CN110341602A - A kind of automobile front and rear windshield auxiliary display system and display methods - Google Patents
A kind of automobile front and rear windshield auxiliary display system and display methods Download PDFInfo
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- CN110341602A CN110341602A CN201910602218.7A CN201910602218A CN110341602A CN 110341602 A CN110341602 A CN 110341602A CN 201910602218 A CN201910602218 A CN 201910602218A CN 110341602 A CN110341602 A CN 110341602A
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- CN
- China
- Prior art keywords
- camera assembly
- control unit
- picture signal
- central control
- display screen
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/001—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles integrated in the windows, e.g. Fresnel lenses
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
Abstract
The invention discloses a kind of automobile front and rear windshield auxiliary display system and display methods, camera assembly including being located at the curved surface transparent display screen of windshield and for shooting vehicle foreground object, transparent display screen and camera assembly are connected with central control unit, and camera assembly is connected with central control unit using wireless signal, the picture signal of vehicle foreground object is transferred to central control unit by camera assembly, central control unit is built-in with the filter system that black picture element can be generated according to the corresponding coordinates regional of light strong on picture signal, picture signal after optical filtering is transferred on transparent display screen and shows by central control unit.The present invention is by handling video data and calculating to change the display content of transparent display screen, reduce the amount light that high beam characteristic area enters driver's eyes, and pedestrian is highlighted on transparent screen, so that driver obtains preferably driving sight, improve the safety of driving.
Description
Technical field
The present invention relates to vehicle DAS (Driver Assistant System), in particular to a kind of automobile front and rear windshield auxiliary display system and
Display methods.
Background technique
Present many advanced vehicles are provided with infrared camera and provide night vision function.But night vision display screen often exists
Middle control or instrument disk area.It will disperse attention when these regions of driver observation and cause safety accident, in order to prevent the hair of accident
Raw, existing application No. is a kind of 201811581550.1 vehicle windscreens and its exchange method based on transparent liquid crystal display
In use windshield inside setting transparent display screen method, night driving during, can be by inside and outside
The camera in portion shows the scene that human eye does not see Chu by display screen, and driver is made not have to stare at instrument board again in
Control improves safety, but the display screen in this application is not handled strong light, and the camera in inside and outside portion is will be external
During scene is shown in display screen, also the external strong light in dazzling part is shown up, it is automatic bright due to this application
Degree regulation and control system can only carry out whole brightness regulation, therefore, it is impossible to handle the strong light in part, in practice
In the process, night often has the driver using strong light or high beam, the inside and outside camera shooting of vehicle relatively on the lane of traveling
After head acquisition external sights, high beam light source can be shown on display screen, due to night, the scene of acquisition is generally darker, because
This, the brightness of entire display screen can be turned up in automatic brightness adjustment control system, so that becoming more with regard to discomfort glare light source originally
Add dazzling, the driving experience of driver can be greatly reduced.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, and it is auxiliary to provide a kind of automobile front and rear windshield
Display system and display methods are helped, the display content on display screen can be changed, to be driven to driver is unfavorable in display content
The content sailed is excluded, to reduce the probability having a car accident.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of automobile front and rear windshield auxiliary display system of the present invention, the curved surface transparence display including being located at windshield
Screen and the camera assembly for shooting vehicle foreground object, the transparent display screen and camera assembly with central control unit phase
Connection, and camera assembly is connected with central control unit using wireless signal, and the camera assembly is by the figure of vehicle foreground object
Piece signal is transferred to central control unit, and the central control unit is built-in with can be according to the corresponding coordinate of strong light on picture signal
Picture signal after optical filtering is transferred to transparent display screen by the filter system of Area generation black picture element, the central control unit
On shown.
As a preferred technical solution of the present invention, the filter system includes the image for passing over camera assembly
Signal is divided into the segmenting system of several elementary areas and by the light intensity of each unit area after segmentation and global light
The average value of line intensity does the comparison system compared and threshold values system, and the comparison system is determined according to the ratio of intensity of illumination
Strong light characteristic area coordinate, the strong light characteristic area Coordinate generation black picture element that the threshold values system is determined according to comparison system.
As a preferred technical solution of the present invention, the filter system further includes Feature Extraction System, the feature
Extraction system uses depth convolutional neural networks feature extraction layer to identify the pedestrian of the picture signal of vehicle foreground object, and
The coordinate of characteristic area is transferred to threshold values system, the threshold values system carries out at bloom the coordinate of the characteristic area of pedestrian
Reason.
As a preferred technical solution of the present invention, the transparent display screen uses single side transmission lens, and is built-in with
OLED display device.
As a preferred technical solution of the present invention, the camera assembly is wear-type wearable device, the wear-type
Camera is provided on wearable device.
The present invention also provides a kind of automobile front and rear windshield auxiliary display methods, comprising the following steps:
A: vehicle foreground object is shot using camera assembly, and the picture signal of shooting is transferred to central control unit；
B: the picture signal that central control unit passes over camera assembly is divided into several elementary areas, by each unit
The light intensity in region and the average value of global light intensity compare, and determine strong light characteristic area according to the ratio of intensity of illumination
Coordinate generates black picture element；
C: the character features part in the picture signal that central control unit passes over camera assembly is using depth convolution mind
It is identified through network, and high light processing is carried out to character features part；
D: will treated that picture signal is transferred on transparent display screen shows.
Compared with prior art, beneficial effects of the present invention are as follows:
The present invention changes the display content of transparent display screen by handling video data and calculating, and reduces high beam
Characteristic area enters the amount light of driver's eyes, and highlights on transparent screen to pedestrian, so that driver obtains preferably
Driving sight, improves the safety of driving.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is overall structure module figure of the invention；
Fig. 2 is partial structurtes module map of the invention；
In figure: 1, transparent display screen；2, camera assembly；3, central control unit；4, filter system；5, segmenting system；6, it compares
System；7, threshold values system；8, Feature Extraction System.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.Wherein identical label all refers in attached drawing
Identical component.
In addition, if the detailed description of known technology is then omitted it for showing the invention is characterized in that unnecessary.
It should be noted that word "inner" and "outside" refer respectively to the direction towards or away from geometric center of specific component.
It should also be noted that, unless otherwise clearly defined and limited, term " setting ", " connection " should do broad sense reason
Solution, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, it can also be with
It is electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.
For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment 1
As shown in Figs. 1-2, the present invention provides a kind of automobile front and rear windshield auxiliary display system, including is located in windshield
The curved surface transparent display screen 1 of side and camera assembly 2 for shooting vehicle foreground object, transparent display screen 1 and camera assembly 2 are equal
It is connected with central control unit 3, and camera assembly 2 is connected with central control unit 3 using wireless signal, camera assembly 2
The picture signal of vehicle foreground object is transferred to central control unit 3, central control unit 3 is built-in with can be according on picture signal
The corresponding coordinates regional of light generates the filter system 4 of black picture element by force, and central control unit 3 transmits the picture signal after optical filtering
It is shown on to transparent display screen 1.
In order to improve the bit rates to target signature region, filter system 4 by the way of gridding location Calculation into
Row positioning, filter system 4 include the segmentation that the picture signal that camera assembly 2 passes over can be divided into several elementary areas
System 5 and the average value of the light intensity of each unit area after segmentation and global light intensity is done into the comparison system compared
6 and threshold values system 7, comparison system 6 determines strong light characteristic area coordinate according to the ratio of intensity of illumination, completes gridding positioning
It calculates, so that highlights domain is quickly positioned, after the positioning, the strong light characteristic area that threshold values system 7 is determined according to comparison system 6
Domain Coordinate generation black picture element is covered using strong light characteristic area of the black picture element to target.
In order to further prevent Vehicular impact pedestrian during night trip, in one embodiment, it is filtering
Feature Extraction System 8 is added in system 4, Feature Extraction System 8 is using depth convolutional neural networks feature extraction layer to vehicle foreground
The pedestrian of the picture signal of object identifies, and the coordinate of characteristic area is transferred to threshold values system 7, and threshold values system 7 is to pedestrian
The coordinate of characteristic area carry out high light processing, so that prominent pedestrian and contrast of other scenery at night, improve vehicle and exist
The traffic safety at night.
The picture of the phenomenon that picture that camera assembly 2 provides in order to prevent interferes too much or offer can not make to drive
The person of sailing judges that danger ahead, in one embodiment, camera assembly 2 uses wear-type wearable device, wears in wear-type
It wears and is provided with camera in equipment, to keep the image content of camera shooting identical as the picture material of human eye, avoid other image institutes
Caused by interfere.
External strong light generates interference through the visual field of the transparent display screen 1 to driver in order to prevent, in one embodiment
In, transparent display screen 1 is further reduced interference using single side transmission lens to prevent the injection of external light source, meanwhile, it is transparent
Display screen 1 is built-in with OLED display device, has the characteristics that energy conservation and environmental protection.
The present invention also provides a kind of automobile front and rear windshield auxiliary display methods, comprising the following steps:
A: vehicle foreground object is shot using camera assembly 2, and the picture signal of shooting is transferred to central control unit
3；
B: the picture signal that camera assembly 2 passes over is divided into several elementary areas by central control unit 3, by each list
The light intensity in position region and the average value of global light intensity compare, and determine strong light characteristic area according to the ratio of intensity of illumination
Domain coordinate generates black picture element；
C: the character features part in the picture signal that central control unit 3 passes over camera assembly is using depth convolution mind
It is identified through network, and high light processing is carried out to character features part；
D: will treated that picture signal is transferred on transparent display screen 1 shows.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of automobile front and rear windshield auxiliary display system, the curved surface transparent display screen including being located at windshield
(1) camera assembly (2) and for shooting vehicle foreground object, which is characterized in that the transparent display screen (1) and camera assembly
(2) it is connected with central control unit (3), and camera assembly (2) is connected with central control unit (3) using wireless signal
It connects, the picture signal of vehicle foreground object is transferred to central control unit (3) by the camera assembly (2), and the center control is single
First (3) be built-in with can according to the filter system (4) of the corresponding coordinates regional generation black picture element of light strong on picture signal, it is described in
Picture signal after optical filtering is transferred on transparent display screen (1) by centre control unit (3) to be shown.
2. a kind of automobile front and rear windshield auxiliary display system according to claim 1, which is characterized in that the optical filtering
System (4) includes that the picture signal for passing over camera assembly is divided into the segmenting system (5) of several elementary areas and incites somebody to action
The average value of the light intensity of each unit area after segmentation and global light intensity does the comparison system (6) and valve compared
Valve system (7), the comparison system (6) determine strong light characteristic area coordinate, the threshold values system according to the ratio of intensity of illumination
(7) the strong light characteristic area Coordinate generation black picture element determined according to comparison system (6).
3. a kind of automobile front and rear windshield auxiliary display system according to claim 2, which is characterized in that the optical filtering
System (4) further includes Feature Extraction System (8), and the Feature Extraction System (8) uses the feature extraction of depth convolutional neural networks
Layer identifies the pedestrian of the picture signal of vehicle foreground object, and the coordinate of characteristic area is transferred to threshold values system (7), institute
It states threshold values system (7) and high light processing is carried out to the coordinate of the characteristic area of pedestrian.
4. a kind of automobile front and rear windshield auxiliary display system according to claim 1-3, which is characterized in that
The transparent display screen (1) uses single side transmission lens, and is built-in with OLED display device.
5. a kind of automobile front and rear windshield auxiliary display system according to claim 4, which is characterized in that the camera shooting
Component (2) is wear-type wearable device, is provided with camera on the wear-type wearable device.
6. a kind of automobile front and rear windshield auxiliary display method, which comprises the following steps:
A: shooting vehicle foreground object using camera assembly (2), and the picture signal of shooting is transferred to center control list
First (3)；
B: the picture signal that camera assembly (2) passes over is divided into several elementary areas by central control unit (3), will be every
The light intensity of a unit area and the average value of global light intensity compare, and determine Qiang Guangte according to the ratio of intensity of illumination
Area coordinate is levied, black picture element is generated；
C: the character features part in picture signal that central control unit (3) passes over camera assembly uses depth convolution
Neural network is identified, and carries out high light processing to character features part；
D: will treated that picture signal is transferred on transparent display screen (1) shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910602218.7A CN110341602A (en) | 2019-07-05 | 2019-07-05 | A kind of automobile front and rear windshield auxiliary display system and display methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910602218.7A CN110341602A (en) | 2019-07-05 | 2019-07-05 | A kind of automobile front and rear windshield auxiliary display system and display methods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110341602A true CN110341602A (en) | 2019-10-18 |
Family
ID=68178196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910602218.7A Pending CN110341602A (en) | 2019-07-05 | 2019-07-05 | A kind of automobile front and rear windshield auxiliary display system and display methods |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113859123A (en) * | 2021-10-08 | 2021-12-31 | 上汽通用汽车有限公司 | Vehicle front-view system display control method, storage medium, and electronic device |
| CN113859123B (en) * | 2021-10-08 | 2024-05-17 | 上汽通用汽车有限公司 | Display control method for vehicle forward-looking system, storage medium and electronic equipment |
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Application publication date: 20191018 |
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