ATE269511T1 - Beleuchtungs system mit prismatische lineare anordnung - Google Patents

Beleuchtungs system mit prismatische lineare anordnung

Info

Publication number
ATE269511T1
ATE269511T1 AT99949842T AT99949842T ATE269511T1 AT E269511 T1 ATE269511 T1 AT E269511T1 AT 99949842 T AT99949842 T AT 99949842T AT 99949842 T AT99949842 T AT 99949842T AT E269511 T1 ATE269511 T1 AT E269511T1
Authority
AT
Austria
Prior art keywords
light
waveguide
illumination system
light output
light directing
Prior art date
Application number
AT99949842T
Other languages
German (de)
English (en)
Inventor
Karl W Beeson
Hans Zou
Original Assignee
Allied Signal Inc
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 Allied Signal Inc filed Critical Allied Signal Inc
Application granted granted Critical
Publication of ATE269511T1 publication Critical patent/ATE269511T1/de

Links

Classifications

    • 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
    • G02B6/0035—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
    • G02B6/005—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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
    • G02B6/0033—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Revetment (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
AT99949842T 1998-09-25 1999-09-23 Beleuchtungs system mit prismatische lineare anordnung ATE269511T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/160,941 US6305811B1 (en) 1998-09-25 1998-09-25 Illumination system having an array of linear prisms
PCT/US1999/022174 WO2000019145A1 (en) 1998-09-25 1999-09-23 Illumination system having an array of linear prisms

Publications (1)

Publication Number Publication Date
ATE269511T1 true ATE269511T1 (de) 2004-07-15

Family

ID=22579123

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99949842T ATE269511T1 (de) 1998-09-25 1999-09-23 Beleuchtungs system mit prismatische lineare anordnung

Country Status (10)

Country Link
US (1) US6305811B1 (https=)
EP (1) EP1115999B1 (https=)
JP (1) JP2002525838A (https=)
KR (1) KR100690096B1 (https=)
CN (1) CN1124434C (https=)
AT (1) ATE269511T1 (https=)
AU (1) AU6262599A (https=)
CA (1) CA2345345A1 (https=)
DE (1) DE69918143T2 (https=)
WO (1) WO2000019145A1 (https=)

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JP3730077B2 (ja) * 2000-03-01 2005-12-21 日本板硝子株式会社 導光体
TW503646B (en) * 2000-03-16 2002-09-21 Nippon Sheet Glass Co Ltd Line illuminating device
JP4439084B2 (ja) * 2000-06-14 2010-03-24 日東電工株式会社 液晶表示装置
JP2002050219A (ja) * 2000-07-25 2002-02-15 Internatl Business Mach Corp <Ibm> 面状光源装置、導光板、表示装置
TW507086B (en) * 2000-07-26 2002-10-21 Shih-King Lee Polarized separating back light source module
JP2002124112A (ja) 2000-08-07 2002-04-26 Sharp Corp バックライト及び液晶表示装置
KR100867066B1 (ko) * 2000-09-25 2008-11-04 미츠비시 레이온 가부시키가이샤 면 광원 장치
JP3928395B2 (ja) * 2001-09-21 2007-06-13 オムロン株式会社 面光源装置
JP4048049B2 (ja) * 2001-12-21 2008-02-13 株式会社エンプラス 面光源装置及び液晶表示装置
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
KR20030085986A (ko) * 2002-05-03 2003-11-07 나노엘시디(주) 반사층을 가진 도광판
AU2002349657A1 (en) * 2002-11-29 2004-06-23 Fujitsu Limited Illumination device and liquid crystal display device
KR100897504B1 (ko) * 2002-12-03 2009-05-15 삼성전자주식회사 백라이트 어셈블리
JP3942538B2 (ja) * 2002-12-16 2007-07-11 富士通化成株式会社 面照明装置と液晶表示装置
TW583474B (en) * 2003-05-12 2004-04-11 Au Optronics Corp Back light module and liquid crystal display
KR20050032838A (ko) * 2003-10-02 2005-04-08 엘지.필립스 엘시디 주식회사 액정표시장치용 백라이트 유닛
US20050201103A1 (en) * 2004-03-12 2005-09-15 Honeywell International Inc. Luminaires with batwing light distribution
US7258467B2 (en) * 2004-03-12 2007-08-21 Honeywell International, Inc. Low profile direct/indirect luminaires
US7195374B2 (en) * 2004-03-12 2007-03-27 Honeywell International, Inc. Luminaires for artificial lighting
JP4093990B2 (ja) * 2004-05-26 2008-06-04 日本板硝子株式会社 導光体、ライン照明装置および画像読取装置
KR101133756B1 (ko) * 2004-08-30 2012-04-09 삼성전자주식회사 도광판과 이를 구비한 백라이트 어셈블리 및 액정표시장치
KR100714457B1 (ko) * 2005-06-20 2007-05-04 한국에너지기술연구원 빛의 산란을 유도하는 광추출기
GB2428303A (en) * 2005-07-08 2007-01-24 Sharp Kk An illumination system for switching a display between a public and private viewing mode
US7452120B2 (en) * 2006-03-24 2008-11-18 Rohm And Haas Denmark Finance A/S Illumination apparatus and film
CN101553745B (zh) * 2006-04-21 2012-04-18 皇家飞利浦电子股份有限公司 照明系统
CN200968993Y (zh) * 2006-09-20 2007-10-31 鸿富锦精密工业（深圳）有限公司 导光板及具有该导光板的背光模组
KR100811032B1 (ko) * 2006-10-17 2008-03-06 삼성전기주식회사 모노리틱 조명장치
KR100903028B1 (ko) 2007-01-15 2009-06-18 제일모직주식회사 쐐기형 배면프리즘을 포함하는 액정표시장치 백라이트 유닛용 도광판
CN101652692A (zh) * 2007-03-30 2010-02-17 柯尼卡美能达精密光学株式会社 光源单元
US8414162B2 (en) * 2007-04-12 2013-04-09 Koninklijke Philips Electronics N.V. Light guide and light-output device
KR101407292B1 (ko) * 2007-06-08 2014-06-16 엘지디스플레이 주식회사 백라이트 유닛
EP2333403A4 (en) 2008-08-26 2012-04-18 Dingguo Pan REFLECTIVE PLATE, PLANAR LAMP AND MOUNT FOR THE PLANAR LAMP THEREWITH
TWI421590B (zh) * 2010-09-17 2014-01-01 Au Optronics Corp 可切換視角的顯示器及其背光模組
WO2012148928A2 (en) 2011-04-26 2012-11-01 Inteled Corporation Product lighting refrigeration door
US9688190B1 (en) * 2016-03-15 2017-06-27 Ford Global Technologies, Llc License plate illumination system
IL293582B2 (en) * 2019-12-09 2026-03-01 Oliveira Egalon Claudio System and method for side illumination of waveguides

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US5359691A (en) 1992-10-08 1994-10-25 Briteview Technologies Backlighting system with a multi-reflection light injection system and using microprisms
US5390276A (en) 1992-10-08 1995-02-14 Briteview Technologies Backlighting assembly utilizing microprisms and especially suitable for use with a liquid crystal display
US5428468A (en) * 1993-11-05 1995-06-27 Alliedsignal Inc. Illumination system employing an array of microprisms
US5982540A (en) * 1994-03-16 1999-11-09 Enplas Corporation Surface light source device with polarization function
US5671994A (en) * 1994-06-08 1997-09-30 Clio Technologies, Inc. Flat and transparent front-lighting system using microprisms
JP3653308B2 (ja) * 1995-08-01 2005-05-25 日東樹脂工業株式会社 面光源装置及び液晶ディスプレイ
WO1998012593A1 (en) * 1996-09-23 1998-03-26 Philips Electronics N.V. Illumination system for a flat-panel picture display device
EP0879991A3 (en) * 1997-05-13 1999-04-21 Matsushita Electric Industrial Co., Ltd. Illuminating system
US6036340A (en) * 1998-03-03 2000-03-14 Ford Global Technologies, Inc. Dimpled manifold optical element for a vehicle lighting system
JP3625642B2 (ja) * 1998-03-26 2005-03-02 アルプス電気株式会社 液晶表示装置
US6185357B1 (en) * 1998-09-10 2001-02-06 Honeywell International Inc. Illumination system using edge-illuminated hollow waveguide and lenticular optical structures
US6106128A (en) * 1998-09-11 2000-08-22 Honeywell International Inc. Illumination system having edge-illuminated waveguide and separate components for extracting and directing light

Also Published As

Publication number Publication date
CN1124434C (zh) 2003-10-15
US6305811B1 (en) 2001-10-23
DE69918143D1 (de) 2004-07-22
KR20010075368A (ko) 2001-08-09
WO2000019145A9 (en) 2000-09-14
DE69918143T2 (de) 2005-07-07
KR100690096B1 (ko) 2007-03-08
AU6262599A (en) 2000-04-17
CN1328629A (zh) 2001-12-26
WO2000019145A1 (en) 2000-04-06
EP1115999A1 (en) 2001-07-18
EP1115999B1 (en) 2004-06-16
CA2345345A1 (en) 2000-04-06
JP2002525838A (ja) 2002-08-13

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Legal Events

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