WO2000072079A2 - Electro-optic devices - Google Patents
Electro-optic devices Download PDFInfo
- Publication number
- WO2000072079A2 WO2000072079A2 PCT/GB2000/001979 GB0001979W WO0072079A2 WO 2000072079 A2 WO2000072079 A2 WO 2000072079A2 GB 0001979 W GB0001979 W GB 0001979W WO 0072079 A2 WO0072079 A2 WO 0072079A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical
- cell
- birefringent
- path
- cell means
- 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
- G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/0305—Constructional arrangements
- G02F1/0311—Structural association of optical elements, e.g. lenses, polarizers, phase plates, with the crystal
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/48—Variable attenuator
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000620410A JP2003500693A (en) | 1999-05-24 | 2000-05-24 | Electro-optic device |
EP00935314A EP1185899A2 (en) | 1999-05-24 | 2000-05-24 | Electro-optic devices |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9912072.7A GB9912072D0 (en) | 1999-05-24 | 1999-05-24 | Electro-optic devices |
GB9912072.7 | 1999-05-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2000072079A2 true WO2000072079A2 (en) | 2000-11-30 |
WO2000072079A3 WO2000072079A3 (en) | 2001-12-13 |
Family
ID=10854069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2000/001979 WO2000072079A2 (en) | 1999-05-24 | 2000-05-24 | Electro-optic devices |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1185899A2 (en) |
JP (1) | JP2003500693A (en) |
GB (2) | GB9912072D0 (en) |
WO (1) | WO2000072079A2 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014071099A1 (en) * | 2012-11-02 | 2014-05-08 | Microsoft Corporation | Rapid synchronized lighting and shuttering |
US9619071B2 (en) | 2012-03-02 | 2017-04-11 | Microsoft Technology Licensing, Llc | Computing device and an apparatus having sensors configured for measuring spatial information indicative of a position of the computing devices |
US9678542B2 (en) | 2012-03-02 | 2017-06-13 | Microsoft Technology Licensing, Llc | Multiple position input device cover |
WO2017174392A1 (en) | 2016-04-04 | 2017-10-12 | SMR Patents S.à.r.l. | Imaging system |
US9870066B2 (en) | 2012-03-02 | 2018-01-16 | Microsoft Technology Licensing, Llc | Method of manufacturing an input device |
US10678743B2 (en) | 2012-05-14 | 2020-06-09 | Microsoft Technology Licensing, Llc | System and method for accessory device architecture that passes via intermediate processor a descriptor when processing in a low power state |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008158535A (en) * | 2008-01-10 | 2008-07-10 | Mitsubishi Electric Corp | Imaging apparatus |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH500501A (en) * | 1968-09-11 | 1970-12-15 | Atomic Energy Commission | Electro-optical device with a ferroelectric ceramic plate |
US4335939A (en) * | 1979-04-09 | 1982-06-22 | Crosfield Electronics Limited | Optical modulators and apparatus including such modulators |
US4439014A (en) * | 1981-11-13 | 1984-03-27 | Mcdonnell Douglas Corporation | Low voltage electro-optic modulator |
US4919522A (en) * | 1988-02-25 | 1990-04-24 | Geo-Centers, Inc. | Optical switch having birefringent element |
US5305136A (en) * | 1992-03-31 | 1994-04-19 | Geo-Centers, Inc. | Optically bidirectional fast optical switch having reduced light loss |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684350A (en) * | 1970-08-17 | 1972-08-15 | Westinghouse Electric Corp | Light beam polarization modulator |
US3719414A (en) * | 1970-08-28 | 1973-03-06 | Westinghouse Electric Corp | Polarization independent light modulation means using birefringent crystals |
GB1409711A (en) * | 1971-06-08 | 1975-10-15 | Redifon Ltd | Optical systems |
JPS6083013A (en) * | 1983-10-12 | 1985-05-11 | Yokogawa Hokushin Electric Corp | Image switch |
JPS61151515A (en) * | 1984-12-26 | 1986-07-10 | Agency Of Ind Science & Technol | Optical gate device |
JPH08250692A (en) * | 1995-03-10 | 1996-09-27 | Sharp Corp | Optical device |
CN1299472A (en) * | 1998-04-08 | 2001-06-13 | 科英应用技术公司 | High speed electro-optic modulator |
-
1999
- 1999-05-24 GB GBGB9912072.7A patent/GB9912072D0/en not_active Ceased
-
2000
- 2000-05-24 WO PCT/GB2000/001979 patent/WO2000072079A2/en not_active Application Discontinuation
- 2000-05-24 GB GB0012655A patent/GB2351356A/en not_active Withdrawn
- 2000-05-24 EP EP00935314A patent/EP1185899A2/en not_active Withdrawn
- 2000-05-24 JP JP2000620410A patent/JP2003500693A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH500501A (en) * | 1968-09-11 | 1970-12-15 | Atomic Energy Commission | Electro-optical device with a ferroelectric ceramic plate |
US4335939A (en) * | 1979-04-09 | 1982-06-22 | Crosfield Electronics Limited | Optical modulators and apparatus including such modulators |
US4439014A (en) * | 1981-11-13 | 1984-03-27 | Mcdonnell Douglas Corporation | Low voltage electro-optic modulator |
US4919522A (en) * | 1988-02-25 | 1990-04-24 | Geo-Centers, Inc. | Optical switch having birefringent element |
US5305136A (en) * | 1992-03-31 | 1994-04-19 | Geo-Centers, Inc. | Optically bidirectional fast optical switch having reduced light loss |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 1, 31 January 1997 (1997-01-31) & JP 08 250692 A (SHARP CORP.), 27 September 1996 (1996-09-27) * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9619071B2 (en) | 2012-03-02 | 2017-04-11 | Microsoft Technology Licensing, Llc | Computing device and an apparatus having sensors configured for measuring spatial information indicative of a position of the computing devices |
US9678542B2 (en) | 2012-03-02 | 2017-06-13 | Microsoft Technology Licensing, Llc | Multiple position input device cover |
US9870066B2 (en) | 2012-03-02 | 2018-01-16 | Microsoft Technology Licensing, Llc | Method of manufacturing an input device |
US9904327B2 (en) | 2012-03-02 | 2018-02-27 | Microsoft Technology Licensing, Llc | Flexible hinge and removable attachment |
US10013030B2 (en) | 2012-03-02 | 2018-07-03 | Microsoft Technology Licensing, Llc | Multiple position input device cover |
US10963087B2 (en) | 2012-03-02 | 2021-03-30 | Microsoft Technology Licensing, Llc | Pressure sensitive keys |
US10678743B2 (en) | 2012-05-14 | 2020-06-09 | Microsoft Technology Licensing, Llc | System and method for accessory device architecture that passes via intermediate processor a descriptor when processing in a low power state |
WO2014071099A1 (en) * | 2012-11-02 | 2014-05-08 | Microsoft Corporation | Rapid synchronized lighting and shuttering |
WO2017174392A1 (en) | 2016-04-04 | 2017-10-12 | SMR Patents S.à.r.l. | Imaging system |
Also Published As
Publication number | Publication date |
---|---|
EP1185899A2 (en) | 2002-03-13 |
WO2000072079A3 (en) | 2001-12-13 |
JP2003500693A (en) | 2003-01-07 |
GB2351356A (en) | 2000-12-27 |
GB9912072D0 (en) | 1999-07-21 |
GB0012655D0 (en) | 2000-07-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0774130B1 (en) | Display system | |
US5658060A (en) | Arrangement for projection displays employing reflective light valves | |
EP0662764B1 (en) | Dual-beam scanning electro-optical device from single-beam light source | |
EP0301065B1 (en) | Color sequential illuminating system for a liquid crystal light valve | |
EP0372905A2 (en) | Projection-type liquid crystal display apparatus | |
US6899430B2 (en) | Color imaging systems and methods | |
US5319477A (en) | Compact polarization independent optical switching units | |
US20070159701A1 (en) | Electro-optic zoom lens system | |
US7106512B2 (en) | Wavelength selective switching device and method for selectively transmitting optical signals based on wavelength | |
US11796782B2 (en) | Optics arrangement for flexible multi-color illumination for a light microscope and method to this end | |
JPH0463596B2 (en) | ||
US4842374A (en) | Unitary prepolarizing prism assembly for a four color liquid crystal light valve image projector | |
US5833338A (en) | Projector | |
US4824214A (en) | Unitary prepolarizing prism assembly for a four color liquid crystal light valve image projector | |
EP1185899A2 (en) | Electro-optic devices | |
KR0144459B1 (en) | Image projection arrangement | |
US5076669A (en) | Method and apparatus for selectively blocking light beams of different wavelengths with single color-sensitive filter | |
KR20010042479A (en) | Compact Projector | |
JPH06294933A (en) | Stereomicroscope for display of three-dimensional image on electronic screen | |
NL9001142A (en) | DISPLAY DEVICE. | |
US20020122251A1 (en) | Wavelength selective switch and variable optical attenuator | |
EP0326323A2 (en) | Multiple image-forming apparatus | |
US4027949A (en) | Optical systems | |
Sharp et al. | A new RGB tunable filter technology | |
US6424452B1 (en) | Transversal electrooptical modulator |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): JP US |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
ENP | Entry into the national phase |
Ref country code: JP Ref document number: 2000 620410 Kind code of ref document: A Format of ref document f/p: F |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2000935314 Country of ref document: EP |
|
AK | Designated states |
Kind code of ref document: A3 Designated state(s): JP US |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
WWP | Wipo information: published in national office |
Ref document number: 2000935314 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 09926592 Country of ref document: US |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 2000935314 Country of ref document: EP |