JP3613205B2 - Communication terminal device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a communication terminal apparatus such as a facsimile apparatus that receives image data in a double-sided communication mode and records it in a double-sided printing mode.
[0002]
[Prior art]
In the prior art, a facsimile apparatus that receives image data in a duplex communication mode of facsimile communication and stores the image data in an image memory and then records an image of the stored image data in a duplex printing mode has been internationally standardized and put into practical use. (For example, see ITU-T recommendation T.30 Amendment 1.) In this double-sided communication mode, the alternate mode in which the image data on the front side and the image data on the back side are sent alternately, and the image data on the front side are sent together, and then the image data on the back side are continued together. And continuous mode for transmission.
[0003]
[Problems to be solved by the invention]
However, when the image data on both sides is received and stored in the image memory by the duplex communication mode of the facsimile, the recording paper reversing part of the printer is jammed, or there is no recording paper (one side used) In the case where recording cannot be performed in the double-sided recording mode, for example, the image data on both sides has been stored in the image memory conventionally. Further, when recording is not possible in the duplex printing mode, a facsimile communication procedure signal (DIS signal) indicating “no duplex printing capability” is transmitted to the partner machine.
[0004]
SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and provide a communication terminal device such as a facsimile device that can transfer data so as to be recorded by another communication terminal device such as another facsimile device even when recording in the duplex recording mode is not possible. There is.
[0005]
[Means for Solving the Problems]
A communication terminal device according to the present invention includes a receiving unit that receives image data in a double-sided communication mode, a first storage unit that stores received image data, and an image data received and stored in the double-sided communication mode. In a communication terminal device comprising a recording means for recording an image in a duplex printing mode, a second storage means for storing a transfer destination table including information of a transfer destination capable of transferring image data in the duplex communication mode, and duplex communication When the image data is received in the mode and stored in the first storage means, and the image of the stored image data cannot be recorded in the duplex printing mode by the recording means, the stored image data is stored in the duplex communication mode. And a transfer means for transferring to a transfer destination.
[0006]
Further, in the communication terminal device, even when the image of the image data received in the double-sided communication mode cannot be recorded in the double-sided printing mode by the recording means, a communication procedure signal indicating that the double-sided printing capability is available is sent to the partner machine. And a first control means for transmitting.
[0007]
Further, in the communication terminal device, when the image data stored by the transfer unit cannot be transferred to the transfer destination in the duplex communication mode, the recording unit is configured to record the image of the stored image data in the single-sided print mode. The apparatus further comprises second control means for controlling the above.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments according to the present invention will be described below with reference to the drawings.
[0009]
FIG. 1 is a block diagram showing a configuration of a facsimile machine 20 according to an embodiment of the present invention.
[0010]
The facsimile apparatus 20 according to this embodiment receives image data in the double-sided communication mode, stores the received image data in the image memory 8, and double-sided prints the image of the image data received and stored in the double-sided communication mode. The RAM 7 stores a transfer destination table 7a including a transfer destination facsimile number to which image data can be transferred in the double-sided communication mode, and the main control unit 1 has a double-sided communication. When the image data is received in the mode and stored in the image memory 8 (step S6 in FIG. 2), the image of the stored image data cannot be recorded in the duplex printing mode by the printer 3 (NO in step S8). The transferred image data is transferred to the transfer destination facsimile apparatus in the duplex communication mode (step S23 in FIG. 3). There.
[0011]
Even when the image of the image data received in the double-sided communication mode cannot be recorded in the double-sided printing mode by the printer 3 (YES in step S3), there is a transfer destination facsimile number set in the transfer destination table 7a. When the double-sided printing always declaration mode for declaring “with double-sided printing capability” is set (YES in step S4), a DIS signal, which is a facsimile communication procedure signal indicating “with double-sided printing capability”, is transmitted to the partner machine. (Step S5). Further, when the stored image data cannot be transferred to the transfer destination facsimile apparatus in the double-sided communication mode (NO in step S22 in FIG. 3), the main control unit 1 converts the image of the stored image data into the single-sided printing mode. The printer 3 is controlled so as to record at (Step S13).
[0012]
In FIG. 1, a facsimile machine 20 has a facsimile communication function such as a conventional G3 method, and also has a facsimile communication capability and a duplex printing capability in a duplex communication mode of image data. The main control unit 1 is specifically composed of a CPU, and is connected to the following hardware units via the bus 13 to control them, and executes various software functions to be described later. The scanner 2 reads an original with a CCD or the like and outputs dot image data converted into black and white binary. The printer 3 is an electrophotographic printer or the like, and prints out and records image data received from another facsimile apparatus by facsimile communication as a hard copy. The liquid crystal display 4 is a display device, and displays the operation state of the facsimile apparatus 20 and displays image data of a document to be transmitted and received image data.
[0013]
The operation panel 5 includes character keys necessary for operating the facsimile apparatus 20, a dial keypad, a speed dial key, a one-touch dial key, and various function keys. The liquid crystal display 4 described above may be configured as a touch panel so that some or all of the various keys of the operation panel 5 can be substituted.
[0014]
The ROM 6 stores various software programs that are necessary for the operation of the facsimile apparatus 20 and executed by the main control unit 1 in advance. Here, the ROM 6 stores at least the incoming call processing program of FIGS. Further, these programs may be recorded on a recording medium such as a floppy disk, MO, DVD-RAM, etc., and loaded into the RAM 7 via the drive device as necessary to execute the programs. The RAM 7 is composed of an SRAM, and is used as a working area for the main control unit 1 to store temporary data generated when the program is executed. Here, the RAM 7 stores a transfer destination table 7a including a facsimile number of a transfer destination facsimile apparatus capable of transferring image data in the duplex communication mode. The image memory 8 is a storage device for storing image data before and after the facsimile encoding or decoding processing on the image data by the CODEC circuit 12, and is constituted by a flash memory, for example.
[0015]
The fax modem 10 is connected to the public telephone network 50 via the public telephone line L and has a function of a fax modem for normal facsimile communication. The fax modem 10 demodulates data of paper size information received as an FSK signal. Output to the main control unit 1. An NCU (Network Control Unit) 11 is a hardware circuit that performs an operation of closing and opening a DC loop of an analog public telephone line L and having an automatic dial function. Is connected to the public telephone line L. Here, the NCU 11 detects the ID receiving terminal activation signal and the normal telephone call signal in the outgoing telephone number notification service, and transmits the primary response signal and the secondary response signal in the outgoing telephone number notification service as necessary. can do. The NCU 11 may be connected to a baseband transmission type digital line (for example, an ISDN line) via a predetermined terminal adapter and a DSU (Subscriber Line Terminating Unit: Digital Service Unit).
[0016]
The CODEC circuit 12 encodes image data read and converted by the scanner 2 into predetermined facsimile image data, or decodes predetermined facsimile image data received from the partner machine into bitmap image data. Circuit.
[0017]
The facsimile apparatus 20 of the present embodiment configured as described above has a facsimile communication capability and a duplex printing capability in a duplex communication mode of image data in addition to a normal facsimile communication function such as the G3 system. In the facsimile communication function, the dot image data read by the scanner 2 is encoded by the CODEC circuit 12 in accordance with an encoding method such as MH, MR, MMR, etc. defined in the facsimile communication standard, and then the counterpart facsimile apparatus. On the other hand, the encoded data received from the facsimile machine of the other party is also decoded into image data by the CODEC circuit 12 and output from the printer 3 as a hard copy.
[0018]
2 and 3 are flowcharts showing the incoming call processing executed by the control unit 1 of the facsimile machine 20 of FIG.
[0019]
In FIG. 2, it is first determined whether or not an incoming call is received in step S1, and the process of step S1 is repeated until YES is determined. When YES is determined, it is determined whether or not there is a recording sheet in step S2. If YES, the process proceeds to step S3. If NO, the process proceeds to step S4. In step S3, it is determined whether or not the double-side recording reversing unit of the printer 3 is in a jammed state. If YES, the process proceeds to step S4. In step S4, it is determined whether or not a transfer destination facsimile number is set in the transfer destination table 7a, and whether or not a double-sided printing regular declaration mode for declaring “with double-sided printing capability” is set. On the other hand, if NO, the process proceeds to step S10.
[0020]
In step S5, a DIS signal indicating "with double-sided printing capability" is sent out. In step S6, the image data is received in the double-sided communication mode and stored in the image memory 8, and then the line is opened in step S7. Next, in step S8, it is determined whether there is a recording sheet and the reversing portion is not jammed or not. If YES, the process proceeds to step S9. If NO, the process proceeds to step S21 in FIG. In step S9, the image data stored in the image memory 8 is printed in the duplex printing mode, and the incoming call processing is terminated.
[0021]
On the other hand, in step S10, a DIS signal indicating "no double-sided printing capability" is sent out. In step S11, the image data is received in the single-sided communication mode and stored in the image memory 8, and then the line is opened in step S12, and step S13. Proceed to Next, in step S13, the image data stored in the image memory 8 is printed in the single-sided printing mode, and the incoming call process is terminated.
[0022]
In step S21 in FIG. 3, a call is made to a predetermined transfer destination, and in step S22, it is determined whether a DIS signal indicating “with duplex printing capability” is received from the transfer destination partner machine. On the other hand, the process proceeds to step S23, while if NO, the process proceeds to step S25. After the image data stored in the image memory 8 is transmitted in the double-sided communication mode in step S23, the line is released in step S24, and the incoming call process is terminated. On the other hand, a DCN signal is transmitted in step S25, the line is released in step S26, and the process returns to step S13 in FIG. Then, the image data stored in the image memory 8 is printed in the single-sided printing mode, and the incoming call processing is terminated.
[0023]
As described above, according to the embodiment, the RAM 7 stores the transfer destination table 7a including the transfer destination facsimile number to which image data can be transferred in the duplex communication mode, and the main control unit 1 is in the duplex communication mode. When the image data is received and stored in the image memory 8 (step S6 in FIG. 2), the image of the stored image data cannot be recorded in the double-sided printing mode by the printer 3 (NO in step S8). The image data is transferred to the transfer destination facsimile apparatus in the duplex communication mode (step S23 in FIG. 3). Accordingly, even when the image of the received image data cannot be recorded in the duplex printing mode, it can be transferred to another facsimile apparatus and recorded in the duplex recording mode.
[0024]
Even when the image of the image data received in the double-sided communication mode cannot be recorded in the double-sided printing mode by the printer 3 (YES in step S3), there is a transfer destination facsimile number set in the transfer destination table 7a. When the double-sided printing always declaration mode for declaring “with double-sided printing capability” is set (YES in step S4), a DIS signal, which is a facsimile communication procedure signal indicating “with double-sided printing capability”, is transmitted to the partner machine. (Step S5). Accordingly, when the recording paper is reset or the jammed state of the recording paper is released, it can be recorded in the double-sided printing mode by itself (YES in step S8, S9), or the received image data Even when the image cannot be recorded in the duplex printing mode, it can be transferred to another facsimile machine and recorded in the duplex recording mode (NO in step S8, steps S21 to S23 in FIG. 3).
[0025]
Further, when the stored image data cannot be transferred to the transfer destination facsimile apparatus in the double-sided communication mode (NO in step S22 in FIG. 3), the main control unit 1 converts the image of the stored image data into the single-sided printing mode. In step S13, the printer 3 is controlled so as to record. Accordingly, when transfer to the destination facsimile apparatus is not possible, the image can be recorded in the single-sided printing mode by itself and the contents of the transmitted image data can be confirmed.
[0026]
In the above embodiment, the example of the facsimile apparatus 20 has been described. However, the present invention is not limited to this, and for example, a telephone, a data communication apparatus, etc. connected to a public network such as a public telephone network or a public digital circuit network. It can apply to the communication terminal device containing.
[0027]
【The invention's effect】
As described above in detail, according to the communication terminal device of the present invention, the receiving means for receiving the image data in the double-sided communication mode, the first storage means for storing the received image data, and the receiving in the double-sided communication mode. And storing a transfer destination table including transfer destination information to which image data can be transferred in the double-sided communication mode, in a communication terminal device including a recording unit that records the image of the stored image data in the double-sided printing mode. Stored when the image of the stored image data cannot be recorded in the duplex printing mode by the recording means when the image data is received in the duplex storage mode and stored in the first storage means. Transfer means for transferring the image data to the transfer destination in the double-sided communication mode. Therefore, even when the image of the received image data cannot be recorded in the duplex printing mode, it can be transferred to a communication terminal device such as another facsimile machine and recorded in the duplex recording mode.
[0028]
Further, in the communication terminal device, even when the image of the image data received in the double-sided communication mode cannot be recorded in the double-sided printing mode by the recording means, a communication procedure signal indicating that the double-sided printing capability is available is sent to the partner machine. And first control means for transmitting. Therefore, when the recording paper is reset or the jammed state of the recording paper is released, it can be recorded in the double-sided printing mode by itself, or the image of the received image data cannot be recorded in the double-sided printing mode. Even in the state, it can be transferred to a communication terminal device such as another facsimile device and recorded in the duplex recording mode.
[0029]
Further, in the communication terminal device, when the image data stored by the transfer unit cannot be transferred to the transfer destination in the duplex communication mode, the recording unit is configured to record the image of the stored image data in the single-sided print mode. It further has the 2nd control means which controls. Therefore, when the data cannot be transferred to the transfer destination communication terminal device, it can be recorded in the single-sided printing mode by itself and the image content of the transmitted image data can be confirmed.
[Brief description of the drawings]
FIG. 1 is a block diagram illustrating a configuration of a facsimile machine 20 according to an embodiment of the present invention.
FIG. 2 is a flowchart showing a first part of incoming call processing executed by the control unit 1 of the facsimile apparatus 20 of FIG. 1;
FIG. 3 is a flowchart showing a second part of incoming call executed by the control unit 1 of the facsimile apparatus 20 of FIG. 1;
[Explanation of symbols]
1 ... main control part,
2 ... Scanner,
3 ... Printer,
4 ... Liquid crystal display,
5 ... Control panel,
6 ... ROM,
7 ... RAM,
7a: Transfer destination table,
8 ... Image memory,
10. Fax modem,
11 ... NCU,
12 ... CODEC circuit,
13 ... Bus
20 ... facsimile machine,
L: Public telephone line.

Claims (2)

Receiving means for receiving image data in the duplex communication mode;
First storage means for storing received image data;
In a communication terminal device comprising recording means for recording an image of image data received and stored in a duplex printing mode in a duplex printing mode,
Second storage means for storing a transfer destination table including transfer destination information to which image data can be transferred in the duplex communication mode;
When image data is received in the duplex communication mode and stored in the first storage unit, the stored image data cannot be recorded in the duplex printing mode by the recording unit, and the stored image data is stored in the duplex communication mode. and transfer means for transferring to the destination in,
First control means for transmitting a communication procedure signal indicating the presence of double-sided printing capability to the counterpart device even when the image of the image data received in the double-sided communication mode cannot be recorded in the double-sided printing mode by the recording means. And a communication terminal device. Second control means for controlling the recording means to record the image of the stored image data in the single-sided printing mode when the image data stored by the transferring means cannot be transferred to the transfer destination in the double-sided communication mode. The communication terminal apparatus according to claim 1, further comprising:

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