CN204956372U - Driving recorder based on vehicle CAN bus and ADAS system - Google Patents
Driving recorder based on vehicle CAN bus and ADAS system Download PDFInfo
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- CN204956372U CN204956372U CN201520746716.6U CN201520746716U CN204956372U CN 204956372 U CN204956372 U CN 204956372U CN 201520746716 U CN201520746716 U CN 201520746716U CN 204956372 U CN204956372 U CN 204956372U
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Abstract
The utility model discloses a driving recorder based on vehicle CAN bus and ADAS system, the driving recorder include: the CAN information bus module, central processing module, camera, video decoding module, alarm module, image display module, the input and the vehicle CAN bus connection of CAN information bus module, CAN information bus processing module's output, camera, video decoding module, alarm module all are connected with central processing module, the input and the output of video decoding module of image display module are connected. The utility model discloses can directly acquire vehicle information bus, and then acquire the real -time status of vehicle, central processing module adopts ADAS analytic system, carries out the analysis according to the video image of vehicle status and camera collection to can back a car more accurate, in real time that supplementary, lane is skewly reminded, the pedestrian through remind, the warning is travel to the safe distance between vehicles. The utility model discloses but wide application in intelligent transportation field.
Description
Technical field
The utility model relates to intelligent transportation field, more specifically, relates to the bicycle recording apparatus based on vehicle CAN bus and ADAS system.
Background technology
CAN:ControllerAreaNetwork, controller local area network, being by with research and development with produce the famous German BOSCH company of automobile electronics and develop, and finally becoming international standard (ISO11898), is one of most widely used fieldbus in the world.
Advanced drive assist system (AdvancedDriverAssistantSystem), be called for short ADAS, utilize the multi-form sensor be installed on car, environmental data inside and outside very first time collecting cart, carry out the technical process such as the identification of quiet, dynamic object, detecting and tracking, thus driver can be allowed to discover contingent danger in the fastest time, to arouse attention and to improve the active safety technologies of safety.
In modern automobile, ADAS technology became the focus of intelligent transportation in recent years.ADAS application is generally divided into two levels: one is vision-aided system, comprises reversing developing function etc.; For driving warning/ancillary system in second, contain lane shift system etc.For the former, vision-aided system image processor only must possess adjustment of image and Presentation Function, then wants carry out image identification, the higher rank of technical risk for driving warning/ancillary system.When the bicycle recording apparatus of the integrated ADAS algorithm that dress market, front and back is sold, be mostly the signals such as the reversing level detecting vehicle, Vehicle Speed then obtains according to built-in GPS chip, acquisition non-constant in accuracy, real-time, stability of such vehicle-state.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of real-time and the higher bicycle recording apparatus of stability.
The technical solution adopted in the utility model is as follows:
Based on a bicycle recording apparatus for vehicle CAN bus and ADAS system, described bicycle recording apparatus comprises: CAN information module, central processing module, camera, Video decoding module, alarm module, image display; Wherein, the input end of described CAN information module is connected with vehicle CAN bus, for obtaining vehicle CAN bus signal; The mouth of described CAN message processing module is connected with described central processing module; Described camera, Video decoding module, alarm module are all connected with described central processing module; The input end of described image display is connected with the mouth of described Video decoding module.
Concrete, described CAN information module comprises CAN information transmit-receive unit, CAN control unit, CAN information process unit, and wherein, the input end of described CAN information transmit-receive unit is connected with vehicle CAN bus; The mouth of described CAN information transmit-receive unit is connected with the input end of described CAN control unit; The mouth that described CAN control unit connects is connected with the input end of described CAN information process unit; The mouth of described CAN information process unit is connected with described central processing module.Concrete, described central processing module adopts ADAS system integrated chip.
Concrete, described CAN information transmit-receive unit comprises low speed CAN transmission circuit and/or high-speed CAN bus transceiver.
Preferably, described alarm module is buzzer phone.
Preferably, described camera is 360 ° of cameras.
Preferably, described central processing module is programmable processor.
Preferably, described high-speed CAN bus transmission circuit is TJA1041AT integrated chip.
Preferably, described low speed CAN transmission circuit is TJA1055T integrated chip.
Preferably, described Video decoding module is connected with described central processing module by I2C bus.
The beneficial effects of the utility model are:
The utility model can directly obtain vehicle bus information, by the real-time status of vehicle bus acquisition of information vehicle, central processing module adopts ADAS analysis system, according to the video image of vehicle-state and camera collection and store video images analyze, thus can carry out that reversing is auxiliary, deviation is reminded more accurately and real-time, pedestrian by reminding, safe distance between vehicles travels and reminds.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
A kind of example structure schematic diagram of Fig. 1 the utility model.
Detailed description of the invention
Scheme of the present utility model is understood better for making those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to protection domain of the present utility model.
Below by specific embodiment, the utility model is described in detail.
As shown in Figure 1, a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system of the utility model, comprising: CAN information module, central processing module, camera, Video decoding module, alarm module, image display; Wherein, the input end of described CAN information module is connected with vehicle CAN bus, for obtaining vehicle CAN bus signal; The mouth of described CAN message processing module is connected with described central processing module; Described camera, Video decoding module, alarm module are all connected with described central processing module; The input end of described image display is connected with the mouth of described Video decoding module.
Concrete, described CAN information module comprises CAN information transmit-receive unit, CAN control unit, CAN information process unit, and wherein, the input end of described CAN information transmit-receive unit is connected with vehicle CAN bus; The mouth of described CAN information transmit-receive unit is connected with the input end of described CAN control unit; The mouth that described CAN control unit connects is connected with the input end of described CAN information process unit; The mouth of described CAN information process unit is connected with described central processing module.Concrete, described central processing module adopts ADAS system integrated chip.
As one preferred embodiment, described CAN information transmit-receive unit comprises low speed CAN transmission circuit and/or high-speed CAN bus transceiver.
As one preferred embodiment, described alarm module is buzzer phone.
As one preferred embodiment, described camera is 360 ° of cameras.
As one preferred embodiment, described central processing module is programmable processor.
As one preferred embodiment, described high-speed CAN bus transmission circuit is TJA1041AT integrated chip.
As one preferred embodiment, described low speed CAN transmission circuit is TJA1055T integrated chip.
As one preferred embodiment, described Video decoding module is connected with described central processing module by I2C bus
Its specific works mode is as follows:
After system electrification initialization, the bicycle recording apparatus based on vehicle CAN bus and ADAS system is in standby dormant state, and when vehicle CAN bus has signal, the bicycle recording apparatus based on vehicle CAN bus and ADAS system enters mode of operation.
CAN information module filters CAN signal, the information that filtering is useless, and the information such as acquisition speed pulse, radar.Be greater than 20Km/ at car speed constantly little, enter traveling modes of warning, when when vehicle travels, deviation, front and back following distance are less, front pedestrian by time, buzzer warning is reminded; When moveing backward, 360 ° of screen display vehicle-surroundings environment, when there being obstacle, buzzer phone gives the alarm.When not receiving vehicle CAN bus information for a long time, bicycle recording apparatus enters standby dormant state automatically.
The utility model can directly obtain vehicle bus information, by the real-time status of vehicle bus acquisition of information vehicle, central processing module adopts ADAS analysis system, video image according to vehicle-state and camera collection is analyzed, thus can carry out that reversing is auxiliary, deviation is reminded more accurately and real-time, pedestrian by reminding, safe distance between vehicles travels and reminds.
Claims (10)
1., based on a bicycle recording apparatus for vehicle CAN bus and ADAS system, it is characterized in that, described bicycle recording apparatus comprises:
CAN information module, central processing module, camera, Video decoding module, alarm module, image display;
Wherein, the input end of described CAN information module is connected with vehicle CAN bus, for obtaining vehicle CAN bus signal;
The mouth of described CAN message processing module is connected with described central processing module;
Described camera, Video decoding module, alarm module are all connected with described central processing module;
The input end of described image display is connected with the mouth of described Video decoding module.
2. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 1, it is characterized in that, described CAN information module comprises CAN information transmit-receive unit, CAN control unit, CAN information process unit,
Wherein, the input end of described CAN information transmit-receive unit is connected with vehicle CAN bus;
The mouth of described CAN information transmit-receive unit is connected with the input end of described CAN control unit;
The mouth that described CAN control unit connects is connected with the input end of described CAN information process unit;
The mouth of described CAN information process unit is connected with described central processing module.
3. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 2, it is characterized in that, described central processing module adopts ADAS system integrated chip.
4. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 3, it is characterized in that, described CAN information transmit-receive unit comprises low speed CAN transmission circuit and/or high-speed CAN bus transceiver.
5. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to any one of Claims 1-4, it is characterized in that, described alarm module is buzzer phone.
6. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 5, it is characterized in that, described camera is 360 ° of cameras.
7. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 6, it is characterized in that, described central processing module is programmable processor.
8. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 7, it is characterized in that, described high-speed CAN bus transmission circuit is TJA1041AT integrated chip.
9. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 8, it is characterized in that, described low speed CAN transmission circuit is TJA1055T integrated chip.
10. a kind of bicycle recording apparatus based on vehicle CAN bus and ADAS system according to claim 5, it is characterized in that, described Video decoding module is connected with described central processing module by I2C bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520746716.6U CN204956372U (en) | 2015-09-24 | 2015-09-24 | Driving recorder based on vehicle CAN bus and ADAS system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520746716.6U CN204956372U (en) | 2015-09-24 | 2015-09-24 | Driving recorder based on vehicle CAN bus and ADAS system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454225A (en) * | 2016-09-08 | 2017-02-22 | 深圳华汽车科技有限公司 | Non-exclusive type access system and method of ADAS device camera |
| CN108090994A (en) * | 2016-11-23 | 2018-05-29 | 武汉通畅汽车电子照明有限公司 | System, the automobile of automobile data recorder function are realized based on ADAS systems |
| CN108090993A (en) * | 2016-11-23 | 2018-05-29 | 武汉通畅汽车电子照明有限公司 | There is ADAS systems, the automobile of automobile data recorder |
| CN118890546A (en) * | 2024-09-29 | 2024-11-01 | 广州六环信息科技有限公司 | A camera wake-up circuit and a reverse assist imaging system |
-
2015
- 2015-09-24 CN CN201520746716.6U patent/CN204956372U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106454225A (en) * | 2016-09-08 | 2017-02-22 | 深圳华汽车科技有限公司 | Non-exclusive type access system and method of ADAS device camera |
| CN108090994A (en) * | 2016-11-23 | 2018-05-29 | 武汉通畅汽车电子照明有限公司 | System, the automobile of automobile data recorder function are realized based on ADAS systems |
| CN108090993A (en) * | 2016-11-23 | 2018-05-29 | 武汉通畅汽车电子照明有限公司 | There is ADAS systems, the automobile of automobile data recorder |
| CN118890546A (en) * | 2024-09-29 | 2024-11-01 | 广州六环信息科技有限公司 | A camera wake-up circuit and a reverse assist imaging system |
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