JPH0821988B2 - Telephone system - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a telephone system, and more particularly to a telephone system for selectively connecting a plurality of telephones to an outside line.

[Prior Art] As a communication system as described above, there is known a system in which a plurality of telephone lines and a non-voice communication device such as a facsimile device are connected to a plurality of telephone lines as shown in FIG.

In FIG. 4, reference numerals 2a and 2b denote two telephone lines (station lines), which are connected to the main unit 2. This main unit allows three push-dial telephones 4, 6, 8
And the facsimile device 10 can be connected to the two telephone lines 2a and 2b as desired.

The illustrated telephone is not a device that can be independently connected to a line, but a circuit for performing line control such as calling and receiving, a communication path, and a power supply unit are included in the main unit 2. The main unit 2 automatically controls the outgoing and incoming calls of each telephone.

On the other hand, in many cases, the facsimile machine 10 can be independently connected to the line, and when it is connected to the line together with the communication system including the above-mentioned telephones 4, 6, 8 and the main unit 2, a disconnecting device (not shown) or the like is used. It was used and the line was used properly. Therefore, the signal line 10a connecting the facsimile apparatus 10 and the main unit 2 is from a pair of lines which are only communication lines, and the signal lines 4a, 6a and 8a connecting the telephones and the main unit 2 are the power supply line and the communication line. It consisted of two pairs of lines for control.

[Problems to be Solved by the Invention] In such a conventional system, as described above, the facsimile device can be simply connected to the main device of the telephone, and the line for facsimile communication is used when the facsimile device is not in use. It only has the function of making a call.
Therefore, conventionally, it has been necessary to register the telephone number of the partner station or the own station necessary for facsimile communication, the image communication mode, etc. in a relatively inconvenient place such as a corner of a room using the operation input unit of the facsimile apparatus. .

The above problems are common even if the communication device connected to the line together with the telephone is a data communication device other than the facsimile device.

[Means for Solving Problems] In order to solve the above problems, in the present invention,
Switching means for selectively connecting the facsimile communication section and a plurality of telephones to an outside line, storage means for storing a telephone number and user abbreviation information used when the facsimile communication section performs facsimile communication, and a registration mode from the plurality of telephones. When the registration mode is selected from the plurality of telephones, the telephone number and the user abbreviation information transmitted by the plurality of telephones are stored in the storage means. A configuration having a registration means for registering with is adopted.

[Examples] Hereinafter, the present invention will be described in detail based on examples shown in the drawings.

FIG. 1 shows the configuration of a communication system adopting the present invention. In the figure, reference numeral 20a is a telephone line, and a line switching circuit 20 composed of an analog switch or the like is connected to this line.

The line switching device 20 has telephones 4, 6, 8 as voice terminals.
Are connected via signal lines 4a, 6a, 8a. As the non-voice terminal, the facsimile communication system after the hybrid circuit 28 is connected via the signal line 20b.

The overall operation of each phone, that is, the function to call an outside line,
Known calls such as speed dial function, on-hook dial function, hands-free call, extension call, transfer function, and the like, and ancillary functions are controlled by the control unit 54 of the facsimile apparatus side via the signal line 54a in this embodiment. To be done. That is, the line control unit of the facsimile machine performs the same function as the main unit of FIG.

The control unit 54 controls the switching operation of the line switching device 20 via the signal line 54a. Data of "0" to "3" is sent to the line switching device 20, and the line 20a is connected to the hybrid circuit 28, the telephone set 4, 6 or 8 in accordance with each data value.
Connect to any of.

The control unit 54 controls the entire operations of the facsimile apparatus and the telephone, and controls according to a program (described later) stored in a ROM (read only memory) 54r.

The facsimile machine after the hybrid circuit is constructed as follows.

First, the hybrid circuit 28 connected to the line switching device 20 via the signal line 20b is used for separating transmission / reception signals. The transmission signal is input through the signal line 38a, and the reception signal is output through the signal line 28a. The transmission system is composed of a conversion circuit 38, a modulator 36 and an image transmission section indicated by reference numerals 30, 32 and 34.

The adder circuit 38 connects the modulator 36 and the modulator 34 to the signal line 34.
It is for adding procedure signals or image signals input via a and 36a.

Modulator 36 is CCITT (International Telegraph and Telephone Consultative Committee) Recommendation V21
The transmission procedure signal input from the control unit 54 via the signal line 54d is modulated by the modulation method that has passed the above.

The reading circuit 30 is composed of a CCD (charge storage device) sensor or the like, and sends the read image signal to the encoding circuit 32 via the signal line 3a. The encoding circuit 32 is a circuit for suppressing redundancy, and compresses an image signal by a known encoding method such as MH (Modified Huffman) method, and the compressed image signal is modulated by a modulator 34 via a signal line 32a. Send to.

The modulator 34 modulates an image signal by a modulation method conforming to CCITT Recommendation v27ter or v29.

On the other hand, the demodulator 40 connected to the signal line 28a is the modulator 3
The received procedure signal is demodulated by the demodulation method corresponding to 6. The demodulated procedure signal is sent to the control unit 54 via the signal line 40a.
Is input to

The received image signal is demodulated, decoded and recorded by the image signal receiving units indicated by reference numerals 42, 44 and 46.

Reference numeral 42 demodulates the image signal by a demodulation method corresponding to the modulation method of the modulator 34. The demodulated signal is the signal line 42
It is input to the decoding circuit 44 via a. This decoding circuit decodes the image signal by a decoding method corresponding to the encoding circuit 32, and the decoded signal is output to the recording circuit 46 from the signal line 44a. The recording circuit 46 is configured by using a thermal printer or the like.

The above-mentioned facsimile circuit and telephones 4, 6,
The line control of 8 is controlled by the control circuit 54 by each block shown in the left half of the figure.

Reference numeral 22 is a circuit for detecting an incoming call by detecting a predetermined signal such as a calling signal, which is connected to the line 20a, and the detection of the incoming call by this circuit is notified to the control circuit 54 via the signal line 22a.

Reference numeral 24 is a signal for generating a sound signal of a yield sound to be sent to the partner station via the line 20a during line switching. Reference numeral 26 is a circuit for sending a dial signal of a predetermined system such as dial tone or dial pulse to the line 20a when calling the partner station. The operation of these yield sound generation circuit 24 and dial signal transmission circuit 26 is performed by the signal line 54, respectively.
It is controlled by the control unit 54 via b and 54c.

In FIG. 2, signal lines 4a, 6a and 8a are lines for transmitting and receiving voice signals for a telephone call, unlike the above-mentioned conventional example. In this embodiment, the power supply circuit 48 supplies power to the telephones 4, 6 and 8.

Data transmission for coupling the control of the telephones 4, 6, 8 and the facsimile machine is controlled by the data transmission controller 52. Data input / output between the data transmission control device 52 and the control device 54 is performed via the signal line 52b. on the other hand,
Data transmission and power supply between the telephones 4, 6, and 8 and the data transmission device 52 are performed via signal lines 52a (plurality). The data transmission control circuit 52 and the control circuit 54 operate in synchronization with the clock generated by the timing generation circuit 50 including a clock generator and the like.

The facsimile apparatus shown in FIG. 1 has a RAM (read-on memory) 54r and a RAM 66 as a storage device. The RAM 66 is used to store various parameters necessary for facsimile communication. For example, this parameter information includes a telephone number necessary for sending a facsimile, a telephone number of the partner station or its own station, software switch information for setting various communication modes such as an image signal mode. Hereinafter, these data will be referred to as communication parameters.

In this embodiment, the communication parameters can be input not only by using the operation unit of the facsimile machine but also by using the keyboards of the telephones 4, 6, and 8. Phones 4, 6,
The communication parameters input at 8 are transferred via the signal line 52a and received via the data transmission circuit 52. Control unit
54 uses the signal lines 66a to 66c for the received communication parameters.
Write to RAM66.

The signal line 66a is used to input a read pulse to the RAM 66, the signal line 66b is used to input a write pulse to the RAM 66, and the signal line 66c is used to exchange data between the control unit 54 and the RAM 66. The read pulse of the signal line 66a is used not only when the control unit 54 uses the data in the RAM 66 during communication, but also when the data is input by the telephones 4, 6, and 8 the input data is monitored and confirmed on the telephone side. Also used in some cases.

FIG. 2 shows the configuration of the telephones 4, 6, or 8. Signal lines 4a and 6 connected to the line switching circuit 20 of FIG.
a to 8a are connected to the line control circuit 70. Signal line 4
a, 6a, or 8a are connected to a telephone circuit 72, a signal sound generating circuit 76 for generating a ringing tone, or a speaker circuit 78 used for a hands-free call or the like via one of the signal lines 70b, 76a, and 70c. To be done.

The telephone circuit 72 is composed of a sound-proof sound circuit, a speech network circuit, and the like, and is connected to the handset 74 via the signal line 72a. On the other hand, the signal line 52a for data transmission and power supply is the power supply circuit 8 for supplying power to each circuit of the telephone.
0 is connected to the data transmission control circuit 88.

The control unit 92 of the telephone including a microcomputer controls the operation of the entire telephone. Data transmission between the data transmission control circuit 88 and the control unit 92 is performed via the signal line 90e.

The control unit 92 includes a keyboard 84 composed of a numeric keypad for use in inputting a telephone number when making a call, and a signal line 92c.
Connected through. The keyboard 84 is provided with start and stop keys used for remote control of the facsimile machine, and control keys for transferring communication parameters to the RAM 66.

Also, display the entered telephone number or signal line 52a.
A display unit 82 composed of a liquid crystal display or the like for displaying the data transferred from the facsimile apparatus side via the is connected to the control unit 92 via a signal line 92b.

The display unit 82 is also used to monitor the operation of the facsimile machine. For example, the telephone number, abbreviation, etc. of the partner station obtained during facsimile communication can be input from the signal line 52a and displayed on the display unit 82.

The display section 82 is used to display both information related to the operation of the telephone and information related to the operation of the facsimile machine. In order to display this information, the display area of the display section 82 is divided into two, or the display is alternated. Display control, such as switching to, can be considered.

That is, the display unit 82 transfers not only the communication parameters to the RAM 66 of the facsimile apparatus but also the ID (identification) information of the partner station obtained during the facsimile communication, the telephone number, etc. and the position away from the facsimile apparatus. You can display these information with.

Further, a lamp circuit 86 including a light emitting element such as an LED (light emitting diode) is also connected via a signal line 92d to monitor the operation of the telephone or the operation of the facsimile machine.

Next, the operation of the above configuration will be described in detail with reference to FIG. FIG. 3 is a flowchart showing an outline of the control procedure of the control unit 54 in FIG. The procedure of FIG. 3 is stored in the ROM 54r of the control unit 54.

The control unit 54 comprehensively controls the operations of the telephones 4, 6 and 8 in addition to the communication operation of the facsimile apparatus, and performs data transmission between the facsimile apparatus and the telephone as required to perform the functions of the telephone and the facsimile apparatus. Combine the functions of. This control includes writing of communication parameters from the above-mentioned telephone side, operation of monitoring facsimile communication from the telephone side, and the like.

First, in step S82, it is determined whether a facsimile operation such as image transmission or reception is selected in step S82. This determination is made by checking an input signal from an operation panel of a facsimile device (not shown).

If there is no operation input, jump to step S86,
If there is an operation input, in step S84, the above-mentioned respective parts of the facsimile apparatus are controlled in response to the operation to perform the image transmission operation. The information obtained during the facsimile operation is sent to the telephone through the signal line 52a as necessary and displayed on the display unit 82 of the telephone. Phones 4, 6, 8
Input control is received from here, and here, control is provided to interrupt or continue the communication operation via the keyboard 84 of the telephone.

In step S86 after the end of the facsimile communication, it is determined whether or not the input control indicating the calling or the like has been performed from the telephones 4, 6, 8 side. The control unit 54 is a data transmission control circuit 52.
It is checked whether or not a signal indicating that the button operation of the keyboard 84 has been performed has arrived from the telephone set 4, 6, or 8 via. When there is an input from the keyboard 84, the control unit 92 of the telephone transfers the input data through the data transmission control circuit 88 and the signal line 52a when the input requires control such as calling.

When step S86 is affirmed, the telephone is controlled according to the input operation in step S88. Here, the call control using the dial signal transmission circuit 26, or the operation of connecting the telephone having the operation input to the line when the incoming call is detected are performed.

On the other hand, if step S86 is denied, step S90
At, it is determined whether the operation of registering the communication parameter to the RAM 66 of the facsimile apparatus is selected from the keyboard 84 of the telephone. This determination is made by checking the data transferred from the telephone side via the data transmission control circuit 52 as in the above.

If the result at step S90 is affirmative, then at step S92, the communication parameter information transferred from the telephone set 4, 6 or 8 via the signal line 52a is received via the transmission control unit 52. Then, the received parameters are written in a predetermined area of the RAM 66 by using the signal lines 66a to 66c and prepared so as to be used in the subsequent facsimile communication operation. When inputting and transferring communication parameters from the telephone, necessary information may be echoed back to the telephone via the data transmission control unit 52 so that the operator on the telephone can accurately monitor the registration operation.

As described above, the line control function of the telephone and the facsimile device, which are conventionally provided redundantly, can be configured by a common circuit, and the cost of the device can be reduced.

Further, the functions of the facsimile machine and the functions of the telephone, which have been independent from each other in the past, are coupled to each other, and information is mutually exchanged from the telephone to the facsimile machine or vice versa, and displayed or displayed based on the operation input. Initiation can be controlled. This allows the operator to monitor and control the operation of the facsimile machine without having to move by the facsimile machine.

In particular, this embodiment has an advantage that various communication parameters such as a telephone number required for facsimile communication, a user abbreviation (destination name corresponding to the telephone number), and software switch information can be registered from the telephone side. Conventionally, the operator had to register the communication parameters using the operation input unit of the facsimile machine in a relatively inconvenient place such as a corner of a room, but according to the present embodiment, the work such as his desk is performed. Communication parameter registration processing can be performed at an easy telephone installation position.

In the above description, the facsimile is connected as the non-voice terminal together with the telephone and the telephone is controlled by the line controller of the facsimile. However, the present invention is not limited to the facsimile, and other data communication devices such as personal computers can be used. The same technique as described above can be implemented even when connecting to the line.

[Effect] As described above, according to the present invention, it is determined whether or not the registration mode is selected from a plurality of telephones, and when it is determined that the registration mode is selected from a plurality of telephones, the transmission is performed by the plurality of telephones. By adopting a configuration in which the telephone number and the user abbreviation information are registered in the storage means, the operator selects a registration mode from a plurality of telephones, transmits the user abbreviation information, and registers it in the storage means. There is an excellent effect that the user abbreviation information used when the facsimile communication unit carries out the facsimile communication can be registered from the telephone which is easy to work, and the operability in registering the user abbreviation information of the facsimile communication can be remarkably improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing the configuration of a communication device adopting the present invention, FIG. 2 is a block diagram showing the configuration of the telephone of FIG. 1, and FIG. 3 is a control procedure of the control unit of FIG. FIG. 4 is a block diagram showing the configuration of a conventional communication device. 2a, 2b, 20a ... Telephone line 20 ... Line switching circuit, 22 ... Incoming call detection circuit 24 ... Holding tone generation circuit 26 ... Dial signal transmission circuit 52,88 ... Data transmission control circuit 54,92 ... Control unit 66 ... RAM, 74 … Handset 82… Display, 84… Keyboard

Front Page Continuation (72) Inventor Kozo Toda 3-30-2 Shimomaruko, Ota-ku, Tokyo Canon Inc. (56) Reference JP-A-58-94270 (JP, A) JP-A-59-47866 (JP, A) JP-A-61-167274 (JP, A)

Claims (1)

[Claims] 1. A switching means for selectively connecting a facsimile communication section and a plurality of telephones to an outside line; a storage means for storing a telephone number and user abbreviation information used when the facsimile communication section performs facsimile communication; Determining means for determining whether or not the registration mode is selected from the telephones, and when the determining means determines that the registration mode is selected from the plurality of telephones, the telephone number and the user abbreviation transmitted by the plurality of telephones. A telephone system having a registration means for registering information in the storage means.