JP2001095024A - Electronic private branch exchange - Google Patents

Abstract

PROBLEM TO BE SOLVED: To call a terminal according to kinds of terminals on the originating side for one call originating number. SOLUTION: A call originating number and a terminal number of a call incoming destination by terminal kinds corresponding to the call originating number are defined as one and plural patterns are stored in a memory part 12. Combination of a communicative competence information of received call setting and high-order layer compatibility information is obtained by a line control circuit 21. The kind of terminal on the call originating side is discriminated and the call originating number which is preliminarily stored in the memory part 12 is read, based on its discrimination result and call originating number information of the call setting by a central control part H. Thus, the terminal numbers on the call incoming side by kinds, corresponding to the kinds of terminals on the call originating side are obtained, and the terminal numbers on the call incoming destination are decided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a private branch exchange for controlling calling and receiving between terminals, and more particularly to a private branch exchange capable of controlling the exchange by matching the types of terminals on the calling and called sides. .

[0002]

2. Description of the Related Art In a conventional private electronic exchange, a destination terminal is determined on the basis of calling number information of a call setup by storing a calling number and a destination terminal number in a table of a memory unit in advance.
Calling number information in the call setting is compared with the calling number in the table, and if they match, the called terminal number is extracted from the table to determine the called terminal.

[0003]

However, in the above-mentioned conventional method, all incoming calls originating from a different type of terminal but originating through a certain line are all sent to the same calling number. The information is received, and the destination terminal number determined based on the calling number information is always a fixed terminal, and there is a problem that the matching between the calling terminal and the destination terminal may not be achieved. .

An object of the present invention is to solve the above-mentioned conventional problem, and an object of the present invention is to provide a private branch exchange that can call a terminal corresponding to the type of a terminal on the calling side for one calling number. I do.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention discriminates the type of a terminal on the transmitting side based on a combination of transmission capability information possessed by the terminal on the transmitting side and higher layer compatibility information. In order to select the receiving terminal corresponding to the type of the calling terminal for one calling number, the terminal corresponding to the type of the calling terminal can be called for one calling number. Become.

[0006]

According to the first aspect of the present invention, the type of a terminal on the transmitting side is determined based on a combination of transmission capability information possessed by the terminal on the transmitting side and high-layer compatibility information. A terminal on the receiving side is selected according to the type of the terminal on the calling side for one calling number. According to such a configuration, it is possible to receive a call at the terminal on the receiving side corresponding to the terminal on the calling side, and to receive a call with consistency of the transmission capability information and the higher layer compatibility information.

According to a second aspect of the present invention, there is provided a line control means for discriminating the type of a terminal on the transmitting side based on a combination of transmission capability information possessed by the terminal on the transmitting side and high layer compatibility information. Terminal control means for accommodating the receiving terminal of the type, storage means in which the receiving terminal is set in advance according to the type of the calling terminal, and the type of the calling terminal determined by the line control means. A central control means for reading a corresponding receiving terminal from the storage means and selecting a receiving terminal; a terminal controlling means in which the receiving terminal selected by the central control means is accommodated; and a line control means for receiving the incoming call. And an exchange means for connecting According to the configuration, it is possible to call a terminal corresponding to the type of the terminal on the calling side for one calling number, and to determine a plurality of destination terminal numbers depending on the type of the terminal on the calling side. Become. Then, based on the determination result of the type of the terminal on the calling side, a corresponding terminal on the receiving side is selected from the storage means, and the selected terminal is used to receive an incoming call. You will be able to receive calls.

According to a third aspect of the present invention, the storage means stores one pattern in which the terminal number of the terminal on the transmitting side and the terminal number of the terminal on the receiving side corresponding to the type of the terminal on the transmitting side. Are set and stored in a table format including a plurality of patterns for each of a plurality of calling side terminals. This allows
The central control means can select the terminal number to receive a call corresponding to the terminal on the calling side only by reading the terminal number on the calling side from the storage means.

An embodiment of the present invention will be described below.

FIG. 1 is a block diagram showing an embodiment of a private branch exchange according to the present invention. The on-premise electronic exchange 30
A line control device 21, a terminal control device 20, an exchange unit 10, a central control unit 11, a memory unit 12, and the like are provided.

The terminal control device 20 includes a terminal 40, a terminal 4
A plurality of types of terminals such as a terminal 41 different in type from 0 are accommodated. The line controller 21 controls line connection to a terminal on the calling side via a line such as ISDN. Exchange unit 1
0 connects the line control device 21 and the terminal control device 20. The memory unit 12 stores a calling number and a terminal number to be called for each type of terminal. The central control unit 11 performs, based on the information on the type of the calling terminal obtained from the line control device 21,
The information of the corresponding terminal on the receiving side is obtained from the memory unit 12,
The exchange by the exchange unit 10 is controlled.

FIG. 2 is a diagram showing the storage contents (memory data) 13 of the memory unit 12. As shown in the figure, the stored contents 13 include a calling number and a destination terminal number to be called for each terminal type when the calling number matches. The setting contents include a plurality of patterns for each calling number which are different as one pattern for each calling number, and can be updated in a table format. The update is performed, for example, when the type of the terminal on the calling side or the receiving side is changed or added.

The operation of selecting a destination terminal according to the type of terminal in the private electronic exchange having the above-described configuration will be described with reference to FIG. First, the type of the terminal on the calling side is determined based on a combination of the transmission capability information of the call setting and the high-layer compatibility information received through the line control device 21 of FIG. On the basis of this, the central processing unit 11 compares the calling number stored in the memory unit 12 in advance, and determines the called terminal number corresponding to the calling terminal.

Next, the central control unit 11 operates the switching unit 10 so as to connect the terminal control device 20 accommodating the calling terminal number and the line control device 21 that has received the incoming call.

[0015] Thus, even if a call originates from a different type of terminal, an incoming call originating via a certain line can be received based on the calling number information. Will be able to receive calls on the terminal on the side.
Therefore, it is possible to match the transmission capability between the terminal on the transmitting side and the terminal on the receiving side and to achieve high layer compatibility.

[0016]

As described above, according to the first aspect of the present invention, a terminal corresponding to the type of the terminal on the transmitting side is selected from the transmission capability information of the terminal on the transmitting side and the higher layer compatibility information. Therefore, a terminal corresponding to the type of the terminal on the calling side can be called for one calling number.

According to the second aspect of the present invention, the terminal on the receiving side corresponding to the type of the terminal on the transmitting side is stored in the storage means in advance, and the type of the terminal on the transmitting side is determined by determining the type of the terminal on the transmitting side. Since a call can be received at a terminal corresponding to the type of the terminal, smooth exchange control with consistency can be performed.

Further, as described in claim 3, by storing in advance the terminal number of the transmitting side in the storage means and the terminal number of the receiving side corresponding to the terminal on the transmitting side, the transmission to the storing means is performed. The terminal that can receive a call can be selected only by reading the terminal number of the terminal, and the exchange control can be simplified.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of a private branch exchange according to the present invention.

FIG. 2 is a diagram showing storage contents of a memory unit according to the embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Switching part 12 Memory part 13 Content of memory part 20 Terminal control device 21 Line control device 30 Private electronic exchange H Central control part 40, 41 Terminal

Continued on the front page F term (reference) 5K024 BB04 CC01 CC08 CC09 CC14 DD04 GG01 GG03 5K026 AA23 BB03 CC07 EE05 FF03 GG03 HH02 LL01 5K049 AA15 BB02 BB04 BB12 BB19 CC11 EE02 FF01 FF12 FF32 FF18 FF32 FF37

Claims (3)

[Claims] 1. The type of a terminal on the transmitting side is determined based on a combination of transmission capability information of the terminal on the transmitting side and high-layer compatibility information, and the type of the terminal on the transmitting side is determined for one calling number. An electronic exchange for private use, wherein a terminal on the receiving side is selected according to the terminal. 2. A line control means for discriminating the type of a terminal on the transmitting side based on a combination of transmission capability information of the terminal on the transmitting side and high-layer compatibility information, and accommodating a plurality of types of terminals on the receiving side. Terminal control means, a storage means in which a receiving-side terminal according to the type of the calling-side terminal is set in advance, and a receiving-side terminal corresponding to the type of the calling-side terminal determined by the line control means. Central control means for selecting a terminal to be read out from the terminal and a switching means for connecting the terminal control means accommodating the receiving-side terminal selected by the central control means and the line control means for receiving the incoming call. An electronic exchange for private premises, characterized in that: 3. The storage means stores one pattern in which a terminal number of a terminal on the calling side and a terminal number of a terminal on the receiving side corresponding to the type of the terminal on the calling side are associated with a plurality of terminals on the calling side. 3. The private branch exchange according to claim 2, wherein the private exchange is set and stored in a table format including a plurality of patterns.