GB2186458A - Improvements relating to optical fibre transmission systems - Google Patents

Improvements relating to optical fibre transmission systems Download PDF

Info

Publication number
GB2186458A
GB2186458A GB8525849A GB8525849A GB2186458A GB 2186458 A GB2186458 A GB 2186458A GB 8525849 A GB8525849 A GB 8525849A GB 8525849 A GB8525849 A GB 8525849A GB 2186458 A GB2186458 A GB 2186458A
Authority
GB
United Kingdom
Prior art keywords
optical fibre
transients
nuclear radiation
fibre transmission
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.)
Granted
Application number
GB8525849A
Other languages
English (en)
Other versions
GB2186458B (cs
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.)
GE Healthcare UK Ltd
Plessey Co Ltd
Original Assignee
GE Healthcare UK Ltd
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 GE Healthcare UK Ltd, Plessey Co Ltd filed Critical GE Healthcare UK Ltd
Priority to GB8525849A priority Critical patent/GB2186458A/en
Publication of GB2186458A publication Critical patent/GB2186458A/en
Application granted granted Critical
Publication of GB2186458B publication Critical patent/GB2186458B/en
Granted 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
    • H04B10/502—LED transmitters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
GB8525849A 1985-10-19 1985-10-19 Improvements relating to optical fibre transmission systems Granted GB2186458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8525849A GB2186458A (en) 1985-10-19 1985-10-19 Improvements relating to optical fibre transmission systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8525849A GB2186458A (en) 1985-10-19 1985-10-19 Improvements relating to optical fibre transmission systems

Publications (2)

Publication Number Publication Date
GB2186458A true GB2186458A (en) 1987-08-12
GB2186458B GB2186458B (cs) 1989-10-04

Family

ID=10586960

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8525849A Granted GB2186458A (en) 1985-10-19 1985-10-19 Improvements relating to optical fibre transmission systems

Country Status (1)

Country Link
GB (1) GB2186458A (cs)

Also Published As

Publication number Publication date
GB2186458B (cs) 1989-10-04

Similar Documents

Publication Publication Date Title
US4709416A (en) Laser bias current stabilization for burst mode fiber optic communication system
US4558465A (en) Switched bias scheme for high speed laser transmitter
KR970013899A (ko) 광통신 모듈(optical telecommunication module)
AU544038B2 (en) Laser communication system
KR900008794A (ko) 광학 네트워크
US6154301A (en) Fiber optic receiver
US5027434A (en) Apparatus for bidirectional transmission of optical signals
EP0845882A2 (en) A passive optical network transceiver circuit
KR980013058A (ko) 광 신호 통신 장치 및 광 신호 통신 방법
US4504975A (en) System for transmitting digital signals over an optical fiber
GB2186458A (en) Improvements relating to optical fibre transmission systems
US4757193A (en) Laser DC bias controller
JPH0468830A (ja) 光増幅装置の制御方法及び光増幅装置
FR2770062B1 (fr) Emetteur de signal de surveillance et procede d'emission de signal de surveillance
EA010669B1 (ru) Способ управления оптическим усилителем, расположенным на оптической линии
US5170059A (en) Optically coupled fast turn off load switch drive
JP2697659B2 (ja) 光通信システム
JP2516349B2 (ja) 光通信方式
GB2322026A (en) Optical amplifier which is enabled only in the presence of an input signal
JPS60169248A (ja) 光フアイバ通信方式
JPH0697552A (ja) 光ファイバ増幅器
EP1340325B1 (en) A system and a method for limiting the maximum of light transmitted from a ribbon fiber
JPS5725737A (en) Optical fiber communication device
Creaner et al. Field demonstration of two channel coherent transmission with a diode-pumped fibre amplifier repeater
US6845189B2 (en) System and a method for limiting the maximum of light transmitted from a ribbon fiber

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: 19931019