CN205185987U - 3D looks around auxiliary system that parks - Google Patents
3D looks around auxiliary system that parks Download PDFInfo
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- CN205185987U CN205185987U CN201521037085.7U CN201521037085U CN205185987U CN 205185987 U CN205185987 U CN 205185987U CN 201521037085 U CN201521037085 U CN 201521037085U CN 205185987 U CN205185987 U CN 205185987U
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Abstract
The utility model discloses a 3D looks around auxiliary system that parks, including camera 1, the camera is equipped with five, five the camera sets up respectively on the front side of automobile body, left side, right side, back left side and back right side, five the camera all with four ways NTSCPAL video decoder communication connection, four ways NTSCPAL video decoder and CPLD chip communication connection, CPLD chip and DSP chip communication connection, the DSP chip respectively with display screen, car on CAN controller and memory communication connection, memory and display screen communication connection. The utility model discloses five to look around the image effectual, and installation cost is low, and the 3D image carries on redispatching after the video decoding through four ways NTSCPAL video decoder and handles in the CPLD chip, and video signal processing is carried out in sending the DSP chip to the result of processing, then deposit the memory and through showing that screen display shows convenient to use.
Description
Technical field
The utility model relates to panoramic parking assist system applied technical field, and specifically a kind of 3D looks around parking assisting system.
Background technology
Existing panoramic parking assist system is install 4 cameras on vehicle body substantially, 4 cameras can be divided into front, rear, left and right camera, wherein front camera is arranged near vehicle front Logo position, left and right camera is arranged on below left and right back mirror, and rear camera is arranged near the car plate position of vehicle rear.By by 4 camera collections to image carry out distortion correction and splicing, 360 degree of 2D (2dimensional) can be formed and look around image.The developing direction of panoramic parking assist system is 3D (3dimensional) image allowing chaufeur see vehicle periphery, if adopt 4 camera schemes and form 3D rendering, has some shortcomings.Because left and right back mirror is closer to front part of vehicle, in the image that all left and right camera photographs, the content of vehicle front is more, and the content of rear view of vehicle is less, also the image that namely left and right camera photographs has more coincidence with the image that front camera photographs, and only has less coincidence with the image that rear camera photographs.When forming 3D and looking around image, the picture needing two adjacent camera to photograph has more coincidence, the 3D of last formation can be made to look around image comparatively true to nature.Therefore the scheme of 4 cameras used at present be not suitable for forming 3D and look around image.What have some producers proposition employing 8 cameras looks around scheme, namely 2 cameras are installed in each position, front, rear, left and right, or what adopt 6 cameras looks around scheme, and namely 2 cameras are still installed in forward and backward position, but 2 cameras are installed at back mirror place, left and right respectively.Adopting 8 cameras or 6 cameras to have higher cost of installation, is not optimal case.
Utility model content
The purpose of this utility model is to provide a kind of 3D to look around parking assisting system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of 3D looks around parking assisting system, comprise camera, described camera is provided with five, five described cameras are separately positioned on the front side of vehicle body, left side, right side, rear left side and rear right side, the camera being positioned at front side is arranged on vehicle front Logo position, the camera being positioned at left side and right side is arranged on left-hand mirror respectively, below right rear view mirror, the camera being positioned at rear left side and rear right side is arranged on car light position, vehicle body rear respectively, five described camera Jun Yu tetra-road NTSC/PAL video decoder communication connections, four road NTSC/PAL video decoders are connected with CPLD chip communication, CPLD chip and dsp chip communicate to connect, described dsp chip respectively with read-out, CAN controller on automobile and memory communication connect, described memory device and read-out communicate to connect.
As further program of the utility model: five equal fish-eye cameras of described camera.
As the utility model further scheme: the orientation angle of field of described fish-eye camera is at least 180 °.
Compared with prior art, the beneficial effects of the utility model are: all have more intersection in the image that adjacent camera photographs, be conducive to forming 3D image, five to look around image effect good, cost of installation is low, and 3D image re-sends in CPLD chip after carrying out video coding by four road NTSC/PAL video decoders and processes, and the result of process is sent in dsp chip carries out video frequency signal processing, then deposit memory device and shown by read-out, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation that 3D looks around the installation of camera in parking assisting system.
Fig. 2 is the structural principle block diagram that 3D looks around parking assisting system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 2, in the utility model embodiment, a kind of 3D looks around parking assisting system, comprise camera 1, described camera 1 is provided with five, five described cameras 1 are separately positioned on the front side of vehicle body 2, left side, right side, rear left side and rear right side, the camera 1 being positioned at front side is arranged on Logo position, vehicle body 2 front, the camera 1 being positioned at left side and right side is arranged on left-hand mirror respectively, below right rear view mirror, the camera 1 being positioned at rear left side and rear right side is arranged on car light position, vehicle body 2 rear respectively, the orientation angle of field of five described cameras 1 all adopts the fish-eye camera of 180 °, five described camera 1 Jun Yu tetra-road NTSC/PAL video decoders 3 communicate to connect, four road NTSC/PAL video decoders 3 communicate to connect with CPLD chip 4, CPLD chip 4 and dsp chip 5 communicate to connect, described dsp chip 5 respectively with read-out 6, CAN controller 7 on automobile and memory device 8 communicate to connect, described memory device 8 communicates to connect with read-out 6.
In the utility model five cameras 1, front side, left side, the camera installation site on right side is identical with existing four camera mount schemes, and camera is no longer installed at former rear camera position place, be positioned near rear view of vehicle car light position in rear left side and rear right positions place and camera is installed, five camera mount schemes are only many than a four camera mount schemes camera, without the need to changing original front side, left side, camera installation site, right side, in the image of five camera shootings, can ensure there is more intersection in the picture that adjacent camera photographs, good basis is provided for 3D below looks around algorithm, be applicable to very much generating 3D and look around image, in addition, compare with installation six camera schemes or installation eight camera schemes, five cameras are installed has lower cost of installation, the 3D formed look around image effect unlike six or eight to look around image effect poor, so five camera mount schemes form the optimal case that 3D looks around image, it is a kind of economical and practical camera mount scheme.
The fish-eye camera 1 of five 180 ° gathers the graph image of vehicle body 2 periphery, then be sent to re-send in CPLD chip 4 after four road NTSC/PAL video decoders 3 carry out video coding and process, the result of process is sent in dsp chip 5 again and carries out video frequency signal processing, the result after process is deposited memory device 8 and is shown by read-out 6.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. a 3D looks around parking assisting system, comprise camera (1), it is characterized in that, described camera (1) is provided with five, five described cameras (1) are separately positioned on the front side of vehicle body (2), left side, right side, rear left side and rear right side, the camera (1) being positioned at front side is arranged on Logo position, vehicle body (2) front, the camera (1) being positioned at left side and right side is arranged on left-hand mirror respectively, below right rear view mirror, the camera (1) being positioned at rear left side and rear right side is arranged on car light position, vehicle body (2) rear respectively, five described camera (1) Jun Yu tetra-road NTSC/PAL video decoder (3) communication connections, four roads NTSC/PAL video decoder (3) and CPLD chip (4) communicate to connect, CPLD chip (4) and dsp chip (5) communicate to connect, described dsp chip (5) respectively with read-out (6), CAN controller (7) on automobile and memory device (8) communication connection, described memory device (8) and read-out (6) communicate to connect.
2. 3D according to claim 1 looks around parking assisting system, it is characterized in that, five described cameras (1) all fish-eye cameras.
3. 3D according to claim 2 looks around parking assisting system, it is characterized in that, the orientation angle of field of described fish-eye camera is at least 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521037085.7U CN205185987U (en) | 2015-12-14 | 2015-12-14 | 3D looks around auxiliary system that parks |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521037085.7U CN205185987U (en) | 2015-12-14 | 2015-12-14 | 3D looks around auxiliary system that parks |
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| CN205185987U true CN205185987U (en) | 2016-04-27 |
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| CN201521037085.7U Active CN205185987U (en) | 2015-12-14 | 2015-12-14 | 3D looks around auxiliary system that parks |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197971A1 (en) * | 2016-05-18 | 2017-11-23 | 彭波 | Automobile or mobile device 3d image acquisition and naked-eye 3d head-up display system and 3d image processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017197971A1 (en) * | 2016-05-18 | 2017-11-23 | 彭波 | Automobile or mobile device 3d image acquisition and naked-eye 3d head-up display system and 3d image processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU YULAN INFORMATION TECHNOLOGY CO.,LTD. Assignor: NINGBO YULAN INFORMATION TECHNOLOGY Co.,Ltd. Contract record no.: 2018310000007 Denomination of utility model: 3D looks around auxiliary system that parks Granted publication date: 20160427 License type: Exclusive License Record date: 20180118 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220822 Address after: Room 1606, Youte Headquarters Building, No. 88, Xingye Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 Patentee after: Zhuhai Daxuan Information Technology Co.,Ltd. Address before: 315700 No. 98 yuan yuan Road, Xiangshan County Economic Development Zone, Ningbo, Zhejiang Patentee before: NINGBO YULAN INFORMATION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |