DE69123253T2 - Interferometer - Google Patents

Interferometer

Info

Publication number
DE69123253T2
DE69123253T2 DE69123253T DE69123253T DE69123253T2 DE 69123253 T2 DE69123253 T2 DE 69123253T2 DE 69123253 T DE69123253 T DE 69123253T DE 69123253 T DE69123253 T DE 69123253T DE 69123253 T2 DE69123253 T2 DE 69123253T2
Authority
DE
Germany
Prior art keywords
interferometer
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.)
Expired - Lifetime
Application number
DE69123253T
Other languages
English (en)
Other versions
DE69123253D1 (en
Inventor
Roderick Webb
Alan O'neil
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.)
IPG Photonics Corp
Original Assignee
British Telecommunications PLC
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 filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE69123253D1 publication Critical patent/DE69123253D1/de
Publication of DE69123253T2 publication Critical patent/DE69123253T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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 
    • G02F1/21—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
    • G02F1/225—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 in an optical waveguide structure
    • G02F1/2252—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 in an optical waveguide structure in optical fibres
    • 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
    • G02F1/35—Non-linear optics
    • G02F1/3515—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam
    • G02F1/3517—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam using an interferometer
    • G02F1/3519—All-optical modulation, gating, switching, e.g. control of a light beam by another light beam using an interferometer of Sagnac type, i.e. nonlinear optical loop mirror [NOLM]
DE69123253T 1990-08-31 1991-08-30 Interferometer Expired - Lifetime DE69123253T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909019010A GB9019010D0 (en) 1990-08-31 1990-08-31 Interferometer
PCT/GB1991/001467 WO1992004655A1 (en) 1990-08-31 1991-08-30 Interferometer

Publications (2)

Publication Number Publication Date
DE69123253D1 DE69123253D1 (en) 1997-01-02
DE69123253T2 true DE69123253T2 (de) 1997-05-22

Family

ID=10681435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123253T Expired - Lifetime DE69123253T2 (de) 1990-08-31 1991-08-30 Interferometer

Country Status (9)

Country Link
US (1) US5483340A (de)
EP (1) EP0546067B1 (de)
JP (1) JP3195343B2 (de)
CA (1) CA2089871C (de)
DE (1) DE69123253T2 (de)
ES (1) ES2094234T3 (de)
GB (1) GB9019010D0 (de)
HK (1) HK110197A (de)
WO (1) WO1992004655A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5291267A (en) * 1992-01-22 1994-03-01 Hewlett-Packard Company Optical low-coherence reflectometry using optical amplification
FR2743965B1 (fr) * 1996-01-18 1998-02-06 Alcatel Nv Procede et systeme de communication optique a routage passif
US5822471A (en) * 1997-06-27 1998-10-13 Elsicon, Inc. Differential optical modulator
WO1999041855A2 (en) * 1998-02-16 1999-08-19 Koninklijke Philips Electronics N.V. Optical transmission system with a receiver using full optical clock recovery
US20020154350A1 (en) * 2001-02-09 2002-10-24 Johnson Erik V. Optical logic devices based on stable, non-absorbing optical hard limiters
US7620274B2 (en) * 2007-02-12 2009-11-17 Bti Systems Inc. Optical protection switch and method for optical protection switching
US10955335B2 (en) 2018-03-28 2021-03-23 University Of Washington Non-contact photoacoustic spectrophotometry insensitive to light scattering
CN112051411A (zh) * 2020-08-07 2020-12-08 北京航天控制仪器研究所 一种基于非线性光波分束与合束的角运动测量装置

Also Published As

Publication number Publication date
JPH06504407A (ja) 1994-05-19
CA2089871C (en) 1997-08-12
JP3195343B2 (ja) 2001-08-06
HK110197A (en) 1997-08-22
US5483340A (en) 1996-01-09
DE69123253D1 (en) 1997-01-02
GB9019010D0 (en) 1990-10-17
EP0546067B1 (de) 1996-11-20
EP0546067A1 (de) 1993-06-16
ES2094234T3 (es) 1997-01-16
WO1992004655A1 (en) 1992-03-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IPG PHOTONICS CORP., OXFORD, MASS., US