TWI366038B - Liquid crystal display device - Google Patents

Liquid crystal display device

Info

Publication number
TWI366038B
TWI366038B TW094121818A TW94121818A TWI366038B TW I366038 B TWI366038 B TW I366038B TW 094121818 A TW094121818 A TW 094121818A TW 94121818 A TW94121818 A TW 94121818A TW I366038 B TWI366038 B TW I366038B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
display device
crystal display
liquid
display
Prior art date
Application number
TW094121818A
Other languages
Chinese (zh)
Other versions
TW200624948A (en
Inventor
Kondo Hisao
Tsuchida Katsumi
Narita Hisashi
Oota Shigenori
Original Assignee
Kyocera 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
Priority claimed from JP2004191226A external-priority patent/JP2006011242A/en
Priority claimed from JP2004203498A external-priority patent/JP4587720B2/en
Priority claimed from JP2004221387A external-priority patent/JP4683875B2/en
Priority claimed from JP2004221289A external-priority patent/JP4683874B2/en
Priority claimed from JP2004243630A external-priority patent/JP4632720B2/en
Priority claimed from JP2004281696A external-priority patent/JP4726456B2/en
Priority claimed from JP2004343099A external-priority patent/JP4610312B2/en
Application filed by Kyocera Corp filed Critical Kyocera Corp
Publication of TW200624948A publication Critical patent/TW200624948A/en
Application granted granted Critical
Publication of TWI366038B publication Critical patent/TWI366038B/en

Links

Classifications

    • 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
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • 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
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • 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
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • 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
    • G02F1/133628—Illuminating devices with cooling means

Landscapes

  • 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)
TW094121818A 2004-06-29 2005-06-29 Liquid crystal display device TWI366038B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2004191226A JP2006011242A (en) 2004-06-29 2004-06-29 Liquid crystal display device
JP2004203498A JP4587720B2 (en) 2004-07-09 2004-07-09 Light source device and liquid crystal display device having the same
JP2004221387A JP4683875B2 (en) 2004-07-29 2004-07-29 Light source device and liquid crystal display device
JP2004221289A JP4683874B2 (en) 2004-07-29 2004-07-29 Light source device and liquid crystal display device
JP2004243630A JP4632720B2 (en) 2004-08-24 2004-08-24 Light source device and liquid crystal display device
JP2004281696A JP4726456B2 (en) 2004-09-28 2004-09-28 Liquid crystal display
JP2004343099A JP4610312B2 (en) 2004-11-26 2004-11-26 Light source device and display device having the same

Publications (2)

Publication Number Publication Date
TW200624948A TW200624948A (en) 2006-07-16
TWI366038B true TWI366038B (en) 2012-06-11

Family

ID=37149889

Family Applications (2)

Application Number Title Priority Date Filing Date
TW101106183A TW201224588A (en) 2004-06-29 2005-06-29 Light source device
TW094121818A TWI366038B (en) 2004-06-29 2005-06-29 Liquid crystal display device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW101106183A TW201224588A (en) 2004-06-29 2005-06-29 Light source device

Country Status (2)

Country Link
KR (2) KR20060048662A (en)
TW (2) TW201224588A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101252851B1 (en) * 2006-05-29 2013-04-09 엘지디스플레이 주식회사 Backlight assembly and liquid crystal display device having the same
KR101227407B1 (en) * 2006-06-12 2013-01-29 엘지디스플레이 주식회사 Backlight unit and LC display device thereof
KR101227143B1 (en) * 2006-06-16 2013-01-28 엘지디스플레이 주식회사 Backlight assembly
KR101274789B1 (en) * 2006-08-24 2013-06-13 엘지디스플레이 주식회사 Backlight assembly and liquid crystal display device having the same
KR101303892B1 (en) 2006-11-03 2013-09-05 삼성디스플레이 주식회사 Backlight assembly and liquid crystal display having the same
KR101367132B1 (en) * 2006-12-05 2014-02-25 삼성디스플레이 주식회사 Light source unit, light emission device and display device provided with the same
US7534010B2 (en) 2006-12-28 2009-05-19 Chunghwa Picture Tubes, Ltd. Backlight module
KR101712096B1 (en) * 2010-07-13 2017-03-03 엘지이노텍 주식회사 A backlight unit and a display device
TWI451167B (en) * 2011-05-17 2014-09-01 Innolux Corp Backlight module and display device using the same
KR101956061B1 (en) * 2011-07-14 2019-03-11 엘지이노텍 주식회사 Display device
KR101283192B1 (en) * 2011-10-21 2013-07-05 엘지이노텍 주식회사 The backlight unit having the radiant heat circuit board unified blanket
KR101342247B1 (en) * 2012-03-22 2013-12-16 티티엠주식회사 backlight unit
KR102083903B1 (en) * 2012-12-12 2020-03-04 엘지디스플레이 주식회사 Back lgiht unit and liquid crystal display device including the same
KR101418920B1 (en) * 2012-12-26 2014-07-11 엘지디스플레이 주식회사 Backlight unit for liquid crystal display device
KR102081656B1 (en) * 2013-07-12 2020-02-26 엘지디스플레이 주식회사 Backlight unit and liquid crystal display including the same
KR101659897B1 (en) * 2014-10-31 2016-09-27 희성전자 주식회사 Assembly Structure of LED Array for Backlight unit
TWI651570B (en) * 2016-05-25 2019-02-21 鴻海精密工業股份有限公司 Backlight module and display device using same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3695994B2 (en) * 1999-06-30 2005-09-14 三洋電機株式会社 Surface light source device, light guide plate, and display device
JP2002162626A (en) * 2000-11-22 2002-06-07 Sony Corp Heat radiating device of light source for liquid crystal display and its manufacturing method
JP2003281924A (en) * 2002-03-22 2003-10-03 Sony Corp Light source device, manufacturing method for the same, planar lighting device, and liquid crystal display device

Also Published As

Publication number Publication date
KR20060048662A (en) 2006-05-18
TW201224588A (en) 2012-06-16
TW200624948A (en) 2006-07-16
KR101239722B1 (en) 2013-03-06
KR20120003409A (en) 2012-01-10

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees