CN207589053U - Automobile backsight device and rear-view system for automobile - Google Patents
Automobile backsight device and rear-view system for automobile Download PDFInfo
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- CN207589053U CN207589053U CN201721855091.2U CN201721855091U CN207589053U CN 207589053 U CN207589053 U CN 207589053U CN 201721855091 U CN201721855091 U CN 201721855091U CN 207589053 U CN207589053 U CN 207589053U
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- camera
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- sensitive chip
- electric signal
- processor
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Abstract
The utility model discloses a kind of automobile backsight devices, and including camera, processor and Vehicular display device, the sensitive chip of the camera is curved-surface structure, and the curvature of the sensitive chip is matched with the camera lens curvature of the camera.Wherein described camera is converted to electric signal for the optical signal of target object transmitting, and the processor is used to the electric signal being converted to digital picture, and the Vehicular display device is used to come out the Digital Image Display.As it can be seen that automobile backsight device provided by the utility model is effectively reduced the generation of pattern distortion, avoids image information loss by the way that the sensitive chip of camera is designed to curved-surface structure, while sensitive chip is matched with the curvature of camera.The utility model additionally provides a kind of rear-view system for automobile, and effect is corresponding with the effect of above-mentioned automobile backsight device.
Description
Technical field
The utility model is related to automotive field, more particularly to a kind of automobile backsight device and rear-view system for automobile.
Background technology
With the progress of society, automobile becomes very universal, and at the same time automobile also begins to become more and more intelligent
Change and hommization.Wherein rear-view system for automobile is a kind of common automotive system, it serves mainly to facilitate driver and watches automobile
The device of the road conditions at rear.Concrete mode is that the image taking of motor vehicle environment is got off by camera, and then image is through processor
After processed, which is shown over the display.
But it is frequently present of pattern distortion in shooting process, pattern distortion refers to that light is transmitted to sensor by camera lens
Surface is because the difference of distance can be distorted in the position at edge, and pattern distortion does not influence the clarity of image, but there are abnormal
The image of change can allow people to see uncomfortable or even lose a part of information.Wherein, the especially pattern distortion of wide-angle lens shooting
Amount is usually all very big, if without distortion correction, cannot almost be seen.
As it can be seen that how to provide a kind of smaller rear-view system for automobile of pattern distortion is that assistant officer treats that those skilled in the art solve
Problem.
Utility model content
The purpose of this utility model is to provide a kind of automobile backsight device and rear-view system for automobile, to solve orthodox car
The image of back-sight visual system shooting is there are more serious pattern distortion, the problem of parts of images information is caused to be lost.
In order to solve the above technical problems, the utility model provides a kind of automobile backsight device, including camera, processor and
Vehicular display device, the sensitive chip of the camera is curved-surface structure, the curvature of the sensitive chip and the mirror of the camera
Cephalic flexure rate matches；
Wherein, the camera is converted to electric signal for the optical signal of target object transmitting, and the processor is used for will
The electric signal is converted to digital picture, and the Vehicular display device is used to come out the Digital Image Display.
Preferably, the sensitive chip is circular configuration, and the bending degree of the sensitive chip circle centre position is less than the sense
Bending degree at optical chip circumference.
Preferably, from the sensitive chip center of circle to the part of default circumference for planar structure, from the default circumference to
The part of the sensitive chip circumference is curved-surface structure.
Preferably, the sensitive chip upper surface is provided with photosensitive unit matrix, and the photosensitive unit matrix is used for institute
It states optical signal and is converted to the electric signal.
Preferably, the camera is provided with analog to digital conversion circuit, and the photosensitive unit matrix is used for the optical signal
Analog electrical signal is converted to, analog-digital conversion circuit as described is used to the analog electrical signal being converted to digital electric signal.
Preferably, the sensitive chip lower surface is connected with printed circuit board, the printed circuit board for institute
State the matched curved-surface structure of sensitive chip, the printed circuit board be used to implement the sensitive chip and the processor it
Between electric signal transmission.
Preferably, the camera is rotatable camera, and the processor is used to send out rotation to the rotating camera
Turn instruction, the rotatable camera is used to rotate in response to the rotation instruction.
Preferably, the automobile backsight device is provided with alarm, and the processor is used in the target object and vapour
Enabled instruction is sent to warning lamp when the distance of vehicle is less than pre-determined distance, the alarm sends out report in response to the enabled instruction
It is alert.
The utility model additionally provides a kind of rear-view system for automobile, including automobile backsight device as described above.
Preferably, the rear-view system for automobile is provided with memory, and the memory fills for preserving the automotive rear-view
Put the collected digital picture.
Automobile backsight device provided by the utility model, including camera, processor and Vehicular display device, the camera shooting
The sensitive chip of head is curved-surface structure, and the curvature of the sensitive chip is matched with the camera lens curvature of the camera.Wherein institute
It states camera and is converted to electric signal for the optical signal of target object transmitting, the processor is used to be converted to the electric signal
Digital picture, the Vehicular display device are used to come out the Digital Image Display.As it can be seen that after automobile provided by the utility model
View apparatus by the way that the sensitive chip of camera is designed to curved-surface structure, while sensitive chip is matched with the curvature of camera,
The generation of pattern distortion is effectively reduced, avoids image information loss.
The utility model additionally provides a kind of rear-view system for automobile, which employs automobile as described above
Rear-view mirror device, effect is corresponding with the effect of above-mentioned automobile backsight device, and which is not described herein again.
Description of the drawings
For the clearer technical solution for illustrating the utility model embodiment or the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of automobile backsight device embodiment one provided by the utility model；
Fig. 2 is target object provided by the utility model, town and country principle schematic between camera lens and sensitive chip；
Fig. 3 is the structure diagram of automobile backsight device embodiment two provided by the utility model.
Specific embodiment
The core of the utility model is to provide a kind of automobile backsight device and rear-view system for automobile, after effectively reducing automobile
Pattern distortion in viewing system is avoided since image information caused by pattern distortion is lost.
In order to which those skilled in the art is made to more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model part
Embodiment, instead of all the embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not doing
Go out all other embodiments obtained under the premise of creative work, shall fall within the protection scope of the present invention.
Start that automobile backsight device embodiment provided by the utility model is discussed in detail below, referring to Fig. 1 and Fig. 2, Fig. 1 is
One structure diagram of automobile backsight device embodiment, Fig. 2 is two structure diagram of automobile people's rear-view mirror device embodiment, after the automobile
View apparatus specifically includes：
Camera 100, processor 200 and Vehicular display device 300, the sensitive chip 110 of the camera is curved-surface structure,
The curvature of the sensitive chip is matched with 120 curvature of camera lens of the camera；Wherein, the camera is used for target object
The optical signal of transmitting is converted to electric signal, and the processor is used to the electric signal being converted to digital picture, described vehicle-mounted aobvious
Show device for the Digital Image Display to be come out.
Camera 100 refers to the equipment for the optical signal of object emission or transmitting to be changed into electric signal, camera one
As be made of camera lens, sensitive chip, printed circuit board.The sensitive chip upper surface is provided with photosensitive unit matrix, the sense
Light unit matrix is used to the optical signal being converted to the electric signal.As shown in Fig. 2, the sensitive chip lower surface and printing
Circuit board 130 is connected, and the printed circuit board can be and the matched curved-surface structure of the sensitive chip, the print
Brush circuit board is used to realize the electric signal transmission between the sensitive chip and the processor.The camera is provided with mould
Number conversion circuit 140, the photosensitive unit matrix are used to the optical signal being converted to analog electrical signal, the analog-to-digital conversion electricity
Road is used to the analog electrical signal being converted to digital electric signal.
It is known that the camera lens of general camera is made of multiple optical lenses, sensitive chip is curved surface in the present embodiment
Structure, this design can not only reduce pattern distortion, can also reduce the quantity of optical lens in camera lens.Curved-surface structure
This mentality of designing comes from the construction of human eye, it is understood that retina is curved-surface structure, thus the utility model employs
The sensitive chip of the curved-surface structure of retina is simulated, to reduce pattern distortion, obtains better digital picture effect.
Specifically, the sensitive chip of camera can be circular configuration, it can be by the sensitive chip circle centre position
Bending degree is designed to be less than the bending degree at the sensitive chip circumference.For example, as shown in Fig. 2, from the sensitive chip
The part of the center of circle to default circumference is planar structure, is curved surface knot from the default circumference to the part of the sensitive chip circumference
Structure.
About the imaging process of video camera, referring to Fig. 2, camera lens first captures the light of target object transmitting or reflection, will
Photosensitive unit matrix is distributed on light-ray condensing to sensitive chip, on sensitive chip, photosensitive unit matrix converts optical signals to
Electric signal, then electric signal analog to digital conversion circuit is passed to by printed circuit board, analog to digital conversion circuit is by electric signal from simulation
Electric signal is converted to digital electric signal, and a series of Digital Signal Processing then can be carried out to digital electric signal with city, such as amplify,
The signal handled well is sent to processor by filtering etc., final camera, and processor generates digitized map according to the signal handled well
Picture.
Camera can be arranged on around the taillight of automobile, can set multiple cameras simultaneously, to obtain regarding for bigger
It is wild.Specifically, camera can be rotatably mounted on automobile, it then can realize and camera be controlled to revolve by processor
Which angle gone to.
Processor 200 is the core devices of entire automobile backsight device, and processor is in addition to being used to obtain camera according to light
The electric signal that signal determines, and generated except digital picture according to the electric signal, it can be also used for control camera and vehicle-mounted
Display, such as sent to camera and stop shooting order, camera can stop shooting order pause shooting in response to described.
Vehicular display device 300 is used for the Digital Image Display that processor generates to user, so that user observes vapour in real time
The picture at vehicle rear.Vehicular display device is usually liquid crystal display, with outer sound, the storage devices such as readable SD card or USB.Due to liquid
The small volume of crystal display screen, install it is more convenient, can be installed to instrument board nearby, after roof, backrest, even
On sunshading board.In addition, Vehicular display device is integrated with the function that some computer displays do not have, such as band toward contact
There is television receiving function etc..
Can be that the automobile backsight device sets alarm, the processor is used in the target object and automobile
Enabled instruction is sent to warning lamp when distance is less than pre-determined distance, the alarm sends out alarm in response to the enabled instruction.
Automobile backsight device provided by the utility model, including camera, processor and Vehicular display device, the camera shooting
The sensitive chip of head is curved-surface structure, and the curvature of the sensitive chip is matched with the camera lens curvature of the camera.Wherein institute
It states camera and is converted to electric signal for the optical signal of target object transmitting, the processor is used to be converted to the electric signal
Digital picture, the Vehicular display device are used to come out the Digital Image Display.As it can be seen that after automobile provided by the utility model
View apparatus by the way that the sensitive chip of camera is designed to curved-surface structure, while sensitive chip is matched with the curvature of camera,
The generation of pattern distortion is effectively reduced, avoids image information loss.
The utility model additionally provides a kind of rear-view system for automobile, including automobile backsight device as described above.
Wherein, the associated description of above-mentioned automobile backsight device is may refer to about the introduction of automobile backsight device, here not
Reinflated introduction.
Can rear-view system for automobile setting memory, the memory is for preserving the automobile backsight device acquisition
The digital picture arrived, so as to daily inquiry.
Since rear-view system for automobile provided by the utility model employs automobile backsight device as described above, the vapour
The effect of vehicle back-sight visual system is corresponding with the effect of aforementioned automotive rear-view mirror device, and which is not described herein again.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with it is other
The difference of embodiment, just to refer each other for same or similar part between each embodiment.For dress disclosed in embodiment
For putting, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related part is referring to method part
Explanation.
Automobile backsight device provided by the utility model and rear-view system for automobile are described in detail above.Herein
In apply specific case the principle and embodiment of the utility model be expounded, the explanation of above example is only used
Understand the method and its core concept of the utility model in help.It should be pointed out that for those skilled in the art
For, under the premise of the utility model principle is not departed from, can also to the utility model, some improvement and modification can also be carried out, these
Improvement and modification are also fallen into the protection domain of the utility model claims.
Claims (10)
1. a kind of automobile backsight device, including camera, processor and Vehicular display device, which is characterized in that the camera
Sensitive chip is curved-surface structure, and the curvature of the sensitive chip is matched with the camera lens curvature of the camera；
Wherein, the camera is converted to electric signal for the optical signal of target object transmitting, and the processor is used for by described in
Electric signal is converted to digital picture, and the Vehicular display device is used to come out the Digital Image Display.
2. automobile backsight device as described in claim 1, which is characterized in that the sensitive chip be circular configuration, the sense
The bending degree of optical chip circle centre position is less than the bending degree at the sensitive chip circumference.
3. automobile backsight device as claimed in claim 2, which is characterized in that from the sensitive chip center of circle to default circumference
Part is planar structure, is curved-surface structure from the default circumference to the part of the sensitive chip circumference.
4. automobile backsight device as claimed in claim 3, which is characterized in that the sensitive chip upper surface is provided with photosensitive list
Variable matrix, the photosensitive unit matrix are used to the optical signal being converted to the electric signal.
5. automobile backsight device as claimed in claim 4, which is characterized in that the camera is provided with analog to digital conversion circuit,
The photosensitive unit matrix is used to the optical signal being converted to analog electrical signal, and analog-digital conversion circuit as described is used for the mould
Intend electric signal and be converted to digital electric signal.
6. automobile backsight device as claimed in claim 4, which is characterized in that the sensitive chip lower surface and printed circuit base
Plate is connected, and the printed circuit board is to be used with the matched curved-surface structure of the sensitive chip, the printed circuit board
Electric signal transmission between the realization sensitive chip and the processor.
7. automobile backsight device as claimed in claim 6, which is characterized in that the camera is rotatable camera, described
Processor is used to send out rotation instruction to the rotating camera, and the rotatable camera is used to instruct in response to the rotation
It rotates.
8. automobile backsight device as claimed in claim 7, which is characterized in that the automobile backsight device is provided with alarm,
The processor is used to send enabled instruction, institute to warning lamp when the distance of the target object and automobile is less than pre-determined distance
It states alarm and sends out alarm in response to the enabled instruction.
9. a kind of rear-view system for automobile, which is characterized in that including the automotive rear-view dress as described in claim 1-8 any one
It puts.
10. rear-view system for automobile as claimed in claim 9, which is characterized in that the rear-view system for automobile is provided with memory,
The memory is used to preserve the collected digital picture of the automobile backsight device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721855091.2U CN207589053U (en) | 2017-12-25 | 2017-12-25 | Automobile backsight device and rear-view system for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721855091.2U CN207589053U (en) | 2017-12-25 | 2017-12-25 | Automobile backsight device and rear-view system for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207589053U true CN207589053U (en) | 2018-07-06 |
Family
ID=62740136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721855091.2U Active CN207589053U (en) | 2017-12-25 | 2017-12-25 | Automobile backsight device and rear-view system for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207589053U (en) |
-
2017
- 2017-12-25 CN CN201721855091.2U patent/CN207589053U/en active Active
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