GB2270173B - Optical modulator - Google Patents

Optical modulator

Info

Publication number
GB2270173B
GB2270173B GB9218336A GB9218336A GB2270173B GB 2270173 B GB2270173 B GB 2270173B GB 9218336 A GB9218336 A GB 9218336A GB 9218336 A GB9218336 A GB 9218336A GB 2270173 B GB2270173 B GB 2270173B
Authority
GB
United Kingdom
Prior art keywords
optical modulator
modulator
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.)
Expired - Fee Related
Application number
GB9218336A
Other versions
GB9218336D0 (en
GB2270173A (en
Inventor
Nicholas John Parsons
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.)
General Electric Co PLC
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
General Electric Co PLC
Marconi Co 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 GEC Marconi Ltd, General Electric Co PLC, Marconi Co Ltd filed Critical GEC Marconi Ltd
Priority to GB9218336A priority Critical patent/GB2270173B/en
Publication of GB9218336D0 publication Critical patent/GB9218336D0/en
Publication of GB2270173A publication Critical patent/GB2270173A/en
Application granted granted Critical
Publication of GB2270173B publication Critical patent/GB2270173B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/2255—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 controlled by a high-frequency electromagnetic component in an electric waveguide 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 
    • G02F1/21—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)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
GB9218336A 1992-08-28 1992-08-28 Optical modulator Expired - Fee Related GB2270173B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9218336A GB2270173B (en) 1992-08-28 1992-08-28 Optical modulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9218336A GB2270173B (en) 1992-08-28 1992-08-28 Optical modulator

Publications (3)

Publication Number Publication Date
GB9218336D0 GB9218336D0 (en) 1992-10-14
GB2270173A GB2270173A (en) 1994-03-02
GB2270173B true GB2270173B (en) 1996-05-15

Family

ID=10721115

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9218336A Expired - Fee Related GB2270173B (en) 1992-08-28 1992-08-28 Optical modulator

Country Status (1)

Country Link
GB (1) GB2270173B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9510051D0 (en) * 1995-05-18 1995-07-12 Integrated Optical Components Integrated optical modulators
GB2315129B (en) * 1995-05-18 1999-03-17 Integrated Optical Components Integrated optical modulators
US6393166B1 (en) * 2000-03-27 2002-05-21 Codeon Corporation Variable chirp modulator having three arm interferometer
GB0008536D0 (en) * 2000-04-06 2000-05-24 Marconi Caswell Ltd Optical modulator with selectable frequency chirp
GB2375614B (en) * 2000-04-06 2003-07-16 Bookham Technology Plc Optical modulator with pre-determined frequency chirp
GB2370369B (en) * 2000-12-21 2004-07-14 Nortel Networks Ltd Optical Modulators
GB2408811B (en) * 2003-12-06 2005-11-23 Bookham Technology Plc Optical Modulator
CN104111545B (en) * 2014-08-12 2017-02-15 中国电子科技集团公司第四十四研究所 electro-optic phase modulator with low additional strength

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2175101A (en) * 1985-04-30 1986-11-19 Ericsson Telefon Ab L M Optoelectronic modulator
EP0445763A2 (en) * 1990-03-08 1991-09-11 Fujitsu Limited Operating point trimming method for optical waveguide modulator and switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2175101A (en) * 1985-04-30 1986-11-19 Ericsson Telefon Ab L M Optoelectronic modulator
EP0445763A2 (en) * 1990-03-08 1991-09-11 Fujitsu Limited Operating point trimming method for optical waveguide modulator and switch

Also Published As

Publication number Publication date
GB9218336D0 (en) 1992-10-14
GB2270173A (en) 1994-03-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970828