above and the same reference numerals as those in FIG. 20 denote the same parts. In the calling method in this case, since the location registration is not performed, the location registration table 54 in FIG. 20 is omitted. The contents of the broadcast number table 53 are similar to those shown in FIG.

Similar to the above-mentioned embodiment, the radio base station CS ₁
When the mobile wireless terminal device PS in the area of (1) makes a call to the center device 52 and the center device 52 automatically responds to form a communication path through the switching network 51, the calling mobile wireless terminal device PS is called.
Is the identification number CSID of the radio base station CS ₁ = “0000
0000001 "is sent to the center device 52.

The center device 52 uses this identification number CSID.
Identifies the radio base station CS ₁ by searching the broadcast number table 53 for the broadcast number “001-00-0000”.
1 "is read out and the wireless base station CS ₁ is instructed to perform a simultaneous call. As a result, a simultaneous call is made to the mobile radio terminal devices C and D for service provision within the area of the wireless base station CS ₁ .

If the mobile radio terminal device does not respond to this paging even after a predetermined time has passed, the broadcast number of the radio base station CS ₀ or CS ₂ adjacent to the radio base station CS ₁ is used as the broadcast number. The table 53 is searched, and the mobile wireless terminal devices for service provision are simultaneously called.

For example, the center device is used as a dispatch center of a taxi company, each taxi is equipped with a mobile radio terminal device for service provision, and the position is registered to the center device when the power is turned on or when the area is changed, and the above-mentioned calling is performed. In the case of simultaneous paging by the method (a), when a call is made from a mobile wireless terminal device for requesting a service by a mobile phone or a fixed terminal device for requesting a service by a general telephone accommodated in a switching network to a center device, the call is made. The location identification of the terminal device is identified by the identification number of the wireless base station or the caller information, and a location registration table is displayed to determine whether or not there is a location-registered taxi in the area near the location of the calling terminal device. If it exists, the broadcast number table is searched for the broadcast number, and the broadcast number is instructed to the wireless base station by this broadcast number. Initially connecting the the cab and the calling terminal in response to paging, without involvement of the operator of the dispatching center, it is possible to call a cab by both the call.

When the calling method (b) for calling one taxi is applied, the position of the calling terminal device is identified,
It is determined whether or not there is a mobile wireless terminal device for providing a service, that is, a taxi in the area including the position, and one of the taxis is selected randomly or based on the vehicle number, driver, etc. Then, the telephone number is used to instruct the radio base station to call. If there is no response within the specified time,
Or if there is no taxi in the area,
The area near the position of the calling terminal device is searched and the above processing is repeated. A call is made between the taxi that responded to such an individual call and the calling terminal device.

When the above-mentioned calling method (c), in which the paging is performed without registering the position of the taxi, the position of the calling terminal device is identified, and the wireless base station in the area near the position is identified. By instructing the paging by the broadcast number, the paging of the taxi in the area of the radio base station is performed, and the call is first made between the taxi that responds first and the calling terminal device.

Further, a service person, such as a repairer, carries the above-mentioned mobile radio terminal device for service provision, adopts any one of the above-mentioned calling methods (a), (b), and (c) and makes a service request. By making a call from the mobile wireless terminal device or the fixed terminal device to the center device, the service request content can be transmitted by a direct call without the intervention of the operator of the center device.

[0114]

As described above, according to the present invention, the center device 2 for providing various services is provided with the automatic response unit 7, the position identification unit 8, the call control unit 9, the connection control unit 10 and the like. When a mobile wireless terminal device for requesting a service or a fixed terminal device makes a call to the center device 2, the calling position is identified and the wireless base station in the area including the position is instructed to perform a simultaneous call or an individual call. Then, when the mobile radio terminal device for providing the service responds, the connection control unit 10 is connected to the calling terminal device of the mobile radio terminal device via the switching network 1, and the operator of the center device 2 intervenes. Without making an operator resident in the center device 2 and without making a message error, the system is economical and the service provision is facilitated. There is an advantage that it is Rukoto.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of a mobile radio system according to an embodiment of the present invention.

FIG. 2 is an explanatory diagram of a mobile wireless terminal device according to an embodiment of the present invention.

FIG. 3 is an explanatory diagram of a center device according to the embodiment of this invention.

FIG. 4 is an explanatory diagram of a control unit of the center device according to the embodiment of this invention.

FIG. 5 is an explanatory diagram of a PB signal switching timing.

FIG. 6 is an explanatory diagram of an identification number of a wireless base station and a broadcast number.

FIG. 7 is an explanatory diagram of a connection sequence according to the embodiment of this invention.

FIG. 8 is an explanatory diagram of a connection sequence according to the embodiment of this invention.

FIG. 9 is an explanatory diagram of a connection sequence according to the embodiment of this invention.

FIG. 10 is an operation flowchart of the center device according to the embodiment of this invention.

FIG. 11 is an operation flowchart of the center device according to the embodiment of this invention.

FIG. 12 is a flowchart of a calling process according to the embodiment of this invention.

FIG. 13 is a flowchart of a calling process according to the embodiment of this invention.

FIG. 14 is a flowchart of a calling process according to the embodiment of this invention.

FIG. 15 is an explanatory diagram of a connection sequence for the center device according to the embodiment of this invention.

FIG. 16 is an explanatory diagram of a connection sequence for the center apparatus according to the embodiment of this invention.

FIG. 17 is a flowchart of a connection process of the calling mobile radio terminal device according to the embodiment of this invention.

FIG. 18 is a flowchart of an identification number registration process according to the embodiment of this invention.

FIG. 19 is a flowchart for setting a broadcast number according to the embodiment of this invention.

FIG. 20 is an explanatory diagram of simultaneous paging according to the embodiment of this invention.

FIG. 21 is an explanatory diagram of a specific call according to the embodiment of this invention.

FIG. 22 is an explanatory diagram of simultaneous calling according to the embodiment of this invention.

[Explanation of symbols]

1 Switching network 2 Center device 3 ₁ , 3 ₂ , 3 ₃ Radio base station 41 ₁ , 4 ₂ , 4 ₃ Area 5 Mobile radio terminal device 5A _{1 to} 5A ₄ Mobile radio terminal device for service provision 6 Fixed terminal device 7 Automatic Response part 8 Position identification part 9 Call control part 10 Connection control part 11 Position registration part 12 Broadcast number table

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inami Masami Inaba 1015 Kamiodanaka, Nakahara-ku, Kawasaki-shi, Kanagawa Within Fujitsu Limited (72) Inventor Toshikazu Homura 1015, Kamiodanaka, Nakahara-ku, Kawasaki, Kanagawa Within Fujitsu Limited (72) Inventor Hirokatsu Nara 1015 Kamiodanaka, Nakahara-ku, Kawasaki City, Kanagawa Prefecture, Fujitsu Limited (72) Inventor Fumie Yamauchi 1015, Kamedotachu, Nakahara-ku, Kawasaki City, Kanagawa Prefecture, Fujitsu Limited (72) Inventor Kazuma Nagaoka 1015 Kamiodanaka, Nakahara-ku, Kawasaki City, Kanagawa Prefecture, Fujitsu Limited (72) Inventor, Yuhei Masuda, 1015, Kamiodanaka, Nakahara-ku, Kawasaki City, Kanagawa Prefecture, Fujitsu Limited

Claims (11)

[Claims] 1. A center device and a radio base station are connected via an exchange network, and between mobile radio terminal devices within the area of the radio base station or between the mobile radio terminal device and a fixed terminal device accommodated in the exchange network. In the mobile radio system for communicating with the center device, the center device automatically responds to the fixed terminal device that makes a call to the center device or the calling terminal device of the mobile radio terminal device. A response unit, a position identification unit for identifying the position of the calling terminal device, and a call control unit for instructing a wireless base station in an area including the position of the calling terminal device to call a mobile wireless terminal device for service provision. And a connection control unit for connecting between the mobile radio terminal device for providing the service and the calling terminal device in response to a call from the radio base station according to an instruction of the call control unit. No movement characterized by System. 2. The center device includes a position registration unit,
The position registration unit is configured to register the identification number of the radio base station and the identification number of the mobile radio terminal device for providing a service existing in the area of the radio base station in association with each other. The mobile radio system according to claim 1. 3. The center device includes a broadcast number table, and the broadcast number table includes an identification number of the radio base station and a mobile radio terminal device for providing a service existing in the area of the radio base station. 2. The mobile radio system according to claim 1, wherein the mobile radio system has a configuration in which a broadcast number for making a general call to is stored in association with each other. 4. The center device comprises a position registration unit and a broadcast number table, and the position of the calling terminal device is identified by the position identification unit, and the service is provided in an area including the position. Search the location registration unit to determine whether or not a mobile wireless terminal device for use exists, and when there is,
2. The system according to claim 1, further comprising a configuration for instructing the wireless base station in an area including the position of the calling terminal device from the call control unit to perform a simultaneous call using the broadcast number obtained from the broadcast number table. Mobile radio system. 5. The center device includes a position registration unit that registers the identification number of a radio base station, the identification number of a mobile radio terminal device for service provision, and a telephone number in association with each other, and the calling terminal device. Identify the position of by the position identification unit,
The position registration unit is searched to determine whether or not the service providing mobile wireless terminal device is present in the area including the position. When it is present, a specific one mobile wireless terminal device is selected. Then, using the telephone number of the mobile wireless terminal device,
2. The mobile radio system according to claim 1, further comprising: a configuration for issuing a call instruction from the call control unit to a radio base station in an area including the position of the calling terminal device. 6. The radio base station when the center device cannot detect a response from the mobile radio terminal device for service provision within a predetermined time after issuing a call instruction from the call control unit to the radio base station. The mobile radio system according to claim 1, further comprising a configuration for issuing a call instruction to another radio base station adjacent to the station. 7. The radio base station is configured to detect call origination of a mobile radio terminal device in its own area, and to call a mobile radio terminal device in its own area according to a call instruction from the center device. The mobile radio system according to claim 1, further comprising calling means for making a call. 8. A mobile radio terminal device that requests a service, when a call is made to the center device and the center device responds, obtains the identification number of the radio base station included in the broadcast information of the radio base station. 2. The mobile radio system according to claim 1, further comprising a configuration for transmitting the identification number to the center device. 9. The mobile radio terminal device for service provision obtains the identification number of the radio base station included in the broadcast information from the radio base station when the power is turned on or the area is changed, and the center device automatically sends the identification number. 3. A structure for making a call, transmitting the identification number of the mobile radio terminal device and the identification number of the radio base station, and registering the identification number in the position registration unit of the center device. The mobile radio system described. 10. The mobile radio terminal device for service provision comprises a paging table storing a broadcast number corresponding to an identification number of the radio base station. Mobile radio system. 11. The mobile radio terminal device for providing service obtains an identification number of the radio base station based on broadcast information from the radio base station, and the radio base stations call all at once based on the identification number. The mobile radio system according to claim 1 or 8, further comprising a configuration for obtaining and setting a broadcast number for performing.