JP4229001B2 - 照明装置及び液晶表示装置 - Google Patents

照明装置及び液晶表示装置 Download PDF

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Publication number
JP4229001B2
JP4229001B2 JP2004164785A JP2004164785A JP4229001B2 JP 4229001 B2 JP4229001 B2 JP 4229001B2 JP 2004164785 A JP2004164785 A JP 2004164785A JP 2004164785 A JP2004164785 A JP 2004164785A JP 4229001 B2 JP4229001 B2 JP 4229001B2
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JP
Japan
Prior art keywords
light
light source
primary color
incident
guide plate
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
JP2004164785A
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English (en)
Japanese (ja)
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JP2005347084A (ja
Inventor
貴司 奥
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2004164785A priority Critical patent/JP4229001B2/ja
Priority to TW094116781A priority patent/TW200606532A/zh
Priority to KR1020050045875A priority patent/KR20060046293A/ko
Priority to CNB2005100754936A priority patent/CN100376982C/zh
Priority to US11/143,115 priority patent/US7810979B2/en
Publication of JP2005347084A publication Critical patent/JP2005347084A/ja
Application granted granted Critical
Publication of JP4229001B2 publication Critical patent/JP4229001B2/ja
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
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B35/00—Electric light sources using a combination of different types of light generation

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
JP2004164785A 2004-06-02 2004-06-02 照明装置及び液晶表示装置 Expired - Fee Related JP4229001B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004164785A JP4229001B2 (ja) 2004-06-02 2004-06-02 照明装置及び液晶表示装置
TW094116781A TW200606532A (en) 2004-06-02 2005-05-23 Lighting device and liquid crystal display
KR1020050045875A KR20060046293A (ko) 2004-06-02 2005-05-31 조명장치 및 액정표시장치
CNB2005100754936A CN100376982C (zh) 2004-06-02 2005-06-02 照明器件和液晶显示器
US11/143,115 US7810979B2 (en) 2004-06-02 2005-06-02 Illuminating device with primary color LED and fluorescent light sources, and liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004164785A JP4229001B2 (ja) 2004-06-02 2004-06-02 照明装置及び液晶表示装置

Publications (2)

Publication Number Publication Date
JP2005347084A JP2005347084A (ja) 2005-12-15
JP4229001B2 true JP4229001B2 (ja) 2009-02-25

Family

ID=35446702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004164785A Expired - Fee Related JP4229001B2 (ja) 2004-06-02 2004-06-02 照明装置及び液晶表示装置

Country Status (5)

Country Link
US (1) US7810979B2 (enExample)
JP (1) JP4229001B2 (enExample)
KR (1) KR20060046293A (enExample)
CN (1) CN100376982C (enExample)
TW (1) TW200606532A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4592409B2 (ja) * 2004-12-15 2010-12-01 積水樹脂株式会社 導光板式表示装置
JP4175426B2 (ja) * 2006-05-30 2008-11-05 ソニー株式会社 バックライト装置及びカラー画像表示装置
DE102006041533A1 (de) * 2006-09-05 2008-03-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Beleuchtungsvorrichtung
JP5033545B2 (ja) * 2007-09-05 2012-09-26 株式会社日立製作所 映像表示装置
US7973489B2 (en) * 2007-11-02 2011-07-05 Tbt Asset Management International Limited Lighting system for illumination using cold cathode fluorescent lamps
US8376583B2 (en) 2010-05-17 2013-02-19 Orion Energy Systems, Inc. Lighting system with customized intensity and profile
US20120170310A1 (en) * 2011-01-05 2012-07-05 Qualcomm Mems Technologies, Inc. Light guide with uniform light distribution
TW201235700A (en) * 2011-02-25 2012-09-01 Ind Tech Res Inst Composite color separation system
CN103703307B (zh) * 2011-10-31 2015-08-05 皇家飞利浦有限公司 具有波长转换的紧凑光输出装置
JP5602329B2 (ja) 2012-07-31 2014-10-08 三菱電機株式会社 面光源装置及び液晶表示装置
CN103902072B (zh) * 2012-12-25 2018-01-19 江苏东智数据技术股份有限公司 书写装置及其发光二极管显示板及书写笔

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3623147A1 (de) 1986-07-10 1988-01-21 Metallgesellschaft Ag Vorrichtung zur gasentstaubung
JPH02309315A (ja) * 1989-05-25 1990-12-25 Stanley Electric Co Ltd カラー表示装置
JPH0578018A (ja) 1991-09-19 1993-03-30 Murata Mach Ltd 自動ワインダの解舒補助装置
JPH0651129A (ja) * 1992-07-27 1994-02-25 Inoue Denki Kk 照明装置
JPH06150706A (ja) 1992-11-11 1994-05-31 Matsushita Electric Ind Co Ltd 照明装置
US5613751A (en) * 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
CN2310926Y (zh) * 1997-09-26 1999-03-17 陈兴 发光二极管面光源装置
JP2000235183A (ja) * 1999-02-16 2000-08-29 Matsushita Electric Ind Co Ltd 照明装置およびこれを備えた携帯情報機器
JP2001135118A (ja) 1999-11-02 2001-05-18 Toshiba Corp 面光源装置及びそれを用いた平面表示装置
JP2001351425A (ja) * 2000-06-08 2001-12-21 Fujitsu Ltd バックライト装置及び液晶表示装置
US6419372B1 (en) * 2000-09-08 2002-07-16 Rockwell Collins, Inc. Compact optical wave-guide system for LED backlighting liquid crystal displays
WO2002066892A1 (en) * 2001-02-19 2002-08-29 Koninklijke Philips Electronics N.V. Illumination system and display device
JP3927011B2 (ja) 2001-08-20 2007-06-06 株式会社 日立ディスプレイズ 液晶表示装置とその駆動回路
JP3537414B2 (ja) * 2001-10-05 2004-06-14 富士通株式会社 電子機器において使用するための液晶表示装置
US6655825B2 (en) * 2001-12-28 2003-12-02 Koninklijke Philips Electronics N.V. White light source for LCD backlight
JP4212332B2 (ja) 2002-03-05 2009-01-21 シャープ株式会社 表示装置
JP2003330424A (ja) 2002-05-10 2003-11-19 Hitachi Ltd 液晶表示装置
CN1706023A (zh) * 2002-10-14 2005-12-07 皇家飞利浦电子股份有限公司 生成白光的发光体
CN2593227Y (zh) * 2002-12-12 2003-12-17 统宝光电股份有限公司 液晶显示器的光源模块
CN2593229Y (zh) * 2002-12-17 2003-12-17 统宝光电股份有限公司 液晶显示器的光源模块
KR100518642B1 (ko) * 2003-06-30 2005-10-04 엘지.필립스 엘시디 주식회사 액정표시장치용 백라이트
TWI274209B (en) * 2004-07-16 2007-02-21 Chi Lin Technology Co Ltd Light emitting diode and backlight module having light emitting diode
KR100674850B1 (ko) * 2005-05-02 2007-01-26 삼성전기주식회사 하이브리드 백라이트 장치

Also Published As

Publication number Publication date
JP2005347084A (ja) 2005-12-15
US7810979B2 (en) 2010-10-12
TW200606532A (en) 2006-02-16
US20050269560A1 (en) 2005-12-08
TWI317836B (enExample) 2009-12-01
CN1704820A (zh) 2005-12-07
KR20060046293A (ko) 2006-05-17
CN100376982C (zh) 2008-03-26

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