CN1321336C - 前照灯、反射式显示装置及前照灯中的光控制方法 - Google Patents

前照灯、反射式显示装置及前照灯中的光控制方法 Download PDF

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Publication number
CN1321336C
CN1321336C CNB2004100381851A CN200410038185A CN1321336C CN 1321336 C CN1321336 C CN 1321336C CN B2004100381851 A CNB2004100381851 A CN B2004100381851A CN 200410038185 A CN200410038185 A CN 200410038185A CN 1321336 C CN1321336 C CN 1321336C
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CN
China
Prior art keywords
light
guide plate
headlamp
pointolite
light guide
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.)
Expired - Fee Related
Application number
CNB2004100381851A
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English (en)
Chinese (zh)
Other versions
CN1550376A (zh
Inventor
松井优贵
大平真琴
松下元彦
船本昭宏
青山茂
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.)
Omron Corp
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Omron Corp
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Publication date
Application filed by Omron Corp filed Critical Omron Corp
Publication of CN1550376A publication Critical patent/CN1550376A/zh
Application granted granted Critical
Publication of CN1321336C publication Critical patent/CN1321336C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133616—Front illuminating devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CNB2004100381851A 2003-05-15 2004-05-14 前照灯、反射式显示装置及前照灯中的光控制方法 Expired - Fee Related CN1321336C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP138023/2003 2003-05-15
JP2003138023 2003-05-15
JP347514/2003 2003-10-06
JP2003347514A JP2004361914A (ja) 2003-05-15 2003-10-06 フロントライト、反射型表示装置及びフロントライトにおける光制御方法

Publications (2)

Publication Number Publication Date
CN1550376A CN1550376A (zh) 2004-12-01
CN1321336C true CN1321336C (zh) 2007-06-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100381851A Expired - Fee Related CN1321336C (zh) 2003-05-15 2004-05-14 前照灯、反射式显示装置及前照灯中的光控制方法

Country Status (3)

Country Link
US (1) US7163330B2 (https=)
JP (1) JP2004361914A (https=)
CN (1) CN1321336C (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI490568B (zh) * 2013-03-22 2015-07-01 E Ink Holdings Inc 顯示裝置及其前光模組

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003150073A (ja) * 2001-08-27 2003-05-21 Omron Corp 画像表示装置及びフロントライト
TWI289708B (en) * 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
JP4431952B2 (ja) * 2003-11-10 2010-03-17 オムロン株式会社 面光源装置及び当該装置を用いた機器
US7269590B2 (en) * 2004-01-29 2007-09-11 Yahoo! Inc. Method and system for customizing views of information associated with a social network user
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
US7856449B1 (en) * 2004-05-12 2010-12-21 Cisco Technology, Inc. Methods and apparatus for determining social relevance in near constant time
US20060132383A1 (en) * 2004-09-27 2006-06-22 Idc, Llc System and method for illuminating interferometric modulator display
US7813026B2 (en) * 2004-09-27 2010-10-12 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
JP2006259115A (ja) * 2005-03-16 2006-09-28 Omron Corp 両面表示装置及び面光源装置
JP2006301326A (ja) * 2005-04-21 2006-11-02 Toppan Printing Co Ltd 導光板および液晶表示装置
TWI274827B (en) * 2006-03-24 2007-03-01 Wintek Corp Light guide plate, light deflecting element configuration and surface light source device
WO2008045200A2 (en) * 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Optical loss structure integrated in an illumination apparatus of a display
WO2008045207A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Light guide
US8107155B2 (en) * 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
US20090069034A1 (en) * 2007-09-10 2009-03-12 Fatdoor, Inc Neighbor to neighbor relay in a geo-spatial environment
US7733439B2 (en) * 2007-04-30 2010-06-08 Qualcomm Mems Technologies, Inc. Dual film light guide for illuminating displays
CN101382698B (zh) * 2007-09-06 2012-01-11 富士迈半导体精密工业（上海）有限公司 背光模组
US7949213B2 (en) * 2007-12-07 2011-05-24 Qualcomm Mems Technologies, Inc. Light illumination of displays with front light guide and coupling elements
US8068710B2 (en) 2007-12-07 2011-11-29 Qualcomm Mems Technologies, Inc. Decoupled holographic film and diffuser
US20090168459A1 (en) * 2007-12-27 2009-07-02 Qualcomm Incorporated Light guide including conjugate film
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
US8348489B2 (en) * 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
US8654061B2 (en) * 2008-02-12 2014-02-18 Qualcomm Mems Technologies, Inc. Integrated front light solution
WO2009102731A2 (en) 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
WO2009129264A1 (en) 2008-04-15 2009-10-22 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
RU2010147803A (ru) * 2008-05-28 2012-07-10 Квалкомм Мемс Текнолоджис, Инк. (Us) Подсвечивающие устройства для фронтальной подсветки и способы их изготовления
KR101542915B1 (ko) 2008-10-10 2015-08-07 퀄컴 엠이엠에스 테크놀로지스, 인크. 분산 조명 시스템
US8351793B2 (en) * 2008-10-22 2013-01-08 Qualcomm Mems Technologies, Inc. Free space optical communication with optical film
JP5342016B2 (ja) 2009-01-13 2013-11-13 クォルコム・メムズ・テクノロジーズ・インコーポレーテッド 大面積光パネル及びスクリーン
BRPI0924132A2 (pt) 2009-01-23 2016-02-10 Qualcomm Mems Technologies Inc dispositivo e sistema de iluminação e métodos de fabricação de dispositivo de iluminação e de detecção do movimento de objeto através de painel de iluminação
CN102449510A (zh) * 2009-05-29 2012-05-09 高通Mems科技公司 反射型显示器的照明装置
CN102449513B (zh) * 2009-05-29 2015-01-21 高通Mems科技公司 照明装置及其制造方法
TWM375632U (en) * 2009-09-04 2010-03-11 Depo Auto Parts Ind Co Ltd Vehicle optical device
US20110169428A1 (en) * 2010-01-08 2011-07-14 Qualcomm Mems Technologies, Inc. Edge bar designs to mitigate edge shadow artifact
US9129295B2 (en) 2010-02-28 2015-09-08 Microsoft Technology Licensing, Llc See-through near-eye display glasses with a fast response photochromic film system for quick transition from dark to clear
US9134534B2 (en) 2010-02-28 2015-09-15 Microsoft Technology Licensing, Llc See-through near-eye display glasses including a modular image source
US20120249797A1 (en) 2010-02-28 2012-10-04 Osterhout Group, Inc. Head-worn adaptive display
AU2011220382A1 (en) * 2010-02-28 2012-10-18 Microsoft Corporation Local advertising content on an interactive head-mounted eyepiece
US9285589B2 (en) 2010-02-28 2016-03-15 Microsoft Technology Licensing, Llc AR glasses with event and sensor triggered control of AR eyepiece applications
US8488246B2 (en) 2010-02-28 2013-07-16 Osterhout Group, Inc. See-through near-eye display glasses including a curved polarizing film in the image source, a partially reflective, partially transmitting optical element and an optically flat film
US20150309316A1 (en) 2011-04-06 2015-10-29 Microsoft Technology Licensing, Llc Ar glasses with predictive control of external device based on event input
US9128281B2 (en) 2010-09-14 2015-09-08 Microsoft Technology Licensing, Llc Eyepiece with uniformly illuminated reflective display
US9759917B2 (en) 2010-02-28 2017-09-12 Microsoft Technology Licensing, Llc AR glasses with event and sensor triggered AR eyepiece interface to external devices
US8482859B2 (en) 2010-02-28 2013-07-09 Osterhout Group, Inc. See-through near-eye display glasses wherein image light is transmitted to and reflected from an optically flat film
US10180572B2 (en) 2010-02-28 2019-01-15 Microsoft Technology Licensing, Llc AR glasses with event and user action control of external applications
US9229227B2 (en) 2010-02-28 2016-01-05 Microsoft Technology Licensing, Llc See-through near-eye display glasses with a light transmissive wedge shaped illumination system
US9366862B2 (en) 2010-02-28 2016-06-14 Microsoft Technology Licensing, Llc System and method for delivering content to a group of see-through near eye display eyepieces
US8477425B2 (en) 2010-02-28 2013-07-02 Osterhout Group, Inc. See-through near-eye display glasses including a partially reflective, partially transmitting optical element
US8472120B2 (en) 2010-02-28 2013-06-25 Osterhout Group, Inc. See-through near-eye display glasses with a small scale image source
US9182596B2 (en) 2010-02-28 2015-11-10 Microsoft Technology Licensing, Llc See-through near-eye display glasses with the optical assembly including absorptive polarizers or anti-reflective coatings to reduce stray light
US9091851B2 (en) 2010-02-28 2015-07-28 Microsoft Technology Licensing, Llc Light control in head mounted displays
US8467133B2 (en) 2010-02-28 2013-06-18 Osterhout Group, Inc. See-through display with an optical assembly including a wedge-shaped illumination system
US9223134B2 (en) 2010-02-28 2015-12-29 Microsoft Technology Licensing, Llc Optical imperfections in a light transmissive illumination system for see-through near-eye display glasses
US9097891B2 (en) 2010-02-28 2015-08-04 Microsoft Technology Licensing, Llc See-through near-eye display glasses including an auto-brightness control for the display brightness based on the brightness in the environment
US9341843B2 (en) 2010-02-28 2016-05-17 Microsoft Technology Licensing, Llc See-through near-eye display glasses with a small scale image source
US20110214082A1 (en) * 2010-02-28 2011-09-01 Osterhout Group, Inc. Projection triggering through an external marker in an augmented reality eyepiece
US9097890B2 (en) 2010-02-28 2015-08-04 Microsoft Technology Licensing, Llc Grating in a light transmissive illumination system for see-through near-eye display glasses
US8786803B2 (en) * 2010-05-13 2014-07-22 Samsung Display Co., Ltd. Backlight assembly and display apparatus having the same
US8402647B2 (en) 2010-08-25 2013-03-26 Qualcomm Mems Technologies Inc. Methods of manufacturing illumination systems
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
KR101761886B1 (ko) 2011-01-03 2017-07-27 삼성디스플레이 주식회사 표시 장치 및 이의 조립방법
US10288254B2 (en) * 2011-02-25 2019-05-14 3M Innovative Properties Company Front-lit reflective display device
KR101859046B1 (ko) * 2016-04-29 2018-06-28 엘지전자 주식회사 차량용 사용자 인터페이스 장치 및 차량
GB201721814D0 (en) * 2017-12-22 2018-02-07 Optoscribe Ltd Optical apparatus, optical assembly and methods of manufacture thereof
CN110349501B (zh) 2018-04-03 2022-02-22 株式会社小糸制作所 车辆用显示装置
JP7423299B2 (ja) * 2019-12-19 2024-01-29 スタンレー電気株式会社 車両用灯具
US12372705B2 (en) * 2023-07-12 2025-07-29 Cm Visual Technology Corporation Light guide plate with asymmetrical optical microstructures
CN119196593B (zh) * 2024-11-06 2025-05-13 上海捷睿拓科技有限公司 一种照明灯具光路结构及白光校正方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1289065A (zh) * 1999-08-11 2001-03-28 株式会社半导体能源研究所 前光源及电子设备
JP2002251910A (ja) * 2001-02-22 2002-09-06 Alps Electric Co Ltd 照明装置及びこれを用いた液晶表示装置
JP2003066238A (ja) * 2001-08-27 2003-03-05 Yuka Denshi Co Ltd 導光体及びこれを用いた面光源装置とフロントライト装置並びに液晶ディスプレイ装置
CN1400497A (zh) * 2001-08-01 2003-03-05 三星电子株式会社 光导板及其液晶显示装置,以及用此装置显示图像的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100867066B1 (ko) * 2000-09-25 2008-11-04 미츠비시 레이온 가부시키가이샤 면 광원 장치
JP2002169149A (ja) * 2000-12-01 2002-06-14 Mitsubishi Electric Corp 反射型液晶表示装置
JP2002184223A (ja) * 2000-12-14 2002-06-28 Alps Electric Co Ltd 面発光装置及びその製造方法並びに液晶表示装置
US7030945B2 (en) * 2001-08-22 2006-04-18 Nitto Denko Corporation Liquid-crystal display device
US6799860B2 (en) * 2001-10-01 2004-10-05 Rohm Co., Ltd. Point light source-oriented light guiding means and lighting unit utilizing the same
JP4035998B2 (ja) * 2002-01-23 2008-01-23 オムロン株式会社 面光源装置、拡散板及び液晶表示装置
JP3773865B2 (ja) * 2002-03-06 2006-05-10 三洋電機株式会社 導光板および表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1289065A (zh) * 1999-08-11 2001-03-28 株式会社半导体能源研究所 前光源及电子设备
JP2002251910A (ja) * 2001-02-22 2002-09-06 Alps Electric Co Ltd 照明装置及びこれを用いた液晶表示装置
CN1400497A (zh) * 2001-08-01 2003-03-05 三星电子株式会社 光导板及其液晶显示装置,以及用此装置显示图像的方法
JP2003066238A (ja) * 2001-08-27 2003-03-05 Yuka Denshi Co Ltd 導光体及びこれを用いた面光源装置とフロントライト装置並びに液晶ディスプレイ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI490568B (zh) * 2013-03-22 2015-07-01 E Ink Holdings Inc 顯示裝置及其前光模組
US9329327B2 (en) 2013-03-22 2016-05-03 E Ink Holdings Inc. Display and front-light module thereof

Also Published As

Publication number Publication date
US7163330B2 (en) 2007-01-16
CN1550376A (zh) 2004-12-01
US20050002175A1 (en) 2005-01-06
JP2004361914A (ja) 2004-12-24

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