DE69217638D1 - Polarisierender Strahlteiler und Anwendung in einem Anzeigegerät - Google Patents

Polarisierender Strahlteiler und Anwendung in einem Anzeigegerät

Info

Publication number
DE69217638D1
DE69217638D1 DE69217638T DE69217638T DE69217638D1 DE 69217638 D1 DE69217638 D1 DE 69217638D1 DE 69217638 T DE69217638 T DE 69217638T DE 69217638 T DE69217638 T DE 69217638T DE 69217638 D1 DE69217638 D1 DE 69217638D1
Authority
DE
Germany
Prior art keywords
application
display device
beam splitter
polarizing beam
polarizing
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
DE69217638T
Other languages
English (en)
Other versions
DE69217638T2 (de
Inventor
Jean-Claude Lehureau
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.)
REMOTE ACCESS,LLC, LOS ALTOS, CALIF., US
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE69217638D1 publication Critical patent/DE69217638D1/de
Application granted granted Critical
Publication of DE69217638T2 publication Critical patent/DE69217638T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
DE69217638T 1991-12-20 1992-12-14 Polarisierender Strahlteiler und Anwendung in einem Anzeigegerät Expired - Lifetime DE69217638T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9115900A FR2685500B1 (fr) 1991-12-20 1991-12-20 Separateur optique de polarisations et application a un systeme de visualisation.

Publications (2)

Publication Number Publication Date
DE69217638D1 true DE69217638D1 (de) 1997-04-03
DE69217638T2 DE69217638T2 (de) 1997-06-05

Family

ID=9420305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217638T Expired - Lifetime DE69217638T2 (de) 1991-12-20 1992-12-14 Polarisierender Strahlteiler und Anwendung in einem Anzeigegerät

Country Status (6)

Country Link
US (1) US5347380A (de)
EP (1) EP0549406B1 (de)
JP (1) JPH05264815A (de)
KR (1) KR100304992B1 (de)
DE (1) DE69217638T2 (de)
FR (1) FR2685500B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5946114A (en) * 1994-06-17 1999-08-31 Thomson-Csf Optical filtering device and application to a liquid crystal projector
FR2723243B1 (fr) * 1994-07-26 1996-09-06 Thomson Csf Dispositif d'enregistrement et/ou de lecture de tetes magnetiques et son procede de realisation
JPH1078511A (ja) * 1996-09-04 1998-03-24 Hitachi Ltd 偏光分離器、偏光変換素子およびそれを用いた液晶表示装置
FR2754609B1 (fr) * 1996-10-15 1998-12-18 Sextant Avionique Panneau de visualisation avec compensation par films birefringents holographiques
FR2786345B1 (fr) 1998-11-24 2001-02-09 Thomson Csf Dispositif de cryptage quantique
FR2793566B1 (fr) * 1999-05-11 2002-07-12 Thomson Csf Separateur de polarisations
US7149173B2 (en) * 2000-10-17 2006-12-12 Thales Medium for recording optically readable data, method for making same and optical system reproducing said data
FR2824905B1 (fr) * 2001-05-15 2003-08-29 Thomson Csf Gyrometre a fibre optique
RU2204854C2 (ru) * 2001-08-01 2003-05-20 Каретников Александр Альбертович Линейный жидкокристаллический поляризатор оптического излучения
JP4216092B2 (ja) * 2002-03-08 2009-01-28 株式会社半導体エネルギー研究所 液晶表示装置
DE10247004A1 (de) * 2002-10-09 2004-04-22 Deutsche Telekom Ag Polarisator für Licht sowie Verfahren zum Herstellen eines solchen
DE102007053666A1 (de) * 2007-11-08 2009-05-20 Fachhochschule Jena Anordnung zum Beeinflussen eines einfallenden Strahlenbündels
RU2413256C1 (ru) * 2009-09-07 2011-02-27 Владимир Леонтьевич Крапивин Адаптивный поляризационный фильтр (апф)
RU2464596C1 (ru) * 2011-03-14 2012-10-20 Владимир Леонтьевич Крапивин Адаптивный поляризационный противослепящий фильтр (аппф)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE152212C (de) *
US3854793A (en) * 1972-06-27 1974-12-17 Bell Telephone Labor Inc Liquid crystal cells
US4097128A (en) * 1975-04-24 1978-06-27 Tokyo Shibaura Electric Co., Ltd. Liquid crystal color display devices
GB1571496A (en) * 1976-05-04 1980-07-16 Standard Telephones Cables Ltd Cholesteric liquid crystal cells
FR2526177A1 (fr) * 1982-04-28 1983-11-04 Centre Nat Rech Scient Perfectionnements aux cellules optiques utilisant des cristaux liquides
DE3327417A1 (de) * 1983-07-29 1985-02-07 Philips Patentverwaltung Gmbh, 2000 Hamburg Optische verzweigungsvorrichtung
JPS61113032A (ja) * 1984-11-07 1986-05-30 Mitsubishi Electric Corp バイパス光スイツチ
GB8619385D0 (en) * 1986-08-08 1986-09-17 Stc Plc Spatial light modulator
US4813771A (en) * 1987-10-15 1989-03-21 Displaytech Incorporated Electro-optic switching devices using ferroelectric liquid crystals
US4913529A (en) * 1988-12-27 1990-04-03 North American Philips Corp. Illumination system for an LCD display system
US5272551A (en) * 1989-10-03 1993-12-21 Thomson-Csf Optical system for the reproduction of color video images
NL8902805A (nl) * 1989-11-14 1991-06-03 Philips Nv Polarisatiegevoelige bundeldeler.
JP2861187B2 (ja) * 1990-01-30 1999-02-24 ソニー株式会社 光源用偏光変換素子
FR2660448B1 (fr) * 1990-04-03 1992-06-05 Thomson Csf Dispositif de projection d'images.
FR2667972B1 (fr) * 1990-10-12 1992-11-27 Thomson Csf Dispositif de visualisation d'images en couleurs.

Also Published As

Publication number Publication date
EP0549406A1 (de) 1993-06-30
KR100304992B1 (ko) 2001-11-22
US5347380A (en) 1994-09-13
FR2685500B1 (fr) 1994-12-23
EP0549406B1 (de) 1997-02-26
KR930013829A (ko) 1993-07-22
JPH05264815A (ja) 1993-10-15
FR2685500A1 (fr) 1993-06-25
DE69217638T2 (de) 1997-06-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: THALES, PARIS, FR

8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN

8327 Change in the person/name/address of the patent owner

Owner name: REMOTE ACCESS,LLC, LOS ALTOS, CALIF., US

R071 Expiry of right

Ref document number: 549406

Country of ref document: EP