GB2389262B - An optical communications system - Google Patents

An optical communications system

Info

Publication number
GB2389262B
GB2389262B GB0212913A GB0212913A GB2389262B GB 2389262 B GB2389262 B GB 2389262B GB 0212913 A GB0212913 A GB 0212913A GB 0212913 A GB0212913 A GB 0212913A GB 2389262 B GB2389262 B GB 2389262B
Authority
GB
United Kingdom
Prior art keywords
communications system
optical communications
optical
communications
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
GB0212913A
Other versions
GB0212913D0 (en
GB2389262A (en
Inventor
William James Stewart
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.)
Marconi UK Intellectual Property Ltd
Original Assignee
Marconi UK Intellectual Property Ltd
Telent 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 Marconi UK Intellectual Property Ltd, Telent Ltd filed Critical Marconi UK Intellectual Property Ltd
Priority to GB0212913A priority Critical patent/GB2389262B/en
Publication of GB0212913D0 publication Critical patent/GB0212913D0/en
Publication of GB2389262A publication Critical patent/GB2389262A/en
Application granted granted Critical
Publication of GB2389262B publication Critical patent/GB2389262B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
GB0212913A 2002-06-01 2002-06-01 An optical communications system Expired - Fee Related GB2389262B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0212913A GB2389262B (en) 2002-06-01 2002-06-01 An optical communications system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0212913A GB2389262B (en) 2002-06-01 2002-06-01 An optical communications system

Publications (3)

Publication Number Publication Date
GB0212913D0 GB0212913D0 (en) 2002-07-17
GB2389262A GB2389262A (en) 2003-12-03
GB2389262B true GB2389262B (en) 2005-11-30

Family

ID=9938018

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0212913A Expired - Fee Related GB2389262B (en) 2002-06-01 2002-06-01 An optical communications system

Country Status (1)

Country Link
GB (1) GB2389262B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295857A1 (en) * 1987-06-12 1988-12-21 BRITISH TELECOMMUNICATIONS public limited company Optical multiplexing
EP0667695A1 (en) * 1991-08-23 1995-08-16 Kabushiki Kaisha Toshiba Radio information and communication system using multicarrier spread-spectrum transmission system
WO1998015860A1 (en) * 1996-10-10 1998-04-16 Tyco Submarine Systems Ltd. High channel density wavelength division multiplex (wdm) optical transmission system with negligible four-wave mixing (fwm) penalty

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295857A1 (en) * 1987-06-12 1988-12-21 BRITISH TELECOMMUNICATIONS public limited company Optical multiplexing
EP0667695A1 (en) * 1991-08-23 1995-08-16 Kabushiki Kaisha Toshiba Radio information and communication system using multicarrier spread-spectrum transmission system
WO1998015860A1 (en) * 1996-10-10 1998-04-16 Tyco Submarine Systems Ltd. High channel density wavelength division multiplex (wdm) optical transmission system with negligible four-wave mixing (fwm) penalty

Also Published As

Publication number Publication date
GB0212913D0 (en) 2002-07-17
GB2389262A (en) 2003-12-03

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: MARCONI UK INTELLECTUAL PROPERTY LTD

Free format text: FORMER APPLICANT(S): MARCONI CORPORATION PLC

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090601