DE4291827T1 - - Google Patents

Info

Publication number
DE4291827T1
DE4291827T1 DE4291827T DE4291827T DE4291827T1 DE 4291827 T1 DE4291827 T1 DE 4291827T1 DE 4291827 T DE4291827 T DE 4291827T DE 4291827 T DE4291827 T DE 4291827T DE 4291827 T1 DE4291827 T1 DE 4291827T1
Authority
DE
Germany
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.)
Withdrawn
Application number
DE4291827T
Inventor
Gilbert Picoli
Philippe Lannion Fr Gravey
Jean-Emmanuel Pleumeur Bodou Fr Viallet
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.)
Orange SA
Original Assignee
France Telecom 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 France Telecom SA filed Critical France Telecom SA
Publication of DE4291827T1 publication Critical patent/DE4291827T1/de
Withdrawn legal-status Critical Current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 
    • G02F1/015—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 semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
    • G02F1/017—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
    • G02F1/01716—Optically controlled superlattice or quantum well devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • 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
    • G02F1/0338—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 structurally associated with a photoconductive layer or having photo-refractive properties
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0248—Volume holograms
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • G11C13/044—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern using electro-optical elements
    • 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 
    • G02F1/015—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 semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
    • G02F1/017—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/13—Materials and properties photorefractive
DE4291827T 1991-06-19 1992-06-18 Withdrawn DE4291827T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9107528A FR2678093B1 (fr) 1991-06-19 1991-06-19 Dispositif photorefractif.

Publications (1)

Publication Number Publication Date
DE4291827T1 true DE4291827T1 (de) 1993-06-03

Family

ID=9414036

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4291827T Withdrawn DE4291827T1 (de) 1991-06-19 1992-06-18

Country Status (6)

Country Link
US (1) US5539542A (de)
JP (1) JPH06500869A (de)
DE (1) DE4291827T1 (de)
FR (1) FR2678093B1 (de)
GB (1) GB2265227B (de)
WO (1) WO1992022847A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709003B1 (fr) * 1993-08-09 1995-09-15 Deveaud Pledran Benoit Dispositif photoréfractif à puits quantiques.
FR2712732B1 (fr) * 1993-11-17 1996-02-09 France Telecom Cellule photoréfractive.
FR2713788B1 (fr) * 1993-12-09 1996-03-01 France Telecom Opérateur optique à hétérostructure à puits quantiques.
FR2732782B1 (fr) * 1995-04-07 1997-06-20 Lambert Bertrand Dispositif photoreactif perfectionne
US6088139A (en) * 1995-08-31 2000-07-11 Ngk Insulators, Ltd. Method and an apparatus for recording and reproducing using a hologram, an apparatus for irradiating light for reproduction to a hologram, a hologram device and a manufacturing method of the same
US5992562A (en) 1996-01-26 1999-11-30 Jlg Industries, Inc. Scissor lift control apparatus
EP0886802B1 (de) 1996-03-15 2001-11-21 Retinal Display Cayman Ltd. Verfahren und vorrichtung zur betrachtung eines bildes
US6025950A (en) * 1997-09-22 2000-02-15 Coretek, Inc. Monolithic all-semiconductor optically addressed spatial light modulator based on low-photoconductive semiconductors
WO2000007066A1 (en) 1998-07-29 2000-02-10 Digilens, Inc. In-line infinity display system employing one or more switchable holographic optical elements
WO2000024204A1 (en) 1998-10-16 2000-04-27 Digilens, Inc. Method and system for display resolution multiplication
US6339486B1 (en) 1998-10-16 2002-01-15 Digilens, Inc. Holographic technique for illumination of image displays using ambient illumination
US6094283A (en) 1998-10-16 2000-07-25 Digilens, Inc. Holographic display with switchable aspect ratio
US6678078B1 (en) 1999-01-07 2004-01-13 Digilens, Inc. Optical filter employing holographic optical elements and image generating system incorporating the optical filter
US6504629B1 (en) 1999-03-23 2003-01-07 Digilens, Inc. Method and apparatus for illuminating a display
US6507419B1 (en) 1999-03-23 2003-01-14 Digilens, Inc. Illumination system using optical feedback
US6473209B1 (en) 1999-08-04 2002-10-29 Digilens, Inc. Apparatus for producing a three-dimensional image
FR2811770B1 (fr) * 2000-07-11 2003-01-17 France Telecom Structure d'absorbant saturable, notamment pour composant optique de regeneration, et procede pour sa realisation
US6424437B1 (en) 2000-10-10 2002-07-23 Digilens, Inc. Projection display employing switchable holographic optical elements

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037932A (en) * 1976-05-03 1977-07-26 Xerox Corporation Electrooptic-photoconductor sandwich using actinic readout light
US4525687A (en) * 1983-02-28 1985-06-25 At&T Bell Laboratories High speed light modulator using multiple quantum well structures
US5004325A (en) * 1990-01-16 1991-04-02 At&T Bell Laboratories Optical processing using a multilayer heterostructure
US5222071A (en) * 1991-02-21 1993-06-22 Board Of Trustees Leland Stanford, Jr. University Dynamic optical grating device

Also Published As

Publication number Publication date
GB2265227B (en) 1995-04-19
FR2678093B1 (fr) 1994-01-07
JPH06500869A (ja) 1994-01-27
US5539542A (en) 1996-07-23
GB2265227A (en) 1993-09-22
FR2678093A1 (fr) 1992-12-24
WO1992022847A1 (fr) 1992-12-23
GB9302868D0 (en) 1993-06-09

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee