CN100422820C - 背景光式透光显示器 - Google Patents

背景光式透光显示器 Download PDF

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Publication number
CN100422820C
CN100422820C CNB028222571A CN02822257A CN100422820C CN 100422820 C CN100422820 C CN 100422820C CN B028222571 A CNB028222571 A CN B028222571A CN 02822257 A CN02822257 A CN 02822257A CN 100422820 C CN100422820 C CN 100422820C
Authority
CN
China
Prior art keywords
light
regulator
light assembly
bias light
optical cavity
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
CNB028222571A
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English (en)
Chinese (zh)
Other versions
CN1585871A (zh
Inventor
G·T·包伊德
L·R·怀特尼
R·A·米勒
K·M·克齐克
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN1585871A publication Critical patent/CN1585871A/zh
Application granted granted Critical
Publication of CN100422820C publication Critical patent/CN100422820C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal Substances (AREA)
CNB028222571A 2001-09-10 2002-07-31 背景光式透光显示器 Expired - Fee Related CN100422820C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/949,948 US6663262B2 (en) 2001-09-10 2001-09-10 Backlighting transmissive displays
US09/949,948 2001-09-10

Publications (2)

Publication Number Publication Date
CN1585871A CN1585871A (zh) 2005-02-23
CN100422820C true CN100422820C (zh) 2008-10-01

Family

ID=25489722

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028222571A Expired - Fee Related CN100422820C (zh) 2001-09-10 2002-07-31 背景光式透光显示器

Country Status (9)

Country Link
US (2) US6663262B2 (OSRAM)
EP (1) EP1425538B1 (OSRAM)
JP (1) JP4331602B2 (OSRAM)
KR (1) KR100860890B1 (OSRAM)
CN (1) CN100422820C (OSRAM)
AT (1) ATE381723T1 (OSRAM)
DE (1) DE60224206T2 (OSRAM)
TW (1) TWI274205B (OSRAM)
WO (1) WO2003023277A1 (OSRAM)

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Also Published As

Publication number Publication date
JP4331602B2 (ja) 2009-09-16
US20040136172A1 (en) 2004-07-15
DE60224206T2 (de) 2008-12-04
US6663262B2 (en) 2003-12-16
CN1585871A (zh) 2005-02-23
EP1425538A1 (en) 2004-06-09
WO2003023277A1 (en) 2003-03-20
DE60224206D1 (de) 2008-01-31
JP2005502904A (ja) 2005-01-27
EP1425538B1 (en) 2007-12-19
US20030048639A1 (en) 2003-03-13
TWI274205B (en) 2007-02-21
US7293899B2 (en) 2007-11-13
KR100860890B1 (ko) 2008-09-29
KR20040031068A (ko) 2004-04-09
ATE381723T1 (de) 2008-01-15

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