KR100756147B1 - 액정 표시 장치 - Google Patents
액정 표시 장치 Download PDFInfo
- Publication number
- KR100756147B1 KR100756147B1 KR1020057016235A KR20057016235A KR100756147B1 KR 100756147 B1 KR100756147 B1 KR 100756147B1 KR 1020057016235 A KR1020057016235 A KR 1020057016235A KR 20057016235 A KR20057016235 A KR 20057016235A KR 100756147 B1 KR100756147 B1 KR 100756147B1
- Authority
- KR
- South Korea
- Prior art keywords
- housing
- liquid crystal
- crystal display
- light guide
- guide plate
- Prior art date
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Classifications
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- 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
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
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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
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
-
- 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
- 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)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Instrument Panels (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (7)
- 액정 표시 패널과, 상기 액정 표시 패널을 조사하는 조명 유니트를 갖는 액정 표시 장치에 있어서,상기 조명 유니트는 일측단으로부터 타측단을 향해 판 두께가 얇아지도록 경사진 이면을 갖는 거의 쐐기 형상의 도광판과, 상기 도광판의 일측단의 판 두께면에 따라서 배설된 선상 광원과, 상기 선상 광원의 양단에 각각 접속된 리드선과, 이들의 부재를 수용하는 하우징을 구비하고,상기 도광판의 판 두께가 가장 얇은 부분에서 상기 도광판의 이면과의 사이에 틈이 생기도록 상기 하우징 저벽에 홈이 형성되고, 상기 리드선 중 상기 도광판의 타측단에 따라서 배선될 부분은 상기 틈 내에서 상기 도광판의 타측단에 따라서 배선되고, 상기 하우징의 저벽에 형성된 홈으로부터 하우징의 이면측으로 도출되는 것을 특징으로 하는 액정 표시 장치.
- 제 1 항에 있어서,상기 리드선은 상기 도광판의 타측단에 따라서 배선되는 부분의 일부가 상기 하우징의 저벽에 형성된 홈 내에 수납되고, 상기 홈을 통해 상기 하우징의 이면측으로 도출되는 것을 특징으로 하는 액정 표시 장치.
- 제 1 항에 있어서,상기 도광판에는 그 이면에 반사판이 배설되고, 상기 반사판은 그 일단이 거의 コ자 형태로 굴곡된 굴곡부를 가지며, 상기 굴곡부 내에 상기 선상 광원 및 상기 도광판의 일측단의 두꺼운 판측 가장자리가 삽입되어 있는 것을 특징으로 하는 액정 표시 장치.
- 제 1 항에 있어서,상기 하우징의 배면에는 상기 액정 표시 패널을 구동하는 회로 소자 및 커넥터를 탑재한 회로 기판이 상기 액정 표시 패널과 평행으로 설치되어 있는 것을 특징으로 하는 액정 표시 장치.
- 제 4 항에 있어서,상기 하우징의 배면에는 상기 커넥터로의 본체측 커넥터의 접속을 안내하는 가이드 부재가 형성되어 있는 것을 특징으로 하는 액정 표시 장치.
- 제 4 항에 있어서,상기 회로 기판은 고상식(高床式)으로 고정되어 있고, 상기 가이드 부재는 접속구의 긴 변을 향하는 면으로 향해 뻗은 경사면을 가지고 있는 것을 특징으로 하는 액정 표시 장치.
- 제 5 항에 있어서,상기 가이드 부재는 상기 하우징에 일체 형성된 수지제인 것을 특징으로 하 는 액정 표시 장치.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2003-00094036 | 2003-03-31 | ||
JP2003094036A JP3969332B2 (ja) | 2003-03-31 | 2003-03-31 | 液晶表示装置 |
JP2003178980A JP3975976B2 (ja) | 2003-06-24 | 2003-06-24 | 液晶モジュール |
JPJP-P-2003-00178980 | 2003-06-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050119109A KR20050119109A (ko) | 2005-12-20 |
KR100756147B1 true KR100756147B1 (ko) | 2007-09-05 |
Family
ID=33134314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020057016235A KR100756147B1 (ko) | 2003-03-31 | 2004-03-29 | 액정 표시 장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7554626B2 (ko) |
EP (1) | EP1610169A4 (ko) |
KR (1) | KR100756147B1 (ko) |
TW (1) | TWI324698B (ko) |
WO (1) | WO2004088404A1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080039507A (ko) * | 2005-08-30 | 2008-05-07 | 마쯔시다덴기산교 가부시키가이샤 | 기판 구조 |
JP2007219489A (ja) * | 2006-01-19 | 2007-08-30 | Epson Imaging Devices Corp | 液晶表示装置およびそれを用いたヘッドアップディスプレイ |
TW201024843A (en) * | 2008-12-26 | 2010-07-01 | Hannstar Display Corp | A display device with compound backlight modules |
KR101327743B1 (ko) | 2010-04-27 | 2013-11-11 | 엘지디스플레이 주식회사 | 디스플레이 장치 |
TWI448775B (zh) * | 2011-01-26 | 2014-08-11 | Young Lighting Technology Corp | 顯示裝置 |
JP6563965B2 (ja) * | 2017-01-31 | 2019-08-21 | 矢崎総業株式会社 | 車両表示装置 |
US10829039B2 (en) * | 2019-02-18 | 2020-11-10 | Visteon Global Technologies, Inc. | Display arrangement for an instrument cluster |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138388A (ja) * | 1995-11-16 | 1997-05-27 | Hitachi Ltd | 液晶表示装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07128680A (ja) | 1993-11-01 | 1995-05-19 | Toshiba Corp | 液晶表示器 |
JP3071109B2 (ja) | 1994-10-14 | 2000-07-31 | シャープ株式会社 | 平面表示装置の保持具 |
TW453449U (en) * | 1995-11-16 | 2001-09-01 | Hitachi Ltd | LCD display panel with buckling driving multi-layer bendable PCB |
JP3576294B2 (ja) * | 1995-11-16 | 2004-10-13 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
JPH10161557A (ja) | 1996-11-29 | 1998-06-19 | Omron Corp | 表示装置 |
JP3306367B2 (ja) | 1998-02-20 | 2002-07-24 | 三洋電機株式会社 | 液晶表示装置 |
JPH11271721A (ja) | 1998-03-20 | 1999-10-08 | Toshiba Corp | 平面表示装置 |
JPH11295713A (ja) | 1998-04-16 | 1999-10-29 | Hitachi Ltd | 液晶表示装置 |
JP3288989B2 (ja) | 1998-07-31 | 2002-06-04 | 株式会社東芝 | 平面表示装置 |
JP2002311418A (ja) * | 2001-04-17 | 2002-10-23 | Nec Corp | 液晶表示装置 |
JP3953857B2 (ja) * | 2002-03-25 | 2007-08-08 | 株式会社アドバンスト・ディスプレイ | 面状光源装置及び面状光源装置の製造方法 |
-
2004
- 2004-03-29 WO PCT/JP2004/004435 patent/WO2004088404A1/ja active Application Filing
- 2004-03-29 KR KR1020057016235A patent/KR100756147B1/ko active IP Right Grant
- 2004-03-29 US US10/551,470 patent/US7554626B2/en active Active
- 2004-03-29 EP EP04724152A patent/EP1610169A4/en not_active Withdrawn
- 2004-03-30 TW TW093108652A patent/TWI324698B/zh not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138388A (ja) * | 1995-11-16 | 1997-05-27 | Hitachi Ltd | 液晶表示装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1610169A4 (en) | 2007-12-05 |
US7554626B2 (en) | 2009-06-30 |
WO2004088404A1 (ja) | 2004-10-14 |
US20060215072A1 (en) | 2006-09-28 |
TWI324698B (en) | 2010-05-11 |
TW200508735A (en) | 2005-03-01 |
KR20050119109A (ko) | 2005-12-20 |
EP1610169A1 (en) | 2005-12-28 |
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