GB2331159B - Operation of optical modulators - Google Patents

Operation of optical modulators

Info

Publication number
GB2331159B
GB2331159B GB9900759A GB9900759A GB2331159B GB 2331159 B GB2331159 B GB 2331159B GB 9900759 A GB9900759 A GB 9900759A GB 9900759 A GB9900759 A GB 9900759A GB 2331159 B GB2331159 B GB 2331159B
Authority
GB
United Kingdom
Prior art keywords
optical modulators
modulators
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
GB9900759A
Other versions
GB2331159A (en
Inventor
Harry Richard Claringburn
Paul Alexander Callan
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 Communications Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconi Communications Ltd
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
Priority claimed from GBGB9700440.2A external-priority patent/GB9700440D0/en
Application filed by Marconi Communications Ltd, Marconi Co Ltd filed Critical Marconi Communications Ltd
Publication of GB2331159A publication Critical patent/GB2331159A/en
Application granted granted Critical
Publication of GB2331159B publication Critical patent/GB2331159B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • 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
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50575—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulator DC bias
GB9900759A 1997-01-10 1998-01-06 Operation of optical modulators Expired - Fee Related GB2331159B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9700440.2A GB9700440D0 (en) 1997-01-10 1997-01-10 Operation of optical modulators
GB9800112A GB2321115B (en) 1997-01-10 1998-01-06 Operation of optical modulators

Publications (2)

Publication Number Publication Date
GB2331159A GB2331159A (en) 1999-05-12
GB2331159B true GB2331159B (en) 1999-10-06

Family

ID=26310775

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9900759A Expired - Fee Related GB2331159B (en) 1997-01-10 1998-01-06 Operation of optical modulators

Country Status (1)

Country Link
GB (1) GB2331159B (en)

Also Published As

Publication number Publication date
GB2331159A (en) 1999-05-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
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: 20160106