CN202948454U - Graphical barcode reading device - Google Patents
Graphical barcode reading device Download PDFInfo
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- CN202948454U CN202948454U CN 201220619248 CN201220619248U CN202948454U CN 202948454 U CN202948454 U CN 202948454U CN 201220619248 CN201220619248 CN 201220619248 CN 201220619248 U CN201220619248 U CN 201220619248U CN 202948454 U CN202948454 U CN 202948454U
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Abstract
A graphical barcode reading device comprises a central processing unit, an optical imaging unit, a synchronous light supplementing unit, a cross line laser aiming device and a power management unit. The optical imaging device comprises an optical sensor and an optical lens, and the optical sensor performs optical imaging on graphical barcodes required to be read through the optical lens. The synchronous light supplementing unit performs light supplementing illumination on the graphical barcodes required to be read and improves luminance of a graphical barcode area. The cross line laser aiming device emits cross line laser light, and areas radiated by the cross line laser light are imaging areas and imaging positions of the optical imaging unit. The power management unit provides working power. The central processing unit is used for processing and storing image data acquired by the optical imaging unit and controlling the optical imaging unit, the synchronous light supplementing unit and the cross line laser aiming device to run. The graphical barcode reading device is small and exquisite in structure, easy to manufacture, low in cost, strong in reading capacity, high in accuracy, rapid in processing speed and suitable for popularization and application.
Description
Technical field
The utility model relates to a kind of figure bar code imaging reading device.
Background technology
Internet of Things is the information carriers such as an Internet-based, conventional telecommunications net, allows all be realized the network that interconnects by the common thing of independent addressing.The application and development of Internet of Things is based on Internet basic, and this intermediate demand has a bridge and tie, and two-dimension code can be realized this tie.Two-dimension code in the application of Internet of Things, has more advantage comparatively speaking, and cost is low, and is easy to use, is convenient to statistics and management.The development of two-dimension code is used except traditional electronic bill, traces to the source and identification, and Internet of Things is also the direction that the two-dimension code development relies on.
the figure bar code reader is to complete identification graphic code and a kind of device of bar code, it is the elementary cell that realizes one dimension code and two dimension code reading, this reading device can be widely used in the product in various fields, as various data collection station PDA, the PC host computer, on portable or fixed barcode scanner, realization is to business suspended, tracking of products, false proof reviewing, the fields such as electronic certificate, be usually used in the logistic storage field, the equipment that has bar code reader by application, figure bar code on can each part article of convenient effective recognition, obtain fast the information relevant to these article, the application of figure bar code reader effectively improves the efficient of work and life, allow each part article wisdom flow.
Existing technology two dimension code reading equipment, to realize the functions such as image acquisition, image processing, bar code decoding in same equipment, approximately occupied a greater part of expense in product development process production in this scheme, the reading device complex structure of figure bar code, design and develop and production cost high, become a key factor that hinders the two-dimensional bar code widespread use, seeking a kind of effective aspect of improving will become the subsequent technology important directions.
At first, existing graphic bar code reading specially put structurally comparatively complicated, produce complicated, volume is rough, can't meet the demands in the higher occasion of some structural requirements, has virtually retrained the popularization of product; Secondly, the figure bar code reader of commonly using an at present most word green glow location or laser square frame modes of adopting on the aiming location technology are located, in the situation that the environment for use request for utilization is higher, particularly in the environment of high light, there is the not clear picture that manifests of location out of true or the target icon, virtually affected the efficient of work, the innovative point that this case proposes can effectively improve the deficiency of existence; Again, play for the recognition of figure bar code the brightness that crucial interaction energy effectively improves the zone of arresting at the synchronous light compensating apparatus of figure bar code, particularly the less scanning to image in 2 D code of the pixel of the larger image of two-dimensional barcode information amount requires higher, not only to realize improving the brightness in the zone on light filling, need also simultaneously to consider that the optical source wavelength of light filling is on impact and the evenly impact of distribution on the graphic bar code reading of supplementary lighting sources of image frame.
The utility model content
The purpose of this utility model just is to provide a kind of figure bar code reader, and its structure is small and exquisite, easy to manufacture, with low cost, the recognition ability is strong, precision is high, and processing speed is fit to apply soon.
The purpose of this utility model is to realize by such technical scheme, and it includes central processing unit, optical imagery unit, synchronous light filling unit, cross curve laser aiming device and Power Management Unit;
The optical imagery unit includes optical sensor and optical lens, and optical sensor carries out optical imagery by optical lens to the figure bar code of required recognition;
Synchronous light filling unit carries out the light filling illumination to the figure bar code of required recognition, improves the luminance brightness in figure bar code zone;
Cross curve laser aiming device sends cross curve laser, and the zone that cross curve laser shines is imaging region and the image space of optical imagery unit;
Power Management Unit provides working power;
Central processing unit, for the treatment of with the view data that stores the optical imagery unit and collect, control optical imagery unit, synchronous light filling unit and the work of cross curve laser aiming device.
Further, described device also includes the main clock frequency control module, and the main clock frequency control module is to central processing unit tranmitting data register frequency, and clock frequency is divided into working clock frequency and sleep clock frequency.
Further, described device also includes interface control unit, and interface control unit provides the port that is connected with data collection station with computing machine, and is responsible for completing the data transmission with institute's coupling arrangement.
Further, described synchronous light filling unit includes synchronous light filling plate and the protecgulum that adds lustre to, synchronous light filling plate is together with the protecgulum that adds lustre to is bolted on, described synchronous light filling plate includes light filling exposure-control device and light filling exposure LED lamp group, the light filling exposure-control device is used for receiving the work order that centre haircut is sent, and controls light filling exposure LED lamp group work.
Owing to having adopted technique scheme, the utlity model has following advantage:
The utility model can replenish illumination for the figure bar code of required recognition by synchronous light filling unit, make the optical imagery cell imaging clearer, more easily recognition.Cross curve laser aiming device can mark out the current image space in optical imagery unit, is convenient to the alignment patterns bar code, and is easy to operate.The utility model structure is small and exquisite, easy to manufacture, with low cost, the recognition ability is strong, precision is high, and processing speed is fit to apply soon.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being apparent to those skilled in the art to investigating hereinafter, perhaps can be instructed from practice of the present utility model.Target of the present utility model and other advantages can realize and obtain by following instructions and claims.
Description of drawings
Description of drawings of the present utility model is as follows.
Fig. 1 is electrical block diagram of the present utility model;
Fig. 2 is physical arrangement schematic diagram of the present utility model.
In figure: 1. protecgulum adds lustre to; 2. synchronous light filling plate.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
A kind of figure bar code reader, described device include central processing unit, optical imagery unit, synchronous light filling unit, cross curve laser aiming device and Power Management Unit;
The optical imagery unit includes optical sensor and optical lens, and optical sensor carries out optical imagery by optical lens to the figure bar code of required recognition;
Synchronous light filling unit carries out the light filling illumination to the figure bar code of required recognition, improves the luminance brightness in figure bar code zone;
Cross curve laser aiming device sends cross curve laser, and the zone that cross curve laser shines is imaging region and the image space of optical imagery unit;
Power Management Unit provides working power;
Central processing unit, for the treatment of with the view data that stores the optical imagery unit and collect, control optical imagery unit, synchronous light filling unit and the work of cross curve laser aiming device.
Described device also includes interface control unit, and interface control unit provides the port that is connected with data collection station with computing machine, and is responsible for completing the data transmission with institute's coupling arrangement.
The main clock frequency control module is to central processing unit tranmitting data register frequency, and clock frequency is divided into working clock frequency and sleep clock frequency.Clock system sends the work clock of 26MHZ, when system does not work for a long time, system enters park mode, before entering park mode, will be saved in current duty in the register of processor, system will enter under the state of lower frequency clock and work, and system and device is in the dormant state listen mode, can effectively improve the serviceable life of equipment and the flying power of battery; When receiving wake-up signal, system transfers and is deposited with a upper duty configuration in register, re-starts the next round normal operating conditions.
Described synchronous light filling unit includes synchronous light filling plate 2 and the protecgulum 1 that adds lustre to, synchronous light filling plate 2 is together with the protecgulum 1 that adds lustre to is bolted on, described synchronous light filling plate 2 includes light filling exposure-control device and light filling exposure LED lamp group, the light filling exposure-control device is used for receiving the work order that centre haircut is sent, and controls light filling exposure LED lamp group work.The protecgulum that adds lustre to has respectively four optical lenses, and the LED lamp is got lamp source to surrounding emission, and the light-ray condensing that scioptics will be dispersed to surrounding was effectively put forward the luminance in die set dead ahead together, reached the light filling effect.
The computing machine that is connected with the utility model can operation image bar code reading software, power on and complete the work that resets accordingly, by interface control unit, the utility model is carried out the system initialization configuration, scan function after initialization is completed, control and aim at circuit start cross curve laser aiming device, cross curve laser is to the inferior image barcode that needs scanning, carrying out image arrests and starts simultaneously synchronous light filling unit and improve institute and penetrate regional luminance brightness, carry out at last that image is processed, contrast, decoding, as after the failure of decoding, system will automatic cycle carries out image and arrests.
The optical imagery unit is core cell, the CMOS optical sensor carries out imaging by optical lens, optical sensor and optical lens will adopt 300,000 about pixels guaranteeing image quality and decoding efficiency, as select the too high or too low configuration of pixel all can have influence on the decoding efficiency of figure bar code; The effect of the parameter designing imaging of camera lens plays crucial effect simultaneously.
Synchronous light filling unit mainly is comprised of synchronous light filling plate and the protecgulum that adds lustre to, synchronous light filling plate, comprise synchronous light filling exposure-control device and synchronize light filling exposure LED lamp group, synchronous light filling exposure LED lamp adopts red visible light emitting diode (VLED), selects 625 ± 10 nanometers according to the IR filter optical wavelength of optical lens.Can automatically carry out synchronous light filling exposure by central processing unit in the moment of graphic bar code reading, the protecgulum that adds lustre to can structurally not only can effectively be played a supporting role and be improved the production and processing operability, improve the luminance brightness in the zone of penetrating, now picture of light beam occurs with the ruddiness of avoiding the LED lamp to mass-send out, affect figure bar code decoding effect.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. figure bar code reader is characterized in that: described device includes central processing unit, optical imagery unit, synchronous light filling unit, cross curve laser aiming device and Power Management Unit;
The optical imagery unit includes optical sensor and optical lens, and optical sensor carries out optical imagery by optical lens to the figure bar code of required recognition;
Synchronous light filling unit carries out the light filling illumination to the figure bar code of required recognition, improves the luminance brightness in figure bar code zone;
Cross curve laser aiming device sends cross curve laser, and the zone that cross curve laser shines is imaging region and the image space of optical imagery unit;
Power Management Unit provides working power;
Central processing unit, for the treatment of with the view data that stores the optical imagery unit and collect, control optical imagery unit, synchronous light filling unit and the work of cross curve laser aiming device.
2. a kind of figure bar code reader as claimed in claim 1, it is characterized in that: described device also includes the main clock frequency control module, the main clock frequency control module is to central processing unit tranmitting data register frequency, and clock frequency is divided into working clock frequency and sleep clock frequency.
3. a kind of figure bar code reader as claimed in claim 1, it is characterized in that: described device also includes interface control unit, interface control unit provides the port that is connected with data collection station with computing machine, and is responsible for completing the data transmission with institute's coupling arrangement.
4. a kind of figure bar code reader as claimed in claim 1, it is characterized in that: described synchronous light filling unit includes synchronous light filling plate and the protecgulum that adds lustre to, synchronous light filling plate is together with the protecgulum that adds lustre to is bolted on, described synchronous light filling plate includes light filling exposure-control device and light filling exposure LED lamp group, the light filling exposure-control device is used for receiving the work order that centre haircut is sent, and controls light filling exposure LED lamp group work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619248 CN202948454U (en) | 2012-11-21 | 2012-11-21 | Graphical barcode reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619248 CN202948454U (en) | 2012-11-21 | 2012-11-21 | Graphical barcode reading device |
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| Publication Number | Publication Date |
|---|---|
| CN202948454U true CN202948454U (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220619248 Expired - Fee Related CN202948454U (en) | 2012-11-21 | 2012-11-21 | Graphical barcode reading device |
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| CN (1) | CN202948454U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005754A (en) * | 2015-08-14 | 2015-10-28 | 福建联迪商用设备有限公司 | Two-dimensional code scanner sharing light supplementation lamp and alignment lamp |
| WO2017028663A1 (en) * | 2015-08-14 | 2017-02-23 | 福建联迪商用设备有限公司 | Method and system for aligning and scanning two-dimensional code |
| CN107944511A (en) * | 2017-10-31 | 2018-04-20 | 深圳市新潮智能储酒科技有限公司 | A kind of electronic cradle and application method for grape wine storage |
| CN108154060A (en) * | 2018-01-08 | 2018-06-12 | 深圳盈达信息科技有限公司 | A kind of probe aims at light exposure solution system |
| WO2019169515A1 (en) * | 2018-03-04 | 2019-09-12 | 深圳盈达信息科技有限公司 | Barcode recognition engine and power consumption reduction control method therefor |
| CN113486994A (en) * | 2021-07-07 | 2021-10-08 | 江苏科技大学 | Intelligent biological information reader-writer and information reading-writing method |
| CN115577726A (en) * | 2022-11-11 | 2023-01-06 | 无锡盈达聚力科技有限公司 | Image forming apparatus and image forming method |
-
2012
- 2012-11-21 CN CN 201220619248 patent/CN202948454U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005754A (en) * | 2015-08-14 | 2015-10-28 | 福建联迪商用设备有限公司 | Two-dimensional code scanner sharing light supplementation lamp and alignment lamp |
| WO2017028663A1 (en) * | 2015-08-14 | 2017-02-23 | 福建联迪商用设备有限公司 | Method and system for aligning and scanning two-dimensional code |
| CN105005754B (en) * | 2015-08-14 | 2018-05-29 | 福建联迪商用设备有限公司 | A kind of dimensional code scanner of shared light compensating lamp and alignment lamp |
| CN107944511A (en) * | 2017-10-31 | 2018-04-20 | 深圳市新潮智能储酒科技有限公司 | A kind of electronic cradle and application method for grape wine storage |
| CN108154060A (en) * | 2018-01-08 | 2018-06-12 | 深圳盈达信息科技有限公司 | A kind of probe aims at light exposure solution system |
| CN108154060B (en) * | 2018-01-08 | 2021-10-08 | 深圳盈达信息科技有限公司 | Scanning head aiming light exposure solving system |
| WO2019169515A1 (en) * | 2018-03-04 | 2019-09-12 | 深圳盈达信息科技有限公司 | Barcode recognition engine and power consumption reduction control method therefor |
| CN113486994A (en) * | 2021-07-07 | 2021-10-08 | 江苏科技大学 | Intelligent biological information reader-writer and information reading-writing method |
| CN115577726A (en) * | 2022-11-11 | 2023-01-06 | 无锡盈达聚力科技有限公司 | Image forming apparatus and image forming method |
| WO2024098916A1 (en) * | 2022-11-11 | 2024-05-16 | 无锡盈达聚力科技有限公司 | Imaging apparatus and imaging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20151121 |