JP4668780B2 - 発光表示装置 - Google Patents
発光表示装置 Download PDFInfo
- Publication number
- JP4668780B2 JP4668780B2 JP2005354542A JP2005354542A JP4668780B2 JP 4668780 B2 JP4668780 B2 JP 4668780B2 JP 2005354542 A JP2005354542 A JP 2005354542A JP 2005354542 A JP2005354542 A JP 2005354542A JP 4668780 B2 JP4668780 B2 JP 4668780B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- image
- liquid crystal
- crystal display
- sight
- 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.)
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Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 54
- 238000005286 illumination Methods 0.000 claims description 34
- 230000003287 optical effect Effects 0.000 claims description 15
- 230000004907 flux Effects 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
- G02B2027/011—Head-up displays characterised by optical features comprising device for correcting geometrical aberrations, distortion
-
- 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
- G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Instrument Panels (AREA)
Description
11 液晶ディスプレイ
13 バックライト
13a 発光面
13c 白色発光ダイオード(点光源)
15 集束レンズ部材
15a 集束レンズ
F 虚像(反射部材上で視認される虚像)
F1 第1虚像(反射部材上で視認される虚像)
L 視線
L´ ウィンドシールドによる反射後の視線(視線)
L″ 凹面鏡による反射後の視線(反射部材上で視認される虚像)
Claims (3)
- 視線に対して傾斜して配置された反射部材上で視認される虚像が前記視線に対して垂直な面上に結像するように、前記反射部材により反射された視線に対して傾斜して配置された液晶ディスプレイの背後からバックライトの照明光を照射して、前記液晶ディスプレイに表示された表示像の像光を前記反射部材に向けて出射させる発光表示装置において、
前記バックライトはその発光面が前記反射部材により反射された視線に対して垂直に位置するように配置され、
前記バックライトと前記液晶ディスプレイとの間には、前記発光面から出射される前記照明光の光束が前記液晶ディスプレイの内側に収まり、かつ、前記液晶ディスプレイを透過して前記表示像の像光となった前記照明光の光束が前記反射部材の内側に収まるように、前記照明光の光束を収束させる集束レンズ部材が配置されている、
ことを特徴とする発光表示装置。 - 前記集束レンズ部材は複数の集束レンズを平面上に配列したアレイ状に構成されている請求項1記載の発光表示装置。
- 前記バックライトは複数の点光源を平面上に配列して構成されており、前記各集束レンズは前記各点光源と光軸を合致させて配置されている請求項2記載の発光表示装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005354542A JP4668780B2 (ja) | 2005-12-08 | 2005-12-08 | 発光表示装置 |
DE102006053608.8A DE102006053608B4 (de) | 2005-12-08 | 2006-11-14 | Leuchtanzeigengerät |
US11/633,533 US7599012B2 (en) | 2005-12-08 | 2006-12-05 | Luminous display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005354542A JP4668780B2 (ja) | 2005-12-08 | 2005-12-08 | 発光表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007156295A JP2007156295A (ja) | 2007-06-21 |
JP4668780B2 true JP4668780B2 (ja) | 2011-04-13 |
Family
ID=38089626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005354542A Active JP4668780B2 (ja) | 2005-12-08 | 2005-12-08 | 発光表示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7599012B2 (ja) |
JP (1) | JP4668780B2 (ja) |
DE (1) | DE102006053608B4 (ja) |
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US11300795B1 (en) | 2009-09-30 | 2022-04-12 | Digilens Inc. | Systems for and methods of using fold gratings coordinated with output couplers for dual axis expansion |
US8659826B1 (en) | 2010-02-04 | 2014-02-25 | Rockwell Collins, Inc. | Worn display system and method without requiring real time tracking for boresight precision |
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US9715067B1 (en) | 2011-09-30 | 2017-07-25 | Rockwell Collins, Inc. | Ultra-compact HUD utilizing waveguide pupil expander with surface relief gratings in high refractive index materials |
US8634139B1 (en) | 2011-09-30 | 2014-01-21 | Rockwell Collins, Inc. | System for and method of catadioptric collimation in a compact head up display (HUD) |
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US9244281B1 (en) | 2013-09-26 | 2016-01-26 | Rockwell Collins, Inc. | Display system and method using a detached combiner |
US10732407B1 (en) | 2014-01-10 | 2020-08-04 | Rockwell Collins, Inc. | Near eye head up display system and method with fixed combiner |
US9519089B1 (en) | 2014-01-30 | 2016-12-13 | Rockwell Collins, Inc. | High performance volume phase gratings |
US9244280B1 (en) | 2014-03-25 | 2016-01-26 | Rockwell Collins, Inc. | Near eye display system and method for display enhancement or redundancy |
US10359736B2 (en) | 2014-08-08 | 2019-07-23 | Digilens Inc. | Method for holographic mastering and replication |
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Citations (3)
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2005
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-
2006
- 2006-11-14 DE DE102006053608.8A patent/DE102006053608B4/de not_active Expired - Fee Related
- 2006-12-05 US US11/633,533 patent/US7599012B2/en active Active
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JPH09159986A (ja) * | 1995-12-13 | 1997-06-20 | Kansei Corp | 車両用情報表示装置 |
JPH11338366A (ja) * | 1998-05-21 | 1999-12-10 | Denso Corp | 車両用ヘッドアップディスプレイ |
JP2002202475A (ja) * | 2000-12-28 | 2002-07-19 | Yazaki Corp | 車両用表示装置 |
Also Published As
Publication number | Publication date |
---|---|
US7599012B2 (en) | 2009-10-06 |
DE102006053608B4 (de) | 2019-01-17 |
JP2007156295A (ja) | 2007-06-21 |
US20070132897A1 (en) | 2007-06-14 |
DE102006053608A1 (de) | 2007-06-21 |
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