JP2001257858A - Image communication device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image communication device which enables an operator on a transmitter side which communicates while specifying multiple terminals with subaddress signals to recognize what multiple terminals that a receiver side accommodates are. SOLUTION: Multiple terminals are connected to an image communication device which can communicate an ITU-T recommendation subaddress signal and this image communication device has a means which notifies a transmitter of the kinds of the connected terminals from the receiver when the image communication device is operating as the receiver.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image communication apparatus such as a facsimile apparatus, and more particularly to an image communication apparatus capable of communicating a subaddress signal.

[0002]

2. Description of the Related Art A conventional facsimile apparatus capable of communicating a sub-address signal accommodates a plurality of terminals. When the facsimile apparatus is a receiver, a transmitter which is a counterpart of the receiver is accommodated. A sub-address signal is transmitted to a plurality of terminals to specify a terminal to be distributed.

[0003]

By the way, in the above-mentioned conventional example, it is difficult for the user on the transmitter side to know what terminal the facsimile apparatus as the receiver accommodates.

Therefore, when a plurality of facsimile apparatuses are connected via wireless communication, all of the plurality of terminals are designated and transmitted.

[0005] However, this means that facsimile communication is performed with respect to all the wireless facsimile apparatuses, and facsimile transmission may be useless. In this case, there is a problem that wireless communication cannot be used effectively.

The above problem is a problem that also occurs in other image communication devices.

According to the present invention, an operator on a transmitter side for performing communication by designating a plurality of terminals by using a sub-address signal includes:
It is an object of the present invention to provide an image communication device capable of recognizing a plurality of terminals accommodated in a receiver.

[0008]

According to the present invention, there is provided an image communication apparatus capable of communicating an ITU-T recommended subaddress signal, wherein a plurality of terminals are connected to the image communication apparatus, and the image communication apparatus is used as a receiver. An image communication apparatus having means for notifying the type of the connected terminal from the receiver to the transmitter when operating.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a block diagram showing a facsimile apparatus FS1 according to one embodiment of the present invention.

An NCU (network control unit) 2 connects to a terminal of the line to use the telephone network for data communication and the like.
It controls connection of the telephone exchange network, switches to a data communication path, and holds a loop. The NCU 2 receives a signal from the control circuit 20 (signal line 20).
If a) is "0", the telephone line 2a is connected to the telephone. If the signal is "1", the telephone line 2a is connected to the facsimile machine. If the signal is "2", the signal is "2". Line 2c
Is connected to the optional signal line 30b. In a normal state, the telephone line 2a is connected to the telephone 4 side.

The hybrid circuit 6 separates the transmission system signal and the reception system signal, sends the transmission signal from the addition circuit 12 to the telephone line 2a via the NCU 2, and receives the signal from the other party via the NCU 2. , To the modem 8 via the signal line 6a.

The modem 8 is based on ITU-T Recommendation V. 8,
V. 21, V.I. 27ter, V.I. 29, V.I. 17, V.I.
34, a modulator and a demodulator that performs modulation and demodulation based on C.34.
Each transmission mode is specified by the signal line 20c. The modem 8 receives the signal output on the signal line 20b, outputs the modulated data on the signal line 8a, receives the received signal output on the signal line 6a, and outputs the demodulated data on the signal line 8a.
b.

The circuit 10 for transmitting the ANSam signal transmits the ANSam signal to the signal line 10a when the signal of the signal level "1" is output to the signal line 20d, and outputs the signal of the signal level "0" to the signal line 20d. When a signal is being output, no signal is output to the signal line 10a.

The adder circuit 12 receives information on the signal line 8a and information on the signal lines 10a and 22a, and outputs the result of the addition to the signal line 12a.

The read circuit 14 transmits read data to a signal line 14.
output to a.

The recording circuit 16 sequentially records information output to the signal line 20e line by line.

The memory circuit 18 is used to store raw information or encoded information of read data, and to store received information or decoded information.

When a calling command pulse is generated on the signal line 20f, the calling circuit 22 inputs the telephone number information output on the signal line 20g, and outputs a DTMF selection signal on the signal line 22a.

The operation unit 24 includes a one-touch dial, a speed dial, a numeric keypad, a * / # key, a set key, a start key, a stop key, a registration key for the optional terminal registration circuit 29, and other function keys. The information is output to the signal line 24a.

The sub-address signal input button 26 is pressed to input a sub-address signal. When the sub-address signal input button 26 is pressed, a pressing pulse is generated on the signal line 26a.

The display circuit 28 inputs information on the signal line 20h and performs display.

The option terminal registration circuit 29 is connected to the signal line 2
The plurality of terminals accommodated via 9a are registered as a plurality of facsimile terminals connected via wireless or a plurality of personal computers connected to LAN.

A plurality of facsimile machines FAX1 to FAX
6 is connected to the facsimile machine FS1 via wireless, the plurality of personal computers PC1 to PC6 are connected to the LAN, and the plurality of facsimile machines FAX1 to FAX6 or the plurality of personal computers PC1 to PC6 are optionally connected to the facsimile machine FS1. it can.

The radio conversion circuit 30 converts information output on the signal line 30b into radio information, outputs the information from the antenna 30a, and vice versa. Here, the signal line 30b is NC
It is connected to U2.

Facsimile machines FAX1, FAX2, F
AX3, FAX4, FAX5, FAX6 are antennas 32a, 34a,... 36a, and signal lines 32b, 34, respectively.
b,... 36b are transmitted and received wireless information.

A network card 40 is provided, a signal line 40a is a bicentro interface, connected to the control circuit 20, and a signal line 40b is Ethernet (registered trademark).

Personal computers PC1, PC2, PC3, PC
4, PC5 and PC6 are connected to the Ethernet 40b.

In a facsimile apparatus capable of communicating an ITU-T recommended sub-address signal, when the facsimile apparatus connects a plurality of terminals and the facsimile apparatus is a receiver, the control circuit 20 controls the type of the connected terminal. From a facsimile machine as a receiver to a transmitter of the other party. Further, the transmitter that has received the notification of the type of the plurality of connected terminals displays the type of the notification, and further, based on the type of this terminal, determines whether to permit distribution to a plurality of destinations. Determine whether or not. Here, the plurality of connected terminals are facsimile apparatuses connected via a plurality of wireless devices or personal computers connected to a LAN.

Next, the operation of the above embodiment will be described.

FIGS. 2, 3, 4 and 5 are flowcharts showing the control operation of the control circuit 20 in the above embodiment.

In S2, nothing is displayed on the display circuit 28 via the signal line 20h.

In S4, the fact that the terminal is not connected to the option terminal is registered in the option terminal registration circuit 29 via the signal line 29a.

In S6, a signal "0" is output to the signal line 20a, and the CML is turned off. In S8, the signal is output to the signal line 20d.
Outputs signal level “0” and does not transmit ANSam signal.

In S10, the information of the signal line 24a is input, and it is determined whether or not the registration in the optional terminal registration circuit 29 is selected. When the registration in the optional terminal registration circuit 29 is selected, the process proceeds to step S12. The process proceeds to step S14 if registration in the option terminal registration circuit 29 has not been selected.

In step S12, a facsimile apparatus or a LAN connected as an option terminal to the option terminal registration circuit 29 via a signal line 29a, for example, wirelessly.
Represents registration with a personal computer connected via. In the above embodiment, it is assumed that either is connected.

In S14 and S16, it is determined whether reception or transmission is selected. If transmission is selected, the process proceeds to S28, and if reception is selected, the process proceeds to S20.

In S20, a signal "1" is output to the signal line 20a to turn on the CML.

In S22, a pre-procedure is executed. here,
Notifies that there is a sub-address signal reception function, and also informs the transmitter whether the accommodated terminals are facsimile devices connected via radio or personal computers connected via LAN. Notice.

At S24, an image signal is received. here,
When a SUB signal is received, communication control based on the SUB signal is executed.

In S26, a post-procedure is executed. In S28, information on the signal lines 24a and 26a is input, and terminal designation information by a sub-address signal is inputted. Here, designation of a plurality of terminals is accepted.

In S30, a signal "1" is output to the signal line 20a to turn on the CML. In S32, a call is made to the designated destination using the calling circuit 22, and in S34,
In S36 for executing the pre-procedure, it is determined whether or not the other party has a function of receiving a sub-address signal. If the other party has a function of receiving a sub-address signal, the process proceeds to step S40, where the other party has a function of receiving a sub-address signal. If not, the process proceeds to step S38.

In step S38, the display circuit 28 displays, on the display circuit 28 via the signal line 20h, "the communication is interrupted because the other party has no function of receiving the sub-address signal." This display
Erase with some key operation.

In S40, a plurality of terminals accommodated by the partner device notified in the pre-procedure are checked, and if the plurality of terminals are personal computers connected to the LAN, step S4
2 and the above-mentioned plurality of terminals
If it is AX, the process proceeds to step S50.

In S42, the remaining pre-procedures are executed, and the input terminals are transmitted to ITU-T Recommendation T.40. 33
On the basis of the sub-address signal.

In step S44, the display circuit 28 displays, via the signal line 20h, "a plurality of terminals accommodated by the other
PC connected to N. OK to specify multiple terminals
is. Is displayed. This display is turned off by any key operation.

In S46, an image signal is transmitted, and in S48, a post-procedure is executed.

In step S50, the display circuit 28 displays, via the signal line 20h, "The plurality of terminals accommodated by the partner device are faxes connected via wireless communication.
Please specify the destination. May the last input address be specified? "Is displayed. This display is turned off by any key operation.

In S52, the information of the signal line 24a is input, and if it is acceptable to specify the last input destination, the process proceeds to step S56. If the last input destination must not be specified, the process proceeds to step S56. Proceed to S54.

In S54, the display circuit 28 displays "Interruption of communication" via the signal line 20h. This display is turned off by any key operation.

In S56, the remaining pre-procedures are executed. Here, the first input destination is specified, and the ITU-T Recommendation T.50 is used. 33, and notifies the terminal designated by the sub-address signal.

In the above embodiment, when a facsimile apparatus capable of communicating an ITU-T recommended sub-address signal connects a plurality of terminals and operates as a receiver, the type of the connected terminal is determined by the receiver. And means for notifying the other party of the transmitter.

In the above embodiment, the transmitter that has received the notification of the types of the plurality of connected terminals displays the types of the plurality of terminals.

Thus, a transmitter-side operator who specifies a plurality of terminals by sub-address signals and performs communication can recognize what the plurality of terminals accommodated in the receiver are.

In the above embodiment, the transmitter which has received the notification of the types of the plurality of connected terminals determines whether or not to permit distribution to a plurality of destinations based on the types of the terminals. can do.

Furthermore, in the above embodiment, the plurality of connected terminals can be a facsimile device connected via a plurality of radios or a personal computer connected to a LAN. If the plurality of terminals accommodated are facsimile apparatuses via radio, designation of only one destination is permitted by a sub-address signal, and the plurality of terminals accommodated by the facsimile apparatus of the receiver are connected to the LAN. In the case of a personal computer, the display is made on the personal computer only when actually accessed from the personal computer, so that designation of a plurality of destinations can be permitted by the sub-address signal.

The above embodiment may be applied to another image communication device such as a personal computer having an image communication function.

[0057]

According to the first and second aspects of the present invention, the operator on the transmitter side, which performs communication by designating a plurality of terminals by a subaddress signal, can determine which terminals are accommodated in the receiver. This has the effect of being able to recognize whether there is.

According to the third and fourth aspects of the present invention, if the plurality of terminals accommodated by the facsimile apparatus of the receiver are facsimile apparatuses via radio, designation of only one destination is performed by a subaddress signal. If the multiple terminals accommodated in the facsimile device of the receiver are personal computers connected to the LAN, they will be displayed on the personal computer only when actually accessed from the personal computer. This has the effect that the user can be permitted.

[Brief description of the drawings]

FIG. 1 shows a facsimile apparatus FS according to an embodiment of the present invention.
FIG.

FIG. 2 is a flowchart showing a control operation of a control circuit 20 in the embodiment.

FIG. 3 is a flowchart showing a control operation of a control circuit 20 in the embodiment.

FIG. 4 is a flowchart showing a control operation of a control circuit 20 in the embodiment.

FIG. 5 is a flowchart showing a control operation of a control circuit 20 in the embodiment.

[Explanation of symbols]

 FS1: facsimile machine, 20: control circuit, 26: sub-address signal input button, 28: display circuit, 29: option terminal registration circuit, 30: wireless conversion circuit, FAX1 to FAX6: facsimile machine, PC1 to PC6: personal computer.

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference) NN34 PP01 QQ04

Claims (5)

[Claims] 1. An image communication apparatus capable of communicating an ITU-T recommended sub-address signal, wherein a plurality of terminals are connected to the image communication apparatus, and the image communication apparatus operates as a receiver. An image communication apparatus, comprising: means for notifying a type of a connected terminal from the receiver to a transmitter. 2. The image communication apparatus according to claim 1, wherein the transmitter notified of the terminal type is a transmitter displaying the notified terminal type. 3. The transmitter according to claim 1, wherein the transmitter notified of the type of the terminal determines whether to permit distribution to a plurality of destinations based on the notified type. An image communication device, which is a transmitter. 4. The terminal according to claim 1, wherein the plurality of connected terminals are a facsimile device connected via a plurality of wireless devices or a personal computer connected to a LAN. An image communication device, comprising: 5. The image communication device according to claim 1, wherein the image communication device is a facsimile device.