JPH07104290A - 照明装置およびそれを用いた液晶表示装置 - Google Patents

照明装置およびそれを用いた液晶表示装置

Info

Publication number
JPH07104290A
JPH07104290A JP5245081A JP24508193A JPH07104290A JP H07104290 A JPH07104290 A JP H07104290A JP 5245081 A JP5245081 A JP 5245081A JP 24508193 A JP24508193 A JP 24508193A JP H07104290 A JPH07104290 A JP H07104290A
Authority
JP
Japan
Prior art keywords
cathode tube
reflecting
reflection
light
silver
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.)
Pending
Application number
JP5245081A
Other languages
English (en)
Japanese (ja)
Inventor
Masanobu Okano
昌伸 岡野
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP5245081A priority Critical patent/JPH07104290A/ja
Priority to TW083108538A priority patent/TW289105B/zh
Priority to US08/310,327 priority patent/US5560698A/en
Priority to KR1019940024715A priority patent/KR0139482B1/ko
Publication of JPH07104290A publication Critical patent/JPH07104290A/ja
Pending legal-status Critical Current

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
    • 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
    • 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
    • G02B6/007—Incandescent lamp or gas discharge lamp
    • 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

Landscapes

  • 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)
  • Light Guides In General And Applications Therefor (AREA)
JP5245081A 1993-09-30 1993-09-30 照明装置およびそれを用いた液晶表示装置 Pending JPH07104290A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP5245081A JPH07104290A (ja) 1993-09-30 1993-09-30 照明装置およびそれを用いた液晶表示装置
TW083108538A TW289105B (enExample) 1993-09-30 1994-09-15
US08/310,327 US5560698A (en) 1993-09-30 1994-09-22 Lighting apparatus and liquid crystal display device using the same
KR1019940024715A KR0139482B1 (ko) 1993-09-30 1994-09-29 조명 장치 및 그것을 이용한 액정 표시 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5245081A JPH07104290A (ja) 1993-09-30 1993-09-30 照明装置およびそれを用いた液晶表示装置

Publications (1)

Publication Number Publication Date
JPH07104290A true JPH07104290A (ja) 1995-04-21

Family

ID=17128323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5245081A Pending JPH07104290A (ja) 1993-09-30 1993-09-30 照明装置およびそれを用いた液晶表示装置

Country Status (4)

Country Link
US (1) US5560698A (enExample)
JP (1) JPH07104290A (enExample)
KR (1) KR0139482B1 (enExample)
TW (1) TW289105B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10338074A (ja) * 1997-06-06 1998-12-22 World Auto Plate Kk 字光性ナンバープレート
KR100405927B1 (ko) * 2000-03-31 2003-11-14 미쓰비시덴키 가부시키가이샤 프론트 라이트, 반사형 액정 표시 장치 및 휴대 정보 단말
WO2008111265A1 (ja) * 2007-03-09 2008-09-18 Sharp Kabushiki Kaisha 表示装置用照明装置、表示装置
WO2008111262A1 (ja) * 2007-03-09 2008-09-18 Sharp Kabushiki Kaisha 表示装置用照明装置、表示装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3322579B2 (ja) * 1996-10-17 2002-09-09 株式会社エンプラス サイドライト型面光源装置
ES2315948T3 (es) * 1997-12-09 2009-04-01 Federal-Mogul Ignition Company Estructuras de guia de ondas opticas para iluminacion de vehiculo.
KR100783619B1 (ko) * 2002-06-29 2007-12-07 삼성전자주식회사 조명장치와 이를 갖는 백라이트 어셈블리 및 액정표시장치
TW580147U (en) * 2003-01-06 2004-03-11 Toppoly Optoelectronics Corp Back light module
US7318665B2 (en) * 2005-04-13 2008-01-15 Radiant Opto-Electronics Corp. Corner enhancing device for light guide plate of backlight module
USD564699S1 (en) * 2005-06-27 2008-03-18 Lecip Corporation Low profile light source
TWI368082B (en) 2007-03-15 2012-07-11 Au Optronics Corp Display panel
CN101334134A (zh) * 2008-07-23 2008-12-31 伟志光电（深圳）有限公司 光棒型led照明光源

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0742215B2 (ja) * 1990-07-04 1995-05-10 花王株式会社 毛髪処理剤組成物
US5262928A (en) * 1991-02-21 1993-11-16 Tosoh Corporation Back lighting device
DE69207934T2 (de) * 1991-03-29 1996-09-05 Nissha Printing Flächenartige Lichtquelle
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
JPH05134231A (ja) * 1991-11-13 1993-05-28 Seiko Epson Corp バツクライト装置及び液晶表示装置
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10338074A (ja) * 1997-06-06 1998-12-22 World Auto Plate Kk 字光性ナンバープレート
KR100405927B1 (ko) * 2000-03-31 2003-11-14 미쓰비시덴키 가부시키가이샤 프론트 라이트, 반사형 액정 표시 장치 및 휴대 정보 단말
WO2008111265A1 (ja) * 2007-03-09 2008-09-18 Sharp Kabushiki Kaisha 表示装置用照明装置、表示装置
WO2008111262A1 (ja) * 2007-03-09 2008-09-18 Sharp Kabushiki Kaisha 表示装置用照明装置、表示装置

Also Published As

Publication number Publication date
TW289105B (enExample) 1996-10-21
US5560698A (en) 1996-10-01
KR950009325A (ko) 1995-04-21
KR0139482B1 (ko) 1998-06-15

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