JPH0379145A - Communication terminal device - Google Patents

Abstract

PURPOSE:To easily dial a calling terminal device by editing calling information according to identification information and reference information and performing the calling operation to the calling terminal device with the calling information. CONSTITUTION:When a user requests the start of automatic dialing, the telephone number of a telephone set 1 to be dialed automatically is read out of a dial memory 44 and this telephone number and a special number '0' stored in an additional dial memory 46 are read out to a calling signal generation part 51. The calling signal generation part 51 adds '0' to the telephone number of the telephone set 1 to generate a termination address and also generate a calling signal. A line control part 34 judges whether or not the 1st digit of the termination address received by a digital terminal interface 331 is '0' and when the 1st digit is '0', the '0' in the 1st digit of the termination address is deleted to slide up numbers in following termination addresses one by one, thereby sending the resulting number to the telephone set 1 through a digital network 2. Consequently, the calling terminal device can easily be dialed.

Description

[Detailed Description of the Invention] [Object of the Invention] (Field of Industrial Application)
This invention relates to a communication terminal device used in a network capable of transmitting a signal containing identification information of a calling terminal device to a called terminal device.

(Prior Art) The 15DN service, which has been launched in recent years, attempts to realize telephone, data communication, facsimile communication, and various other communication services by integrating them into a digital communication network.

This I5DN has a feature in that the telephone number of the calling terminal device is sent to the called terminal device as calling address data. Therefore, by taking advantage of this fact, when a call arrives, first read the telephone number of the calling terminal device, store that telephone number in the storage unit, and then use it as data when re-dialing on line 5. A communication terminal device that could be used was considered.

(Problems to be Solved by the Invention) As mentioned above, in the 15DN, which has the characteristic that the telephone number of the calling terminal device is sent to the called terminal device, the telephone number of one calling terminal device is used as data for redialing. When developing a communication terminal device with the function of

In other words, if this communication terminal device is connected to the extension line of a company's private branch exchange, for example, even if you perform a redial operation using the received caller's telephone number, the caller's telephone number will be connected to the outside line via the private branch exchange. Could not connect. To connect to an outside line, the user would have to dial a special number to the private branch exchange, such as "0", to specify an outside line call, and then dial the calling party's phone number. .

Therefore, the present invention provides a communication terminal device that can perform dial transmission to the calling terminal device with a simple operation even under a line environment different from that of the communication terminal device that issued the calling signal.

[Structure of the invention]

(Means for Solving the Problems) In order to achieve the above object, the present invention provides a communication terminal device capable of receiving a signal containing identification information of a calling terminal device. an identification information retrieving means for retrieving the identification information; a first storage means for storing the identification information retrieved by the identification information retrieving means;
a second storage means for storing reference information regarding a line to be connected; and editing calling information based on the stored identification information and the stored reference information, and editing the calling terminal device using the calling information. The device is equipped with means for performing a calling operation to the user.

(Function) When receiving a call signal containing the identification information of the calling terminal device,
First, the identification information is extracted from the incoming call signal by the identification information extraction means. Then, it is stored in the first storage means.

Now, when the user instructs to make a call, the calling information is edited based on the identification information stored in the storage means of g- and the reference information regarding the line to be connected, which is stored in advance in the second storage means. At the same time, a calling operation is performed to the calling terminal device based on this calling information.

(Example) Hereinafter, the present invention will be described in detail with reference to the drawings.

FIG. fa1 is a block diagram showing a first embodiment of a communication terminal device according to the present invention.

Telephone 1 is a digital line-only telephone compatible with I5DN, and is connected to digital network 2.

The digital network 2 is a dedicated line network that handles digital signals, and is connected to a telephone 1, a PBX (private branch exchange) 3, and a plurality of other information communication devices (not shown). In this line network, a calling signal having a form as shown in FIG. 2 is used. The originating address 201 is the address (for example, a telephone number) of the communication terminal device of the originating party. The calling sub-address 202 is a secondary calling address, such as the extension number of the calling party's communication terminal connected to the extension of a private branch exchange. The destination address 203 is the address (for example, a telephone number) of the communication terminal device of the destination. The destination sub-address 204 is a secondary destination address, such as the extension number of a destination communication terminal connected to an extension of a private branch exchange.

Now, the PBX 3 is a device that connects the digital network 2 with arbitrary extensions and between arbitrary extensions.

One of the multiple communication terminal devices connected to PBX3
The communication terminal device 4 is a standard digital terminal device that can be directly connected to the digital network 2 in order to output data etc. sent from the digital network 2 and to transmit input data etc. It has a function that allows redialing using an address such as a telephone number of a terminal device.

Here, the configurations of the PBX 3 and the communication terminal device 4 will be briefly explained below.

First, the components of the PBX 3 are digital line trunks 311 to 31M (i>1), line switching section 32, and digital terminal interfaces 331 to 33j (j>1).
1 line control unit 34, ROM 35, RAM 36, and pass line 37.

The digital line trunks 311 to 311 are each connected to the digital network 2, and are used to control the transmission of signals to be sent and received.In particular, based on data such as the received destination address, etc., as shown in FIG. A calling signal of the form shown in is formed and sent to the communication terminal device 4.

The line switching unit 32 connects any digital line trunk and digital terminal interface to the line control unit 34.
In this section, connection control is performed using, for example, the PCM highway.

Each of the digital terminal interfaces 331 to 33j is connected to an arbitrary communication terminal device, and the digital terminal interfaces 331 to 33j are configured to have the same conditions for signals such as transmission speed and electrical characteristics. .

The line control section 34 is a section that controls the digital line trunks 311 to 3111 connected to the path line 37, the line switching section 32, the digital terminal interfaces 331 to 33j, etc., according to data stored in the ROM 35 and RAM 36.

Next, the configuration of the communication terminal device 4 will be explained.

The communication terminal device 4 includes one set of interfaces 41. Control section 421, incoming signal analysis section 43, \dial memory 441, human power section 45. They are an additional timetable 50 and a transmission signal generation section 51. The group interface 41 is composed of processing sections 411 for the D channel and 412 for the B channel.

The B channel interface 412 is an interface for transmitting data such as images and audio.

The D channel interface 411 is an interface for transmitting control signals related to control of transmission data such as images and audio.

The control unit 42 includes an incoming signal analysis unit 43 and a dial memory 4.
4. Controls the human power section 45, additional dial memory 46, outgoing signal creation section 51, etc. Incoming signal analysis section 43
is connected to P via the D channel interface 411.
This is the part that analyzes the calling signal shown in FIG. 2 sent from the BX3 and reads out the calling address 201, calling sub-address 202, etc.

The \dial memory 44 is a part that stores the calling address 201 and calling sub-address 202 read out by the incoming call signal analysis section 43. The input section 45 has various keys, a display, and the like. The user can register an additional telephone number to be added to the originating address 201 or input a request to start automatic dialing in the communication terminal device 40's dial memory 44 through the input section 45.

The additional dial memory 46 stores an additional telephone number to be added to the address stored in the dial memory 44, such as the telephone number of the communication terminal device that received the call earlier.

The signal format conversion (A/
D and D/A conversion).

The handset 48 is a handset and is connected to an analog data output section 49 and alternatively to a signal conversion section 47 .

The analog data input/output section 49 connects the analog signal handset 48 and the analog data input/output section 49. This selective connection is controlled by the control section 42.

The digital data input/output unit 50 inputs and outputs digital signal data, and is alternatively connected to the signal converter 47 to the B channel interface 412.

The digital data input/output section 50 and the signal conversion section 47 are similarly controlled by the control section 42 for selective connection.

The outgoing signal creation unit 51 creates a outgoing call signal to be sent to a communication terminal device to be sent, and in particular the telephone number of the communication terminal device that was sent to the communication terminal device that made the call first. A calling signal is created based on the following. This calling signal has the form shown in FIG. 2, similar to the one that was sent.

Next, the operation regarding the communication terminal device 4 will be explained.

First, add the additional dial number in advance by the user! 746, so the setting method will be described below.

The extension and digital network 2 to which the communication terminal device 4 is connected
For example, in order to connect to the outside line of
Think of a case where you need to send out a message.

In this case, the user presses a key similarly provided on the input section 45 while looking at the display provided on the input section 45, and enters the additional dial number rOJ to make the settings.

Now, an explanation will be given of the so-called incoming call operation in which a calling signal is received from the telephone set 1 of the communication terminal device 4 with the additional dial number set in the additional dial memory 46 in this manner.

A calling signal having the form shown in FIG. 2 is sent from the digital network 2 to the PBX 3. here.

The originating address 201 is the phone number of telephone 1, the originating subaddress 202 is the extension number of telephone 1, and the destination address 203
corresponds to the telephone number of the PBX 3, and the destination subaddress 204 corresponds to the extension number of the communication terminal device 4. Now, if this calling signal is input to the digital line trunk 311 of the PBX 3, it will be analyzed by the single line control unit 34. In this analysis, if it is determined that the destination subaddress 204 is the extension number of the communication terminal device 4, the 5th line control unit 34 makes a call to the digital terminal interface 331 to which the communication terminal device 4 is connected via the line switching unit 32. It sends data such as the destination address necessary for creating a signal, and also issues a signal instructing to create and send a calling signal. Upon receiving this signal, the digital terminal interface 331 creates a calling signal in the form shown in FIG. 2 based on the sent data such as the destination address, and sends it to the communication terminal device 4.

On the other hand, this calling signal is received by the D channel interface 411 of the interfaces 41 of the communication terminal device 4, and then sent to the incoming signal analysis section 43. The incoming signal analysis section 43 extracts data such as the incoming address. If the control unit 42 determines from the destination address 203 and destination sub-address 204 that the call is for the own button, the call is processed and the call is answered. This response processing and the like are executed via communication systems such as the B channel interface 412 and pBX3, that is, the digital line trunk 311, the line switching section 32, and the digital terminal interface 331.

At this time, the control section 42 stores the originating address 201 and the originating sub-address 202 extracted by the incoming call signal analysis section 43 in the dial memory 43.

In the communication system via the B channel interface 412, the voice signal sent from the telephone 1 is converted from digital to analog by the signal converter 47, and is optionally sent to the handset 48 or the analog data input/output unit 49. The data may be output from the digital data input/output section 50.

This completes the series of call receiving operations.

Next, the operation of the communication terminal device 4 when automatically dialing the telephone IK after receiving the call will be explained.

First, when the user requests the control section 42 to start automatic dialing by pressing the switch on the input section 45, the control section 42 calls the telephone number of the telephone 1, which is the automatic dialing destination, from the dial memory 44 and displays it on the 1 display. Along with displaying
This telephone number and the special number "0" stored in the additional dial memory 46 are called to the outgoing signal generation section 51.

The outgoing signal creation unit 51 replaces "O" with the telephone number of the telephone 1,
For example, by appending to 123-4567 0-12
Create a destination address such as 3-4567. Then, this destination address is created, and at the same time, the calling signal shown in FIG. 2 is created. Here, the calling address 201 is the telephone number of the PBX 3, the calling subaddress 202 is the extension number of the communication terminal device 4, the calling address 203 is the number mentioned above, and the calling subaddress 204 is the extension number of the telephone 1 or not connected to the extension. In such cases, a code indicating that fact will be applied. Once completed, this call (1) is sent to the digital terminal interface 331 via the D channel interface 411.

At the digital terminal interface 331.

Out of the received calling signal, the destination address is sent to the line control unit\34.
send to In the line control unit 34, the first digit of the destination address is "0".
”. If it is "0", delete the "O" in the first destination address (1), and the numbers in the destination addresses (21 to (n)) will be changed to the destination addresses (1) to (n-1), respectively. ).Then, the processed call signal is transferred to the digital line trunk 3.
11 to 31i in an idle state via the line control unit 34, and from any one of the digital line trunks 311 to 311 to the digital network 2.
is sent to telephone 1 via .

Further, if it is not "0", it is determined that it is the extension number of another communication terminal device connected to the PBX3.

An incoming call signal is sent to the communication terminal device that matches the extension number.

Now, here, as a method of storing the additional telephone number in the additional dial memory 46, one additional telephone number is stored for each selection key of the input section, and the optional telephone number required when making a call is stored. The above-mentioned automatic dialing may be performed simply by pressing the selection key corresponding to the additional telephone number.

In addition, by converting the originating address and originating sub-address into ID codes and providing a correspondence table between the KID code and telephone number of this notice terminal, the originating address in the form of the received ID code and the issuing address can be obtained by telephone from this correspondence table. It may be changed to a number format.

Now, FIG. 3 is a diagram showing a second embodiment of the communication terminal device according to the present invention. In this embodiment, the in-home line terminating device DSU34 includes the control section 421, the incoming signal analysis section 43. Dial memory 44. It is equipped with automatic dialing means such as an input section 45, an additional dial memory 46, and a transmission signal generation section 51. The telephone 31 is a telephone dedicated to digital lines and is connected to a digital network 32. This digital network 32 is, for example, an I5DN network.

The PBX 33 connected to the digital network 32 is a private branch exchange. This PBX33 has DSU34 and extension 35.
A telephone 35.degree. 36.37 and a facsimile machine 38 are connected through the terminal.

The DSU 34 converts the DC signals sent from the telephones 35, 36, 37 and the facsimile machine 38 into signals compatible with the 15DN network that handles digital signals, and performs the inverse conversion, and as mentioned above, it performs automatic dialing. have the means.

Now, if the user wants to use telephone 36 to automatically dial telephone 1, when the handset of telephone 36 is disconnected, switch 33. DSU34, extension XX is telephone 3
monopolized by 6. Then, in order to make a call to the telephone set 31, the telephone set 36 instructs the DSU 34 to perform automatic dialing. Then, the automatic dialing means provided in the DSU 34 will perform automatic dialing transmission.

FIG. 4 is a diagram showing a third embodiment of the communication terminal device according to the present invention. In this embodiment, it is possible to communicate using a line 43 other than the telephone 41 or the digital line 42, and an example is shown in which the telephone 41 can select a desired line. The telephone 41 is the telephone shown in the first and second embodiments and is equipped with dialing means, and is connected to a digital line 42. Service line 43 is a digital line even if you call from the same remote telephone button! This is a line established independently between stations 44 and 450 by a private telephone company 1, such as Daini Electric Power, so that calls can be made at a lower rate than using 42. In order to use the service line 43,
First, the user stores "0080J" for connecting to this service line 43 in the additional dial memory of the telephone 41 in advance. Then, when making a call to the telephone 46 using the service line 43, telephone 4
This "0080" is added to the beginning of the telephone number No. 6, and a calling signal is created and transmitted.

Here, the additional dial memory 46 may store a plurality of additional telephone numbers that must be added to the beginning of the telephone number in order to receive other services, and may be selected at the time of use.

〔Effect of the invention〕

As described above, according to the communication terminal device of the present invention that can receive a signal including the identification information of the calling terminal device, even in a line environment different from that of the calling terminal device, the A call can be made to a terminal device with a simple operation.

[Brief explanation of drawings]

FIG. 1 is a block diagram showing a first embodiment of a communication terminal device according to the present invention, FIG. 2 is a diagram showing the form of a calling signal of the communication terminal device according to the present invention, and FIG. FIG. 4 is a diagram showing second and third embodiments of the communication terminal device according to the present invention, respectively. 4...Communication terminal device% 42...Control unit, 4
3... Incoming signal analysis section, 44... Dial memory. 46...Additional dial memory, 51...Outgoing signal creation unit.

Claims (1)

[Scope of Claims] In a communication terminal device capable of receiving an incoming call signal containing identification information of a calling terminal device, an identification information extraction means for extracting identification information of the calling terminal device from the incoming call signal; a first storage means for storing the identification information retrieved by the information retrieval means; a second storage means for storing reference information regarding the line to be connected; and a first storage means for storing the identification information retrieved by the information retrieval means; A communication terminal device comprising means for editing calling information and for making a call to the calling terminal device based on the calling information.