GB8811689D0 - Electro-optic device - Google Patents

Electro-optic device

Info

Publication number
GB8811689D0
GB8811689D0 GB888811689A GB8811689A GB8811689D0 GB 8811689 D0 GB8811689 D0 GB 8811689D0 GB 888811689 A GB888811689 A GB 888811689A GB 8811689 A GB8811689 A GB 8811689A GB 8811689 D0 GB8811689 D0 GB 8811689D0
Authority
GB
United Kingdom
Prior art keywords
electro
optic device
optic
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.)
Pending
Application number
GB888811689A
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.)
British Telecommunications PLC
BT&D Technologies Ltd
Original Assignee
British Telecommunications PLC
BT&D Technologies Ltd
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 British Telecommunications PLC, BT&D Technologies Ltd filed Critical British Telecommunications PLC
Priority to GB888811689A priority Critical patent/GB8811689D0/en
Publication of GB8811689D0 publication Critical patent/GB8811689D0/en
Priority to PCT/GB1989/000539 priority patent/WO1989011675A1/en
Priority to JP1505623A priority patent/JPH03504287A/en
Priority to EP89906383A priority patent/EP0416005A1/en
Priority to CA000600097A priority patent/CA1330228C/en
Priority to AU36980/89A priority patent/AU622681B2/en
Priority to US07/931,503 priority patent/US5218468A/en
Pending 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 
    • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
    • G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
    • 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 
    • G02F1/21—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  by interference
    • G02F1/212—Mach-Zehnder type

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Electrotherapy Devices (AREA)
GB888811689A 1988-05-18 1988-05-18 Electro-optic device Pending GB8811689D0 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB888811689A GB8811689D0 (en) 1988-05-18 1988-05-18 Electro-optic device
PCT/GB1989/000539 WO1989011675A1 (en) 1988-05-18 1989-05-18 Electro-optic device
JP1505623A JPH03504287A (en) 1988-05-18 1989-05-18 electro-optical device
EP89906383A EP0416005A1 (en) 1988-05-18 1989-05-18 Electro-optic device
CA000600097A CA1330228C (en) 1988-05-18 1989-05-18 Electro-optic device
AU36980/89A AU622681B2 (en) 1988-05-18 1989-05-18 Electro-optic device
US07/931,503 US5218468A (en) 1988-05-18 1989-05-18 Electro-optic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888811689A GB8811689D0 (en) 1988-05-18 1988-05-18 Electro-optic device

Publications (1)

Publication Number Publication Date
GB8811689D0 true GB8811689D0 (en) 1988-06-22

Family

ID=10637065

Family Applications (1)

Application Number Title Priority Date Filing Date
GB888811689A Pending GB8811689D0 (en) 1988-05-18 1988-05-18 Electro-optic device

Country Status (6)

Country Link
EP (1) EP0416005A1 (en)
JP (1) JPH03504287A (en)
AU (1) AU622681B2 (en)
CA (1) CA1330228C (en)
GB (1) GB8811689D0 (en)
WO (1) WO1989011675A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020872A (en) * 1990-01-04 1991-06-04 Smiths Industries Aerospace & Defense Systems Incorporated Method of operating an electrooptic modulator
JP2944200B2 (en) * 1990-11-30 1999-08-30 日本電気株式会社 Waveguide type optical device
US5566263A (en) * 1995-03-22 1996-10-15 Minnesota Mining And Manufacturing Company System for tuning an integrated optical switch element
US7245418B2 (en) * 2005-03-18 2007-07-17 Northrop Grumman Corporation Electro-optic switching apparatus not requiring DC bias
US8068746B2 (en) * 2007-07-26 2011-11-29 Northrop Grumman Guidance And Electronics Company, Inc. Optimum DC bias for an electro-optic switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0629919B2 (en) * 1982-04-16 1994-04-20 株式会社日立製作所 Liquid crystal element driving method

Also Published As

Publication number Publication date
AU622681B2 (en) 1992-04-16
JPH03504287A (en) 1991-09-19
CA1330228C (en) 1994-06-14
WO1989011675A1 (en) 1989-11-30
EP0416005A1 (en) 1991-03-13
AU3698089A (en) 1989-12-12

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