GB0224336D0 - Optical devices - Google Patents

Optical devices

Info

Publication number
GB0224336D0
GB0224336D0 GB0224336A GB0224336A GB0224336D0 GB 0224336 D0 GB0224336 D0 GB 0224336D0 GB 0224336 A GB0224336 A GB 0224336A GB 0224336 A GB0224336 A GB 0224336A GB 0224336 D0 GB0224336 D0 GB 0224336D0
Authority
GB
United Kingdom
Prior art keywords
optical devices
optical
devices
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Withdrawn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
GB0224336A
Other versions
GB2394375A (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.)
Lumentum Technology UK Ltd
Original Assignee
Bookham Technology 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 Bookham Technology PLC filed Critical Bookham Technology PLC
Priority to GB0224336A priority Critical patent/GB2394375A/en
Publication of GB0224336D0 publication Critical patent/GB0224336D0/en
Publication of GB2394375A publication Critical patent/GB2394375A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Integrated Circuits (AREA)
GB0224336A 2002-10-19 2002-10-19 Integrated optical monitor with polarisation scrambling Withdrawn GB2394375A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0224336A GB2394375A (en) 2002-10-19 2002-10-19 Integrated optical monitor with polarisation scrambling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0224336A GB2394375A (en) 2002-10-19 2002-10-19 Integrated optical monitor with polarisation scrambling

Publications (2)

Publication Number Publication Date
GB0224336D0 true GB0224336D0 (en) 2002-11-27
GB2394375A GB2394375A (en) 2004-04-21

Family

ID=9946189

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0224336A Withdrawn GB2394375A (en) 2002-10-19 2002-10-19 Integrated optical monitor with polarisation scrambling

Country Status (1)

Country Link
GB (1) GB2394375A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2566314B (en) 2017-09-08 2020-07-29 Exalos Ag Depolarisers
CN113406747B (en) * 2020-03-17 2022-06-21 苏州旭创科技有限公司 Wavelength division multiplexer and silicon optical integrated chip

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8630959D0 (en) * 1986-12-29 1987-02-04 British Telecomm Optical polarisation control
IT1238535B (en) * 1989-11-14 1993-08-18 Cselt Centro Studi Lab Telecom COHERENT COMMUNICATION SYSTEM IN OPTICAL FIBER WITH DIFFERENT POLARIZATION IN TRANSMISSION
GB2352572B (en) * 1995-11-17 2001-04-04 Fujitsu Ltd Method and apparatus for scrambling the polarization of light signals
JPH10206661A (en) * 1997-01-28 1998-08-07 Fujitsu Ltd Polarization scrambler, and optical integrated circuit using it
JP3107027B2 (en) * 1997-12-25 2000-11-06 日本電気株式会社 Optical component characteristics measurement system

Also Published As

Publication number Publication date
GB2394375A (en) 2004-04-21

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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)