JPH07123239A - Composite picture input output device - Google Patents

Abstract

PURPOSE:To easily make a book from output originals by allocating originals of two pages respectively to front and rear sides of output paper to attain proper page order to fold back output originals from the center when the output paper sheets are folded back in the center to make a book. CONSTITUTION:A picture signal received by a printer section 2 is modulated by an exposure control section 201 to irradiate a photoreceptor 202. A latent image formed on the photoreceptor 202 by the irradiating is developed by a developer 20. Then the image developed is transferred by a transfer section 206 and fixed onto transfer paper by a fixing section 207. After output paper fixed by the fixing section 207 is carried once to a paper discharge section, the carrying direction of paper is reversed and carried to a re-paper feed transferred paper stack section 210 via a carrying direction changeover member 209. When a succeeding original is prepared, a picture of the original is read similarly to the process above the since paper is supplied from the re-paper feed transferred paper stack section 210 as to the transfer paper, pictures of two originals are outputted to a front side and a rear side of same output paper.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composite image input / output device having a function of allocating four pages of original data so that pages can be easily bound on one output sheet.

[0002]

2. Description of the Related Art Conventionally, when it is attempted to perform bookbinding by using a copying machine, it is generally realized by stapling output paper which is printed on one side or both sides by post-processing.

[0003]

However, since there is a limit to the amount of originals that can be stapled, for example, when outputting an A4 original, a larger number of pages can be bound by allocating to the left and right of an A3 original and stapling the center. Sometimes you want to be able to.

However, in the conventional copying machine,
Since the order of the originals to be printed is the same as the order input from the image input device, etc., if two pages of originals are laid out on the front and back sides of the output paper and then folded back from the center for bookbinding, the pages cannot be bound in page order. was there.

Further, when two pages of originals are laid out on the front and back sides of the output sheet by using the copying machine and the booklet is folded back from the center for bookbinding, the print image is printed as it is in each print area. Therefore, when the booklet is folded back from the center, there is a problem that the print at the central portion of the output paper becomes difficult to see.

According to the present invention, the front side and the back side of the output document are each provided with 2
It is an object of the present invention to provide a composite image input / output device that can appropriately perform center folding binding when a page original is assigned and output.

[0007]

According to the present invention, a bookbinding mode function is provided so that the front and back sides of the output sheet are each provided with two pages.
The originals of the pages can be properly assigned and folded back from the center for bookbinding.

Further, by providing a bookbinding binding margin mode function, an appropriate output margin is provided on the left and right sides of each page, whether the bookbinding is right binding or left binding, and the printed image is printed even if the original is folded back from the center. It allows you to output to the appropriate place.

[0009]

1 is a block diagram showing the construction of an image forming system showing an embodiment of the present invention.

In FIG. 1, a reader unit 1 is an image input device for converting a document into image data, and a printer unit 2
Is an image output device that has a plurality of types of recording paper cassettes and that outputs image data as a visible image on the recording paper in response to a print command.

The external device 3 is electrically connected to the reader unit 1 and has various functions. That is, the external device 3 includes a fax unit 4, a file unit 5, an external storage device 6 connected to the file unit 5, a computer interface unit 7 for connecting to a computer, and information from the computer. A formatter unit 8 for forming an image, an image memory unit 9 for accumulating information from the reader unit 1 or temporarily accumulating information sent from a computer, and a core unit 10 for controlling the above-mentioned functions. And so on.

The function of each unit will be described in detail below.

First, the reader unit 1 will be described.

FIG. 2 is a sectional view showing the construction of the reader unit 1 and the printer unit 2.

The originals accumulated on the original feeding device 101 are successively conveyed one by one onto the original table glass surface 102. When the document is conveyed to a predetermined position on the glass surface 102, the lamp 103 of the scanner unit is turned on and the scanner unit 104 moves to irradiate the document. The reflected light of the document is input to the CCD image sensor unit 109 (hereinafter referred to as CCD) via the mirrors 105, 106, 107 and the lens 108.

FIG. 3 is a block diagram showing the configuration of the signal processing circuit of the reader unit 1.

The reflected light of the document irradiated on the CCD 109 is photoelectrically converted here and converted into electric signals of red, green and blue colors. The color information from the CCD 109 is amplified by the next amplifiers 110R, 110G and 110B according to the input signal level of the A / D converter 111.

The output signal from the A / D converter 111 is input to the shading circuit 112, where the lamp 10
The light distribution unevenness of No. 3 and the sensitivity unevenness of the CCD are corrected. The signal from the shading circuit 112 is input to the Y signal generation / color detection circuit 113 and the external I / F switching circuit 119.

The Y signal generation / color detection circuit 113 calculates the signal from the shading circuit 112 by the following equation to obtain a Y signal.

Y = 0.3R + 0.6G + 0.1B Further, it has a color detection circuit for separating the R, G, B signals into seven colors and outputting the signals for the respective colors. The output signal from the Y signal generation / color detection circuit 113 is input to the scaling / repeat circuit 114. Scaling in the sub-scanning direction is performed according to the scanning speed of the scanner unit 104, and scaling in the main scanning direction is performed by the scaling / repeat circuit 114. Further, the scaling / repeat circuit 114 can output a plurality of identical images.

The contour / edge emphasis circuit 115 emphasizes high frequency components of the signal from the scaling / repeat circuit 114 to obtain edge emphasis and contour information. The signal from the contour / edge enhancement circuit 115 is used for marker area determination /
It is input to the contour generation circuit 116 and the patterning / thickening / masking / trimming circuit 117.

Marker area determination / contour generation circuit 116
Reads the portion written on the manuscript with a marker pen of a specified color, generates the contour information of the marker, and the next patterning / thickening / masking / trimming circuit 117 thickens or masks the contour information. And trimming. Further, patterning is performed by the color detection signal from the Y signal generation / color detection circuit 113.

An output signal from the patterning / thickening / masking / trimming circuit 117 is input to a laser driver circuit 118, and various processed signals are converted into signals for driving a laser. The output signal of the laser driver 118 is input to the printer 2 and image formation is performed as a visible image.

Next, an external I / F for performing I / F with an external device
The F switching circuit 119 will be described.

When outputting image information from the reader unit 1 to the external device 3, the external I / F switching circuit 119 outputs the image information from the patterning / thickening / masking / trimming circuit 117 to the connector 120.

When the image information from the external device 3 is input to the reader unit 1, the external switching circuit 119 outputs the image information from the connector 120 to the Y signal generation / color detection circuit 1.
Enter in 13.

Each of the above-mentioned image processings is performed according to the instruction of the CPU 122, and the area generation circuit 121 generates various timing signals necessary for the above-mentioned image processing according to the value set by the CPU 122. Further, the CPU 122
Communication with the external device 3 is performed using the communication function built in the. The SUBCPU 123 controls the operation unit 124 and communicates with the external device 3 using the communication function built in the SUBCPU 123.

Next, the configuration and operation of the printer unit 2 will be described with reference to FIG.

The image signal input to the printer section 2 is converted into an optical signal modulated by the exposure control section 201 and irradiates the photoconductor 202. This irradiation light causes the photoconductor 202
The latent image formed above is developed by the developing device 203. The transfer paper is conveyed from the transfer stacking unit 204 or 205 at the same timing as the leading edge of the developed image, and the developed image is transferred to the transfer unit 206.

The transferred image is fixed on the transfer paper by the fixing unit 207, and then discharged from the paper output unit 208 to the outside of the apparatus. The transfer paper output from the paper output unit 208 is the sorter 22.
When the sorting function is 0, the sheets are discharged to each bin, and when the sorting function is not working, the sheets are discharged to the highest bin of the sorter.

Next, a method for outputting sequentially read images on both sides of one output sheet will be described.

After the output sheet fixed by the fixing section 207 is once conveyed to the sheet discharge section 208, the conveying direction of the sheet is reversed and the transfer sheet transfer section for re-feeding 210 is conveyed through the conveying direction switching member 209. Transport to. When the next manuscript is prepared,
The original image is read in the same manner as in the above process, but the transfer paper is fed from the re-transferred transfer paper stacking unit 210, so that two original images are output on the front surface and the back surface of the same output paper. can do.

Next, the external device 3 is connected to the reader 1 by a cable, and the core portion in the external device 3 controls signals and controls each function.

In the external device 3, a fax section 4 for transmitting and receiving a fax, a file section 5 for converting various document information into electric signals and storing the signals on a magneto-optical disk, and code information from a computer as image information. A formatter unit 8 for developing, a computer interface unit 7 for interfacing with a computer, an image memory unit 9 for accumulating information from the reader unit 1 and temporarily accumulating information sent from the computer.
And a core unit 10 and the like for controlling the above functions are provided.

Next, the core portion 10 will be described.

FIG. 4 is a block diagram showing the detailed structure of the core unit 10 described above.

The connector 1001 of the core section 10 is connected to the connector 120 of the reader section 1 by a cable. This connector 1001 has four types of signal lines built therein, and the signal line 1057 is an 8-bit multi-value video signal line. The signal line 1055 is a control signal line for controlling a video signal. The signal line 1051 is the CPU 1 in the reader 1.
22 and a signal line 1052 is a signal line for communicating with the SUBCPU 123 in the reader 1.

Then, the signal line 1051 and the signal line 1052
Is subjected to communication protocol processing by the communication IC 1002, and C
Communication information is transmitted to the CPU 1003 via the PU 1053.

The signal line 1057 is a bidirectional video signal line, and receives information from the reader unit 1 in the core unit 10.
The reader unit 1 receives information from the core unit 10 and receives information from the core unit 10.
Can be output to.

This signal line 1057 is connected to the buffer 1010.
The signal line 1058 and the signal line 1070 for unidirectional signals are separated from the bidirectional signals.

A signal line 1058 is a signal line for an 8-bit multivalued video signal from the reader unit 1, and is the LUT 10 of the next stage.
An 8-bit multilevel video signal is output to 11. LUT1
At 011 the image information from the reader unit 1 is converted into a desired value by a look-up table. LUT1011
The signal from the output signal line 1059 from the binarization circuit 101
2 or input to the selector 1013.

A signal line 1059 is connected to the binarization circuit 1012.
, A simple binarization function that binarizes a multi-valued signal of a fixed slice level, a binarization function by a variable slice level in which the slice level fluctuates from the values of pixels around the order pixel,
And has a binarization function by the error diffusion method. The binarized information is converted into a multilevel signal of 00H when 0 and FFH when 1 and input to the selector 1013 at the next stage. The selector 1013 selects either the signal from the LUT 1011 or the output signal of the binarization circuit 1012.
The signal on the output signal line 1060 from the selector 1013 is
It is input to the selector 1014.

The selector 1014 outputs video signal outputs from the fax unit 4, file unit 5, computer interface unit 7, formatter unit 8 and image memory unit 9 to connectors 1005, 1006, 1007 and 1, respectively.
The signal on the signal line 1064 of the signal input to the core unit 10 via the signals 008 and 1009 and the signal on the output signal line 1060 of the selector 1013 are selected by the instruction of the CPU 1003.

The signal on the output signal line 1061 of the selector 1014 is input to the rotating circuit 1015 or the selector 1016. The rotation circuit 1015 has a function of rotating the input image signal by +90 degrees, −90 degrees, and +180 degrees. The rotating circuit 1015 converts the information output from the reader unit 1 into a binary signal by the binarizing circuit 1012, and then stores the information as information from the reader unit 1 in the rotating circuit 1015.

Next, in response to an instruction from the CPU 1003, the rotation circuit 1015 rotates and reads the stored information.
The selector 1016 uses the output signal line 1 of the rotation circuit 1015.
062 or one of the input signal lines 1061 of the rotation circuit 1015 is selected, and as a signal of the signal line 1063,
Connector 1005 with the fax unit 4, Connector 1006 with the file unit 5, Connector 1007 with the computer interface unit, Connector 1 with the formatter unit 8
008, the connector 1009 to the image memory unit 9, and the selector 1017.

The signal on the signal line 1063 is a synchronous 8-bit unidirectional video for transferring image information from the core unit 10 to the fax unit 4, file unit 5, computer interface unit 7, formatter unit 8 and image memory unit 9. It is a bus signal. The signal line 1064 is a synchronous 8-bit unidirectional video bus for transferring image information from the fax unit 4, file unit 5, computer interface unit 7, formatter unit 8 and image memory unit 9.

The video control circuit 10 controls the synchronous bus of the signal line 1063 and the signal line 1064.
04, and control is performed by the signal of the output signal line 1056 from the video control circuit 1004. Connector 1005
The signal line 1054 is also connected to the connector 1009.

The signal line 1054 is a bidirectional 16-bit C
It is a PU bus and exchanges data and commands asynchronously. Information transfer between the fax unit 4, the file unit 5, the computer interface unit 7, the formatter unit 8, the image memory unit 9 and the core unit 10 is performed according to the above 2
This is possible with one video bus 1063, 1064 and a CPU 1054.

The signals of the signal line 1064 from the fax unit 4, the file unit 5, the computer interface unit 7, the formatter unit 8 and the image memory unit 9 are sent to the selector 1
014 and the selector 1017. Selector 10
The CPU 14 inputs the signal of the signal line 1064 to the rotation circuit 1015 of the next stage according to the instruction of the CPU 1003.

The selector 1017 selects one of the signals from the signal line 1063 and the signal line 1064 according to an instruction from the CPU 1003. Output signal line 10 of selector 1017
65 is a pattern matching circuit 1018 and a selector 1
It is input to 019. Pattern matching circuit 1018
Pattern-matches the signal of the input signal line 1065 with a predetermined pattern, and when the pattern matches, outputs a predetermined multi-valued signal to the signal line 1066. If they do not match in the pattern matching, the signal of the input signal line 1065 is output to the signal line 1066.

The selector 1019 selects the signal line 1065 and the signal line 1066 according to an instruction from the CPU 1003.
The output signal of the selector 1019 passes through the signal line 1067 and is input to the LUT 1020 at the next stage.

The LUT 1020 converts the signal of the input signal line 1067 according to the characteristics of the printer when outputting the image information to the printer unit 2.

The selector 1021 selects one of the output signal line 1068 and the signal line 1065 of the LUT 1020 according to an instruction from the CPU 1003. Selector 102
The output signal of 1 is input to the expansion circuit 1022 at the next stage.

The enlarging circuit 1022 can set the enlarging magnification independently of the image in the X and Y directions according to an instruction from the CPU 1003. The expansion method is a first-order linear interpolation method. The output signal of the expansion circuit 1022 is the signal line 10
It is input to the buffer 1010 through 70.

Signal line 10 input to buffer 1010
The signal of 70 passes through the bidirectional signal line 1057 according to the instruction of the CPU 1003, is sent to the printer unit 2 via the connector 1001, and is printed out.

The signal flow between the core section 10 and each section will be described below.

First, the core unit 1 based on the information of the fax unit 4
The operation of 0 will be described.

A case where the information of the fax unit 4 is output will be described. The CPU 1003 communicates with the CPU 122 of the reader unit 1 via the communication IC 1002 and issues a document scan command. The reader unit 1 scans the document by the scanner unit 104 according to this command, and outputs the image information to the connector 120. The reader unit 1 and the external device 3 are connected by a cable, and the information from the reader unit 1 is input to the connector 1001 of the core unit 10.

The image information input to the connector 1001 is also input to the buffer 1010 through the multi-level 8-bit signal line 1057. Buffer circuit 1010
LUT1 through the signal line 1058 as a unidirectional signal from the signal of the bidirectional signal line 1057 according to the instruction of the CPU.
Input 011.

The LUT 1011 converts the image information from the reader unit 1 into a desired value using a look-up table. For example, it is possible to remove the background of the original. The output signal of the LUT 1011 is input to the binarization circuit 1012 at the next stage through the signal line 1059.

The binarization circuit 1012 converts the 8-bit multilevel signal on the signal line 1059 into a binarized signal. That is,
The binarization circuit 1012 converts the binarized signal into two multi-level signals such as 00H when it is 0 and FFH when it is 1. Then, the output signal of the binarization circuit 1012 is transmitted through the selector 1013 and the selector 1014 to the rotation circuit 10
15 or selector 1016.

The output signal of the rotating circuit 1015 is also the signal line 10.
It is input to the selector 1016 via 62, and the selector 1
016 is a signal of the signal line 1061 or the signal line 1062
Select either of the signals. Signal selection is CPU1
003 communicates with the fax unit 4 via the CPU bus 1054 to make the determination. The signal on the output signal line 1063 from the selector 1016 is sent to the fax unit 4 via the connector 1005.

Next, the case of receiving information from the fax unit 4 will be described.

The image information from the fax unit 4 is transmitted to the signal line 1064 via the connector 1005. The signals on the signal line 1064 are the signals of the selector 1014 and the selector 1.
017 is input. When the image at the time of fax reception is rotated and output to the printer unit 2 according to the instruction of the CPU 1003, the signal line 1064 input to the selector 1014 is input.
The rotation signal is processed by the rotation circuit 1015. The signal on the output signal line 1062 from the rotation circuit 1015 is input to the pattern matching circuit 1018 via the selectors 1016 and 1017.

When the image at the time of fax reception is directly output to the printer 2 according to the instruction of the CPU 1003, the signal of the signal line 1064 input to the selector 1017 is input to the pattern matching circuit 1018.

The pattern matching circuit 1018 has a function of smoothing the rattling of the image when the fax is received. The pattern-matched signal is the selector 10
It is input to the LUT 1020 via 19. LUT10
The table 20 of the LUT 1020 can be changed by the CPU 1003 in order to output the fax-received image to the printer unit 2 at a desired density. LUT102
The signal on the output signal line 1068 of 0 is input to the expansion circuit 1022 via the selector 1021.

The enlarging circuit 1022 has two values (00H,
The 8-bit multi-valued signal having FFH) is enlarged by a linear interpolation method of the first order. The 8-bit multi-level signal having the value of 00-FF output from the expansion circuit 1022 is sent to the reader unit 1 via the buffer 1010 and the connector 1001.

The reader unit 1 sends this signal to the connector 120.
Input to the external I / F switching circuit 119 via. The external I / F switching circuit 119 inputs the signal from the fax unit 4 to the Y signal generation / color detection circuit 113. The output signal from the Y signal generation / color detection circuit 113 is processed as described above and then output to the printer unit 2 to form an image on an output sheet.

Next, the core section 1 based on the information in the file section 5
The operation of 0 will be described.

First, the case of outputting the information of the file section 5 will be described.

The CPU 1003 communicates with the CPU 122 of the reader unit 1 via the communication IC 1002 and issues a document scan command. The reader unit 1 scans the document by the scanner unit 104 according to this command, and outputs the image information to the connector 120. The reader unit 1 and the external device 3 are connected by a cable, and the information from the reader unit 1 is input to the connector 1001 of the core unit 10.

The image information input to the connector 1001 is unidirectional signal line 1058 through the buffer 1010.
Entered in. Signal line 105 that is an 8-bit multilevel signal
The signal of 8 is converted into a desired signal by the LUT 1011. The output signal of the LUT 1011 is the signal line 105.
9, selector 1013, selector 1014, selector 1
It is input to the connector 1006 via 016.

That is, the 8-bit multi-value data is transferred to the file unit 5 as it is without using the functions of the binarization circuit 1012 and the rotation circuit 1015. CPU bus 1 of CPU 1003
When filing a binarized signal by communicating with the file unit 5 via 054, the binarization circuit 1012,
The function of the rotating circuit 1015 is used. The binarization process and the rotation process are the same as in the case of the above-mentioned fax, and therefore the description thereof is omitted.

Next, the case of receiving information from the file section 5 will be described.

Image information from the file unit 5 is sent to the selector 1014 via the connector 1006 and the signal line 1064.
It is input to the selector 1017. It is possible to input to the selector 1017 in the case of 8-bit multi-value filing and to the selector 1014 or 1017 in the case of binary filing. For binary filing,
Since the processing is the same as the fax, the description thereof is omitted.

In the case of multi-value filing, the selector 10
The output signal from the signal line 17 is output to the signal line 1065, the selector 101
9 into the LUT 1020. LUT1020
Then, according to the desired print density, the CPU 1003
Create a lookup table according to the instructions. LUT
The output signal from 1020 is input to the expansion circuit 1022 via the signal line 1068 and the selector 1021. 8bi enlarged to a desired enlargement ratio by the enlargement circuit 1022
The multi-valued signal 1070 is transmitted to the buffer 1010, the connector 1
It is sent to the reader unit 1 via 001. The information in the file section sent to the reader section 1 is output to the printer section 2 in the same manner as the above-mentioned fax, and an image is formed on an output sheet.

Next, the computer interface section 7
The operation of the core unit 10 based on the above information will be described.

The computer interface section 7 interfaces with a computer connected to the external device 3. The computer interface unit 7 is an SC
It has a plurality of interfaces for communicating with SI, RS232C, and Centronics. The computer interface unit 7 has the above three types of interfaces, and information from each interface is sent to the CPU 1003 via the connector 1007 and the data bus 1054.
Sent to. The CPU 1003 performs various controls based on the sent contents.

Next, the operation of the core unit 10 based on the information of the formatter unit 8 will be described.

The formatter section 8 has a function of expanding command data such as a document file sent from the computer interface section 7 into image data. When the CPU 1003 determines that the data sent from the computer interface unit 7 via the data bus 1054 is data relating to the formatter unit 8, the CPU 1003 transfers the data to the formatter unit 8 via the connector 1008. The formatter unit 8 develops the transferred data in the memory as a meaningful image such as a character or a figure.

Next, a procedure for receiving information from the formatter unit 8 and forming an image on an output sheet will be described.

The image information from the formatter unit 8 is transmitted as a multi-valued signal having two values (00H, FFH) on the signal line 1064 via the connector 1008.
The signal on the signal line 1064 is input to the selector 1014 and the selector 1017. The selectors 1014 and 1017 are controlled by the instruction of the CPU 1003. The subsequent steps are the same as those in the case of the above-mentioned fax, and the description thereof will be omitted.

Next, the operation of the core section 10 based on the information in the image memory section 9 will be described.

First, the case of outputting information to the image memory unit 9 will be described.

The CPU 1003 communicates with the CPU 122 of the reader unit 1 via the communication IC 1002 to issue a document scan command. The reader unit 1 scans the document by the scanner unit 104 according to this command, and outputs the image information to the connector 120. The reader unit 1 and the external device 3 are connected by a cable, and the information from the reader unit 1 is input to the connector 1001 of the core unit 10. The image information input to the connector 1001 is the multilevel 8-bit signal line 1057, the buffer 10
Sent to LUT 1011 via 10.

The output signal of the LUT 1011 is the signal line 10
59, the selectors 1013, 1014, 1016 and the connector 1009, and the multi-valued image information is transferred to the image memory unit 9. The image information stored in the image memory unit 9 is sent to the CPU 1003 via the CPU bus 1054 of the connector 1009. CPU 1003
The data sent from the image memory unit 9 is transferred to the computer interface unit 7 described above. The computer interface unit 7 transfers to the computer by a desired interface among the above three types of interfaces (SCSI, RS232C, Centronics).

Next, the case of receiving information from the image memory unit 9 will be described.

First, the computer interface section 7
Image information is sent from the computer to the core unit 10 via the. When the CPU 1003 of the core unit 10 determines that the data sent from the computer interface unit 7 via the CPU bus 1054 is the data related to the image memory unit 9, the CPU 1003 transfers the data to the image memory unit 9 via the connector 1009. Next, the image memory unit 9
Is an 8-bit multi-valued signal via a connector 1009, a selector 1014, a selector 10 via a signal line 1064.
17 is transmitted. Selector 1014 or Selector 10
The output signal from 17 is instructed by the CPU 1003.
Similar to the above-mentioned fax, the image is output to the printer unit 2 and an image is formed on the output paper.

Next, the fax unit 4 will be described.

FIG. 5 is a block diagram showing the detailed arrangement of the fax unit 4.

The fax unit 4 is connected to the core unit 10 by the connector 400 and exchanges various signals. Core part 1
When the binary information from 0 is stored in any of the memories A405 to D408, the signal 453 from the connector 400 is input to the memory controller 404, and the memories A405 and B are controlled under the control of the memory controller.
406, memory C407, or memory D408,
Alternatively, two sets of memories are stored in a cascade connection.

The memory controller 404 is the CPU 41
According to the instruction No. 2, a mode for exchanging data between the memory A 405, the memory B 406, the memory C 407, the memory D 408 and the CPU bus 462, and a mode for exchanging data with the CODEC bus 463 of the CODEC 411 having an encoding / decoding function. , Memory A405, memory B406, memory C407, memory D408 contents D
The scaling circuit 403 is controlled by the MA controller 402.
Mode for exchanging data with the bus 454 from
A mode in which binary video input data 454 is stored in any one of the memories A405 to D408 under the control of the timing generation circuit 409, and the memories S405 to D4.
It has five functions of a mode of reading the memory contents from any one of 08 and outputting to the signal line 452.

The memory A 405, the memory B 406, the memory C 407, and the memory D 408 each have 2 Mbytes.
And has an image storage capacity of 400 dpi and stores an image corresponding to A4 at a resolution of 400 dpi. The timing generation circuit 409 uses the connector 4
00 and the signal line 459, the core unit 10
Control signals from (HSYNC, HEN, VSYNC, V
EN) to generate signals for accomplishing the following two functions.

The first is a function of storing the image signal from the core unit 10 in any one of the memories A405 to D408 or two memories, and the second is the function of storing the image signals from the memories A405 to D408. It has a function of reading an image signal from any one and transmitting it to the signal line 452.

The dual port memory 410 is connected to the CPU 1003 of the core unit 10 via the signal line 461 and the CPU 412 of the fax unit 4 via the signal line 462.
Are connected. Each CPU exchanges commands via the dual port memory 410. S
The CSI controller 413 interfaces with a hard disk connected to the fax unit 4 of FIG. Then, the data at the time of fax transmission and the data at the time of fax reception are stored.

The CODEC 411 reads out the image information stored in any of the memories A405 to D408, encodes it by a desired method of the MH, MR, and MMR methods, and then stores it in one of the memories A405 to D408. Is stored as encoded information.

Further, the coded information stored in the memories A405 to D408 is read out, and MH, MR, and M are read.
After decoding by the desired MR method, the memory A
405 to memory D 408, and stored as decryption information, that is, image information.

The MODEM 414 has a function of modulating the coded information from the hard disk connected to the CODEC 411 or the SCSI controller 413 in order to transfer it to the telephone line, and demodulates and codes the information sent from the NCU 415. The information is converted into information and the encoded information is transferred to the hard disk connected to the CODEC 411 or the SCSI controller 413.

The NCU 415 directly exchanges information with a switch installed directly at a telephone station or the like by being connected to a telephone line.

Next, an operation example of fax transmission will be described. First, the binarized image signal from the reader unit 1 is input from the connector 400 and reaches the memory controller 404 through the signal line 453.

The signal on the signal line 453 is stored in the memory S405 by the memory controller 404. Memory A
The timing stored in 405 is generated by the timing generation circuit 409 according to the signal from the timing signal line 459 from the reader unit 1.

The CPU 412 is the memory controller 40.
4 memory A 405 and memory B 406 are CODEC
It is connected to the bus line 463 of 411. CODEC41
1 reads the image information from the memory A405,
Encoding is performed by the R method, and the encoded information is written in the memory B406. CODEC41 for A4 size image information
When 1 is encoded, the CPU 412 connects the memory B 406 of the memory controller 404 to the CPU bus 462.

The CPU 412 sequentially reads the coded information from the memory B406 and transfers it to the MODEM 414. The MODEM 414 modulates the encoded information and sends the fax information over the telephone line via the NCU.

Next, an operation example of fax reception will be described. First, the information sent from the telephone line is NCU
It is input to the fax unit 4 by the NCU 415 in a predetermined procedure. Information from NCU415 is MO
It enters the DEM 414 and is demodulated.

The CPU 412 stores the information from the MODEM 414 in the memory C407 via the CPU bus 462. When the information of one screen is stored in the memory C407,
The CPU 412 controls the memory controller 404 to control the data line 457 of the memory C407 to C
Connect to line 463 of ODEC 411.

The CODEC 411 sequentially reads the coded information in the memory C407 and decodes it, that is, stores it in the memory D408 as image information. The CPU 412 is a CPU of the core unit 10 via the dual port memory 410.
Communication with 1003 is performed, and settings for printing out an image from the memory D 408 through the core unit to the printer unit 2 are performed.

When the setting is completed, the CPU 412 activates the timing generation circuit 409 to activate the signal line 460.
A predetermined timing signal from the memory controller 404
Output to. The memory controller 404 reads the image information from the memory D 408 in synchronization with the signal from the timing generation circuit 409, transmits it to the signal line 452, and outputs it to the connector 400.

Since the process up to the output from the connector 400 to the printer unit 2 has been described in the core unit 10, the description thereof is omitted.

Next, the file section 5 will be described.

FIG. 6 is a block diagram showing the detailed structure of the file unit 5.

The file section 5 is connected to the core section 10 by the connector 500 and exchanges various signals. The multi-valued input signal 551 is input to the compression circuit 503, where multi-valued image information is converted into compressed information and output to the memory controller 510.

The output signal of the compression circuit 503 is the signal line 55.
Memory A 506, memory B 507, memory C 508, memory D under the control of the memory controller 510.
509 or stored in a cascade connection of two sets of memories.

The memory controller 510 is the CPU 51.
According to the instruction of 6, the memory A506 to the memory D509 are C
A mode for exchanging data with the PU bus 560, a mode for exchanging data with the CODEC bus 570 of the CODEC 517 for encoding / decoding, and a memory A5.
06 to the contents of the memory D509 to the DMA controller 51
8 is a mode in which data is exchanged with the bus 562 from the scaling circuit 511 under the control of 8 and the timing generation circuit 5
The signal of the signal line 563 is stored in the memory A 506 to
It has five functions: a mode of storing in any of the memories D509 and a mode of reading out memory contents from any of the memories A506 to D509 and outputting to the signal line 558.

The memory A 506, the memory B 507, the memory C 508, and the memory D 509 each have 2 Mbytes.
And has an image storage capacity of 400 dpi and stores an image corresponding to A4 at a resolution of 400 dpi.

The timing generation circuit 514 is connected to the connector 5
00 and the signal line 553, and the core unit 10
Control signals from (HSYNC, HEN, VSYNC, V
EN) to generate signals for performing the following two functions.

The first is a function of storing information from the core unit 10 in one of the memories A506 to D509 or two memories, and the second is a function of storing the information in the memories A506 to D509. This is a function of reading image information from one of them and transmitting it to the signal line 556.

The dual port memory 515 is connected to the CPU 1003 of the core unit 10 via the signal line 554 and to the CPU 516 of the file unit 5 via the signal line 560.

The respective CPUs exchange commands via the dual port memory 515. SCSI
The controller 519 interfaces with the external storage device 6 connected to the file unit 5 in FIG. The external storage device 6 is specifically composed of a magneto-optical disk, and stores data such as image information.

The CODEC 517 reads out the image information stored in any of the memories A506 to D509, encodes it according to a desired method of the MH, MR, and MMR systems, and then executes the encoding in any of the memories A506 to D509. Is stored as encoded information. Also, memory A
The encoded information stored in the memory 506 to the memory D509 is read and decoded by a desired method of MH, MR, and MMR, and then stored in any one of the memory A506 to the memory D509 as the decoded information, that is, image information. To do.

Next, an operation example of accumulating file information in the external storage device 6 will be described. First, 8b from the reader unit 1
The it multi-valued image signal is input from the connector 500 and is input to the compression circuit 503 through the signal line 551.
The signal 551 is input to the compression circuit 503, where it is converted into compression information 552. The compressed information 552 is input to the memory controller 510.

The memory controller 510 includes the core unit 10
A timing signal is generated by the timing generation circuit 559 according to the signal 553 from the above, and the compressed signal is stored in the memory A 506 via the signal line 552 in accordance with this signal.

The CPU 516 is the memory controller 51.
0 memory A506 and memory B507 are CODEC
517 to the bus line 570. CODEC 51
7 reads the compressed information from the memory A506,
Encoding is performed by the MR method and encoded information is stored in the memory B507.
Write in.

When CODEC 517 finishes encoding,
The CPU 516 is the memory B of the memory controller 510.
507 is connected to the CPU bus 560.

The CPU 516 sequentially reads the encoded information from the memory B 507, and the SCSI controller 5
Transfer to 19. The SCSI controller 519 stores the encoded information 572 in the external storage device 6.

Next, an operation example of taking out information from the external storage device 6 and outputting it to the printer unit 2 will be described.

Upon receiving the information retrieval / print command, the CPU 516 receives the encoded information from the external storage device 6 via the SCSI controller 519,
The encoded information is transferred to the memory C508.

At this time, the memory controller 510 displays C
According to the instruction from the PU 516, the CPU bus 560 is changed to the memory C
08 bus 566.

When the transfer of the encoded information to the memory C508 is completed, the CPU 516 causes the memory controller 510 to
By controlling the memory C508 and the memory D50.
9 to bus 570 of CODEC 517.

The CODEC 517 reads the coded information from the memory C508 and sequentially codes the coded information.
It transfers to 09.

If a scaling such as enlargement / reduction is necessary when outputting to the printer unit 2, the memory D509 is replaced with a scaling circuit 51.
1 to connect to the bus 562 and scale the contents of the memory D509 under the control of the DMA controller 518.

The CPU 516 is the dual port memory 5
The printer unit 2 communicates with the CPU 1003 of the core unit 10 via the printer unit 2 through the core unit 10 from the memory D509.
Make settings to print out the image.

Upon completion of this setting, the CPU 516
The timing generation circuit 514 is activated and the signal line 5
A predetermined timing signal from 59 is sent to the memory controller 5
Output to 10.

The memory controller 510 synchronizes with the signal from the timing generation circuit 514 and synchronizes with the memory D509.
The decoded information is read from and transmitted to the signal line 556. The signal on the signal line 556 is input to the decompression circuit 504, where the information is decompressed.

The output signal of the expansion circuit 504 is the signal line 55.
5, output to the core unit 10 via the connector 500.
The description up to the output from the connector 500 to the printer unit 2 will be omitted because it has been described in the core unit 10.

Next, the computer interface section 7
Will be described with reference to FIG. 7.

Connector A700 and connector B701
Is a connector for a SCSI interface. The connector C702 is a Centronics interface connector. The connector D703 is an RS232C interface connector. Connector E707
Is a connector for connecting to the core unit 10.

The SCSI interface has two connectors (connector A700, connector B701),
When connecting devices having a plurality of SCSI interfaces, connectors A700 and B701 are used to make a cascade connection. When the external device 3 and the computer are connected one-to-one, the connector A700 and the computer are connected by a cable, and the connector B701 is connected by a terminator or the connector B701 and the computer are connected by a cable. Connect a terminator to the A700.

Connector A700 or connector B701
Information input from the SC via the signal line 751
SI / I / F-A704 or SCSI / I / F-B7
08 is input. The SCSI I / F-A 704 or the SCSI I / F-B 708 outputs data to the connector 707E via the signal line 754 after performing the procedure according to the SCSI protocol.

The connector E707 is the CPU of the core unit 10.
The CPU 1 of the core unit 10 connected to the bus 1054
003 receives the information input from the CPU bus 1054 to the SCSI / I / F connector (connector A700, connector B701).

When data from the CPU 1003 of the core unit 10 is output to the SCSI connector (connector A700, connector B701), the procedure is reversed.

The Centronics interface is connected to the connector C702 and input to the Centronics I / F 705 via the signal line 752. The Centronics I / F 705 receives data according to the procedure of the determined protocol, and outputs the data to the connector E707 via the signal line 754.

The connector E707 is the CPU of the core unit 10.
The CPU 1 of the core unit 10 connected to the bus 1054
003 is the Centronics I from the CPU bus 1054.
The information input to the / F connector (connector C702) is received.

The RS232C interface is connected to the connector D703 and is connected to the RS via the signal line 753.
It is input to the 232C I / F 706. RS232C
The I / F 706 receives the data according to the procedure of the determined protocol, and outputs the data to the connector E707 via the signal line 754.

The connector E707 is the CPU of the core section 10.
The CPU 1 of the core unit 10 connected to the bus 1054
003 is from the CPU bus 1054 to RS232C / I /
The information input to the F connector (connector D703) is received. Further, data from the CPU 1003 of the core unit 10 is transferred to the RS232C / I / F connector (connector D7).
When outputting to 03), the procedure is reversed.

Next, the formatter section 8 will be described. FIG. 8 is a block diagram showing the configuration of the formatter unit 8.

The data from the computer interface unit 7 described above is discriminated by the core unit 10. If the data is related to the formatter unit 8, the core unit 10
The CPU 1003 transfers the data from the computer to the dual port memory 803 via the connector 1008 of the core unit 10 and the connector 800 of the formatter unit 9.

The CPU 809 of the formatter unit 8 receives the code data sent from the computer via the dual port memory 803.

The CPU 809 sequentially develops the code data into image data, and transfers the image data to the memory A 806 or the memory B 807 via the memory controller 808.

Memory A 806 and memory B 807 are
Each memory has a capacity of 1 Mbytes, and one memory (memory A806 or memory B807) can handle up to A4 paper size with a resolution of 300 dpi.

In the case of supporting up to A3 size paper at a resolution of 300 dpi, the memory A806 and the memory B807 are connected in cascade to develop the image data. The memory control described above is performed by the memory controller 808 according to an instruction from the CPU 809.

When it is necessary to rotate a character or a graphic when developing the image data, the image data is rotated by the rotation circuit 804 and then transferred to the memory A 806 or the memory B 807.

When the expansion of the image data in the memory A 806 or the memory B is completed, the CPU 809 controls the memory controller 808 to connect the data bus line 858 of the memory A 806 or the data bus line 859 of the memory B 807 to the output line of the memory controller 808. 85
Connect to 5.

Next, the CPU 809 communicates with the CPU 1003 of the core unit 10 via the dual port memory 803 to set the mode in which the image information is output from the memory A 806 or the memory B 807. CPU of core unit 10
The CPU 100 sets the print output mode in the CPU 122 using the communication function built in the CPU 122 of the reader unit 1 via the communication circuit 1002 in the core unit 10.

When the print output mode is set, the CPU 1003 of the core unit 10 activates the timing generation circuit 802 via the connector 1008 and the connector 800 of the formatter unit 8.

The timing generation circuit 802 has the core unit 10
A timing signal for reading image information from the memory A 806 or the memory B 807 is generated in the memory controller 808 according to the signal from

The image information from the memory A 806 or the memory B 807 is input to the memory controller 808 via the signal line 858. Memory controller 808
The output image information from is transferred to the core unit 10 via the signal line 851 and the connector 800.

The output from the core unit 10 to the printer unit 2 has been described in the core unit 10 and will be omitted.

Next, the image memory section 9 will be described with reference to FIG.

The image memory section 9 is connected to the core section 10 by the connector 900 and exchanges various signals. The multi-valued input signal 954 is stored in the memory 904 under the control of the memory controller 905.

The memory controller 905 is the CPU 90.
6, a mode for exchanging data between the memory 904 and the CPU bus 957, and a timing generation circuit 9
It has three functions of a mode for storing the signal 954 in the memory 904 under the control of 02 and a mode for reading the content from the memory 904 and outputting it to the signal line 955.

The memory 904 has a capacity of 32 Mbytes, has a resolution of 400 dpi, and A at 256 gradations.
3 images are stored. Timing generation circuit 902
Are connected to the connector 900 by a signal line 952, and control signals (HSYNC, HEC,
VSYNC, VEN) to generate signals to accomplish the following two functions:

The first is a function of storing information from the core unit 10 in the memory 904, and the second is a function of the memory 904.
Is a function of reading out image information from the device and transmitting it to the signal line 955.

The dual port memory 903 has a CPU 1003 in the core section 10 via a signal line 953 and a CPU 906 in the image memory section 9 via a signal line 957.
Are connected. Each CPU exchanges commands via the dual port memory 903.

Image information is stored in the image memory unit 9,
An example of the operation of transferring this information to the computer will be described.
The 8-bit multi-valued image signal from the reader unit 1 is sent to the connector 9
00 to the memory controller 905 via the signal line 954. Memory controller 905
Generates a timing signal 956 in the timing generation circuit 902 according to the signal 952 from the core unit 10 and stores the signal 954 in the memory 904 in accordance with this signal.

The CPU 906 is the memory controller 90.
No. 5 memory 904 is connected to the CPU bus 957. CP
The U906 sequentially reads the image information from the memory 904 and transfers it to the dual port memory 903.

The CPU 1003 of the core unit 10 reads the image information of the dual port memory 903 of the image memory unit 9 via the signal line 953 and the connector 900, and transfers this information to the computer interface unit 7.

The transfer of information from the computer interface unit 7 to the computer has already been described, and will be omitted.

Next, an operation example of outputting the image information sent from the computer to the printer section 2 will be described.

The image information sent from the computer is sent to the core unit 10 via the computer interface unit 7.

The CPU 1003 of the core unit 10 transfers the image information to the dual port memory 903 of the image memory unit 9 via the CPU bus 1054 and the connector 1009.

At this time, the CPU 906 controls the memory controller 905 to connect the CPU bus 957 to the memory 904.
Connect to the bus.

The CPU 906 is the dual port memory 9
The image information from 03 is transferred to the memory 904 via the memory controller 905. After transferring the image information to the memory 904, the CPU 906 controls the memory controller 905 to connect the data line of the memory 904 to the signal 955.

The CPU 906 is the dual port memory 9
The CPU 1003 communicates with the CPU 1003 of the core unit 10 via 03 to make settings for printing out an image from the memory 904 through the core unit 10 to the printer unit 2.

Upon completion of this setting, the CPU 906
The timing generation circuit 902 is activated and the signal line 9
56 outputs a predetermined timing signal from the memory controller 9
Output to 05.

The memory controller 905 reads the image information from the memory 904 in synchronization with the signal from the timing generation circuit 902 and transmits it to the signal line 955.
Output to the connector 900.

The process up to the output from the connector 900 to the printer unit 2 has been described in the core unit 10 and will not be repeated.

The characteristic operation of the first embodiment of the present invention will be described below.

When the bookbinding mode is selected on the operation unit, FIG.
A screen as shown in 0 is displayed, and the operator selects the output paper size and whether the binding method requires right-opening, left-opening, and binding margin.

Here, the flow of processing when the bookbinding mode is selected, the output paper size and the bookbinding method are left open, and the binding margin is selected will be described with reference to FIGS. 11 and 12.

First, in S1 of FIG. 11, the end of the output data is determined, and in S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and the processes of S1 to S3 are repeated until the output data for four pages are buffered.

Then, if the judgment in S3 is true and the result is S,
Process 4 is performed. FIG. 12 shows the process of S4.
From the buffered 4 pages of output data, S1
The first page gives a right margin on the left half of the front side with 1 and the first page has a left margin on the right half at S12, so that each page is half the output paper size (for example, if A3 paper is selected). , Image processing is performed so that the expansion size of each page is unified to A4), and the surface is completed.

Next, in S13, the completed surface is printed. Similarly, in S14, the left half of the front surface is the second page, S
At 15, the right half is added to the third page in the same manner, a bit is expanded to half the output paper size, and the back side is printed. Then, the process returns to FIG. And
The above processing is repeated until the end of data.

When the end of data is detected in S1 of FIG. 11, it is determined whether or not there is a page buffered in S5. Then, if there is no buffered page, the process is terminated, and if there is a buffered page, blank pages are added by less than 4 pages in S6, and the process of FIG. 12 is performed.

By performing the above processing, a print result as shown in FIG. 14 can be obtained.

Next, the operation characteristic of the second embodiment of the present invention will be described. The configuration of the device is as shown in FIG.
It is assumed to be the same as that shown in FIG.

Also in the second embodiment, when the bookbinding mode is selected on the operation unit, a screen as shown in FIG. 10 is displayed, and the operator can select the output paper size and the right-opening, left-opening of the bookbinding method, and Select whether a binding margin is required.

Here, the flow of processing in the case where the bookbinding mode is selected, the output paper size and the bookbinding method are right open, and the binding margin is selected will be described with reference to FIGS. 11 and 13.

In S1 of FIG. 11, the end of the output data is determined, and in S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and the processing of S1 to S3 is repeated until the output data for four pages is buffered.

If the result of S3 is true, the process of S4 is performed. FIG. 13 shows the process of S4. From the buffered output data for four pages, S2 in FIG.
In step 1, the first page is given a right margin in the left half, and the fourth page is given a left margin in the right half in S22. Each page is half the output paper size (for example, if A3 paper is selected). , Image processing is performed so that the expansion size of each page is unified to A4), and the surface is completed.

Next, in S23, the completed surface is printed. Similarly, in S24, the left half of the back side is the third page, S
At 25, the right half of the second page is bit-developed to the same size, and the back side is completed.

Next, in S26, the completed back surface is printed. Then, the process returns to FIG. The above processing is repeated until the end of data.

If the end of data is detected in S1,
It is determined whether there is a page buffered in S5.

If there are no buffered pages,
When the processing is completed and there is a buffered page, blank pages are added for less than 4 pages in S6, and the processing of FIG. 13 is performed.

By performing the above processing, a print result as shown in FIG. 15 can be obtained.

Next, the operation characteristic of the third embodiment of the present invention will be described. The configuration of the apparatus is the same as that shown in FIGS.

In the third embodiment, the bookbinding mode, the output paper size, and the bookbinding method are opened on the right and left on a computer connected via a computer interface.
And select whether or not a binding margin is required.

Here, the flow of processing when the bookbinding mode is selected, the output paper size, the bookbinding method are left open, and the binding margin is selected will be described with reference to FIGS. 11 and 12.

In S1 of FIG. 11, the end of the output data is determined, and in S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and the processes of S1 to S3 are repeated until the output data for four pages are buffered.

If the result of S3 is true, the process of S4 is performed. FIG. 12 shows the process of S4. From the buffered output data for four pages, a right margin is added to the fourth page on the left half of the front surface in S11, and S1
In step 2, the first page is given a left margin on the right half, and each page is half the output paper size (for example, A
When 3 sheets are selected, the image processing is performed so that the development size of each page is unified to A4), and the surface is completed.

Next, in S13, the completed surface is printed. Similarly, in S14, the left half of the back side is the second page, S
A margin is similarly added to the right half on the third page at 15 and bit development is performed to half the output paper size to complete the back surface.

Next, in S16, the completed back surface is printed. Then, the process returns to FIG. The above processing is repeated until the end of data.

When the end of data is detected in S1 of FIG. 11, it is determined in S5 whether there is a buffered page. If there are no buffered pages,
When the process is completed and there is a buffered page, blank pages are added to the page in less than 4 pages in S6, and the process of FIG. 12 is performed.

By performing the above processing, a print result as shown in FIG. 14 can be obtained.

Next, the characteristic operation of the fourth embodiment of the present invention will be described. The configuration of the apparatus is the same as that shown in FIGS.

In each of the above-mentioned embodiments, the system in which the binding margin is taken into consideration in the middle folding bookbinding has been described. However, each of the following embodiments provides a system considering only the page order as a simpler device. Is. In addition, the operation of each of the following embodiments, in each of the above embodiments,
The operation is almost the same as when the binding margin mode is not selected on the display screen of FIG.

First, when the bookbinding mode is selected on the operation unit, a screen as shown in FIG. 16 is displayed. That is,
In the fourth embodiment, since the binding margin is not considered,
The display for selecting the presence / absence of the binding margin is removed. Here, the operator selects the output paper size and whether the bookbinding method is right-opening or left-opening.

The flow of processing when the bookbinding mode is selected and the output paper size and the bookbinding method are left-opened will be described with reference to FIGS. 11 and 17.

In S1 of FIG. 11, the end of the output data is determined, and in S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and the processes of S1 to S3 are repeated until the output data for four pages are buffered.

[0209] Next, if the determination at S3 is true, the process proceeds to S4.
Process. FIG. 17 shows the process of S4. First, from the buffered 4 pages of output data,
In S31, the left half of the front side is assigned to the fourth page and the right half is assigned to the first page, and each page is bit-expanded to a size half the output paper size to complete the front side. Then, in S32, the completed surface is printed.

Similarly, in S33, the left half of the back surface is allocated to the second page and the right half is allocated to the third page, and each page is bit-expanded to a size half the output paper size to complete the back surface. Then, in S34, the completed back surface is printed. Then, the process returns to FIG. The above processing is repeated until the end of data.

When the end of data is detected in S1,
It is determined whether there is a page buffered in S15. Then, if there is no buffered page, the process is terminated, and if there is a buffered page, blank pages are added by less than 4 pages in S6, and the process of FIG. 17 is performed.

By performing the above processing, a print result as shown in FIG. 19 can be obtained.

Next, the characteristic operation of the fifth embodiment of the present invention will be described. The configuration of the apparatus is the same as that shown in FIGS.

When the bookbinding mode is selected on the operation unit, FIG.
A screen like 0 is displayed, and the output paper size and the binding method of right-opening or left-opening are selected.

Here, the flow of processing when the bookbinding mode is selected and the output paper size and the bookbinding method are opened to the right will be described with reference to FIGS. 11 and 18.

At S1 of FIG. 11, the end of the output data is determined, and at S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and the processes of S1 to S3 are repeated until the output data for four pages are buffered.

Then, if the determination in S3 is true and the result is S,
Process 4 is performed. FIG. 18 shows the process of S4.
First, in S41, the left half of the front surface is allocated to the first page and the right half is allocated to the fourth page from the buffered output data for four pages, and each page is bit-expanded to a size of half the output paper size. To complete.
Next, in S42, the completed surface is printed.

Similarly, in S43, the left half of the back surface is allocated to the third page and the right half is allocated to the second page, and each page is bit-expanded to half the output paper size to complete the back surface. Then, in S44, the completed back surface is printed. Then, the process returns to FIG. The above processing is repeated until the end of data.

When the end of data is detected in S1 of FIG. 11, it is determined whether or not there is a page buffered in S5. Then, if there is no buffered page, the process is terminated, and if there is a buffered page, blank pages are added by less than 4 pages in S6, and the process of FIG. 18 is performed.

By performing the above-mentioned processing, FIG.
It is possible to obtain the print result as shown in 0.

Next, the characteristic operation of the sixth embodiment of the present invention will be described. The configuration of the apparatus is the same as that shown in FIGS.

In the sixth embodiment, a bookbinding mode, an output paper size, and a bookbinding method, right-opening or left-opening, are selected on a computer connected via a computer interface.

Here, the processing flow when the bookbinding mode is selected and the output paper size and the bookbinding method are left-opened will be described with reference to FIGS. 11 and 17.

In S1 of FIG. 11, the end of the output data from the computer is determined, and in S2, the data for one page is buffered. Then, in S3, it is determined whether or not the output data for four pages has been buffered, and until the output data for four pages is buffered, S1 to
The process of S3 is repeated.

[0225] Then, if the determination in S3 is true and the result is S,
Process 4 is performed. That is, in FIG. 17, from the buffered output data for four pages, the front left half is allocated to the fourth page and the right half to the first page in S31, and each page is bit-sized to half the output paper size. Unfold and complete the surface. Then, in S32, the completed surface is printed.

Similarly, in S33, the left half of the back surface is allocated to the second page and the right half is allocated to the third page, and each page is bit-expanded to the size of half the output paper size to complete the back surface. Then, in S34, the completed back surface is printed. Then, the process returns to FIG. The above processing is repeated until the end of data.

When the end of data is detected in S1,
If there is no buffered page in S5, the process is terminated, and if there is a buffered page, S6.
Then, blank pages were added for less than 4 pages, and
7 is performed.

By performing the above-mentioned processing, FIG.
It is possible to obtain a print result as shown in FIG.

[0229]

As described above, according to the present invention,
By selecting the bookbinding mode in which four pages of the document are laid out on the front and back sides of the output paper every two pages, the page order can be properly adjusted and output even if the user does not have to be aware of the image output order. It has the effect that it can be folded back from the center for easy binding.

By selecting the bookbinding binding margin mode, since the left and right margins are added to the image output for four pages to print, even if the original is folded back from the center and bound, the print content is This has the effect of making it easier to see.

[Brief description of drawings]

FIG. 1 is a block diagram showing an overall configuration according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing the structure of the above embodiment.

FIG. 3 is a block diagram showing a circuit configuration of a reader unit and a printer unit in the above embodiment.

FIG. 4 is a block diagram showing a configuration of an external device in the above embodiment.

FIG. 5 is a block diagram showing a configuration of a fax unit in the above embodiment.

FIG. 6 is a block diagram showing a configuration of a file unit in the above embodiment.

FIG. 7 is a block diagram showing a configuration of a computer interface unit in the above embodiment.

FIG. 8 is a block diagram showing a configuration of a formatter unit in the above embodiment.

FIG. 9 is a block diagram showing a configuration of an image memory unit in the above embodiment.

FIG. 10 is a plan view showing an example of an operation unit in the first to third embodiments of the present invention.

FIG. 11 is a flowchart showing an output data buffering process in the above embodiment.

FIG. 12 is a flowchart showing operations of right-justified bit development and page allocation of output data for right-open bookbinding in the first and third embodiments of the present invention.

FIG. 13 is a flowchart showing operations of left-aligned bit expansion and page allocation of output data for left-open bookbinding in the second embodiment of the present invention.

FIG. 14 is an explanatory diagram showing output results in the first and third examples.

FIG. 15 is an explanatory diagram showing an output result in the second embodiment.

FIG. 16 is a plan view showing an example of an operation unit in fourth to sixth embodiments of the present invention.

FIG. 17 is a flowchart showing the operations of bit expansion and page allocation of output data for left-open bookbinding in the fourth and sixth embodiments of the present invention.

FIG. 18 is a flowchart showing the operations of bit expansion and page allocation of output data for right-open bookbinding in the fifth embodiment of the present invention.

FIG. 19 is an explanatory diagram showing output results in the fourth and sixth embodiments.

FIG. 20 is an explanatory diagram showing an output result in the fifth embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Reader part, 2 ... Printer part, 3 ... External device, 4 ... Fax part, 5 ... File part, 6 ... External storage device, 7 ... Computer interface part, 8 ... Formatter part, 9 ... Image memory part, 10 ... Core part, 124 ... Operation part.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Ozaki 3-30-2 Shimomaruko, Ota-ku, Tokyo Canon Inc.

Claims (8)

[Claims] 1. An image input means for converting various images into image data and inputting the same, an image storage means for storing the input images, an image display means for displaying the image data as a visible image, and an output mode selection. Image forming means for printing out an image in accordance with the selection of the output mode by means, facsimile communication means for exchanging image data with a partner communication device, and computer interface means for exchanging image data with a computer And optionally adding one or more input / output means among various input / output means including image data stored in the image storage means and an image file means having a function of searching the stored image. In a composite image input / output device capable of inputting / outputting data between each input / output means, when outputting an image, one sheet of output paper is printed on each side. Two output areas are allocated, and four sheets from the first page of the document to be output are held in the image storage means, and the pages are output so that the page order will match when center-folded. At this time, center-folding is assumed. A composite image input / output device having a bookbinding function that shifts and outputs images by the binding margin. 2. The sheet according to claim 1, when left-opened, even pages are provided with a right margin on the left side of the paper, and odd pages are provided with a left margin on the right side of the paper.
A composite image input / output device that outputs a document print image to an appropriate place. 3. The sheet according to claim 1, wherein when opened to the right, even pages are provided with a left margin on the right side of the paper, and odd pages are provided with a right margin on the left side of the paper.
A composite image input / output device that outputs a document print image to an appropriate place. 4. The composite image input / output device according to claim 1, wherein the binding margin is set by the output mode selection unit or the computer interface unit. 5. An image input means for converting various images into image data and inputting the same, an image storage means for storing the input images, an image display means for displaying the image data as a visible image, and an output mode selection. Image forming means for printing out an image in accordance with the selection of the output mode by means, facsimile communication means for exchanging image data with a partner communication device, and computer interface means for exchanging image data with a computer And optionally adding one or more input / output means among various input / output means including image data stored in the image storage means and an image file means having a function of searching the stored image. In a composite image input device capable of inputting / outputting data between each input / output means, when outputting an image, one output sheet is printed on the front and back sides, respectively. A composite image input having a bookbinding function of allocating an output area of a sheet, holding four sheets from the first page of a document to be output in the image storage means, and outputting so that the page order is matched when center-folded Output device. 6. The composite image input / output device according to claim 5, wherein when the left side is opened, the contents of the first page are printed in page order. 7. The composite image input / output device according to claim 5, wherein the pages are printed in order from the contents of the first page when opened to the right. 8. The composite image input / output device according to claim 5, wherein the bookbinding function is configured by the output mode selection unit or the computer interface unit.