CN1396538A - Method and system for electronizing character and chart information on ordinary carrier - Google Patents
Method and system for electronizing character and chart information on ordinary carrier Download PDFInfo
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- CN1396538A CN1396538A CN02134545A CN02134545A CN1396538A CN 1396538 A CN1396538 A CN 1396538A CN 02134545 A CN02134545 A CN 02134545A CN 02134545 A CN02134545 A CN 02134545A CN 1396538 A CN1396538 A CN 1396538A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
- G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
- G06K1/121—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by printing code marks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
- G06K7/1456—Methods for optical code recognition including a method step for retrieval of the optical code determining the orientation of the optical code with respect to the reader and correcting therefore
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Abstract
A method for electronizing the information about text and chart on ordinary medium includes such steps as encoding the electronized document generated by an application program to generate 2D bar codes, attaching the 2D bar codes and the electronized document onto the ordinary medium to become electronized paper document, scanning the 2D bar codes to obtain digital information, and decoding to obtain the electronized document. Its system is composed of computer, printer or exposing unit, scanner, and encoder and decoder modules for 2D bar codes.
Description
Technical field the present invention relates to the method and the system thereof of the information computerization on the general carrier such as text chart, relates in particular to being convenient to of will adhering on the general carrier information that people the read method of electronization and with the improvement of the device of this information computerization input, output inerrably fast.
The method of using in the document electronicization of the current people of background technology on will being printed on media made of paper all is that file scans such as literal, picture and form are preserved with picture format to computing machine, it is bigger that the graphic file that this method obtains takies control, and be inconvenient to retrieve, browse and the secondary composing.In order to address this problem, some system will scan the file that the picture file that obtains converts plain text format to regard to plug-in OCR (Optical Character Recognition system), it is little that file after handling like this not only takies control, and can retrieve, browse and two composings it very easily.But there are many problems in this method, for example the discrimination problem: the OCR product does not still have the product of a company can guarantee to reach the discrimination that makes people satisfied at present through exploitation for many years, and the document after the identification can't guarantee identical with former document automatically.Because discrimination can't ensure 100%, so also need artificial file to check and revise after OCR handles finishing to after the identification, and the change amount is bigger, especially some scan document not too clearly, even use best OCR product, discrimination all can be lower than 30%, at this moment checks and the workload revised even greater than the workload of re-entering.The OCR product all is to discern at the language of appointment in addition, and a good OCR product also can only be supported several limited language.The what is more important scanned copy generates some information that text-only file has been lost former document after handling through OCR, the for example a Word document that prints, except word content institute information conveyed, also comprise font information, form data, endorsement information etc., scanning no longer comprises these information after OCR handles the file that generates.Use OCR that scanned copy is discerned, input equipment can only be a scanner, does not have other optional input equipments.Word content on every input a piece of paper just needs whole part of document of scanning, so the user will spend a lot of time and efforts.
In informationized society, people need fast with the method for the information computerization on the general carriers such as text chart and the system of easy suitable usefulness thereof.
Technical scheme the objective of the invention is to propose the method and the system thereof of the information computerization on the general carrier such as a kind of text chart, be convenient to people at any time electronization take passages, store, quote useful information on the books read, newspaper, the magazine, paper document and electronic document are combined into one, are convenient to read, carry and file.
The invention discloses the method for the information computerization on the general carrier such as a kind of text chart, comprise the steps: the first step, the applying electronic document coding that generates in the application program is produced two-dimensional bar code electronization document; Second step, with described two-dimensional bar code electronization document and described applying electronic document attached to forming papery electronization document on the general carrier; In the 3rd step, obtain numerical information by the two-dimensional bar code sign indicating number figure that scans in the described papery electronization document; The 4th step, described numerical information is carried out the two-dimensional bar code decoding, restore described applying electronic document.
The method of the information computerization on the general carrier such as text chart disclosed by the invention can also comprise following technical characterictic, increases the flute profile positioning system in the two-dimensional bar code electronization document that produces in the described first step; Two-dimensional bar code sign indicating number figure both sides in the papery electronization document that forms in described second step have the positioning tooth that is made of at interval equidistant black and white; The numerical information that the described two-dimensional bar code sign indicating number figure of scanning obtains in described the 3rd step perpendicular to stretching on the direction of scan line and compression deformation, is given up the scan-line data that has more according to described positioning tooth reduction, inserts and supplies the scan-line data that lacks.Increase the scanning position line in the two-dimensional bar code electronization document that produces in the perhaps described first step; The side of the two-dimensional bar code sign indicating number figure of the papery electronization document that forms in described second step or the both sides of sign indicating number figure have the scanning position line that is made of equidistant parallel oblique line; Described scanning position line also can be with the color superposition that is different from two-dimensional bar code sign indicating number figure on two-dimensional bar code sign indicating number figure; Obtain the distance that photodetector and scanned document relatively move according to the scanning position line during the described two-dimensional bar code sign indicating number figure of scanning in described the 3rd step, and according to this apart from the numerical information of gated sweep instrument with the scanning resolution acquisition two-dimensional bar code sign indicating number figure that sets.
The invention also discloses the system of the information computerization on the general carrier such as a kind of text chart, comprise host computer, printing machine or exposure machine and scanner that various application programs are installed, it is characterized in that: also comprise two-dimensional bar code coding module and two-dimensional bar code decoder module, described host computer produces the applying electronic document, and described two-dimensional bar code coding module produces two-dimensional bar code electronization document with this applying electronic document coding; Described printing machine or exposure machine with described two-dimensional bar code electronization document and described applying electronic document attached to forming papery electronization document on the general carrier; The two-dimensional bar code sign indicating number figure that described scanner or two-dimensional bar code recognizer scan in the described papery electronization document obtains numerical information; Described two-dimensional bar code decoder module carries out the two-dimensional bar code decoding to described numerical information, restores described applying electronic document.
The system of the information computerization on the general carrier such as text chart disclosed by the invention can also comprise following technical characterictic, described scanner comprises signal processing chip (10) and imageing sensor (20): described signal processing chip (10) is according to a side that is positioned at two-dimensional bar code sign indicating number figure, perhaps be positioned at the both sides of yard figure, perhaps with the color superposition that is different from two-dimensional bar code sign indicating number figure on two-dimensional bar code sign indicating number figure, the scanning position line that is made of equidistant parallel oblique line obtains the distance that photodetector and scanned document relatively move, and according to this apart from the numerical information of control chart image-position sensor (20) with the scanning resolution acquisition two-dimensional bar code sign indicating number figure that sets.Described printing machine or exposure machine are printers, described printer comprises print control program, and the difference of the printing papery of setting according to the user is selected optimum text printing resolution to be used for text printing respectively, selects optimum graphic printing resolution to be used for graphic printing and selected optimum two-dimensional bar code print resolution to be used for the printing of two-dimensional bar code sign indicating number figure.
The present invention when profile generates, just its document information is converted to two-dimensional bar code, and with this two-dimensional bar code and document content simultaneously attached on the general media, when making the document information of same so that form that people read and the form of being convenient to electronization attached on the same media, realize the What You See Is What You Get on the desk.When the document when the take over party needs electronization, only need simply to read in two-dimensional bar code, can generate with printing the last the same file of touching through decoding again with scanner or the scanning of two-dimensional bar code recognizer.The method of the information computerization on the general carrier such as text chart disclosed by the invention is because adopt two-dimensional bar code to scale-of-two or ASCII character document No. and insert error correcting code, and discrimination can reach 100%, with the perfect electronization of paper document.Because be directly original text scale-of-two or ASCII character to be carried out coding/decoding, so support any language and literal.And in the process of electronization, can not lose any information.Adopt scanner and two-dimensional bar code recognizer with the scanning of the two-dimensional bar code in the document, decoding, easy to operate, save time.
The system of the information computerization on the general carrier such as this text chart disclosed by the invention can form the two-dimensional bar of relevant file content when forming the paper media file, information on the general carriers such as solution text chart is the problem of electronization once more, can save manpower, convenient and practical.The present invention is to the improvement of scanner in the system of the information computerization on the general carriers such as text chart, scanner is controlled according to the scanning position line on the two-dimensional bar code sign indicating number figure read two-dimensional barcode information, simplify the kinematic train of scanner, reduced the cost of scanner.The present invention makes the different automatically conversion print resolution of printer according to print object to the improvement of printer in the system of the information computerization on the general carriers such as text chart, has improved print speed when guaranteeing print quality.
Description of drawings the present invention includes following accompanying drawing:
Fig. 1 is a schematic flow sheet of making papery electronization document;
Fig. 2 is the schematic flow sheet of papery electronization document electronicization;
Fig. 3 is the synoptic diagram by the information computerization on the general carriers such as software approach realization text chart;
Fig. 4 is a schematic flow sheet of making papery electronization document by the printer coding;
Fig. 5 is papery electronization document is finished electronization by the scanner decoding a schematic flow sheet;
Fig. 6 is the printed driver that can efficiently print papery electronization document;
Fig. 7 is the dimension bar-code that the scanning witness marker is arranged;
Fig. 8 is the two-dimensional bar code that the scanning position line is arranged;
Fig. 9 is the two-dimensional bar code that another kind of scanning position line is arranged;
Figure 10 is a principle schematic of utilizing the gated sweep of scanning position line;
Figure 11 is the two-dimensional bar code synoptic diagram with visual zone of dividing;
Figure 12 is a kind of schematic block circuit diagram of two-dimensional bar code scanner.
Specific embodiment is described in further details the present invention below in conjunction with accompanying drawing and by specific embodiment.
Be the schematic flow sheet of making papery electronization document as shown in Figure 1, the electronic document that in various computer application programs, generates, comprise text-only file graphic file, engineering drawing and Word document, produce two-dimensional bar code through the two-dimensional bar code maker, this two-dimensional bar code and the electronic document that generates in application program print former document and corresponding two-dimensional bar code by normal printer again on printer paper, generate papery electronization document.The particular location of two-dimensional bar code sign indicating number figure in document is not limited to shown in the figure, can be selected by the user.The profile of two-dimensional bar code sign indicating number figure also is not limited to rectangular block, can also constitute other planar graphs, for example triangle, circle or its combination.
Be the schematic flow sheet of papery electronization document electronicization as shown in Figure 2, adopt the two-dimensional bar code in scanner or the two-dimensional bar code recognizer scanning papery electronization document, to scan the numerical information that obtains again sends into the two-dimensional bar code demoder and decodes, restore various former documents, comprise text-only file, graphic file, engineering drawing and Word document etc.
Be synoptic diagram as shown in Figure 3 by the information computerization on the general carriers such as software approach realization text chart, employing is installed in two-dimensional bar code generator program on the application software level in the host computer and two-dimensional bar code decoding program and printer, scanner and carries out the process that seamless link realizes papery electronization document.
The two-dimensional bar code generator program provides a file browser among Fig. 3, and this browser can be supported most common format documents (as: Office file, WPS file, cad file, JPG, GIF, TIF, BMP etc.) automatically.For the format file of being supported, the user can directly open and can freely select and drag the position of bar code in this browser, and can guarantee to realize What You See Is What You Get by the effect of Print Preview after just seeing printing before formal the printing.For the unsupported format file of this browser, the user also can open at this, though cannot see the effect of final demonstration, print then same user also can freely select and drag bar code in white base plate position, perhaps allows printing bar code at second page.
The two-dimensional bar code decoding program provides an operation interface among Fig. 3, the user can directly select mounted scanner that document is scanned at this interface, scanning back system can find out the two-dimension code part automatically and decode, decoded file layout if the file layout that built-in browser is supported will directly in browser, show, the user can select decoded document storing also can directly print to various storage mediums.
The present invention can adopt various two-dimensional bar codes, for example PDF 417, DATASTRIP, or the like.The two-dimensional bar code that is adopted can insert various error correcting codes as required.These two-dimensional bar codes and error correcting code all are prior aries well known to those skilled in the art.The present invention also can adopt neoteric various two-dimensional bar code and error correcting code.
General carrier such as the text chart that the present invention is alleged can be opaque printed carriers such as paper, also can be transparent text carrier such as film.The alleged papery electronization document of the present invention is meant paper or the film of the two-dimensional bar code sign indicating number figure that is attached with the literal, graphical information and the corresponding above-mentioned information that are easy to direct reading, identification simultaneously.
Be the schematic flow sheet of making papery electronization document by printer coding as shown in Figure 4, by with the binding of printer hardware, scrambler is joined in the printed driver, the user can finish printing in the application program of oneself.During printing, can eject one and print the interface, in control paper size, printing umber, select whether to print two-dimensional bar.
Can adopt special-purpose bar code printer, than higher, but this equipment and consumables cost are all higher with thermal cross over mode printing effect for this printer; Also can adopt for example laser printer printing of normal printer.Can use normal printer to realize on the methodological principle of the information computerization on the general carrier such as this text chart of the present invention, if but normal printer is improved, can obtain higher printing effect and better effect.
Be papery electronization document is finished electronization by the scanner decoding schematic flow sheet as shown in Figure 5; By with the binding of scanner hardware, demoder is joined in the middle of the scanner driver, the user can be scanned in the application program of oneself and automatic decoding.User system when scanning can go for two-dimensional bar automatically, will point out the user to select whether to restore original if found.
Use the two-dimensional bar code recognizer to read in two-dimensional bar code and can improve input speed greatly, its implementation is similar with the solution on the application software level as shown in Figure 3.
The present invention comprises the improvement of printer:
Select optimum print resolution according to different data types, according to the different differentiated treatment of papery.Papery type, coded system and print area that printer is selected according to the user, automatically adjust the print resolution of text data, graph data, two-dimension code data respective regions, the bit error rate that for example can print more high-resolution two-dimension code on good paper and can not cause discerning increases, and can select lower print resolution that print speed is improved when printing in non-two-dimension code zone.
Be one embodiment of the present of invention as shown in Figure 6, a kind of control flow of printer.This printer is accessing database as required, and institute's store items comprises in the database: with the corresponding print resolution of paper type, text printing resolution, graphic printing resolution and two-dimensional bar print resolution.If R1 is for being fit to the print resolution of text data; R2 is for being fit to the print resolution of graph data; R3 is for being fit to the print resolution of two-dimensional bar.In order not reduce printing matter under the prerequisite that improves print speed, the pairing R1 of the paper of different types, R2 are different with R3.
After printing beginning, the papery type of access database that printer control program is selected according to the user, and set the data of corresponding R1, R2 and R3 according to data-base content, the data type of printing as required is provided with current resolution again, the data length of printing is as required finished the printing of this data type then, needs conversion print resolution according to print data continues to print, and prints until all data and finishes.
The method of the information computerization on the general carrier such as this text chart of the present invention can adopt hand-hold scanning equipment, because two-dimensional bar code is to lean on the distance or the area of image to come Code And Decode, the scanning acquisition image of two-dimensional bar code is consistent with former figure could to guarantee that decoding is correct, if address this problem by hardware, the scanning device cost is increased greatly, be embodied in especially on the hand-hold scanning equipment.The present invention adds one group of sprocket bit again in the two-dimensional bar code both sides, according to this sprocket bit the image that scanning obtains is handled, and the stretcher strain of correcting image is reduced into exact image in advance before decoding, guarantees that scan image is consistent with former figure.
Be the two-dimensional bar code that the scanning witness marker is arranged as shown in Figure 7.Increase the flute profile positioning system on the two-dimensional barcode image both sides, utilize these " positioning tooths " can overcome the tensile deformation of image perpendicular to the direction of scanning, positioning tooth is equidistant black and white interval, each scanning provisional capital begins and ends at positioning tooth, and correct scan-data has 01 distribution of rule in each beginning of going and end.Suppose that scanner has the scan line of 4 lines on the distance of the next positioning tooth of a certain resolution.Scan line more than 4 is arranged on the distance of a positioning tooth when occurring stretching, and can select evenly to give up a few line scanning data that have more this moment, goes back original image, the stretching of removal of images.Have on the distance of a positioning tooth to be less than 4 scan line when compression occurring, can select evenly to repeat a few line scanning data this moment, inserts a few line scanning data, the image of reduction compression.
The scanning witness marker is the correct acquired signal of gated sweep instrument directly, as Fig. 8 and shown in Figure 9 be the two-dimensional bar code synoptic diagram that another kind of the present invention has the scanning witness marker, adopt the scanning position line.The scanning position line is equidistant parallel oblique line, can be positioned at the side of two-dimensional bar code sign indicating number figure, scan position line as Fig. 8 and be positioned at two-dimensional bar code sign indicating number figure left side, certainly the scanning position line also can be positioned at two-dimensional bar code sign indicating number figure right side, perhaps with the color superposition that is different from two-dimensional bar code on two-dimensional bar code sign indicating number figure (as Fig. 9), also can be positioned at the both sides of two-dimensional bar code sign indicating number figure.When the scanning position line so that the color superposition that is different from two-dimensional bar code is on two-dimensional bar code sign indicating number figure, scanner can select to be used to obtain in the light source of scanning position line same color the positional information of scanning position line, selects to be used to obtain in the light source of scanning position line opposite color the information of two-dimensional bar code sign indicating number figure.
The most general optical scanner comprises flat bed scanner and individual paper-feeding scanner, when scanning, the imageing sensor of scanner accepts to come from the reflected light that is scanned document, imageing sensor can be a plurality of photodiodes, phototransistor or charge-coupled device (CCD), be generically and collectively referred to as photodetector, they are to the incident light sensitivity and produce electronic signal, and these signals are called as the pixel or the charge signal of each photodetector.Photodetector be scanned the document relative motion, once obtain the sweep signal of delegation.At different scan lines, photodetector scans the position difference of scanning position line.Be the principle schematic of utilizing the gated sweep of scanning position line as shown in figure 10.Suppose to receive scanning position line signal in pixel B at scan line A, receive scanning position line signal at scan line (A+n) in pixel (B+m), then the distance between pixel B and the pixel (B+m) multiply by the slope that scans position line and can obtain photodetector and the distance that relatively moves that is scanned document.In the control circuit of scanner, read the difference of two peak values among Figure 10 A, when this difference reaches requiring of scanning resolution, start photodetector and accept to come from the reflected light that is scanned document and obtain a line scan signals with integrator.For example, when scanning resolution being set being 300dpi, by the scanning position line obtain one of three percentages inch apart from the time gated sweep instrument obtain delegation's scan-data.
The sign indicating number figure of conventional two-dimensional bar code is as a whole, can not artificially select wherein one section to carry out scan decoder, the sign indicating number figure of two-dimensional bar code of the present invention has the visual block that divides, different content or different chapters and sections in the former document that this visual block correspondence of dividing is encoded, select some Reginal-block scanning decoding, just be equivalent to take passages corresponding contents or corresponding chapters and sections in the former document that is encoded.Be two-dimensional bar code synoptic diagram as shown in figure 12 with visual zone of dividing.
Be a kind of schematic block circuit diagram of two-dimensional bar code scanner as shown in figure 12, comprise signal processing chip 10, imageing sensor 20, card detection module 30, flash memory module 40, analog-to-digital conversion module 50, RAM 60, debug port 70, data-interface 80.
Clock signal that imageing sensor 20 is sent here according to signal processing chip 10 (Clock) and exposure synchronizing signal (SP), the reflected light of catching from scanned document produces analog electrical signal (Vout).
Whether card detection module 30 detects has scanned document to insert, and produces " Paper " signal, and whether signal processing chip 10 starts or stops imageing sensor 20 scannings according to " Paper " signal deciding.
Flash memory module 40 is deposited the needed program of signal processing chip 10 operations.
It is digital signal that analog-to-digital conversion module 50 will scan the analog-signal transitions that obtains.
Debug port 70 is used for the download of program and the connection of emulation board.
Data-interface 80 is used for the data in the RAM 60 are outputed to other device as host computer.
The alleged host computer of the present invention comprises family expenses, commercial computer, the palm PC of various brands and model, also comprises the various digital processing systems that word processing ability or graphics capability are arranged.
The method and system of the information computerization on the general carrier such as a kind of text chart disclosed by the invention has very application prospects in a lot of industries, comprises government bodies, administrative unit, postal, carrier, retail trade, manufacturing industry, hospitality industry, building industry, personal user etc.Being extensive use of of the method for the information computerization on the general carrier such as this text chart can effectively be improved people's life, realizes the What You See Is What You Get outside the computer.For example someone is interested in or see that one piece of good article can utilize wand to be stored among the PDA under taking passages conveniently by air the time on reading magazine a news in the reading the newspaper paper on breakfast table.
The various files that government department issues have both been saved the needed manpower of typing repeatedly if papery electronization document just can make things convenient for accurately to be cited, not from giving away secrets that the network granting can also avoid that network security problem causes.
Need fill in series of forms when opening a bank account, bank clerk is input to the information on new user's form in the computer again and goes.Adopt the new user of method of the information computerization on the general carrier such as text chart of the present invention on the website of bank, application form to be filled in earlier, print request slip, be with I.D. to take bank then and go to open an account, bank clerk can utilize the two-dimensional bar code recognizer fast with the information reverting on the request slip to computer the inside.Saved a large amount of time.
The business of using in the similar this document also has a lot, as: telecommunication bureau's mobile phone is opened an account, in the supermarket member card open an account, science and technology office achievement application or the like, nearly all industry all can relate to similar business.Nowadays all realize EDI (Electronic Data Interchange electronic data interchange system) between some large enterprises, had EDI just to realize that the digitized information between the enterprise exchanges.Even but the birth of XML technology and Web Service technology reduces cost greatly, the expense that realizes an EDI system usually still is expensive.So still still by paper, work efficiency is extremely low for the message exchange between them.Adopt the method for the information computerization on the general carrier such as text chart of the present invention to raise the efficiency, reduce wrong generation.The information that A company will transmit is utilized the method for the information computerization on the general carrier such as text chart to print to paper and is uploaded to B company, B company utilizes the method for the information computerization on the general carrier such as text chart information reverting to be deposited in then in the middle of the system of oneself then, be convenient to file administration and classification like this, save the manual entry information link of B company, reduced wrong incidence and workload.
Post office, express company etc. need import computer to mail, parcel with the content on envelope, the stick-on label when distributing, and then distribute.The workload of manual input is huge, and the wrong incidence of input is also quite high.And often more hasty and more carelessly cause mail to be sent out not going out owing to what one, two word was write.If employing the present invention, delivery person's format standard according to the rules prints take over party's information on envelope, the post office utilizes the method for the information computerization on the general carrier such as text chart and dissemination system in conjunction with the automatic dissemination system that just can realize need not fully artificial interference.Not only reduced workload, increased work efficiency but also reduced wrong incidence.
A lot of people often receive business card, and business card quantity is many more, and certain man-hour of contact is just difficult more to find required business card when needing.Many people attempt business card is imported computer or PDA, but the workload of input is great.If adopt system and method for the present invention when printing visiting cards, on the final business card that generates two-dimensional bar is arranged simultaneously, just can be easy to discern and be input in the computer automatically or in the PDA equipment through scanning.
The books that some publishing house permanent preservation of user for convenience once or collection are bought have just attached a CD when selling books, contain the electronic edition content of whole book in the CD.Really like this, made things convenient for the buyer, but also made things convenient for the bootlegger simultaneously, the buyer can arbitrarily propagate the electronic edition of books on the net.Caused very big loss for author and publisher.In fact, certain part that a lot of people (especially technology type books) when reading want to take passages books is the very fraction in the book just often, one page or several pages.If books adopt the information computerization method on the general carrier such as text chart when typographical printing, in book, be printed on the two-dimensional bar code of corresponding contents simultaneously, the paragraph scanning that the reader just can like oneself very easily is input to stores in the computer or quotes.
The method and system of the information computerization on the general carrier such as text chart of the present invention is equally applicable to the transmission of engineering drawing, typing and modification again.
Claims (13)
1. the method for the information computerization on the general carrier such as a text chart is characterized in that comprising the steps: the first step, and the applying electronic document coding that generates in the application program is produced two-dimensional bar code electronization document; Second step, with described two-dimensional bar code electronization document and described applying electronic document attached to forming papery electronization document on the general carrier; In the 3rd step, obtain numerical information by the two-dimensional bar code sign indicating number figure that scans in the described papery electronization document; The 4th step, described numerical information is carried out the two-dimensional bar code decoding, restore described applying electronic document.
2. the method for the information computerization on the general carrier such as text chart according to claim 1 increases the flute profile positioning system in the two-dimensional bar code electronization document that it is characterized in that producing in the described first step; Two-dimensional bar code sign indicating number figure both sides in the papery electronization document that forms in described second step have the positioning tooth that is made of at interval equidistant black and white; The numerical information that the described two-dimensional bar code sign indicating number figure of scanning obtains in described the 3rd step perpendicular to stretching on the direction of scan line and compression deformation, is given up the scan-line data that has more according to described positioning tooth reduction, inserts and supplies the scan-line data that lacks.
3. the method for the information computerization on the general carrier such as text chart according to claim 1 increases the scanning position line in the two-dimensional bar code electronization document that it is characterized in that producing in the described first step; The side of the two-dimensional bar code sign indicating number figure of the papery electronization document that forms in described second step or the both sides of sign indicating number figure have the scanning position line that is made of equidistant parallel oblique line; Described scanning position line also can be with the color superposition that is different from two-dimensional bar code sign indicating number figure on two-dimensional bar code sign indicating number figure; Obtain the distance that photodetector and scanned document relatively move according to the scanning position line during the described two-dimensional bar code sign indicating number figure of scanning in described the 3rd step, and according to this apart from the numerical information of gated sweep instrument with the scanning resolution acquisition two-dimensional bar code sign indicating number figure that sets.
4. according to the method for the information computerization on the general carrier such as claim 1,2 or 3 described text charts, the two-dimensional bar code sign indicating number figure in the papery electronization document that it is characterized in that obtaining in described second step has the different content of the applying electronic document that correspondence is encoded or the visual block that divides of different chapters and sections.
5. the method for the information computerization on the general carrier such as text chart according to claim 2, it is characterized in that when stretching, giving up the scan-line data that has more, when compressing, duplicate the lastrow scan-line data insertion that closes on and supply with the equispaced perpendicular to the scan-data on the direction of scan line with the equispaced perpendicular to the scan-data on the direction of scan line according to the requirement of scanning resolution.
6. the method for the information computerization on the general carrier such as text chart according to claim 3 is characterized in that each scan line and a scanning position line intersect.
7. the system of the information computerization on the general carrier such as a text chart, comprise host computer, printing machine or exposure machine and scanner that various application programs are installed, it is characterized in that: also comprise two-dimensional bar code coding module and two-dimensional bar code decoder module, described host computer produces the applying electronic document, and described two-dimensional bar code coding module produces two-dimensional bar code electronization document with this applying electronic document coding; Described printing machine or exposure machine with described two-dimensional bar code electronization document and described applying electronic document attached to forming papery electronization document on the described general carrier; The two-dimensional bar code sign indicating number figure that described scanner or two-dimensional bar code recognizer scan in the described papery electronization document obtains numerical information; Described two-dimensional bar code decoder module carries out the two-dimensional bar code decoding to described numerical information, restores described applying electronic document.
8. the system of the information computerization on the general carrier such as text chart according to claim 7 is characterized in that described two-dimensional bar code coding module and two-dimensional bar code decoder module are installed in the described host computer; Perhaps described two-dimensional bar code coding module is installed in described printing machine or the exposure machine, and described two-dimensional bar code decoder module is installed in the described scanner.
9. according to the system of the information computerization on the general carrier such as claim 7 or 8 described text charts, it is characterized in that: described scanner comprises signal processing chip (10) and imageing sensor (20): described signal processing chip (10) is according to a side that is positioned at two-dimensional bar code sign indicating number figure, perhaps be positioned at the both sides of yard figure, perhaps with the color superposition that is different from two-dimensional bar code sign indicating number figure on two-dimensional bar code sign indicating number figure, the scanning position line that is made of equidistant parallel oblique line obtains the distance that photodetector and scanned document relatively move, and according to this apart from the numerical information of control chart image-position sensor (20) with the scanning resolution acquisition two-dimensional bar code sign indicating number figure that sets.
10. according to the system of the information computerization on the general carrier such as claim 7 or 8 described text charts, it is characterized in that: described printing machine or exposure machine are printers, described printer comprises print control program, and the difference of the printing papery of setting according to the user is selected optimum text printing resolution to be used for text printing respectively, selects optimum graphic printing resolution to be used for graphic printing and selected optimum two-dimensional bar code print resolution to be used for the printing of two-dimensional bar code sign indicating number figure.
11. the system of the information computerization on the general carrier such as text chart according to claim 9, it is characterized in that, described signal processing chip (10) is according to being positioned at positioning tooth two-dimensional bar code sign indicating number figure both sides, that be made of at interval equidistant black and white, reduction is perpendicular to stretching on the direction of scan line and compression deformation, close and abandon the scan-line data that has more, insert and supply the scan-line data that lacks.
12. the system of the information computerization on the general carrier such as text chart according to claim 9 is characterized in that described scanner also comprises flash memory module (40), analog-to-digital conversion module (50), RAM memory module (60) and data-interface (80); Described signal processing chip (10) produces the control signal of each module of control, and the binary data of scanning input is decoded, and decoded data storage in RAM memory module (60), and is outputed to data-interface (80) as required; Clock signal (Clock) and exposure synchronizing signal (SP) that imageing sensor (20) is sent here according to signal processing chip (10), seizure produces analog electrical signal (Vout) from the reflected light of scanned document, imports analog-to-digital conversion module (50) again and changes digital signal into; Described flash memory module (40) is deposited signal processing chip (10) and is moved needed program.
13. the system of the information computerization on the general carrier such as text chart according to claim 10, it is characterized in that, print control program can be visited the print data storehouse as required, and described print data comprises in the storehouse: with paper type corresponding text print resolution, graphic printing resolution and two-dimensional bar print resolution.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02134545A CN1396538A (en) | 2002-08-07 | 2002-08-07 | Method and system for electronizing character and chart information on ordinary carrier |
| US10/634,540 US6802450B2 (en) | 2002-08-07 | 2003-08-05 | Guiding a scanning device to decode 2D symbols |
| US10/634,283 US7028911B2 (en) | 2002-08-07 | 2003-08-05 | Methods and systems for encoding and decoding data in 2D symbology |
| JP2003288405A JP2004070960A (en) | 2002-08-07 | 2003-08-07 | Method for converting two-dimensional bar code into signal, scanner performing the same, and decoding method |
| KR1020030054803A KR100960786B1 (en) | 2002-08-07 | 2003-08-07 | Methods and systems for encoding and decoding data in 2d symbology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02134545A CN1396538A (en) | 2002-08-07 | 2002-08-07 | Method and system for electronizing character and chart information on ordinary carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1396538A true CN1396538A (en) | 2003-02-12 |
Family
ID=4747786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02134545A Pending CN1396538A (en) | 2002-08-07 | 2002-08-07 | Method and system for electronizing character and chart information on ordinary carrier |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2004070960A (en) |
| KR (1) | KR100960786B1 (en) |
| CN (1) | CN1396538A (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR100960786B1 (en) | 2010-06-01 |
| KR20040014336A (en) | 2004-02-14 |
| JP2004070960A (en) | 2004-03-04 |
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