CN202071784U - Reversing auxiliary system and vehicle - Google Patents
Reversing auxiliary system and vehicle Download PDFInfo
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- CN202071784U CN202071784U CN2010206958204U CN201020695820U CN202071784U CN 202071784 U CN202071784 U CN 202071784U CN 2010206958204 U CN2010206958204 U CN 2010206958204U CN 201020695820 U CN201020695820 U CN 201020695820U CN 202071784 U CN202071784 U CN 202071784U
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Abstract
The utility model is applicable to the field of vehicle electronics, and provides a reversing auxiliary system and a vehicle; the system comprises a memory, a data transceiver, a processor and an image sensor; the memory stores vehicle auxiliary line picture data; the data transceiver acquires steering wheel turning angle data in a vehicle bus and sends the data to the processor; the processor is connected with the data transceiver, calculates the position data of a current vehicle position which corresponds to the steering wheel turning angle data, writes the position data into the image sensor, and sends a picture data transfer instruction to the image sensor; and the image sensor is connected with the memory and the processor, transfers corresponding the vehicle auxiliary line picture data in the memory, overlays the vehicle auxiliary line picture data and vehicle signal data, and outputs the data to display equipment. The utility model effectively reduces the system cost. Simultaneously, because of no video signal separation and a plurality of ICs needed for processing, the processing precision is improved, and the highest reversing safety is ensured.
Description
Technical field
The utility model belongs to vehicle electric field, relates in particular to a kind of reversing aid system and automobile.
Background technology
Along with the raising of people's living standard, private car, transport trolley and various vehicle grow with each passing day, and automobile becomes the middle hinge belt of various places economic development, and the growth of automobile quantity has also driven the vigorous of automobile accessories produce markets.In numerous automobile accessories products, especially noticeable with the auxiliary products that reversing is security-related, the application of reversing aid system has become one of important symbol of configuration of automobiles quality.Rear image when common automobile provides reversing at tailstock portion installation automobile for the driver, yet, the dynamic ancillary system tradition of tradition reversing need be separated the vision signal that collects by capable of special chip after, undertaken synthesizing the treatment step such as grade again after the image overlay by other chip again, and image can cause display precision not high through after repeatedly handling, the distortion rate height, cost is more expensive, and speed of response is slow, shows shortcomings such as unreliable.
The utility model content
The purpose of this utility model is to provide a kind of reversing aid system, is intended to solve the reversing aid system complex structure of prior art, and image is through repeatedly handling, and causes that cost height, display precision are not high, distortion rate is high, show insecure problem.
The utility model is achieved in that a kind of reversing aid system, and described system comprises memory device, data collector, treater and imageing sensor, is specially:
The memory device of storage cart subordinate line image data;
Gather the steering wheel angle data in the automobile bus, described steering wheel angle data are sent to the data collector of described treater;
With data collector bonded assembly treater;
With memory device and treater bonded assembly imageing sensor.
The utility model also provides a kind of automobile, and described automobile comprises above-mentioned reversing aid system.
In the utility model, directly finish functions such as image call is synthetic by imageing sensor, need not to separate and superposed signal at video rear end utilization IC etc., effectively reduce cost.Simultaneously, owing to do not need vision signal separation and a plurality of IC to handle, therefore improved processing accuracy, distortion rate is low, shows reliably, ensures the safety of moveing backward on maximum program, and the accident that prevents takes place.
Description of drawings
Fig. 1 is the constructional drawing of the reversing aid system that provides of the utility model embodiment one;
Fig. 2 is the constructional drawing of the image overlay unit that provides of the utility model embodiment two;
Fig. 3 is the scheme drawing that reversing aid system that the utility model embodiment four provides is used for automobile.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model embodiment directly finishes functions such as image call is synthetic by imageing sensor, effectively reduces cost.Simultaneously, improved processing accuracy, ensure reversing safety on maximum program, the accident that prevents takes place.
The utility model embodiment is achieved in that a kind of reversing aid system, and described system comprises memory device, data collector, treater and imageing sensor, is specially:
The memory device of storage cart subordinate line image data;
Gather the steering wheel angle data in the automobile bus, described steering wheel angle data are sent to the data collector of described treater;
With the data collector bonded assembly, according to described steering wheel angle data, calculate when front body position and the corresponding position data of described steering wheel angle data, described position data is write described imageing sensor, and send the treater of image data call instruction to described imageing sensor;
With memory device and treater bonded assembly, according to described position data and image data call instruction, call corresponding car subordinate line image data in the described memory device, and, export to the imageing sensor of display equipment described car subordinate line image data and video signal data stack.
Further, the imageing sensor among the utility model embodiment comprises the image overlay unit, and described image overlay unit specifically comprises register and overlay chart's layer module, is specially:
The register of the superimposed layer that invoke user needs in described overlay chart's layer module;
With the register bonded assembly, enable the layer that described register calls according to control signal, with described car subordinate line image data and video signal data stack, export to overlay chart's layer module of display equipment, described overlay chart's layer module comprises a plurality of superimposed layers.
The utility model embodiment also provides a kind of automobile, and described automobile comprises above-mentioned reversing aid system.
In the utility model embodiment, directly finish functions such as image call is synthetic by imageing sensor, need not to separate and superposed signal at video rear end utilization IC etc., effectively reduce cost.Simultaneously, owing to do not need vision signal separation and a plurality of IC to handle, therefore improved processing accuracy, shown reliably, ensure the safety of moveing backward on maximum program, the accident that prevents takes place.
Below in conjunction with specific embodiment realization of the present utility model is described in detail:
Embodiment one
Fig. 1 shows the constructional drawing of the reversing aid system that the utility model embodiment one provides, for convenience of explanation, only show the part relevant with the utility model embodiment, this system can be software unit, hardware cell or the soft or hard combining unit in the built-in automobile.
This reversing aid system comprises:
The memory device 11 of storage cart subordinate line image data.
Gather the steering wheel angle data in the automobile bus, the steering wheel angle data are sent to the data collector 12 of treater.
In the utility model embodiment, automobile bus can be controller local area network (Controller Area Network, CAN) bus or local internet (Local Interconnect Network, LIN) bus, concrete which kind of network that adopts can be according to the performance decision of system, at this not in order to restriction the utility model.
In the utility model embodiment, data collector 12 can be CAN data collector or LIN data collector.
With data collector 12 bonded assemblys, according to the steering wheel angle data, calculate when front body position and the corresponding position data of steering wheel angle data, position data is write imageing sensor 14, and send the treater 13 of image data call instruction to imageing sensor 14.
In the utility model embodiment, can (Inter-Integrated Circuit, IIC) bus writes data to imageing sensor 14 by the internal integration circuit.
With memory device 11 and treater 13 bonded assemblys, according to position data and image data call instruction, call corresponding car subordinate line image data in the memory device, and, export to the imageing sensor 14 of display equipment car subordinate line image data and video signal data stack.
In embodiments of the present invention, imageing sensor is gathered the signal of outside scenery, and the signal of gathering is handled, and forms vision signal, and with car subordinate line image data and video signal data stack, exports to display equipment.
In the utility model embodiment, memory device 11 can be stored the backing track auxiliary line of multiple vehicle in advance, and with the storage of the form of RLE, in automobile bus, obtain the steering wheel angle data by data collector 12, after handling the corner data according to the corner data by treater 13, calculate when front body position and the corresponding data of corner, write the car subordinate line image data that need call to imageing sensor 14 again, by Composite Video Broadcast Signal (Composite Video Broadcast Signal, CVBS) or other video output signals, directly exporting to read-out shows.
In the utility model embodiment, the MT9V127 that imageing sensor 14 can adopt APTINA company to release, treater 13 can adopt the PIC18F2480 of MICROCHIP company, data collector 12 can adopt the CAN data collector of the TJA1040 of NXP company, and memory device 11 can adopt the AT26F004 of atmel corp.
In the utility model embodiment, directly finish functions such as image call is synthetic by imageing sensor, need not to separate, stack and composite signal at video rear end utilization IC etc., effectively reduce cost.Simultaneously, owing to do not need vision signal separation and a plurality of IC to handle, therefore improved processing accuracy, ensure reversing safety on maximum program, the accident that prevents takes place.
Embodiment two
In the utility model embodiment, imageing sensor 14 comprises the image overlay unit, and image overlay unit inner structure sees also Fig. 2, for convenience of explanation, only shows the part relevant with the utility model embodiment.
The image overlay unit specifically comprises register 21 and overlay chart's layer module 22, and it is specially:
The register 21 of the layer that invoke user need superpose in described overlay chart's layer module 22;
With register 21 bonded assemblys, enable the layer that described register 21 calls according to control signal, with described car subordinate line image data and video signal data stack, export to overlay chart's layer module 22 of display equipment, described overlay chart's layer module 22 comprises a plurality of superimposed layers.
In the utility model exemplifying embodiment, overlay chart's layer module 22 can comprise a plurality of superimposed layers, is example in this situation that provides four layers, sees also 2, is specially superimposed layer one, superimposed layer two, superimposed layer three and superimposed layer four.
In the utility model embodiment, after image being encoded,, thereby the car subordinate line is superimposed upon on the video output signals by enabling of figure layer in the control overlay chart layer module stack of treater in the inside of imageing sensor in-to-in image overlay unit.
Embodiment three
In the utility model embodiment, the car subordinate line image data of memory device 11 storage is corresponding with the steering wheel angle data, and specifically corresponded manner can be in the following way:
1, each steering wheel angle number of degrees is all corresponding with corresponding car subordinate line image data.
2, the steering wheel angle data are divided into a plurality of intervals, each is interval all corresponding with corresponding car subordinate line image data.
In the utility model embodiment, by between the steering wheel angle number of degrees and car subordinate line image data, setting up corresponding relation, make and when bearing circle generation angle changes, all can call different car subordinate lines, the user can obtain the supplementary of moveing backward dynamically, not only improve safety, provide favorable user experience for the user simultaneously.
Embodiment four
A kind of automobile is provided in the utility model embodiment, and this automobile comprises the reversing aid system among the embodiment one to embodiment three, sees also Fig. 3 the scheme drawing that the reversing aid system that provides among the utility model embodiment is used for automobile is provided.
In this utility model embodiment, reversing aid system can be arranged in the camera of automobile postposition, concrete reversing aid system comprises memory device 31, imageing sensor 32, treater 33 and data collector 34, its concrete function can be consulted among the embodiment one accordingly and describe, at this not in order to restriction the utility model.
In the utility model embodiment, imageing sensor 32 also comprises image overlay unit 321, the image overlay unit specifically comprises register 3211 and overlay chart's layer module 3212, and concrete function can be consulted among the embodiment two accordingly and describe, at this not in order to restriction the utility model.
In sum, the utility model is directly finished functions such as image call is synthetic by imageing sensor, need not to separate and superposed signal at video rear end utilization IC etc., effectively reduces cost.Simultaneously, owing to do not need vision signal separation and a plurality of IC to handle, therefore improved processing accuracy, distortion rate is low, shows reliably, ensures the safety of moveing backward on maximum program, and the accident that prevents takes place.
By between the steering wheel angle number of degrees and car subordinate line image data, setting up corresponding relation, make and when bearing circle generation angle changes, all can call different car subordinate lines, the user can obtain the supplementary of moveing backward dynamically, not only improve safety, provide favorable user experience for the user simultaneously.
It should be noted that among the said system embodiment that each included unit is just divided according to function logic, but is not limited to above-mentioned division, as long as can realize function corresponding; In addition, the concrete title of each functional unit also just for the ease of mutual differentiation, is not limited to protection domain of the present utility model.
In addition, one of ordinary skill in the art will appreciate that all or part of step that realizes in the various embodiments described above method is to instruct relevant hardware to finish by program, corresponding program can be stored in the computer read/write memory medium, described storage medium is as ROM/RAM, disk or CD etc.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. a reversing aid system is characterized in that, described system comprises memory device, data collector, treater and imageing sensor, is specially:
The memory device of storage cart subordinate line image data;
Gather the steering wheel angle data in the automobile bus, described steering wheel angle data are sent to the data collector of described treater;
With data collector bonded assembly treater;
With memory device and treater bonded assembly imageing sensor.
2. the system as claimed in claim 1 is characterized in that, described automobile bus is controller local area network CAN bus or local internet LIN net.
3. the system as claimed in claim 1 is characterized in that, described data collector is CAN data collector or LIN data collector.
4. the system as claimed in claim 1 is characterized in that, writes data by internal integration circuit I IC bus to imageing sensor.
5. an automobile is characterized in that described automobile comprises the described reversing aid system of the arbitrary claim of claim 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206958204U CN202071784U (en) | 2010-12-31 | 2010-12-31 | Reversing auxiliary system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206958204U CN202071784U (en) | 2010-12-31 | 2010-12-31 | Reversing auxiliary system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202071784U true CN202071784U (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206958204U Expired - Lifetime CN202071784U (en) | 2010-12-31 | 2010-12-31 | Reversing auxiliary system and vehicle |
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| CN (1) | CN202071784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274753A (en) * | 2016-09-09 | 2017-01-04 | 深圳华汽车科技有限公司 | The multiple information shared system of a kind of automobile auxiliary security and decision method |
-
2010
- 2010-12-31 CN CN2010206958204U patent/CN202071784U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274753A (en) * | 2016-09-09 | 2017-01-04 | 深圳华汽车科技有限公司 | The multiple information shared system of a kind of automobile auxiliary security and decision method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Dalang Street Industrial Park Road House Science and Technology Park Patentee after: Shenzhen Longhorn Automotive Electronics Equipment Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Dalang Street Industrial Park Road House Science and Technology Park Patentee before: Shenzhen Boen Auto Electronic Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111214 |