JPH05145467A - Pocket bell control system - Google Patents

Abstract

PURPOSE:To attain the reply by the same operation by allowing a pocket bell master set of all private branch exchanges to send a call radio wave to a pocket bell from an extension terminal equipment of an optional private branch exchange. CONSTITUTION:An extension terminal equipment 105a of an optional private branch exchange 100a lets pocket bell master sets 107a, 107b of all private branch exchanges 100a, 100b to send a calling radio wave to pocket bells. That is, the pocket bell master sets 107a, 107b are connected respectively to plural private branch exchanges 100a, 100b interconnected by a private line 110 to form a private branch exchange network and a pocket bell is called from extension terminal equipments 105a, 105b accommodated in the private branch exchanges 100a, 100b. Thus, all the pocket bell master sets 107a, 107b in the network are started from any of the extension terminal equipments 105a, 105b in the private branch exchange network by the same dialing method and any of the extension terminal equipments 105a, 105b in the network is replied by the same operation.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pager network in which a plurality of private branch exchanges each housing an extension terminal are connected to each other through a private line, and a pager which performs a pager call operation from the extension terminal. It relates to a control method.

[0002]

2. Description of the Related Art In a conventional pager control system, an extension terminal connected to a private branch telephone exchange is operated via a pager main unit accommodated in the private branch exchange.
I was calling a pager. Therefore, if the pager holder is in the wireless zone formed by the pager main unit of the private branch exchange, the extension terminal can call the pager.

[0003]

However, in the conventional pager control system, in a system in which a plurality of private branch telephone exchanges are connected to each other by a dedicated line, an extension terminal of a private branch exchange is connected to different private branch exchanges. It was inconvenient to call a pager owner whose destination is unknown because the pager accommodated in the main pager device could not be called.

The present invention solves the above-mentioned conventional problems. It is possible to call from any pager main unit of any private branch exchange with the same call from any extension terminal in the private branch exchange network. It is an object of the present invention to provide a pager control system capable of responding with the same operation from any extension terminal in a private branch exchange network.

[0005]

In order to achieve the above object, the present invention is connected to a plurality of private branch telephone exchanges which are connected to each other through a private line to form a private branch telephone exchange network, and to each of the private branch telephone exchanges. An extension terminal and a pager main device, and a pager accommodated in at least one of the pager main devices, and the extension terminal of any one private branch exchange to the pager mains of all private branch exchanges. It is configured to allow the device to emit radio waves for pagers.

[0006]

When a pager calling operation is performed by the extension terminal according to the present invention, all pager main devices are activated simultaneously or in a predetermined order by one operation, and at the time of response, any one of them is activated. An extension terminal connected to the private branch exchange can answer the call with the same operation.

[0007]

Embodiments of the pager control system of the present invention will be described below with reference to the drawings. FIG. 1 shows the structure of a private branch exchange network (hereinafter referred to as a network) in the embodiment.

In FIG. 1, 100a and 100b are private telephone exchanges, and 101a and 101b are provided in the private telephone exchanges 100a and 100b, and a central processing unit (hereinafter referred to as a CPU) for controlling the entire private telephone exchanges 100a and 100b. , 102a, 102b are provided in the private branch exchanges 100a, 100b, storage devices for storing various programs such as a switching operation control program, station data, various tables, and 103a, 103b are provided in the private branch exchanges 100a, 100b. CPU 101
a, 101b and storage devices 102a, 102b, respectively.

Reference numerals 104a and 104b are dedicated line trunks for connecting the above-mentioned communication path switches 103a and 103b. 105a and 105b are private branch exchanges 100a and 1
It is an extension terminal subscribed in 00b, and 1
Line circuits 06a and 106b are connected to the extension terminals 105a and 105b and the communication path switches 103a and 103b, respectively.

107a and 107b are private branch exchanges 10.
0a and 100b are pager main devices, respectively, and 108a and 108b are pager main devices 107a and 107b and call path switches 103a and 103, respectively.
It is a pager interface trunk connected to each of b. 109 is a pager main device 107a,
This is a pager slave unit that receives radio waves from 107b. 110 is two private branch exchanges 100a and 100b.
A dedicated line to connect to and used to make and answer pagers.

Next, the operation of the above configuration will be described.
2 to 4 are state transition diagrams of outgoing connections in the present invention. In these FIGS. 2 to 4, the same parts as those in FIG. 1 are designated by the same reference numerals, but the private telephone shown in FIG. The exchanges 100a and 100b are shown schematically.

2 (a) and 2 (b), when the extension pager 105a housed in the private branch exchange 100a calls the pager of the pager slave unit number (ZZ), the private branch exchange 100a, Pager main devices 107a, 107 connected to 100b via pager interface trunks 108a, 108b
It is a transmission connection diagram at the time of calling simultaneously from b.

First, as shown in FIG. 2A, an extension terminal 105a housed in a private branch exchange 100a.
However, when the pager calling special number (AA) and the calling pager slave unit number (ZZ) are continuously dialed, the private branch exchange 100a recognizes that the pager calling request is received from the received special number (AA), The dialed number (AA + ZZ) is transferred to the private branch exchange 10 via the private line trunk 104a and the private line 110 connecting the trunk.
Send to 0b.

Next, as shown in FIG. 2 (b), after the private branch exchanges 100a and 100b recognize the pager call, the pager interface trunk 108a,
The handset device number (ZZ) is sent to the pager main devices 107a and 107b via 108b, and the pager main devices 107a and 107b send a calling radio wave to the pager handset device 109 having the handset device number (ZZ). ..

The private branch exchange 100a sends a ringing tone (RBT) 201 to the calling extension terminal 105a in parallel with the above operation, and the extension number (ZZ) to the calling terminal 105a. Notify that you have called a pager handset.

In FIG. 3, when the extension terminal 105a accommodated in the private branch exchange 100a calls a pager slave having a cordless handset number (ZZ), the private branch telephone exchange 100a first calls the pager interface trunk 1
Pager main device 10 connected via 08a
7a emits a calling radio wave, and then a private branch exchange 1
Pager interface trunk 108 at 00b
pager main device 107b connected via b
It is a transmission connection diagram when a calling radio wave is transmitted from.

First, as shown in FIG. 3 (a), the extension terminal 105a accommodated in the private branch exchange 100a dials the pager page special number (AA) and the pager pager phone number (ZZ) successively. Then, the private branch exchange 100a recognizes that the pager call request has been received from the received special number (AA), and the private branch exchange 100b.
The dialed number (AA + ZZ) is transmitted to the private branch exchange 100b via the private line trunks 104a and 104b and the private line 110.

Next, as shown in FIG. 3B, the private branch exchange 100a sends the slave unit number (ZZ) to the pager main unit 107a via the pager interface trunk 108a, and the pager main unit 107a. 107a
Transmits a calling radio wave to the pager slave unit 109 having the slave unit number (ZZ).

Next, as shown in FIG. 3C, the private branch exchange 100b sends the slave unit number (ZZ) to the pager main unit 107b via the pager interface trunk 108b, and the pager main unit 107b. Transmits a calling radio wave to the pager slave unit 109 having the slave unit number (ZZ).

In addition, in parallel with the above operation, the private branch exchange 100a sends a ringing tone 201 to the extension terminal 105a that has called, and gives the caller a pager slave with the slave number (ZZ). Notify that you have called.

In FIG. 4, when the extension terminal 105a housed in the private branch exchange 100a calls the pager of the cordless handset number (ZZ), the private branch exchange 100b first calls the pager interface trunk 10.
Pager main device 107 connected via 8b
The calling radio wave is transmitted from b, then the private branch exchange 10
0a to pager interface trunk 108a
FIG. 6 is a transmission connection diagram in the case where a calling radio wave is transmitted from the pager main device 107a that is connected via.

First, as shown in FIG. 4A, the extension terminal 105a accommodated in the private branch exchange 100a dials the pager calling special number (AA) and the pager pager handset number (ZZ) successively. Then, the private branch exchange 100a recognizes that the pager call request has been received from the received special number (AA), and the private branch exchange 100b.
The dialed number (AA + ZZ) is transmitted to the private branch exchange 100b via the private line trunks 104a and 104b and the private line 110.

Next, as shown in FIG. 4B, the private branch exchange 100b sends the slave unit number (ZZ) to the pager main unit 107b through the pager interface trunk 108b, and the pager main unit 107b. 107b
Transmits a calling radio wave to the pager slave unit 109 having the slave unit number (ZZ).

Next, as shown in FIG. 4C, the private branch exchange 100a sends the slave unit number (ZZ) to the pager main unit 107a via the pager interface trunk 108a, and the pager main unit 107a. Transmits a calling radio wave to the pager slave unit 109 having the slave unit number (ZZ).

In addition, in parallel with the above operation, the private branch exchange 100a sends a ringing tone 201 to the extension terminal 105a that has called, and gives the caller a pager slave with a slave number (ZZ). Notify that you have called.

Here, the difference between these transmission methods will be described. The method shown in FIG.
This is a method of simultaneously transmitting radio waves from 7a and 107b, but in the case of this method, the problem of radio wave interference may be concerned. To avoid such problems,
As shown in FIG. 4, while the pager main devices of a plurality of private branch exchanges do not simultaneously emit ringing radio waves and the pager main device of one private branch exchange transmits radio waves, the pager main device of the other private branch exchange The method is to use no radio waves from the device.

In the transmission method shown in FIGS. 2 to 4,
After listening to the ringback tone, it is possible to hang up the handset (on-hook) and wait for a response from the pager holder.

FIG. 5 shows the private branch exchanges 100a and 1a.
00b shows an example of a control data structure used in the storage devices 102a and 102b for managing pager transmission at each station.

In FIG. 5, reference numeral 300 denotes an entire data structure for managing pager transmissions of the private branch exchanges 100a and 100b. This pager transmission management data is made up of n blocks, with one block 301 being the caller terminal number (ZZ), the information of the caller of the extension terminal 105a that made the pager call, and the control information associated therewith. There is.

Reference numeral 302 denotes a pager call information (AA) from the private branch exchange 100a when the extension terminal 105a housed in the private branch exchange 100a calls the pager.
The data content when (+ ZZ) is received is shown.

The control information includes the pager handset number of the called pager and the caller information of the pager called. The accompanying information is, when the dial information is transmitted from the private branch exchange 100a to the private branch exchange 100b. The information of the private line 110 to be captured is managed on the transmitting station side.

In both stations, there is a transmission timer for timing the transmission of a calling radio wave when the pager slave unit 109 is called by the pager main devices 107a and 107b.

Next, the originating process on the originating station side will be described with reference to the programming flowchart of the originating process of FIG. First, in step S1, when the extension terminal 105a dials (calling special number + cordless handset number), the CPU 10
When 1a analyzes the number and recognizes that it is a pager call, the process proceeds to step S2. Here, it is identified whether or not the leased line trunk 104a for transmitting dial information to the private branch exchange 100b can be captured.

If the leased line trunk 104a can be captured, the process proceeds to step S4. Here, the control information is written in the pager transmission management data 300, and is the information dialed to the partner station (transmission special number + cordless handset number).
Extension terminal 10 which sent
A ringing tone is sent to 5a to notify that pager calling is possible, and the process proceeds to step S5.

If the leased line cannot be captured in step S2, the process proceeds to step S3, a busy tone is sent to the extension terminal 105a which has called the pager, and the pager cannot be called. Will be notified.

In step S5, since the slave unit number (ZZ) is sent to the pager main unit 107a, the transmission timer in the control information 302 is monitored, and the process proceeds to step S6.

In this step S6, when it is identified that the call origination timer has expired, the process proceeds to step S7, and the private branch exchange 100a transmits the handset number to the pager main unit 107a. When the pager main apparatus 107a receives the cordless handset number, it transmits a calling radio wave to the corresponding pager cordless handset 109. If the transmission timer has not expired in step S6, the process returns to step S5 to continue monitoring.

Next, the calling process on the called station side will be described with reference to the calling process programming flowchart shown in FIG. When the leased line is received and the dial is received, the CPU 101b analyzes the number in step S11,
Recognizing that the pager call is the called station processing, the process proceeds to step S12. In step S12, the control information is written in the pager management data 300, and the process proceeds to step S13.

In step S13, since the handset device number (ZZ) is sent to the pager main device 107b, the call origination timer in the control information 302 is monitored.
Proceed to 14. If it is determined in step S14 that the call origination timer has expired, in step S17 the private branch exchange 10
The slave unit number is transmitted from 0b to the pager main device 107b. When the pager main device 107b receives the cordless handset number, it sends a calling radio wave to the corresponding pager cordless handset 109.

If the transmission timer has not expired in step S14, the process returns to step S13 to continue monitoring.

Next, FIG. 8 shows a private branch exchange 1 which accommodates an extension terminal 105a which has paged.
It is a response connection diagram when a response is made from another extension terminal 115a in 00a. First, as shown in FIG. 8A, a person who receives a pager call calls the private branch exchange 100a.
From the extension terminal 115a accommodated in, the pager response special number (BB) and the pager slave unit number (ZZ) are dialed successively. At this time, the extension terminal 105a that has called the pager listens to the ringing tone 201 through the line circuit 106a and waits for a response.

Next, as shown in FIG. 8B, the extension terminal 115a that retrieves the control information 301 based on the dial information and responds to it, and the extension terminal 105a that made the pager call are lined. Connection is made via the circuits 106a and 116a. After that, the private branch exchange 100a releases the leased line trunks 104a and 104b and the leased line 110 which were acquired to connect with the private branch exchange 100b, and the control information 3 in the pager transmission management data 300 is released.
02 is deleted (cleared). Private branch exchange 100b
Is the leased line trunks 104a and 104b and the leased line 1
In response to the release of 10, the corresponding control information 302 in the pager transmission management data 300 is deleted (cleared).

Next, the response processing of the response connection diagram shown in FIG. 8 will be described with reference to the response processing programming flow charts shown in FIGS. 9 (a) and 9 (b).

First, the processing of the transmitting station in FIG. 9A will be described. When another extension terminal 115a in the private branch exchange 100a accommodating the extension terminal 105a that has called the pager dials (answer special number + handset number) in step S21, the CPU 101a analyzes the number. , If the pager response is recognized, the process proceeds to step S22. In step S22, the control information 3 of the pager management data is based on the received handset number.
When a block matching the slave unit number in 02 is found, the process proceeds to step S24. In this step S24,
Based on the control information 302, the caller to be connected and the leased line trunk to be released are determined and processed, and the control information of the matched block is deleted (cleared).

If there is no matching block in step S22, the process proceeds to step S23, and as a response-disabled process, a busy tone or the like is sent to the extension terminal device 115a that responded, and a notification that no response is possible is given. To do.

Next, the processing of the called station of FIG. 9B will be described. At the called station, when there is a response from the called station, the leased line trunks 104a and 104b and the leased line 110 are released, so that disconnection of the leased line is detected in step S25, and the process proceeds to step S26. In this step S26, the control information 302 of the pager transmission management data is searched based on the information of the leased line for which the disconnection has been detected, the matching block 301 is searched, and the control information is deleted (cleared).

Next, FIG. 10 shows a case where a response is made from an extension terminal 105b accommodated in a private branch exchange 100b different from the private branch exchange 100a which houses the extension terminal 105a which has paged. It is a response connection diagram.

In FIG. 10 (a), a person who receives a pager call assigns a pager response special number (BB) and a pager slave unit number (ZZ) from the extension terminal 105b accommodated in the private branch exchange 100b. It is a connection diagram when dialing continuously. At this time, the extension terminal 105a that has called the pager listens to the ringing tone 201 and waits for a response.

As shown in FIG. 10 (b), the private branch exchange 100 in which the extension terminal 105b responding is accommodated.
Extension terminal 105 that called the pager from b
A response signal is sent to the private branch exchange 100a accommodating a to notify the private branch exchange 100a of the response.

FIG. 11A shows a private branch exchange 100a.
When the extension terminal 105a accommodated in the line is connectable, the line circuit 106a and the leased line trunks 104a, 1
FIG. 4 is a diagram in which a call path with 04b is connected and a connection confirmation signal is sent to the private branch exchange 100b. At this time, the control information 302 in the pager transmission management data 300 is deleted (cleared).

FIG. 11B shows a private branch exchange 100b.
When the connection confirmation signal is received, the leased line trunk 104b
And the line circuit 106b are connected to each other, and the pager originating extension terminal 105a and the pager answering extension terminal 105b are completely connected. At this time, when the private branch exchange 100b receives the connection confirmation signal, it deletes (clears) the control information 302 in the pager transmission management data 300.

Next, the response process shown in FIG. 12 will be described. In step S31, the private branch exchange 100
When dialing (response special number + handset number) from the extension terminal 105b accommodated in b, the CPU 101b analyzes the number and recognizes that it is a pager response,
The process proceeds to step S32.

In step S32, a block matching the slave number in the control information 302 of the pager transmission management data is searched for based on the received slave number. When a matching block is found, the process proceeds to step S33.

If there is no matching block, the process proceeds to step S34, and as a response-disabled process, a busy tone or the like is transmitted to the responding extension terminal 105b to notify that it cannot respond.

In step S33, the private line trunks 104a, 10a are connected to the private branch exchange 100a which accommodates the extension terminal 105a which has paged.
A response signal is transmitted via 4b and the dedicated line 110, and the process proceeds to step S35.

In step S35, the timer for waiting for the connection confirmation signal transmitted from the private branch exchange 100a in which the pager extension terminal 105a is accommodated is monitored, and the process proceeds to step S36. If not, the process proceeds to step S37. Step S
If the connection confirmation signal is received at 37, step S
In step S32, the control information of the matched block is deleted, and the dedicated line trunk 104a and the line circuit 106a are connected.

If the connection confirmation signal is not received in step S37, the process returns to step S35 to continue the timer monitoring.

If the timer has expired in step S36, the process proceeds to step S39 to perform the connection disabling process. Here, busy tone or the like is transmitted to the response extension terminal 105b to notify that the connection is impossible. The dedicated line trunks 104a and 104b and the state in which the response signal can be sent (the state in FIG. 10A) are transited to enable the response processing again.

The processing means of the transmitting station will be described with reference to FIG. The private branch exchange 100a in which the extension terminal 105a that has paged is accommodated is
When the response from the leased line is detected at 41, the process proceeds to step S42. Here, the state at the time of detecting the response of the extension terminal device 105a that has performed the pager calling process, the connection condition between the line circuit 106a and the private line 104a, and the like are determined. If connection is possible, the process proceeds to step 43.

In step S43, the private branch exchange 100b in which the answer extension terminal 105b is accommodated
Private line trunks 104a, 104b and private line 110
A connection confirmation signal is transmitted via the, and the control information 302 in the pager transmission management data 300 is deleted (cleared).
To do. Then, the line circuit 106a in the private branch exchange 100a and the call path of the private line trunk 104a are connected.

If the connection is impossible at step S42, the process proceeds to step S44 to perform the connection impossible process. here,
No particular processing is performed in the private branch exchange 100a, and the state is changed to the response monitoring state (state in FIG. 10A) again so that the response can be detected again.

As described above, according to the above-described embodiment, all the pager main devices connected to the private branch exchange network can be activated by one operation of the extension terminal, and all private branch exchanges can be activated. It is possible to achieve the purpose of responding with the same operation from the housed extension terminal.

In the above embodiment, the case where two private branch exchanges are connected by a dedicated line has been described, but it is also possible to realize a plurality of private branch exchanges of three or more. further,
In this embodiment, the explanation was given that the handset was lifted and the ringing tone was heard while waiting for a response. However, since the information regarding the pager caller is stored in the storage device, the ringing tone is heard once and the pocket is heard. When the call of the Bell cordless handset number (ZZ) is confirmed, it is possible to hang up the handset and wait for a response. When there is a response, the caller is called based on the caller information in the control information 302, and the connection processing is performed.

[0064]

As is apparent from the embodiments of the present invention, a pager main unit is connected to each of a plurality of private branch exchanges which are connected to each other through a private line to form a private branch exchange network. By calling the pager from the extension terminal that is housed in, all of the pager main units are activated and all the private branch terminals respond with the same operation. The effect is that any extension terminal can activate all pager main devices in the network by the same calling method, and can respond with the same operation from any extension terminal in the network.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a network of an embodiment of a pager control system of the present invention.

FIG. 2A is a connection diagram when an extension terminal of one of the private branch exchanges sends a pager call request to the other private branch exchange in the same embodiment. (B) is a connection diagram in which each private branch exchange in the above embodiment transmits a calling radio wave from the pager main unit to the pager slave after recognition of a pager call request.

FIG. 3A is a connection diagram at the time of transmitting a pager call request by an extension terminal of one private branch exchange to the other private branch exchange side in the embodiment. (B)
FIG. 4 is a connection diagram when transmitting a calling radio wave from the pager main device of one of the private branch exchanges in the above embodiment to the pager slave unit. (C) is a connection diagram when transmitting a calling radio wave from the pager main unit of the other private branch exchange in the above embodiment to the pager slave unit.

FIG. 4 (a) is a connection diagram for transmitting a pager call request by an extension terminal accommodated in one private branch exchange to the other private branch exchange in the embodiment. (B) is a connection diagram when transmitting a calling radio wave from the pager main device of the other private branch exchange in the above embodiment to the pager slave unit. (C) is a connection diagram when transmitting a calling radio wave from the pager main unit of one of the private branch exchanges to the pager slave unit in the embodiment.

FIG. 5 is an explanatory diagram of a configuration of control data used in a storage device for managing pager transmission at a station of each private branch exchange according to the embodiment.

FIG. 6 is a flowchart of a calling process on the calling station side of a pager two-way call in the embodiment.

FIG. 7 is a flowchart of the processing on the called station side concerning the calling processing of the pager both station call in the embodiment.

FIG. 8 (a) is a connection diagram when a response is made from an extension terminal accommodated in the same private branch exchange according to the embodiment. (B) is a connection diagram of extension terminals of the same private branch exchange in the above embodiment.

FIG. 9A is a flowchart of a response process of a calling station when a response is made from the side of the pager calling station from the same private branch exchange according to the embodiment. FIG. 9B is a flowchart of the response processing of the calling station when the calling station side of the pager responds from within the same private branch exchange according to the embodiment.

FIG. 10A is a connection diagram when a response is made from an extension terminal accommodated in the other private branch exchange according to the embodiment. (B) is a connection diagram in the case where a response signal to a pager call is sent from the other private branch exchange to the one private branch exchange in the embodiment.

FIG. 11 (a) is a response signal from the private branch exchange which accommodates the extension terminal which made a pager call in the above-mentioned embodiment, which acknowledges that the extension terminal has made a predetermined connection. FIG. 6 is a connection diagram when a connection confirmation signal is transmitted to the private branch exchange. (B) is a connection diagram when the answering private branch exchange in the above embodiment receives the connection confirmation signal and the pager originating extension terminal and the pager answering extension terminal have completed the connection.

FIG. 12 is a flowchart of a process in which a pager response destination station responds to a source station in the embodiment.

FIG. 13 is a flowchart showing a process of determining the connection state of the pager caller to the responder side in the above embodiment.

[Explanation of symbols]

100a, 100b Private telephone exchange 101a, 101b CPU (central processing unit) 102a, 102b Storage device 103a, 103b Speech path switch 104a, 104b Private line trunk 105a, 105b Extension terminal 115a Extension terminal 106a, 106b Line circuit 107a, 107b Pager main unit 108a, 108b Pager interface trunk 109 Pager cordless handset 110 Private line

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroki Yabe 94 No. 94, Senba, Koriyama City, Fukushima Prefecture

Claims (1)

[Claims] 1. A plurality of private branch exchanges connected to each other through a private line to form a private branch exchange network, extension terminals and a pager main unit connected to each of the private branch exchanges, and the pocket. A pager accommodated in at least one of the bell main units, and a radio wave for calling from the extension terminal of any one of the private branch exchanges to the pager main units of all the private branch exchanges to the pager A pager control system that allows you to make calls.