GB2179517B - Wideband optical link - Google Patents

Wideband optical link

Info

Publication number
GB2179517B
GB2179517B GB8520517A GB8520517A GB2179517B GB 2179517 B GB2179517 B GB 2179517B GB 8520517 A GB8520517 A GB 8520517A GB 8520517 A GB8520517 A GB 8520517A GB 2179517 B GB2179517 B GB 2179517B
Authority
GB
United Kingdom
Prior art keywords
optical link
wideband optical
wideband
link
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
Application number
GB8520517A
Other versions
GB2179517A (en
GB8520517D0 (en
Inventor
Edward Brian Butterfield
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.)
STC PLC
Original Assignee
STC 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 STC PLC filed Critical STC PLC
Priority to GB8520517A priority Critical patent/GB2179517B/en
Publication of GB8520517D0 publication Critical patent/GB8520517D0/en
Priority to AU60852/86A priority patent/AU6085286A/en
Publication of GB2179517A publication Critical patent/GB2179517A/en
Application granted granted Critical
Publication of GB2179517B publication Critical patent/GB2179517B/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
    • H04B10/54—Intensity modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission
GB8520517A 1985-08-15 1985-08-15 Wideband optical link Expired GB2179517B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8520517A GB2179517B (en) 1985-08-15 1985-08-15 Wideband optical link
AU60852/86A AU6085286A (en) 1985-08-15 1986-08-04 Pfm fibre optic communications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8520517A GB2179517B (en) 1985-08-15 1985-08-15 Wideband optical link

Publications (3)

Publication Number Publication Date
GB8520517D0 GB8520517D0 (en) 1985-09-18
GB2179517A GB2179517A (en) 1987-03-04
GB2179517B true GB2179517B (en) 1989-08-23

Family

ID=10583841

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8520517A Expired GB2179517B (en) 1985-08-15 1985-08-15 Wideband optical link

Country Status (2)

Country Link
AU (1) AU6085286A (en)
GB (1) GB2179517B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0448889A (en) * 1990-06-15 1992-02-18 Nec Corp Optical catv distribution system
DE4040170A1 (en) * 1990-12-15 1992-06-17 Standard Elektrik Lorenz Ag TRANSMISSION SIGNAL
US7209660B1 (en) 1999-12-29 2007-04-24 Forster Energy Llc Optical communications using heterodyne detection
US7146103B2 (en) 1999-12-29 2006-12-05 Forster Energy Llc Optical communications using multiplexed single sideband transmission and heterodyne detection
US7447436B2 (en) 1999-12-29 2008-11-04 Forster Energy Llc Optical communications using multiplexed single sideband transmission and heterodyne detection

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875400A (en) * 1971-04-06 1975-04-01 Pao Yoh Han Intensity modulated optical carrier communication system
GB2083964A (en) * 1980-09-16 1982-03-31 Post Office A telecommunications system employing optical signals for transmission

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875400A (en) * 1971-04-06 1975-04-01 Pao Yoh Han Intensity modulated optical carrier communication system
GB2083964A (en) * 1980-09-16 1982-03-31 Post Office A telecommunications system employing optical signals for transmission

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
253, Spetember 1979 pp 2 *
Article: "Fiber Optic Vi *
EEE Oceans 1979 Conferen *
ion" by S.J. Cowen Proce *
system employing pulse *

Also Published As

Publication number Publication date
GB2179517A (en) 1987-03-04
GB8520517D0 (en) 1985-09-18
AU6085286A (en) 1987-02-19

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930815