DE69503922D1 - Prismatische lichtbrechende optische anordnung für lcd-hinterleuchtung - Google Patents
Prismatische lichtbrechende optische anordnung für lcd-hinterleuchtungInfo
- Publication number
- DE69503922D1 DE69503922D1 DE69503922T DE69503922T DE69503922D1 DE 69503922 D1 DE69503922 D1 DE 69503922D1 DE 69503922 T DE69503922 T DE 69503922T DE 69503922 T DE69503922 T DE 69503922T DE 69503922 D1 DE69503922 D1 DE 69503922D1
- Authority
- DE
- Germany
- Prior art keywords
- optical arrangement
- prismatic light
- lcd backlighting
- breaking optical
- breaking
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/348,271 US5579134A (en) | 1994-11-30 | 1994-11-30 | Prismatic refracting optical array for liquid flat panel crystal display backlight |
PCT/US1995/015485 WO1996017205A1 (en) | 1994-11-30 | 1995-11-29 | Prismatic refracting optical array for liquid flat panel crystal display backlight |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69503922D1 true DE69503922D1 (de) | 1998-09-10 |
DE69503922T2 DE69503922T2 (de) | 1999-01-28 |
Family
ID=23367311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69503922T Expired - Fee Related DE69503922T2 (de) | 1994-11-30 | 1995-11-29 | Prismatische lichtbrechende optische anordnung für lcd-hinterleuchtung |
Country Status (7)
Country | Link |
---|---|
US (1) | US5579134A (de) |
EP (1) | EP0795105B1 (de) |
JP (1) | JPH10510929A (de) |
CA (1) | CA2204607A1 (de) |
DE (1) | DE69503922T2 (de) |
IL (1) | IL116056A (de) |
WO (1) | WO1996017205A1 (de) |
Families Citing this family (59)
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JP3548812B2 (ja) * | 1995-08-11 | 2004-07-28 | オムロン株式会社 | 面光源装置、当該装置に用いる面状光学素子及び当該装置を用いた画像表示装置 |
US5895115A (en) * | 1996-01-16 | 1999-04-20 | Lumitex, Inc. | Light emitting panel assemblies for use in automotive applications and the like |
US6069441A (en) * | 1996-10-31 | 2000-05-30 | Honeywell Inc. | Method for producing phospher binding materials |
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WO2000042451A1 (en) * | 1999-01-14 | 2000-07-20 | Minnesota Mining And Manufacturing Company | Optical sheets suitable for spreading light |
US7364341B2 (en) * | 1999-02-23 | 2008-04-29 | Solid State Opto Limited | Light redirecting films including non-interlockable optical elements |
US6827456B2 (en) | 1999-02-23 | 2004-12-07 | Solid State Opto Limited | Transreflectors, transreflector systems and displays and methods of making transreflectors |
US6752505B2 (en) | 1999-02-23 | 2004-06-22 | Solid State Opto Limited | Light redirecting films and film systems |
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JP2002243938A (ja) * | 2001-02-13 | 2002-08-28 | Nitto Denko Corp | 光学素子、偏光面光源及び液晶表示装置 |
US6903788B2 (en) * | 2001-07-05 | 2005-06-07 | Nitto Denko Corporation | Optical film and a liquid crystal display using the same |
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US20050001433A1 (en) * | 2003-04-30 | 2005-01-06 | Seelink Technology Corporation | Display system having uniform luminosity and wind generator |
EP1625430A2 (de) * | 2003-05-02 | 2006-02-15 | Reflexite Corporation | Lichtumlenkende optische strukturen |
EP1627177A1 (de) * | 2003-05-09 | 2006-02-22 | Philips Intellectual Property & Standards GmbH | Mit nano- leuchtstoffpartikeln beschichtete uv-lichtquelle |
NL1023737C2 (nl) * | 2003-06-24 | 2004-12-28 | Klaus Herbert Gunter Wenger | Lichtverdelende optische folie. |
WO2005052673A2 (en) | 2003-11-21 | 2005-06-09 | Sharp Laboratories Of America, Inc. | Liquid crystal display with adaptive color |
JP4757201B2 (ja) | 2003-12-18 | 2011-08-24 | シャープ株式会社 | 液晶ディスプレイのためのダイナミックガンマ |
US7095176B2 (en) * | 2004-03-09 | 2006-08-22 | Lynn Judd B | Miniature tubular gas discharge lamp and method of manufacture |
US7777714B2 (en) | 2004-05-04 | 2010-08-17 | Sharp Laboratories Of America, Inc. | Liquid crystal display with adaptive width |
US7612757B2 (en) | 2004-05-04 | 2009-11-03 | Sharp Laboratories Of America, Inc. | Liquid crystal display with modulated black point |
US7505018B2 (en) | 2004-05-04 | 2009-03-17 | Sharp Laboratories Of America, Inc. | Liquid crystal display with reduced black level insertion |
US8395577B2 (en) | 2004-05-04 | 2013-03-12 | Sharp Laboratories Of America, Inc. | Liquid crystal display with illumination control |
US7532192B2 (en) | 2004-05-04 | 2009-05-12 | Sharp Laboratories Of America, Inc. | Liquid crystal display with filtered black point |
US7872631B2 (en) | 2004-05-04 | 2011-01-18 | Sharp Laboratories Of America, Inc. | Liquid crystal display with temporal black point |
US7602369B2 (en) | 2004-05-04 | 2009-10-13 | Sharp Laboratories Of America, Inc. | Liquid crystal display with colored backlight |
US7023451B2 (en) | 2004-06-14 | 2006-04-04 | Sharp Laboratories Of America, Inc. | System for reducing crosstalk |
US7898519B2 (en) | 2005-02-17 | 2011-03-01 | Sharp Laboratories Of America, Inc. | Method for overdriving a backlit display |
US8050512B2 (en) | 2004-11-16 | 2011-11-01 | Sharp Laboratories Of America, Inc. | High dynamic range images from low dynamic range images |
US8050511B2 (en) | 2004-11-16 | 2011-11-01 | Sharp Laboratories Of America, Inc. | High dynamic range images from low dynamic range images |
US7525528B2 (en) | 2004-11-16 | 2009-04-28 | Sharp Laboratories Of America, Inc. | Technique that preserves specular highlights |
KR20060105193A (ko) * | 2005-04-01 | 2006-10-11 | 삼성전자주식회사 | 하이브리드-확산판과, 이를 갖는 백라이트 어셈블리 및표시장치 |
TWI264594B (en) * | 2005-04-01 | 2006-10-21 | Lite On Technology Corp | Back light module |
JP2007012323A (ja) * | 2005-06-28 | 2007-01-18 | Cheil Ind Co Ltd | 面光源装置及び液晶表示装置 |
JP2007095386A (ja) * | 2005-09-27 | 2007-04-12 | Nippon Zeon Co Ltd | 直下型バックライト装置 |
KR20070055049A (ko) * | 2005-11-25 | 2007-05-30 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 표시 장치 |
US8121401B2 (en) | 2006-01-24 | 2012-02-21 | Sharp Labortories of America, Inc. | Method for reducing enhancement of artifacts and noise in image color enhancement |
US9143657B2 (en) | 2006-01-24 | 2015-09-22 | Sharp Laboratories Of America, Inc. | Color enhancement technique using skin color detection |
WO2008025765A1 (de) * | 2006-09-01 | 2008-03-06 | Seereal Technologies S.A. | Richtungsgesteuerte beleuchtungseinheit für ein autostereoskopisches display |
US8941580B2 (en) | 2006-11-30 | 2015-01-27 | Sharp Laboratories Of America, Inc. | Liquid crystal display with area adaptive backlight |
US7762683B2 (en) * | 2007-02-23 | 2010-07-27 | Raytheon Company | Optical device with tilt and power microlenses |
US8705914B2 (en) | 2007-09-10 | 2014-04-22 | Banyan Energy, Inc. | Redirecting optics for concentration and illumination systems |
US7664350B2 (en) | 2007-09-10 | 2010-02-16 | Banyan Energy, Inc. | Compact optics for concentration, aggregation and illumination of light energy |
US7672549B2 (en) | 2007-09-10 | 2010-03-02 | Banyan Energy, Inc. | Solar energy concentrator |
US8412010B2 (en) | 2007-09-10 | 2013-04-02 | Banyan Energy, Inc. | Compact optics for concentration and illumination systems |
DE202009014019U1 (de) * | 2009-10-16 | 2010-01-07 | Spectral Lichttechnik Gmbh | Leuchte |
US10408427B2 (en) * | 2017-03-03 | 2019-09-10 | Tahwanda Matthews | Portable fashion modeling runway |
Family Cites Families (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2356654A (en) * | 1944-08-22 | Catadioptric lens | ||
GB619084A (en) * | 1946-11-14 | 1949-03-03 | Holophane Co Inc | Light refracting and transmitting plates and equipment using the same |
US2551954A (en) * | 1947-02-21 | 1951-05-08 | John L Lehman | Lighting device having a lens which gives a long and relatively narrow area of illumination |
US2623160A (en) * | 1949-04-23 | 1952-12-23 | Holophane Co Inc | Direct lighting luminaire and/or refractor for use therein |
US2648763A (en) * | 1950-04-25 | 1953-08-11 | Holophane Co Inc | Light controlling refractor and luminaire using the same |
GB878215A (en) * | 1956-12-10 | 1961-09-27 | Holophane Ltd | Light refracting and transmitting plates and equipment using the same |
US3838909A (en) * | 1973-04-06 | 1974-10-01 | Rockwell International Corp | Ambient illuminations system for liquid crystal display |
US3863246A (en) * | 1973-07-09 | 1975-01-28 | Collins Radio Co | Backlighted display apparatus for preventing direct viewing of light sources |
US3957351A (en) * | 1974-09-16 | 1976-05-18 | Rockwell International Corporation | Backlighted display apparatus |
US3947091A (en) * | 1974-09-19 | 1976-03-30 | Rockwell International Corporation | Reflective display apparatus |
DE2459327B2 (de) * | 1974-12-16 | 1980-07-31 | Nova-Lux Gmbh, 5000 Koeln | Leuchte mit Lichtverteilungsscheibe |
DE2835347A1 (de) * | 1978-08-11 | 1980-02-28 | Fraunhofer Ges Forschung | Anzeigevorrichtung mit einem elektrooptischen lichtventil |
US4278327A (en) * | 1979-11-26 | 1981-07-14 | Sperry Corporation | Liquid crystal matrices |
FR2471012A1 (fr) * | 1979-12-07 | 1981-06-12 | Commissariat Energie Atomique | Dispositif d'eclairage pour grand ecran |
US4487481A (en) * | 1980-03-24 | 1984-12-11 | Epson Corporation | Backlighted liquid crystal display |
JPS60117215A (ja) * | 1983-11-29 | 1985-06-24 | Sharp Corp | 液晶表示装置 |
US4726662A (en) * | 1985-09-24 | 1988-02-23 | Talig Corporation | Display including a prismatic lens system or a prismatic reflective system |
GB2198867A (en) * | 1986-12-17 | 1988-06-22 | Philips Electronic Associated | A liquid crystal display illumination system |
NL8802517A (nl) * | 1988-10-13 | 1990-05-01 | Philips Nv | Beeldprojektie-inrichting. |
US4924356A (en) * | 1988-12-07 | 1990-05-08 | General Electric Company | Illumination system for a display device |
US4913529A (en) * | 1988-12-27 | 1990-04-03 | North American Philips Corp. | Illumination system for an LCD display system |
US4995701A (en) * | 1989-03-06 | 1991-02-26 | Qantix Corporation | Anti-glare filter with improved viewing area |
US5034864A (en) * | 1989-04-25 | 1991-07-23 | Mitsubishi Rayon Co., Ltd. | Planar light-source device and illumination apparatus using the same |
NL8901077A (nl) * | 1989-04-28 | 1990-11-16 | Koninkl Philips Electronics Nv | Optische belichtingsstelsel en projectie-apparaat voorzien van een dergelijk stelsel. |
US4986631A (en) * | 1989-07-17 | 1991-01-22 | Yazaki Corporation | Automotive display system |
US5128783A (en) * | 1990-01-31 | 1992-07-07 | Ois Optical Imaging Systems, Inc. | Diffusing/collimating lens array for a liquid crystal display |
CA2036518C (en) * | 1990-03-07 | 1997-09-09 | Daniel Nathan Karpen | Full spectrum polarized lighting system |
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 |
US5050946A (en) * | 1990-09-27 | 1991-09-24 | Compaq Computer Corporation | Faceted light pipe |
DE69220870T2 (de) * | 1991-08-22 | 1998-02-05 | Tosoh Corp | Vorrichtung zur rückseitigen Beleuchtung |
US5414599A (en) * | 1991-09-09 | 1995-05-09 | Enplas Corporation | Surface light source device |
US5211467A (en) * | 1992-01-07 | 1993-05-18 | Rockwell International Corporation | Fluorescent lighting system |
US5394255A (en) * | 1992-01-27 | 1995-02-28 | Sekisui Kagaku Kogyo Kabushiki Kaisha | Liquid crystal display using a plurality of light adjusting sheets angled at 5 degrees or more |
JP3006306B2 (ja) * | 1992-09-16 | 2000-02-07 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 光学的フイルム及び上記光学的フイルムを用いた液晶表示装置 |
JP3098334B2 (ja) * | 1992-09-24 | 2000-10-16 | 三菱レイヨン株式会社 | 液晶表示装置用マルチプリズムシートおよび液晶表示装置 |
TW594115B (en) * | 1992-10-09 | 2004-06-21 | Asahi Glass Co Ltd | A liquid crystal display device and an illumination device for a direct viewing type display element |
US5396406A (en) * | 1993-02-01 | 1995-03-07 | Display Technology Industries | Thin high efficiency illumination system for display devices |
JPH071428U (ja) * | 1993-06-04 | 1995-01-10 | 株式会社エンプラス | 面光源装置 |
-
1994
- 1994-11-30 US US08/348,271 patent/US5579134A/en not_active Expired - Lifetime
-
1995
- 1995-11-19 IL IL11605695A patent/IL116056A/xx not_active IP Right Cessation
- 1995-11-29 JP JP8519020A patent/JPH10510929A/ja active Pending
- 1995-11-29 EP EP95942927A patent/EP0795105B1/de not_active Expired - Lifetime
- 1995-11-29 WO PCT/US1995/015485 patent/WO1996017205A1/en active IP Right Grant
- 1995-11-29 CA CA002204607A patent/CA2204607A1/en not_active Abandoned
- 1995-11-29 DE DE69503922T patent/DE69503922T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH10510929A (ja) | 1998-10-20 |
IL116056A (en) | 1999-07-14 |
WO1996017205A1 (en) | 1996-06-06 |
DE69503922T2 (de) | 1999-01-28 |
CA2204607A1 (en) | 1996-06-06 |
IL116056A0 (en) | 1996-01-31 |
EP0795105B1 (de) | 1998-08-05 |
US5579134A (en) | 1996-11-26 |
EP0795105A1 (de) | 1997-09-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |