JP2874503B2 - In-system broadcast method of user / user information - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

User present invention relates are defined in ISDN to international standardization is performed by the communication area --user information (UUI information: User-User Information) and more particularly UUI in ISDN compatible switching systems The present invention relates to a UUI information broadcasting method for broadcasting information in a system.

[0002]

2. Description of the Related Art In the internationally standardized ISDN communication protocol, when broadcasting UUI information on a single ISDN line, the provision of a broadcast mode in the layer 2 is applied.

[0005] The broadcast mode will be described with reference to FIG.

[0004] ISD into a single ISDN line 7 to be connected to the ISDN line circuit 6 of the exchange system 4 at the maximum 8 dimer
When N corresponding terminals are connected, when the message ray A 2 that includes a call control message is input to the ISDN line 7 via one of the ISDN line circuit 6, connected on the same ISDN line 7 The ISDN terminal 15 is reached. Service access of Leia 2 message over the Di
Point identifier SAPI (Service Acces s Point Ident
Identifier) is 0 and the endpoint identifier TEI (Terminal Endpoint
If the Identifier) is set to 127 ISD
Up to eight ISDN-compatible terminals 15 on N lines
There can recognize and Dearuko broadcast mode, receives a call control message. At this time, the U if the UUI information accompanying Oite call <br/> control message to Leia 3
UI information can also be received by the ISDN supported terminal 15 of all the hands on the ISDN line 7.

On the other hand, UU to multiple ISD N corresponding end-terminal for connecting the UUI information in the system to a plurality of ISDN lines
How to send UUI information in order from the ISDN supported terminal information sources to transmit I information to each ISDN times line corresponding has been employed.

[0006]

SUMMARY OF THE INVENTION Such a conventional UU
In the I information transmission method, U lines are sent to a plurality of ISDN lines one by one.
Since the UI information is transmitted, firstly, the time required for transmitting the UUI information increases according to the number of transmission destinations.
Load on the control unit of the communication system through which information passes,
Third, there is a problem that the processing time for transmitting the UUI information in the source ISDN- compatible terminal is long . Solves the present invention such problems, conventionally, the application of UUI information 1: were limited to the first information is a communication application, command systems and building automation instrumentation <br/>置内etc. bus 1: has an object to provide a system broadcast service scheme UUI information applicable to N information communication applications that require.

[0007]

System broadcast scheme UUI information of the present invention In order to achieve the above object, according, UUI information fee Le of UUI information
A broadcast identifier is provided in the de, determine the broadcast identifier in the ISDN line circuit or providing a means and UUI information broadcast means for discriminating broadcast identifier to the controller of the switching system means and UUI information broadcast Provide means or exchange system
It provided the controller and means for determining a broadcast identifier to the ISDN line circuit and UUI information broadcast unit, ISDN supported terminal comprises a receiving function of the UUI information.

[0008]

Next, an embodiment of the present invention will be described with reference to the drawings. Figure 2 is a diagram showing the format of the D channel Leia 3 messages used in the call control message.

[0009] In ISDN definitions, user-to-user signal exchanging relatively have short messages between users communicating in association with the circuit-switched call (User-User Signaling)
Is defined as one supplementary service , and this message is defined as UUI information. Moreover, if the U UI information <br/> is transmitted and received, the state where the UUI information is accompanied, four service phases are defined. Service 1 is a call control message (SET UP, DISC, etc.)
It is incidental to full Phase attached to. Service 2 is a full Phase of transferred as user information messages separate during call setup. Service 3 is a phase of transferring a user information message to separate after the beginning of communication between users. The service 4 call control messages and communication in
A phase of transferring a user information message separate when not situation. The UUI information is transferred using a logical link for transferring a call control signal on the D channel.
In the following description, the service 1 will be described for simplicity.

[0010] In service 1 as shown in FIG. 2 call control menu
The configuration is such that UUI information 1 is added to the message of layer 3 used as a message. In the present invention
It is provided with a broadcast identifier 2 in the user information area of the UUI information 1. If such systems broadcast identifier 2 to provide a bit indicating whether the broadcast or if the specific position indicated by the code
Various forms there Ri Ru obtained by the features of the beam. Figure 1 is a system in the same user-user information in the first embodiment of the present invention
It is a block diagram which shows the structure of a report system .

The switching system 4 is controlled by a controller 5. Connected to the ISDN line circuit 6 is time division switch 3 transmits and receives a B channel signal. Also, ISD
N line circuits 6 are connected by a connecting lead 8 and controller 5 transmits and receives D channel signal. Incidentally, D-channel signal between the ISDN line circuit 6 and the controller 5 is also configured you through division switch 3 time, in this description it is assumed to use the connection leads 8. On the other hand, multiple ISDN
Line 7 is accommodated in the I SDN line circuit 6, one of the IS
On DN line 7 ISDN corresponding terminal 15 is up to eight maximum
Connected . ISDN line circuit 6 is broadcast identification unit 9 and UUI information broadcast unit 10 is Ru containing Maretei. Also, ISD
N corresponding terminal 15 Bei Eteiru the UUI information receiving function 14 that receives UUI information 1. UUI information 1 is the IS of the caller
From DN corresponding terminal 15 on D channel of the ISDN line 7
Sent together with the call control message. At this time, UU
The I information 1 includes a broadcast identifier 2. The UUI information 1 transmitted on the ISDN line 7 is transmitted to the ISDN line circuit 6
In it through the connection leads 8 with the call control messages are input to the controller 5, the destination UUI information 1 to the controller 5 in a call control message is accompanied IS
This U is included in the call control message sent to the DN-compatible terminal 15.
Attach UI information 1. The controller 5 is the connection lead 8
The ISDN line circuit 6 ISDN compliant terminal 15 of the destination and through are accommodated sends a call control message with a U UI information 1.

[0012] receives the ISDN line circuit 6, a call control message, enter the message in the broadcast identification means 9. The broadcast identification means 9 searches for the presence or absence of the UUI information 1 based on the presence or absence of the UUI identifier on the message. Sends a call control message accompanying UUI information 1 only to the ISDN line 7 ISDN compliant terminal 15 of the destination is contained in the case have <br/> broadcast identifier 2 Gana.

On the other hand, if the broadcast identifier 2 exists, U
The UI information broadcast unit 10 performs a broadcast instruction, UU to all ISDN line 7 accommodated in the I SDN line circuit 6
It sends a call control message incidental with the I information 1. IS
DN corresponding terminal 15 detected a UUI information 1 by UUI information receiving function 14 receives a concomitant call control message <br/> sage UUI information 1 from the ISDN line 7, further searches the broadcast identifier 2. If there is no broadcast identifier 2, U
If it is UI information 1 , reception is performed. When there is no broadcast identifier 2, the UUI information 1 not addressed to itself is not received . If there is the broadcast identifier 2, the UUI information 1 is received.

[0014] Therefore, as possible out to UUI information 1 receives the UUI information 1 in all ISDN supported terminal 15 having a UUI information receiver function 14 connected to all of the ISDN line 7 that is broadcast. FIG. 3 shows a user according to the second embodiment of the present invention.
FIG. 3 is a block diagram showing a system for broadcasting user information in a system .

The switching system 4 is controlled by a controller 5. Connected to the ISDN line circuit 6 is time division switch 3 transmits and receives a B channel signal. Also, ISD
N line circuits 6 are connected by a connecting lead 8 and controller 5 transmits and receives D channel signal. On the other hand, multiple I
The SDN line 7 is accommodated in the ISDN line circuit 6, and one
ISDN compatible terminal 15 on the ISDN line 7 has a maximum of 8
It is connected to the stand. ISDN line circuit 6 contains Dch interface 11 and microprocessor 12 and UUI information broadcast unit 10. In addition, ISDN-to-応端end
1 5 UUI information receiving function receives the UUI information 1 14
It has. UUI information 1 is sent in association with the call control message on the D channel of the ISDN line 7 from the ISDN supported terminal 15 of the call origin. At this time, the UUI information 1 includes a broadcast identifier 2. The UUI information 1 transmitted on the ISDN line 7 is sent to the call control
Although through the connection leads 8 with Tsu message is input to the controller 5, the call control message to be sent with the UUI information 1 to the controller 5 in a call control message is accompanied by the destination of the ISDN supported terminal 1 5 UUI information 1
Attached.

The controller 5 that is housed ISDN compliant terminal 15 of the destination via the connection leads 8 ISDN
A call control message with UUI information 1 is sent to the line circuit 6. The ISDN line circuit 6 receives the call control message, and inputs this message to the Dch interface 11.

[0017] Dch interface 11 transfers call control messages marked with the microprocessor 12 of UUI information 1, the microprocessor 12 retrieves the presence of the UUI information 1 in the presence or absence of UU I identifiers on the message, UUI
If there is the information 1, the broadcast identifier 2 is searched . When there is no broadcaster 2, the microprocessor 12 is in the Dch
Only ISDN line 7 ISDN compliant terminal 15 of the destination and through the interface 11 is accommodated in delivering concomitant call control message of UUI information 1.

Meanwhile, the microprocessor 12 when the broadcast identifier 2 is present performs a broadcast instruction to the UUI information broadcast unit 10 via the Dch in Tafe scan, all contained in the ISDN line circuit 6 U on ISDN line 7
A call control message accompanying UI information 1 is transmitted . I
SDN corresponding terminal 15 detects the UUI information 1 by UUI information receiving function 14 Taking accept the call control message accompanying UUI information 1 from the ISDN line 7, further search the broadcast identification <br/> by children 2 I do. If there is no broadcast identifier 2 and the UUI information 1 is addressed to itself, reception is performed. Broadcast identifier 2
When there is no UUI information 1 which is not addressed to itself, it is not received. If the broadcast identifier 2 there Ru receives UUI information 1. Therefore, all ISDNs for which UUI information 1 is broadcast
The UUI information 1 can be received by all ISDN-compatible terminals 15 having the UUI information receiving function 14 connected to the line 7.

FIG. 4 shows a user / user according to a third embodiment of the present invention.
It is a block diagram which shows the system broadcast method of user information . The switching system 4 is controlled by a controller 5. Connected to the ISDN line circuit 6 is time division switch 3 transmits and receives a B channel signal. Also, ISDN line circuit 6 is connected by connecting leads 8 and controller 5 transmits and receives D channel signal. On the other hand, multiple ISDN
The line 7 is accommodated in the ISDN line circuit 6 and one ISDN line circuit 6
Up to eight ISDN-compatible terminals 15 are connected to the DN line 7. The controller 5 is a Dch interface 1
1 and UU I information system broadcasting means 13 are included.
The ISDN-compatible terminal 15 has a UUI information receiving function 14 for receiving the UUI information 1 . The UUI information 1 is transmitted from the ISDN-compatible terminal 15 of the calling source to the D
It is sent in association with the call control message on the channel.
At this time, the UUI information 1 includes a broadcast identifier 2.
The UUI information 1 transmitted on the ISDN line 7 is the ISDN
While the input to the controller 5 via the connecting leads 8 with the call control messages by the line circuit 6, the controller 5
Then, this message is input to the processor 16 via the Dch interface 11 . Process Tsu support 16 UUI
Searching the existence of information 1 in the presence or absence of UUI identifiers on the message, if there is UUI information 1 searches the broadcast identifier 2. ISDN line 7 destination of IS DN corresponding terminal 15 is accommodated sends the concomitant call control message of UUI information 1 only ISDN line circuits 6 connected when there is no broadcast identifier 2.

On the other hand, when the broadcast identifier 2 is present, the processor 16 gives a broadcast instruction to the UUI information system broadcast means 13, and the UUI system broadcast means 13 transmits all the ISDN lines via the Dch interface 11. the concomitant call control message of UUI information 1 sends <br/> the circuit 6. ISDN line circuit 6 with or without broadcast identifier 2, sends a call control message with a transfer has been UUI information from the controller 5 to the ISDN line 7.

The ISDN supported terminal 15 detects the UUI information 1 by UUI information receiving function 14 receives the ISDN line 7 or we call control message accompanying UUI information 1, further searches the broadcast identifier 2. Line the receiver in the case is a UUI information 1 of the self-addressed in the case where there is no broadcast identifier 2
U. When there is no broadcast identifier 2, the UUI information 1 not addressed to itself is not received. UU if there is a broadcast identifier 2
I information 1 is received. Therefore, it is possible to UUI information 1 receives the U UI information 1 in all ISDN supported terminal 15 having a UUI information receiving function 14 connected to IS DN line 7 of all the hand that is broadcast. A fourth embodiment of the present invention is:
The a first and third embodiments to the embodiment to have combined the requirements of the second and third embodiments, will be described with reference to FIG.

The broadcast identifier 2 included in the UUI information 1 is
First is searched Kontora 5, a call control message accompanying UUI information 1 by all ISDN line circuit 6 UUI system broadcast hand stage 13 into the switching system 4 if there is a broadcast identifier 2 is broadcast You. Find the broadcast identifier 2 included in each ISD N line <br/> circuit UUI information 1 again at 6, UUI information to all ISDN line 7 when Ru Oh broadcast identifier to be connected to the ISDN line circuit 6 It sends one of the attendant call control messages. ISDN corresponding terminal 15 IS the call control messages that were accompanying UUI information 1
Upon receipt from the DN line 7, the UUI information receiving function 14 detects the UUI information 1 and further searches for the broadcast identifier 2. If there is no broadcast identifier 2 and there is UUI information 1 addressed to itself, reception is performed. When there is no broadcast identifier 2, the UUI information 1 not addressed to itself is not received . If there is the broadcast identifier 2, the UUI information 1 is received. Therefore, U
Can be U I information 1 receives the UUI information 1 in all I SDN corresponding terminal 15 having a UUI information receiving function 14 connected to all of the ISDN line 7 that is broadcast.

[0023]

As described above, according to the present invention, U
Provided a broadcast identifier UUI information in the UI information, make decisions and search of the broadcast identifier controller or ISDN line circuit or controller and I SDN line circuit of the system, the system the UUI information under the conditions of the broadcast identifier There is an effect that it is possible to broadcast within .

[0024] In addition, at this time, ISDN at the same time the application and reduce the load on the exchange system is operated
There is an effect that the load on the corresponding terminal can be reduced .
1 as an internal bus such as a command system or a building automation device is found: the effect that can be introduced the ISDN technology against applique over sheet <br/> tio emissions that require communication N.

Furthermore, since the present invention is a method of providing a broadcast identifier in the user area of the UUI information, the originating Xinyuan I S
DN corresponding terminal via the public ISDN network or a dedicated ISDN network, coming into the switching system, ISDN in the switching system
There is an effect that the corresponding terminal can be broadcast .

[Brief description of the drawings]

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

FIG. 2 is a diagram showing a format of a message in the D channel Leia of 3 to be used as a call control messages in the present invention.

FIG. 3 is a block diagram showing a configuration of a second exemplary embodiment of the present invention.

FIG. 4 is a block diagram showing the configuration of a third embodiment of the present invention.

FIG. 5 is a block diagram showing an example of a conventional ISDN broadcast mode.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 UUI information 2 Broadcast identifier 3 Time division switch 4 Switching system 5 Controller 6 ISDN line circuit 7 ISDN line 8 Connection lead 9 Broadcast identification means 10 UUI information broadcast means 11 Dch interface 12 Microprocessor 13 UUI information system broadcast means 14 UUI information receiving function 15 ISDN compatible terminal 16 processor

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-4-290360 (JP, A) JP-A-4-28764 (JP, A) JP-A-4-246944 (JP, A) JP-A-3- 65846 (JP, A) (58) Field surveyed (Int. Cl. ⁶ , DB name) H04M 3/42-3/58 H04M 3/00

Claims (4)

(57) [Claims] Claims 1. An ISDN-compatible device is provided.
An exchange system capable of transmitting user information (UUI information)
, A broadcast identifier is provided in a UUI information field in UUI information exchanged between ISDN-compatible terminals,
Broadcast identification means for determining a broadcast identifier in UUI information is provided in a line circuit accommodating an ISDN line connecting a DN-compatible terminal, and the UUI information is connected to the corresponding line circuit by activation of the broadcast identification means. A method for broadcasting user / user information in a system, comprising: means for broadcasting UUI information to be transmitted to an ISDN-compatible terminal, and wherein the ISDN-compatible terminal has means for receiving UUI information. 2. A have a microprocessor to the line circuit to accommodate the ISDN line, to determine the broadcast identifier in the UUI information of a program stored in the microprocessor
System in broadcast mode user user information according to claim 1, characterized by having a broadcast identification means. 3. It is possible to support ISDN.
User information (UUI information) the transfer we can exchange system
In the above, a broadcast identifier is provided in a UUI information field in UUI information exchanged between ISDN-compatible terminals, and exchange is performed.
It has a system broadcast identification means for judging Oite broadcast identifier to a controller for controlling the system, a plurality of ISDN
System broadcast system user user information, wherein Rukoto which have a UUI information system distribution means to distribute the UUI information to the line circuit. 4. It is possible to support ISDN,
An exchange system capable of transmitting user information (UUI information)
, A broadcast identifier is provided in a UUI information field in UUI information exchanged between ISDN-compatible terminals,
The broadcast identification means provided for determining a broadcast identifier in the U UI information in the line circuit to accommodate the ISDN line to connect a DN corresponding terminal, and connect the UUI information to the appropriate line circuit by the activation of the broadcast identification means system UUI information sent to a plurality of ISDN supported terminal has a broadcast means, ISDN supported terminal has a receiving means UUI information, determines a broadcast identifier in the controller to further <br/> control the switching system It has a broadcast identification hand stage, the UUI information system distribution means to distribute the UUI information to a plurality of ISDN line circuit
System broadcast system user user information, wherein Rukoto to Yusuke.