KR960008384A - 액정표시에 사용하기 위한 배광장치 - Google Patents
액정표시에 사용하기 위한 배광장치 Download PDFInfo
- Publication number
- KR960008384A KR960008384A KR1019950025825A KR19950025825A KR960008384A KR 960008384 A KR960008384 A KR 960008384A KR 1019950025825 A KR1019950025825 A KR 1019950025825A KR 19950025825 A KR19950025825 A KR 19950025825A KR 960008384 A KR960008384 A KR 960008384A
- Authority
- KR
- South Korea
- Prior art keywords
- light source
- light
- photoconductor
- liquid crystal
- distribution device
- Prior art date
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
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
액정 표시용 배광 장치는 광전도체(2), 광원(3), 반사판(5), 한쌍의 수지 블록(4)을 갖는다. 본체(1)는 반사판(5)을 유지하고 상기 광전도체를 고정하기 위해 상기 광전도체(2)의 배면에 위치한다. 본체(1)에서, 다수의 연속적인 차난부(9)는 반사판을 유지하는 일부에 제공된다. 사기 연속적인 차단부(9)는 상기 광원의 축에 수직이다. 이 구조로 인해 연속적인 차단부를 통해 반사판에 축적된 열을 발산할 수 있다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명에 따른 실시예의 배광 장치의 일련의 확대 사시도.
제3도는 제2도에 도시된 배광 장치의 조립후의 배면도.
Claims (3)
- 액정 표시용 배광 장치에 있어서, 다중 반사된 입사광이 면광원으로 사용되는 광선도체(2)와, 상기 광전도체(2)의 두 단부면의 적어도 한곳에 배치된 광원(3)과, 상기 광원을 덮고, 상기 광원으로부터 상기 광전도체(2) 안으로 빛을 반사하기 위해 배치된 반사판(5)과, 상기 광원(3)의 각 단부에 배치되고 반사판(5)에 대해 예정된 위치에 상기 광원을 고정하는 수지 블록(4)과, 상기 반사판을 유지하고 상기 광전도체를 고정하기 위해 상기 광전도체의 배면에 위치한 본체(1)와, 상기 반사판을 유지하는 일부분에서 상기 본체(1)에 제공된 다수의 연속적인 차단부(9)를 포함하는 것을 특징으로 하는 액정 표시용 배광 장치.
- 제1항에 있어서, 상기 연속적인 차단부는 상기 광원의 축에 수직인 것을 특징으로 하는 액정 표시용 배광장치.
- 제1항에 있어서, 상기 광원은 냉음극 방전광인 것을 특징으로 하는 액정 표시용 배광 장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6206458A JPH0868999A (ja) | 1994-08-31 | 1994-08-31 | 液晶表示用バックライト装置 |
JP94-206458 | 1994-08-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960008384A true KR960008384A (ko) | 1996-03-22 |
KR0182304B1 KR0182304B1 (ko) | 1999-05-01 |
Family
ID=16523718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950025825A KR0182304B1 (ko) | 1994-08-31 | 1995-08-22 | 액정표시에 사용하기 위한 배광장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5677746A (ko) |
JP (1) | JPH0868999A (ko) |
KR (1) | KR0182304B1 (ko) |
TW (1) | TW438989B (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3543910B2 (ja) * | 1996-10-11 | 2004-07-21 | 株式会社エンプラス | サイドライト型面光源装置及び表示装置 |
US5940153A (en) * | 1998-04-03 | 1999-08-17 | Motorola, Inc. | Display assembly having LCD and seal captured between interlocking lens cover and lightpipe |
US6737790B2 (en) * | 1998-05-19 | 2004-05-18 | Canon Kabushiki Kaisha | Image forming apparatus having a heat insulating member |
JP2000132113A (ja) | 1998-10-28 | 2000-05-12 | Alps Electric Co Ltd | 導光板 |
US7009666B2 (en) * | 1999-08-23 | 2006-03-07 | Kent Displays Incorporated | Back lit cholesteric liquid crystal display |
US6532052B1 (en) | 1999-08-23 | 2003-03-11 | Kent Displays, Inc. | Brightness enhancement for bistable cholesteric displays |
KR100840718B1 (ko) * | 2002-05-31 | 2008-06-23 | 삼성전자주식회사 | 백 라이트 어셈블리 및 이를 갖는 액정 표시 장치 |
KR100774579B1 (ko) * | 2002-10-25 | 2007-11-09 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
TW594244B (en) * | 2003-02-27 | 2004-06-21 | Quanta Display Inc | Back light module |
CN1307477C (zh) * | 2003-09-09 | 2007-03-28 | 友达光电股份有限公司 | 直下式背光组件 |
US7563015B2 (en) * | 2007-02-16 | 2009-07-21 | Tsai Tzung-Shiun | Back light module |
JP5504557B2 (ja) * | 2007-09-21 | 2014-05-28 | セイコーエプソン株式会社 | 電気光学装置及び電気光学装置用実装ケース、並びに電子機器 |
CN101737647A (zh) * | 2009-12-11 | 2010-06-16 | 深圳四海合力科技有限公司 | Led平面灯 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4287554A (en) * | 1978-07-03 | 1981-09-01 | Friedrich Wolff | Radiation apparatus |
US4600009A (en) * | 1984-08-20 | 1986-07-15 | Kramer Sharon D | Tanning system |
JPS6313202A (ja) * | 1986-07-03 | 1988-01-20 | キヤノン株式会社 | 光源装置 |
US5050055A (en) * | 1989-08-28 | 1991-09-17 | Uvp, Inc. | Heat dissipating high intensity lamp housing |
JPH03204618A (ja) * | 1990-01-08 | 1991-09-06 | Hitachi Ltd | バックライト装置 |
JPH04120513A (ja) * | 1990-09-12 | 1992-04-21 | Toshiba Corp | Lcdの照明構造 |
JPH052164A (ja) * | 1991-01-28 | 1993-01-08 | Toshiba Corp | Lcdモジユール |
JP2823427B2 (ja) * | 1992-05-22 | 1998-11-11 | アルプス電気株式会社 | 液晶表示装置 |
JP2846768B2 (ja) * | 1992-07-14 | 1999-01-13 | 三洋電機株式会社 | 液晶表示装置 |
JPH06273765A (ja) * | 1993-01-19 | 1994-09-30 | Canon Inc | バックライト装置及びそれを用いた液晶ディスプレイ装置 |
JPH07151920A (ja) * | 1993-11-29 | 1995-06-16 | Kyocera Corp | 照明装置 |
US5479327A (en) * | 1994-10-21 | 1995-12-26 | Chen; Kuo L. | Lighting fixture for aquariums |
-
1994
- 1994-08-31 JP JP6206458A patent/JPH0868999A/ja active Pending
-
1995
- 1995-08-15 US US08/515,200 patent/US5677746A/en not_active Expired - Lifetime
- 1995-08-22 KR KR1019950025825A patent/KR0182304B1/ko not_active IP Right Cessation
- 1995-08-29 TW TW084108986A patent/TW438989B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW438989B (en) | 2001-06-07 |
KR0182304B1 (ko) | 1999-05-01 |
US5677746A (en) | 1997-10-14 |
JPH0868999A (ja) | 1996-03-12 |
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