CN101524220B - Method for blind persons self-help shopping - Google Patents
Method for blind persons self-help shopping Download PDFInfo
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- CN101524220B CN101524220B CN2009100586924A CN200910058692A CN101524220B CN 101524220 B CN101524220 B CN 101524220B CN 2009100586924 A CN2009100586924 A CN 2009100586924A CN 200910058692 A CN200910058692 A CN 200910058692A CN 101524220 B CN101524220 B CN 101524220B
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Abstract
The invention relates to a method for blind persons self-help shopping and a device thereof, in particular to a method and a device for helping blind persons to purchase with bar code technology. When shopping, the blind persons are puzzled by various commodities on storage racks, such as types, scales, bands, prices, and the like, thereby, shopping for the blind persons is inconvenient. By far, an electronic device and a system which is suitable for blind persons self-help shopping have not been invented. The invention relates to the method and the device for solving the problem of blind persons shopping. The invention comprises a basic bar code management system, and innovatively comprises a self-help shopping device for blind persons and a special bar code.
Description
Technical field
The present invention relates to a kind of method and apparatus of blind persons self-help shopping, particularly a kind of barcode technology that uses helps the method and apparatus of blind person at the market self-help shopping.
Background technology
China is the maximum country of blind person's quantity in the world, and they are not owing to there is eyesight, and the very inconvenience of action of going out generally all needs the normal person to accompany.Particularly the blind person is when removing market shopping, in the face of the shelf various commodity of raising variety, and marque, specification, brand, price, quality, color or the like, the blind person knows nothing, and only depends on others' help and chooses, and is very inconvenient.Go back neither one at present and can be applicable to the electronic installation and the system of blind persons self-help shopping
Summary of the invention
The present invention is exactly the method and apparatus of a kind of blind person of solution in the market shopping problem.Comprise and use a basic market bar code management system, the innovation point is: on the panel, on the placard and access site etc. print bar code or paste bar-code label; Amplify barcode size in proportion and be beneficial to long-range scanning; Prior art is constituted a kind of brand-new blind persons self-help shopping device; It is a kind of that to help the surface structure of device for blind person be the sunglasses pattern, the bar code scan head be installed on the sunglasses apart from inductive head.
Described prior art comprises: barcode technology, optical imagery scanning technique, computing machine bar code management system, Wen Zi voice processing technology, distance detecting Tip element, CPU (central processing unit), storage unit, data exchange interface technology, wireless transmit and receiving element, associated electrical technology etc.
The function that the present invention realizes: help the information of commodity such as blind people know commodity price, marque, commercial specification, commercial quality, commodity color, commodity size itself, and information such as commodity putting position, traffic orientation, market, blind person's self-position, market sales promotion information, market notice information, Commdity advertisement.Simultaneously can also avoid blind person and other object to bump.
Described market bar code management system comprises that barcode encoding, bar code imprinting, bar code scan read sign indicating number, barcode data information handling system, computing machine bar code management system, basic identical with the stock of each market use at present with the charge bar code management system, increase literal the speech processes program part, can be during use partly in conjunction with former bar code system, to save cost.
The Ji Suanjiwenzi speech processes program that adopts in the described computing machine bar code management system generates voice messaging to the corresponding Word message conversion of bar code information.Also Word message can be converted to corresponding voice messaging by the mode that true man record.
This method implementation step is as follows:
1) adopts the establishment of barcode encoding and imprinting equipment to comprise the various bar codes of blind person's information needed, comprising: road sign bar code, position indicating bar code etc. in commodity price bar code, merchandise classification information bar code, merchandise news advertisement bar code, the market
2) computing machine bar code management system is handled bar code information, generates corresponding voice messaging, and by in the storage unit of data exchange interface with voice messaging typing blind persons self-help shopping device;
3) above-mentioned bar code directly is printed on the corresponding commodity in market, on the shelf, on the panel, on the placard and the blind person does shopping on the road sign of passage, or makes bar-code label and paste above-mentioned relevant position;
4) blind person uses the blind persons self-help shopping device in the market, by the bar code scan head above-mentioned bar code is scanned;
5) information that scans is handled back output corresponding speech signal by device, sends the earphone that the blind person wears to by wireless or wired mode and listens to, and helps blind person's free choice of goods and distinguish the traffic orientation voluntarily;
6) the distance detecting Tip element in the blind persons self-help shopping device induces the distance of blind person and objects in front, exports corresponding audio prompt signal, avoids blind person self and other objects to collide.
Above-mentioned stickup or directly be printed on passage next door, panel and the placard or the merchandise classification information bar code on the shelf, merchandise news advertisement bar code, market in road sign bar code, position indicating bar code, when making, can amplify, to make things convenient for blind person's long-range scanning.Described bar code is meant independent bar-code label and is printed on bar code on other various printed articles, comprises bar code or two-dimensional bar code etc.
The blind persons self-help shopping device that described blind person uses is made of bar code scan unit, CPU (central processing unit), storage unit, voice-output unit, earphone, housing etc.This device can be made hand-held, Worn type etc., is as the criterion to make things convenient for the blind person to use.General handheld apparatus adopts wireless mode, listen to wireless headset, and the head-mount formula generally adopts wired earphone.
The bar code scanner head adopts the optical imagery mode.Bar code scan head and distance prompt device can be combined and installed together, and also can be installed separately.
Can also increase a distance detecting Tip element as required, when being used to avoid doing shopping, blind person self and other objects collide.Can detect distance between blind person and object by inductive head, after the induced signal of generation is handled through interlock circuit, output prompting sound signal or true man's voice, the distance between prompting blind person oneself and the objects in front.Can adopt ultrasonic sensing principle, electromagnetic wave induction principle design to make apart from inductive head.
Description of drawings
Accompanying drawing 1 is the bar code paste position synoptic diagram in market in the case.Wherein 101 is that market shelf, 102 are the merchandise classification bar code for trail guide bar code or position indicating bar code and merchandise news advertisement bar code, 104 for commodity price bar code, 103.
Accompanying drawing 3 is contour structures synoptic diagram of a kind of sunglasses formula blind persons self-help shopping device in the case.
Accompanying drawing 4 is image sensing process flow diagrams of a kind of optical imagery mode scanner head.
Accompanying drawing 5 be paste or directly be printed on panel and the placard, a kind of barcode size of market channel position synoptic diagram after amplifying in proportion.
Above-mentioned each legend is not a standard drawing.The bar code up-sizing that is marked is wherein a kind of in the various sizes.
Embodiment
This paper only partly describes the linking between innovation point and each prior art, does not elaborate for prior art wherein.
Be a market arrangenent diagram as shown in Figure 1, commodity price bar-code label 102, general with common price tag, stick on the commodity and shelf 101 on.Contain variously in the bar code of item price label, comprise necessary informations such as title, specification, price, performance, the term of validity, composition, color blind person's Useful Information.
The merchandise classification bar code of printing 104, stick on shelf two ends and other appropriate location by the commodity classification putting position, the big class one kind bar code of commodity, wherein comprise corresponding voice messaging and comprise: the commodity, the upper, middle and lower layer that all are placed with what classification on these shelf respectively have information such as what commodity.Be printed with the label or the direction board 103 of various road sign bar codes or position indicating bar code, paste or be installed in the traffic main artery of each passage, its position is as the criterion through out-of-date scanning to make things convenient for the blind person, wherein comprises corresponding voice messaging and comprises: voice messagings such as indication fire exit, toilet, the big class of commodity orientation of living in, cash desk, blind person present position.Merchandise news advertisement bar code is pasted or directly is printed on the panel or on the placard.
Special blind person for convenience and be provided with merchandise classification bar code 104, market in road sign or position indication bar code and merchandise news advertisement bar code 103 be that the market does not dispose originally, can strengthen its size as required during printing.Dimensional standard according to bar code, by width with amplify its size highly in proportion, range of size can be enlarged into the various sizes between 50 times more than 2 times of common barcode size, comprises amplifying 2 times, 20 times, 50 times etc., and bar code is the wideest can be printed on more than 1 meter.As required, can amplify in proportion for various standard size bar codes or off-standard size bar code, barcode size is big more in theory, and scanning distance is far away more.Accompanying drawing 5 illustrated dimension are very little for amplifying 20 multiple lengths.
Described commodity price bar-code label 102 is general with common price bar-code label, does not need independent printing.
Shown in the accompanying drawing 2, it is the self-help shopping device that a blind person uses, constitute by bar code scan unit, CPU (central processing unit) 3, storage unit 4, wired or wireless earphone 5, voice output circuit 6, wireless transmitting unit 10, battery and housing etc., can select configuration as required at a distance of configurations such as Tip element, voice wireless transmitting unit, wireless headsets.
The bar code scan unit is made up of bar code scan head 1, signal transformation circuit and code translator 2, scanner head comprises optical imagery scanner heads such as CCD, CMOS, this programme has been selected the bar code scan head of CCD optical imagery for use, its sweep limit is bigger, scanning distance during scanning general goods standard bar code is 0-30cm, distance during bar code that scanning is amplified can reach 1-5 rice or farther, on the scanner head infrared illumination lamp can be installed, in order to using when bad with light.
Data-interface 9 carries out exchanges data by CPU (central processing unit) 3 and storage unit 4.Computing machine bar code management system is carried out typing and processing with the voice messaging of bar code correspondence one by one, and by in the storage unit 4 of data-interface 9 typing self-help shopping devices.The user can be as required revises and access, exchanges various data by computing machine, comprises voice messagings such as road sign, Commdity advertisement in the price, classification, model, market of the needed extensive stock of blind person.
CPU (central processing unit) 3 accesses the voice signal of correspondence from storage unit 4, send voice output circuit 6 to and handle amplification, is sounded by earphone 5 then, perhaps sends to wireless headset by wireless mode and sounds.When storage unit 4 stored foreign voice, earphone 5 can be exported foreign voice, helped foreign blind persons self-help shopping.
Form by ultrasonic distance inductive head 8, distance prompt treatment circuit 7 at a distance of Tip element, can export corresponding distance prompt sound signal.
As shown in Figure 3, sunglasses formula device is a kind of in the Worn type device.Bar code scan head 1 is installed in left and right sides lens position respectively with ultrasonic sensing 8 a formation sunglasses shape, be worn on blind person's head with earphone 5, contour structures becomes the sunglasses pattern, device is except that the bar code scan head and apart from the inductive head, other circuit and the element of device are assemblied in sunglasses leg or the capsule, assemble with the Headphone structure composite design in conjunction with the sunglasses structure.Adopt paster electronic technology and paster integrated component can dwindle the volume of whole device.
It should be noted that the bar code scan head and be installed on the sunglasses that its purpose also is:, help scanning barcode and detection range information neatly along with the rotation of blind person's head apart from inductive head.
The market of same bar code management system (between the home office or each branch such as same market) can a general blind persons self-help shopping device; Different bar code management systems can use after the data by data-interface 9 modification storage unit 4; Behind each information-change of market, in time revise canned data by data exchange interface.
Ultrasonic sensing in the distance detecting Tip element 8 is used to respond to the distance of blind person and objects in front, and induced signal passed to distance prompt treatment circuit 7, export the voice signal of information apart according to the distance of distance, prompt tone sends blind person's earphone 5 to by voice output circuit 6.Apart from inductive head detecting distance is that resolution is about 10cm about 10cm to 2m.When the distance of blind person and object reach begin to detect apart from the time, device output prompt tone begins to pipe with a certain rhythm, and when the blind person more near the time, prompt tone rhythm is accelerated gradually, this prompt tone signal sends blind person's earphone to, and the blind person judges variable in distance with object according to the different tempo variation of prompt tone.The ultrasonic sensing head at least one, can increase to several, by lead be connected at a distance of suggestion device, be worn on each position, position of blind person respectively, be beneficial to more and avoid bumping with object, inductive head is worn over blind person's article of on hand can also assisting blind taking.
Beneficial effect
The blind person is the voluntarily free choice of goods in the market, believes that this is that all blind persons wish the thing done also do not have before this similar device and method to accomplish very much. The present invention can help the blind person to realize this hope, and this is not only very practical for the blind person, also has positive effect for the residual cause of helping the disabled of the side of entire society. Native system has utilized the ready-made label bar code management system in market in order to save cost, increases on its basis partial devices, just can realize above-mentioned functions. This installation cost is low, simple in structure, easy to use, is beneficial in each market to popularize.
Claims (8)
1. the method for a blind persons self-help shopping comprises and uses market computing machine bar code management system and blind persons self-help shopping device, it is characterized in that may further comprise the steps:
Adopt the establishment of barcode encoding and imprinting equipment to comprise the various bar codes of blind person's information needed, comprising: road sign bar code, position indicating bar code in commodity price bar code, merchandise classification information bar code, merchandise news advertisement bar code, the market;
Computing machine bar code management system is handled described bar code information, generates corresponding voice messaging, and by in the storage unit (4) of data-interface (9) with voice messaging typing blind persons self-help shopping device;
Directly be printed on above-mentioned bar code on the corresponding commodity in market, on the shelf, on the panel, on the placard and the blind person does shopping on the road sign of passage, or make bar-code label and paste above-mentioned relevant position;
The blind person uses the blind persons self-help shopping device in the market, by bar code scan head (1) above-mentioned bar code is scanned;
The information that scans is handled back output corresponding speech signal by device, sends the earphone (5) that the blind person wears to by wireless or wired mode and listens to, and helps blind person's free choice of goods and distinguish the traffic orientation voluntarily;
Distance detecting Tip element in the blind persons self-help shopping device according to the distance of blind person and objects in front, is exported corresponding audio prompt signal, and self and other objects collide when avoiding the blind person to do shopping.
2. the method for blind persons self-help shopping according to claim 1, it is characterized in that the blind persons self-help shopping device is made of bar code scan unit, CPU (central processing unit) (3), storage unit (4), data-interface (9), voice output circuit (6), earphone (5), battery and housing.
3. the method for blind persons self-help shopping according to claim 1, it is characterized in that the blind persons self-help shopping device is made of bar code scan unit, CPU (central processing unit) (3), storage unit (4), data-interface (9), voice output circuit (6), wireless transmitting unit (10), wireless headset (5), battery and housing.
4. according to the method for claim 1,2 or 3 described blind persons self-help shoppings, it is characterized in that the blind persons self-help shopping device also comprises a distance detecting Tip element, wherein apart from inductive head at least one.
5. according to the method for claim 2 or 3 described blind persons self-help shoppings, it is characterized in that data-interface (9) comprises one of them with lower interface at least: serial ports, parallel port, wave point, USB interface, IEEE1394 interface, RS232 interface.
6. according to the method for claim 2 or 3 described blind persons self-help shoppings, it is characterized in that the bar code scan unit comprises at least one optical imagery scanner head.
7. according to the method for claim 1,2 or 3 described blind persons self-help shoppings, it is characterized in that the blind persons self-help shopping device comprises two kinds of Worn type, hand-helds.
8. according to the method for claim 1,2 or 3 described blind persons self-help shoppings, it is characterized in that, the contour structures of blind persons self-help shopping device is the sunglasses pattern, the device bar code scan head (1) be installed on the sunglasses apart from inductive head (8), other circuit and the element of device are assemblied in sunglasses leg or the capsule, assemble with the Headphone structure composite design in conjunction with the sunglasses structure.
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CN2009100586924A CN101524220B (en) | 2009-03-25 | 2009-03-25 | Method for blind persons self-help shopping |
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CN2009100586924A CN101524220B (en) | 2009-03-25 | 2009-03-25 | Method for blind persons self-help shopping |
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CN101524220B true CN101524220B (en) | 2010-08-18 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102631106A (en) * | 2011-02-11 | 2012-08-15 | 张思妍 | Braille prompting storage rack for blind people |
CN102629313A (en) * | 2012-03-02 | 2012-08-08 | 浙江工贸职业技术学院 | Blind person shopping guide system |
CN102798388A (en) * | 2012-06-20 | 2012-11-28 | 上海交通大学 | Blind person supermarket shopping auxiliary device based on DSP (Digital Signal Processor) |
CN105379319A (en) * | 2013-03-04 | 2016-03-02 | 丘炎卫 | Print media product supporting interactive association system |
CN104268497A (en) * | 2014-09-18 | 2015-01-07 | 国家电网公司 | Information prompt device allowing the blind to do shopping conveniently in supermarket |
TWI606412B (en) * | 2016-07-28 | 2017-11-21 | 馮嘉慧 | Autonomic shopping system for visually impaired |
CN107454964A (en) * | 2016-12-23 | 2017-12-08 | 深圳前海达闼云端智能科技有限公司 | A kind of commodity recognition method and device |
CN107479559B (en) * | 2017-09-22 | 2023-08-29 | 中国地质大学(武汉) | Intelligent shopping guide system and method for blind people in mall |
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CN1732491A (en) * | 2002-12-27 | 2006-02-08 | 皇家飞利浦电子股份有限公司 | Object identifying method and apparatus |
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Patent Citations (4)
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US5917174A (en) * | 1997-02-28 | 1999-06-29 | Moore; Michael C. | Device for assisting the visually impaired in product recognition and related methods |
CN1362693A (en) * | 2002-02-06 | 2002-08-07 | 雷卫武 | Phonetic reader for medicine label |
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