KR870007476A - 디스플레이에서 반사된 주변광을 최소화시키는 장치 - Google Patents
디스플레이에서 반사된 주변광을 최소화시키는 장치 Download PDFInfo
- Publication number
- KR870007476A KR870007476A KR860011505A KR860011505A KR870007476A KR 870007476 A KR870007476 A KR 870007476A KR 860011505 A KR860011505 A KR 860011505A KR 860011505 A KR860011505 A KR 860011505A KR 870007476 A KR870007476 A KR 870007476A
- Authority
- KR
- South Korea
- Prior art keywords
- display according
- light
- light source
- disposed
- display
- Prior art date
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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
- 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
- G02F1/133504—Diffusing, scattering, diffracting elements
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)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 제1실시예에 따른 LCD의 블록도.
제3도는 본 발명의 제2실시예에 따른 LCD의 블록도.
* 도면의 주요부분에 대한 부호의 설명
(9) LCD (10) LCC (11) 조명수단
(12) 광원 (13) 편광기 (14) 분석용수단
(15) 구동수단 (16) 확산용수단 (20) 입사광
(21) 반사광 (24) 프레즈널 렌즈 (26) 제2분석기
Claims (15)
- 제1 및 제2 대향측을 가진 빛의 편광을 변화시키기 위한 수단과, 상기 제1측상에 인접하여 배치된 빛을 분석하기 위한 제1수단과 상기 제1측과 상기 분석용 수단 사이에 배치된 빛을 확사하기 위한 수단을 구비한 것을 특징으로 하는 디스플레이.
- 제1항에 있어서, 상기 제2측에 인접하여 배치된 상기 편광 변화용 수단을 조명하기 위한 수단을 아울러 구비한 것을 특징으로 하는 디스플레이.
- 제2항에 있어서, 상기 조명용 수단이 광원 및 상기 광원과 상기 제2측 사이에 배치된 빛을 편광시키기 원한 수단을 구비한 것을 특징으로 하는 디스플레이.
- 제3항에 있어서, 상기 광원이 램프와 그것에 인접한 반사기를 구비한 것을 특징으로 하는 디스플레이.
- 제4항에 있어서, 상기 광원이 상기 반사기의 개구에 배치된 프레즈넬 렌즈를 아울러 구비한 것을 특징으로 하는 디스플레이.
- 제4항에 있어서, 상기램프가 선광원으로 이루어진 것을 특징으로 하는 디스플레이.
- 제4항에 있어서, 상기 반사기가 포물선형 반사기로 이루어진 것을 특징으로 하는 디스플레이.
- 제3항에 있어서, 상기 편관용 수단이 시이트 편광기로 이루어진 것을 특징으로 하는 디스플레이.
- 제2항에 있어서, 상기 조명용수단이 프레즈널렌즈로 이루어진 것을 특징으로 하는 디스플레이.
- 제1항에 있어서, 상기 편광 변화용 수단이 액정셀로 이루어진 것을 특징으로 하는 디스플레이.
- 제10항에 있어서, 상기 셀이 트위스트 네마틱 액정 물질로 이루어진 것을 특징으로 하는 디스플레이.
- 제1항에 있어서, 상기 확산용 수단이 제1의 수정체 모양의 배열을 포함하는 것을 특징으로 하는 디스플레이.
- 제12항에 있어서, 상기 확산용 수단이 상기 제1배열에 인접하여 배치된 제2의 수정체 모양의 배열을 포함하는 것을 특징으로 하는 디스플레이.
- 제1항에 있어서, 상기 분석용 수단이 시이트 편광기로 이루어진 것을 특징으로 하는 디스플레이.
- 제1항에 있어서, 상기 제1측과 상기 확산용 수단 사이에 배치된 빛을 분석하기 위한 제2수단을 아울러 구비한 것을 특징으로 하는 디스플레이.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8600022 | 1986-01-02 | ||
GB868600022A GB8600022D0 (en) | 1986-01-02 | 1986-01-02 | Arrangement to minimize reflected ambient light |
GB898112 | 1986-08-20 | ||
US06/898,112 US4660936A (en) | 1986-01-02 | 1986-08-20 | Arrangement to minimize reflected ambient light in a display |
Publications (1)
Publication Number | Publication Date |
---|---|
KR870007476A true KR870007476A (ko) | 1987-08-19 |
Family
ID=10590849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR860011505A KR870007476A (ko) | 1986-01-02 | 1986-12-30 | 디스플레이에서 반사된 주변광을 최소화시키는 장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4660936A (ko) |
JP (1) | JPS62175711A (ko) |
KR (1) | KR870007476A (ko) |
GB (1) | GB8600022D0 (ko) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2516922B2 (ja) * | 1986-07-04 | 1996-07-24 | 株式会社日立製作所 | 液晶表示装置 |
US5227821A (en) * | 1987-04-30 | 1993-07-13 | Nview Corporation | Liquid crystal display for projection systems |
US4976536A (en) * | 1987-04-30 | 1990-12-11 | Nview Corporation | Liquid crystal display for projection systems |
US5255029A (en) * | 1987-04-30 | 1993-10-19 | Nview Corporation | Liquid crystal display for projection systems |
US5187510A (en) * | 1987-04-30 | 1993-02-16 | Nview Corporation | Liquid crystal display for projection systems |
JPH01126627A (ja) * | 1987-11-11 | 1989-05-18 | Hitachi Ltd | 液晶表示装置 |
CA1312320C (en) | 1987-11-12 | 1993-01-05 | Makoto Oe | Plane light source unit |
JP2721357B2 (ja) * | 1988-07-01 | 1998-03-04 | キヤノン株式会社 | 液晶装置 |
JP2862571B2 (ja) * | 1988-07-28 | 1999-03-03 | 株式会社東芝 | 透過型液晶表示装置 |
JPH03191328A (ja) * | 1989-12-20 | 1991-08-21 | Kyocera Corp | 面状液晶表示装置 |
US5128783A (en) * | 1990-01-31 | 1992-07-07 | Ois Optical Imaging Systems, Inc. | Diffusing/collimating lens array for a liquid crystal display |
US5262880A (en) * | 1990-04-26 | 1993-11-16 | Ois Optical Imaging Systems, Inc. | Night vision goggle compatible liquid crystal display device |
US5161041A (en) * | 1990-04-26 | 1992-11-03 | Ois Optical Imaging Systems, Inc. | Lighting assembly for a backlit electronic display including an integral image splitting and collimating means |
ATE162921T1 (de) * | 1990-05-08 | 1998-02-15 | Canon Kk | Polarisationsumsetzungsapparat |
FR2670024B1 (fr) * | 1990-11-30 | 1994-03-18 | Scanera Sc | Dispositif de production de lumiere polarisee. |
JPH05264904A (ja) * | 1992-03-18 | 1993-10-15 | Canon Inc | 照明光学系および該照明光学系を用いた投写型画像表示装置 |
US5528720A (en) * | 1992-03-23 | 1996-06-18 | Minnesota Mining And Manufacturing Co. | Tapered multilayer luminaire devices |
US6002829A (en) | 1992-03-23 | 1999-12-14 | Minnesota Mining And Manufacturing Company | Luminaire device |
US5267063A (en) * | 1992-07-02 | 1993-11-30 | At&T Bell Laboratories | Gradient index mirror for providing a collimated beam for liquid crystal displays and the like |
US6111622A (en) * | 1993-03-12 | 2000-08-29 | Ois Optical Imaging Systems, Inc. | Day/night backlight for a liquid crystal display |
US5594561A (en) * | 1993-03-31 | 1997-01-14 | Palomar Technologies Corporation | Flat panel display with elliptical diffuser and fiber optic plate |
US5526146A (en) * | 1993-06-24 | 1996-06-11 | International Business Machines Corporation | Back-lighting system for transmissive display |
US5555476A (en) * | 1993-08-30 | 1996-09-10 | Toray Industries, Inc. | Microlens array sheet for a liquid crystal display, method for attaching the same and liquid crystal display equipped with the same |
US5479275A (en) * | 1993-12-03 | 1995-12-26 | Ois Optical Imaging Systems, Inc. | Backlit liquid crystal display with integral collimating, refracting, and reflecting means which refracts and collimates light from a first light source and reflects light from a second light source |
US6025897A (en) * | 1993-12-21 | 2000-02-15 | 3M Innovative Properties Co. | Display with reflective polarizer and randomizing cavity |
US20070091230A1 (en) * | 1993-12-21 | 2007-04-26 | 3M Innovative Properties Company | Display incorporating reflective polarizer |
US6804058B1 (en) * | 1993-12-21 | 2004-10-12 | 3M Innovative Properties Company | Electroluminescent light source and display incorporating same |
DE69435173D1 (de) * | 1993-12-21 | 2009-01-15 | Minnesota Mining & Mfg | Mehrschichtiger optischer Film |
US5828488A (en) * | 1993-12-21 | 1998-10-27 | Minnesota Mining And Manufacturing Co. | Reflective polarizer display |
US5629784A (en) * | 1994-04-12 | 1997-05-13 | Ois Optical Imaging Systems, Inc. | Liquid crystal display with holographic diffuser and prism sheet on viewer side |
US6075579A (en) | 1995-11-30 | 2000-06-13 | Dai Nippon Printing Co., Ltd. | Liquid crystal display device using a hologram, hologram scatter plate, and process of replicating a diffuse reflection type hologram |
US6002464A (en) * | 1996-05-13 | 1999-12-14 | Kuraray Co., Ltd. | Light diffusing sheet having a layer incorporated with light diffusing material and a layer with a corrugated surface |
JP3339334B2 (ja) | 1996-12-05 | 2002-10-28 | 松下電器産業株式会社 | 反射型液晶表示素子 |
US6175399B1 (en) * | 1997-02-10 | 2001-01-16 | Sharp Kabushiki Kaisha | Reflective type liquid crystal display device having a diffusion layer of phase separated liquid crystal and polymer |
US6144430A (en) * | 1997-11-13 | 2000-11-07 | Industrial Technology Research Institute | Reflective-type liquid crystal display with single polarizer and an inner metallic reflector |
US5963284A (en) * | 1998-04-01 | 1999-10-05 | Ois Optical Imaging Systems, Inc. | LCD with diffuser having diffusing particles therein located between polarizers |
JP2000019500A (ja) * | 1998-06-29 | 2000-01-21 | Toshiba Corp | 液晶表示装置 |
US7253852B2 (en) * | 2001-04-25 | 2007-08-07 | Kopin Corporation | Polarizer removal in a microdisplay system |
US6840656B2 (en) * | 2003-02-27 | 2005-01-11 | Heng Sheng Kuo | Light guiding plate for backlight module |
WO2008100443A2 (en) * | 2007-02-09 | 2008-08-21 | Bright View Technologies, Inc. | High contrast liquid crystal displays |
US8572893B2 (en) | 2009-06-03 | 2013-11-05 | Sharp Kabushiki Kaisha | Display device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3840695A (en) * | 1972-10-10 | 1974-10-08 | Westinghouse Electric Corp | Liquid crystal image display panel with integrated addressing circuitry |
JPS5464494A (en) * | 1977-10-31 | 1979-05-24 | Sharp Corp | Liquid crystal display unit |
JPS58169132A (ja) * | 1982-03-30 | 1983-10-05 | Mitsubishi Electric Corp | 液晶表示装置 |
JPS58169131A (ja) * | 1982-03-30 | 1983-10-05 | Mitsubishi Electric Corp | 液晶表示装置 |
-
1986
- 1986-01-02 GB GB868600022A patent/GB8600022D0/en active Pending
- 1986-08-20 US US06/898,112 patent/US4660936A/en not_active Expired - Fee Related
- 1986-12-27 JP JP61316129A patent/JPS62175711A/ja active Pending
- 1986-12-30 KR KR860011505A patent/KR870007476A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB8600022D0 (en) | 1986-02-12 |
JPS62175711A (ja) | 1987-08-01 |
US4660936A (en) | 1987-04-28 |
US4660936B1 (ko) | 1990-01-23 |
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A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |