JPH10107906A - Private paging system and its radio calling terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow a caller to acquire position information of a called party. SOLUTION: When a caller radio calling terminal 23-1 uses a call switch to designate a called party radio calling terminal 23-2, a call request signal having call identification information that denotes calling switch operation with an ID number of the terminal 23-2 to be a calling destination and its own ID number of the terminal 23-1 to be a calling source is transmitted to a radio calling transmitter-receiver 22-1 and to a radio calling terminal 23-2 via a paging terminal 21 and the radio calling transmitter-receiver 22-3. When the radio calling terminal 23-2 receives the call signal, the ID number of the calling destination is exchanged with the ID number of the calling source automatically, a call request signal with call identification information denoting automatic reply added thereto is sent to the radio calling transmitter-receiver and the call signal with position information added thereto is sent to the radio calling terminal 23-1 via the paging terminal 21 and the radio calling terminal transmitter-receiver 22-1. The radio calling terminal 23-1 displays position information in a call signal by automatic reply.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a private paging system, and more particularly, to a private paging system capable of confirming location information of a radio paging terminal between radio paging terminals.

[0002]

2. Description of the Related Art The prior art is disclosed in Japanese Patent Application Laid-Open No. 63-227132.
The following describes an example of a system disclosed in Japanese Patent Application Publication (title of the invention: private paging system).

As shown in FIG. 6, a conventional private paging system includes a plurality of distributed master stations 11-1, 11-2,.
1-n, master station center 12, and private branch exchange (PBX)
13 and a plurality of slave stations 14-1, 14-2, ..., 14-m
And .., 14-m and the distributed master station 11-.
, 11-n are provided with transmission / reception means for transmitting and receiving a weak radio wave of a signal determined at predetermined time intervals, and the distributed master stations 11-1, 11-1,.
, 11-n notify the master station center 12 of the reception of the weak radio wave, and the master station center 12 detects the position of the slave station by receiving the reception notification.

[0004]

In the above-mentioned conventional private paging system, the location information of the slave station is collected at the master station center, but the location information of the called side is provided to the calling party who makes the call. Can not do. Further, since the slave station and the distributed master station perform transmission and reception at predetermined time intervals, the shorter the predetermined time, the more the latest position information can be collected, but the shorter the power supply duration of the slave station.

SUMMARY OF THE INVENTION It is an object of the present invention to improve convenience by allowing a caller to acquire location information of a called party, and to reduce power consumption by collecting location information only when necessary. To provide an in-house paging system.

[0006]

According to the present invention, there is provided a private paging system comprising: a plurality of radio paging terminals which are movable in a service area and have different ID numbers;
A paging terminal for generating a paging signal for calling the paging terminal based on a paging request signal designating a D number, and a paging terminal distributed in a service area for receiving the paging signal from the paging terminal and receiving the paging terminal Private paging comprising a plurality of radio paging transceivers having transmission means for transmitting a radio signal to the paging terminal and reception means for receiving the paging request signal by radio signal from the paging terminal and transferring the signal to the paging terminal. In the system, when the paging terminal receives a paging request instruction by its paging switch, the paging terminal stores the corresponding pre-stored ID number of the other paging terminal and its own ID number as a callee ID number and a caller ID number, respectively. Call identification information set to a value indicating the request by the call switch operation Is generated and transmitted by radio wave. When a call signal is received by radio wave with its own ID number as a callee ID number, the contents are displayed and the value of the call identification information in the call signal is determined. And
If the request is made by a call switch operation, the caller ID number and the caller ID number in the call signal are automatically set as the callee ID number and the caller ID number, respectively, and the call identification is set to a value indicating the request by the automatic response. The paging terminal generates a paging request signal to which information is added and transmits the paging terminal by radio waves, and the radio paging transceiver adds location information indicating a preset location to a paging request signal from the paging terminal. And the paging terminal transmits the call destination ID number, caller ID number, call identification information, and the like in the call request signal from the radio paging transceiver.
And generating the call signal including all the location information.

Further, in the private paging system having the above-mentioned configuration, a radio paging transmitter and a radio paging transfer device each having the transmission means and the reception means alone are provided instead of the radio paging transceiver, Further, the number of the radio pagers can be made larger than the number of the radio page transmitters.

The radio paging terminal of the present invention is used in the private paging system, and includes a paging switch for specifying a paging of another paging terminal, and an ID for storing its own ID number and the ID number of the other paging terminal. Storage means, wireless transmission / reception means for transmitting / receiving a signal by radio wave, display means for displaying the contents of a call signal, and ID storage means for storing the ID number of the wireless call terminal designated by the call switch and its own ID number. A call request signal is created by adding the call destination ID number and the caller ID number as call destination ID numbers and call identification information indicating a request by a call switch operation, and the call request signal is transmitted through the wireless transmitting / receiving means. When the signal is received, the content is displayed on the display means, and the call identification information in the call signal is used to operate the call switch. When the request is issued, the caller ID number and the caller ID number in the call signal are automatically used as the callee ID number and the caller ID number, respectively, and call identification information indicating the request by the automatic response is added. Control means for generating a signal and transmitting the signal through the wireless transmission / reception means.

According to the private paging system of the present invention, when the radio paging terminal receives a call signal to its own ID number, it automatically sets the caller ID number and its own ID number to the callee ID number and the caller ID number, respectively. When the radio paging transceiver receives the call destination ID number and the caller ID number from the radio paging terminal, it transmits it to the paging terminal with its own location information.
The calling paging terminal can acquire the position information together with the incoming call from the called paging terminal.

[0010]

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

FIG. 1 is a system configuration diagram showing a first embodiment of the present invention. In FIG. 1, the private paging system of the present embodiment includes a paging terminal 21, a plurality of paging transceivers 22-1, 22-2, 22-3,..., 22-n connected to the paging terminal 21; A plurality of paging terminals 23-1, 23-2,..., 23-m that perform radio transmission and reception with the paging transceiver.
It is composed of

Each of the paging transceivers 22-1,..., 22-
n has the same internal configuration, and FIG. 2 shows its block configuration. Each paging transceiver is connected to paging terminal 2
Wired transmission / reception unit 2 that is connected to 1 by wire and transmits and receives signals
, 23-m, and a signal processing unit (CPU) 222 that performs signal processing on signals transmitted to and received from the paging terminal 21 and each of the paging terminals 23-1,..., 23-m, and a position information storage unit 223 that stores own position information. And the radio call terminal 23-
, 23-m, and a modem unit 224 that performs modulation and demodulation of signals transmitted and received to and from the wireless paging terminal 225 that transmits and receives radio signals to and from a radio paging terminal via the antenna 226. The signal processing unit 222 stores, in the call destination ID number, the caller ID number, and the call identification information (to be described in detail later) for the call received from the radio paging terminal, its own location information acquired from the location information storage unit 223. To the paging terminal 21 through the wired transmission / reception unit 221 with the addition of the own location information acquired from the wired transmission / reception unit 223.

Each of the radio paging terminals 23-1,..., 23
The internal configuration of -m is the same, and FIG. 3 shows a block configuration thereof. Each paging terminal processes a variety of signals and controls each unit in the apparatus. A signal processing section (CPU) 231 and a modulation / demodulation section 232 that modulates / demodulates signals transmitted / received to / from the paging transceivers 22-1,..., 22-n. And a radio transmitting / receiving unit 234 for transmitting / receiving a radio signal to / from a radio paging transceiver via the antenna 235, and an incoming call display unit 236 comprising a display such as an LCD for displaying that there is a call to itself.
And a message display unit 237 including a display such as an LCD for displaying a caller ID number and position information of the received message.
And a self-ID storage unit 238 for storing its own ID number.
, A call destination ID storage unit 239 for storing a plurality of call destination ID numbers, and a call destination ID
It has a pair of a call switch A 241 and a call switch B 242 for selecting a call destination ID number in the storage unit 239.

FIG. 4 shows a process from when a call is made from a radio paging terminal (for example, radio paging terminal 23-1) to when the location information of the radio paging terminal to be called (for example, radio paging terminal 23-2) is obtained. Is shown. Hereinafter, the operation of the present example will be described with reference to FIGS.

Call switch A2 of radio call terminal 23-1
When 41 is pressed, a call to the wireless calling terminal 23-2 is started by the ID number of the wireless calling terminal 23-2 stored in advance. That is, the call switch A
By pressing 241, the wireless calling terminal 23-1
It recognizes the call request of the other party by the carrier, and sets the ID number (for example, # 2) and the own ID number (for example, # 1) of the corresponding wireless calling terminal 23-2 as the call destination ID number and the caller, respectively. A call request signal is created as an ID number and transmitted by radio waves. In addition to the call destination ID number and the caller ID number, the call request signals include their own call switches A and B.
Information (hereinafter, call identification information) for distinguishing between a call by pressing and a call for a response automatically transmitted when a call is received from the other party (when a call signal is received) is also included.
For example, if the call identification information = 0, the call is made by pressing the call switches A and B, and if the call identification information = 1, the call is made for the response.

A call request signal (call destination ID number (# 2), caller ID number (# 1) and call identification information (= 0)) from the radio call terminal 23-1 is transmitted to the nearest radio call transceiver (for example, , Wireless paging transceiver 22-1), and position information (for example,
P1) is added and transferred to the paging terminal 21. The paging terminal 21 generates a call signal in which a caller ID number, call identification information and location information are added as a message to the call destination ID number, and all paging transceivers 22-1, 22-2, 22-3, ..., 22-
n. Each radio call transceiver 22-1, 22
, 22-n are paging terminals 2
1 are simultaneously transmitted by radio waves.

The paging terminal 23-2 is a paging signal for itself based on the call destination ID number (# 2) in the paging signal received from the nearest paging transceiver (for example, the paging transceiver 22-3). Recognize. Further, if the call identification information (= 0) included in the message is confirmed and the call is made by pressing the call switches A and B, the ID number of the caller is automatically added to the caller ID number. A call request signal in which call identification information (= 1) indicating that the call is automatically transmitted as a response to the call to the user is created and transmitted by radio waves. That is, the caller ID number in the received call signal is
D number (# 1), and its own ID number is a caller ID number (# 2). At this time, the fact that there is an incoming call is displayed on the incoming call display unit 236, and the caller ID number and the position information are displayed on the message display unit 237, so that the call from the wireless calling terminal 23-1 (the carrier) can be made. It is possible to know that a request (position search request) has been made and the position (reception area of the radio paging transceiver 22-1).

A call request signal from the radio calling terminal 23-2 (call destination ID number, caller ID number, and call identification information)
Is received by the nearest paging transceiver 22-3, and is transferred to the paging terminal 21 with location information (P3) corresponding to the paging transceiver 22-3 added. The paging terminal 21 generates a call signal in which a caller ID number, call identification information, and position information are added as a message to the call destination ID number, and all the paging transceivers 22
-1, 22-2, 22-3, ..., 22-n.
Each radio paging transceiver 22-1, 22-2, 22-3,
.., 22-n simultaneously transmit the calling signal received from the paging terminal 21 by radio waves.

The radio call terminal 23-1 is a call destination ID in a call signal received from the nearest radio call transceiver 22-1.
The message is received by recognizing that the call signal is for itself by the number (# 1), and the caller ID number and the position information included in the message are displayed on the message display unit 23.
7 is displayed. As a result, it is possible to know the position where the radio paging terminal 23-2 (the carrier) exists (the reception area of the radio paging transceiver 22-3). Also, since the call identification information at this time indicates that the call is for an automatically transmitted response (= 1), the call for the response to the call source (wireless call terminal 23-2) is Not performed.

Next, a second embodiment of the present invention will be described.
This will be described with reference to FIG. In FIG. 5, the private paging system of the present example includes a paging terminal 41, a plurality of paging transmitters 42-1,..., 42-x connected to the paging terminal 41, and a plurality of paging transmitters 43-1,. , 43-y, and a plurality of paging terminals 23 similar to those in the first embodiment, which perform radio transmission and reception between these paging transmitters and paging transmitters. -1,..., 23-m.

In the second embodiment, the transmission function of the radio paging transceiver of the first embodiment is changed to the radio paging transmitter 42.
,..., 43-x are provided with a function of adding the position information to the received and received signals and transferring the received signals to the paging terminal, to the paging terminals 43-1,. Become. The purpose of this function division is to make the receiving area of the paging transmitter from the paging terminal independent of the transmission area of the paging transmitter to the paging terminal.
Reducing the reception area can reduce the transmission power from the radio paging terminal and provide more detailed location information.

[0022]

According to the private paging system of the present invention, the paging terminal on the called side automatically calls when the paging terminal on the called side receives a paging signal to its own ID number based on a paging request from the paging terminal on the calling side. The original ID number and the own ID number are transmitted by radio waves as the callee ID number and the caller ID number, respectively, and the callee ID number and the caller ID number received from the wireless call terminal by the radio call transceiver or the radio call transfer device. To the paging terminal, and transmits it to the paging terminal via a radio paging transceiver or a radio paging transmitter to transmit the radio wave to the calling paging terminal. It is possible to acquire the location information of the area where the paging terminal is located. This makes it possible for carriers of the radio paging terminals located in the same premises but separated from each other to easily know each other's position, which is particularly effective when searching for a companion in a department store or an amusement park. is there. In addition, the called side paging terminal does not need to constantly transmit radio waves for notifying its own location information,
When the calling party wants to acquire the location information of the called party, it is only necessary to transmit the radio wave when receiving the calling signal transmitted, so that the power consumption can be reduced.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram showing a first embodiment of the present invention.

FIG. 2 is a block diagram of the radio paging transceiver shown in FIG. 1;

FIG. 3 is a block diagram of the radio paging terminal shown in FIG. 1;

FIG. 4 is an operation sequence diagram of the private paging system shown in FIG. 1;

FIG. 5 is a system configuration diagram showing a second embodiment of the present invention.

FIG. 6 is a block diagram showing a conventional technique.

[Explanation of symbols]

21, 41 Paging terminal 22-1, 22-2, ..., 22-n Radio paging transceiver 23-1, 23-2, ..., 23-m Radio paging terminal 42-1, ..., 42-x Radio paging transmission 43-1,..., 43-y wireless call transfer device 222, 231 signal processing unit (CPU) 223 location information storage unit 236 incoming call display unit 237 message display unit 238 self-ID storage unit 239 call destination ID storage unit 241 call switch A 242 Call switch B

──────────────────────────────────────────────────の Continued on front page (51) Int.Cl. ⁶ Identification code FI H04Q 7/34

Claims (3)

[Claims] A plurality of radio paging terminals provided with different ID numbers that are movable in a service area and a paging signal for paging the radio paging terminal based on a paging request signal designating the ID number. A paging terminal to be generated, transmission means distributed in a service area, receiving the call signal from the paging terminal, and transmitting the signal as a radio signal to the radio paging terminal, and the paging by the radio signal from the radio paging terminal. In a private paging system constituted by a plurality of paging transceivers having a receiving means for receiving a request signal and transferring the request signal to the paging terminal, when the paging terminal receives a paging request instruction by its paging switch, ID number of the other paging terminal and its own ID number stored in advance Are generated as call destination ID numbers and caller ID numbers, and call request signals are added with call identification information set to a value indicating a request by a call switch operation, transmitted by radio waves, and their own ID numbers are referred to as call destination ID numbers. When a call signal by a radio signal is received, the contents are displayed, the value of the call identification information in the call signal is determined, and when the request is made by operating a call switch, the caller ID number in the call signal and A call request signal is generated by adding its own ID number as a callee ID number and a caller ID number and call identification information set to a value indicating a request by an automatic response, and the call request signal is transmitted by radio waves. A call request signal from the radio paging terminal is added to location information indicating a preset location thereof and transferred to the paging terminal The paging terminal generates the call signal including all of a call destination ID number, a caller ID number, call identification information, and location information in a call request signal from the radio call transceiver. Premises paging system. 2. The private paging system according to claim 1, further comprising: a radio paging transmitter and a radio paging transfer device each independently including the transmission unit and the reception unit, instead of the radio paging transceiver. A private paging system, wherein the number of the radio pagers is greater than the number of the radio pagers. 3. A paging terminal used in a private paging system according to claim 1, wherein a paging switch for designating paging of another paging terminal, a self-ID number and an ID number of another paging terminal. ID storage means for storing a call signal, a radio transmission / reception means for transmitting / receiving a signal by radio waves, a display means for displaying the contents of a call signal, and an ID of a radio call terminal designated by the call switch
A call request signal is created by reading the number and its own ID number from the ID storage means and adding call identification information indicating a request by a call switch operation as a call destination ID number and a caller ID number, respectively, and transmitting the call request signal through the wireless transmitting / receiving means. When a call signal addressed to itself is received through the wireless transmission / reception means, the content is displayed on the display means, and when the call identification information in the call signal indicates a request by a call switch operation, the call signal is automatically displayed. The caller ID number and the own ID number are respectively called the callee ID number and the caller I
Control means for creating a call request signal by adding call identification information indicating a request by an automatic response as a D number, and transmitting the signal through the wireless transmission / reception means.