CN107610319A - Bank note information recognition device and method based on single contact-type image sensor - Google Patents
Bank note information recognition device and method based on single contact-type image sensor Download PDFInfo
- Publication number
- CN107610319A CN107610319A CN201710665760.8A CN201710665760A CN107610319A CN 107610319 A CN107610319 A CN 107610319A CN 201710665760 A CN201710665760 A CN 201710665760A CN 107610319 A CN107610319 A CN 107610319A
- Authority
- CN
- China
- Prior art keywords
- bank note
- image sensor
- light source
- image
- type image
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Inspection Of Paper Currency And Valuable Securities (AREA)
Abstract
The invention discloses a kind of bank note information recognition device based on single contact-type image sensor, wherein, including：One contact-type image sensor and an image processing circuit plate；Also include one group of infrared transmission light source, the one group of white light transmittant light source one towards described image sensor, the infrared transmission light source, the white light projection source are connected with described image process circuit plate.The present invention only adds a light source using the CIS of a gauge without light source, the cost of light source is far below CIS, reduce the production cost of bank note information recognition device, control and the design of collecting circuit board are also greatly simplify simultaneously, the chip of less pin can be used, reduce one group of A/D chip and reduce power consumption, reduce fault rate.
Description
Technical field
The present invention relates to a kind of bank note information recognition device, more particularly to a kind of paper based on single contact-type image sensor
Coin information recognition device and method.
Background technology
The bank note information recognition device such as the A classes currency counting and detecting machine found at present and paper currency sorter, two are all used substantially
Contact-type image sensor (CIS), respectively gather bank note two sides reflected image, then two images are identified face amount,
Towards, the true and false, damaged etc., and serial number is further identified to direct picture.Due to having used two CIS, cause cost compared with
It is high.What it is additionally, due to use is all reflected image, also bad to the recognition effect of splicing counterfeit money.
The content of the invention
The invention discloses a kind of bank note information recognition device based on single contact-type image sensor and method to solve
The problem of certainly recognition effect is undesirable in the prior art.
The above-mentioned purpose of the present invention is achieved through the following technical solutions：
A kind of bank note information recognition device based on single contact-type image sensor, wherein, including：One contact type image passes
Sensor and an image processing circuit plate；Also include one group of infrared transmission light source, the one group of white light one towards described image sensor
Transmitted light source, the infrared transmission light source, the white light projection source are connected with described image process circuit plate.
Bank note information recognition device based on single contact-type image sensor as described above, wherein, described image processing
Circuit board includes dual core processor, FPGA, DDR, A/D chip.
Bank note information recognition device based on single contact-type image sensor as described above, wherein, the infrared transmission
Glass surface and the column lens array towards the contact-type image sensor of light source, the white light transmittant light source.
A kind of bank note information identifying method, wherein, bank note walks paper money and passes through contact-type image sensor, image processing circuit plate
Control infrared projection light source, white light transmittant light source successively luminous, contact-type image sensor obtains infrared transmitted image, white light is worn
Saturating image；Image processor is contrasted infrared transmitted image, white light transmitted image and genuine note information, obtains the true and false of bank note
Information；Bank note serial number position is positioned by infrared transmitted image；Combined and known by infrared transmitted image, white light transmitted image
Other paper money number；Image processing circuit plate is contrasted the paper money number of acquisition and counterfeit money number storehouse, obtains paper
The true and false information of coin.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, image processing circuit plate will
Infrared transmitted image is contrasted with standard picture, obtains the essential information of bank note.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, the essential information of bank note is：
Face amount, towards, version, lack side, unfilled corner, hole information.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, pass through infrared transmitted image
Bank note serial number position is positioned, white light transmittant image RMB serial number region is partitioned into, is syncopated as preceding the 4 of serial number
Individual character, Land use models identification technology are identified；Infrared transmission image RMB serial number region is partitioned into, is syncopated as being preced with
Rear 6 numerals of font size code, Land use models identification technology are identified.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, penetrate figure to infrared respectively
As serial number and white light transmitted image acquisition serial number the progress rotation correction, filtering, the image of binaryzation that obtain are located in advance
Reason.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, using dichotomy by prefix
Number is compared with the number in counterfeit money number storehouse, is defined as suspicious coin if being consistent.
Paper Currency Identification as described above based on single contact-type image sensor, wherein, if the true and false letter obtained
Cease and walk paper money for suspicious coin, then image processing circuit plate control cash inspecting machine stopping and send warning.
In summary, by adopting the above-described technical solution, the present invention to solve recognition effect in the prior art undesirable
The problem of, the present invention only adds a light source using the CIS of a gauge without light source, and the cost of light source is far below CIS, reduces bank note
The production cost of information recognition device, while control and the design of collecting circuit board are also greatly simplify, more education and correction for juvenile offenders can be used
The chip of pin, reduce one group of A/D chip and reduce power consumption, reduce fault rate.
Brief description of the drawings
Fig. 1 is the CIS and light source position of the bank note information recognition device of the invention based on single contact-type image sensor
Structural representation；
Fig. 2 is the flow chart of the bank note information identifying method of the invention based on single contact-type image sensor；
When Fig. 3 is the CIS switching lamp patterns of the bank note information identifying method of the invention based on single contact-type image sensor
Sequence figure.
Embodiment
The present invention is described further with reference to the accompanying drawings and examples：
Fig. 1 is the CIS and light source position of the bank note information recognition device of the invention based on single contact-type image sensor
Structural representation；A kind of bank note information recognition device based on single contact-type image sensor, wherein, including：One contact figure
As sensor (CIS) and an image processing circuit plate；Also include one towards imaging sensor one group of infrared transmission light source, one group
White light transmittant light source, infrared transmission light source, white light projection source are connected with image processing circuit plate.
Further, image processing circuit plate includes dual core processor, FPGA, DDR, A/D chip.
Further, infrared transmission light source, white light transmittant light source glass surface with towards contact-type image sensor
Column lens array.
Fig. 2 is the flow chart of the bank note information identifying method of the invention based on single contact-type image sensor, and Fig. 3 is this hair
The CIS switching lamp pattern timing diagrams of the bright bank note information identifying method based on single contact-type image sensor, refer to Fig. 2, figure
3, a kind of bank note information identifying method, wherein, bank note walks paper money and passes through contact-type image sensor, and the control of image processing circuit plate is red
Outer projection source, white light transmittant light source are successively luminous, and contact-type image sensor obtains infrared transmitted image, white light penetrates figure
Picture；Image processor is contrasted infrared transmitted image, white light transmitted image and genuine note information, obtains the true and false letter of bank note
Breath；Bank note serial number position is positioned by infrared transmitted image；Identification is combined by infrared transmitted image, white light transmitted image
Paper money number；Image processing circuit plate is contrasted the paper money number of acquisition and counterfeit money number storehouse, obtains bank note
True and false information.
Further, image processing circuit plate is contrasted infrared transmitted image with standard picture, obtains the base of bank note
This information.
Further, the essential information of bank note is：Face amount, towards, version, lack side, unfilled corner, hole information.
Further, bank note serial number position is positioned by infrared transmitted image, is partitioned into the white light transmittant image people
Coin serial number region, is syncopated as preceding 4 characters of serial number, and Land use models identification technology is identified；It is partitioned into infrared
Transmission image RMB serial number region, is syncopated as rear 6 numerals of serial number, and Land use models identification technology is known
Not.
The serial number and white light transmitted image obtained respectively to infrared transmitted image obtains serial number and carries out rotation school
Just, filtering, the image preprocessing of binaryzation.
Serial number is compared with the number in counterfeit money number storehouse using dichotomy, is defined as if being consistent suspicious
Coin.
If the true and false information obtained is suspicious coin, image processing circuit plate control cash inspecting machine stops walking the concurrent responding of paper money
Show.
Claims (10)
- A kind of 1. bank note information recognition device based on single contact-type image sensor, it is characterised in that including：One contact figure As sensor and an image processing circuit plate；Also include one towards described image sensor one group of infrared transmission light source, one group White light transmittant light source, the infrared transmission light source, the white light projection source are connected with described image process circuit plate.
- 2. the bank note information recognition device according to claim 1 based on single contact-type image sensor, it is characterised in that Described image process circuit plate includes dual core processor, FPGA, DDR, A/D chip.
- 3. the bank note information recognition device according to claim 1 based on single contact-type image sensor, it is characterised in that The infrared transmission light source, the glass surface of the white light transmittant light source and the column towards the contact-type image sensor are saturating Lens array.
- 4. a kind of bank note information identifying method, it is characterised in that bank note walks paper money and passes through contact-type image sensor, image procossing electricity Road plate control infrared projection light source, white light transmittant light source are successively luminous, and contact-type image sensor obtains infrared transmitted image, white Light transmitted image；Image processor is contrasted infrared transmitted image, white light transmitted image and genuine note information, obtains bank note True and false information；Bank note serial number position is positioned by infrared transmitted image；Pass through infrared transmitted image, white light transmitted image knot Close identification paper money number；Image processing circuit plate is contrasted the paper money number of acquisition and counterfeit money number storehouse, is obtained Take the true and false information of bank note.
- 5. the Paper Currency Identification according to claim 4 based on single contact-type image sensor, it is characterised in that image Process circuit plate is contrasted infrared transmitted image with standard picture, obtains the essential information of bank note.
- 6. the Paper Currency Identification according to claim 5 based on single contact-type image sensor, it is characterised in that bank note Essential information be：Face amount, towards, version, lack side, unfilled corner, hole information.
- 7. the Paper Currency Identification according to claim 4 based on single contact-type image sensor, it is characterised in that pass through Infrared transmitted image positioning bank note serial number position, is partitioned into white light transmittant image RMB serial number region, is syncopated as Preceding 4 characters of serial number, Land use models identification technology are identified；It is partitioned into infrared transmission image RMB serial number Region, is syncopated as rear 6 numerals of serial number, and Land use models identification technology is identified.
- 8. the Paper Currency Identification according to claim 5 based on single contact-type image sensor, it is characterised in that respectively The serial number and white light transmitted image obtained to infrared transmitted image obtains serial number and carries out rotation correction, filtering, two-value The image preprocessing of change.
- 9. the Paper Currency Identification according to claim 4 based on single contact-type image sensor, it is characterised in that utilize Serial number is compared dichotomy with the number in counterfeit money number storehouse, is defined as suspicious coin if being consistent.
- 10. the Paper Currency Identification according to claim 4 based on single contact-type image sensor, it is characterised in that such as The true and false information that fruit obtains is suspicious coin, then image processing circuit plate control cash inspecting machine stops walking paper money and sends warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710665760.8A CN107610319A (en) | 2017-08-07 | 2017-08-07 | Bank note information recognition device and method based on single contact-type image sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710665760.8A CN107610319A (en) | 2017-08-07 | 2017-08-07 | Bank note information recognition device and method based on single contact-type image sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107610319A true CN107610319A (en) | 2018-01-19 |
Family
ID=61064331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710665760.8A Pending CN107610319A (en) | 2017-08-07 | 2017-08-07 | Bank note information recognition device and method based on single contact-type image sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107610319A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965665A (en) * | 2018-07-19 | 2018-12-07 | 维沃移动通信有限公司 | A kind of imaging sensor and mobile terminal |
| WO2019174513A1 (en) * | 2018-03-13 | 2019-09-19 | 山东新北洋信息技术股份有限公司 | Deposit method and deposit device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201498041U (en) * | 2009-09-09 | 2010-06-02 | 威海华菱光电有限公司 | Contact-type image sensor |
| CN101976475A (en) * | 2010-06-08 | 2011-02-16 | 北京新岸线软件科技有限公司 | Paper money identification method and device |
| CN102096962A (en) * | 2010-12-23 | 2011-06-15 | 北京新岸线软件科技有限公司 | Paper currency detecting method and device |
| CN102930636A (en) * | 2012-11-15 | 2013-02-13 | 广州广电运通金融电子股份有限公司 | Recognition device and recognition method for paper money number |
| CN103456075A (en) * | 2013-09-06 | 2013-12-18 | 广州广电运通金融电子股份有限公司 | Paper money processing method and device |
| CN104085722A (en) * | 2014-06-20 | 2014-10-08 | 昆山古鳌电子机械有限公司 | Paper processing device |
| CN104200562A (en) * | 2014-07-18 | 2014-12-10 | 浙江方泰电器有限公司 | Image acquisition and processing method and image acquisition and processing circuit for double-CIS paper money identifier |
| CN104916037A (en) * | 2015-06-26 | 2015-09-16 | 深圳市中钞信达金融科技有限公司 | Banknote serial number identification device and method thereof |
-
2017
- 2017-08-07 CN CN201710665760.8A patent/CN107610319A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201498041U (en) * | 2009-09-09 | 2010-06-02 | 威海华菱光电有限公司 | Contact-type image sensor |
| CN101976475A (en) * | 2010-06-08 | 2011-02-16 | 北京新岸线软件科技有限公司 | Paper money identification method and device |
| CN102096962A (en) * | 2010-12-23 | 2011-06-15 | 北京新岸线软件科技有限公司 | Paper currency detecting method and device |
| CN102930636A (en) * | 2012-11-15 | 2013-02-13 | 广州广电运通金融电子股份有限公司 | Recognition device and recognition method for paper money number |
| CN103456075A (en) * | 2013-09-06 | 2013-12-18 | 广州广电运通金融电子股份有限公司 | Paper money processing method and device |
| CN104085722A (en) * | 2014-06-20 | 2014-10-08 | 昆山古鳌电子机械有限公司 | Paper processing device |
| CN104200562A (en) * | 2014-07-18 | 2014-12-10 | 浙江方泰电器有限公司 | Image acquisition and processing method and image acquisition and processing circuit for double-CIS paper money identifier |
| CN104916037A (en) * | 2015-06-26 | 2015-09-16 | 深圳市中钞信达金融科技有限公司 | Banknote serial number identification device and method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019174513A1 (en) * | 2018-03-13 | 2019-09-19 | 山东新北洋信息技术股份有限公司 | Deposit method and deposit device |
| CN108965665A (en) * | 2018-07-19 | 2018-12-07 | 维沃移动通信有限公司 | A kind of imaging sensor and mobile terminal |
| US11463642B2 (en) | 2018-07-19 | 2022-10-04 | Vivo Mobile Communication Co., Ltd. | Image sensor including pixel array and mobile terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012083711A1 (en) | Banknote detection method and device | |
| US9747483B2 (en) | Methods for securing invisible 2D barcodes and printed images | |
| WO2016049979A1 (en) | Bank note recognition method and apparatus | |
| JP6894977B2 (en) | Drug test support device, drug test support method, drug identification device, drug identification method and program, recording medium | |
| CN104464075B (en) | A kind of detection method and its detection means of anti-adulterant | |
| EA019627B1 (en) | Method and system for item identification | |
| CN107610319A (en) | Bank note information recognition device and method based on single contact-type image sensor | |
| CN105513196A (en) | Portable equipment for recognizing paper currency | |
| CN102142166B (en) | Driving circuit of color changing ink recognition device in currency count machine | |
| US20210312210A1 (en) | Object matching device | |
| CN206601345U (en) | Smart card detection device | |
| CN113361657A (en) | Device and method for identifying box number of cigarette box, tobacco shred boxing equipment and industrial personal computer | |
| CN110335406B (en) | Multimedia glasses type portable currency detector | |
| EP4171051B1 (en) | Collation device, program, and collation method | |
| CN205068561U (en) | Many spectral image acquisition and analysis processing system of high -speed high resolution of bank note | |
| CN107293037A (en) | Bill false distinguishing method and device based on anti-fake material spectral characteristic | |
| CN104376634B (en) | The detection method and its detection device of a kind of printed matter | |
| JP2020113270A (en) | Image acquisition device, paper sheet processing device, bill processing device and image acquisition method | |
| CN206619193U (en) | A kind of false-identifying device of paper money counter | |
| CN102496204B (en) | Optical identification device for hidden texts and patterns of coin and identification method using optical identification device | |
| CN206179072U (en) | All -round detection paper currency security feature's device | |
| CN108428279B (en) | Paper money identification method and device | |
| CN205015963U (en) | Apparatus for processing paper money | |
| CN112329673B (en) | Anti-fake fiber identification method, anti-fake identification method, device and storage medium | |
| CN108073921B (en) | Method and device for identifying banknote information |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180119 |
|
| WD01 | Invention patent application deemed withdrawn after publication |