KR920006895A - 배면광을 가진 액정표시장치를 백라이팅하기 위한 시스템 - Google Patents

배면광을 가진 액정표시장치를 백라이팅하기 위한 시스템 Download PDF

Info

Publication number
KR920006895A
KR920006895A KR1019910016302A KR910016302A KR920006895A KR 920006895 A KR920006895 A KR 920006895A KR 1019910016302 A KR1019910016302 A KR 1019910016302A KR 910016302 A KR910016302 A KR 910016302A KR 920006895 A KR920006895 A KR 920006895A
Authority
KR
South Korea
Prior art keywords
light
liquid crystal
light guide
crystal display
backlighting
Prior art date
Application number
KR1019910016302A
Other languages
English (en)
Inventor
제이.하더웨이 케빈
쥬니어 리차드 엠.녹스
에이.아르고 더글라스
알.콘푸에러 게이론
Original Assignee
제이.데이비드 카벨로
콤파크 컴퓨터 코오포레이숀
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 제이.데이비드 카벨로, 콤파크 컴퓨터 코오포레이숀 filed Critical 제이.데이비드 카벨로
Publication of KR920006895A publication Critical patent/KR920006895A/ko

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • 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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to 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
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051—Diffusing sheet or layer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Abstract

내용 없음

Description

배면광을 가진 액정표시장치를 백라이팅 하기 위한 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제5도는 본 발명에 따라서 도광판 및 광원을 구비한 백라이팅 시스템을 도시한 도면
제6도 내지 제7도는 제5도의 상기 백라이팅 시스템의 일부분을 확대한 도면.

Claims (37)

  1. 액정표시장치를 백라이팅 하기 위한 시스템에 있어서, 광을 상기 액정표시자치에 제공하기 위한 평면한 정면부와, 이 정면부에 평행한 복수의 평면부 및 상기 정면부에 대해 소정의 각도로 형성되어 상기 배면 평행부와 연결하도록 고정된 복수의 부면을 포함한 배면부와, 상기 정면부를 통해 전달되는 광을 수신하기 위한 최소 하나의 단부면을 갖는 도광관과, 광을 상기 도광관에 제공하는 상기 도광관의 광을 수신하기 위해 상기 단부면 각각에 인접 배치된 광원 수단과, 상기 도광관을 통해 광이 역반사 되도록 상기 도광관 배면에 평행하게 인접 배치된 반사기 수단을 포함하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  2. 제1항에 있어서, 상기 반사기 수단은 평면이고 상기 도광판 배면부에 인접 배치된 정면부를 가지며, 상기 반사기 수단의 정면부는 일련의 그루브를 구비하며, 상기 그루브의 길이방향축은 상기 부면의 길이 방향 축에 평행인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  3. 제2항에 있어서, 상기 그루브의 길이방향축은 상기 부면의 길이 방향축에 약간 경사지게 배치되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  4. 제1항에 있어서, 상기 반사기 수단은 평면이고 상기 도광관 배면부에 인접 배치된 정면부를 가지며, 상기 반사기 수단의 정면부는 고반사 및 고산란 되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  5. 제3항 또는 제4항에 있어서, 상기 광원 수단 및 상기 광원 수단으로 발생된 광을 상기 도광관에 접속하는 상기 도광관 사이에 분사기 수단을 추가로 포함하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  6. 제5항에 있어서, 상기 분사기 수단은 상기 광원 수단과 접하는 평면을 갖는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  7. 제6항에 있어서, 상기 분사기 수단의 평면은 반사방지막으로 도포되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  8. 제5항에 있어서, 상기 분사기 수단은 상기 광원 및 도광판 사이에 접촉 고착되는 인덱스 정합 물질을 포함하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  9. 제5항에 있어서, 상기 분사기 수단은 상기 광원 수단의 면에 적합하게 형성되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  10. 제5항에 있어서, 상기 분사기 수단은 현상된 프레이넬 렌즈를 갖는 면을 포함하는 것을 특징으로 하는 액정 표시장치를 백라이팅 하기 위한 시스템.
  11. 제10항에 있어서, 상기 프레이넬 렌즈는 원통형 프레이넬 렌즈인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  12. 제3항 또는 제4항에 있어서, 상기 도광관의 광을 수신하기 위한 상기 단부의 각각은 평면을 갖는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  13. 제12항에 있어서, 상기 단부는 반사방지막으로 도포되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  14. 제12항에 있어서, 상기 단부는 현상된 프레이넬 렌즈를 갖는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  15. 제14항에 있어서, 상기 프레이넬 렌즈는 원통형 렌즈인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  16. 제3항 또는 제4항에 있어서, 상기 도광관의 광을 수신하기 위한 상기 단부의 각각은 상기 광원 수단의 면에 적합하게 형성되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  17. 제3항 또는 제4항에 있어서, 상기 광원 수단은 형광 램프인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  18. 제17항에 있어서, 상기 형광 램프는 반사기 램프인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  19. 제17항에 있어서, 상기 형광 램프는 개구형 램프인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  20. 제17항에 있어서, 상기 형광 램프는 냉음극 램프인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  21. 제20항에 있어서, 상기 램프는 부분적으로 절연체로 에워싸여 있는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  22. 제21항에 있어서, 상기 절연체는 상기 램프에 접하는 반사면을 포함한 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  23. 제17항에 있어서, 상기 램프는 열음극 램프인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  24. 제3항 또는 제4항에 있어서, 상기 광원 수단은 균일한 분산 형광 램프를 포함하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  25. 제24항에 있어서, 상기 광원 수단은 상기 도광관에 대해 반사광으로 상기 램프 둘레에 형성된 반사기를 포함하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  26. 제3항 또는 제4항에 있어서, 상기 도광관은 폴리 메틸 메타 크릴레이트로 형성되어 있는 것을 특징으로 하는 액정표시장치를 백라이팅으로 하기 위한 시스템.
  27. 제3항 또는 제4항에 있어서, 상기 평형부에서 상기 부면부의 각은 90 내지 180도 사이의 각인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  28. 제27항에 있어서, 상기 각은 135도의 각인 것을 특징으로 하는 액정표시를 백라이팅 하기 위한 시스템.
  29. 제3항 또는 제4항에 있어서, 연속 부면 거리로부터 이격된 피치는 인간의 가시범위를 초과하여 요구되는 길이 보다 더 작은 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  30. 제29항에 있어서, 상기 피치는 변화되는 것을 특징으로 하는 액정표시장치를 백라이티 하기 위한 시스템.
  31. 제29항에 있어서, 상기 피치는 인치당 최대 1000으로 균일하게 변화되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  32. 제3항 또는 제4항에 있어서, 연속 평행부 사이의 부면부 높이는 2개의 제한점 내에서 변화되는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  33. 제32항에 있어서, 상기 부면부 높이는 대략 1 내지 100미크론인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  34. 제3항 또는 제4항에 있어서, 상기 도광관 정면부에 인접 평행하게 고착된 확산체를 추가로 구비하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  35. 제1항에 있어서, 상기 도광관 정면부에 인접 평행하게 고착된 저산란 확산체를 추가로 구비하는 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  36. 제3항 또는 제4항에 있어서, 상기 부면부는 평면인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
  37. 제3항 또는 제4항에 있어서, 상기 부면부는 원통형 표면부인 것을 특징으로 하는 액정표시장치를 백라이팅 하기 위한 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910016302A 1990-09-27 1991-09-18 배면광을 가진 액정표시장치를 백라이팅하기 위한 시스템 KR920006895A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US589,325 1984-03-14
US07/589,325 US5050946A (en) 1990-09-27 1990-09-27 Faceted light pipe

Publications (1)

Publication Number Publication Date
KR920006895A true KR920006895A (ko) 1992-04-28

Family

ID=24357544

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910016302A KR920006895A (ko) 1990-09-27 1991-09-18 배면광을 가진 액정표시장치를 백라이팅하기 위한 시스템

Country Status (11)

Country Link
US (1) US5050946A (ko)
EP (1) EP0478102B1 (ko)
JP (1) JPH04234729A (ko)
KR (1) KR920006895A (ko)
AT (1) ATE145288T1 (ko)
AU (1) AU646061B2 (ko)
BR (1) BR9104149A (ko)
CA (1) CA2035301A1 (ko)
DE (1) DE69123117D1 (ko)
IL (1) IL99091A0 (ko)
MX (1) MX173611B (ko)

Families Citing this family (275)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353075A (en) * 1988-08-17 1994-10-04 In Focus Systems, Inc. Convertible flat panel display system
US5828427A (en) * 1990-06-11 1998-10-27 Reveo, Inc. Computer-based image display systems having direct and projection modes of viewing
US5801793A (en) * 1994-04-21 1998-09-01 Reveo, Inc. Backlighting construction for use in computer-based display systems having direct and projection viewing modes of operation
US5150960A (en) * 1991-12-06 1992-09-29 General Motors Corporation Rear license plate illumination
US5146354A (en) * 1991-05-07 1992-09-08 Compaq Computer Corporation LCD system with a backlight having a light source at a light pipe's edge and with the LCD enframed
JPH05142535A (ja) * 1991-08-29 1993-06-11 Meitaku Syst:Kk エツジライトパネルの入射光供給装置
EP0559914A1 (en) * 1991-09-27 1993-09-15 KOIKE, Yasuhiro Light-scattering light guide and its manufacture, and applied optics apparatus thereof
JPH05127161A (ja) * 1991-11-07 1993-05-25 Rohm Co Ltd 液晶表示装置及びそのバツクライト
KR970008351B1 (ko) * 1991-12-03 1997-05-23 샤프 가부시끼가이샤 액정 표시 장치
US5438484A (en) * 1991-12-06 1995-08-01 Canon Kabushiki Kaisha Surface lighting device and a display having such a lighting device
JP2692025B2 (ja) * 1992-01-24 1997-12-17 スタンレー電気株式会社 面状発光体装置
JP3025109B2 (ja) * 1992-03-11 2000-03-27 シャープ株式会社 光源および光源装置
US5303322A (en) * 1992-03-23 1994-04-12 Nioptics Corporation Tapered multilayer luminaire devices
US5528720A (en) * 1992-03-23 1996-06-18 Minnesota Mining And Manufacturing Co. Tapered multilayer luminaire devices
US6002829A (en) * 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
US5237641A (en) * 1992-03-23 1993-08-17 Nioptics Corporation Tapered multilayer luminaire devices
US5272327A (en) * 1992-05-26 1993-12-21 Compaq Computer Corporation Constant brightness liquid crystal display backlight control system
CA2097109C (en) * 1992-06-01 2000-01-11 Shozo Kokawa Liquid crystal display
JP2980776B2 (ja) * 1992-06-04 1999-11-22 東ソー株式会社 バックライト
JP3136200B2 (ja) * 1992-07-22 2001-02-19 株式会社日立製作所 液晶表示装置
DE4227468C2 (de) * 1992-08-20 2002-01-17 Teves Gmbh Alfred Elektrische Schaltereinheit, insbesondere zur Steuerung von Klimaanlagen in Kraftfahrzeugen
US5323477A (en) * 1992-08-24 1994-06-21 Motorola, Inc. Contact array imager with integral waveguide and electronics
JPH0695112A (ja) * 1992-09-16 1994-04-08 Hitachi Ltd プリズムプレートおよびそれを用いた情報表示装置
US5339179A (en) * 1992-10-01 1994-08-16 International Business Machines Corp. Edge-lit transflective non-emissive display with angled interface means on both sides of light conducting panel
US5359691A (en) * 1992-10-08 1994-10-25 Briteview Technologies Backlighting system with a multi-reflection light injection system and using microprisms
US5499165A (en) * 1992-10-08 1996-03-12 Holmes, Jr.; Lawrence Transparent edge-lit lighting pane for displays
US5390276A (en) * 1992-10-08 1995-02-14 Briteview Technologies Backlighting assembly utilizing microprisms and especially suitable for use with a liquid crystal display
US5432876C1 (en) * 1992-10-19 2002-05-21 Minnesota Mining & Mfg Illumination devices and optical fibres for use therein
JPH06160638A (ja) * 1992-11-24 1994-06-07 Stanley Electric Co Ltd 照明装置及びその製造方法
US5400224A (en) * 1993-01-08 1995-03-21 Precision Lamp, Inc. Lighting panel
US6426807B1 (en) 1993-01-19 2002-07-30 Canon Kabushiki Kaisha Light guide, illuminating device having the light guide, and image reading device and information processing apparatus having the illuminating device
DE69435168D1 (de) * 1993-01-19 2009-01-02 Canon Kk Längliche Beleuchtungsvorrichtung und Informationsauslesevorrichtung, die eine solche Beleuchtungsvorrichtung aufweist
JPH06314069A (ja) * 1993-03-03 1994-11-08 Fujitsu Ltd 照明装置
US6111622A (en) * 1993-03-12 2000-08-29 Ois Optical Imaging Systems, Inc. Day/night backlight for a liquid crystal display
FR2703008B1 (fr) * 1993-03-25 1995-06-16 Jaeger Tableau de bord de faible epaisseur notamment pour vehicule automobile.
AU6524694A (en) * 1993-03-29 1994-10-24 Precision Lamp, Inc. Flat thin uniform thickness large area light source
AU4263793A (en) * 1993-04-22 1994-11-08 Francois Parmentier Distributed lighting device
JP3781441B2 (ja) * 1993-07-23 2006-05-31 康博 小池 光散乱導光光源装置及び液晶表示装置
US5485354A (en) * 1993-09-09 1996-01-16 Precision Lamp, Inc. Flat panel display lighting system
US5455882A (en) * 1993-09-29 1995-10-03 Associated Universities, Inc. Interactive optical panel
US6313892B2 (en) 1993-10-05 2001-11-06 Teledyne Lighting And Display Products, Inc. Light source utilizing reflective cavity having sloped side surfaces
US5440197A (en) * 1993-10-05 1995-08-08 Tir Technologies, Inc. Backlighting apparatus for uniformly illuminating a display panel
CA2173336C (en) * 1993-10-05 2005-08-16 Philip L. Gleckman Light source for backlighting
US5396350A (en) * 1993-11-05 1995-03-07 Alliedsignal Inc. Backlighting apparatus employing an array of microprisms
US6129439A (en) * 1993-11-05 2000-10-10 Alliedsignal Inc. Illumination system employing an array of multi-faceted microprisms
US5521725A (en) * 1993-11-05 1996-05-28 Alliedsignal Inc. Illumination system employing an array of microprisms
US5428468A (en) * 1993-11-05 1995-06-27 Alliedsignal Inc. Illumination system employing an array of microprisms
US5555329A (en) * 1993-11-05 1996-09-10 Alliesignal Inc. Light directing optical structure
US5477239A (en) * 1993-11-12 1995-12-19 Dell Usa, L.P. Front lighting system for liquid crystal display
US5390085A (en) * 1993-11-19 1995-02-14 Motorola, Inc. Light diffuser for a liquid crystal display
US5598281A (en) * 1993-11-19 1997-01-28 Alliedsignal Inc. Backlight assembly for improved illumination employing tapered optical elements
US5479275A (en) * 1993-12-03 1995-12-26 Ois Optical Imaging Systems, Inc. Backlit liquid crystal display with integral collimating, refracting, and reflecting means which refracts and collimates light from a first light source and reflects light from a second light source
FI95177C (fi) * 1994-01-10 1995-12-27 Nokia Mobile Phones Ltd Elektronisen laitteen valaistulla valintanäppäimistöllä varustettu etupaneeli
US5485291A (en) * 1994-02-22 1996-01-16 Precision Lamp, Inc. Uniformly thin, high efficiency large area lighting panel with two facet grooves that are spaced apart and have light source facing facets with smaller slopes than the facets facing away from the light source
US5982540A (en) 1994-03-16 1999-11-09 Enplas Corporation Surface light source device with polarization function
CA2134902C (en) * 1994-04-07 2000-05-16 Friedrich Bertignoll Light diffusing apparatus
US20050007514A1 (en) * 1994-04-21 2005-01-13 Faris Sadeg M. Backlighting construction for use in computer-based display systems having direct and projection viewing modes of operation
JP3538220B2 (ja) * 1994-05-25 2004-06-14 株式会社エンプラス コーナー部光供給型面光源装置
US5671994A (en) * 1994-06-08 1997-09-30 Clio Technologies, Inc. Flat and transparent front-lighting system using microprisms
US5969343A (en) * 1995-08-24 1999-10-19 Matsushita Electric Industrial Co., Ltd. Linear illumination device
JPH0868910A (ja) * 1994-08-29 1996-03-12 Enplas Corp 面光源装置用導光板及びその製造方法
US5692066A (en) * 1994-09-20 1997-11-25 Neopath, Inc. Method and apparatus for image plane modulation pattern recognition
DE782701T1 (de) * 1994-09-20 1998-11-12 Neopath Inc Vorrichtung zur illuminierung, stabilisierung und homogenisierung
US5506929A (en) * 1994-10-19 1996-04-09 Clio Technologies, Inc. Light expanding system for producing a linear or planar light beam from a point-like light source
AU4409496A (en) * 1994-11-29 1996-06-19 Precision Lamp, Inc. Edge light for panel display
US5579134A (en) * 1994-11-30 1996-11-26 Honeywell Inc. Prismatic refracting optical array for liquid flat panel crystal display backlight
US5659643A (en) * 1995-01-23 1997-08-19 Minnesota Mining And Manufacturing Company Notched fiber array illumination device
TW344032B (en) * 1995-01-27 1998-11-01 Mitsui Toatsu Chemicals Light reflective sheet and light reflector using it
JP3251452B2 (ja) * 1995-01-31 2002-01-28 シャープ株式会社 液晶表示装置におけるバックライト装置
FR2733299B1 (fr) * 1995-04-20 1997-07-04 Valeo Vision Dispositif d'eclairage ou de signalisation de vehicule, notamment automobile, a barreau optique
US5608837A (en) * 1995-05-15 1997-03-04 Clio Technologies, Inc. Transmissive type display and method capable of utilizing ambient light
US5621833A (en) * 1995-06-12 1997-04-15 Lau; Ronnie C. Superposition of two-dimensional arrays
US7108414B2 (en) 1995-06-27 2006-09-19 Solid State Opto Limited Light emitting panel assemblies
US5631994A (en) * 1995-08-23 1997-05-20 Minnesota Mining And Manufacturing Company Structured surface light extraction overlay and illumination system
US7907319B2 (en) 1995-11-06 2011-03-15 Qualcomm Mems Technologies, Inc. Method and device for modulating light with optical compensation
US6104454A (en) * 1995-11-22 2000-08-15 Hitachi, Ltd Liquid crystal display
US5905826A (en) * 1996-01-24 1999-05-18 Minnesota Mining And Manufacturing Co. Conspicuity marking system including light guide and retroreflective structure
US6072551A (en) * 1996-02-14 2000-06-06 Physical Optics Corporation Backlight apparatus for illuminating a display with controlled light output characteristics
US5838403A (en) * 1996-02-14 1998-11-17 Physical Optics Corporation Liquid crystal display system with internally reflecting waveguide for backlighting and non-Lambertian diffusing
US5677972A (en) * 1996-02-21 1997-10-14 Tir Technologies, Inc. High efficiency direct coupling of radiant electromagnetic energy into dielectric wave guide structure
JP2855101B2 (ja) * 1996-03-19 1999-02-10 中強光電股▲ひん▼有限公司 液晶表示パネルのバックライト・システム
DE19610816C2 (de) * 1996-03-19 1999-02-04 Ctx Opto Electronics Corp Hintergrundbeleuchtungssystem für eine Anzeigetafel
US5926601A (en) * 1996-05-02 1999-07-20 Briteview Technologies, Inc. Stacked backlighting system using microprisms
JP3644787B2 (ja) * 1996-05-09 2005-05-11 松下電器産業株式会社 面状照明系
US5914760A (en) * 1996-06-21 1999-06-22 Casio Computer Co., Ltd. Surface light source device and liquid crystal display device using the same
US6005343A (en) * 1996-08-30 1999-12-21 Rakhimov; Alexander Tursunovich High intensity lamp
US5870156A (en) * 1996-09-05 1999-02-09 Northern Telecom Limited Shadow mask for backlit LCD
US5854872A (en) * 1996-10-08 1998-12-29 Clio Technologies, Inc. Divergent angle rotator system and method for collimating light beams
US6473554B1 (en) 1996-12-12 2002-10-29 Teledyne Lighting And Display Products, Inc. Lighting apparatus having low profile
JP4163259B2 (ja) * 1997-01-13 2008-10-08 ミネソタ・マイニング・アンド・マニュファクチャリング・カンパニー 照明デバイス
EP0863422B1 (en) * 1997-03-04 2006-10-04 Matsushita Electric Industrial Co., Ltd. Linear beam irradiator
US6123431A (en) * 1997-03-19 2000-09-26 Sanyo Electric Co., Ltd Backlight apparatus and light guide plate
US6007209A (en) * 1997-03-19 1999-12-28 Teledyne Industries, Inc. Light source for backlighting
EP0867747A3 (en) * 1997-03-25 1999-03-03 Sony Corporation Reflective display device
US6879354B1 (en) * 1997-03-28 2005-04-12 Sharp Kabushiki Kaisha Front-illuminating device and a reflection-type liquid crystal display using such a device
JP3573938B2 (ja) * 1997-03-28 2004-10-06 シャープ株式会社 前方照明装置およびこれを備えた反射型液晶表示装置
US6992733B1 (en) * 1997-04-11 2006-01-31 Micron Technology, Inc. Backlighting system for an LCD
EP1015811B1 (en) * 1997-09-19 2001-06-20 Decoma International Inc. Optics for separation of high and low intensity light
US6151089A (en) * 1998-01-20 2000-11-21 Sony Corporation Reflection type display with light waveguide with inclined and planar surface sections
US6497939B1 (en) * 1998-02-03 2002-12-24 Nippon Zeon Co., Ltd. Flat plate and light guide plate
JPH11259007A (ja) * 1998-03-10 1999-09-24 Sony Corp 反射型表示装置
US8928967B2 (en) 1998-04-08 2015-01-06 Qualcomm Mems Technologies, Inc. Method and device for modulating light
US6134092A (en) * 1998-04-08 2000-10-17 Teledyne Lighting And Display Products, Inc. Illumination device for non-emissive displays
KR100703140B1 (ko) 1998-04-08 2007-04-05 이리다임 디스플레이 코포레이션 간섭 변조기 및 그 제조 방법
JP3119241B2 (ja) 1998-07-01 2000-12-18 日本電気株式会社 液晶表示装置
US6428198B1 (en) 1998-07-07 2002-08-06 Alliedsignal Inc. Display system having a light source separate from a display device
US6234656B1 (en) 1998-08-20 2001-05-22 Physical Optics Corporation Fiber optic luminaire
JP2000214460A (ja) * 1999-01-25 2000-08-04 Sharp Corp バックライト装置
JP2000214792A (ja) * 1999-01-26 2000-08-04 Ohtsu Tire & Rubber Co Ltd :The バックライトユニット、バックライト及びそれに用いるスペ―スシ―ト
DE19961390A1 (de) * 1999-12-20 2001-06-21 Mannesmann Vdo Ag Lichtleiter
US6347874B1 (en) 2000-02-16 2002-02-19 3M Innovative Properties Company Wedge light extractor with risers
US7097913B2 (en) * 2000-05-24 2006-08-29 Kabushiki Kaisha Kawai Gakki Seisakusho Decorative article having translucent wood veneer
US6639349B1 (en) * 2000-06-16 2003-10-28 Rockwell Collins, Inc. Dual-mode LCD backlight
JP4519277B2 (ja) * 2000-06-23 2010-08-04 東芝モバイルディスプレイ株式会社 液晶表示装置
JP3932407B2 (ja) * 2000-07-03 2007-06-20 ミネベア株式会社 面状照明装置
EP1215526A4 (en) * 2000-07-11 2005-11-30 Mitsubishi Chem Corp SURFACE LIGHT SOURCE DEVICE
US8177407B2 (en) 2000-08-31 2012-05-15 Hitachi Displays, Ltd. Plane-like lighting units and display equipment provided therewith
JP4023079B2 (ja) * 2000-08-31 2007-12-19 株式会社日立製作所 面状照明装置及びこれを備えた表示装置
JP2002148615A (ja) * 2000-11-08 2002-05-22 Nitto Denko Corp 光学フィルム及び反射型液晶表示装置
US6592234B2 (en) 2001-04-06 2003-07-15 3M Innovative Properties Company Frontlit display
US6738051B2 (en) 2001-04-06 2004-05-18 3M Innovative Properties Company Frontlit illuminated touch panel
KR100765138B1 (ko) * 2001-04-09 2007-10-15 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치
FR2826707B1 (fr) * 2001-06-28 2004-02-06 Brandt Cooking Dispositif d'eclairage reparti, notamment pour l'eclairage d'une cavite
US6576887B2 (en) 2001-08-15 2003-06-10 3M Innovative Properties Company Light guide for use with backlit display
KR100789138B1 (ko) * 2001-09-05 2007-12-27 삼성전자주식회사 조명장치 및 이를 적용한 반사형 액정표시장치
US6966684B2 (en) * 2001-09-13 2005-11-22 Gelcore, Llc Optical wave guide
EP1444502A4 (en) * 2001-10-11 2007-05-09 Sentelligence Inc SPECTRAL LINEAR AND LOW PRICE SPECTRAL SENSORS BASED ON COMBINATIONS OF SOURCES AND TRANSISTORIZED LUBRICANT SURVEILLANCE MONITORS AND FUNCTIONAL FLUIDS
ITTV20010156A1 (it) 2001-11-30 2003-05-30 Vetraria Biancadese Sas Soc Apparecchio di illuminazione di ambienti interni di edifici civili
AU2002313597A1 (en) * 2001-12-27 2003-07-15 Samsung Electronics Co. Ltd. Liquid crystal display apparatus
US6796700B2 (en) * 2002-02-02 2004-09-28 Edward Robert Kraft Flat panel luminaire with remote light source and hollow light pipe for back lit signage applications
WO2003091771A1 (en) 2002-04-25 2003-11-06 Koninklijke Philips Electronics N.V. Compact lighting system and display device
JP2006505830A (ja) * 2002-11-07 2006-02-16 ソニー インターナショナル （ヨーロッパ） ゲゼルシャフト ミット ベシュレンクテル ハフツング プロジェクタシステムのための照明装置
US7063449B2 (en) * 2002-11-21 2006-06-20 Element Labs, Inc. Light emitting diode (LED) picture element
JP3767544B2 (ja) * 2002-11-25 2006-04-19 セイコーエプソン株式会社 光学装置、照明装置及びプロジェクタ
TWI289708B (en) 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
US7417782B2 (en) 2005-02-23 2008-08-26 Pixtronix, Incorporated Methods and apparatus for spatial light modulation
TW595723U (en) * 2003-03-06 2004-06-21 Taiwan Nano Electro Opt Tech Adjusting device for brightness and darkness area of point source
US7099553B1 (en) * 2003-04-08 2006-08-29 Poa Sona, Inc. Apparatus and method for generating a lamina of light
US7459713B2 (en) * 2003-08-14 2008-12-02 Microptix Technologies, Llc Integrated sensing system approach for handheld spectral measurements having a disposable sample handling apparatus
US7443462B2 (en) * 2003-09-23 2008-10-28 Yao-Der Huang Light guide plate structure with inlaid block-shaped light scattering elements protruding out bottom and back light module
TW200515063A (en) * 2003-10-31 2005-05-01 Hon Hai Prec Ind Co Ltd Back light source device and the light guide plate
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
JP4262113B2 (ja) * 2004-02-13 2009-05-13 シチズン電子株式会社 バックライト
US7706050B2 (en) 2004-03-05 2010-04-27 Qualcomm Mems Technologies, Inc. Integrated modulator illumination
FR2868551B1 (fr) * 2004-04-02 2006-08-04 Essilor Int Conduit optique destine a la realisation d'un agencement d'affichage electronique
KR20050107033A (ko) * 2004-05-07 2005-11-11 삼성전자주식회사 발광 다이오드 모듈 및 이를 구비한 액정표시장치
US7813026B2 (en) 2004-09-27 2010-10-12 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
US7750886B2 (en) 2004-09-27 2010-07-06 Qualcomm Mems Technologies, Inc. Methods and devices for lighting displays
US7502159B2 (en) 2005-02-23 2009-03-10 Pixtronix, Inc. Methods and apparatus for actuating displays
US9158106B2 (en) 2005-02-23 2015-10-13 Pixtronix, Inc. Display methods and apparatus
US20070205969A1 (en) 2005-02-23 2007-09-06 Pixtronix, Incorporated Direct-view MEMS display devices and methods for generating images thereon
US8482496B2 (en) 2006-01-06 2013-07-09 Pixtronix, Inc. Circuits for controlling MEMS display apparatus on a transparent substrate
US7271945B2 (en) 2005-02-23 2007-09-18 Pixtronix, Inc. Methods and apparatus for actuating displays
US7742016B2 (en) 2005-02-23 2010-06-22 Pixtronix, Incorporated Display methods and apparatus
US7999994B2 (en) 2005-02-23 2011-08-16 Pixtronix, Inc. Display apparatus and methods for manufacture thereof
US7304785B2 (en) 2005-02-23 2007-12-04 Pixtronix, Inc. Display methods and apparatus
US8519945B2 (en) 2006-01-06 2013-08-27 Pixtronix, Inc. Circuits for controlling display apparatus
US7616368B2 (en) 2005-02-23 2009-11-10 Pixtronix, Inc. Light concentrating reflective display methods and apparatus
US7304786B2 (en) 2005-02-23 2007-12-04 Pixtronix, Inc. Methods and apparatus for bi-stable actuation of displays
US7746529B2 (en) 2005-02-23 2010-06-29 Pixtronix, Inc. MEMS display apparatus
US9261694B2 (en) 2005-02-23 2016-02-16 Pixtronix, Inc. Display apparatus and methods for manufacture thereof
US7405852B2 (en) 2005-02-23 2008-07-29 Pixtronix, Inc. Display apparatus and methods for manufacture thereof
US9229222B2 (en) 2005-02-23 2016-01-05 Pixtronix, Inc. Alignment methods in fluid-filled MEMS displays
US8159428B2 (en) 2005-02-23 2012-04-17 Pixtronix, Inc. Display methods and apparatus
US8310442B2 (en) 2005-02-23 2012-11-13 Pixtronix, Inc. Circuits for controlling display apparatus
US9082353B2 (en) 2010-01-05 2015-07-14 Pixtronix, Inc. Circuits for controlling display apparatus
US7755582B2 (en) 2005-02-23 2010-07-13 Pixtronix, Incorporated Display methods and apparatus
US7675665B2 (en) 2005-02-23 2010-03-09 Pixtronix, Incorporated Methods and apparatus for actuating displays
CN1869738A (zh) * 2005-05-24 2006-11-29 鸿富锦精密工业（深圳）有限公司 导光元件和其制备方法，以及其背光模组
TW200641416A (en) * 2005-05-31 2006-12-01 Bright View Electronics Co Ltd A lighting device providing longitudinal illumination
US7719021B2 (en) * 2005-06-28 2010-05-18 Lighting Science Group Corporation Light efficient LED assembly including a shaped reflective cavity and method for making same
WO2007002476A2 (en) * 2005-06-28 2007-01-04 Lamina Ceramics, Inc. Backlight module display with optical coupler and lightguide
KR20070033137A (ko) * 2005-09-21 2007-03-26 삼성전자주식회사 광학판, 이의 제조 방법 및 이를 갖는 표시 장치
FR2891891B1 (fr) * 2005-10-11 2013-08-30 Valeo Vision Dispositif d'eclairage ou de signalisation a guide optique pour vehicule automobile
US7916980B2 (en) 2006-01-13 2011-03-29 Qualcomm Mems Technologies, Inc. Interconnect structure for MEMS device
US7551814B1 (en) 2006-02-21 2009-06-23 National Semiconductor Corporation Optical detection of user interaction based on external light source
US8526096B2 (en) 2006-02-23 2013-09-03 Pixtronix, Inc. Mechanical light modulators with stressed beams
US7740387B2 (en) * 2006-05-24 2010-06-22 3M Innovative Properties Company Backlight wedge with side mounted light source
US7607814B2 (en) 2006-05-24 2009-10-27 3M Innovative Properties Company Backlight with symmetric wedge shaped light guide input portion with specular reflective surfaces
US7660509B2 (en) 2006-05-24 2010-02-09 3M Innovative Properties Company Backlight asymmetric light input wedge
US7317182B2 (en) * 2006-05-24 2008-01-08 3M Innovative Properties Company Backlight wedge with encapsulated light source
US7810980B2 (en) * 2006-05-25 2010-10-12 I2Ic Corporation Multi-colored illuminator
US7876489B2 (en) 2006-06-05 2011-01-25 Pixtronix, Inc. Display apparatus with optical cavities
US7661840B1 (en) 2006-06-21 2010-02-16 Ilight Technologies, Inc. Lighting device with illuminated front panel
US7766498B2 (en) 2006-06-21 2010-08-03 Qualcomm Mems Technologies, Inc. Linear solid state illuminator
US7845841B2 (en) 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
EP2366945A1 (en) 2006-10-06 2011-09-21 Qualcomm Mems Technologies, Inc. Optical loss layer integrated in an illumination apparatus of a display
US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
EP2080045A1 (en) 2006-10-20 2009-07-22 Pixtronix Inc. Light guides and backlight systems incorporating light redirectors at varying densities
US7864395B2 (en) 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
US7690811B2 (en) * 2006-11-17 2010-04-06 General Electric Company System for improved backlight illumination uniformity
US9176318B2 (en) 2007-05-18 2015-11-03 Pixtronix, Inc. Methods for manufacturing fluid-filled MEMS displays
US7852546B2 (en) 2007-10-19 2010-12-14 Pixtronix, Inc. Spacers for maintaining display apparatus alignment
BRPI0806797A2 (pt) * 2007-01-19 2011-09-13 Koninkl Philips Electronics Nv dispositivo de iluminação para iluminar uma superfìcie
RU2464597C2 (ru) * 2007-01-19 2012-10-20 Конинклейке Филипс Электроникс Н.В. Осветительное устройство
US7777954B2 (en) 2007-01-30 2010-08-17 Qualcomm Mems Technologies, Inc. Systems and methods of providing a light guiding layer
US7733439B2 (en) 2007-04-30 2010-06-08 Qualcomm Mems Technologies, Inc. Dual film light guide for illuminating displays
US9040808B2 (en) * 2007-05-01 2015-05-26 Morgan Solar Inc. Light-guide solar panel and method of fabrication thereof
US7873257B2 (en) * 2007-05-01 2011-01-18 Morgan Solar Inc. Light-guide solar panel and method of fabrication thereof
US9337373B2 (en) 2007-05-01 2016-05-10 Morgan Solar Inc. Light-guide solar module, method of fabrication thereof, and panel made therefrom
EP2145216A1 (de) * 2007-05-04 2010-01-20 Noctron Soparfi S.A. Beleuchtungsvorrichtung sowie flüssigkristall-bildschirm mit einer solchen beleuchtungsvorrichtung
JP2010527100A (ja) * 2007-05-11 2010-08-05 アールピーオー・ピーティワイ・リミテッド 透過性ボディ
US8585273B2 (en) * 2007-07-31 2013-11-19 Rambus Delaware Llc Illumination assembly including wavelength converting material
US20090034230A1 (en) * 2007-07-31 2009-02-05 Luminus Devices, Inc. Illumination assembly including wavelength converting material having spatially varying density
TWI349795B (en) * 2007-08-06 2011-10-01 Coretronic Corp Light guide plate and backlight module using the same
WO2009035986A2 (en) * 2007-09-10 2009-03-19 Banyan Energy, Inc Compact optics for concentration, aggregation and illumination of light energy
US8412010B2 (en) 2007-09-10 2013-04-02 Banyan Energy, Inc. Compact optics for concentration and illumination systems
US7672549B2 (en) * 2007-09-10 2010-03-02 Banyan Energy, Inc. Solar energy concentrator
JP5225015B2 (ja) * 2007-10-19 2013-07-03 富士フイルム株式会社 導光板
JP2009116109A (ja) * 2007-11-07 2009-05-28 Sumitomo Chemical Co Ltd 液晶表示装置
JP2009122470A (ja) * 2007-11-16 2009-06-04 Sumitomo Chemical Co Ltd 集光層付き光拡散板
WO2009102731A2 (en) 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
US8654061B2 (en) 2008-02-12 2014-02-18 Qualcomm Mems Technologies, Inc. Integrated front light solution
US8248560B2 (en) 2008-04-18 2012-08-21 Pixtronix, Inc. Light guides and backlight systems incorporating prismatic structures and light redirectors
US8049951B2 (en) 2008-04-15 2011-11-01 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
TWI359961B (en) * 2008-04-16 2012-03-11 Univ Nat Taiwan Science Tech Light-concentrating panel
JP5451754B2 (ja) 2008-05-28 2014-03-26 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 ターニング微細構造を有する光導波路パネル及びその製造方法、並びにディスプレイ装置
KR101307500B1 (ko) * 2008-08-26 2013-09-11 딩구오 판 반사판, 평판형 램프 및 그를 포함하는 평판형 조명용구
US8616736B2 (en) 2008-08-26 2013-12-31 Dingguo Pan Circular light-reflecting plate with triangular oriented prisms having identical cross section and circular plate lamp made therefrom
WO2010040053A1 (en) * 2008-10-02 2010-04-08 Richard Morris Knox Solar energy concentrator
US8169679B2 (en) 2008-10-27 2012-05-01 Pixtronix, Inc. MEMS anchors
EP2209028A1 (en) * 2009-01-14 2010-07-21 Ushio Denki Kabushiki Kaisha Linear light source unit and image reader
US8172417B2 (en) 2009-03-06 2012-05-08 Qualcomm Mems Technologies, Inc. Shaped frontlight reflector for use with display
TWM368091U (en) * 2009-03-06 2009-11-01 Chunghwa Picture Tubes Ltd Lightweight light guide plate and its backlight module
US8474991B2 (en) * 2009-04-24 2013-07-02 Sergio Alejandro Ortiz-Gavin Photographic lighting apparatus and systems
WO2010138763A1 (en) 2009-05-29 2010-12-02 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof
US20110090489A1 (en) * 2009-10-21 2011-04-21 Robert Bishop Method and Apparatus for Detecting Small Reflectivity Variations in Electronic Parts at High Speed
KR20120132680A (ko) 2010-02-02 2012-12-07 픽스트로닉스 인코포레이티드 저온 실 유체 충전된 디스플레이 장치의 제조 방법
WO2011097258A1 (en) 2010-02-02 2011-08-11 Pixtronix, Inc. Circuits for controlling display apparatus
US8651725B2 (en) * 2010-09-30 2014-02-18 Global Lighting Technology Inc. Backlight module
CN103238091A (zh) 2010-10-28 2013-08-07 榕树能量公司 用于聚集和照明系统的变向光学装置
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
US8885995B2 (en) 2011-02-07 2014-11-11 Morgan Solar Inc. Light-guide solar energy concentrator
CN102087562B (zh) * 2011-02-28 2013-06-05 鸿富锦精密工业（深圳）有限公司 用于红外触摸屏的光路结构
US8534899B2 (en) * 2011-04-12 2013-09-17 Shenzhen China Star Optoelectronics Technology Co., Ltd. Backlight module and its light guide plate module
US8384999B1 (en) 2012-01-09 2013-02-26 Cerr Limited Optical modules
US8328403B1 (en) 2012-03-21 2012-12-11 Morgan Solar Inc. Light guide illumination devices
US20130279194A1 (en) * 2012-04-22 2013-10-24 Liteideas, Llc Light emitting systems and related methods
US9188731B2 (en) 2012-05-18 2015-11-17 Reald Inc. Directional backlight
JP6275142B2 (ja) * 2012-08-23 2018-02-07 フィリップス ライティング ホールディング ビー ヴィ Ｌｅｄ及び改良反射コリメータを備えた照明デバイス
US9134552B2 (en) 2013-03-13 2015-09-15 Pixtronix, Inc. Display apparatus with narrow gap electrostatic actuators
US9611016B2 (en) * 2013-05-22 2017-04-04 Koninklijke Philips N.V. Method and system for preventing fouling of surfaces
KR102366346B1 (ko) * 2013-10-14 2022-02-23 리얼디 스파크, 엘엘씨 지향성 백라이트를 위한 광 입력
EP3209929B1 (en) * 2014-03-06 2020-02-19 Ortana Elektronik Yazilim Taah. San. ve Tic. A.S. Signalling light for traffic control
CN107003563B (zh) 2014-10-08 2021-01-12 瑞尔D斯帕克有限责任公司 定向背光源
US20160313499A1 (en) * 2014-11-12 2016-10-27 Invuity, Inc. Thermally controlled illumination devices
US20170336550A1 (en) * 2014-11-24 2017-11-23 Thomson Licensing Light emission structure and device with light emission structure
CN104570194A (zh) * 2014-12-31 2015-04-29 深圳市华星光电技术有限公司 一种导光板及显示模组
RU2596062C1 (ru) 2015-03-20 2016-08-27 Автономная Некоммерческая Образовательная Организация Высшего Профессионального Образования "Сколковский Институт Науки И Технологий" Способ коррекции изображения глаз с использованием машинного обучения и способ машинного обучения
WO2016168345A1 (en) 2015-04-13 2016-10-20 Reald Inc. Wide angle imaging directional backlights
US10007115B2 (en) 2015-08-12 2018-06-26 Daqri, Llc Placement of a computer generated display with focal plane at finite distance using optical devices and a see-through head-mounted display incorporating the same
WO2017120247A1 (en) 2016-01-05 2017-07-13 Reald Spark, Llc Gaze correction of multi-view images
CN114554177A (zh) 2016-05-19 2022-05-27 瑞尔D斯帕克有限责任公司 广角成像定向背光源
EP3464996B1 (en) 2016-05-23 2022-09-14 RealD Spark, LLC Wide angle imaging directional backlights
US10649209B2 (en) 2016-07-08 2020-05-12 Daqri Llc Optical combiner apparatus
TWI612251B (zh) * 2017-01-03 2018-01-21 聯嘉光電股份有限公司 發光裝置
EP3566094B1 (en) 2017-01-04 2023-12-06 RealD Spark, LLC Optical stack for imaging directional backlights
US10481678B2 (en) 2017-01-11 2019-11-19 Daqri Llc Interface-based modeling and design of three dimensional spaces using two dimensional representations
EP3607387A4 (en) 2017-04-03 2020-11-25 RealD Spark, LLC SEGMENTED DIRECTIONAL IMAGING BACKLIGHT
EP4293574A3 (en) 2017-08-08 2024-04-03 RealD Spark, LLC Adjusting a digital representation of a head region
US11070791B2 (en) 2017-11-06 2021-07-20 Reald Spark, Llc Privacy display apparatus
CA3089477A1 (en) 2018-01-25 2019-08-01 Reald Spark, Llc Touch screen for privacy display
US10488666B2 (en) 2018-02-10 2019-11-26 Daqri, Llc Optical waveguide devices, methods and systems incorporating same
JP7063068B2 (ja) * 2018-03-30 2022-05-09 豊田合成株式会社 照明装置
RU184527U1 (ru) * 2018-05-08 2018-10-30 Федеральное государственное бюджетное образовательное учреждение высшего образования "Юго-Западный государственный университет" (ЮЗГУ) Осветительное устройство
US10739513B2 (en) 2018-08-31 2020-08-11 RAB Lighting Inc. Apparatuses and methods for efficiently directing light toward and away from a mounting surface
US10801679B2 (en) 2018-10-08 2020-10-13 RAB Lighting Inc. Apparatuses and methods for assembling luminaires
US11125993B2 (en) 2018-12-10 2021-09-21 Facebook Technologies, Llc Optical hyperfocal reflective systems and methods, and augmented reality and/or virtual reality displays incorporating same
WO2020123561A1 (en) 2018-12-10 2020-06-18 Daqri, Llc Adaptive viewports for hypervocal viewport (hvp) displays
WO2020146683A1 (en) 2019-01-09 2020-07-16 Daqri, Llc Non-uniform sub-pupil reflectors and methods in optical waveguides for ar, hmd and hud applications
JP7414621B2 (ja) * 2020-04-03 2024-01-16 株式会社ジャパンディスプレイ 発光装置及び照明装置
CN116194812A (zh) 2020-09-16 2023-05-30 瑞尔D斯帕克有限责任公司 车辆外部照明装置
US11863730B2 (en) 2021-12-07 2024-01-02 Snap Inc. Optical waveguide combiner systems and methods
WO2024030274A1 (en) 2022-08-02 2024-02-08 Reald Spark, Llc Pupil tracking near-eye display

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827573C2 (de) * 1978-06-23 1983-02-03 Blaupunkt-Werke Gmbh, 3200 Hildesheim Großflächige Lichtquelle
US4257084A (en) * 1979-02-21 1981-03-17 Reynolds Christopher H Display device
EP0029638B1 (en) * 1979-11-27 1984-02-01 Combined Optical Industries Limited Laminar light guide and an instrument display means comprising such a light guide
DE3033141C2 (de) * 1980-09-03 1983-02-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Lichtleiter in einem Anzeigetableau
DE3123369A1 (de) * 1981-06-12 1983-02-03 Vdo Schindling Lichtleiter
US4528617A (en) * 1982-02-08 1985-07-09 Sheltered Workshop For The Disabled, Inc. Light distribution apparatus
JPH0797444B2 (ja) * 1983-05-13 1995-10-18 セイコーエプソン株式会社 平面光源
JPS6134583A (ja) * 1984-07-26 1986-02-18 シャープ株式会社 照明装置
FR2576441A1 (fr) * 1985-01-22 1986-07-25 Blanchet Pierre Dispositif d'affichage lumineux
DE3605000A1 (de) * 1985-02-22 1986-09-04 Sharp Kk Beleuchtungsvorrichtung
JPS6273206A (ja) * 1985-09-27 1987-04-03 Hitachi Ltd 導光板
US4799137A (en) * 1987-03-24 1989-01-17 Minnesota Mining And Manufacturing Company Reflective film
JPS63271301A (ja) * 1987-04-30 1988-11-09 Alps Electric Co Ltd 光シヤツタアレイ用光源
JPS63287803A (ja) * 1987-05-20 1988-11-24 Sumitomo Electric Ind Ltd 光照射装置
DE3825436A1 (de) * 1987-09-11 1989-03-23 Inotec Gmbh Ges Fuer Innovativ Beleuchtete anzeigeeinheit, insbesondere hausnummer, verkehrsschild, werbetraeger
US4883333A (en) * 1987-10-13 1989-11-28 Yanez Serge J Integrated, solid, optical device
JPH0272388A (ja) * 1988-09-07 1990-03-12 Hitachi Ltd 照明装置

Also Published As

Publication number Publication date
MX173611B (es) 1994-03-17
US5050946A (en) 1991-09-24
IL99091A0 (en) 1992-07-15
ATE145288T1 (de) 1996-11-15
JPH04234729A (ja) 1992-08-24
AU646061B2 (en) 1994-02-03
BR9104149A (pt) 1992-06-02
CA2035301A1 (en) 1992-03-28
AU8165691A (en) 1992-04-02
EP0478102B1 (en) 1996-11-13
DE69123117D1 (de) 1996-12-19
EP0478102A2 (en) 1992-04-01
EP0478102A3 (en) 1992-09-16

Similar Documents

Publication Publication Date Title
KR920006895A (ko) 배면광을 가진 액정표시장치를 백라이팅하기 위한 시스템
US5202950A (en) Backlighting system with faceted light pipes
US7370999B2 (en) Light guide plate and surface light source using same
KR101010441B1 (ko) 직선형 조명원
US5485354A (en) Flat panel display lighting system
US7614775B2 (en) Light guide member, planar lighting device using the same, and rod-type lighting device
JP3012462B2 (ja) 導光板並びにこれを用いた面光源及び非発光型表示装置
EP1070220B1 (en) Illumination device for non-emissive displays
US7374329B2 (en) Light guide device and a backlight module using the same
KR100428829B1 (ko) 광학유닛, 도광판 및 액정표시장치
US7334934B2 (en) Light guide device and a backlight module using the same
CA2345345A1 (en) Illumination system having an array of linear prisms
US20060104089A1 (en) Light guide plate and a backlight module using the same
JP4653326B2 (ja) 照明装置
US7708445B2 (en) Light guide device and backlight module using the same
JP2004296298A (ja) バックライト装置及び液晶表示装置
US4992916A (en) Prismatic illuminator for flat panel display
US6788470B2 (en) Light collimating system
JPH0921907A (ja) プリズムシート及びそれを用いた照光装置
JPH09292531A (ja) 導光板および光偏向板ならびに平面照明装置
JPH0581909B2 (ko)
JPH10123517A (ja) 導光板および平面照明装置
JPH11102609A (ja) 導光板および平面照明装置
WO1995032390A1 (en) Liquid crystal display backlight
JPH06230376A (ja) 照明装置

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid