GB2404034A - An electro-optically tunable optical filter - Google Patents

An electro-optically tunable optical filter Download PDF

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Publication number
GB2404034A
GB2404034A GB0316824A GB0316824A GB2404034A GB 2404034 A GB2404034 A GB 2404034A GB 0316824 A GB0316824 A GB 0316824A GB 0316824 A GB0316824 A GB 0316824A GB 2404034 A GB2404034 A GB 2404034A
Authority
GB
United Kingdom
Prior art keywords
optical
electro
phase adjusters
optic phase
optically
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.)
Withdrawn
Application number
GB0316824A
Other languages
English (en)
Other versions
GB0316824D0 (en
Inventor
Terry Victor Clapp
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.)
Dow Silicones UK Ltd
Original Assignee
Dow Corning 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 Dow Corning Ltd filed Critical Dow Corning Ltd
Priority to GB0316824A priority Critical patent/GB2404034A/en
Publication of GB0316824D0 publication Critical patent/GB0316824D0/en
Priority to CN2004800206757A priority patent/CN1826747B/zh
Priority to KR1020067001127A priority patent/KR20060061795A/ko
Priority to DE602004019099T priority patent/DE602004019099D1/de
Priority to EP04743429A priority patent/EP1652327B1/en
Priority to US10/564,134 priority patent/US7558449B2/en
Priority to PCT/GB2004/003090 priority patent/WO2005011171A1/en
Priority to JP2006520009A priority patent/JP4658047B2/ja
Priority to AT04743429T priority patent/ATE421197T1/de
Publication of GB2404034A publication Critical patent/GB2404034A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • 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
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/17—Multi-pass arrangements, i.e. arrangements to pass light a plurality of times through the same element, e.g. by using an enhancement cavity
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/58—Multi-wavelength, e.g. operation of the device at a plurality of wavelengths
    • G02F2203/585—Add/drop devices

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Liquid Crystal (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
GB0316824A 2003-07-17 2003-07-17 An electro-optically tunable optical filter Withdrawn GB2404034A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB0316824A GB2404034A (en) 2003-07-17 2003-07-17 An electro-optically tunable optical filter
AT04743429T ATE421197T1 (de) 2003-07-17 2004-07-15 Elektrooptisch abstimmbares optisches filter
EP04743429A EP1652327B1 (en) 2003-07-17 2004-07-15 An electro-optically tunable optical filter
KR1020067001127A KR20060061795A (ko) 2003-07-17 2004-07-15 전기-광학적 가변 광필터
DE602004019099T DE602004019099D1 (https=) 2003-07-17 2004-07-15
CN2004800206757A CN1826747B (zh) 2003-07-17 2004-07-15 电光可调式滤光器
US10/564,134 US7558449B2 (en) 2003-07-17 2004-07-15 Electro-optically tunable optical filter
PCT/GB2004/003090 WO2005011171A1 (en) 2003-07-17 2004-07-15 An electro-optically tunable optical filter
JP2006520009A JP4658047B2 (ja) 2003-07-17 2004-07-15 電気−光学的可変光フィルター

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0316824A GB2404034A (en) 2003-07-17 2003-07-17 An electro-optically tunable optical filter

Publications (2)

Publication Number Publication Date
GB0316824D0 GB0316824D0 (en) 2003-08-20
GB2404034A true GB2404034A (en) 2005-01-19

Family

ID=27764052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0316824A Withdrawn GB2404034A (en) 2003-07-17 2003-07-17 An electro-optically tunable optical filter

Country Status (9)

Country Link
US (1) US7558449B2 (https=)
EP (1) EP1652327B1 (https=)
JP (1) JP4658047B2 (https=)
KR (1) KR20060061795A (https=)
CN (1) CN1826747B (https=)
AT (1) ATE421197T1 (https=)
DE (1) DE602004019099D1 (https=)
GB (1) GB2404034A (https=)
WO (1) WO2005011171A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200292805A1 (en) * 2010-12-10 2020-09-17 Nkt Photonics A/S Optical measurement for illuminating a sample with filtered light and measuring fluorescence from the sample

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2404035A (en) * 2003-07-17 2005-01-19 Dow Corning Ltd Electro-optic gap-cell for waveguide deployment
US7653092B2 (en) * 2005-09-28 2010-01-26 Electronics And Telecommunications Research Institute Time-division multiplexing/demultiplexing system and method
ITMI20130104A1 (it) 2013-01-24 2014-07-25 Empatica Srl Dispositivo, sistema e metodo per la rilevazione e il trattamento di segnali di battito cardiaco
US9746700B2 (en) * 2014-07-08 2017-08-29 Cisco Technology, Inc. Silicon photonic hybrid polarization demultiplexer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144868A (en) * 1983-08-09 1985-03-13 Standard Telephones Cables Ltd Integrated optic arrangement
US5351317A (en) * 1992-08-14 1994-09-27 Telefonaktiebolaget L M Ericsson Interferometric tunable optical filter
US20030072512A1 (en) * 2001-10-12 2003-04-17 Fujitsu Limited Variable polarization plane rotator and optical device using same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481402A (en) * 1994-02-22 1996-01-02 Jds Fitel Inc. Tunable optical filter
US6285810B1 (en) * 1996-07-26 2001-09-04 Italtel Spa Tunable add/drop optical device
EP0833473B1 (de) * 1996-09-30 2004-11-17 Infineon Technologies AG Anordnung zur Durchführung eines Add/Drop-Verfahrens im Wellenlängenmultiplex übertragenen optischen Leistungen
US6212315B1 (en) * 1998-07-07 2001-04-03 Lucent Technologies Inc. Channel power equalizer for a wavelength division multiplexed system
US6424755B1 (en) * 1999-07-02 2002-07-23 Nortel Networks Limited Slotted monolithic optical waveguides
US6393173B1 (en) * 2000-03-28 2002-05-21 Lucent Technologies Inc. 2×2 integrated optical cross-connect
SE522903C2 (sv) * 2000-05-03 2004-03-16 Ericsson Telefon Ab L M Anordning och förfarande för våglängdsselektiv omkoppling
US6907156B1 (en) * 2000-05-17 2005-06-14 Lucent Technologies Inc. Reconfigurable multi-channel filters having enhanced channel bandwidth

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144868A (en) * 1983-08-09 1985-03-13 Standard Telephones Cables Ltd Integrated optic arrangement
US5351317A (en) * 1992-08-14 1994-09-27 Telefonaktiebolaget L M Ericsson Interferometric tunable optical filter
US20030072512A1 (en) * 2001-10-12 2003-04-17 Fujitsu Limited Variable polarization plane rotator and optical device using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200292805A1 (en) * 2010-12-10 2020-09-17 Nkt Photonics A/S Optical measurement for illuminating a sample with filtered light and measuring fluorescence from the sample

Also Published As

Publication number Publication date
US20070047872A1 (en) 2007-03-01
EP1652327B1 (en) 2009-01-14
CN1826747A (zh) 2006-08-30
GB0316824D0 (en) 2003-08-20
EP1652327A1 (en) 2006-05-03
WO2005011171A1 (en) 2005-02-03
WO2005011171A8 (en) 2005-03-10
ATE421197T1 (de) 2009-01-15
US7558449B2 (en) 2009-07-07
CN1826747B (zh) 2010-06-16
JP2007530982A (ja) 2007-11-01
DE602004019099D1 (https=) 2009-03-05
KR20060061795A (ko) 2006-06-08
JP4658047B2 (ja) 2011-03-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)