based on electro-, magneto- or acousto-optical elements

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G02F3/022

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GPHYSICS G02Optics G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT G02F3/00Optical logic elements Optical bistable devices

Current Industry

G02F3/022based on electro-, magneto- or acousto-optical elements

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Y-branch type phase-change all-optical boolean logic device and all...
- Patent number 12,189,270
- Issue date Jan 7, 2025
- Huazhong University of Science & Technology
- Xiaomin Cheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Front-illuminated photosensitive logic cell
- Patent number 10,290,667
- Issue date May 14, 2019
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Olivier Rozeau
- G02 - OPTICS
Information Patent Grant
Graphene photonics for resonator-enhanced electro-optic devices and...
- Patent number 9,599,770
- Issue date Mar 21, 2017
- The Trustees of Columbia University In the City of New York
- Dirk R. Englund
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optoelectronic device, in particular memory device
- Patent number 9,530,489
- Issue date Dec 27, 2016
- STMicroelectronics (Crolles 2) SAS
- Pierre Caubet
- G02 - OPTICS
Information Patent Grant
Non-volatile programmable optical element employing F-centers
- Patent number 8,054,669
- Issue date Nov 8, 2011
- International Business Machines Corporation
- Gerhard I. Meijer
- G02 - OPTICS
Information Patent Grant
Electro-optical memory cell
- Patent number 7,933,483
- Issue date Apr 26, 2011
- International Business Machines Corporation
- Gerhard Ingmar Meijer
- G02 - OPTICS
Information Patent Grant
Optical signal converter from RZ format to NRZ format
- Patent number 6,643,040
- Issue date Nov 4, 2003
- Alcatel
- Alexandre Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compositions containing chiral compounds and nematic liquid crystal...
- Patent number 6,329,026
- Issue date Dec 11, 2001
- Chisso Corporation
- Dietrich Demus
- G02 - OPTICS
Information Patent Grant
All optics type semiconductor image storage apparatus, and all opti...
- Patent number 6,081,470
- Issue date Jun 27, 2000
- ATR Optical and Radio Communications Research Laboratories
- Pablo Vaccaro
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Multistable cholesteric liquid crystal devices driven by width-depe...
- Patent number 5,889,566
- Issue date Mar 30, 1999
- Advanced Display Systems, Inc.
- Bao-Gang Wu
- G02 - OPTICS
Information Patent Grant
Zero field multistable cholesteric liquid crystal displays
- Patent number 5,625,477
- Issue date Apr 29, 1997
- Advanced Display Systems, Inc.
- Bao-Gang Wu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for electronic switching of a reflective color...
- Patent number 5,251,048
- Issue date Oct 5, 1993
- Kent State University
- J. William Doane
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Bistable optical switching arrangement
- Patent number 5,117,471
- Issue date May 26, 1992
- Deutsche Forschungsanstalt fur Luft- und Raumfahrt E.V.
- Norbert Furstenau
- G02 - OPTICS
Information Patent Grant
Bipolar transistor including optical waveguide
- Patent number 5,028,108
- Issue date Jul 2, 1991
- Gec-Marconi Limited
- Terence P. Young
- G02 - OPTICS
Information Patent Grant
Optical logic device
- Patent number 4,992,654
- Issue date Feb 12, 1991
- STC PLC
- William A. Crossland
- G02 - OPTICS
Information Patent Grant
Optical apparatus using anomalously strong magneto-birefringence of...
- Patent number 4,812,767
- Issue date Mar 14, 1989
- Susamu Taketomi
- G02 - OPTICS
Information Patent Grant
Bistable liquid crystal in a fabry-perot etalon
- Patent number 4,790,634
- Issue date Dec 13, 1988
- The Secretary of State for Defence in Her Britannic Majesty's Government of t...
- Alan Miller
- G02 - OPTICS
Information Patent Grant
Optical delay type flipflop and shift register using it
- Patent number 4,761,060
- Issue date Aug 2, 1988
- NEC Corporation
- Tsuyotake Sawano
- G02 - OPTICS
Information Patent Grant
Optical threshold logic elements and circuits for digital computation
- Patent number 4,729,111
- Issue date Mar 1, 1988
- Wayne State University
- Raymond Arrathoon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Opto-electronic image processor
- Patent number 4,559,643
- Issue date Dec 17, 1985
- Asea Aktiebolag
- Torgny Brogardh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Single plate birefringent optical filter
- Patent number 4,247,166
- Issue date Jan 27, 1981
- Rockwell International Corporation
- Pochi A. Yeh
- G02 - OPTICS
Information Patent Grant
Iso-index coupled-wave electro-optic filters
- Patent number 4,229,073
- Issue date Oct 21, 1980
- Hughes Aircraft Company
- James F. Lotspeich
- G02 - OPTICS
Information Patent Grant
Optically-controlled two-channel integrated optical switch
- Patent number 4,211,467
- Issue date Jul 8, 1980
- Bell Telephone Laboratories, Incorporated
- Peter S. Cross
- G02 - OPTICS
Information Patent Grant
Electro-optic tunable optical filter
- Patent number 4,197,008
- Issue date Apr 8, 1980
- Hughes Aircraft Company
- Douglas A. Pinnow
- G02 - OPTICS
Information Patent Grant
3902061
- Patent number 3,902,061
- Issue date Aug 26, 1975
- G02 - OPTICS
Information Patent Grant
3851318
- Patent number 3,851,318
- Issue date Nov 26, 1974
- G02 - OPTICS
Information Patent Grant
3775757
- Patent number 3,775,757
- Issue date Nov 27, 1973
- G02 - OPTICS
Information Patent Grant
3614754
- Patent number 3,614,754
- Issue date Oct 19, 1971
- G02 - OPTICS
Information Patent Grant
3602904
- Patent number 3,602,904
- Issue date Aug 31, 1971
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
RECONFIGURABLE ELECTRO-OPTICAL LOGIC GATE TO PERFORM MULTIPLE LOGIC...
- Publication number 20250123536
- Publication date Apr 17, 2025
- HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP.
- Yuan Yuan
- G02 - OPTICS
Information Patent Application
Y-BRANCH TYPE PHASE-CHANGE ALL-OPTICAL BOOLEAN LOGIC DEVICE AND ALL...
- Publication number 20240319563
- Publication date Sep 26, 2024
- HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Xiaomin CHENG
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR REALIZING QUANTUM OPERATION
- Publication number 20230119786
- Publication date Apr 20, 2023
- TSINGHUA UNIVERSITY
- Luming DUAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electrically Tunable Quantum Information Processing Device Based on...
- Publication number 20220179284
- Publication date Jun 9, 2022
- The University of Chicago
- Alexandre Bourassa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FRONT-ILLUMINATED PHOTOSENSITIVE LOGIC CELL
- Publication number 20170125458
- Publication date May 4, 2017
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Olivier ROZEAU
- G02 - OPTICS
Information Patent Application
Graphene Photonics For Resonator-Enhanced Electro-Optic Devices And...
- Publication number 20160161675
- Publication date Jun 9, 2016
- THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
- Dirk R. Englund
- B82 - NANO-TECHNOLOGY
Information Patent Application
MAGNETO-OPTICAL LOGIC DEVICES AND COMPUTATION
- Publication number 20140169790
- Publication date Jun 19, 2014
- Maurice MCGLASHAN-POWELL
- G02 - OPTICS
Information Patent Application
ELECTRO-OPTICAL MEMORY CELL
- Publication number 20100296788
- Publication date Nov 25, 2010
- International Business Machines Corporation
- Gerhard Ingmar Meijer
- G02 - OPTICS
Information Patent Application
NON-VOLATILE PROGRAMMABLE OPTICAL ELEMENT EMPLOYING F-CENTERS
- Publication number 20100039848
- Publication date Feb 18, 2010
- International Business Machines Corporation
- Gerhard I. Meijer
- G02 - OPTICS
Information Patent Application
Optical signal converter from RZ format to NRZ format
- Publication number 20020041408
- Publication date Apr 11, 2002
- ALCATEL
- Alexandre Shen
- G02 - OPTICS

based on electro-, magneto- or acousto-optical elements

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Y-branch type phase-change all-optical boolean logic device and all...

Front-illuminated photosensitive logic cell

Graphene photonics for resonator-enhanced electro-optic devices and...

Optoelectronic device, in particular memory device

Non-volatile programmable optical element employing F-centers

Electro-optical memory cell

Optical signal converter from RZ format to NRZ format

Compositions containing chiral compounds and nematic liquid crystal...

All optics type semiconductor image storage apparatus, and all opti...

Multistable cholesteric liquid crystal devices driven by width-depe...

Zero field multistable cholesteric liquid crystal displays

Method and apparatus for electronic switching of a reflective color...

Bistable optical switching arrangement

Bipolar transistor including optical waveguide

Optical logic device

Optical apparatus using anomalously strong magneto-birefringence of...

Bistable liquid crystal in a fabry-perot etalon

Optical delay type flipflop and shift register using it

Optical threshold logic elements and circuits for digital computation

Opto-electronic image processor

Single plate birefringent optical filter

Iso-index coupled-wave electro-optic filters

Optically-controlled two-channel integrated optical switch

Electro-optic tunable optical filter

3902061

3851318

3775757

3614754

3602904

Patents Applicationslast 30 patents

RECONFIGURABLE ELECTRO-OPTICAL LOGIC GATE TO PERFORM MULTIPLE LOGIC...

Y-BRANCH TYPE PHASE-CHANGE ALL-OPTICAL BOOLEAN LOGIC DEVICE AND ALL...

METHOD AND APPARATUS FOR REALIZING QUANTUM OPERATION

Electrically Tunable Quantum Information Processing Device Based on...

FRONT-ILLUMINATED PHOTOSENSITIVE LOGIC CELL

Graphene Photonics For Resonator-Enhanced Electro-Optic Devices And...

MAGNETO-OPTICAL LOGIC DEVICES AND COMPUTATION

ELECTRO-OPTICAL MEMORY CELL

NON-VOLATILE PROGRAMMABLE OPTICAL ELEMENT EMPLOYING F-CENTERS

Optical signal converter from RZ format to NRZ format