CN1143158C - 液晶显示设备 - Google Patents

液晶显示设备 Download PDF

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Publication number
CN1143158C
CN1143158C CNB011196351A CN01119635A CN1143158C CN 1143158 C CN1143158 C CN 1143158C CN B011196351 A CNB011196351 A CN B011196351A CN 01119635 A CN01119635 A CN 01119635A CN 1143158 C CN1143158 C CN 1143158C
Authority
CN
China
Prior art keywords
reflecting plate
circuit board
liquid crystal
crystal display
lcd panel
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 - Lifetime
Application number
CNB011196351A
Other languages
English (en)
Chinese (zh)
Other versions
CN1316668A (zh
Inventor
北田贵昭
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.)
Panasonic Liquid Crystal Display Co Ltd
Japan Display Inc
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN1316668A publication Critical patent/CN1316668A/zh
Application granted granted Critical
Publication of CN1143158C publication Critical patent/CN1143158C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02F1/1345—Conductors connecting electrodes to cell terminals
    • G02F1/13452—Conductors connecting driver circuitry and terminals of panels
    • 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
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G02F1/133605—Direct backlight including specially adapted 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
    • G02F1/133608—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
    • G02F1/133602—Direct backlight
    • G02F1/133612—Electrical details

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CNB011196351A 2000-03-24 2001-03-24 液晶显示设备 Expired - Lifetime CN1143158C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000083881A JP2001272659A (ja) 2000-03-24 2000-03-24 液晶表示装置
JP83881/2000 2000-03-24

Publications (2)

Publication Number Publication Date
CN1316668A CN1316668A (zh) 2001-10-10
CN1143158C true CN1143158C (zh) 2004-03-24

Family

ID=18600440

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011196351A Expired - Lifetime CN1143158C (zh) 2000-03-24 2001-03-24 液晶显示设备

Country Status (5)

Country Link
US (1) US6407781B2 (enExample)
JP (1) JP2001272659A (enExample)
KR (1) KR100359969B1 (enExample)
CN (1) CN1143158C (enExample)
TW (2) TWI224226B (enExample)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4550334B2 (ja) * 2001-09-27 2010-09-22 株式会社日立製作所 液晶表示装置および液晶表示装置の製造方法
US6639636B2 (en) * 2001-12-13 2003-10-28 Samsung Electronics Co., Ltd. Liquid crystal display of direct lighting type
TW594223B (en) 2002-01-29 2004-06-21 Chi Mei Optoelectronics Corp Backlight module and liquid crystal display device
KR100873085B1 (ko) * 2002-06-22 2008-12-09 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치
JP3789401B2 (ja) 2002-06-24 2006-06-21 Ｎｅｃ液晶テクノロジー株式会社 液晶モジュールおよびそれを用いた液晶モニタ
KR100873068B1 (ko) * 2002-06-28 2008-12-11 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치
KR100857990B1 (ko) * 2002-08-05 2008-09-10 비오이 하이디스 테크놀로지 주식회사 액정표시장치의 백라이트유니트 구조
JP4205932B2 (ja) * 2002-11-19 2009-01-07 アルプス電気株式会社 照明装置及び液晶表示装置
KR100931501B1 (ko) * 2002-12-27 2009-12-11 엘지디스플레이 주식회사 액정표시모듈 및 그 조립 방법
TW594196B (en) * 2003-02-10 2004-06-21 Au Optronics Corp Improved support for backlight module
CN100368893C (zh) * 2003-04-15 2008-02-13 奇美电子股份有限公司 薄型化直下式背光模块
TWI284225B (en) 2003-04-18 2007-07-21 Hannstar Display Corp Liquid crystal display panel and back light module
TW594171B (en) * 2003-04-18 2004-06-21 Hannstar Display Corp Liquid crystal display and light source device thereof
CN100357809C (zh) * 2003-04-30 2007-12-26 友达光电股份有限公司 背光模块
TW200424674A (en) * 2003-05-09 2004-11-16 Au Optronics Corp Backlight unit having changing lamps therein conveniently
JP3939684B2 (ja) * 2003-07-25 2007-07-04 エルジー．フィリップス エルシーデー カンパニー，リミテッド 液晶表示装置のバックライト装置及びこれに使用される反射手段
CN100363813C (zh) * 2003-09-19 2008-01-23 鸿富锦精密工业（深圳）有限公司 面光源装置
JP4221269B2 (ja) * 2003-10-16 2009-02-12 Ｎｅｃ液晶テクノロジー株式会社 液晶表示装置
CN1317591C (zh) * 2003-11-05 2007-05-23 友达光电股份有限公司 直下式背光组件
TWI280445B (en) * 2003-12-12 2007-05-01 Ind Tech Res Inst Light guide apparatus for enhancing light source utilization efficiency
KR101003582B1 (ko) * 2003-12-29 2010-12-22 엘지디스플레이 주식회사 액정표시소자의 백라이트구조
TW200523628A (en) * 2004-01-06 2005-07-16 Hannstar Display Corp Upright backlight module
TWI234631B (en) * 2004-01-16 2005-06-21 Hannstar Display Corp Liquid crystal display and planar light source device
TWI274942B (en) * 2004-03-31 2007-03-01 Hannstar Display Corp Liquid crystal display device and backlight module thereof
KR100607747B1 (ko) * 2004-04-30 2006-08-01 엘지.필립스 엘시디 주식회사 액정표시장치
KR101075593B1 (ko) * 2004-08-27 2011-10-20 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
TWI265351B (en) * 2004-12-06 2006-11-01 Chi Mei Optoelectronics Corp Backlight module
KR101095999B1 (ko) * 2005-02-22 2011-12-20 엘지디스플레이 주식회사 백라이트 유니트 및 이를 구비한 액정표시장치
KR101212137B1 (ko) * 2005-08-05 2012-12-14 엘지디스플레이 주식회사 백라이트 유닛
CN100422817C (zh) * 2005-08-19 2008-10-01 深圳帝光电子有限公司 直下型背光源
TW200743854A (en) * 2006-05-22 2007-12-01 Au Optronics Corp Backlight module and liquid crystal display including thereof
US7575342B2 (en) * 2006-05-25 2009-08-18 Chunghwa Picture Tubes, Ltd. Liquid crystal display and backlight module including tilted lamp tubes
JP5147250B2 (ja) * 2007-02-01 2013-02-20 パナソニック液晶ディスプレイ株式会社 液晶表示装置
WO2008099532A1 (ja) * 2007-02-15 2008-08-21 Sharp Kabushiki Kaisha 表示装置用照明装置、表示装置、テレビ受信装置
KR100879868B1 (ko) 2007-09-13 2009-01-22 삼성모바일디스플레이주식회사 액정표시장치
TWI369535B (en) * 2008-03-31 2012-08-01 Au Optronics Corp Back bezel assembly for a backlight module
US8502843B2 (en) 2008-07-04 2013-08-06 Sharp Kabushiki Kaisha Liquid crystal display device and liquid crystal display unit
US8064005B2 (en) * 2008-07-31 2011-11-22 Samsung Electronics Co., Ltd. Light supplying unit and display device using the same
CN101404129A (zh) * 2008-11-06 2009-04-08 友达光电股份有限公司 平面显示器及其组装方法
CN102033339B (zh) * 2009-09-30 2013-06-12 深圳帝光电子有限公司 直下式超薄液晶显示装置
CN102243390A (zh) * 2011-07-06 2011-11-16 深圳市华星光电技术有限公司 一种液晶显示装置及其背光模组的背板
KR20130059140A (ko) * 2011-11-28 2013-06-05 주식회사 엘에스텍 백라이트장치
KR102094969B1 (ko) * 2013-08-13 2020-03-31 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
CN103672617B (zh) * 2013-12-12 2016-07-06 广州创维平面显示科技有限公司 显示装置及其超薄型背光模组
CN106647021A (zh) * 2016-11-16 2017-05-10 广东长虹电子有限公司 直下式背光模组
CN109407427B (zh) * 2018-11-05 2021-01-08 惠科股份有限公司 一种显示面板和显示装置
US11209683B1 (en) 2020-06-22 2021-12-28 Waymo Llc Vehicle display apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3059066B2 (ja) * 1994-12-13 2000-07-04 シャープ株式会社 液晶表示装置
JP3043638B2 (ja) * 1996-11-05 2000-05-22 日本電気株式会社 反射型液晶表示装置およびその製造方法
US6130736A (en) * 1997-06-13 2000-10-10 Alps Electric Co., Ltd. Liquid crystal display with corrugated reflective surface
JP3728981B2 (ja) * 1998-08-26 2005-12-21 セイコーエプソン株式会社 液晶装置及び電子機器

Also Published As

Publication number Publication date
US20010024260A1 (en) 2001-09-27
KR100359969B1 (ko) 2002-11-11
TWI266110B (en) 2006-11-11
KR20010090555A (ko) 2001-10-18
US6407781B2 (en) 2002-06-18
TWI224226B (en) 2004-11-21
TW200533994A (en) 2005-10-16
CN1316668A (zh) 2001-10-10
JP2001272659A (ja) 2001-10-05

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C10 Entry into substantive examination
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ASS Succession or assignment of patent right

Owner name: HITACHI DISPLAY CO., LTD.

Free format text: FORMER OWNER: HITACHI,LTD.

Effective date: 20111125

Owner name: IPS ALPHA SUPPORT CO., LTD.

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Effective date of registration: 20111125

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Patentee before: Hitachi, Ltd.

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Owner name: JAPAN DISPLAY, INC.

Free format text: FORMER NAME: APAN DISPLAY EAST, INC.

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Free format text: FORMER NAME: HITACHI DISPLAY CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Chiba Prefecture, Japan

Patentee after: JAPAN DISPLAY Inc.

Patentee after: Panasonic Liquid Crystal Display Co.,Ltd.

Address before: Chiba Prefecture, Japan

Patentee before: Japan Display East Inc.

Patentee before: Panasonic Liquid Crystal Display Co.,Ltd.

Address after: Chiba Prefecture, Japan

Patentee after: Japan Display East Inc.

Patentee after: Panasonic Liquid Crystal Display Co.,Ltd.

Address before: Chiba Prefecture, Japan

Patentee before: Hitachi Displays, Ltd.

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Denomination of invention: Method for raising quality of image on liquid crystal display device

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