CN1006022B - Facsimiled picture and character processing system - Google Patents

Abstract

The present invention relates to a facsimiled picture and character processing system which is a picture and character processing system composed of three classes of facsimile machines and microcomputers. The facsimile machines are connected with a computer by a facsimile picture interface plate, and the system is controlled by system software to realize the functions of image data collection and storage, picture and character edition, data compression and encryption, intelligent copying, etc. by a screen and a keyboard. The system has the advantages of fast image data input speed, multiple functions and heat sensitive paper saving for printing and is suitable for office automation, combined service data networks, pattern recognition and establishment for various picture databanks.

Description

Facsimiled picture and character processing system

The present invention relates to a kind of system that utilizes computing machine that the facsimile chart image information is handled.Specifically a kind of figure, word processor of utilizing Group 3 Facsimile Equipment and computing machine to form.

Existing Group 3 Facsimile Equipment can only the former state transfer files, can not do any change to document form and content.Develop some technology of utilizing microcomputer that facsimile equipment is controlled at present, enlarged the range of application of equipment, improved the transfer efficiency of facsimile message, as: the clear 58-39160 of Jap.P. is exactly an example.The clear 59-158168 of Jap.P. relates to a kind of image size converting means, utilizes microcomputer to amplify and dwindle the image of faxing, and the work of its data input, data operation, data input and output each several part all can independent operation, so can reach high speed processing.But this device can not carry out editing and processing to the image of faxing.

Task of the present invention provides a kind ofly can carry out the simple and easy of multiple function treatment and figure, word processor that cost is cheap to the picture information of Group 3 Facsimile Equipment.

Fax figure, word processor are to increase the visual input interface plate of custom-designed fax between Group 3 Facsimile Equipment and microcomputer, and interface board is made up of receiver, serial-parallel conversion circuit, data latches, frequency dividing circuit, dma control circuit, interrupt control circuit, paper feed control circuit, address decoding circuitry and transmission receiver, control circuit.System realizes its various functions by software.When using native system to carry out figure, word processing, be pictorial data to be input to calculator memory, carry out editing and processing, data compression process, the data encryption of various figures, literal form by the operation of display and keyboard and handle by facsimile recorder or data file.Still there is calculator memory in data processed, stores on demand at last, prints or transmit.

Specify below in conjunction with accompanying drawing:

Fig. 1: system construction drawing

Fig. 2: system works flow process figure

Fig. 3: the visual input interface plate schematic diagram of faxing

Fig. 4: figure, copy editor's function control principle figure

With reference to Fig. 1: the Group 3 Facsimile Equipment (1) in the strange land, join by public telephone network or special line (2) and local Group 3 Facsimile Equipment (3).Facsimile recorder is made up of modulator-demodular unit (69) scanner (70), controller (71) and duplicating part (72).The visual input interface plate (4) of faxing is connected on the duplicating part (72) of facsimile recorder, and the facsimile chart image data that (data herein are picture information of non-compression) takes out from facsimile recorder (3) is input to the internal memory of computing machine (6) through interface board (4).Also can utilize display (5) and keyboard (7) figure, literal, form to be carried out editing and processing, data compression and encryption then by the internal memory of data file (8) input image data to computing machine (6) by the various functions of software.Still there is the internal memory of computing machine (6) in data processed, stores on demand at last or by printer (9) printout.

With reference to Fig. 2, system starts working, and systemic-function management (10) shows Chinese word function master menu (11) automatically, and enters waiting status (12).Behind operator's keystroke, function identification (13) number is differentiated function.Keystroke is not a function number, and system shows that master menu (11) still is in waiting status (12); Be function number, system just enters selected functional objective.The feature content of system comprises: fax image input (14), graphic file input (15) figure, copy editor (16), data compression (17), data encryption (18), data-storing (19), printing (20), transmission (21).

The fax image input (14) of system, with the orchid figure of printing or hand-written manuscript, form, figure, band background color with contain the more photograph of medium tone, import computing machine (6) by a facsimile recorder (3) at a high speed through the visual input interface plate (4) of faxing, also can utilize public switched telephone network (2) to carry out facsimile service, the pictorial data that distant place facsimile recorder obtains is imported computing machine (6) at a high speed.Graphic file input (15), realization has been stored in the input manager of the graph data on the disk.Read administrative unit and memory management unit by each input block of file, disk, make graph data import calculator memory by rule.When the graph data end of input, test cell is recorded in units corresponding to the various information of test gained, simultaneously the display graphics fileinfo.Figure, literal, editor (16) carry out various editing and processing to the pictorial data of input calculator memory, as windowing, amplify, dwindle, stripping and slicing, move, deletion, figure join, reverse, mark literal, tabulation etc. together, to satisfy user's various layout structure needs.Data compression (17) adopts the Huffman encoding method that graph data is compressed processing, to reduce the storage capability and the call duration time of graph data, also the graph data of compression can be reduced to former graph data.Data encryption (18) is carried out a series of conversion process by the transformation rule sequence that designs to data, guarantees the security of graph data storage and communication.Graph data storage (19) realizes the deposit management to the graph data of facsimile recorder input computing machine and process editor's graph data, write administrative unit and memory management unit by each input block of file, disk, graph data is stored on the disk, so that long preservation and inquiry are used with certain data structure.Print (20) and can use any 24 pin matrix tube formula printer or laser copiers.During printing curve, by interactive mode, umber is printed in input, amplifies or minification, and every line printing is counted and printed and begins to locate columns.System makes printer that these data are come out with dot printing by transmit the pictorial data of pictorial data order and transmission respective numbers to printer (9), carries out paper feed according to given paper feed order then, and so forth, has realized the undistorted printing of figure.The amplification of figure is printed by amplifying unit and is carried out the conversion realization, and the printing of dwindling of figure is carried out the conversion realization by dwindling the unit.Print the printing umber of repetitive managing graphic.Positioning printing is by given initial columns, before transmitting graphics data, carries 0 data of respective numbers to realize to printer earlier.Graph data transmission (21) is the graph data transmission that realizes between the computing machine.

With reference to Fig. 3, the visual input interface plate (4) of faxing is made up of receiver (22), serial-parallel conversion circuit (23), data latches (24), frequency dividing circuit (25), dma control circuit (26), interrupt control circuit (27), paper feed control circuit (28), address decoding circuitry (29), control circuit (31), transmission receiver (30).

From the pictorial data of facsimile recorder (3) be at a high speed (generally greater than, equal 500KHZ) the serial two-value data, in order in time data to be imported computing machine, adopt the DMA load mode, send into the receiver (22) of interface board (4), in facsimile recorder clock (61), under the effect of beginning/stop signal (63), serialization graph image data (60) changes parallel data into through serial/parallel change-over circuit (23), be latched in then in the data latches (24), frequency dividing circuit (25) is with facsimile recorder clock (61) frequency division, when in the data latches (24) pictorial data being arranged, start dma control circuit (26), send dma request signal (66), in time the data in the data latches (24) are sent into calculator memory by terminal (65) by transmitting receiver (30), after frame image data send, the frame signal of facsimile recorder (62) starts interrupt control circuit (27), send interrupt request singal (67) to computing machine (6), this computer-chronograph (6) response is interrupted, system just enters interrupt service routine, and the pictorial data of input calculator memory is handled.For paper feed mechanism and the saving heat-sensitive paper of controlling facsimile recorder, designed paper feed control circuit (28) on the interface board (4), this circuit produces paper feed control signal (68), the paper feed mechanism of control facsimile recorder, facsimile recorder (3) is not being failed under the situation of paper, also can work normally, save heat-sensitive paper.Address decoding circuitry (29) is deciphered the data on the address bus (64), if the port address of this interface board, control circuit (31) then sends various signals, makes interface board transmit data to computing machine normally by the output terminal (65) that transmits receiver (30) or receives data from computing machine.The initialization of fax graphics input interface plate (4), long-range/short range fax input service state is provided with, and the demonstration of contribution size Selection and facsimile chart image information is finished by fax figure Input Software.In order to make the facsimile chart image data can fast, all enter computing machine (6) internal memory, adopted double-buffer technique, promptly in calculator memory, two buffer zones 1 and 2 have been opened up, the facsimile chart image data is by DMA transmission mode input calculator memory, use buffer zone 1 and 2 successively, guarantee that data transmission is correct.Interrupt service routine is handled the data in the buffer zone, because facsimile recorder always transmits data by the data volume of maximum manuscript size, the pictorial data on the non-manuscript is filled with 0, and therefore useful pictorial data only is the part of data in the buffer zone.Adopting next-door neighbour's aligning method, is to give up gibberish, presses the size of manuscript, and useful data are split, and the next-door neighbour arranges successively, has saved internal memory cost greatly.

With reference to Fig. 4, pictograph editorial management (32) manages all kinds editor, and the user selects (33) and systems exchange information by editing type, enters the processing unit that need finish.One width of cloth figure is general always very big, can only show its part on screen.Screen graph management (34), the left and right figure unit (35) that moves, the upper and lower figure of rolling unit (36) can make the figure upper and lower, left and right move according to keypad information, and the zone that will observe up to the user appears on the screen.Cursor management (37) and the upper and lower mobile unit of cursor (38), left and right mobile unit (39), tilted direction mobile unit (40), cursor upper and lower, left and right and the tilted direction of controlling particular design according to keypad information move, to determine the position of pending figure.Window management (41) and windowing unit (42), (upper left angle point) put in the cursor first place of setting and tail position (bottom right angle point) obtains window area and display window rectangular shaped rim line by registering.Window is once determining, under corresponding order, move unit (43) by figure and the figure of window area can be moved a new cursor assigned address, can be on disk by deposit unit (44) with the graph window data-storing, perhaps it can be printed by print unit (45), can also be by deleting figure unit (46) with its deletion.Figure amplifies (47) and adopts the integral multiple amplifying method that the lower right figure of cursor appointment is amplified, and is presented on the screen.Figure dwindles the method that (48) adopts multiple to dwindle figure is dwindled, and shows on screen.Copy editor's management (49) is determined font and size according to font size unit (50).Text type is determined in word kind unit (50).Chinese character encoding method for input is determined in input method unit (52), the Word message of user's input is become machine inner code, then by word lattice input block (53), word lattice (comprising Chinese character, English, Japanese, Russian, Arabic) the dot matrix size on request cursor appointed positions of packing into, become the part of graph data.Tabulation unit (54) is directly tabulation on screen, as long as press the tabulation symbolic key, just this unit with the dot matrix of the tab cursor appointed positions of packing into, becomes the part of graph data.Screen is beaten unit (55) graphic printing on the screen is come out.Reversed image unit (56) is pattern reversal on the screen, and promptly black and white is exchanged.Join figure (57) together according to mode selected cell (58) mode selected, read in, replace or be superimposed upon the pointed graphics field of cursor by reading to coil the graph data that unit (59) will be stored on the disk.

The technology of the present invention is that can and contain the more photograph of medium tone etc. with the original copy of literal, band background color becomes pictorial data by facsimile recorder, import computing machine at a high speed with the DMA load mode, utilize system software to carry out various video text editings, data compression and encryption, store on demand then, print or transmit.But it is the method for a kind of effective, cheap short range or remote collection pictorial data.It changes facsimile service is visual information, can carry out intelligence and duplicate, and can store graph data for a long time, graph data can be encrypted, and replaces specialized encryptor, and can save the heat-sensitive paper of facsimile recorder.Therefore can be widely used in office automation, ISDN(Integrated Service Digital Network), pattern-recognition and set up aspect such as various graphic data bases, have very big economic results in society.

Claims (8)

1, a kind of Facsimiled picture and character processing system, it is characterized in that this system is made up of Group 3 Facsimile Equipment, the visual input interface plate of fax, microcomputer, keyboard, display, data file, printer, the pictorial data of Group 3 Facsimile Equipment scanning acquisition, adopt double-buffer technique and data next-door neighbour aligning method input computing machine, the system that carries out video text editing, data compression, data encryption processing.

2, by the described fax figure of claim 1, word processor, the visual input interface plate that it is characterized in that faxing is to be made of receiver, serial-parallel conversion circuit, data latches, frequency dividing circuit, dma control circuit, interrupt control circuit, paper feed control circuit, transmission receiver, address decoding and control circuit.

3,, it is characterized in that the pictorial data that the scanning of getting obtains is that facsimile recorder duplicates the scanning image data that part is imported by the described fax figure of claim 1, word processor.

4,, it is characterized in that having on the interface board the not defeated paper of a control facsimile recorder and the paper feed control circuit of operate as normal by the described fax figure of claim 1, word processor.

5, by the described fax figure of claim 1, word processor, it is characterized in that adopting the double buffering that can make facsimile chart image data fast and reliable enter calculator memory.

6,, it is characterized in that adopting the data next-door neighbour aligning method that can make the facsimile chart graphic data save internal memory by the described fax figure of claim 1, word processor.

7, by the described fax figure of claim 1, word processor is characterized in that this system has the function control unit of following video text editing: figure, copy editor's management, editing type is selected, the screen graph management, about move the figure unit, roll the figure unit up and down, the cursor management, the cursor up down mobile unit, cursor move left and right unit, cursor tilted direction mobile unit, screen is beaten the unit, the reversed image unit, window management, the windowing unit, figure is moved the unit, the deposit unit, print unit, delete the figure unit, figure dwindles the unit, the figure amplifying unit, the font size unit, word kind unit, copy editor's management, the input method unit, the word lattice input block, the tabulation unit, join graphic element together, the mode selected cell, read to coil the unit.

8,, it is characterized in that Group 3 Facsimile Equipment wherein is meant to have the measure of the file signal of minimizing redundance before modulation, and in one minute, transmitting a ISOA on the telephone circuit by the described fax figure of claim 1, word processor ₄The facsimile equipment of file.

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