delta-beta

Industry

CPC
G02F2201/125

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Parent Industries

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 G02F2201/00Constructional arrangements not provided for in groups G02F1/00 - G02F7/00

Current Industry

G02F2201/125delta-beta

Industries

Patents Grantslast 30 patents

Information Patent Grant
Fabrication-tolerant waveguides and resonators
- Patent number 8,068,706
- Issue date Nov 29, 2011
- Massachusetts Institute of Technology
- Milos Popovic
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Wide free-spectral-range, widely tunable and hitless-switchable opt...
- Patent number 8,032,027
- Issue date Oct 4, 2011
- Massachusetts Institute of Technology
- Milos Popovic
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fabrication-tolerant waveguides and resonators
- Patent number 7,853,108
- Issue date Dec 14, 2010
- Massachusetts Institute of Technology
- Milos Popovic
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electro-optic modulators with internal impedance matching
- Patent number 6,909,817
- Issue date Jun 21, 2005
- Avanex Corporation
- Sergio Bosso
- G02 - OPTICS
Information Patent Grant
Electro-optic modulators with internal impedance matching
- Patent number 6,763,151
- Issue date Jul 13, 2004
- Avanex Corporation
- Sergio Bosso
- G02 - OPTICS
Information Patent Grant
Process tolerant reverse delta-beta directional coupler switch and...
- Patent number 5,375,180
- Issue date Dec 20, 1994
- AT&T Corp.
- Edmond J. Murphy
- G02 - OPTICS
Information Patent Grant
Directional coupler type optical function element
- Patent number 5,321,782
- Issue date Jun 14, 1994
- Furukawa Electric Co., Ltd.
- Akira Mugino
- G02 - OPTICS
Information Patent Grant
Directional coupler type optical device and a driving method therefor
- Patent number 5,255,334
- Issue date Oct 19, 1993
- The Furukawa Electric Co., Ltd.
- Hon-Ming Mak
- G02 - OPTICS
Information Patent Grant
Polarization beam splitter for guided light
- Patent number 5,151,957
- Issue date Sep 29, 1992
- France Telecom Etablissement Autonome de Droit Public (Centre National d'Etud...
- Luc Riviere
- G02 - OPTICS
Information Patent Grant
Optical directional coupler device and a method of driving same
- Patent number 5,146,518
- Issue date Sep 8, 1992
- The Furukawa Electric Co., Ltd.
- Hon-Ming Mak
- G02 - OPTICS
Information Patent Grant
Waveguide type optical circuit element
- Patent number 5,103,491
- Issue date Apr 7, 1992
- Shimadzu Corporation
- Nobuyuki Kuzuta
- G02 - OPTICS
Information Patent Grant
Semiconductor device comprising a directional coupler for the TE an...
- Patent number 5,066,086
- Issue date Nov 19, 1991
- U.S. Philips Corp.
- Johannes Angenent
- G02 - OPTICS
Information Patent Grant
Optical switch based on 1.times.2 directional coupler
- Patent number 4,940,305
- Issue date Jul 10, 1990
- The Boeing Company
- Suwat Thaniyavarn
- G02 - OPTICS
Information Patent Grant
Method of disposing a polarization directing optoelectronic coupler...
- Patent number 4,917,449
- Issue date Apr 17, 1990
- Telefonaktiebolaget L M Ericsson
- Per O. Granestrand
- G02 - OPTICS
Information Patent Grant
Low crosstalk reversed .DELTA..beta. electrodes for directional cou...
- Patent number 4,865,408
- Issue date Sep 12, 1989
- American Telephone and Telegraph Company
- Steven K. Korotky
- G02 - OPTICS
Information Patent Grant
.DELTA..beta.-Phase reversal coupled waveguide interferometer
- Patent number 4,763,974
- Issue date Aug 16, 1988
- TRW Inc.
- Suwat Thaniyavarn
- G02 - OPTICS
Information Patent Grant
Electrooptical directional coupler with traveling wave and alternat...
- Patent number 4,732,445
- Issue date Mar 22, 1988
- Centre National d'Etudes des Telecommunications
- Christian Sabatier
- G02 - OPTICS
Information Patent Grant
Optical directional coupler with amplification
- Patent number 4,717,228
- Issue date Jan 5, 1988
- Telefonaktiebolaget LM Ericsson
- Lars Helge Thylen
- G02 - OPTICS
Information Patent Grant
Controllable integrated optical component
- Patent number 4,714,311
- Issue date Dec 22, 1987
- Siemens Aktiengesellschaft
- Franz Auracher
- G02 - OPTICS
Information Patent Grant
Electrooptic polarization multiplexer/demultiplexer
- Patent number 4,711,515
- Issue date Dec 8, 1987
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Rodney C. Alferness
- G02 - OPTICS
Information Patent Grant
Electro-optical directional coupler with three electrodes and alter...
- Patent number 4,652,078
- Issue date Mar 24, 1987
- L'Etat Francais represente par le Ministre des PTT (Centre National d'Etudes...
- Herve Baratte
- G02 - OPTICS
Information Patent Grant
Electrically controlled electro-optical switch and integrated optic...
- Patent number 4,391,486
- Issue date Jul 5, 1983
- Thomson-CSF
- Michel Papuchon
- G02 - OPTICS
Information Patent Grant
Electrooptically balanced alternating .DELTA..beta. switch
- Patent number 4,262,993
- Issue date Apr 21, 1981
- The United States of America as represented by the Secretary of the Navy
- William K. Burns
- G02 - OPTICS
Information Patent Grant
Polarization-independent optical directional coupler switch/modulator
- Patent number 4,243,295
- Issue date Jan 6, 1981
- Bell Telephone Laboratories, Incorporated
- Rodney C. Alferness
- 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
Semiconductor rib waveguide optical modulator with heterojunction c...
- Patent number 4,093,345
- Issue date Jun 6, 1978
- Bell Telephone Laboratories, Incorporated
- Ralph Andre Logan
- G02 - OPTICS
Information Patent Grant
Adjustable optical switch or modulator
- Patent number 4,012,113
- Issue date Mar 15, 1977
- Herwig Werner Kogelnik
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
FABRICATION-TOLERANT WAVEGUIDES AND RESONATORS
- Publication number 20110026879
- Publication date Feb 3, 2011
- Massachusetts Institute of Technology
- Milos Popovic
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wide Free-Spectral-Range, Widely Tunable and Hitless-Switchable Opt...
- Publication number 20090220228
- Publication date Sep 3, 2009
- Massachusetts Institute of Technology
- Milos Popovic
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FABRICATION-TOLERANT WAVEGUIDES AND RESONATORS
- Publication number 20080166095
- Publication date Jul 10, 2008
- Massachusetts Institute of Technology
- Milos Popovic
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electro-optic modulators with internal impedance matching
- Publication number 20040247220
- Publication date Dec 9, 2004
- Sergio Bosso
- G02 - OPTICS

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fabrication-tolerant waveguides and resonators

Wide free-spectral-range, widely tunable and hitless-switchable opt...

Fabrication-tolerant waveguides and resonators

Electro-optic modulators with internal impedance matching

Electro-optic modulators with internal impedance matching

Process tolerant reverse delta-beta directional coupler switch and...

Directional coupler type optical function element

Directional coupler type optical device and a driving method therefor

Polarization beam splitter for guided light

Optical directional coupler device and a method of driving same

Waveguide type optical circuit element

Semiconductor device comprising a directional coupler for the TE an...

Optical switch based on 1.times.2 directional coupler

Method of disposing a polarization directing optoelectronic coupler...

Low crosstalk reversed .DELTA..beta. electrodes for directional cou...

.DELTA..beta.-Phase reversal coupled waveguide interferometer

Electrooptical directional coupler with traveling wave and alternat...

Optical directional coupler with amplification

Controllable integrated optical component

Electrooptic polarization multiplexer/demultiplexer

Electro-optical directional coupler with three electrodes and alter...

Electrically controlled electro-optical switch and integrated optic...

Electrooptically balanced alternating .DELTA..beta. switch

Polarization-independent optical directional coupler switch/modulator

Optically-controlled two-channel integrated optical switch

Semiconductor rib waveguide optical modulator with heterojunction c...

Adjustable optical switch or modulator

Patents Applicationslast 30 patents

FABRICATION-TOLERANT WAVEGUIDES AND RESONATORS

Wide Free-Spectral-Range, Widely Tunable and Hitless-Switchable Opt...

FABRICATION-TOLERANT WAVEGUIDES AND RESONATORS

Electro-optic modulators with internal impedance matching