CN102572379A - Dynamic trajectory rear camera displaying accessory system and method - Google Patents
Dynamic trajectory rear camera displaying accessory system and method Download PDFInfo
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- CN102572379A CN102572379A CN2010105985139A CN201010598513A CN102572379A CN 102572379 A CN102572379 A CN 102572379A CN 2010105985139 A CN2010105985139 A CN 2010105985139A CN 201010598513 A CN201010598513 A CN 201010598513A CN 102572379 A CN102572379 A CN 102572379A
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Abstract
The invention discloses a dynamic trajectory rear camera displaying accessory system and method, and the system comprises a storage, a camera, a video decoder, a microprocessor, an image display chip, a video encoder and a display. A back-up trajectory image which corresponds to a turning signal and is prestored in the storage is called according to the turning signal of a car body steering wheel, simultaneously the corresponding back-up trajectory image is combined with the image picked behind the car by the camera, and the image is displayed on the display through the video encoder. Therefore, the invention can correspondingly call the specific back-up trajectory image according to the turning signal of the current steering wheel, thus having a dynamic trajectory characteristic and further having the effect of improving the accuracy of correction adjustment by a driver.
Description
Technical field
The present invention relates to the auxiliary field of track of vehicle backing, relate to a kind of dynamic trajectory line reverse image accessory system and method thereof in particular.
Background technology
In society now; Automobile has become the indispensable vehicles; And along with the development of modern electronic technology and its application in automotive system; The performance of automobile is greatly improved, and the various electronic products that produce based on modern electronic technology have simultaneously also been realized the requirement of modern driver and crew to the automobile each side gradually.
Reverse image accessory system; As the product that radar for backing car updates, it can avoid the generation of blind area, feeds back to the driver more intuitively with the situation at car rear and with the visual pattern effect; But reverse image accessory system of the prior art all has following defective usually:
What one, it generally adopted is the static type track, and it can't point out the correct anticipation turning of driver backing track thus, promptly can not remind the driver in time to adjust correct amount reliably;
What two, it adopted as trajectory of remind to drive using usually be nontransparent formula, and the trajectory of nontransparent formula can be covered corresponding viewing area thus, and has the defective that increases the blind area and influence driver's judgement.
In view of this, the inventor has this case to produce to the above-mentioned defective further investigation of existing reverse image accessory system then.
Summary of the invention
First purpose of the present invention is to provide a kind of dynamic trajectory line reverse image accessory system, can't reliably remind the driver to adjust the problem of correct amount to solve the prior art reverse image accessory system.
In order to reach above-mentioned purpose, first solution of the present invention is:
A kind of dynamic trajectory line reverse image accessory system wherein, comprising:
Memory stores the reversing automobile trajectory picture that forms through software program emulation;
Camera obtains the rear view of vehicle image;
Video Decoder links to each other with camera and the picture signal conversion that camera obtains is formed digital video signal;
Microprocessor links to each other with automobile body, obtains the angular signal of automobile body steering wheel;
The image display chip; All link to each other with memory, Video Decoder and microprocessor; And under the control of microprocessor, call the reversing automobile trajectory picture in the memory, and this reversing automobile trajectory picture that calls and the digital video signal that transmits via Video Decoder are superposeed according to automobile body steering wheel angle signal;
Video encoder links to each other with microprocessor with the image display chip respectively, and under the control of microprocessor and the image digital signal that the image display chip is handled well coding, generates video standard signal and be delivered in the display to show.
Further, this image display chip behind the reversing automobile trajectory picture, also is processed into translucent demonstration with the reversing automobile trajectory picture that calls simultaneously in calling memory.
Further, link to each other through CAN bus or LIN bus between this microprocessor and the automobile body, and obtain the angular signal of automobile body steering wheel through CAN bus or LIN bus.
Further, also be provided with video buffer between this display and the video encoder.
What further, this video standard signal adopted is the CBVS signal.
Second purpose of the present invention is to provide a kind of dynamic trajectory line reverse image householder method, can't reliably remind the driver to adjust the problem of correct amount thereby solve the prior art reversing as auxiliary system.
In order to reach above-mentioned purpose, second solution of the present invention is:
A kind of dynamic trajectory line reverse image householder method wherein, comprises the steps:
A, through software program emulation reversing automobile trajectory, and the reversing automobile trajectory picture-storage of all kinds that will form is in memory;
B, camera obtain the vehicle rear image, and form digital video signal via the Video Decoder conversion, and send digital video signal to the image display chip; Microprocessor reads the angular signal of automobile body steering wheel simultaneously, and calls the reversing automobile trajectory picture in the memory according to steering wheel angle signal controlling image display chip;
C, image display chip are with reversing automobile trajectory picture that calls and the digital video signal stack that sends via Video Decoder;
D, video encoder will be after superposeing signal encoding and generate video standard signal, and be delivered in the display and show.
Further, in this B step, this image display chip behind the reversing automobile trajectory picture, also is processed into translucent demonstration with the reversing automobile trajectory picture that calls simultaneously in calling memory.
Further, in this B step, link to each other through CAN bus or LIN bus between this microprocessor and the automobile body, and obtain the angular signal of automobile body steering wheel through CAN bus or LIN bus.
Further, communicate by letter through video buffer between this display and the video encoder.
What further, this video standard signal adopted is the CBVS signal.
After adopting said structure; Dynamic trajectory line reverse image accessory system and the method that the present invention relates to; It can be according to the angular signal of automobile body steering wheel; And transfer corresponding with angular signal and be stored in the reversing automobile track picture in the memory in advance, make corresponding reversing automobile track picture combine simultaneously, and be presented on the display through video encoder with the image that camera obtains.So the present invention can correspondingly transfer out concrete reversing automobile track picture according to the angular signal of current steering wheel, thereby has the characteristic of dynamic trajectory, and then can improve the accuracy of driver's adjustment correct amount.
Description of drawings
Fig. 1 is the structural representation of a kind of dynamic trajectory line reverse image accessory system that the present invention relates to.
Among the figure:
Dynamic trajectory line reverse image accessory system 100
Memory 1 camera 2
Video Decoder 3 microprocessors 4
Image display chip 5 video encoders 6
Display 7 video buffers 8
Embodiment
In order further to explain technical scheme of the present invention, come the present invention is set forth in detail through specific embodiment below.
As shown in Figure 1, a kind of dynamic trajectory line reverse image accessory system 100 for the present invention relates to shown in it comprises memory 1, camera 2, Video Decoder 3, microprocessor 4, image display chip 5, video encoder 6 and display 7, wherein:
This memory 1 stores the reversing automobile trajectory picture that forms through software program emulation, and concrete, this memory 1 is preferably the Flash memory;
This camera 2 is used to obtain the rear view of vehicle image, and with the image signal transmission that acquires to Video Decoder 3;
This Video Decoder 3 links to each other with camera 2, and the picture signal conversion that camera 2 obtains is formed digital video signal and transfers to image display chip 5;
This microprocessor 4; Link to each other with automobile body 200, obtain the angular signal of automobile body 200 steering wheels, concrete; This microprocessor 4 links to each other with automobile body 200 through CAN bus 210; This automobile body 200 is provided with the rotary angle transmitter (not shown), the angular signal of these rotary angle transmitter sensing automobile body 200 steering wheels, and angular signal transferred to microprocessor 4 through CAN bus 210; Certainly this CAN bus 210 can also be adjusted into the LIN bus according to the difference of the current bus of vehicle;
This image display chip 5; All link to each other with memory 1, Video Decoder 3 and microprocessor 4; And under the control of microprocessor 4; Call corresponding reversing automobile trajectory picture in the memory 1 according to automobile body 200 steering wheel angle signals, and this reversing automobile trajectory picture that calls and the digital video signal that transmits via Video Decoder 3 are superposeed; Preferably; Cover corresponding viewing area for fear of trajectory, increase the blind area and influence problem such as driver's judgement and cause, this image display chip 5 is in calling memory 1 behind the reversing automobile trajectory picture; Also simultaneously the reversing automobile trajectory picture that calls is processed into translucent demonstration; Be set to through trajectory thus translucent, thereby can make trajectory can not stop people's sight line, and then have higher fail safe.Concrete, this image display chip can be selected YAMAHA YGV632 for use.
This video encoder 6; Link to each other with microprocessor 4 with image display chip 5 respectively; And under the control of microprocessor 4 and the image digital signal that image display chip 5 is handled well coding; Generate video standard signal, concrete, what this video standard signal adopted is CBVS (Compositive Video Broadcasting Signal) signal;
This display 7 links to each other with video encoder 6, and shows above-mentioned video standard signal, and is preferred, in order to let display 7 display image stably, also is provided with video buffer 8 between this display 7 and the video encoder 6.
The present invention also provides a kind of dynamic trajectory line reverse image householder method, and it specifically comprises the steps:
A, through software program emulation reversing automobile trajectory, and the reversing automobile trajectory picture-storage of all kinds that will form is in memory 1, this memory 1 is preferably Flash memory 1;
B, camera 2 obtain the vehicle rear image, and form digital video signal via Video Decoder 3 conversions, and send digital video signal to image display chip 5; Microprocessor 4 reads the angular signal of automobile body 200 steering wheels simultaneously; Specifically be to realize the reading of angular signal, and call the reversing automobile trajectory picture in the memory 1 according to steering wheel angle signal controlling image display chip 5 through CAN bus 210; Preferably, this image display chip 5 behind the reversing automobile trajectory picture, also is processed into translucent demonstration with the reversing automobile trajectory picture that calls simultaneously, thereby can improves fail safe in calling memory 1.
C, image display chip 5 are with reversing automobile trajectory picture that calls and the digital video signal stack that sends via Video Decoder 3;
D, video encoder 6 will be after superposeing signal encoding and generate video standard signal, what specifically this video standard signal adopted is the CBVS signal;
Communicate by letter through video buffer 8 between E, the display 7 acceptance criteria vision signals, and display it, this concrete display 7 and video encoder 6, let display 7 show stable effect thereby play.
Like this; Dynamic trajectory line reverse image accessory system 100 and the method thereof that the present invention relates to; It can be according to the angular signal of automobile body 200 steering wheels; And transfer corresponding with angular signal and be stored in the reversing automobile track picture in the memory 1 in advance, make corresponding reversing automobile track picture combine simultaneously, and be presented on the display 7 through video encoder 6 with the image that camera 2 obtains.So the present invention can correspondingly transfer out concrete reversing automobile track picture according to the angular signal of current steering wheel, what promptly appear is dynamic shape, thereby has the characteristic of dynamic trajectory, and then can improve the accuracy of driver's adjustment correct amount.
Need to prove; When dynamic trajectory reverse image accessory system that the present invention relates in employing and method; The driver need check that display 7 pours car into parking space with rearview mirror, and it needs slowly reversing, steering wheel rotation; And, make the backing track line within the parking scope with reference to dynamically planning the distance track; And when vehicle rear got into parking space, steering wheel rotation made the parking area spatial edge and the spacing between the vehicle width boost line of the left and right sides that show on the display 7 almost equal.When vehicle width scope boost line is parallel to the edge line in parking area space, beats straight steering wheel and also slowly move backward until the optimum position; If vehicle location and parking area edge tilt, inching steering wheel then referring on the screen and rearview mirror, is ajusted vehicle body, until being parked in the optimum position.
The foregoing description and graphic and non-limiting product form of the present invention and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (10)
1. a dynamic trajectory line reverse image accessory system is characterized in that, comprising:
Memory stores the reversing automobile trajectory picture that forms through software program emulation;
Camera obtains the rear view of vehicle image;
Video Decoder links to each other with camera and the picture signal conversion that camera obtains is formed digital video signal;
Microprocessor links to each other with automobile body, obtains the angular signal of automobile body steering wheel;
The image display chip; All link to each other with memory, Video Decoder and microprocessor; And under the control of microprocessor, call the reversing automobile trajectory picture in the memory, and this reversing automobile trajectory picture that calls and the digital video signal that transmits via Video Decoder are superposeed according to automobile body steering wheel angle signal;
Video encoder links to each other with microprocessor with the image display chip respectively, and under the control of microprocessor and the image digital signal that the image display chip is handled well coding, generates video standard signal and be delivered in the display to show.
2. a kind of dynamic trajectory line reverse image accessory system as claimed in claim 1; It is characterized in that; This image display chip behind the reversing automobile trajectory picture, also is processed into translucent demonstration with the reversing automobile trajectory picture that calls simultaneously in calling memory.
3. a kind of dynamic trajectory line reverse image accessory system as claimed in claim 1; It is characterized in that; Link to each other through CAN bus or LIN bus between this microprocessor and the automobile body, and obtain the angular signal of automobile body steering wheel through CAN bus or LIN bus.
4. a kind of dynamic trajectory line reverse image accessory system as claimed in claim 1 is characterized in that, also is provided with video buffer between this display and the video encoder.
5. a kind of dynamic trajectory line reverse image accessory system as claimed in claim 1 is characterized in that, what this video standard signal adopted is the CBVS signal.
6. a dynamic trajectory line reverse image householder method is characterized in that, comprises the steps:
A, through software program emulation reversing automobile trajectory, and the reversing automobile trajectory picture-storage of all kinds that will form is in memory;
B, camera obtain the vehicle rear image, and form digital video signal via the Video Decoder conversion, and send digital video signal to the image display chip; Microprocessor reads the angular signal of automobile body steering wheel simultaneously, and calls the reversing automobile trajectory picture in the memory according to steering wheel angle signal controlling image display chip;
C, image display chip are with reversing automobile trajectory picture that calls and the digital video signal stack that sends via Video Decoder;
D, video encoder will be after superposeing signal encoding and generate video standard signal, and be delivered in the display and show.
7. a kind of dynamic trajectory line reverse image householder method as claimed in claim 6; It is characterized in that; In this B step, this image display chip behind the reversing automobile trajectory picture, also is processed into translucent demonstration with the reversing automobile trajectory picture that calls simultaneously in calling memory.
8. a kind of dynamic trajectory line reverse image householder method as claimed in claim 6; It is characterized in that; In this B step, link to each other through CAN bus or LIN bus between this microprocessor and the automobile body, and obtain the angular signal of automobile body steering wheel through CAN bus or LIN bus.
9. a kind of dynamic trajectory line reverse image householder method as claimed in claim 6 is characterized in that, communicates by letter through video buffer between this display and the video encoder.
10. a kind of dynamic trajectory line reverse image householder method as claimed in claim 6 is characterized in that, what this video standard signal adopted is the CBVS signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105985139A CN102572379A (en) | 2010-12-21 | 2010-12-21 | Dynamic trajectory rear camera displaying accessory system and method |
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| CN2010105985139A CN102572379A (en) | 2010-12-21 | 2010-12-21 | Dynamic trajectory rear camera displaying accessory system and method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661369A (en) * | 2012-08-28 | 2014-03-26 | 怡利电子工业股份有限公司 | Car backing and stopping auxiliary guiding device |
| WO2014082571A1 (en) * | 2012-11-27 | 2014-06-05 | 德尔福电子(苏州)有限公司 | Wireless charging guide system of electric vehicle |
| WO2015051599A1 (en) * | 2013-10-12 | 2015-04-16 | 潘磊 | Car rear-view mirror with adjustable backing trajectory |
| CN106713704A (en) * | 2015-07-21 | 2017-05-24 | 杭州海康威视数字技术股份有限公司 | Camera applied to automobile |
| CN111339620A (en) * | 2018-11-30 | 2020-06-26 | 深圳市航盛电子股份有限公司 | Dynamic auxiliary line precision testing method and system |
| CN114655120A (en) * | 2022-03-04 | 2022-06-24 | 合肥移瑞通信技术有限公司 | Rearview mirror, vehicle and rearview mirror control method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007037049A1 (en) * | 2005-09-27 | 2007-04-05 | Clarion Co., Ltd. | Reverse operation assisting device of vehicle |
| CN101299811A (en) * | 2008-06-04 | 2008-11-05 | 上海世科嘉车辆技术研发有限公司 | Dynamic reverse image accessory system |
| CN101494771A (en) * | 2008-11-19 | 2009-07-29 | 广东铁将军防盗设备有限公司 | Backing auxiliary device and photographic device thereof as well as image composition display method |
| CN101894499A (en) * | 2009-05-18 | 2010-11-24 | 爱信精机株式会社 | Driving ancillary equipment |
-
2010
- 2010-12-21 CN CN2010105985139A patent/CN102572379A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007037049A1 (en) * | 2005-09-27 | 2007-04-05 | Clarion Co., Ltd. | Reverse operation assisting device of vehicle |
| CN101299811A (en) * | 2008-06-04 | 2008-11-05 | 上海世科嘉车辆技术研发有限公司 | Dynamic reverse image accessory system |
| CN101494771A (en) * | 2008-11-19 | 2009-07-29 | 广东铁将军防盗设备有限公司 | Backing auxiliary device and photographic device thereof as well as image composition display method |
| CN101894499A (en) * | 2009-05-18 | 2010-11-24 | 爱信精机株式会社 | Driving ancillary equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661369A (en) * | 2012-08-28 | 2014-03-26 | 怡利电子工业股份有限公司 | Car backing and stopping auxiliary guiding device |
| WO2014082571A1 (en) * | 2012-11-27 | 2014-06-05 | 德尔福电子(苏州)有限公司 | Wireless charging guide system of electric vehicle |
| WO2015051599A1 (en) * | 2013-10-12 | 2015-04-16 | 潘磊 | Car rear-view mirror with adjustable backing trajectory |
| CN106713704A (en) * | 2015-07-21 | 2017-05-24 | 杭州海康威视数字技术股份有限公司 | Camera applied to automobile |
| CN111339620A (en) * | 2018-11-30 | 2020-06-26 | 深圳市航盛电子股份有限公司 | Dynamic auxiliary line precision testing method and system |
| CN111339620B (en) * | 2018-11-30 | 2023-09-05 | 深圳市航盛电子股份有限公司 | Dynamic auxiliary line precision testing method and system |
| CN114655120A (en) * | 2022-03-04 | 2022-06-24 | 合肥移瑞通信技术有限公司 | Rearview mirror, vehicle and rearview mirror control method |
| CN114655120B (en) * | 2022-03-04 | 2024-02-13 | 合肥移瑞通信技术有限公司 | Rearview mirror, vehicle and rearview mirror control method |
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Application publication date: 20120711 |