CN205523963U - Single camera panorama image system of backing a car - Google Patents
Single camera panorama image system of backing a car Download PDFInfo
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- CN205523963U CN205523963U CN201620318198.2U CN201620318198U CN205523963U CN 205523963 U CN205523963 U CN 205523963U CN 201620318198 U CN201620318198 U CN 201620318198U CN 205523963 U CN205523963 U CN 205523963U
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Abstract
The utility model discloses a single camera panorama image system of backing a car, including ecu, display element and the one way camera module of setting at vehicle tail portion, wherein, ecu is connected with the built -in vehicle state information output port of display element, camera module and vehicle respectively, ecu includes: central processing unit, graphic process unit, memory, communication ware and image signal transceiver, central processing unit is connected with graphic process unit, memory, communication ware and image signal transceiver respectively, the graphic process unit is connected with the image signal transceiver. Adopt the utility model discloses technical scheme can realize the panorama through single camera and back a car, saves and uses the cost.
Description
Technical field
This utility model relates to vehicle arrangement technical field, particularly relates to a kind of single camera panorama reverse image
System.
Background technology
Existing panorama backing system is to utilize to be arranged on multiple photographic head of vehicle's surroundings, during the reversing of collection
Image and after carrying out splicing, form a dynamic top view of width.Automobile middle control display can be clear
Accurately reflect vehicle periphery traffic information, improve the reversing safety of human pilot.But, this implementation method relates to
And process to the mass data such as the acquisition process of multi-channel video information, real time imaging splicing, the peace to photographic head
Dress angles and positions also have strict demand, the problem such as cause response speed slow and application cost is higher, are unfavorable for
The popularization of panorama reverse image system is with universal.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of single camera panorama reverse image system,
Save application cost.
For solving above technical problem, this utility model embodiment provides a kind of single camera panorama reverse image
System, including electronic control unit, display unit and the single channel camera module being arranged on vehicle tail；
Wherein, described electronic control unit respectively with described display unit, camera module and built-in vehicle
Car status information output port connect；
Described electronic control unit includes: central processing unit, graphic process unit, memorizer, communication transport
With picture signal transceiver；
Described central processing unit respectively with described graphic process unit, described memorizer, described communication transport and
Described picture signal transceiver connects；
Described graphic process unit is connected with described picture signal transceiver.
Further, described camera module includes wide-angle optical lens, CMOS/CCD sensor and image
Sender unit；
Described CMOS/CCD sensor is respectively with described wide-angle optical lens, described picture signal transmitter even
Connect.
Further, described electronic control unit is connected with described camera module, particularly as follows:
Described electronic control unit is connected with described camera module by power supply and the compound cable of video signal
Connect.
Further, described camera module is the camera module being arranged on described vehicle tail middle position.
Further, described display unit is the display with video input function.
Further, described electronic control unit also includes the first power module；
Described first power module passes with described central processing unit, graphic process unit, memorizer, communication respectively
Defeated device and picture signal transceiver connect.
Further, described camera module also includes second source module；
Described second source module is believed with described wide-angle optical lens, CMOS/CCD sensor and image respectively
Number transmitter connects.
Further, the model of described central processing unit is ARM+DSP polycaryon processor.Therefore,
The single camera panorama reverse image system that this utility model embodiment provides, including electronic control unit, shows
Show unit and be arranged on the single channel camera module of vehicle tail.Electronic control unit is to camera module collection
View data and the car status information obtained by car status information output port process, build real
Shi Quanjing moves backward image, and sends it to display unit and show.Multichannel is used compared to prior art
Photographic head just can complete panorama reversing, and this utility model only uses single channel photographic head can realize panorama reversing,
Save application cost, simplify photographic head installation difficulty.
Accompanying drawing explanation
Fig. 1 is the structure of a kind of embodiment of the single camera panorama reverse image system that this utility model provides
Schematic diagram；
Fig. 2 is the structural representation of a kind of embodiment of the camera module that this utility model provides；
Fig. 3 is the knot of the another kind of embodiment of the single camera panorama reverse image system that this utility model provides
Structure schematic diagram；
Fig. 4 is a kind of embodiment of the single camera panorama reverse image processing method that this utility model provides
Schematic flow sheet.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described.
See Fig. 1, be a kind of embodiment of the single camera panorama reverse image system that this utility model provides
Structural representation.As it is shown in figure 1, this system includes: electronic control unit 1, display unit 2 and be arranged on
The single channel camera module 3 of vehicle tail.Wherein, electronic control unit 1 respectively with display unit 2, shooting
The car status information output port of head module 3 and built-in vehicle connects.
In the present embodiment, electronic control unit 1 includes: central processing unit 201, graphic process unit 202,
Memorizer 203, communication transport 204, picture signal transceiver 205.Central processing unit 201 respectively with figure
Shape processor 202, memorizer 203, communication transport 204 and picture signal transceiver 205 connect.Figure
Processor 202 is connected with picture signal transceiver 205.Central processing unit 201 is at ARM+DSP multinuclear
Reason device (or same specification microprocessor and FPGA), this polycaryon processor is responsible for the work of complete machine, is responsible for whole
The operation of system, and be responsible for receiving the instruction of car status information output port (OBD) and passing through software
Calculation process view data, makes whole system work run smooth and easy.This utility model uses the process of multinuclear
Device, can improve the speed of service of whole system, and the speed governing hardware image accelerator of graphic process unit 202,
Improve image processing speed and quality.
In the present embodiment, electronic control unit 1, for according to view data and car status information, builds
Real time panoramic reversing image, and image of being moveed backward by panorama is sent to display unit and shows.View data by
Camera module 3 gathers and is sent to electronic control unit 1.Car status information by electronic control unit 1 from
Car status information output port obtains.
In the present embodiment, electronic control unit 1, for according to view data and car status information, builds
Real time panoramic reversing image, particularly as follows: electronic control unit 1 uses preset algorithm to enter view data image
After row correction, carry out image co-registration and superposition in conjunction with car status information, construct panorama reversing image.
As a kind of citing of the present embodiment, seeing Fig. 2, Fig. 2 is the camera module that this utility model provides
The structural representation of a kind of embodiment.As shown in Figure 2.This camera module include wide-angle optical lens 301,
CMOS/CCD sensor 302 and picture signal transmitter 303.CMOS/CCD sensor 302 respectively with
Wide-angle optical lens 301, picture signal transmitter 303 connect.Wide-angle optical lens 301 gather the tailstock just after
Multi-view image, through CCD/CMOS sensor 302 and picture signal transmitter 303, is carried out image
Send electronic control unit 1 after coding to process, and entered by the memorizer 203 of electronic control unit 1
Row buffering and storage.Wide-angle optical lens 301 can be, but not limited to be the photographic head of 145 °.
As a kind of citing of the present embodiment, electronic control unit 1 can also include the first power module, the
One power module respectively with central processing unit 201, graphic process unit 202, memorizer 203, communication transport
204 and picture signal transceiver 205 connect.Camera module 3 can also include second source module, second
Power module respectively with wide-angle optical lens 301, CMOS/CCD sensor 302 and picture signal transmitter
303 connect.
As a kind of citing of the present embodiment, electronic control unit 1 is connected with camera module, particularly as follows:
Electronic control unit 1 is connected with camera module 3 by power supply and the compound cable of video signal.Photographic head
The power supply of module 3 is responsible for offer by electronic control unit 1, simplifies the structure composition of camera module 3.
In order to better illustrate panorama reverse image system of the present utility model, seeing Fig. 3, Fig. 3 is this practicality
The structural representation of the another kind of embodiment of the single camera panorama reverse image system of novel offer.Such as Fig. 3
Shown in, electronic control unit (ECU) is installed on inside vehicle centre console.Display unit is that to possess video defeated
Enter the display of function, be installed on the position facilitating driver to observe, for receiving and showing what ECU generated
Panorama reversing image.Camera module is arranged on vehicle tail middle position, and camera module becomes one with ground
Determine angle to install.
Correspondingly, this utility model additionally provides a kind of single camera panorama reverse image processing method, the party
Method utilizes single camera panorama reverse image system of the present utility model to realize.Seeing Fig. 4, Fig. 4 is this reality
Schematic flow sheet by a kind of embodiment of the single camera panorama reverse image processing method of novel offer.Should
Method includes:
Step 401: electronic control unit receives camera module acquired image data, and from vehicle-state
Information output mouth obtains real-time car status information；Wherein, car status information include wheel turning angle,
Speed information and temporal information.
Step 402: electronic control unit, according to view data and car status information, builds real time panoramic reversing
Image.
Step 403: electronic control unit image of being moveed backward by panorama is sent to display unit and shows.
In the present embodiment, electronic control unit 1, according to view data and car status information, builds in real time
Panorama reversing image, particularly as follows: electronic control unit 1 uses flake geometric correction algorithm to enter view data
Row geometric correction processes, it is thus achieved that normal condition image；Electronic control unit 1 is according to wheel turning angle and speed
Information, uses dynamic reverse trajectory generating algorithm, calculates and generates the land marking line that rear wheel will pass through；
Electronic control unit 1, according to temporal information and normal condition image, uses time shaft image co-registration superposition algorithm
Carry out image co-registration, and land marking line is added in the image after fusion, it is thus achieved that panorama reversing image.
Such as, vehicle passes through post-positioned pick-up head real-time image acquisition data, acquisition and recording car simultaneously in reversing process
Wheel turning angle and speed information, intercept storage according to certain speed and time scale relation by view data
In the internal memory of electronic control unit, then by flake geometric correction algorithm and time shaft image co-registration superposition
Storage view data is processed by algorithm, generates the panorama reversing image that a width is complete, and final and dynamic
The road marking timberline that backing track line generating algorithm generates is overlapped processing, and output shows to display unit.
As a kind of citing of the present embodiment, the method also includes: holding display panorama is fallen by display unit 2
Car image, until receiving new panorama reversing image.
In the present embodiment, the image data that camera module 3 is obtained by electronic control unit 1 uses software
Algorithm is changed, corrects, is merged and superposition, then carries out panorama reverse image by output to display unit 2
Display, such as has the situation of disappearance well lid in reversing road conditions, by the image frame preserved in real time, monitors car
Body operating path, avoids hazard region.The panorama reversing image that native system shows comprises the dynamic rail of reversing
Trace shows, increases the intuitive of reverse image；In addition system core software algorithm realize image distortion correction,
Image overlay and picture integrity process, it is achieved exclusive panorama reverse image display effect.Display unit 2
For having the display of video input function, it is possible to use the navigator of vehicle itself serves as display, navigation
Instrument has the interactive interface of hommization, facilitates operator.
Therefore, the single camera panorama reverse image system that this utility model embodiment provides, including electricity
Sub-control unit, display unit and be arranged on the single channel camera module of vehicle tail.Electronic control unit pair
View data and the car status information obtained by car status information output port of camera module collection are entered
Row processes, and builds real time panoramic reversing image, and sends it to display unit and show.Compared to existing
Having technology to use multi-path camera just can complete panorama reversing, this utility model only uses single channel photographic head
Realize panorama reversing, save application cost, simplify photographic head installation difficulty.
The above is preferred implementation of the present utility model, it is noted that general for the art
For logical technical staff, on the premise of without departing from this utility model principle, it is also possible to make some improvement and
Retouching, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (8)
1. a single camera panorama reverse image system, it is characterised in that include electronic control unit, show
Show unit and be arranged on the single channel camera module of vehicle tail；
Wherein, described electronic control unit respectively with described display unit, camera module and built-in vehicle
Car status information output port connect；
Described electronic control unit includes: central processing unit, graphic process unit, memorizer, communication transport
With picture signal transceiver；
Described central processing unit respectively with described graphic process unit, described memorizer, described communication transport and
Described picture signal transceiver connects；
Described graphic process unit is connected with described picture signal transceiver.
Single camera panorama reverse image system the most according to claim 1, it is characterised in that described
Camera module includes wide-angle optical lens, CMOS/CCD sensor and picture signal transmitter；
Described CMOS/CCD sensor is respectively with described wide-angle optical lens, described picture signal transmitter even
Connect.
Single camera panorama reverse image system the most according to claim 1, it is characterised in that described
Electronic control unit is connected with described camera module, particularly as follows:
Described electronic control unit is connected with described camera module by power supply and the compound cable of video signal
Connect.
Single camera panorama reverse image system the most according to claim 1, it is characterised in that described
Camera module is the camera module being arranged on described vehicle tail middle position.
Single camera panorama reverse image system the most according to claim 1, it is characterised in that described
Display unit is the display with video input function.
Single camera panorama reverse image system the most according to claim 1, it is characterised in that described
Electronic control unit also includes the first power module；
Described first power module passes with described central processing unit, graphic process unit, memorizer, communication respectively
Defeated device and picture signal transceiver connect.
Single camera panorama reverse image system the most according to claim 2, it is characterised in that described
Camera module also includes second source module；
Described second source module is believed with described wide-angle optical lens, CMOS/CCD sensor and image respectively
Number transmitter connects.
8. according to the single camera panorama reverse image system described in any one of claim 1 to 7, its feature
Being, the model of described central processing unit is ARM+DSP polycaryon processor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620318198.2U CN205523963U (en) | 2016-04-14 | 2016-04-14 | Single camera panorama image system of backing a car |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620318198.2U CN205523963U (en) | 2016-04-14 | 2016-04-14 | Single camera panorama image system of backing a car |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476696A (en) * | 2016-10-10 | 2017-03-08 | 深圳市前海视微科学有限责任公司 | A kind of reverse guidance system and method |
| CN109131082A (en) * | 2018-08-31 | 2019-01-04 | 深圳以恒科技有限公司 | A kind of monocular panorama based entirely on vision is parked image system and its method of parking |
-
2016
- 2016-04-14 CN CN201620318198.2U patent/CN205523963U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476696A (en) * | 2016-10-10 | 2017-03-08 | 深圳市前海视微科学有限责任公司 | A kind of reverse guidance system and method |
| CN109131082A (en) * | 2018-08-31 | 2019-01-04 | 深圳以恒科技有限公司 | A kind of monocular panorama based entirely on vision is parked image system and its method of parking |
| CN109131082B (en) * | 2018-08-31 | 2022-03-15 | 深圳以恒科技有限公司 | Monocular panoramic parking image system completely based on vision and parking method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Single-camera panoramic backing imaging system and method Effective date of registration: 20170919 Granted publication date: 20160831 Pledgee: China Co truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS CO., LTD. Registration number: 2017990000876 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190402 Granted publication date: 20160831 Pledgee: China Co truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS CO., LTD. Registration number: 2017990000876 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |