CN103777352A - Head up display - Google Patents

Head up display Download PDF

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Publication number
CN103777352A
CN103777352A CN201310633789.XA CN201310633789A CN103777352A CN 103777352 A CN103777352 A CN 103777352A CN 201310633789 A CN201310633789 A CN 201310633789A CN 103777352 A CN103777352 A CN 103777352A
Authority
CN
China
Prior art keywords
projector
hud
information
image
dimensional
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310633789.XA
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Chinese (zh)
Inventor
叶大为
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changshu Sunrex Technology Co Ltd
Original Assignee
Changshu Sunrex Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changshu Sunrex Technology Co Ltd filed Critical Changshu Sunrex Technology Co Ltd
Priority to CN201310633789.XA priority Critical patent/CN103777352A/en
Priority to PCT/CN2014/072629 priority patent/WO2015081638A1/en
Priority to TW103107918A priority patent/TW201523029A/en
Publication of CN103777352A publication Critical patent/CN103777352A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
    • G02B2027/0134—Head-up displays characterised by optical features comprising binocular systems of stereoscopic type

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Instrument Panels (AREA)

Abstract

The invention discloses a head up display. The head up display comprises a projector for receiving well-edited information and projecting an image corresponding to the information; a three-dimensional imaging mechanism for generating a three-dimensional image for projection, from the image projected by the projector; and at least one reflector for reflecting the three-dimensional image projected by the three-dimensional imaging mechanism to automobile front shield glass. Through using the head up display provided by the invention, the three-dimensional image can be displayed on the automobile front shield glass so that the head up display is of higher enchantment and practicality and can provide richer diversification information for a driver.

Description

HUD
Technical field
The present invention relates to a kind of HUD; Specifically, the present invention relates to a kind of HUD that shows 3-dimensional image.
Background technology
HUD (Head up display, be called for short HUD) be by driving information, the information that for example general instrument panel shows, projection is in shield glass, allow driver's sight line in the situation that need not leaving front windshield, can see through front windshield simultaneously and note the front road conditions of car and obtain driving information by HUD projection in the image of front windshield, watch instrument panel and do not need to bow again, to increase traffic safety.
HUD is in auto electronic product, except can significantly promoting traffic safety, for also there being sizable help in driver's experience, but on traditional HUD, due to the technical limitation using, cause the content diversification of demonstration restricted, in the mode showing, be also limited to two-dimentional imaging.The display mode of HUD maintains traditional LED framework at present, the pattern that may show is first placed in the surface of display, utilize optical design, by the reflection of front windshield, producing the virtual image passes on information to driver, but because the optical framework of display plane is that plane shows, so by after the reflection of front windshield, the plane of imaging still maintains two-dimentional space, in the experience using, relatively approach and merely display is projected in to two-dimentional display panel on glass, the color that can show in limited region like this and content cannot diversification, therefore be difficult to show polynary and complicated message, all contents concentrate on numeral and fixing warning mark is main, but add navigation message at automobile, and under future automobile need to be in conjunction with the development trend of polynary information, traditional HUD is difficult to satisfy the demand.
Summary of the invention
The object of the present invention is to provide a kind of HUD that can overcome the problems referred to above, improve the diversity showing.
Above-mentioned purpose of the present invention is achieved through the following technical solutions: HUD of the present invention comprises: projector, receives programmed information, and image projection corresponding this information is gone out; Three-dimensional imaging mechanism, it is that 3-dimensional image projects away that described projector is projected to the video generation of coming; And catoptron, described three-dimensional imaging mechanism is projected to the 3-dimensional image of coming and reflex on shield glass.
Preferably, described three-dimensional imaging mechanism comprises at least two diffuser plates of interlaced setting.
Preferably, the penetrance of described diffuser plate is greater than 50%, and mist degree is greater than 10%.
Preferably, described projector is the one in MEMS projector, DLP projector and Lcos projector.
Preferably, the reflectivity of described catoptron is greater than 90%, and this catoptron is plane mirror or curved reflector.
The HUD of the application of the invention can show 3-dimensional image on shield glass, has more glamour and application in the demonstration of image, and can be driver abundanter diversification information is provided.
Accompanying drawing explanation
With reference to accompanying drawing, disclosure of the present invention will be more obvious.Should understand, these accompanying drawings are only that schematically not drawn on scale is also not intended to limit scope of the present invention.In figure:
Fig. 1 is the formation schematic diagram of HUD of the present invention;
Fig. 2 is the schematic diagram that the projector in Fig. 1 projects image respectively the first diffuser plate and the second diffuser plate.
Embodiment
Explain with reference to the accompanying drawings the specific embodiment of the present invention.These explanations are only descriptive, exemplary.
Referring to Fig. 1 and 2, HUD of the present invention comprises projector 10, three-dimensional imaging mechanism 20 and catoptron 30, and described projector 10 receives programmed information, and image projection corresponding this information is gone out; It is that 3-dimensional image projects away that described projector 10 is projected the video generation of coming by described three-dimensional imaging mechanism 20; Described catoptron 30 projects the 3-dimensional image of coming by described three-dimensional imaging mechanism 20 and reflexes on shield glass 40.Like this, driver just can see the information being incident upon on front windshield 40 when driving.The information here refers to all information of required understanding in driver drives vehicle, such as: the information such as the speed of a motor vehicle on panel board, mileage, oil mass, also have navigation screen, reverse image etc.
Described projector 10 can adopt MEMS projector, DLP projector and these minitype projection machines of Lcos projector, mainly that the image frame of saying information projects away by high light, because minitype projection machine volume is little, can utilize less volume to produce larger picture, by the layout of the content to image, can show polynary information content.
The position of projector 10 can need to be placed in any position according to design, but the path of optics finally all can be through 20 imagings of described three-dimensional imaging mechanism.
Described three-dimensional imaging mechanism 20 comprises i.e. the first diffuser plate 21 and the second diffuser plate 22 of two diffuser plates being crisscross arranged, and the image that can make projector 10 project to come passes through the first diffuser plate 21 and the second diffuser plate 22 imagings.By the layout to information image, make described projector 10 that different information is projected respectively to the first diffuser plate 21 and the second diffuser plate 22, such as, information " B " is projected to the first diffuser plate 21, information " A " is projected to the second diffuser plate 22, because the first diffuser plate 21 and the second diffuser plate 22 are crisscross arranged, there is each other an angle, information " A " and " B " become the image of Different Plane after the first diffuser plate 21 and the second diffuser plate 22 like this, on front windshield 40, can see 3-dimensional image, by adjusting the first diffuser plate 21 and the staggered angle of the second diffuser plate 22, can make the image overlap outside 3-dimensional image and vehicle window, thereby the optics that reaches three-dimensional HUD shows.As required, diffuser plate can also be set to more than two, and the interlaced setting of diffuser plate can show different information in different planes like this.
Described the first diffuser plate 21 and the second diffuser plate 22 adopt the light sheet material composition that has optics mist degree and have high penetration, such as light diffusing sheet, frosted glass, or mix the film of fine particle etc., can reduce the loss of light, information image is incident upon on front windshield 40 by catoptron 30 the most at last.The penetrance of described the first diffuser plate 21 and the second diffuser plate 22 is greater than 50%, and mist degree (haze) is greater than 10%.
The reflectivity of described catoptron 30 is greater than 90%, and this catoptron 30 can be plane mirror or curved reflector.Projector 10 can reduce mechanism's volume by least one catoptron 30, no matter through how many catoptrons, finally all reflex on shield glass 40, allows driver see three-dimensional image.
HUD of the present invention also comprises a base 50, and described projector 10, three-dimensional imaging mechanism 20 and catoptron 30 are successively set on described base 50.
HUD of the present invention, projector can receive programmed polynary information, and by information image by three-dimensional imaging mechanism generating three-dimensional space image, in the demonstration of image, have more glamour and application, and can be driver abundanter diversification information is provided.
As mentioned above, with reference to accompanying drawing, exemplary embodiment of the present invention is had been described in detail.Should understand, the application is not intended to make these details to form limiting the scope of the invention.In the situation that not deviating from according to the spirit and scope of the present invention, can to the structure of exemplary embodiment and feature is equal to or similarly change, these changes will also drop in the determined protection domain of appending claims of the present invention.

Claims (5)

1. a HUD, is characterized in that, comprising:
Projector, receives programmed information, and image projection corresponding this information is gone out;
Three-dimensional imaging mechanism, it is that 3-dimensional image projects away that described projector is projected to the video generation of coming; And
At least one catoptron, projects the 3-dimensional image of coming by described three-dimensional imaging mechanism and reflexes on shield glass.
2. HUD as claimed in claim 1, is characterized in that, described three-dimensional imaging mechanism comprises at least two diffuser plates of interlaced setting.
3. HUD as claimed in claim 2, is characterized in that, the penetrance of described diffuser plate is greater than 50%, and mist degree is greater than 10%.
4. HUD as claimed in claim 1, is characterized in that, described projector is the one in MEMS projector, DLP projector and Lcos projector.
5. HUD as claimed in claim 1, is characterized in that, the reflectivity of described catoptron is greater than 90%, and this catoptron is plane mirror or curved reflector.
CN201310633789.XA 2013-12-02 2013-12-02 Head up display Pending CN103777352A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201310633789.XA CN103777352A (en) 2013-12-02 2013-12-02 Head up display
PCT/CN2014/072629 WO2015081638A1 (en) 2013-12-02 2014-02-27 Head up display
TW103107918A TW201523029A (en) 2013-12-02 2014-03-07 Head up display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310633789.XA CN103777352A (en) 2013-12-02 2013-12-02 Head up display

Publications (1)

Publication Number Publication Date
CN103777352A true CN103777352A (en) 2014-05-07

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ID=50569788

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310633789.XA Pending CN103777352A (en) 2013-12-02 2013-12-02 Head up display

Country Status (3)

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CN (1) CN103777352A (en)
TW (1) TW201523029A (en)
WO (1) WO2015081638A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108345116A (en) * 2018-03-26 2018-07-31 苏州车萝卜汽车电子科技有限公司 Three-dimensional head up display device and the automobile with the device
CN108828773A (en) * 2018-04-24 2018-11-16 惠州市华阳多媒体电子有限公司 A kind of AR-HUD light path system of convertible adjusting
US10220773B2 (en) 2017-07-17 2019-03-05 Ford Global Technologies, Llc Windshield blackout with viewing window and blackout window feature
CN110531519A (en) * 2019-08-30 2019-12-03 重庆矢崎仪表有限公司 A kind of light path system of head-up display

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WO2019069239A1 (en) * 2017-10-02 2019-04-11 Pacific Insight Electronics Corp. Automotive animated image projector and method of operation
TWI841629B (en) * 2018-11-29 2024-05-11 美商康寧公司 Aspheric mirror with reverse curvature for head-up display system and methods for forming the same
TWI676823B (en) * 2018-12-26 2019-11-11 中強光電股份有限公司 Head-up display apparatus

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CN203616530U (en) * 2013-12-02 2014-05-28 常熟精元电脑有限公司 Head-up display

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CN101241233A (en) * 2007-02-09 2008-08-13 Gm全球科技运作股份有限公司 Holographic information display
CN101241234A (en) * 2007-02-09 2008-08-13 Gm全球科技运作股份有限公司 Holographic information display
CN101464562A (en) * 2007-12-19 2009-06-24 株式会社日立制作所 Automotive head up display apparatus
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CN203616530U (en) * 2013-12-02 2014-05-28 常熟精元电脑有限公司 Head-up display

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10220773B2 (en) 2017-07-17 2019-03-05 Ford Global Technologies, Llc Windshield blackout with viewing window and blackout window feature
US10434936B2 (en) 2017-07-17 2019-10-08 Ford Global Technologies, Llc Windshield blackout with viewing window and blackout window feature
CN108345116A (en) * 2018-03-26 2018-07-31 苏州车萝卜汽车电子科技有限公司 Three-dimensional head up display device and the automobile with the device
CN108828773A (en) * 2018-04-24 2018-11-16 惠州市华阳多媒体电子有限公司 A kind of AR-HUD light path system of convertible adjusting
CN110531519A (en) * 2019-08-30 2019-12-03 重庆矢崎仪表有限公司 A kind of light path system of head-up display

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Publication number Publication date
TW201523029A (en) 2015-06-16
WO2015081638A1 (en) 2015-06-11

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Application publication date: 20140507