GB2153176B - Improvements relating to optical fibre communication systems - Google Patents

Improvements relating to optical fibre communication systems

Info

Publication number
GB2153176B
GB2153176B GB8400999A GB8400999A GB2153176B GB 2153176 B GB2153176 B GB 2153176B GB 8400999 A GB8400999 A GB 8400999A GB 8400999 A GB8400999 A GB 8400999A GB 2153176 B GB2153176 B GB 2153176B
Authority
GB
United Kingdom
Prior art keywords
communication systems
optical fibre
improvements relating
fibre communication
relating
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
Application number
GB8400999A
Other versions
GB8400999D0 (en
GB2153176A (en
Inventor
John Philip Dakin
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.)
Plessey Co Ltd
Original Assignee
Plessey 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8400999A priority Critical patent/GB2153176B/en
Publication of GB8400999D0 publication Critical patent/GB8400999D0/en
Publication of GB2153176A publication Critical patent/GB2153176A/en
Application granted granted Critical
Publication of GB2153176B publication Critical patent/GB2153176B/en
Expired 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/532—Polarisation modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
GB8400999A 1984-01-14 1984-01-14 Improvements relating to optical fibre communication systems Expired GB2153176B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8400999A GB2153176B (en) 1984-01-14 1984-01-14 Improvements relating to optical fibre communication systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8400999A GB2153176B (en) 1984-01-14 1984-01-14 Improvements relating to optical fibre communication systems

Publications (3)

Publication Number Publication Date
GB8400999D0 GB8400999D0 (en) 1984-02-15
GB2153176A GB2153176A (en) 1985-08-14
GB2153176B true GB2153176B (en) 1987-04-08

Family

ID=10555002

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8400999A Expired GB2153176B (en) 1984-01-14 1984-01-14 Improvements relating to optical fibre communication systems

Country Status (1)

Country Link
GB (1) GB2153176B (en)

Families Citing this family (4)

* 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
WO2003023320A1 (en) * 2001-09-10 2003-03-20 The University Of Sydney Suppressed drift interferometer
FR2874272B1 (en) * 2004-08-16 2007-04-06 Commissariat Energie Atomique FIBER OPTIC TRANSMISSION SYSTEM WITH POLARIZATION RETENTION
FR2874294B1 (en) * 2004-08-16 2007-06-22 Commissariat Energie Atomique FIBER OPTIC TRANSMISSION SYSTEM WITH POLARIZATION RETENTION

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3284632A (en) * 1963-07-31 1966-11-08 Sylvania Electric Prod Polarization modulation and demodulation

Also Published As

Publication number Publication date
GB8400999D0 (en) 1984-02-15
GB2153176A (en) 1985-08-14

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940114