CN103841292A - Operating method of scanner and scanner - Google Patents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
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Abstract
The invention provides an operating method of a scanner. The operating method comprises the following steps that: a scanning object is provided; an operating mode of a scanner is set; the scanning object is scanned to generate numerical digit information; according to a selected operating mode, whether color space conversion that is carried out from input color space to output color space and is related to the numerical digit information is executed is determined; if the selected operating mode is a sending printing mode, the color space conversion related to the numerical digit information is executed; and if the selected mode is a sending storage mode, the color space conversion is not executed. In addition, the invention also relates to a scanner that is capable of directly converting numerical digit information that is generated by scanning into one in a color system for direct printing by a printer and describing the converted numerical digit information to form one in a language format for direct printing by the printer, so that image data defined by the numerical digit information can be directly printed when the information is transmitted to the printer without the need to carry out PC machine processing.
Description
Technical field
The present invention relates to scanner field, in particular to a kind of scanner and method of operation with color space disposal ability.
Background technology
Scanner is a kind of image acquisition equipment, can be the number format that computer can show, edits, stores and export by the video conversion of papery text, as forms such as JPEG, JPG, TIFF, MTIFF or PDF.Being of wide application of scanner is general, for example, fine arts figure and photo scanning are attached in file; Printing word scanning is input in word processor, avoids again typewriting again; Fax paper scanning is input in database software or word processor and is stored; And in multimedia, add image etc.
For now, scanner has roughly experienced the development of four-stage:
Before and after 1984, emerging of first generation flatbed scanner, the function of first generation scanner is confined to only scanning black-white word and simple black and white line figure, and the input speed to simple graph and word and output speed are all slow, resolution is also lower, device volume is larger, uses inconvenient; But scanner just has market using value and market prospects widely after appearance; The second generation scanner of releasing for 1986 has increased the function of black and white GTG on the basis of first generation scanner, can scan the black and white image with gray scale variation, makes the black and white image of scanning be rich in stereovision in the time that image file is exported, and image is truer; The third generation scanner of releasing for 1989 makes scanner enter the colored epoch, and color scanner can scanning colour printed matter and photochrome, and exports colour picture form and carry out editing and processing to computer; Along with the development of other office equipment and universal, 1996 occur the 4th generation scanner, scanner and printer, facsimile machine are integrated, make scanner with some functions of duplicating, faxing, printing, but still as the ancillary equipment of computer, its various functions must just can complete by computer.
In the prior art, network scanner is only image capture and image output instrument, and function singleness, can not meet day by day multifarious operational environment and operation requirements.Therefore, the scanner of at present necessary Development of New Generation, can be connected and exchange message with the Internet, and any network equipment or device that scanning document information is connected with internet through the transmission arrival of network are edited arrangement, store backup, printed; In computer network in running environment, scanner design is become and possesses more independently function, can the required operation task of complete independently user, and progressively break away from its to external equipment as the function of computer relies on, be not re-used as ancillary equipment, the auxiliary device of computer.This is the important technological problems of being badly in need of solution in current scanline instrument field.
Popular and universal along with internet in working environment, scanner becomes a kind of image processor shared in network, becomes network scanner.Early stage scanner is made up of probe, control circuit and mechanical part, takes the working method of lining by line scan, and the digital signal obtaining is preserved with the form of dot matrix, re-uses the text that signal of video signal compiled reference format by Document Editing software and stores.Current scanner is still a kind of computer peripheral, only catching and input unit as image, the sweep objects such as comparison film, page of text, drawing, fine arts picture, photographic negative, film film carry out scan process, scanner obtains the information such as their original lines, figure, word, photo, plane material object and converts digit information form to, known, printer is to use Huang, fuchsin, green grass or young crops, black four looks (YMCK) ink print, and therefore color is to adopt CMYK to specify.The color of scanner is to adopt RGB modal representation, also therefore rgb color will be beaten and is printed, will be through the step of one color conversion, otherwise the ink of printer has no idea to print off all rgb colors.Moreover, when RGB turns CMYK, there is serious colour cast problem.Technical at present, the image file that scanner scans can change CMYK pattern into RGB pattern by software for editing and edit, to avoid using the color that cannot print, but the digit information that is loaded with specific dicom message of its generation must be edited and be processed by computer thus, then just can transfer to printer and print output.
Summary of the invention
Object of the present invention aims to provide a kind of scanner and method of operation, scanning can be generated to digit information and be directly changed into the color standard that printer can directly print, and be described as the language format that printer can directly be printed, in order to can directly print the defined view data of this digit information in the time transferring to printer, and without again by PC processing.
Above-mentioned purpose of the present invention realizes by the technical characterictic of independent claims, and dependent claims develops the feature of independent claims with alternative or favourable mode.
For achieving the above object, propose a kind of method of operation of scanner, comprise the following steps:
One scan object is provided;
The operator scheme of scanner is set;
Scan described several sweep object to generate a digit information;
According to selected operator scheme, judge whether to carry out input color space to the color space of output color space that described digit information is relevant and change;
If selected operator scheme for sending printing model, is carried out the color space conversion that described digit information is relevant; If selected operator scheme for sending memory module, is not carried out described color space conversion;
According to selected operator scheme, carry out to send and print or send storage.
Further, described color space conversion comprises the following steps:
1) Color Gamut Mapping, maps to input color space relevant described digit information in the output color space within the scope of printer performance;
2) colour correction, converts the color data of input color space relevant described digit information to the color data of output color space.
Further, described scanner is carried out described colour correction processing based on color space transformation rule.
Further, described color space transformation rule comprises and described input color space is converted to the first rule of intermediate form and the Second Rule that is output color space by described intermediate format conversion.
Further, described color space conversion comprises the following steps:
1) color table (COLOR CHART) of downloading different type of machines printer is to scanner;
2) color table (COLOR CHART) of scanner based on different type of machines printer carried out Color Gamut Mapping and colour correction processing.
Further,, under described transmission printing model, send printing and comprise the following steps: will be described as the discernible language format of printer with the digit information of output color space output and print to send.
Further, the original rgb color space that described input color space is image information that described digit information defines or the standard rgb color space through standardization, described output color space is cmyk color space.
Another aspect of the present invention also proposes a kind of scanner, comprise scanning element in order to scanning document to generate a digit information, also comprise:
Network connection unit, in order to by scanner access network;
Operation interface unit, can input instruction to make scanner action;
Color space processing module, can carry out the conversion process of color space;
Processor, be connected to described scanning element, network connection unit, operation interface unit and color space processing module, and described in the instruction control of inputting based on described operation interface unit, input color space relevant described digit information is converted to output color space by color space processing module; And
Print processing module, is connected to described processor, in order to being described as the discernible language format of printer through the digit information of color space conversion process.
Further, described operation interface unit can be set the transmission memory module of scanner and send printing model, under described transmission printing model, carry out input color space that described digit information the is relevant conversion process to output color space, export described digit information with output color space; Under described transmission memory module, do not carry out input color space that described digit information the is relevant conversion process to output color space.
Further, described color space processing module is carried out input color space that described digit information the is relevant conversion process to output color space based on color space transformation rule.
From the above technical solution of the present invention shows that, scanner provided by the invention, be provided with color space processing module, the relevant rgb color space of digit information that can directly scanning be generated converts to can be by the cmyk color space standard of printer Direct Recognition and printing, be processed into the discernible descriptive language form of printer by driving, and be directly sent to network printer printing by network, and move without processing and send by computer PC again to print, also without carrying out color conversion process by printer again, make scanner intelligent integration, reduce the intermediate steps of scanning-print processing, simplify scanning, the flow process of print processing, meet the market demand of mobile office.
Accompanying drawing explanation
Fig. 1 is that the present invention is compared with the module diagram of the scanner of the first preferred embodiment.
Fig. 2 is the operation interface of scanner and the schematic diagram of display interface in Fig. 1 embodiment.
Fig. 3 is the operating process schematic diagram of scanner in Fig. 1 embodiment.
Fig. 4 is the schematic flow sheet of color space conversion process in Fig. 3.
Fig. 5 is the module diagram of the scanner of another preferred embodiment of the present invention.
Fig. 6 is the operating process schematic diagram of scanner in Fig. 5 embodiment.
Embodiment
In order more to understand technology contents of the present invention, especially exemplified by specific embodiment and coordinate appended graphic being described as follows.
As shown in Figure 1, according to the first preferred embodiment of the present invention, scanner comprises processor 100 and is connected to scanning element 101, memory 102, operation interface unit 103, network connection unit 104, color space processing module 105 and the print processing module 106 of processor 100.Wherein, processor 100 is carried out the integral control function to scanner, and according to the instruction to scanner input and default program, gated sweep instrument is carried out corresponding operation and realized concrete function.
Scanning element 101, in order to scanning document, to generate a digit information, it has the scanner universal components such as optical imagery module, for treating scanning document as document, picture, photo, film, lantern slide etc. are loaded with the carrier of certain data message, scan, generate digit information.
Shown in figure 1 and Fig. 2, operation interface unit 103, in order to input instruction to make scanner action, carries out corresponding operation.Operation interface unit 103 comprises memory function key 103a and printing function key 103b, is respectively used to set the transmission memory module of scanner and sends printing model.Operation interface unit 103 also comprises black and white scanning key 103c and chromoscan key 103d, setting aforesaid transmission memory module and sending after printing model, according to the type of file to be scanned, selects black and white scanning or chromoscan operation.Sending under memory module, the digit information that scanning document generates can be sent out and be stored to the external memory space of particular ip address, for example, be stored in the PC in access network, or network storage space, such as cloud storage server etc.Sending under printing model, the digit information that scanning generates is after format conversion and data processing, converting printer to can Direct Recognition and the data format of printing, and is sent to the printer of particular ip address in access network via network and prints operation, and without passing through again PC.
In the present embodiment, can pass through the guidance panel 103e of operation interface unit 103, it has the input key mappings such as digital keys, cancel key and acknowledgement key, by these input key mappings, user can manually input the IP address of PC, printer or network storage space, to set as the IP address that sends the recipient of storage or the recipient of transmission printing.Certainly, scanner can also be realized address choice by the address administration module 107 of scanner.Memory manage unit 107, for store an address book and to the address in address book according to certain rule compositor.Memory manage unit 107 can be identified the address book importing from outside, and is stored in memory cell 102.Memory manage unit 107 has a sequencing unit (not illustrating), sort according to certain rule in order to the address in address book, for example according to the access times of each address, sorted in address, and the address sequence after this sequence is presented on display unit 108.As shown in Figure 2, address can process and be scanned instrument identification and show through name.
Shown in Fig. 2, this display unit 108 is a LED display, has the object address viewing area 108a of transmission and address sequence viewing area 108b on LED display.Preferably, on above-mentioned address sequence viewing area 108b, every one page can show 5 addresses, and using sequence in primary address automatically as chosen recipient address, input processor 100, and send object address viewing area 108a show this address.By a page turning key 103f of operation interface unit 103, can stir up and down to select the IP address as sending the recipient of storage or the recipient of transmission printing.
Color space processing module 105, for carrying out the color processing such as color space conversion.Sending under printing model, the relevant view data of digit information that scanner scanning generates is original RGB(Red, Green, Black) color space, but the color space of the view data in printer performance limit of power is CMYK(Cyan, Magenta, Yellow, Black) color space, therefore sending under printing model, the digit information that scanner scanning generates is through the conversion process of color space processing module 105, input color space relevant digit information is converted to the printable output color space of printer, it is cmyk color space, in order to can directly being identified by printer.
With reference to figure 3 and Fig. 4, scanner is being carried out after black and white and chromoscan, through a color space standardized module 109, one compensating circuit or color space standardized software are for example set, the original rgb color space of the digit information that scanning is generated is transformed to standard rgb color space, the such as color space such as sRGB, AdobeRGB, the view data of printing in order to the view data showing on the display of PC and through printer is same view data, and can not produce color error ratio because of different backoff algorithms or circuit.The bottom ash phenomenon of the paper through a bottom ash processing module 110, when scanning often being occurred is again processed.As shown in Figure 1, color space standardized module 109 and bottom ash processing module 110 design discretely with color space processing module 105.In a further embodiment, color space standardized module 109 and bottom ash processing module 110 also can Integrated designs with color space processing module 105.
In color space translation process, the relevant input color space of digit information that scanning is generated, is the standard rgb color space after standardization conversion in the present embodiment, is converted to the output color space in printer performance limit of power.As shown in Figure 4, color space processing module 105 is passed through gamut compression through a colour gamut mapping block 105a, the methods such as contrast compression or a white mapping, carry out Color Gamut Mapping, input color space is mapped in the expressible output color space of printer, obtain the parameter value of the input color space after Color Gamut Mapping, then color correction module 105b is according to color space transformation rule, for example carry out colour correction based on multidimensional lookup table, the relevant input color space of digit information that scanning is generated converts output color space to, defined the digit information of view data with output color space output.
In the present embodiment, color space conversion rule comprise input color space are converted to the first rule of intermediate form and intermediate format conversion become to the Second Rule of output color space.Preferably, the first rule is for converting the parameter of input color space to the operation rule of the color-values parameter of the XYZ color space based on CIE, input the operation rule of color space to intermediate form CIE XYZ color space, convert the intermediate form (be characteristic archives connection space PCS, Profile Connection Space) irrelevant with input equipments such as scanners in order to scanner scanning is generated to the input color space that digit information is relevant.Second Rule is the rule that intermediate format conversion is become to output color space, in order to the intermediate format conversion irrelevant with input equipment become to the expressible output color space of printer, complete input color space to the color conversion process of output color space, in order to by printer Direct Recognition and printing.
Preferably, based on the different cmyk color table (COLOR CHART) in different type of machines printer performance limit of power, can be downloaded to scanner, the cmyk color table of color space processing module 105 based on different and carry out Color Gamut Mapping and colour correction processing, thereby make scanner can directly the input color space of Scanning Input Data be directly changed into the cmyk color standard corresponding to printer of different type of machines, in order to allowing same scanner directly change its corresponding cmyk color standard to different type of machines, and carry out editing and processing without seeing through PC.
In a further embodiment, in color space processing module 105, be preset with color space transformation rule, and without creating transformation rule, color space processing module 105 is converted to output color space according to this preset transformation rule by input color space relevant digit information, with output color space output digit information.
In a further embodiment, color space processing module 105 also can be based on multinomial and look-up table color space transformation rule, or the color space transformation rule based on neural net and fuzzy theory, realize the input color space of scanner scanning input to the conversion process of the output color space of printer performance limit of power, directly print in order to printer, and without carrying out extra process by PC again, also without carrying out color processing by printer again, thereby affect print speed.Similar functions such as discloses in the patent documentation such as Chinese invention patent application No. 201110086627.X (based on the reverse color space changover method of look-up table) and No. 201110028562.3 (based on the color space changover method of fuzzy theory and neural net), is not described in detail in this.
In the present embodiment, the digit information of exporting with output color space is through a printing processing module 106, be described as the language format that printer can be identified and directly print, receive in order to printer after the language format of this digit information that has defined file to be scanned, can directly print the image of file to be scanned.Preferably, before the aforementioned language format of transmission prints, print processing module 106 is also carried out halftone process, by a diffusion method (Dot Diffusion), error diffusion algorithm (Error Diffusion), in order the mode such as dither algorithm (ordered dither) by data rasterisation to realize the printout of printer.
With reference to the workflow schematic diagram of the scanner shown in figure 3, sending under printing model, carry out the conversion of above-mentioned input color space to output color space; Sending under memory module, do not carrying out the conversion of input color space to output color space, but after bottom ash is processed, send storage.Preferably, in the time there is storage, the digit information that scanner generates scanning by its internal processes converts specific output format to and sends output, includes but not limited to PDF, JPG etc.
Figure 5 shows that the scanner module diagram of another preferred embodiment of the present invention, than the first preferred embodiment of the present invention, color space standardized module is no longer set in the present embodiment in scanner, and all the other functional modules are identical with the first preferred embodiment, also adopt identical label.
Shown in Fig. 6, sending under printing model, the original rgb color space of the relevant view data of digit information that scanning generates can be converted to standard rgb format without color space standardization, but after processing, bottom ash directly carries out color space conversion process, original rgb color space is directly changed into the output color space in printer performance limit of power, the input color space in color space transfer process is original rgb color space, improves processing speed and the efficiency of scanner.Sending in memory module, the digit information of scanning generation after processing, bottom ash is directly sent to output with specific output format.
In the present embodiment, preferably, network connection unit 104 comprises wireless network transceiving device,, prints to realize sending storage and sending scanner access network by wireless link.
In sum, scanner provided by the invention and method of operation thereof, the mode of operation that can select according to user, conversion process is carried out or do not carried out to the color space of the digit information that scanning is generated, when sending under printing model, directly carry out the conversion of the RGB relevant to scanner scanning data to the cmyk color space of printer performance ability by the color space processing module in scanner, without carrying out other conversion process by PC, improve the efficiency of scanning-printing in order to directly being printed by printer.By the print processing of scanner inside, digit information is described as to printer can Direct Recognition and the language format of printing, printer receives the view data that can directly print its defined digit information after this this language format by network, break away from conventional scanner need to PC, the interconnected restriction that just can realize scanning-printout function of printer three machines, make scanner change active, smart machines into by traditional peripheral hardware, greatly expand its application, and simplification scans, the flow process of print processing, meet the market demand of mobile office.
Above specification word and accompanying drawing are only explanation of the invention and explanation; in any form the present invention is not construed as limiting and is limited; scope of the present invention is as the criterion with claims, and all do not exceed apparent modification, conversion and the replacement scheme of aim of the present invention all in protection scope of the present invention.
Claims (10)
1. a method of operation for scanner, is characterized in that, comprises the following steps:
One scan object is provided;
The operator scheme of scanner is set;
Scan described several sweep object to generate a digit information;
According to selected operator scheme, judge whether to carry out input color space to the color space of output color space that described digit information is relevant and change,
If selected operator scheme for sending printing model, is carried out the color space conversion that described digit information is relevant; If selected operator scheme for sending memory module, is not carried out described color space conversion;
According to selected operator scheme, carry out to send and print or send storage.
2. the method for operation of scanner according to claim 1, is characterized in that, described color space conversion comprises the following steps:
1) Color Gamut Mapping, maps to input color space relevant described digit information in the output color space within the scope of printer performance;
2) colour correction, converts the color data of input color space relevant described digit information to the color data of output color space.
3. the method for operation of scanner according to claim 2, is characterized in that, described scanner is carried out described colour correction processing based on color space transformation rule.
4. the method for operation of scanner according to claim 3, it is characterized in that, described color space transformation rule comprises and described input color space is converted to the first rule of intermediate form and the Second Rule that is output color space by described intermediate format conversion.
5. the method for operation of scanner according to claim 2, is characterized in that, described color space conversion comprises the following steps:
1) color table (COLOR CHART) of downloading different type of machines printer is to scanner;
2) color table (COLOR CHART) of scanner based on different type of machines printer carried out Color Gamut Mapping and colour correction processing.
6. the method for operation of scanner according to claim 1, it is characterized in that, under described transmission printing model, send printing and comprise the following steps: will be described as the discernible language format of printer with the digit information of output color space output and print to send.
7. the method for operation of scanner according to claim 1, it is characterized in that, the standard rgb color space of the original rgb color space that described input color space is image information that described digit information defines or process standardization, described output color space is cmyk color space.
8. a scanner, comprise scanning element in order to scanning document to generate a digit information, it is characterized in that, also comprise:
Network connection unit, in order to by scanner access network;
Operation interface unit, can input instruction to make scanner action;
Color space processing module, can carry out the conversion process of color space;
Processor, be connected to described scanning element, network connection unit, operation interface unit and color space processing module, and described in the instruction control of inputting based on described operation interface unit, input color space relevant described digit information is converted to output color space by color space processing module; And
Print processing module, is connected to described processor, in order to being described as the discernible language format of printer through the digit information of color space conversion process.
9. scanner according to claim 8, it is characterized in that, described operation interface unit can be set the transmission memory module of scanner and send printing model, under described transmission printing model, carry out input color space that described digit information the is relevant conversion process to output color space, export described digit information with output color space; Under described transmission memory module, do not carry out input color space that described digit information the is relevant conversion process to output color space.
10. scanner according to claim 8, is characterized in that, described color space processing module is carried out input color space that described digit information the is relevant conversion process to output color space based on color space transformation rule.
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| CN201210472492.5A CN103841292A (en) | 2012-11-20 | 2012-11-20 | Operating method of scanner and scanner |
| TW102141128A TW201421968A (en) | 2012-11-20 | 2013-11-12 | A scanner and an operation method thereof |
| PCT/CN2013/087503 WO2014079360A1 (en) | 2012-11-20 | 2013-11-20 | Scanner and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210472492.5A CN103841292A (en) | 2012-11-20 | 2012-11-20 | Operating method of scanner and scanner |
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| CN103841292A true CN103841292A (en) | 2014-06-04 |
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| CN (1) | CN103841292A (en) |
| TW (1) | TW201421968A (en) |
| WO (1) | WO2014079360A1 (en) |
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| CN104270551A (en) * | 2014-09-28 | 2015-01-07 | 北京雅昌艺术印刷有限公司 | A Four-Dimensional Transformation Method for Digital Images |
| CN107728965A (en) * | 2017-10-23 | 2018-02-23 | 上海斐讯数据通信技术有限公司 | The method and system of word in a kind of bar code printer automatic printing |
| CN108351803A (en) * | 2015-10-30 | 2018-07-31 | 株式会社理光 | Information processing system, information processing unit, the method for handling information and message handling program |
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| TWI644251B (en) | 2017-02-03 | 2018-12-11 | 虹光精密工業股份有限公司 | Electronic device for file conversion |
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| CN104270551A (en) * | 2014-09-28 | 2015-01-07 | 北京雅昌艺术印刷有限公司 | A Four-Dimensional Transformation Method for Digital Images |
| CN104270551B (en) * | 2014-09-28 | 2017-11-24 | 北京雅昌艺术印刷有限公司 | A kind of four-dimensional conversion method to digital picture |
| CN108351803A (en) * | 2015-10-30 | 2018-07-31 | 株式会社理光 | Information processing system, information processing unit, the method for handling information and message handling program |
| CN108351803B (en) * | 2015-10-30 | 2022-03-04 | 株式会社理光 | Information processing system, information processing apparatus, method for processing information, and information processing program |
| CN107728965A (en) * | 2017-10-23 | 2018-02-23 | 上海斐讯数据通信技术有限公司 | The method and system of word in a kind of bar code printer automatic printing |
| CN107728965B (en) * | 2017-10-23 | 2021-07-02 | 台州市吉吉知识产权运营有限公司 | Method and system for automatically printing Chinese characters by bar code printer |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014079360A1 (en) | 2014-05-30 |
| TW201421968A (en) | 2014-06-01 |
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