CN201548971U - Multi-wavelength barcode reader - Google Patents
Multi-wavelength barcode reader Download PDFInfo
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- CN201548971U CN201548971U CN2009202201442U CN200920220144U CN201548971U CN 201548971 U CN201548971 U CN 201548971U CN 2009202201442 U CN2009202201442 U CN 2009202201442U CN 200920220144 U CN200920220144 U CN 200920220144U CN 201548971 U CN201548971 U CN 201548971U
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- light source
- bar code
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Abstract
The utility model relates to a multi-wavelength barcode reader used for outputting the read barcode to a system for a pair of connected information devices after reading the barcode. The multi-wavelength barcode reader is mainly used in a barcode reader, a plurality of groups of light emitting sources with different wavelengths are assembled, so that the barcode reader can provide a light emitting source with proper wavelength according to the color of the barcode during the barcode reading or scanning process, so as to improve the recognition rate during the barcode reading or scanning process.
Description
Technical field
The utility model provides a kind of multi-wavelength bar code reader, is provided with reading bar code, refers to a kind of above light emitting source of two kinds of wavelength that has especially, is read the bar code reader of the discrimination power of bar code in order to lifting.
Background technology
See also Fig. 1, it shown in the figure component units synoptic diagram of an existing bar code reader, barcode scanner 10 as shown in FIG., its mainly by a light source module 101, a driver element 102, an image collection module 103, a detecting unit 104, decoding module 105, an information transmission port 106, a switch 107 is organized forms, wherein, light source module 101 is made up of several LED (Light EmittingDiode, light emitting diode), and is with driver element 102 and is electrically connected; Driver element 102 is with a switch 107 and is electrically connected, and after switch 107 starts, can make driver element 102 driving light source modules 101 produce light to form light source; Image collection module 103 has the function of gathering image, i.e. Tong Cheng CCD (Charge Coupled Device charge coupled cell), and it is electrically connected with detecting unit 104 and is with driver element 102 and is electrically connected; Detecting unit 104 can detect the image data whether image collection module 103 successfully collects bar code, detecting unit 104 and be with driver element 102 is electrically connected, if image collection module 103 does not collect the image data of bar code smoothly, then detecting unit 104 can make driver element 102 driving light source module 101 and image collection module 103 once more, makes it read (scanning or image collection) to bar code once more; When driver element 102 driving light source modules 101, also drive image collection module 103 simultaneously and produce action to gather barcode image; Decoding module 105 barcode image data that image collection module 103 is gathered is decoded and identification, to convert bar code symbol to information, and for example literal or numeral; Transmission module 106 can further be connected described barcode scanner 10 with a massaging device, an and described massaging device host computer for example, can be provided with decoded data transferred on the massaging device that is connected and show, transmission module 106 then is as link, as USB transmission port (UniversalSerial Bus universal serial bus), PS/2 transmission port, RS232 transmission port or the like with a transmission port.
See also Fig. 2, for the implementing procedure figure of existing barcode scanner, please arrange in pairs or groups with reference to Fig. 1 shown in the figure, as shown in Figure 2, the motion flow of existing bar code reader 10 is described as follows:
(1) starting switch 11: user's push switch 107 is to start bar code reader 10;
(2) start light source 12: by driver element 102 light source module 101 is started, and image collection module 103 is started, user and the light that light source module 101 is produced are in alignment with bar code symbol to be collected;
(3) gather barcode image 13: 103 pairs of barcode image of image collection module are gathered;
(4) detection 14: detect barcode image by detecting unit 104 and whether gathered successfully, if the result for being (YES), then deciphers operation, if the result then makes image collection module 103 proceed the bar code symbol collection for denying (NG);
(5) decoding 15: 105 pairs of barcode image of having finished collection of decoding module are deciphered, and bar code symbol are converted to the information of literal or numeral;
(6) transmission 16: the information that will have been converted by transmission module 106 spreads out of to a massaging device.
Hold, existing bar code reader mainly is the light that is sent with light source module 101 in the process of implementing, according to being located on the bar code symbol, again with the image of image collection module 103 pick-up slip code signs, after decoding, the image symbol of bar code is translated into literal or numerical data; In the application of practice, the bar code symbol of most commodity on the market, be printed in the external packing, present common bar code symbol, mostly be the color of black sign indicating number white background greatly, yet, commodity packaging is now stressed attractive in appearance and consistance, so the commodity external packing is when printing bar code symbol, can use the bar code color of other colors as bar code symbol, for example red, green, blue or the like, with consistance and the aesthetic property of reaching outward appearance, yet, present barcode scanner on the market, its emitted light source is single red light source, if its substrate color of bar code of scanning is near red, or when low, cause the situation that the reads condition of poor of bar code reader easily via color contrast that red light irradiation produced.
The utility model content
Because above-mentioned problem, this creator is to be engaged in the experience of Related product design for many years, at the light source of barcode scanner and the relation between the bar code, analysis of being correlated with and research, phase can be designed the bar code identifier that can promote the bar code discrimination power, therefore, but the main purpose of the utility model is to provide a kind of scanner uni to read the bar code reader of different colours bar code.
For achieving the above object, the utility model adopts following technological means:
A kind of multi-wavelength bar code reader, in order to read barcode image, it comprises at least:
A driver element is the microprocessor of wafer pattern;
One first light source module and a secondary light source module are electrically connected on this driver element respectively, and be luminous by this drive unit drives;
An image collection module is electrically connected on this driver element, carries out image collection by this drive unit drives;
One in order to start the switch of this driver element, is electrically connected on this driver element;
One is provided with detecting the detecting unit that this image collection module is gathered the image result, is electrically connected between this image collection module and this driver element;
A decoding module that is provided with data that the result of this image collection module collection image is interpreted as is electrically connected on this detecting unit; And
A transmission module is electrically connected on this decoding module.The beneficial effects of the utility model are, bar code reader of the present utility model, it mainly has two light source modules that above wavelength is different, send the light source of different wave length (color) respectively by each light source module, for example redness, green etc. are when scanner during at scanning barcode, its each light source module can shine individually or simultaneously to produce the light source of different colours wavelength, whereby to utilize the principle of color contrast, bar code symbol can clearly be manifested, to increase the purpose of bar code discrimination power and read rate.
Understand content of the present utility model for your juror can be known, the accompanying drawing of only arranging in pairs or groups in the following instructions please be consulted.
Description of drawings
Fig. 1 is the component units synoptic diagram of existing bar code reader.
Fig. 2 is the implementing procedure figure of existing barcode scanner.
Fig. 3 is a component units synoptic diagram of the present utility model.
Fig. 4 is the schematic flow sheet of implementation method of the present utility model.
Fig. 5 is a preferred embodiment of the present utility model ().
Fig. 6 is a preferred embodiment of the present utility model (two).
Fig. 7 is a preferred embodiment of the present utility model (three).
The main element symbol description:
10 barcode scanners, 101 light source modules, 102 driver elements
103 image collection modules, 104 detecting units, 105 decoding modules
106 transmission modules, 107 switches, 11 starting switches
12 start light source 13 gathers barcode image 14 detections
15 decodings, 16 transmission, 10 multi-wavelength bar code readers
201 first light source modules, 202 driver elements, 203 secondary light source modules
204 image collection modules, 205 detecting units, 206 decoding modules
207 transmission modules, 208 switches, 209 reading windows
21 starting switches 22 start first light source 23 and gather barcode image
24 detect 241 starts secondary light source 242 restarting secondary light sources
25 decodings, 26 transmission
Embodiment
See also Fig. 3, it shown in the figure component units synoptic diagram of the present utility model, as shown in the figure, the multi-wavelength bar code reader 20 that the utility model is alleged, it is mainly by one first light source module 201, one driver element 202, one secondary light source module 203, one image collection module 204, one detecting unit 205, one decoding module 206, an one transmission module 207 and switch 208 structure of organizing form, as figure, driver element 202 is with switch 208 and is electrically connected, also promptly by operating switch 208, can make driver element 202 beginnings or stop action (On/Off), and described driver element 202 can be the microprocessor of a wafer pattern (Microprocessor), has power management module and drives the function module that the associated electrical module moves; The first light source module 201 and secondary light source module 203, be electrically connected on driver element 202 respectively, driver element 202 can be on demand successively or drive the first optical mode group 201 and secondary light source module 203 respectively or simultaneously, make its generation luminous, and described light source module (201,203), form by light emitting diode or laser diode structure, and wherein the optical wavelength of a light source module is red light, blue light or green light; Image collection module 204 is electrically connected on driver element 202, after can being driven by driver element 202, a bar code image is gathered, and described image collection module 204 is a CCD (charge coupled cell Charge Coupled Device); Detecting unit 205, be electrically connected between image collection module 204, driver element 202 and the decoding module 206, it has signal testing function, whether the main image collection module 204 that detects successfully gathers bar code, if detect not successful signal, then detecting unit 205 can make driver element 202, to the first above-mentioned optical mode group 201 or the second optical mode group 203 and image collection module 204, carries out driving once more; Hold, the function of decoding module 206 is bar code image that image collection module 204 is gathered, is interpreted as the data of literal or numeral; Transmission module 207, be electrically connected on decoding module 206, the data that mainly will decipher after module 206 deciphers transfers to another massaging device, again, described transmission module 207 is connected with an entity Port (not illustrating among this figure), and the transmission standard of described entity Port can for example be USB transmission port (Universal Serial Bus universal serial bus), PS/2 transmission port, RS232 transmission port or the like.
See also Fig. 4, it shown in the figure schematic flow sheet of implementation method of the present utility model, please arrange in pairs or groups simultaneously and consult Fig. 3, as shown in Figure 4, when implementing the utility model, operated by a user, so that multi-wavelength bar code reader 20 described in the utility model moves, the flow process of its implementation method is as follows:
(1) starting switch 21: by user's push switch 208, multi-wavelength bar code reader 20 is activated;
(2) start first light source 22: start the first light source module 201 by driver element 202, make its generation luminous, user and the light that the first light source module 201 is produced shine in a barcode image to be read;
(3) gather barcode image 23: read (or claiming to gather or claim scanning) by 204 pairs of barcode image of image collection module;
(4) detect 24: whether successful by the reading operation that 204 pairs of barcode image of detecting unit 205 detection image collection modules are carried out, if success, then detecting unit 205 outputs one represent the signal of YES to deciphering module 206, if detect failure, then detecting unit 205 outputs one represent the signal of NG to driver element 202;
(4-1) start secondary light source 241: hold, when driver element 202 receives primary NG signal, then connect preface and drive secondary light source module 203, it is luminous that secondary light source module 203 is produced, at this moment, the light of the first light source module 201 is closed condition, and continues and carry out the (3)～the (4) step, if detecting unit 205 detects image collection module 204 for the second time and reads failure, then detecting unit 205 export again represent NG signal to driver element 202;
(4-2) the restarting secondary light source 242: hold, when driver element 202 receives secondary NG signal, then start secondary light source module 203 once more, and connect preface to the (2)～(4) step, at this moment, the first light source module 201 and secondary light source module 203 are lighted simultaneously, form the mixed light state, image collection module 204 carries out reading of barcode image once more, as if still success, then carries out each step of the (2)～the (4-2) in regular turn more repeatedly;
(5) decoding 25: after image collection module 204 read the barcode image success, the barcode image that will be read success by decoding module 206 was interpreted as literal or numerical data;
(6) transmission 26: export literal after the decipher or numerical data to an information corresponding device, for example terminating machine of host computer or bar code reader via the transmission port by transmission module 207.
As mentioned above, the utility model mainly is the light source module by different wavelength, when barcode image reads, the light of different wavelength is provided, to meet the demand that reads of colour barcode, and each light source module produces the mode of light, can be in regular turn earlier, the back, light simultaneously, its advantage is, the light of different wavelength is earlier, after when lighting automatically, the bar code of different colours all can be read, and as if situation about lighting simultaneously, be the state of mixed light (wavelength mixing), colored even if bar code is, also can promote the probability that barcode image is read, promptly alleged bar code discrimination power; In addition, each light source module is directly driven by driver element, after the user only need make switch be unlocked, can produce and read process automatically, and the circulating switching that process of reading is directly carried out in regular turn, lighted simultaneously each light source module by driver element, promote its practicality more, also can reach the effect that promotes discrimination power simultaneously.
See also Fig. 5, it shown in the figure preferred embodiment of the present utility model (), please arrange in pairs or groups with reference to Fig. 3, as shown in Figure 5, the first light source module 201 and secondary light source module 203 that the utility model is alleged, its entity can be mounted on a reading window 209 inside of multi-wavelength bar code reader 20, the mode group structure that it can upper and lower arrangement; Seeing also Fig. 6, is a preferred embodiment of the present utility model (two) shown in the figure, and as figure, the first light source module 201 and secondary light source module 203 also can go to upper and lower the next-door neighbour and arrange as shown in FIG.; Seeing also Fig. 7, is a preferred embodiment of the present utility model (three) shown in the figure, and as figure, the first light source module 201 and secondary light source module 203 also can be the lateral separation and arrange as shown in FIG.; Again, each the light source module described in the utility model, its wavelength is different, so that each light source module can produce the light of different colours, for example the first light source module 201 can produce ruddiness, and secondary light source module 203 can produce blue light, when two light source modules move simultaneously, then can produce the effect of mixed light, to produce the light source of the third wavelength, so, even the barcode image that is read is for colored, the utility model multi-wavelength bar code reader 20 also can produce preferable reading efficiency; Moreover the utility model is further increase group several light source module, for example green light of establishing other wavelength also.
In sum, after the utility model multi-wavelength bar code reads enforcement, really can be in response to the difference of the color of colour barcode image, read the color in time by conversion, promote the discrimination power and the practicality of bar code reader, after it is implemented according to this, but can reach the purpose that provides a kind of scanner uni to read the bar code reader of different colours bar code really.
Only, the above person is a preferred embodiment of the present utility model only, is not in order to limit the scope that the utility model is implemented; Anyly have the knack of this skill person, change and modify not breaking away from the equalization of being done under spirit of the present utility model and the scope, all should be covered by in the claim of the present utility model.
In sum, effect of the present utility model has novel patent requirements such as industry utilizability, novelty and progressive; The applicant whence is according to the regulation of Patent Law, the application of mentioning novel patent to an ancient unit of weight office.
Claims (10)
1. multi-wavelength bar code reader in order to read barcode image, is characterized in that comprising at least:
A driver element is the microprocessor of wafer pattern;
One first light source module and a secondary light source module are electrically connected on this driver element respectively, and be luminous by this drive unit drives;
An image collection module is electrically connected on this driver element, carries out image collection by this drive unit drives;
One in order to start the switch of this driver element, is electrically connected on this driver element;
One is provided with detecting the detecting unit that this image collection module is gathered the image result, is electrically connected between this image collection module and this driver element;
A decoding module that is provided with data that the result of this image collection module collection image is interpreted as is electrically connected on this detecting unit; And
A transmission module is electrically connected on this decoding module.
2. multi-wavelength bar code reader as claimed in claim 1 is characterized in that this driver element has power management module.
3. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, the optical wavelength difference that this first light source module and this secondary light source module are produced.
4. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, this first light source module and this secondary light source module are respectively light emitting diode.
5. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, in addition the increase group is established several light source modules, and respectively this light source module is with this driver element and is electrically connected.
6. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, one of them of this first light source module and this secondary light source module can produce red light.
7. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, one of them of this first light source module and this secondary light source module can produce blue light.
8. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, one of them of this first light source module and this secondary light source module can produce green light.
9. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, this first light source module and this secondary light source module go to upper and lower arrangement, are mounted on the reading window inside of this multi-wavelength bar code reader.
10. multi-wavelength bar code reader as claimed in claim 1 is characterized in that, this first light source module and this secondary light source module are the lateral separation to be arranged, and is mounted on the reading window inside of this multi-wavelength bar code reader.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202201442U CN201548971U (en) | 2009-10-26 | 2009-10-26 | Multi-wavelength barcode reader |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202201442U CN201548971U (en) | 2009-10-26 | 2009-10-26 | Multi-wavelength barcode reader |
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| CN201548971U true CN201548971U (en) | 2010-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202201442U Expired - Fee Related CN201548971U (en) | 2009-10-26 | 2009-10-26 | Multi-wavelength barcode reader |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916357A (en) * | 2010-09-03 | 2010-12-15 | 西安富立叶微电子有限责任公司 | Laser barcode reading device and barcode reading method |
| CN103559475A (en) * | 2013-11-22 | 2014-02-05 | 广州优库电子有限公司 | Multi-wavelength laser modulation one-dimensional bar code reader and implementing mode thereof |
| CN104680110A (en) * | 2014-07-03 | 2015-06-03 | 赫盛光电（上海）有限公司 | Method for learning optimized bar code scanning parameters of bar code reader and bar code reader |
| CN106611146A (en) * | 2016-12-26 | 2017-05-03 | 苏州斯普锐智能系统有限公司 | Barcode scanning equipment based on full-waveband spectrum |
| CN107506678A (en) * | 2017-08-30 | 2017-12-22 | 合肥新文远信息技术有限公司 | A kind of two-dimensional code reader |
| CN107516059A (en) * | 2017-08-30 | 2017-12-26 | 合肥新文远信息技术有限公司 | A kind of two-dimensional code scanning reader |
| CN107704792A (en) * | 2017-08-30 | 2018-02-16 | 合肥新文远信息技术有限公司 | A kind of anti-fake two-dimension code reader |
-
2009
- 2009-10-26 CN CN2009202201442U patent/CN201548971U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916357A (en) * | 2010-09-03 | 2010-12-15 | 西安富立叶微电子有限责任公司 | Laser barcode reading device and barcode reading method |
| CN103559475A (en) * | 2013-11-22 | 2014-02-05 | 广州优库电子有限公司 | Multi-wavelength laser modulation one-dimensional bar code reader and implementing mode thereof |
| CN103559475B (en) * | 2013-11-22 | 2016-08-17 | 广州优库电子有限公司 | A kind of multiwavelength laser modulation one-dimensional barcode reader and implementation thereof |
| CN104680110A (en) * | 2014-07-03 | 2015-06-03 | 赫盛光电（上海）有限公司 | Method for learning optimized bar code scanning parameters of bar code reader and bar code reader |
| CN106611146A (en) * | 2016-12-26 | 2017-05-03 | 苏州斯普锐智能系统有限公司 | Barcode scanning equipment based on full-waveband spectrum |
| CN107506678A (en) * | 2017-08-30 | 2017-12-22 | 合肥新文远信息技术有限公司 | A kind of two-dimensional code reader |
| CN107516059A (en) * | 2017-08-30 | 2017-12-26 | 合肥新文远信息技术有限公司 | A kind of two-dimensional code scanning reader |
| CN107704792A (en) * | 2017-08-30 | 2018-02-16 | 合肥新文远信息技术有限公司 | A kind of anti-fake two-dimension code reader |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Guosheng Inventor before: Li Shihui |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI SHIHUI TO: LIU GUOSHENG |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20181026 |