CN1959698A - Optical recognized point-reading device for invisible codes - Google Patents
Optical recognized point-reading device for invisible codes Download PDFInfo
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- CN1959698A CN1959698A CN 200610122637 CN200610122637A CN1959698A CN 1959698 A CN1959698 A CN 1959698A CN 200610122637 CN200610122637 CN 200610122637 CN 200610122637 A CN200610122637 A CN 200610122637A CN 1959698 A CN1959698 A CN 1959698A
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Abstract
An optical identification on-demand reading device of hidden code is prepared as utilizing image decoding circuit to identify out code value of two-dimensional hidden code printed sensitively on paper or some other medias by induction head, sending code value to audio decoding circuit based on MP3 technique through communication interface, making a sounding unit launch out sound of relevant voice file stored in storage by said decoding circuit according to code value, using power supply to provide power for completer device.
Description
Technical field
The present invention relates to based on invisible code optical recognition technique and speech synthesis technique field, specifically is a kind of stealthy sign indicating number optical recognized point-reading equipment.
Background technology
The two-dimension code recognition technology is widely used in fields such as finance, industry, logistics, publication and distribution, education electronics and administration.Common two-dimension code is encoded comparatively complicated, has shortcomings such as scanning, recognition technology difficulty height, and the two-dimension code of showing one's color is difficult for and other show one's color literal or the printing of chart intersection.Thus, a kind of stealthy sign indicating number coding techniques and optical recognition thereof of simplifying coding techniques that adopt---stealthy sign indicating number optical identification (OID) technology is suggested, stealthy sign indicating number adopts stealthy printing technology printing, human eye can't be found out, can with show one's color the printing literal, pattern overlapping printing, and do not influence the identification of stealthy sign indicating number, thereby can make the content of the printing of showing one's color and the code value of stealthy sign indicating number have relation one to one by the mode of overlapping printing; Can correspond to the content of the printing of showing one's color accordingly by the code value of discerning corresponding stealthy sign indicating number, express by the mode of sound, can form stealthy code-point and read technology by will the show one's color content of printing of speech synthesis technique.
Common speech synthesis technique is realized by chipspeech, existing reading product adopts usually based on the chipspeech of width modulation (PWM) technology and realizes, the MP3 decoding technology has bigger advantage with respect to the speech synthesis technique based on width modulation (PWM) technology at aspects such as tonequality, and some MP3 decoding chips integrated USB interface, be convenient to and computer interface, representative MP3 decoding chip for example: the ATJ2097 of Zhuhai square power integrated circuit (IC) design company limited.But the MP3 decoding chip generally is applied to the MP3 player, and the function that a large amount of voice documents is packaged into a file is not provided.For for the reading product of invisible code optical recognition technique; from obtaining code value to sounding; to in a large amount of voice documents, search with the corresponding voice document of code value and need the long time; thereby make from the responsive stealthy sign indicating number of sensing head longlyer, also be unfavorable for the voice document protection of Intellectual Property Rights simultaneously to the time of sounding.
Summary of the invention
The object of the invention provides a kind of optical recognized point-reading device for invisible codes, to overcome the deficiencies in the prior art, solution is searched in voice document with the corresponding voice document of code value needs the long period, thereby makes from the responsive stealthy sign indicating number of sensing head longer to the time of sounding; And the technical matters of the encipherment protection when voice document called.
To achieve these goals, the technical solution adopted in the present invention is: optical recognized point-reading device for invisible codes, comprise sensing head, image decoding circuit, audio decoding circuit based on the MP3 technology, reservoir, power supply, and pronunciation equipment, the sensing head sensitivity is printed on the two-dimensional invisible code on paper or other medium, identify code value by image decoding circuit, send code value to audio decoding circuit by communication interface based on the MP3 technology, to be stored in the reservoir corresponding voice data based on the audio decoding circuit of MP3 technology according to code value and send by pronunciation equipment, power supply is whole device power supply.
Adopt MP3 technology synthetic speech, and a large amount of voice documents are packaged into the voice document of a file; Corresponding voice are read from the voice document that is packaged into a file according to the code value that identifies, so just can be shortened the allocating time of voice document; Can encrypt in the voice document after packing, in order to the intellecture property of protection voice document.
Principle of work of the present invention is: adopted MP3 audio decoder technology to realize the synthetic of voice, a large amount of voice documents are packaged into a file, by each voice document is set up index information, make the index of each voice document in code value that stealthy sign indicating number optical identification recognition of devices goes out and the packing back file form one-to-one relationship, thereby realize the corresponding of code value and each voice document.Make the time of calling voice document shorten like this, set up encipheror simultaneously again.
The present invention's advantage compared with prior art is: adopted the technology that a large amount of voice documents is packaged into a file; thereby improved the speed of download of voice document; also improved from the responsive stealthy sign indicating number of sensing head to the speed of reading corresponding voice document; set up encipheror simultaneously, helped intellectual property protection voice document.
Description of drawings
Fig. 1 is a course of work synoptic diagram of the present invention;
Fig. 2 is the course of work synoptic diagram of the audio decoding circuit based on the MP3 technology of the present invention.
Embodiment
As shown in Figure 1, optical recognized point-reading device for invisible codes comprises sensing head 2, image decoding circuit 3, the audio decoding circuit 4 based on the MP3 technology, reservoir 6, power supply 7 and pronunciation equipment 5, sensing head 2 sensitivities are printed on the two-dimensional invisible code 1 on paper or other medium, identify code value by image decoding circuit 3, send code value to audio decoding circuit 4 by communication interface based on the MP3 technology, to be stored in the reservoir 6 corresponding voice data based on the audio decoding circuit 4 of MP3 technology according to code value and send by pronunciation equipment 5, power supply 7 be that whole device is powered.
Adopt MP3 technology synthetic speech file, a large amount of voice documents are packaged into the voice document of a file; Sensing head 2 adopts to be realized the responsive imageing sensor of stealthy sign indicating number; Image decoding circuit 3 adopts the picture decoding chip to realize.Sensor and decoding chip that the picture decoding chip that sensing head 2 and image decoding circuit 3 adopt adopts S0NIX company limited to provide.
Audio decoding circuit 4 based on the MP3 technology adopts the MP3 decoding chip to realize, as the ATJ2097 of Zhuhai square power integrated circuit (IC) design company limited.Reservoir 5 can adopt Nor-flash, Nand-flash or store card and realize.In audio decoding circuit 4, be different from the circuit that is applied to the MP3 player, for the MP3 decoding chip periphery has increased Nor-flash or Sram based on the MP3 technology.Program read among Nor-flash or the Sram in advance carry out, thereby avoided the MP3 decoding chip, improved the efficient that program is carried out from the time that reservoir 5 readers are consumed.
The sensor that sensing head 2 adopts S0NIX company limited to provide.Image decoding circuit 3 adopts the SONIX SN9P700 picture decoding chip of S0NIX company limited.Based on the audio decoding circuit 4 of MP3 technology as shown in Figure 2, adopt the ATJ2097 MP3 decoding chip of Zhuhai square power integrated circuit (IC) design company limited.Reservoir 5 can adopt: Nor-flash, Nand-flash.Pronunciation equipment 5 can adopt earphone or loudspeaker to realize.Power supply 7 can adopt lithium battery or dry cell to realize.
By analyzing the size of each voice document, and editor determines each voice document position in a synthetic file, sets up the index of each voice document, these voice documents synthesized a file, thereby a large amount of voice documents are packaged into a file.Make the code value of stealthy sign indicating number and the index value of each voice document form relation one to one, responsive behind stealthy sign indicating number 1 at sensing head 2, and solve code value by image decoding circuit 3 and deliver to audio decoding circuit 4 based on the MP3 technology, corresponding relation according to the index value of the code value of stealthy sign indicating number and each voice document, control is based on the audio decoding circuit 4 of MP3 technology, sends corresponding stored voice of voice document of code value with stealthy sign indicating number by pronunciation equipment 5.
Because with a large amount of voice documents file that has been packaged into, audio decoding circuit 4 based on the MP3 technology needn't be at the voice document of reservoir 5 by file search code value correspondence, only need be according to the corresponding relation of the index information of code value and each voice document, can determine that corresponding language file is in position that reservoir 5 is deposited.
After a large amount of voice documents are packaged into a file, in software, embed decoding algorithm, adopt the file encryption after cryptographic algorithm will pack, voice document is encrypted with realization based on the audio decoding circuit 4 of MP3 technology.Thereby effectively the intellecture property of voice document is protected.
Cryptographic algorithm can adopt various encipherment schemes, and the encryption of file and decoding algorithm can be selected with a lot of ripe schemes, the encryption of file and decoding algorithm can complexity also can be simple.For example: in the file packing process; set up the index information of each file; the position of the file of index information include file after packing, size, coded message etc.; index information is placed in the file after the packing; if do not know the position that index information is deposited; so just can't be from the file after the packing correct each voice document of reading, thereby realized protection to voice document.Accordingly, the position that index information is deposited is kept in the software based on the audio decoding circuit 4 of MP3 technology, according to index information, can realize decoding algorithm.Because code value and voice document index information have certain corresponding relation, in the book printing process, the editor by to stealthy sign indicating number printing position also can play certain encryption effect simultaneously.
Claims (4)
1, optical recognized point-reading device for invisible codes, comprise sensing head (2), image decoding circuit (3), audio decoding circuit (4) based on the MP3 technology, reservoir (6), power supply (7), and pronunciation equipment (5), sensing head (2) sensitivity is printed on the two-dimensional invisible code (1) on paper or other medium, identify code value by image decoding circuit (3), send code value to audio decoding circuit (4) by communication interface based on the MP3 technology, to be stored in according to code value based on the audio decoding circuit (4) of MP3 technology that corresponding voice document sends by pronunciation equipment (5) in the reservoir (6), power supply (7) is that whole device is powered.It is characterized in that: adopt MP3 technology synthetic speech, by setting up the one-to-one relationship of voice document index information and stealthy sign indicating number code value, a large amount of voice documents are packaged into the voice document of a file, and control is sent and the stealth yard corresponding stored voice of voice document of code value by pronunciation equipment (5) based on the audio decoding circuit (4) of MP3 technology.
2, optical recognized point-reading device for invisible codes according to claim 1, it is characterized in that: the voice data that stores in the described reservoir (6) is that the form that a large amount of voice documents are packaged into a file is preserved, the index information that comprises each voice document in the file that is packaged into, there is one-to-one relationship in the index information of each voice document with the code value of stealthy sign indicating number.
3, optical recognized point-reading device for invisible codes according to claim 2, it is characterized in that: described audio decoding circuit based on the MP3 technology (4) is according to the code value of stealthy sign indicating number, search and stealthy yard the corresponding index information of code value in a file that is packaged into, the voice that the voice document of index information correspondence is stored send by pronunciation equipment (5).
4, optical recognized point-reading device for invisible codes according to claim 2, it is characterized in that: after a large amount of voice documents are packaged into a file, in software, embed decoding algorithm based on the audio decoding circuit 4 of MP3 technology, adopt the file encryption after cryptographic algorithm will be packed, voice document is encrypted with realization.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610122637 CN1959698A (en) | 2006-10-09 | 2006-10-09 | Optical recognized point-reading device for invisible codes |
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| CN 200610122637 CN1959698A (en) | 2006-10-09 | 2006-10-09 | Optical recognized point-reading device for invisible codes |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011038681A1 (en) * | 2009-09-30 | 2011-04-07 | 深圳市王菱科技开发有限公司 | Point-reading device with on-paper window processing system |
| WO2011038632A1 (en) * | 2009-09-30 | 2011-04-07 | 深圳市王菱科技开发有限公司 | Data book with visual window system on paper |
| CN102509063A (en) * | 2011-10-26 | 2012-06-20 | 中山外星文教科技股份有限公司福州分公司 | Synchronous reading system and synchronous reading method |
| CN103313133A (en) * | 2012-03-15 | 2013-09-18 | 莱福科技（中国）有限公司 | Television picture generating system and television picture generating method |
| CN101546582B (en) * | 2008-03-28 | 2014-08-20 | 北京华旗资讯数码科技有限公司 | Audio playing device controlled by codes |
| EP3076342A1 (en) | 2015-04-01 | 2016-10-05 | 3S Simons Security Systems GmbH | System comprising at least one microparticle and at least an optical code, use of such a system and method for non-falsifiable marking |
| CN108810613A (en) * | 2017-05-02 | 2018-11-13 | 深圳市九州传媒科技有限公司 | television channel switching method and device |
-
2006
- 2006-10-09 CN CN 200610122637 patent/CN1959698A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101546582B (en) * | 2008-03-28 | 2014-08-20 | 北京华旗资讯数码科技有限公司 | Audio playing device controlled by codes |
| WO2011038681A1 (en) * | 2009-09-30 | 2011-04-07 | 深圳市王菱科技开发有限公司 | Point-reading device with on-paper window processing system |
| WO2011038632A1 (en) * | 2009-09-30 | 2011-04-07 | 深圳市王菱科技开发有限公司 | Data book with visual window system on paper |
| CN102509063A (en) * | 2011-10-26 | 2012-06-20 | 中山外星文教科技股份有限公司福州分公司 | Synchronous reading system and synchronous reading method |
| CN103313133A (en) * | 2012-03-15 | 2013-09-18 | 莱福科技（中国）有限公司 | Television picture generating system and television picture generating method |
| EP3076342A1 (en) | 2015-04-01 | 2016-10-05 | 3S Simons Security Systems GmbH | System comprising at least one microparticle and at least an optical code, use of such a system and method for non-falsifiable marking |
| CN108810613A (en) * | 2017-05-02 | 2018-11-13 | 深圳市九州传媒科技有限公司 | television channel switching method and device |
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