JPS631140A - Simultaneous conference system - Google Patents

Abstract

PURPOSE:To improve the convenience to use for a subscriber using composite terminals by simultaneously controlling a telephone line connected to a telephone terminal and a data line connected to a computer terminal to connect or release them by a connection control means when the composite terminal originates a call or is disconnected. CONSTITUTION:When receiving a conference special number due to a prescribed dial code, a connection control means 60 connects a telephone terminal 21 and a computer terminal 22 of a composite terminal 20, which is designated by dialing, to one voice conference device 40 and one data conference device 50, which are designated by the received dial code, through a main switch 10. Switching processings of a voice switch and a data switch included in the main switch are so controlled that both of the telephone terminal 21 and the computer terminal 22 are released from connection by a disconnecting signal received from the composite terminal 20. Thus, the simultaneous conference is easily performed where participants speak with one another while switching data.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a simultaneous conference system using an exchange that accommodates and connects telephone terminals and computer terminals as composite terminals.

[Conventional technology]

Conventional simultaneous conference systems include a conference phone system in which multiple telephone terminals connect at the same time and can interact, and a conference telephone system in which multiple computer terminals display the same data on all display screens, and one computer terminal displays the same data on the other. There is a computer interaction method that displays the same screen on all display screens when a key is input by operating a button.

FIG. 5 is a block diagram showing a conventional example.

In FIG. 5, a composite terminal 20 is a telephone terminal 21 that connects a voice line and a computer terminal 2 that connects a data line.
2. The voice line is connected to a voice switching network 91 and a data switching network 92, respectively, forming separate networks. Therefore, in the conference system, the voice transmission path required for audio conferences and the data transmission path required for data conferences are formed independently via separate networks.

[Problem that the invention seeks to solve]

As mentioned above, in the conventional simultaneous conference system, the connection between the telephone terminal and computer terminal of the composite terminal is controlled by an independent network, and therefore the simultaneous conference by multiple interconnections realized by the telephone terminal and the multiple computer terminals are controlled. Because the system is structured so that the interconnection is independent of the telephone network, it eliminates the trouble of connecting the telephone network and the data network separately, compared to realizing simultaneous conferences in which a computer terminal is connected at the same time as a telephone terminal and data is exchanged. There was a problem in that it required

An object of the present invention is to provide a simultaneous conference system that solves the above problems.

[Means for solving problems]

The simultaneous conference system according to the present invention includes a composite terminal including a telephone terminal and a computer terminal, and a main switch.

It has an audio conference device, a data conference device connected to a computer, and a connection control means. The main switch accommodates and connects compound terminals, and includes a voice switch for switching and processing voice lines from telephone terminals and a data switch for switching and processing data lines from computer terminals. An audio conference device connects a plurality of telephone terminals via a main switch to form a conference telephone network. The data conference device connects a plurality of computer terminals via a main switch, receives operation panel operation information of the computer terminals, processes the screen editing, and sends it as image information to all connected computer terminals. When the connection control means receives a conference special number with a predetermined dial code, the connection control means connects each of one voice conference device and one data conference device designated by the received dial code to a telephone terminal and a computer terminal of the composite terminal specified by the dial code. are connected through the main switch, and the telephone terminal and the computer terminal both release and restore the connection in response to a disconnection signal received from the composite terminal.
Controls the exchange processing of both the voice switch and the data switch included in the main switch.

Further, one specific method is to form only the changed part of the display screen out of the new screen information by screen editing processing on the operation panel operation information received by the data conference device, and to change the information to the connected computer terminal. The purpose is to simultaneously send out all at once.

〔Example〕

Next, the simultaneous conference system of the present invention will be explained with reference to the drawings.

FIG. 1 is a block diagram showing one embodiment of the present invention. In FIG. 1, the main switch io of the exchange system accommodates and connects a compound terminal 20 via a line circuit 11. Composite terminal 2
0 has a telephone terminal 21 for voice communication and a computer terminal 22 for data communication. The main switch IO also has a dial register 30. Audio conference device 40. and a data conference device 50 are accommodated and connected, and interconnected with the composite terminal 20 under the control of the connection control means 60.

The dial register 30 is connected when a call is made from the compound terminal 20, and receives and multiplies the dial code transmitted from the compound terminal 20. The audio conference device 40 is connected to a plurality of telephone terminals 21 via the main switch 10 using the same predetermined conference special number, and the telephone terminals 21 are interconnected by voice. The data conference device 50 is connected to a plurality of computer terminals 22 via the main switch 10, and transmits operation panel operation information from the computer terminals 22 to the computer 7.
The results obtained from the screen editing process performed by 0 are sent simultaneously to all connected computer terminals 22 as screen display information. The connection control means 60 mainly controls the connection of the main switch 10, but when a predetermined conference special number is received from the multifunction terminal 20, the connection control means 60 connects the telephone terminal 21 of the multifunction terminal 20 that transmitted the conference special number to the audio conference device 40, and also connects the computer to the computer. Terminal 22
are connected to the data conference device 50, respectively. The computer 70 processes the operation information received from the operation panel of the computer terminal 22 via the data conference device 50, and outputs display screen information of the computer terminal 22, for example, screen change information of only the changed portion.

Next, the main operating procedure in FIG. 1 will be explained with reference to FIG. 2 and FIG. 1. FIG. 2 is a flowchart showing an example of the main operation procedure according to the process diagram of FIG. First, the connection control means 60 connects the telephone terminal 21 of the compound terminal 20 to
goes off-hook, line circuit 1 is used as a call originator.
1 (operation procedure 1). Next, the connection control means 60 connects the telephone terminal 21 of the composite terminal 20 that has made the call to the dial register 30 via the main switch IO (operation procedure 2). The dial register 30 connection is now ready to receive the caller's dial, and the telephone terminal 21 hears the dial tone. Next, when the conference special number is received from the calling party via the dial register 30 (operation procedure 3), the connection control means 60 connects the telephone terminal 2 of the calling composite terminal 20
1 is connected to the audio line dial register 30 to the audio conference device 40 (operation procedure 4), and thereafter the audio conference is executed (operation procedure 5). - side, connection control means 6
0 connects the data line connecting the computer terminal 22 to the predetermined data conference device 50 at the same time as operation step 4 (
Operation step 6) and transmits the terminal numbers of all terminals connected to the data conference device 50 to all terminals at once as screen information for display on the screen (operation step 7). Thereafter, the data conference device 50 controls the operation information of the computer terminal 22 (operation procedure 8) and transmits it to all terminals at once. When the connection control means 60 detects the disconnection of the composite terminal 20 via the line circuit 11 (operation procedure 9), the connection control means 60 releases the audio line of the telephone terminal 21 of the disconnected composite terminal 20 from the audio conference device 40 and restores it ( operator 71110) and connects the data line of the computer terminal 22 to the data conference device 5.
It is released from 0 and restored (operation procedure 11), and the operation procedure ends.

Accordingly, the connection control means 60 connects the voice terminal 21 and the computer terminal 22 to the voice and data conference devices for each compound terminal upon reception of the conference special number, and releases and restores each when disconnection is detected.

Next, the data conference device shown in FIG. 1 will be explained with reference to FIGS. 3 and 4. FIG. 3 is a functional block diagram showing an example of partial details of FIG. 1. In Figure 3,
Components that are the same as those in FIG. 1 are given the same numbers and symbols, and explanations thereof will be omitted. The data conference device 50 includes a line interface circuit 51° selection circuit 52. Operation information transmission circuit 53.
Processing information receiving circuit 54. and a simultaneous transmission circuit 55.

The computer 70 has a screen element storage means 71 and a screen change information forming means 72.

Line interface circuit 51 connects the data line via main switch 10. When inputs are simultaneously received from a plurality of data lines via the line interface circuit 51, the selection circuit 52 selects one according to a predetermined procedure. The operation information transmitting circuit 53 transmits the operation information selected by the selection circuit 52 to the computer 0. Processing information receiving circuit 54
receives processed information from computer 70. The simultaneous transmission circuit 55 simultaneously transmits the processed information received from the processed information receiving circuit 54 to the connected data lines. The screen element storage means 71 stores the screens displayed on the screen display devices of all connected computer terminals, and outputs all the elements sequentially by performing a screen request operation when the screen disappears on the terminal, for example. Also called to restore the full screen. The screen change information forming means 72 performs screen editing processing on the operation information received by the computer and stores it in the screen element storage means 71.
The screen change portion information obtained by comparing the information is formed into a transmission state and output.

Next, with reference to FIG. 4 and FIG. 3, the main operating procedures of the data conference device will be described. FIG. 4 is a flow chart showing an example of the main operation procedure of FIG. first,
The data conference device 50 is connected to the line interface circuit 51
Receive operation information of the terminal operation panel via (operation procedure 21)
When this occurs, the selection circuit 52 checks whether simultaneous reception is received from multiple lines (operation procedure 22). If there is operation information to be received simultaneously, the selection circuit 52 selects the operation information of one terminal from among these (operation procedure 23) and transmits it to the computer 70 via the operation information transmission circuit 53. The computer 70 performs a screen editing process on the operation information (operation step 24), and forms screen change information from the processed information to be sent to the screen display device of the computer terminal by the screen change information forming means 72 (operation step 25) and outputs it. . - On the other hand, if there is no simultaneous reception in operation step 22, the operation continues to operation step 24. The simultaneous transmission circuit 55 transmits the screen change information formed and output in operation procedure 25 from the computer 0 to the processing information reception circuit 54.
, and simultaneously transmits them to the simultaneously connected data lines (operation step 26), and the operation procedure ends.

In the above embodiment, the call to the composite terminal was explained as being made from a telephone terminal, but the call may be made from a computer terminal or from a separately provided operation unit. Main switches and switches handle voice and data switches, but it does not matter whether voice switches and data switches can be separated or merged. Although the data conference device has been described as one in which the processing of operation information is outsourced to a computer, it may also have internal functions for screen editing processing and forming screen change information.

〔Effect of the invention〕

As explained above, according to the simultaneous conference system of the present invention, when a composite terminal having a telephone terminal and a computer terminal makes and disconnects a call, the connection control means that controls the main switch connects the telephone line connected to the telephone terminal and the computer It is an integrated control system that connects and releases the data lines connected to the terminal at almost the same time, making it easy to use for subscribers using multifunction terminals, which tends to improve the service.

In addition, the processed screen information that has been edited by screen editing operations from the terminal is sent all at once from the data conference device, so only the parts that have changed from the conventional screen are sent all at once from the data conference device, so it is possible to realize faster screen display processing with less data to be sent. This has the effect of improving service.

[Brief explanation of drawings]

FIG. 1 is a block diagram showing an embodiment of the simultaneous conference system of the present invention, FIG. 2 is a flowchart showing an example of the main operating procedure of FIG. 1, and FIG. 3 is an example of partial details of FIG. 1. FIG. 4 is a flowchart showing an example of the main operation procedure of FIG. 3, and FIG. 5 is a block diagram showing an example of the conventional system. lO"°°°°° Main switch, 20...Multiple terminal, 21...Telephone terminal, 22...Computer terminal, 40...Audio conference device , 50・
. . . Data conference device, 6o . . . Connection control means. J/ Figure 2I! I 3rd illustration 4 Zuzu 5 Go

Claims (2)

[Claims] (1) A switching system that accommodates and connects a composite terminal having both a telephone terminal and a computer terminal, and an audio conference device that connects at least two of the telephone terminals via a main switch to realize mutual dialogue, a data conference device that simultaneously transmits computer processing results of the input operation information as screen information to all connected computer terminals when operation information of the operation panel is input from one of the plurality of computer terminals connected to the computer terminal; , when a conference special number with a predetermined dial code is received from the composite terminal, a telephone terminal of the composite terminal designated by the dial code is sent to each of the audio conference device and the data conference device designated by the received dial code; It is characterized by having a connection control means that connects each of the computer terminals via the main switch and controls the connection so that both the telephone terminal and the computer terminal release and restore the connection in response to a disconnection signal received from the composite terminal. Simultaneous conference method. (2) The data conference device is characterized in that the data conference device sends only the changed part information of the display screen of the new screen information subjected to screen editing processing from the operation information of the operation panel to all connected computer terminals via the main switch. A simultaneous conference system according to claim 1.