GB9523464D0 - Optical device - Google Patents

Optical device

Info

Publication number
GB9523464D0
GB9523464D0 GBGB9523464.7A GB9523464A GB9523464D0 GB 9523464 D0 GB9523464 D0 GB 9523464D0 GB 9523464 A GB9523464 A GB 9523464A GB 9523464 D0 GB9523464 D0 GB 9523464D0
Authority
GB
United Kingdom
Prior art keywords
optical device
optical
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.)
Granted
Application number
GBGB9523464.7A
Other versions
GB2307304A (en
GB2307304B (en
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.)
Toshiba Europe Ltd
Original Assignee
Toshiba Cambridge Research Centre 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 Toshiba Cambridge Research Centre Ltd filed Critical Toshiba Cambridge Research Centre Ltd
Priority to GB9523464A priority Critical patent/GB2307304B/en
Publication of GB9523464D0 publication Critical patent/GB9523464D0/en
Priority to JP8304755A priority patent/JPH09230295A/en
Publication of GB2307304A publication Critical patent/GB2307304A/en
Application granted granted Critical
Publication of GB2307304B publication Critical patent/GB2307304B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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 
    • G02F1/015—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
    • G02F1/01708—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells in an optical wavequide structure
    • 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
    • G02F1/01725—Non-rectangular quantum well structures, e.g. graded or stepped quantum wells
    • G02F1/01733—Coupled or double quantum wells
GB9523464A 1995-11-16 1995-11-16 Optical device Expired - Lifetime GB2307304B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9523464A GB2307304B (en) 1995-11-16 1995-11-16 Optical device
JP8304755A JPH09230295A (en) 1995-11-16 1996-11-15 Optical device and driving method therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9523464A GB2307304B (en) 1995-11-16 1995-11-16 Optical device

Publications (3)

Publication Number Publication Date
GB9523464D0 true GB9523464D0 (en) 1996-01-17
GB2307304A GB2307304A (en) 1997-05-21
GB2307304B GB2307304B (en) 2000-04-05

Family

ID=10783998

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9523464A Expired - Lifetime GB2307304B (en) 1995-11-16 1995-11-16 Optical device

Country Status (2)

Country Link
JP (1) JPH09230295A (en)
GB (1) GB2307304B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6108119A (en) * 1998-02-11 2000-08-22 Lucent Technologies Inc. Methods and apparatus for monitoring and controlling optical modulator signal quality

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637092B1 (en) * 1988-05-11 1991-04-12 Thomson Csf ELECTROMAGNETIC WAVE MODULATOR WITH QUANTIC COUPLED WELLS AND APPLICATION TO AN ELECTROMAGNETIC WAVE DETECTOR
JPH04163967A (en) * 1990-10-27 1992-06-09 Canon Inc Optical device
EP0549853B1 (en) * 1991-12-16 1997-02-05 International Business Machines Corporation Coupled quantum well tunable laser
JPH0713110A (en) * 1993-06-25 1995-01-17 Mitsubishi Electric Corp Semiconductor optical modulator

Also Published As

Publication number Publication date
GB2307304A (en) 1997-05-21
JPH09230295A (en) 1997-09-05
GB2307304B (en) 2000-04-05

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20151115