CN102269873A - Head-up display system - Google Patents
Head-up display system Download PDFInfo
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- CN102269873A CN102269873A CN 201010199206 CN201010199206A CN102269873A CN 102269873 A CN102269873 A CN 102269873A CN 201010199206 CN201010199206 CN 201010199206 CN 201010199206 A CN201010199206 A CN 201010199206A CN 102269873 A CN102269873 A CN 102269873A
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Abstract
The invention discloses a head-up display system which is used for vehicle navigation. The head-up display system comprises an image generating device and a diffusion imaging unit; the image generating device is arranged on an instrument panel and is used for generating visible light with image signals and sending the visible lights out; the diffusion imaging unit is movably arranged on the instrument panel and is coupled with the image generating device; and the diffusion imaging unit is used for receiving the visible light from the image generating device to form a solid image. The head-up display system provided by the invention has a simplified structure and reduced cost through simplifying the imaging system into the image generating device and the diffusion imaging unit which is movably connected with the image generating device; and the angle of projected images can also be adjusted duly according to the requirements of drivers.
Description
Technical field
The present invention relates to a kind of head-up-display system, relate in particular to a kind of simple in structure, cost is lower and can adjust the head-up-display system of image angle according to driver's demand in good time.
Background technology
(head-up display HUD) is used in aircraft to HUD, and especially the history that has had is for many years driven in the flight of military use.Also begin to use HUD on the increasing in recent years motor vehicles for civilian use.In order to reduce cost and to be integrated in the space limited driving cabin or instrument panel, HUD is simplified assembly and mechanism further, to reduce the volume of total system.Based on this notion, do not need the lasing light emitter of focus lens group to bring into use in head-up-display system.Head-up-display system receiving computer or the signal that navigational system transmitted, and this conversion of signals become the control signal of lasing light emitter, project laser with scan mode then, comprise that with formation the image of image and literal is watched for the driver.
See also Fig. 3, the head-up-display system 100 ' that a kind of existing HUD uses mainly comprises an image generation device 1 ', a diffusion unit 2 ' and an image-generating unit 3 '.Image generation device 1 ' is installed in the top of Vehicular instrument panel 4 '.Image-generating unit 3 ' is attached on the windshield 5 ', and image generation device 1 ' sends visible light, to produce entity image 21 '.Diffusion unit 2 ' and this image generation device 1 ' coupling receive the visible light from image generation device 1 ', form this entity image 21 ' to go up at this diffusion unit 2 '.
Yet, this existing head-up-display system 100 ' projects image in driver's eye after must being reflected by image-generating unit 3 ' through diffusion unit 2 ' reflection earlier again, because of must can be so that image be projected in driver's eye, so the system complex of this projection display system 100 ' and cost are higher by diffusion unit 2 ' and image-generating unit 3 ' common cooperation.And head-up-display system 100 ' can't move because of being fixed on the automobile, so can't adjust the projection image angle of head-up-display system 100 ' according to driver's demand in good time, causes the inconvenience in the use.
At the defective of above-mentioned prior art, the inventor has designed a kind of simple in structure in conjunction with working experience for many years, and cost is lower and can adjust the head-up-display system of image angle according to driver's demand in good time.
Summary of the invention
The objective of the invention is the defective that exists at the above-mentioned background technology, provide a kind of simple in structure, cost is lower and can adjust the head-up-display system of image angle according to driver's demand in good time.
For achieving the above object, the head-up-display system that is used for automobile navigation provided by the invention, comprise an image generation device and a diffusion imaging unit, image generation device is installed on the instrument panel, have the visible light of signal of video signal and send in order to generation, the diffusion imaging unit is installed in movably on the instrument panel and with image generation device and is coupled, in order to receive the visible light from image generation device, to form the entity image on the diffusion imaging unit.
In sum, head-up-display system of the present invention is movably connected in the diffusion imaging unit of image generation device by imaging system being reduced to an image generation device and, so simplify the structure, reduced cost, and can adjust projection image angle in good time according to driver's demand.
Description of drawings
Fig. 1 is a use-pattern structural representation of head-up-display system of the present invention.
Fig. 2 is the another kind of use-pattern structural representation of head-up-display system of the present invention.
Fig. 3 is the structural representation of an existing head-up-display system.
Each description of reference numerals is as follows among the figure:
Head-up-display system 100
Image generation device 1 diffusion imaging unit 2
Windshield 4
Embodiment
By describing technology contents of the present invention, structural attitude in detail, reached purpose and effect, below exemplify now that embodiment and conjunction with figs. are detailed gives explanation.
See also Fig. 1,100 1 kinds of embodiment of head-up-display system of the present invention mainly comprise an image generation device 1 and a diffusion imaging unit 2.Described image generation device 1 has the visible light of signal of video signal in order to generation and sends.Described diffusion imaging unit 2 movably with image generation device 1 coupling, this diffusion imaging unit 2 is in order to receive from the visible light of image generation device 1 and can form entity image 21 on diffusion imaging unit 2.
On the Vehicular instrument panel 3 of image generation device 1 installing of head-up-display system 100 of the present invention, in this specific embodiment, on the image generation device 1 that diffusion imaging unit 2 connects rotationally, and diffusion imaging unit 2 is positioned near windshield 4 one sides with the active connection place of image generation device 1, image generation device 1 to windshield 4 one side projecting lasers to diffusion imaging unit 2, certainly, the equivalent structure of the pivot structure in other alternative specific embodiment also should be included in the claim of the present invention.Head-up-display system 100 of the present invention is applicable to automobile, but and combining global positioning system (Global PositioningSystem) or have the electronic product of navigation feature and be applied to various types of vehicles.
In addition, driver's (not shown) is positioned at the relative opposite side of windshield 4.
See also Fig. 1 and Fig. 2, the visible light that the image generation device 1 of head-up-display system 100 of the present invention is sent can be laser, and in preferred embodiment of the present invention Wavelength of Laser in 400 nanometers to 700 rice between.Because of laser is collimated ray, so the unclear phenomenon of image fog that can cause not because of adjusting projector distance.Be compared to traditional projection display system, head-up-display system 100 of the present invention does not need to utilize lens combination to adjust the focal length of image and reach the purpose that image definition throws, thereby the present invention reduces the lens combination be used to adjust the projection image definition, so save the cost of head-up-display system 100.
The visible light that the image generation device 1 of head-up-display system 100 of the present invention is sent can have the particular polarization direction, the visible light that is the segment polarity in the 2 pairs of visible lights in diffusion imaging unit has the effect of blocking, and then the part visible light can be sent by diffusion imaging unit 2
The visible light that the image generation device 1 of head-up-display system 100 of the present invention is sent also can not have the particular polarization direction, and promptly the visible light of opposed polarity does not all block effect in the 2 pairs of visible lights in diffusion imaging unit, and then can all be sent by diffusion imaging unit 2.
The diffusion imaging unit 2 of head-up-display system 100 of the present invention can be the diffusion film with gain function, in order to visible light is set in the visual angle of a particular range, and the brightness can be in order to 21 imagings of controlled entity image the time.
The diffusion imaging unit 2 of head-up-display system 100 of the present invention is the optical thin film of a pair of laser tool high reflectance, this optical thin film in order to select to comprise the laser of wavelength between 400 nanometer to 700 nanometers maybe can contain 400 nanometers to 700 in meter between laser arbitrarily.Identical or can be contained by optical thin film the time when the scope of Wavelength of Laser and the selected laser of optical mirror slip, then be projected on the diffusion imaging unit 2 laser and on this diffusion imaging unit 2, form an entity image 21 and accept by human eye.
The diffusion imaging unit 2 used optical thin films of head-up-display system 100 of the present invention are at a transparent base, the upper and lower surface of this transparent base with plated film, mode such as be coated with, paste and be formed with fine transparent diffusion particle.Can control the ratio of this visible reflection of light and refraction by adjusting the upper and lower surface diffusion Particle Density of optical thin film, described transparent base can be PC or glass.
See also Fig. 2,100 second kinds of embodiment of head-up-display system of the present invention are with the different of above-mentioned first embodiment: diffusion imaging unit 2 is positioned near driver's one side with the active connection place of image generation device 1, image generation device 1 to driver's one side projecting laser to diffusion imaging unit 2.
From the above, head-up-display system 100 of the present invention is reduced to the imaging system of head-up-display system 100 combination of an image generation device 1 and a diffusion imaging unit 2, simplify the structure of head-up-display system 100, and open 2 backs, diffusion imaging unit by adjust the angle between image generation device 1 and the diffusion imaging unit 2 in good time, make the driver's that the entity image 21 of formation on the diffusion imaging unit 2 can adapt to different demands.
In sum, head-up-display system 100 of the present invention is movably connected in the diffusion imaging unit 2 of image generation device 1 by imaging system being reduced to an image generation device 1 and, so simplify the structure, reduced cost, and can adjust projection image angle in good time according to driver's demand.
Claims (7)
1. head-up-display system, be used for automobile navigation, vehicle has instrument panel, it comprises an image generation device, is installed on the instrument panel, has the visible light of signal of video signal and sends in order to generation, it is characterized in that: have a diffusion imaging unit, and this diffusion imaging unit is installed in movably on the instrument panel and with image generation device and is coupled, in order to receive the visible light from image generation device, to form the entity image on this diffusion imaging unit.
2. head-up-display system according to claim 1 is characterized in that: described diffusion imaging unit is a diffusion film.
3. head-up-display system according to claim 1 is characterized in that: described visible light is a laser.
4. head-up-display system according to claim 2 is characterized in that: described diffusion imaging unit is the optical thin film to laser tool high reflectance.
5. head-up-display system according to claim 4 is characterized in that: described Wavelength of Laser is between 400 nanometer to 700 nanometers.
6. head-up-display system according to claim 1, it is characterized in that: described diffusion imaging unit is rotatably connected on the image generation device, and the active connection place of diffusion imaging unit and image generation device is positioned near windshield one side, image generation device to windshield one side projecting laser to the diffusion imaging unit.
7. head-up-display system according to claim 1, it is characterized in that: described diffusion imaging unit is rotatably connected on the image generation device, and the active connection place of diffusion imaging unit and image generation device is positioned near driver's one side, image generation device to driver's one side projecting laser to the diffusion imaging unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199206 CN102269873A (en) | 2010-06-04 | 2010-06-04 | Head-up display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199206 CN102269873A (en) | 2010-06-04 | 2010-06-04 | Head-up display system |
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| Publication Number | Publication Date |
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| CN102269873A true CN102269873A (en) | 2011-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010199206 Pending CN102269873A (en) | 2010-06-04 | 2010-06-04 | Head-up display system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454767A (en) * | 2012-06-01 | 2013-12-18 | 联想(北京)有限公司 | Display equipment, display method and optical component used for display equipment |
| CN103770721A (en) * | 2014-01-03 | 2014-05-07 | 惠州市华阳多媒体电子有限公司 | Automobile display device and automobile |
| CN104395128A (en) * | 2012-06-25 | 2015-03-04 | 丰田自动车株式会社 | Information display device for vehicle |
| CN105242402A (en) * | 2015-11-02 | 2016-01-13 | 宁波舜宇车载光学技术有限公司 | HUD (Head Up Display) optical system and application thereof on motor vehicle |
| CN112433363A (en) * | 2019-08-26 | 2021-03-02 | 宁波舜宇车载光学技术有限公司 | Optical imaging system and lens group thereof |
| CN114415371A (en) * | 2020-10-13 | 2022-04-29 | 华为技术有限公司 | Augmented reality display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5028119A (en) * | 1989-04-07 | 1991-07-02 | Hughes Aircraft Company | Aircraft head-up display |
| US5497271A (en) * | 1993-09-07 | 1996-03-05 | Jaguar Cars Limited | Head up displays for motor vehicles |
| WO2008065812A1 (en) * | 2006-11-27 | 2008-06-05 | Nippon Seiki Co., Ltd. | Head up display unit |
| US20100067118A1 (en) * | 2006-11-27 | 2010-03-18 | Nippon Seiki Co. Ltd. | Head-up display apparatus |
-
2010
- 2010-06-04 CN CN 201010199206 patent/CN102269873A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5028119A (en) * | 1989-04-07 | 1991-07-02 | Hughes Aircraft Company | Aircraft head-up display |
| US5497271A (en) * | 1993-09-07 | 1996-03-05 | Jaguar Cars Limited | Head up displays for motor vehicles |
| WO2008065812A1 (en) * | 2006-11-27 | 2008-06-05 | Nippon Seiki Co., Ltd. | Head up display unit |
| US20100067118A1 (en) * | 2006-11-27 | 2010-03-18 | Nippon Seiki Co. Ltd. | Head-up display apparatus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454767A (en) * | 2012-06-01 | 2013-12-18 | 联想(北京)有限公司 | Display equipment, display method and optical component used for display equipment |
| CN104395128A (en) * | 2012-06-25 | 2015-03-04 | 丰田自动车株式会社 | Information display device for vehicle |
| CN103770721A (en) * | 2014-01-03 | 2014-05-07 | 惠州市华阳多媒体电子有限公司 | Automobile display device and automobile |
| CN103770721B (en) * | 2014-01-03 | 2017-01-25 | 惠州市华阳多媒体电子有限公司 | Automobile display device and automobile |
| CN105242402A (en) * | 2015-11-02 | 2016-01-13 | 宁波舜宇车载光学技术有限公司 | HUD (Head Up Display) optical system and application thereof on motor vehicle |
| CN112433363A (en) * | 2019-08-26 | 2021-03-02 | 宁波舜宇车载光学技术有限公司 | Optical imaging system and lens group thereof |
| CN114415371A (en) * | 2020-10-13 | 2022-04-29 | 华为技术有限公司 | Augmented reality display device |
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Application publication date: 20111207 |