JP2000332937A - Facsimile receiving system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a facsimile receiving system in which, when an image received by an information processing apparatus is unclear, a clear image can be retransmitted without imposing a burden on a receiving user. SOLUTION: In a facsimile receiving system in which an information processing apparatus PC is connected to a facsimile apparatus and image information received by the facsimile apparatus can be transferred to the PC, at the time of facsimile reception, the facsimile apparatus 2
The image information and the destination terminal number sent from the destination facsimile apparatus are transferred to the PC 1, the destination terminal number is stored in the destination number storage unit 13 by the PC 2, and a retransmission instruction is issued by the operation unit 15 or the like. At this time, a retransmission request including the destination terminal number stored in the destination number storage unit 13 is sent to the facsimile apparatus 2, and the facsimile apparatus 2 calls the facsimile apparatus having the destination terminal number, and transmits the retransmission request information. The configuration is such that the included signal is transmitted to the facsimile machine.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facsimile receiving system in which an information processing apparatus such as a personal computer is connected to a facsimile apparatus and image information received by the facsimile apparatus can be transferred to the information processing apparatus. And a facsimile receiving system capable of issuing a retransmission request from an information processing apparatus.

[0002]

2. Description of the Related Art As shown in FIG. 7, a personal computer 1 is connected to a facsimile apparatus 2a connected to a public line 4.
a PC-FAX directly connected to an information processing device such as a
The system is widespread. In such a PC-FAX system, a document created by a personal computer 1a is passed to a directly connected facsimile apparatus 2a, where the document is bitmap-decompressed into image information, and further encoded into a predetermined facsimile signal. The facsimile apparatus 2a converts the image information into an image format of the personal computer 1a, and transmits the image data to the personal computer 1a in the facsimile apparatus 2a. Or you can. However, in the above-described PC-FAX system, when a facsimile is received, there is a problem that an image received by the personal computer 1a is partially unclear. For example, such a problem may occur when the reading density of the image information transmitting side facsimile apparatus 2b is low or high. In such a case, conventionally, for example, the telephone number of the facsimile transmission side is checked, and retransmission of the image information is requested using the telephone.

[0003]

As described above, in the prior art, when an image received by an information processing apparatus such as a personal computer is partially unclear, for example, the telephone number of the facsimile transmission side is checked and the telephone number is determined. In this case, the user has to request retransmission of the image information by using, so that a problem is imposed on the user on the receiving side. An object of the present invention is to solve such a problem of the related art, and when an image received by an information processing device such as a personal computer is unclear, retransmit a clear image without burdening a receiving user. An object of the present invention is to provide a facsimile receiving system to be received.

[0004]

According to a first aspect of the present invention, an information processing apparatus is connected to a facsimile apparatus, and the image information received by the facsimile apparatus is processed by the information processing apparatus. In a facsimile receiving system that can be transferred to a device, at the time of facsimile reception, the facsimile device transfers the image information sent by the destination facsimile device and the destination terminal number to the information processing device,
The information processing apparatus stores the destination terminal number in a destination number storage unit, and when a retransmission instruction is issued by retransmission instruction means in the information processing apparatus, the information processing apparatus stores the destination terminal number in the destination number storage unit. Issue a retransmission request containing the stored destination terminal number to the connected facsimile machine,
Thereby, the facsimile apparatus calls the facsimile apparatus of the destination terminal number and transmits a signal including retransmission request information to the facsimile apparatus of the destination terminal number. According to a second aspect of the present invention, in the first aspect, the signal including the retransmission request information is an image information signal including a part of the received image information. According to a third aspect of the present invention, in the facsimile receiving system, wherein the information processing apparatus is connected to the facsimile apparatus, and the image information received by the facsimile apparatus can be transferred to the information processing apparatus. However, while transferring the received image information to the information processing apparatus and holding the line connected, the information processing apparatus receiving the image information is instructed to retransmit by the retransmission instruction unit in the information processing apparatus. Then, a retransmission request is issued to the connected facsimile apparatus, and the facsimile apparatus transmits a signal including retransmission request information to the connected facsimile apparatus. Also, in the invention according to claim 4, in the invention according to claim 2 or 3, the information processing apparatus includes:
Marking means for writing a mark indicating a part which is difficult to read is displayed on the displayed image information, and the information processing device passes the image information with the mark written by the marking means to a connected facsimile apparatus, and the facsimile apparatus retransmits the image information. The image information is transmitted to the destination facsimile machine together with the request information.

[0005]

According to the first aspect of the present invention, at the time of facsimile reception, the facsimile apparatus transfers the image information and the destination terminal number sent from the destination facsimile apparatus to the information processing apparatus. And thereby
In the information processing device, the destination terminal number is stored, and when a retransmission instruction is issued, a retransmission request including the stored destination terminal number is issued to the connected facsimile apparatus, and as a result, The facsimile apparatus makes a call to the facsimile apparatus having the destination terminal number, and transmits a signal including retransmission request information to the facsimile apparatus having the destination terminal number. According to a second aspect of the present invention, in the first aspect, the image information signal including a part of the received image information is transmitted as a signal including the retransmission request information. According to the third aspect of the present invention, at the time of facsimile reception, the image information received by the facsimile apparatus is transferred to the information processing apparatus, and the line is held connected. When the instruction is issued, a retransmission request is issued to the connected facsimile machine, and the facsimile machine
A signal including the retransmission request information is transmitted to the connected facsimile machine. According to a fourth aspect of the present invention, in the second or third aspect of the present invention, the information processing device writes a mark in a portion of the received image information that is difficult to read, and connects the image information with the mark written thereto. The image information is transmitted to the destination facsimile apparatus together with the retransmission request information by the facsimile apparatus.

[0006]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a block diagram showing the configuration of a facsimile receiving system according to a first embodiment of the present invention. As shown, the facsimile receiving system of this embodiment includes a personal computer 1 as an information processing apparatus, a facsimile apparatus 2 connected to a public line, a transmission line 3 connecting the personal computer 1 and the facsimile apparatus 2, and the like. It is composed of Further, the personal computer 1 includes a main control unit 11 having a RAM for storing a program and a CPU operating according to the program, and the main control unit 11 displays image information received from the facsimile apparatus 2 or the like. A display processing unit 12, a destination number storage unit 13 for storing the destination terminal number received together with the image information, a retransmission request transmission unit 14 for transmitting a retransmission request to the facsimile apparatus 2 in accordance with a user's instruction, An operation unit 15 including a keyboard and a mouse, a display device 16 for displaying received image information and the like are provided. Also, the retransmission instructing means is provided by the main control unit 1.
1, an operation unit 15, a display device 16, and the like. Further, the facsimile apparatus 2 includes a ROM having a built-in program and a CPU operating according to the program.
And a main control unit 21 for managing and controlling the entire facsimile apparatus including a retransmission request recognition unit 22 for recognizing a retransmission request command sent from the personal computer 1, and a facsimile reception unit. A reception image output switching unit 23 for switching the output destination to the personal computer 1 or a plotter (not shown) in the facsimile apparatus 2 at times is provided.
A communication control unit 24 for performing facsimile transmission / reception in accordance with a transmission control procedure; a modem 25 comprising a low-speed modem and a high-speed modem for modulating and demodulating a signal; and a network control unit for setting a call with a remote facsimile apparatus via a public line. (NCU) 26 and the like. In a digital line, the modem 25 and the NCU 26 are DSUs. When performing general facsimile transmission with such a facsimile apparatus, first, the main control unit 21 reads image information with a scanner (not shown) and encodes the image information with a DCR (not shown). And store it in a RAM or the like in the main control unit 21. In addition, the main control unit 21 obtains outgoing designation information such as a destination specified by an operation display unit (not shown), and receives the destination information.
The CU 26 sets up a call with the designated destination. continue,
The communication control unit 24 executes the phase B via the low-speed modem, and then proceeds to the phase C, modulates the coded image information in the RAM or the like by the high-speed modem in the modem 25, and transmits the modulated image information via the NCU 26. . When receiving, N
After the CU 26 sets up the call, it enters phase B, performs predetermined communication via the low-speed modem, enters phase C, and receives encoded image information. Then, the image information is
The data is stored in the RAM via the CU 26 and the communication control unit 24, decoded by the DCR, and output to a plotter via the RAM or stored in an image memory (not shown).

FIG. 2 shows an operation flow of the first embodiment. Hereinafter, the operation of this embodiment in the case of the G3 transmission control procedure will be described with reference to FIG. First, the NCU 26 of the facsimile machine 2 detects an incoming call and connects the line (S
1). Then, when entering the phase B and receiving the TSI signal, the main control unit 21 obtains the destination terminal number and stores it in the RAM.
Hold within. Also, a predetermined signal of the phase B (for example, an NSC signal, an NSS signal, or a newly added signal)
When the information indicating whether or not the output destination is the personal computer 1 is sent, the received image output switching unit 23 receives the signal from the communication control unit 24 and determines the output destination (S
2). If it is determined that the output destination is the personal computer 1 (YES in S2), the received image output switching unit 23 compares the held destination terminal number and the image information transmitted in phase C with each other. The data is transferred to the personal computer 1 (S3). At the time of this transfer, the main controller 21 decodes the image information by DCR. In the personal computer 1, when receiving the destination terminal number and the image information, the main control unit 11 stores the destination terminal number in the destination number storage unit 13, and the display processing unit 12 converts the data format of the image information and the like. Then, the received image information is displayed on the display device 16 (S4). In the facsimile machine 2, when the image information is completely received, the communication control unit 24 transmits an acknowledgment signal (MCF signal) to the destination facsimile machine in accordance with an instruction from the main control unit 21, whereby the line is disconnected. .

Subsequently, in the personal computer 1, the user looks at the displayed image and determines whether the image is not unclear, that is, whether the image is legible (S).
5). Then, it is determined that there is a part that the user cannot read (NO in S5), and the resend request button displayed by the mouse or the like constituting the operation unit 15 is designated (S5).
6), the retransmission request sending section 14 acquires the destination terminal number stored in the destination number storage section 13 and creates a retransmission request command including the destination terminal number. Further, the retransmission request sending section 14 passes the created retransmission request command to the facsimile apparatus 2, and in the facsimile apparatus 2, when the retransmission request recognition section 22 recognizes that the signal received from the personal computer 1 is a retransmission request command, NCU 26 sends the destination terminal number included in the command.
The NCU 26 calls the facsimile apparatus of the destination terminal number to connect the line. Then, the retransmission request recognition unit 22 transmits a retransmission request signal in which the destination terminal number is removed from the command to the destination facsimile apparatus during the phase B (S7). In this way, in the destination facsimile machine, the user knows the retransmission request, causes the original to be read again, and retransmits the image information. Hereinafter, the process is repeated from step S1. If it is determined in step S5 that the image can be read (YES in S5), the user causes the plotter connected to the personal computer 1 to output the received image information (S8).
On the other hand, if it is determined in step S2 that the output destination is not a personal computer (NO in S2), normal (general) image information reception is performed (S9). Thus, according to this embodiment, when an image received by a personal computer is unclear, a clear image can be retransmitted without imposing a burden on the user on the receiving side.

In the second embodiment of the present invention, instead of sending a retransmission request signal in the first embodiment, for example, as shown in FIG. Send the image information with. In this embodiment, the RAM in the personal computer 1 is stored in FIG.
Is stored in advance in a facsimile image format, and when a user instructs a retransmission request, the retransmission request transmitting unit 14 transmits the facsimile image to the retransmission request form. The head of the received image information in the format is attached and sent to the facsimile device 2 together with the destination terminal number. Thereby, the facsimile machine 2
Transmits the received image information as shown in FIG. 3 to the facsimile apparatus having the destination terminal number in a normal image information transmission procedure. Thus, according to this embodiment, the image information transmitting side can more clearly know which document is to be retransmitted, and from the attached initial image, the reading density was too low or too high. Thus, the cause of the transmitted image information being unclear can be understood. In the third embodiment of the present invention, when receiving a facsimile, a retransmission request signal is transmitted while the line is not disconnected. In this embodiment, the destination number storage unit 13 shown in FIG. 1 is unnecessary.
Hereinafter, the operation of this embodiment will be described according to the operation flow shown in FIG. First, the NC of the facsimile machine 2
U26 detects the incoming call and connects the line (S11). Then, when a phase B is entered and information indicating whether or not the output destination is the personal computer 1 is transmitted by a predetermined signal (for example, an NSC signal, an NSS signal, or a newly added signal), the reception image output switching unit 23 is a communication control unit 24
To determine the output destination (S1).
2). If it is determined that the output destination is the personal computer 1 (YES in S12), the received image output switching unit 23 transfers the image information sent in phase C to the personal computer 1 (S13). At the time of this transfer, the main controller 21 decodes the image information by DCR. The main control unit 21 does not output an affirmative signal (MCF signal) even after the image information reception is completed, and keeps the line connected (S14). Therefore, if the mode is non-ECM, the EOP signal is transmitted many times during this time. If the mode is ECM, transmission of the RNR signal and RR
Repeat signal reception. On the other hand, in the personal computer 1, when the image information is received, the display processing unit 12 converts the image data format and the like, and displays the received image information on the display device 16 (S15). Then, the user looks at the displayed image and determines whether or not the image is unclear, that is, whether or not the image is legible (S16). In this way, it is determined that there is a part that the user cannot read (S16).
When the displayed retransmission request button is instructed by a mouse or the like (S17), the retransmission request sending unit 14 creates a retransmission request command. Further, the retransmission request sending unit 14
Passes the created retransmission request command to the facsimile apparatus 2. In the facsimile apparatus 2, when the retransmission request recognition unit 22 recognizes that the signal received from the personal computer 1 is the retransmission request command, the other party facsimile apparatus in the connected state. To the retransmission request signal (S1).
8).

[0010] Thereafter, the line is temporarily disconnected (S1).
9) In the personal computer 1, if a print output is instructed by the user (YE in S20)
S), the main controller 11 of the personal computer 1 outputs the received image information to the plotter connected to the personal computer 1 (S21). After print output,
Alternatively, when print output is not performed (N in S20)
O) Once the process exits this operation flow, the user of the destination facsimile machine knows the retransmission request, reads the original again, and waits for the image information to be retransmitted. If it is determined in step S16 that the image can be read (YES in S16), the user causes the plotter connected to the personal computer 1 to output the received image information (S21). On the other hand, step S1
In step 2, if it is determined that the output destination is not a personal computer (NO in S12), normal (general) image information reception is performed (S22). Thus, according to this embodiment, if the image received by the personal computer is unclear, the clear image can be retransmitted without imposing a burden on the receiving user.

In a fourth embodiment of the present invention, in the second and third embodiments, there is provided marking means for writing a mark indicating a portion which is difficult to read in the displayed image information. The image information with the mark written by the means is transferred to the connected facsimile apparatus 2, and the facsimile apparatus 2 transmits the image information together with the retransmission request information to the destination facsimile apparatus. FIG. 5 shows an operation flow of the fourth embodiment. Hereinafter, the operation of this embodiment in the case of the G3 transmission control procedure will be described with reference to FIG. First, the NCU 26 of the facsimile machine 2 detects an incoming call and connects the line (S3).
1). Then, when entering the phase B and receiving the TSI signal, the main control unit 21 obtains the destination terminal number and stores it in the RAM.
Hold within. Also, a predetermined signal of the phase B (for example, an NSC signal, an NSS signal, or a newly added signal)
When the information indicating whether or not the output destination is the personal computer 1 is sent, the received image output switching unit 23 receives the signal from the communication control unit 24 and determines the output destination (S
32). Thus, the output destination is the personal computer 1
Is determined (YES in S32), the received image output switching unit 23 transfers the held destination terminal number and the image information sent in phase C to the personal computer 1 (S33). ). At the time of this transfer, the main controller 21 decodes the image information by DCR. When the personal computer 1 receives the destination terminal number and the image information, the main control unit 11 stores the destination terminal number in the destination number storage unit 13 and the display processing unit 12.
Performs the data format conversion of the image information, and displays the received image information on the display device 16 (S34). In the facsimile apparatus 2, when the image information is completely received, the communication control unit 24 sends an affirmative signal (MC
F signal) to the destination facsimile machine, thereby disconnecting the line. Subsequently, the user looks at the displayed image on the personal computer 1 and determines whether or not the image is unclear, that is, whether or not the image is legible (S35). If there is a part that cannot be read (NO in S35), a mark is put on the part using a mouse or the like constituting the operation unit 15 (S36). FIG.
As shown in the figure, it is surrounded by lines and underlined. That is, the display processing unit 12 acquires the output information from the mouse, and writes, for example, a line image according to the output information in the received image information before the image format conversion.
Subsequently, when the user instructs a retransmission request for the received image information (S37), the retransmission request sending unit 14 obtains the destination terminal number stored in the destination number storage unit 13, and the destination terminal number is obtained. Is created, and the image information with the mark is attached to it.

Further, the retransmission request sending section 14 passes the retransmission request command with the marked image information attached thereto to the facsimile apparatus 2, and in the facsimile apparatus 2, the signal received from the personal computer 1 by the retransmission request recognizing section 22 is a retransmission request command. When recognizing that the command is a command, it passes the destination terminal number included in the command to the NCU 26,
The NCU 26 makes a call to the facsimile apparatus having the destination terminal number to connect the line. Then, the retransmission request signal recognizing unit 22 transmits a retransmission request signal in which the destination terminal number is excluded from the command to the destination facsimile apparatus during the phase B, and transmits the marked image information during the phase C (S38). ). In this way, in the destination facsimile apparatus, the user knows the retransmission request, finds out the cause of the retransmission request from the attached image information, reads the original again so as to solve the cause, and retransmits the image information. Hereinafter, the process is repeated from step S31. Then, step S35
In step S35, if it is determined that it is readable (S35)
YES), the user causes the plotter connected to the personal computer 1 to output the received image information (S39). On the other hand, in step S32,
If it is determined that the output destination is not a personal computer (NO in S32), normal (general) image information reception is performed (S40). In the above description, the case where the present invention is applied to the second embodiment has been described, but the present invention can be similarly applied to the third embodiment. Thus,
According to this embodiment, when the image received by the personal computer is unclear, the transmitting side not only knows that the retransmission has been requested, but also clearly understands the cause of the unclearness, and provides the receiving side user with a clear image. Clearer images can be retransmitted without burden. Above, G3
Although described in the case of the transmission control procedure, the present invention can be applied to other transmission control procedures such as the G4 transmission control procedure.

[0013]

As described above, according to the present invention,
According to the first aspect of the present invention, at the time of facsimile reception, the facsimile device transfers the image information and the destination terminal number sent from the destination facsimile device to the information processing device, whereby the information processing device When the destination terminal number is stored and a retransmission instruction is issued, a retransmission request including the stored destination terminal number is sent to the connected facsimile apparatus, and as a result, the destination A call is made to the facsimile apparatus having the destination terminal number, and a signal including the retransmission request information is transmitted to the facsimile apparatus having the destination terminal number.If the image received by the information processing apparatus is unclear, Clear images can be retransmitted without burdening the user. Also, in the invention according to claim 2, in the invention according to claim 1, the image information signal including a part of the received image information is transmitted as a signal including the retransmission request information. You can easily find out which image information to resend, and you can also find the cause of the blur. According to the third aspect of the present invention, at the time of facsimile reception, the image information received by the facsimile apparatus is transferred to the information processing apparatus, and the line is held connected, and the information processing apparatus receives the image information. When a retransmission instruction is issued, a retransmission request is issued to the connected facsimile apparatus, and a signal including retransmission request information is transmitted to the connected facsimile apparatus by the facsimile apparatus. As in the case of the first aspect of the present invention, when the image received by the information processing apparatus is unclear, the clear image can be retransmitted without imposing a burden on the user on the receiving side. According to a fourth aspect of the present invention, in the second or third aspect of the present invention, the information processing device writes a mark in a portion of the received image information that is difficult to read, and the image information with the mark is written. Since the image information is transmitted to the connected facsimile apparatus and the image information is transmitted to the destination facsimile apparatus together with the retransmission request information by the facsimile apparatus, the cause of the blurring can be more clearly understood.

[Brief description of the drawings]

FIG. 1 is a configuration block diagram of a facsimile receiving system showing a first embodiment of the present invention.

FIG. 2 is an operation flowchart of the facsimile receiving system according to the first embodiment of the present invention;

FIG. 3 is an explanatory diagram of a facsimile receiving system according to a second embodiment of the present invention.

FIG. 4 is an operation flowchart of a facsimile receiving system according to a third embodiment of the present invention.

FIG. 5 is an operation flowchart of a facsimile receiving system according to a fourth embodiment of the present invention.

FIGS. 6A and 6B are explanatory diagrams of a facsimile receiving system according to a fourth embodiment of the present invention.

FIG. 7 is a system configuration diagram of a facsimile communication system showing an example of a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Personal computer 2 Facsimile device 3 Transmission line 11 Main control unit 12 Display processing unit 13 Destination number storage unit 14 Retransmission request transmission unit 15 Operation unit 16 Display device 21 Main control unit 23 Received image output switching unit 24 Communication control unit 26 Network Control device

Claims (4)

[Claims] In a facsimile receiving system in which an information processing apparatus is connected to a facsimile apparatus and image information received by the facsimile apparatus can be transferred to the information processing apparatus, when a facsimile is received, the facsimile apparatus is connected to a facsimile apparatus. The image information sent by the device and the destination terminal number are transferred to the information processing device, and the information processing device stores the destination terminal number in the destination number storage unit,
A facsimile apparatus to which the information processing apparatus is connected with a retransmission request including the destination terminal number stored in the destination number storage unit when a retransmission instruction is issued by retransmission instruction means in the information processing apparatus. Out, whereby the facsimile apparatus calls the facsimile apparatus of the destination terminal number, and transmits a signal including retransmission request information to the facsimile apparatus of the destination terminal number. Facsimile receiving system. 2. The facsimile receiving system according to claim 1, wherein the signal including the retransmission request information is an image information signal including a part of the received image information. 3. A facsimile receiving system in which an information processing apparatus is connected to a facsimile apparatus and is capable of transferring image information received by said facsimile apparatus to said information processing apparatus. While transferring information to the information processing device,
Holding the line connected, the information processing apparatus that has received the image information, when a retransmission instruction is performed by retransmission instruction means in the information processing apparatus, issues a retransmission request to the connected facsimile apparatus, The facsimile machine,
A facsimile receiving system wherein a signal including retransmission request information is transmitted to a connected facsimile apparatus. 4. The facsimile receiving system according to claim 2, further comprising: a marking unit for writing a mark indicating a portion that is difficult to read in the displayed image information in the information processing apparatus, wherein the information processing apparatus is configured to execute the processing. A facsimile receiving system, wherein the image information with the mark written by the marking means is transferred to a connected facsimile apparatus, and the facsimile apparatus transmits the image information together with retransmission request information to a destination facsimile apparatus. .