CN202783103U - Pilot certification device based on hand vein image recognition - Google Patents
Pilot certification device based on hand vein image recognition Download PDFInfo
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- CN202783103U CN202783103U CN 201220255218 CN201220255218U CN202783103U CN 202783103 U CN202783103 U CN 202783103U CN 201220255218 CN201220255218 CN 201220255218 CN 201220255218 U CN201220255218 U CN 201220255218U CN 202783103 U CN202783103 U CN 202783103U
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Abstract
The utility model provides a pilot certification device based on hand vein image recognition and belongs to the technical field of vehicle. The pilot certification device based on the hand vein image recognition solves the problem that the pilot certification safety and security in the prior art are not high enough. The pilot certification device based on the hand vein image recognition comprises an infrared camera, a certification controller and an operative part which is connected with the certification controller through a bus. The certification controller comprises an analog digital (AD) collecting module, a processor module and a controller area network (CAN) module, wherein the AD collecting module is connected with the infrared camera and transfers image signals output by the infrared camera to digital signals, the processor module is connected with the AD collecting module and used for receiving the digital signals and processing, recognizing and certificating the received digital signals, and the CAN module is connected with the processor module and used for sending the certification result to the bus. The operative part comprises an engine control unit which is connected with the bus and an electronic steering wheel lock controller. Due to the fact that the vein image certification is adopted, the pilot certification device based on the hand vein image recognition has the advantages of being better in safety and good for preventing the vehicle from being stolen.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of chaufeur authenticate device based on the hand back vein image recognition.
Background technology
Along with improving constantly of the development of auto-industry and people's the level of consumption, the automobile pollution sharp increase in China is so that China becomes an automobile consumption big country.Automobile is as a kind of easily vehicle, brings great convenience for people's life, but also frequent occurrence of car clout event is suspected so that the car owner exists for the theftproof performance of automobile.
Biometrics identification technology is closely in conjunction with a technology utilizing the intrinsic physiology of human body (such as fingerprint, face picture, iris etc.) or behavioural characteristic (such as notes, gait etc.) to carry out authentication by high-tech means such as computing machine and optics, acoustics, biology sensor and biological statistics principles.Fingerprint recognition, the identification of palm geom, iris recognition, retina identification, face recognition, vein identification etc. have been arranged at present, vein recognition system is exactly at first to obtain individual vein distribution graph by the vein identifier, extract eigenwert from the vein distribution graph according to special-purpose alignment algorithm, obtain the image of finger, palm, hand back vein by infrared C CD camera, the digital image of vein is stored in the computer system, eigenwert is stored.During the vein comparison, take in real time vein figure, extract eigenwert, the filtering of uses advanced, image binaryzation, refinement means are extracted feature to digital image, with being stored in the comparison of main frame medium sized vein eigenwert, adopt complicated matching algorithm that vein pattern is mated, thereby the individual is carried out identity authentication, confirm identity.
Traditional driver identity identification is mainly undertaken by the automobile intelligent electron key, and the wireless signal that the smart electronics key sends in identifying is tackled by the lawless person easily, thereby is illegally cracked, and causes the automobile security protection to steal safety and descends.Therefore need invention a kind of safer, the identity recognition device that is difficult to crack substitutes the smart electronics key.
Summary of the invention
There are the problems referred to above in the utility model for existing technology, has proposed a kind of chaufeur authenticate device based on the hand back vein image recognition, and this chaufeur authenticate device can improve the anti-theft of vehicle, increases authentication security.
The utility model is realized by following technical proposal: a kind of chaufeur authenticate device based on the hand back vein image recognition, comprise for the infrared camera that gathers vein image under the human body dorsal cutaneous, controller for authentication and the operating part that is connected by bus with controller for authentication, it is characterized in that, described controller for authentication comprises linking to each other with infrared camera and the picture signal of infrared camera output is converted to the AD acquisition module of digital signal, link to each other with the AD acquisition module and to be used for receiving digital signals and the digital signal that receives is processed, the processor module of identification and authentication, the CAN module that is used for authentication result is sent to bus that is connected with processor module; Described operating part comprises control unit of engine and the electronic steering wheel lock controller that is connected to bus.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described processor module comprises for receiving digital signals and to digital signal and carries out pretreated DSP, the recognition processor that links to each other and identify for to the result of DSP with DSP, the memory device that is used for memory of driving person's identity data, and the MCU that is connected respectively with recognition processor and memory device and recognition result and the driver identity data of having stored are compared, analyze, process.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described MCU also connects the IO collector.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described IO collector is connected with the vehicle door status sensor of whether opening for detection of car door.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described IO collector also is connected with the ignition lock that whether starts for detection of ignition key.
In the above-mentioned chaufeur authenticate device based on the image recognition of the back of the hand passages through which vital energy circulates, described operating part also comprises car running computer and the main system of audio that all is connected to bus and is used for carrying out according to the control signal prompting chaufeur that is received in bus corresponding operating.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described controller for authentication also is provided with serial port module, and described serial port module is connected with control unit of engine is two-way.
In the above-mentioned chaufeur authenticate device based on the hand back vein image recognition, described infrared camera is arranged on the bearing circle.Infrared camera is arranged on the collection that can make things convenient for chaufeur the back of the hand image on the bearing circle.
Prior art is compared, and this chaufeur authenticate device based on the hand back vein image recognition carries out authentication by this physiological characteristic of identification of driver hand back vein.Because the distribution of everyone venae subcutaneae is different and it is stable all to keep under normal circumstances, can not change, unless change through the operation invasion.Therefore with the vein distribution characteristics as a series of authentication authoritys such as opening automobiles, compare and other anti-theft measures, anti-theft security is better.
Description of drawings
Fig. 1 is circuit module figure of the present utility model.
Among the figure, 1, infrared camera; 2, controller for authentication; 21, AD acquisition module; 22, processor module; 221, DSP; 222, recognition processor; 223, memory device; 224, MCU; 23, CAN module; 24, IO collector; 25, serial port module; 3, control unit of engine; 4, electronic steering wheel lock controller; 5, car running computer; 6, main system of audio; 7, vehicle door status detecting sensor; 8, ignition lock.
The specific embodiment
Below be specific embodiment of the utility model, and by reference to the accompanying drawings the technical solution of the utility model be further described, but the utility model is not limited to these embodiment.
As shown in Figure 1, this chaufeur authenticate device based on the hand back vein image recognition comprises infrared camera 1, vehicle door status detecting sensor 7, ignition lock 8, controller for authentication 2, control unit of engine 3, electronic steering wheel lock controller 4, car running computer 5 and main system of audio 6, controller for authentication 2 is connected with bus, and control unit of engine 3, electronic steering wheel lock controller 4, car running computer 5 and main system of audio 6 all are connected on the bus.Wherein controller for authentication 2 comprises IO collector 24, AD acquisition module 21, processor module 22, CAN module 23 and serial port module 25, and processor module 22 is comprised of DSP221, recognition processor 222 and MCU224.
IO collector 24 is connected with ignition lock with vehicle door status detecting sensor 7 respectively and is connected, it gathers vehicle door status signal and ignition lock 8 signals and above-mentioned signal is flowed to MCU224, and the signal that MCU224 carries according to IO collector 24 is judged the intention of chaufeur and exported corresponding operation indicating signal by CAN module 23 to bus.
Whether needs prompting chaufeur carries out corresponding operating from bus reception operation indicating signal and according to this operation indicating signal analysis for car running computer 5 and main system of audio 6.
Infrared camera 1 photographs chaufeur the back of the hand picture signal and flows to AD acquisition module 21, and picture signal flows to DSP221 and carries out pretreatment after 21 digitalisations of AD acquisition module; Carry out the characteristic signal extraction and the result is flowed to MCU224 via 222 pairs of picture signals of recognition processor again, MCU224 compares the signal that receives and the driver identity data that are stored in the memory device 223, analyze, thereby finally obtains authentication result; MCU224 is transported to authentication result in the bus by CAN module 23 after authentication finishes.
Electronic steering wheel lock controller 4 is connected with bus, and it receives the chaufeur authentication information and judge from bus.When judged result is that current driver's is authentication during chaufeur, 4 pairs of electronic steering wheel lock releases of electronic steering wheel lock controller when judged result is current driver's when being invalid chaufeur, keep the electronic steering wheel lock lock-out state.
Control unit of engine 3 is connected with bus, and it receives the chaufeur authentication information and judge from bus.When judged result is that current driver's is authentication during chaufeur, control unit of engine 3 control fuel injectors are carried out operated fuel injections, when judged result is current driver's when being invalid chaufeur, do not carry out operated fuel injection.
This working process based on the chaufeur authenticate device of hand back vein image recognition is as follows:
When car door is opened, vehicle door status detecting sensor 7 detects the backward IO collector 24 of car door opening signal and carries the car door start signal, and MCU224 starts controller for authentication 2 work after IO collector 24 receives the car door opening signals.MCU224 judges according to the signal that ignition lock 8 is carried whether chaufeur carries out the startup vehicle operating, if judged result is yes, then the conveying operations cue is to bus, and car running computer 5 and main system of audio 6 are put in hand on the bearing circle ad-hoc location according to operation indicating signal reminding driver.Be arranged at the vein image of the back of the hand specific region of the infrared camera 1 shooting chaufeur on the bearing circle, and this picture signal flowed to controller for authentication 2, after 2 pairs of vein image identification of the controller for authentication authentication authentication result is transported to bus, each controller that is connected with bus is carried out corresponding operating according to authentication result.
In addition, controller for authentication 2 also is connected communication by serial port module 25 and control unit of engine 3 are two-way, and automobile burglar is further strengthened in the antitheft authentication of realization R line.
Present embodiment carries out the actv. man-machine interaction by car running computer 5 and main system of audio 6 dual modes, makes the user better cooperate controller for authentication 2 to finish identity identifying and authenticating.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as infrared camera 1, controller for authentication 2, AD acquisition module 21, processor module 22, DSP221, recognition processor 222, memory device 223, MCU224, CAN module 23, IO collector 24, serial port module 25, control unit of engine 3, electronic steering wheel lock controller 4, car running computer 5, main system of audio 6, vehicle door status detecting sensor 7, ignition lock 8, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (8)
1. chaufeur authenticate device based on the hand back vein image recognition, comprise for the infrared camera (1) that gathers vein image under the human body dorsal cutaneous, controller for authentication (2) and the operating part that is connected by bus with controller for authentication (2), it is characterized in that, described controller for authentication (2) comprises linking to each other with infrared camera (1) and the picture signal of infrared camera (1) output is converted to the AD acquisition module (21) of digital signal, link to each other with AD acquisition module (21) and to be used for receiving digital signals and the digital signal that receives is processed, the processor module (22) of identification and authentication, the CAN module (23) that is used for authentication result is sent to bus that is connected with processor module (22); Described operating part comprises control unit of engine (3) and the electronic steering wheel lock controller (4) that is connected to bus.
2. the chaufeur authenticate device based on the hand back vein image recognition according to claim 1, it is characterized in that, described processor module (22) comprise for receiving digital signals and to digital signal carry out pretreated DSP(221), with DSP(221) linking to each other is used for DSP(221) the recognition processor (222) identified of result, the memory device (223) that is used for memory of driving person's identity data, and be connected 223 with memory device with recognition processor (222)) is connected respectively and recognition result and the driver identity data of having stored are compared, analyze, the MCU(224 that processes).
3. the chaufeur authenticate device based on the hand back vein image recognition according to claim 2 is characterized in that described MCU(224) also connect IO collector (24).
4. the chaufeur authenticate device based on the hand back vein image recognition according to claim 3 is characterized in that, described IO collector (24) is connected with the vehicle door status sensor of whether opening for detection of car door.
5. the chaufeur authenticate device based on the hand back vein image recognition according to claim 4 is characterized in that, described IO collector (24) also is connected with the ignition lock (8) that whether starts for detection of ignition key.
6. the chaufeur authenticate device based on the hand back vein image recognition according to claim 1 and 2, it is characterized in that described operating part also comprises car running computer (5) and the main system of audio (6) that all is connected to bus and is used for carrying out according to the control signal prompting chaufeur that is received in bus corresponding operating.
7. the chaufeur authenticate device based on the hand back vein image recognition according to claim 1 and 2, it is characterized in that, described controller for authentication (2) also is provided with serial port module (25), described serial port module (25) and two-way connection of control unit of engine (3).
8. the chaufeur authenticate device based on the hand back vein image recognition according to claim 1 and 2 is characterized in that, described infrared camera (1) is arranged on the bearing circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255218 CN202783103U (en) | 2012-05-29 | 2012-05-29 | Pilot certification device based on hand vein image recognition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255218 CN202783103U (en) | 2012-05-29 | 2012-05-29 | Pilot certification device based on hand vein image recognition |
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| CN202783103U true CN202783103U (en) | 2013-03-13 |
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| CN 201220255218 Expired - Fee Related CN202783103U (en) | 2012-05-29 | 2012-05-29 | Pilot certification device based on hand vein image recognition |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014011806A1 (en) | 2014-08-09 | 2016-02-11 | Audi Ag | Keyless vehicle |
| CN105835835A (en) * | 2016-03-28 | 2016-08-10 | 识益生物科技(北京）有限公司 | Automobile starting system and method |
| CN107239770A (en) * | 2017-02-22 | 2017-10-10 | 全普光电科技(上海)有限公司 | Safety certifying method, security certification system and electronic equipment |
| CN107310620A (en) * | 2017-06-27 | 2017-11-03 | 奇瑞汽车股份有限公司 | Steering wheel regulating system based on finger vena identification |
| CN108425588A (en) * | 2018-04-13 | 2018-08-21 | 爱驰汽车有限公司 | Car's door controlling equipment, method, system and medium based on palm vein identification |
-
2012
- 2012-05-29 CN CN 201220255218 patent/CN202783103U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014011806A1 (en) | 2014-08-09 | 2016-02-11 | Audi Ag | Keyless vehicle |
| CN105835835A (en) * | 2016-03-28 | 2016-08-10 | 识益生物科技(北京）有限公司 | Automobile starting system and method |
| CN107239770A (en) * | 2017-02-22 | 2017-10-10 | 全普光电科技(上海)有限公司 | Safety certifying method, security certification system and electronic equipment |
| CN107310620A (en) * | 2017-06-27 | 2017-11-03 | 奇瑞汽车股份有限公司 | Steering wheel regulating system based on finger vena identification |
| CN108425588A (en) * | 2018-04-13 | 2018-08-21 | 爱驰汽车有限公司 | Car's door controlling equipment, method, system and medium based on palm vein identification |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130313 Termination date: 20200529 |