CN204462540U - A kind of vehicle window display system - Google Patents
A kind of vehicle window display system Download PDFInfo
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- CN204462540U CN204462540U CN201420832199.XU CN201420832199U CN204462540U CN 204462540 U CN204462540 U CN 204462540U CN 201420832199 U CN201420832199 U CN 201420832199U CN 204462540 U CN204462540 U CN 204462540U
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- eye image
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Abstract
The utility model discloses a kind of vehicle window display system, described system comprises polarising glass, is arranged on the optical projection system of vehicle interior; Described optical projection system comprises projector light source, polarization spectroscope, images of left and right eyes display chip and images of left and right eyes projection lens.The polarization of light that projector light source sends by the polarization spectroscope of described system becomes the orthogonal polarization state light of two bundles, make two bundle polarization state light be radiated on images of left and right eyes display chip respectively, the left-eye image of images of left and right eyes display chip and eye image project through described images of left and right eyes projection lens, glass for vehicle window reflection, arrive human eye by after polarising glass process.The technical program can realize emergency light reflex and pollute average attenuation 50%, extraneous natural light decay 50%, therefore the problem of optic pollution is eliminate or reduced, and can the unattenuated polarization state light through images of left and right eyes, make the light through images of left and right eyes not interfere with each other simultaneously.
Description
Technical field
The utility model relates to optical technical field, particularly a kind of vehicle window display system.
Background technology
Vehicle window display (Head Up Display, HUD, also known as looking squarely display) system is a kind of high-tech onboard system, its function projects image onto in human eye, driver does not need to bow, just can see that the image such as virtual panel board, GPS display screen occurs at vehicle window outward, allow driver more be absorbed in, to drive easily.
Fig. 1 is the schematic diagram of vehicle window display system, and optical projection system is by the image projection in its display chip on glass for vehicle window, and this image enters, in human eye, to form the image of the information of vehicles such as panel board in human eye through glass for vehicle window reflection.
The defect that vehicle window display system of the prior art is very serious is disturbed by extraneous high light line exactly.High light line main source is reflected light, and in strong light environment, even if increase light intensity, driver still cannot see the virtual image that system presents clearly.
Utility model content
The utility model provides a kind of vehicle window display system, to eliminate or to reduce the problem of extraneous high light line interference.
For achieving the above object, the technical solution of the utility model is achieved in that
The utility model provides a kind of vehicle window display system, comprises polarising glass, is arranged on the optical projection system of vehicle interior; Described optical projection system comprises projector light source, polarization spectroscope, images of left and right eyes display chip and images of left and right eyes projection lens;
Described polarization spectroscope, the polarization of light for being sent by projector light source becomes the orthogonal polarization state light of two bundles to be radiated at images of left and right eyes display chip respectively;
Described images of left and right eyes display chip, for inputting left-eye image to be shown and eye image respectively, is transmitted on described images of left and right eyes projection lens respectively by described left-eye image and eye image under the orthogonal polarization state light of described two bundle irradiates;
Described images of left and right eyes projection lens, for the left-eye image of described images of left and right eyes display chip transmission and eye image are projected to glass for vehicle window respectively, and reflexes in described polarising glass by glass for vehicle window;
The polarization direction of the images of left and right eyes polarized lenses of described polarising glass restraints orthogonal polarization state light respectively polarization direction with described two is consistent, forms 3D image for receiving the left-eye image of images of left and right eyes display chip and eye image respectively and combining.
Preferably, described vehicle window display system also comprises two trailer-mounted radars being placed on vehicle tail;
Described two trailer-mounted radars, for the scene of difference collection vehicle afterbody, and send to described images of left and right eyes display chip using the scene collected as left-eye image to be shown and eye image respectively.
Further preferably, described two trailer-mounted radars are further used for, and respond to and calculate the distance of vehicle back spectacle, described distance being added in the scene of collection.
Preferably, described system also comprises graphics processing unit;
Described graphics processing unit, for generating left-eye image to be shown and eye image, and sends to images of left and right eyes display chip respectively.
Based on technique scheme, described optical projection system also comprises controller;
Described controller, controls for carrying out switching to the image to be shown of described images of left and right eyes display chip input.
Further preferably, the image to be shown on described images of left and right eyes display chip comprises panel board, GPS display screen, and 3D video.
Preferably, described controller, also generating identical left-eye image and eye image for controlling described graphics processing unit, sending to images of left and right eyes display chip.
The beneficial effect of the utility model embodiment is: the utility model discloses a kind of vehicle window display system, described system becomes the orthogonal polarization state light of two bundles by the polarization of light that projector light source sends by polarization spectroscope, two bundle polarization state light are made to be radiated at a left side respectively, on right eye display chip, after being reflected by glass for vehicle window, through left, the polarization direction of right eye polarized lenses arrives human eye restraint the consistent polarising glass process in the polarization direction of orthogonal polarization state light respectively with two after, thus emergency light reflex pollution average attenuation 50% can be realized, extraneous natural light decay 50%, and it is left, the left-eye image to be shown that right eye display chip inputs and eye image decay hardly through during right and left eyes polarized lenses, and can not interfere with each other, thus eliminate or reduce the interference of extraneous high light line.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of vehicle window display system;
A kind of vehicle window display system architectures block diagram that Fig. 2 provides for the utility model embodiment;
A kind of vehicle window display system architectures block diagram comprising trailer-mounted radar that Fig. 3 provides for the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
A kind of vehicle window display system architectures block diagram that Fig. 2 provides for the utility model embodiment, this system comprises polarising glass 21, is arranged on the optical projection system 22 of vehicle interior; Optical projection system 22 comprises projector light source 221, polarization spectroscope 222, images of left and right eyes display chip 223 and images of left and right eyes projection lens 224.
It should be noted that, need myopia or the long sight crowd of wearing spectacles, can the polarized lenses of the polarising glass 21 in the utility model embodiment be fixed on its glasses, the assembling morphology of the utility model embodiment to polarising glass 21 is not particularly limited to, as long as can be used in the image that receives on right and left eyes display chip and eliminate extraneous reflected light.
Polarization spectroscope 21, the polarization of light for being sent by projector light source 221 becomes the orthogonal polarization state light of two bundles to be radiated at images of left and right eyes display chip 223 respectively.
Images of left and right eyes display chip 223, for inputting left-eye image to be shown and eye image respectively, is transmitted to left-eye image and eye image respectively on images of left and right eyes projection lens 224 under the orthogonal polarization state light of two bundles irradiates.
Images of left and right eyes projection lens 224, for the left-eye image of images of left and right eyes display chip 223 transmission and eye image being projected to respectively on glass for vehicle window 23, and to reflex in polarising glass 21 by glass for vehicle window 23.
The polarization direction of the images of left and right eyes polarized lenses of polarising glass 21 restraints orthogonal polarization state light respectively polarization direction with two is consistent, forms 3D image for receiving the left-eye image of images of left and right eyes display chip 223 and eye image respectively and combining.Namely the left polarized lenses of polarising glass 21 receives only the image of left eye display chip, right polarized lenses receives only the image of right eye display chip, polarising glass 21 can be eliminated the effects of the act the polarization state light of images of left and right eyes eyeglass, and eliminate the outer part strong reflection of glass for vehicle window 23.
Wherein, natural light is circularly polarized light, and circularly polarized light has the decay of 50% through the polarized lenses of polarising glass 21; And the optic pollution that reflected light causes is elliptically polarized light, elliptically polarized light is through polarized lenses, its decay is relevant with polarization direction, because in the utility model embodiment, the polarization direction of two polarized lenses is mutually vertical, so elliptically polarized light its decay after two polarized lenses is complementary, namely the polarized light of a polarized lenses must be had to produce the decay being greater than 50%, like this when extraneous light is excessively strong, user also sees the virtual image of system clearly by a certain glasses.
The polarization of light that the vehicle window display system of the utility model embodiment utilizes polarization spectroscope to be sent by projector light source becomes the orthogonal polarization state light of two bundles, two bundle polarization state light are made to be radiated on images of left and right eyes display chip respectively, after being reflected by glass for vehicle window, human eye is arrived after polarising glass process, thus can realize polluting average attenuation 50%, to external world natural light decay 50% to emergency light reflex and realizing decaying hardly through the light of right and left eyes, and do not interfere with each other.
In the utility model one preferred embodiment, this vehicle window display system also comprises graphics processing unit, for generating left-eye image and the eye image of (information such as panel board of such as vehicle) to be shown, send to a left side, right eye display chip 223, left, a left side on right eye display chip 223, eye image is after glass for vehicle window 23 reflects, arrive in polarized lenses 21, left owing to corresponding to, the polarization direction of the light of eye image and a left side for polarising glass 21, the polarization direction of right eye polarized lenses is consistent, therefore left, right eye eyeball can receive a left side respectively, right eye picture, by eyes aggregation feature, by a left side, the superposition of right eye picture on the retina, the visual effect of 3D solid is produced by cerebral nerve, strengthen visual effect.
It should be noted that, because the polarising glass 21 in the utility model embodiment can the natural light of filtering 50%, be therefore relatively applicable to well-lighted environment at native system.Polarising glass can be taken away when extraneous insufficient lights such as cloudy day or nights, control graphics processing unit and generate identical left-eye image and eye image, and send to images of left and right eyes display chip 223, make images of left and right eyes display chip 223 show identical image, the image of now human eye viewing is 2D effect.
As shown in Figure 3, for a kind of vehicle window display system architectures block diagram comprising trailer-mounted radar that the utility model embodiment provides, this vehicle window display system comprises the trailer-mounted radar 34 that two are placed on vehicle tail, polarising glass 31 in the present embodiment in vehicle window display system, optical projection system 32 and glass for vehicle window 33 have identical function and structure with the polarising glass 21 in Fig. 2, optical projection system 22 and glass for vehicle window 23, and namely optical projection system 32 comprises projector light source 321, polarization spectroscope 322, images of left and right eyes display chip 323 and images of left and right eyes projection lens 324 equally.
Two trailer-mounted radars 31, for the scene of difference collection vehicle afterbody, and send to images of left and right eyes display chip 323 using the scene collected as left-eye image to be shown and eye image respectively.Preferably be set to similar with human eye by the optical parametric of two trailer-mounted radars 34 in the present embodiment, the image that therefore two trailer-mounted radars 34 collect has parallax angle equally, and after optical projection system 32 projects, human eye can watch the car back spectacle of 3D solid.It should be noted that, the technical program does not do special restriction to the optical parametric of trailer-mounted radar and the number of trailer-mounted radar, certainly car back spectacle can be gathered by a trailer-mounted radar, then sent to by the image collected the graphics processing unit in above-described embodiment to carry out the image procossing of being correlated with, can 3D effect be realized equally.
The present embodiment further preferably, can respond to and calculate the distance of vehicle back spectacle, described distance added in the scene of collection by two trailer-mounted radars.By optical projection system by adding the image projection of distance scale in human eye, the distance perspective of driver can be strengthened further, improving experience.
In another preferred embodiment of the present utility model, this vehicle window display system also comprises controller, image to be shown for inputting images of left and right eyes display chip 323 carries out switching and controls, such as the panel board picture on images of left and right eyes display chip 323 is switched to GPS display screen, 3D video mode, or is switched to backsight pattern.Preferably, in the design process, this controller, can also be used for the graphics processing unit controlled in above-described embodiment and generate identical right and left eyes image.The technical program controls the content of images of left and right eyes display chip display by controller, increases the dirigibility controlled, and increases 3D video playback capability, allows the personnel of copilot enjoy virtual car movie theatre on the road, improves experience further.
In sum, the utility model discloses a kind of vehicle window display system, described system becomes the orthogonal polarization state light of two bundles by the polarization of light that projector light source sends by polarization spectroscope, two bundle polarization state light are made to be radiated at a left side respectively, on right eye display chip, after being reflected by glass for vehicle window, through left, the polarization direction of right eye polarized lenses arrives human eye restraint the consistent polarising glass process in the polarization direction of orthogonal polarization state light respectively with two after, thus emergency light reflex pollution average attenuation 50% can be realized, extraneous natural light decay 50%, and it is left, the left-eye image to be shown that right eye display chip inputs and eye image decay hardly through during right and left eyes polarized lenses, and can not interfere with each other, thus eliminate or reduce the interference of extraneous high light line.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All do within spirit of the present utility model and principle any amendment, equivalent replacement, improvement etc., be all included in protection domain of the present utility model.
Claims (7)
1. a vehicle window display system, is characterized in that, comprises polarising glass, is arranged on the optical projection system of vehicle interior; Described optical projection system comprises projector light source, polarization spectroscope, images of left and right eyes display chip and images of left and right eyes projection lens;
Described polarization spectroscope, the polarization of light for being sent by projector light source becomes the orthogonal polarization state light of two bundles to be radiated at images of left and right eyes display chip respectively;
Described images of left and right eyes display chip, for inputting left-eye image to be shown and eye image respectively, is transmitted on described images of left and right eyes projection lens respectively by described left-eye image and eye image under the orthogonal polarization state light of described two bundle irradiates;
Described images of left and right eyes projection lens, for the left-eye image of described images of left and right eyes display chip transmission and eye image are projected to glass for vehicle window respectively, and reflexes in described polarising glass by glass for vehicle window;
The polarization direction of the images of left and right eyes polarized lenses of described polarising glass restraints orthogonal polarization state light respectively polarization direction with described two is consistent, forms 3D image for receiving the left-eye image of images of left and right eyes display chip and eye image respectively and combining.
2. vehicle window display system according to claim 1, is characterized in that, described vehicle window display system also comprises two trailer-mounted radars being placed on vehicle tail;
Described two trailer-mounted radars, for the scene of difference collection vehicle afterbody, and send to described images of left and right eyes display chip using the scene collected as left-eye image to be shown and eye image respectively.
3. vehicle window display system according to claim 2, is characterized in that, described two trailer-mounted radars are further used for, and responds to and calculates the distance of vehicle back spectacle, described distance being added in the scene of collection.
4. vehicle window display system according to claim 1, is characterized in that, described system also comprises graphics processing unit;
Described graphics processing unit, for generating left-eye image to be shown and eye image, and sends to images of left and right eyes display chip respectively.
5. the vehicle window display system according to any one of claim 1-4, is characterized in that, described optical projection system also comprises controller;
Described controller, controls for carrying out switching to the image to be shown of described images of left and right eyes display chip input.
6. vehicle window display system according to claim 5, is characterized in that, the image to be shown on described images of left and right eyes display chip comprises panel board, GPS display screen, and 3D video.
7. vehicle window display system according to claim 5, is characterized in that, described controller, also generating identical left-eye image and eye image for controlling described graphics processing unit, sending to images of left and right eyes display chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832199.XU CN204462540U (en) | 2014-12-24 | 2014-12-24 | A kind of vehicle window display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832199.XU CN204462540U (en) | 2014-12-24 | 2014-12-24 | A kind of vehicle window display system |
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| Publication Number | Publication Date |
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| CN204462540U true CN204462540U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420832199.XU Withdrawn - After Issue CN204462540U (en) | 2014-12-24 | 2014-12-24 | A kind of vehicle window display system |
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| CN (1) | CN204462540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570350A (en) * | 2014-12-24 | 2015-04-29 | 青岛歌尔声学科技有限公司 | Head-up display system and method |
| CN111999895A (en) * | 2020-09-14 | 2020-11-27 | 维沃移动通信有限公司 | Optical device and augmented reality equipment |
-
2014
- 2014-12-24 CN CN201420832199.XU patent/CN204462540U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570350A (en) * | 2014-12-24 | 2015-04-29 | 青岛歌尔声学科技有限公司 | Head-up display system and method |
| CN111999895A (en) * | 2020-09-14 | 2020-11-27 | 维沃移动通信有限公司 | Optical device and augmented reality equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20170419 |
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| AV01 | Patent right actively abandoned |