CN204791045U - A bar code recognition engine for obtaining image data - Google Patents
A bar code recognition engine for obtaining image data Download PDFInfo
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- CN204791045U CN204791045U CN201520329945.8U CN201520329945U CN204791045U CN 204791045 U CN204791045 U CN 204791045U CN 201520329945 U CN201520329945 U CN 201520329945U CN 204791045 U CN204791045 U CN 204791045U
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Abstract
The utility model relates to a bar code recognition engine for obtaining image data, include image sensor array, MIPI bridging chip, a decoder chips based on CMOS, aim light source, source of illumination, overall electronic shutter control circuit, first support plate, second support plate and a base, bar code recognition engine is as a holistic structure, has reduced its integrated design the whole volume of bar code recognition engine, export the signal of image sensor array output to decoder chips behind MIPI bridging chip, reduced the compatibility problem of whole bar code recognition engine and simplified the design, both increased the bandwidth, improved the performance, simultaneously again can reduce cost, complexity, consumption and technology.
Description
Technical field
The utility model belongs to and automatically identifies industry, relates to a kind of bar code reading engine for obtaining view data.
Background technology
Two-dimensional bar code is the chequered with black and white matrix area distributed in plane (on two-dimensional directional) according to certain rule with specific geometric figure, and this matrix area is in order to record symbol information.Quick Response Code can be divided into stack Quick Response Code and matrix two-dimensional code bar code.Stack Quick Response Code forms by the bar code of multirow cutting back is stacking; Matrix two-dimensional barcode forms with a matrix type, matrix respective element position represents binary one with " point ", represents binary zero with sky, rearranges data code by point and sky.In daily life and commercial Application, the use of bar code is more and more extensive, such as: the user demand to bar code of retail trade, logistic industry, financial industry is increasing.
Developing rapidly the requirement of bar code reading taking equipment of barcode technology is also more and more higher, and bar code reads the important component part of engine as bar code reading, and the bar code decoding engine volume circulated in existing market is large, poor compatibility, production efficiency are low, and cost is high.From electronic circuit aspect, the CMOS used produces as early stage technique, production time is longer, and use the CMOS productive year of pixel use in 2005, production time is long, use the CMOS of pixel 6*6um^2, total pixel is 752*480, and wafer size is 9mm*9mm photosensitive area is 4.5mm*2.9mm, and average power consumption is 70mA3.3V, frame number is 60 frames/second, and interface is DVP; From optics aspect, use spherical mirror head mould group, visual field is generally about 42 °, and F# is about 6, and camera lens and CMOS are detachable components; From production aspect, need fix putting after lens focusing glue, increasing production process.
There is many-sided deficiency in the bar code decoding engine circulated in existing market, its volume is large, uses spherical mirror head mould group, be limited to production requirement, the volume of module can not be reduced; Its poor optical properties, visual field is little, and impact uses, and aperture is little, and need extraneous light filling, power consumption is large; Its compatible poor performance, does not support MIPI interface, can only external MIPI bridging chip, increases cost; Its speed is slow, and the CMOS frame number of use is low, and reading speed is slow; Its power consumption is high, and the CMOS power consumption of use is large; Its price is high, and the size of CMOS wafer is large, and cost is higher, and the decoding chip of use is not with MIPI interface, needs external connection; Its life cycle is uncontrollable, and CMOS is early stage product, and production time is longer, is more easily eliminated and affects follow-up production; Its production efficiency is low, fixes after camera lens and CMOS first focus again, high to the requirement of production environment, and manually-injected error is large, and production efficiency is lower.
Utility model content
The purpose of this utility model be to provide a kind of structure simple, possess MIPI interface, image quality is high, the bar code reading engine for obtaining view data that volume is little.
Following technical scheme is have employed in order to solve the problems of the technologies described above the utility model, a kind of bar code reading engine for obtaining view data being provided, comprising one based on the image sensor array of complementary metal oxide semiconductor (CMOS), MIPI bridging chip, decoding chip, aiming light source, lighting source, global electronic shutter control circuit, the first support plate, the second support plate and a pedestal; Described image sensor array is fixed on the one side of the first support plate, and the another side of the first support plate is fixed on the second support plate; Described pedestal package image sensor array; Aim at electric light source and lighting light source arrangement around image sensor array; Described decoding chip is fixed on the back side of the second support plate, and MIPI bridging chip, global electronic shutter control circuit are fixed on front or the back side of the second support plate; Described global electronic shutter control circuit is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS); Described decoding chip and lighting source, aim at light source and global electronic shutter control circuit is electrically connected, decoding chip is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip.
Wherein, a metal support, is socketed on the outside of pedestal, is fixed on the second support plate by the image sensor array based on complementary metal oxide semiconductor (CMOS).
Wherein, the first support plate is connected by board to board connector with the second support plate.
Wherein, described to lighting source with aim at light source and be positioned at homonymy based on the imageing sensor of complementary metal oxide semiconductor (CMOS) or heteropleural.
Wherein, the wavelength of described lighting source is 380-760nm.
Wherein, the angle of divergence of described aiming light source equals greatly 15 °.
Wherein, described first support plate, the second support plate are flexible PCB or hard circuit board.
Wherein, described lighting source is one or more light emitting diode.
The utility model also discloses a kind of bar code reading engine for obtaining view data, comprises one based on the image sensor array of complementary metal oxide semiconductor (CMOS), MIPI bridging chip, decoding chip, aiming light source, lighting source and global electronic shutter control circuit; Described global electronic shutter control circuit is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS), sends a control signal to image sensor array; Described decoding chip is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip, obtains the view data of image sensor array; Described decoding chip is also electrically connected with aiming light source and lighting source and global electronic shutter control circuit.
Wherein, described bar code reading engine also comprises manual trigger circuit, and described manual triggers circuit comprises control button and control circuit, described control button connection control circuit, described control circuit and decoding chip; After the control button of described manual triggers circuit is depressed, described bar code reading engine acquisition of image data, and send view data to decoder module.
The beneficial effects of the utility model are:
One, bar code reading engine structure integrally, reduce the overall volume of bar code reading engine by image-forming assembly integrated design;
Two, adopt MIPI bridging chip, the signal that imageing sensor based on complementary metal oxide semiconductor (CMOS) exports is exported after MIPI bridging chip, decrease the compatibility issue of whole bar code reading engine and simplified design, both increased bandwidth, improved performance, and can reduce costs again simultaneously, complexity, power consumption and EMI;
Three, adopt global electronic shutter control circuit to control image sensor array, multiple image pixel can be caught within the same time shutter, make image quality higher;
In addition, each parts of bar code reading engine, through meticulous topological design, can reduce occupying of space to greatest extent, reduce the volume of this engine.
Accompanying drawing explanation
Figure 1 shows that the inner structure schematic diagram of image-forming assembly of the present utility model;
Figure 2 shows that an embodiment structural representation of the bar code reading engine for obtaining view data of the present utility model;
Figure 3 shows that another embodiment structural representation of the bar code reading engine for obtaining view data of the present utility model; Wherein, A is front view, and B is rear view;
Figure 4 shows that another embodiment structural representation of the bar code reading engine for obtaining view data of the present utility model; Wherein, C is front view, and D is rear view;
Figure 5 shows that the structured flowchart of the bar code reading engine for obtaining view data of the present utility model.
Label declaration:
Metal support 1 image-forming assembly 2 lens 201 pedestal 202 first support plate 203 aims at light source 4 lighting source 5 second support plate 6 input/output module 7 decoding chip 8MIPI bridging chip 9 based on image sensor array 204 board to board connector 3 of complementary metal oxide semiconductor (CMOS)
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Consult shown in Fig. 1, the utility model discloses a kind of bar code reading engine for obtaining view data, comprising one based on the image sensor array 204 of complementary metal oxide semiconductor (CMOS), MIPI bridging chip 9, decoding chip 8, aiming at light source 4, lighting source 5, global electronic shutter control circuit, the first support plate 203, second support plate 6 and pedestal 202;
In present embodiment, the described image sensor array based on complementary metal oxide semiconductor (CMOS) is fixed on the one side of the first support plate 203, the another side of the first support plate 203 is fixed on the second support plate 6, and the image sensor array based on complementary metal oxide semiconductor (CMOS) is used for receiving target area image image data generating; It can be global electronic shutter image sensor array, this image sensor array also can encapsulate the integrated image-forming assembly of formation one with at least one lens 201, this image-forming assembly 2 can generate digitized bar code image according to the signal of incident light, image sensor array 204 can adopt CMOS integration module, special integrated global electronic shutter image sensor array 204 can be adopted, its volume is little, and can continue to expose multiple image pixel in an exposure cycle, image is more clearly provided, improves the feasibility of decoding.At least one described lens 201 can comprise: positive lens and negative lens combine, two gummed mirror combines, positive lens and cemented doublet combines, two gummed mirror and positive lens combines or two positive lenss and negative lens combine.Described image-forming assembly 2 adopts integrated component, facilitates the production of product, the alignment error reducing to cause in assembling product process, manually reorientates the defects such as inaccurate, and the precision of product is better, and performance is better.
Described pedestal 202 package image sensor array; The shape of this pedestal 202 and the mating shapes of image sensor array, pedestal 202 can adopt plastic material to make, it preferably adopts the material of black to reduce parasitic light to the impact of image quality, its quality is light, available die sinking injection molding manner is made, yield is high, uniform quality, thus can improve the quality of imaging.Pedestal 202 can be arranged the structure of fool proof thus can prevent from dislocation etc. is installed, the shape of pedestal 202 can be selected square, circular etc., pedestal 202 encapsulates described image sensor array and is fixed on the first support plate 203, described pedestal 202 and the connection of the first support plate 203 can adopt glue to fix, simple and convenient, and effect is better, and the connection of pedestal and the first support plate can also make to be screwed, its anti-seismic performance is good, extends the serviceable life of product.
Aiming at light source 4 is arranged in around image sensor array with lighting source 5; Described aiming light source 4, for run-home region, forms the naked eyes visible light spot of geometric configuration, the light that this aiming light source 4 can adopt the such as naked eyes such as ruddiness, green glow significantly to identify at reflecting surface.One preferred embodiment in, the angle of divergence of described aiming light source 4 equals greatly 15 °.
Described lighting source 5 can adopt LED light source, and its wavelength can be 380-750nm, and the lighting source 5 of different wave length can meet the different needs, and can set according to concrete service condition.The angle of divergence of lighting source 5 be 120 ° or other, the angle of divergence is applicable to greatly the large camera of field angle, is conducive to covering field range.LED illumination light source 5 can also be with optically focused ball cover or not be with, and the LED light source of band ball cover has the less angle of divergence, and be conducive to long distance illumination, the LED illumination light source 5 not with ball cover is conducive to the large light fixture of field of view angle.
Described decoding chip 8 is fixed on the back side of the second support plate 6; Described decoding chip 8 adopts Programmable Logic Device, can be run by single ASIC integrated circuit, realize hardware decode, be different from traditional software decode, traditional decode procedure adopts software decode, error correction, graphics process scheduling algorithm, needs three integrated circuit.The described decodable code system of decoding chip 8 comprises very large to extra small code 128, Codabar, code 93, code 11, code 39, UPC, ENC, MSI etc., the type of at least one bar code symbol can be combination that is identical or multiple different bar code, concrete barcode types can comprise: PDF417, the 2D such as DataMatrix, QR code, Maxicode, Aztec bar code symbol etc.
MIPI bridging chip 9, global electronic shutter control circuit are fixed on front or the back side of the second support plate 6; Communicated with the external world by MIPI bridging chip 9, the nuclear interface standardizing of mobile communication equipment inside is reduced compatibility issue and simplifies the global design of product, make the interface of this product can increase bandwidth, improve performance, can reduce costs again simultaneously, complexity, power consumption and EMI, MIPI interface is only connected on these two Physical layers of D-PHY or M-PHY when needed, and the differential clocks that D-PHY adopts the 1 pair of source synchronous and 1 ~ 4 pair of differential data line are to carry out data transmission.Data transmission adopts DDR mode, namely data are had to transmit at the lower edges of clock, the Physical layer of D-PHY supports HS (highspeed) and LP (lowpower) 2 kinds of mode of operations, Low Voltage Differential Signal is adopted under HS pattern, power consumption is comparatively large, but can transmit very high data rate (data rate is 80M ~ 1Gbps); Adopt single-ended signal under LP pattern, data rate very low (< 10Mbps), but corresponding power consumption is also very low.The combination of 2 kinds of patterns ensure that MIPI bus can high-speed transfer when needs transferring large number of data (as image), and can reduce power consumption when not needing big data quantity to transmit;
Described global electronic shutter control circuit is electrically connected with the image sensor array 204 based on complementary metal oxide semiconductor (CMOS); Global electronic shutter control circuit can control within same exposure period, to expose multiple image pixel based on the image sensor array 204 of complementary metal oxide semiconductor (CMOS).This global electronic shutter control circuit can be integrated or be fixed on the first described support plate 203 or the second support plate 6 with independently module with the described image sensor array 204 based on complementary metal oxide semiconductor (CMOS).
Described decoding chip 8 with lighting source 5, aim at light source 4, global electronic shutter control circuit is electrically connected, decoding chip 8 is electrically connected with the image sensor array 204 based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip 9.The steering order that decoding chip 8 is sent by the control module/equipment/device/software receiving bar code reading engine internal or outside opens the function distinguished with decoding, the accessible site such as the module that described internal control instruction sends are inner at decoding chip 8, namely enter preliminary work state after recognition engine works on power, carry out barcode scanning decoding at any time.External control instruction receives outside control signal by an input/output module 7, described input/output module 7 is for the transmission of the input of steering order or the data with the external world, it can receive the finger of bar code reading from now on from switch control module, send job control instruction to decoding chip 8 and global electronic shutter control circuit, imageing sensor, and control lighting source 5 and aim at light source 4 to start.This input/output module 7 can adopt FPC connector, and FPC connector can use flexible winding displacement or other connecting lines to carry out being connected and transmission of control signals, view data etc. with external unit.As passed through input/output module 7 reception control signal, control chart image-position sensor obtains image and also triggers decoding chip 8 trial decoding.
In above-mentioned embodiment:
Described aiming light source 4 can be arranged on homonymy or the heteropleural of image-forming assembly 2 with lighting source 5 according to the actual demand used, and can set the quantity aiming at light source 4 and lighting source 5 as required.Consult shown in Fig. 2, in an embodiment of the present utility model, fixing described image-forming assembly 2 on the second support plate 6 front of a strip, be placed with in the symmetria bilateralis of image-forming assembly 2 and aim at light source 4 and lighting source 5, another termination of described second support plate 6 arranges input/output module 7; Described decoding chip 8 and MIPI bridging chip 9 are fixed in the back side of the second support plate 6.Consult shown in Fig. 3, be different from above-mentioned embodiment to be, fixing described image-forming assembly 2 on the front of the second support plate 6, distribute on the both sides of photographing module 2 or more lighting source 5, the both sides up and down of described image-forming assembly 2 are placed 1 or more respectively and are aimed at light source 4, and described MIPI bridging chip 9 is fixed on the below (front of the second support plate 6) of image-forming assembly 2, the back side of described second support plate 6 arranges decoding chip 8 and input/output module 7.Consult shown in Fig. 4, the front of described second support plate 6 arranges image-forming assembly 2, the symmetria bilateralis distribution of illumination light source 5 of image-forming assembly 2, the distribution of both sides up and down of image-forming assembly 2 aims at light source 4, decoding chip 8, MIPI bridging chip 9 is placed at the another side of the second support plate, and input/output module 7.Concrete, in order to usage space is arranged to greatest extent, described decoding chip 8, MIPI bridging chip 9 can around respective central rotations 90 degree, input/output module 7 is arranged on the vacant position, centre of decoding chip 8 and MIPI bridging chip 9, thus can space be saved, reduce the volume of whole component to greatest extent.
Listed embodiment is only illustrating of some of them embodiment of the present utility model above, the concrete structure of the recognition engine not therefore described in restriction, other arrangement modes of all parts of described bar code reading engine are equally applicable to the utility model, do not repeat them here.
One preferred embodiment in; the difference of itself and above-mentioned embodiment is to arrange a metal support 1, is socketed on the outside of pedestal 202, and is fixed on by image-forming assembly 2 on second support plate 6; adopt metal support 1 to make image-forming assembly 2 more firm, and play the object of protection image-forming assembly 2.Metal support 1 and the fixed form of the second support plate 6 can adopt welds or mode etc. that spacing hole is fixing.Described metal support 1 can also arrange the feature of error-proof structure, conveniently location is installed, prevent setup error, error-proof structure feature can arrange projection or depression or breach etc. at described bracket shell, as as described in the lateral wall of boss 202 be provided with lug, the corresponding position of metal support 1 is provided with breach, and lug is limited in the indentation, there of metal support 1.
Another preferred embodiment in, the image-forming assembly 2 in above-mentioned embodiment can also be connected by board to board connector 3 with the second support plate 6, and board to board connector 3 mates mutually with the interface of image-forming assembly 2.In practical operation, the selectable number of board to board connector 3 pin is with 20 or be greater than 20.
Another preferred embodiment in, the first support plate 203 of above-mentioned embodiment and the second support plate 6 can be flexible PCB or hard circuit board.Adopt flexible PCB, its material is slim and graceful, can meet different installation needs; Adopt hard circuit board, its stability is better.
Consult shown in Fig. 5, the utility model also provides a kind of bar code reading engine for obtaining view data, comprises one based on the image sensor array 204 of complementary metal oxide semiconductor (CMOS), MIPI bridging chip 9, decoding chip 8, aims at light source 4, lighting source 5 and global electronic shutter control circuit; The installation fixed form of the described bar code reading engine for obtaining view data can adopt the first support plate 203, second support plate 6 to carry each assembly as above.Described global electronic shutter control circuit is electrically connected with the image sensor array 204 based on complementary metal oxide semiconductor (CMOS), sends a control signal to image sensor array; Described decoding chip 8 is electrically connected with the image sensor array 204 based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip 9, obtains the view data of image sensor array; Described decoding chip 8 is also electrically connected with aiming light source 4 and lighting source 5, global electronic shutter control circuit.In this embodiment, the described image sensor array 204 based on complementary metal oxide semiconductor (CMOS) can form an integrated image-forming assembly 2 for catching view data with for receiving by the lens combination of target area reflection ray, as caught the data symbol such as one-dimension code, Quick Response Code that on paper document, package body shell, machine surface, institute adheres to or prints.The mode of this seizure can be continuous capturing or high shock capturing.This image-forming assembly 2 can comprise the lens group for receiving the light reflected by target area, based on the image sensor array 204204 of complementary metal oxide semiconductor (CMOS), receives the light of lens group reflection, transmits image pixel to MIPI bridging chip.The lens group of described image-forming assembly 2 and image sensor array 204 can adopt the technique of integrated molding, thus make the quality of product better, and performance is better, and reduces the volume of whole parts.The image sensor array 204 of what this was integrated have global electronic shutter control circuit can expose multiple image pixel in same exposure cycle simultaneously, makes it can gather bar code image more clearly; This image sensor array 204 can adopt CCD or CMOS etc.This is used for the signal of the MIPI interface image-forming assembly of the bar code reading engine obtaining view data and is transferred to decoder module, decoder module and image-forming assembly is connected by MIPI interface, the communication function of this bar code reading engine can be expanded, make this hardware compatibility performance better.MIPI interface can adopt special MIPI bridging chip 9 or other possess the interfacing equipment of MIPI function, make the versatility of whole bar code reading engine, better compatible.
In present embodiment, decoder module can adopt any one mode following to realize, include but not limited to special integrated circuit, special decoding chip 8, fpga chip, have and can also adopt software decode module, preferred software decode module can comprise the module of the modules such as microprocessor, digital signal processing chip and micro-control unit and its peripheral circuit set.
At least one aiming light source 4 is arranged in around decoder module with at least one lighting source 5, aims at light source 4 forms geometric configuration naked eyes visible light spot in target area, the light that this aiming light source 4 can adopt the such as naked eyes such as ruddiness, green glow significantly to identify.Also can arrange lighting source 5 in the surrounding of image-forming assembly, lighting source 5 can use SMD or pinned, can be LED etc.The large I of the angle of divergence of lighting source 5 complies with the actual requirements set used, to cover field range for optimal selection.Preferred lighting source 5 can also be band optically focused ball cover or not be with optically focused ball cover, and the LED light source of band ball cover has the less angle of divergence, and be conducive to long distance illumination, the lighting source 5 not with ball cover is conducive to the large light fixture of field of view angle.
Described also comprises manual trigger circuit for the bar code reading engine obtaining view data, and described manual triggers circuit comprises control button and control circuit, described control button connection control circuit, and described control circuit is electrically connected with decoding chip 8; After the control button of described manual triggers circuit is depressed, described bar code reading engine by image sensor array 204 acquisition of image data based on complementary metal oxide semiconductor (CMOS), and sends view data to decoder module.Described bar code reading engine can also open the function of image data acquiring by inner automatic identification, and then carries out trial decoding.Trigger circuit in present embodiment are for controlling the work of decoding chip and image-forming assembly, make image-forming assembly can within exposure period the multiple image pixel of continuous exposure, and image pixel is sent to decoding chip by MIPI interface carries out decoding process, trigger circuit also start work for controlling to aim at light source 4 and lighting source 5.
The utility model is only for obtaining the embodiment of the bar code reading engine of view data described in upper; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. for obtaining a bar code reading engine for view data, it is characterized in that: comprise one based on the image sensor array of complementary metal oxide semiconductor (CMOS), MIPI bridging chip, decoding chip, aiming light source, lighting source, global electronic shutter control circuit, the first support plate, the second support plate and a pedestal;
Described image sensor array is fixed on the one side of the first support plate, and the another side of the first support plate is fixed on the second support plate; Described pedestal package image sensor array; Aim at electric light source and lighting light source arrangement around image sensor array;
Described decoding chip is fixed on the back side of the second support plate, and MIPI bridging chip, global electronic shutter control circuit are fixed on front or the back side of the second support plate;
Described global electronic shutter control circuit is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS);
Described decoding chip with lighting source, aim at light source, global electronic shutter control circuit is electrically connected, decoding chip is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip.
2. the bar code reading engine for obtaining view data according to claim 1, is characterized in that: a metal support, is socketed on the outside of pedestal, be fixed on the second support plate by the image sensor array based on complementary metal oxide semiconductor (CMOS).
3. the bar code reading engine for obtaining view data according to claim 2, is characterized in that:
First support plate is connected by board to board connector with the second support plate.
4. the bar code reading engine for obtaining view data according to claim 3, is characterized in that: described lighting source with aim at light source and be positioned at homonymy based on the imageing sensor of complementary metal oxide semiconductor (CMOS) or heteropleural.
5. the bar code reading engine for obtaining view data according to any one of claim 1-4, is characterized in that: the wavelength of described lighting source is 380-760nm.
6. the bar code reading engine for obtaining view data according to any one of claim 1-4, is characterized in that: the angle of divergence of described aiming light source equals greatly 15 °.
7. the bar code reading engine for obtaining view data according to any one of claim 1-4, is characterized in that: described first support plate, the second support plate are flexible PCB or hard circuit board.
8. the bar code reading engine for obtaining view data according to claim 5, is characterized in that: described lighting source is one or more light emitting diode.
9. for obtaining a bar code reading engine for view data, it is characterized in that: comprise one based on the image sensor array of complementary metal oxide semiconductor (CMOS), MIPI bridging chip, decoding chip, aiming light source, lighting source and global electronic shutter control circuit;
Described global electronic shutter control circuit is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS), sends a control signal to image sensor array;
Described decoding chip is electrically connected with the image sensor array based on complementary metal oxide semiconductor (CMOS) by MIPI bridging chip, obtains the view data of image sensor array;
Described decoding chip is also electrically connected with aiming light source, lighting source, global electronic shutter control circuit.
10. the bar code reading engine for obtaining view data according to claim 9, it is characterized in that: described bar code reading engine also comprises manual trigger circuit, described manual triggers circuit comprises control button and control circuit, described control button connection control circuit, described control circuit and decoding chip; After the control button of described manual triggers circuit is depressed, described bar code reading engine acquisition of image data, and send view data to decoder module.
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| CN201520329945.8U CN204791045U (en) | 2015-05-21 | 2015-05-21 | A bar code recognition engine for obtaining image data |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104866798A (en) * | 2015-05-21 | 2015-08-26 | 福建新大陆电脑股份有限公司 | Bar-code identifying and reading engine for obtaining image data |
| CN104866797A (en) * | 2015-05-21 | 2015-08-26 | 福建新大陆电脑股份有限公司 | Bar-code identifying and reading engine for obtaining image data |
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2015
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104866798A (en) * | 2015-05-21 | 2015-08-26 | 福建新大陆电脑股份有限公司 | Bar-code identifying and reading engine for obtaining image data |
| CN104866797A (en) * | 2015-05-21 | 2015-08-26 | 福建新大陆电脑股份有限公司 | Bar-code identifying and reading engine for obtaining image data |
| CN104866798B (en) * | 2015-05-21 | 2019-01-25 | 新大陆数字技术股份有限公司 | It is a kind of for obtaining the bar code reading engine of image data |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee after: New Continent Digital Technology Co., Ltd. Address before: 350000 No. 1 Rujiangxi Road, Mawei District, Fuzhou City, Fujian Province Patentee before: Fujian Newland Computer Co., Ltd. |