NO20016250L - communication device - Google Patents

communication device

Info

Publication number
NO20016250L
NO20016250L NO20016250A NO20016250A NO20016250L NO 20016250 L NO20016250 L NO 20016250L NO 20016250 A NO20016250 A NO 20016250A NO 20016250 A NO20016250 A NO 20016250A NO 20016250 L NO20016250 L NO 20016250L
Authority
NO
Norway
Prior art keywords
communication device
communication
Prior art date
Application number
NO20016250A
Other languages
Norwegian (no)
Other versions
NO20016250D0 (en
Inventor
Christopher David Baggs
Original Assignee
Abb Offshore Systems 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 Abb Offshore Systems Ltd filed Critical Abb Offshore Systems Ltd
Publication of NO20016250D0 publication Critical patent/NO20016250D0/en
Publication of NO20016250L publication Critical patent/NO20016250L/en

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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
NO20016250A 2000-04-20 2001-12-19 communication device NO20016250L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0009661A GB2361597A (en) 2000-04-20 2000-04-20 Underwater optical fibre communication system
PCT/GB2001/000812 WO2001081725A1 (en) 2000-04-20 2001-02-26 Communications apparatus

Publications (2)

Publication Number Publication Date
NO20016250D0 NO20016250D0 (en) 2001-12-19
NO20016250L true NO20016250L (en) 2002-02-20

Family

ID=9890228

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20016250A NO20016250L (en) 2000-04-20 2001-12-19 communication device

Country Status (5)

Country Link
EP (1) EP1200710A1 (en)
AU (1) AU3396801A (en)
GB (1) GB2361597A (en)
NO (1) NO20016250L (en)
WO (1) WO2001081725A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6995899B2 (en) * 2002-06-27 2006-02-07 Baker Hughes Incorporated Fiber optic amplifier for oilfield applications
GB2396086C (en) * 2002-12-03 2007-11-02 Vetco Gray Controls Ltd A system for use in controlling a hydrocarbon production well
US7261162B2 (en) 2003-06-25 2007-08-28 Schlumberger Technology Corporation Subsea communications system
GB2429126A (en) * 2005-08-09 2007-02-14 Vetco Gray Controls Ltd Fibre optic umbilical for underwater well with electrically powered optical repeater
GB2531602A (en) * 2014-10-24 2016-04-27 Ge Oil & Gas Uk Ltd Optical amplifier for subsea control systems
GB2532759A (en) * 2014-11-27 2016-06-01 Ge Oil & Gas Uk Ltd Subsea power and communication distribution
GB2536902A (en) * 2015-03-30 2016-10-05 Ge Oil & Gas Uk Ltd Ethernet distributed passive optical networking for subsea systems
US11824682B1 (en) 2023-01-27 2023-11-21 Schlumberger Technology Corporation Can-open master redundancy in PLC-based control system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57121795A (en) * 1980-12-01 1982-07-29 Siemens Ag Sensor system utilizing optical fiber
GB8819574D0 (en) * 1988-08-17 1988-09-21 Britoil Plc Fibre optic data coupler
EP0499065B1 (en) * 1991-02-11 1997-05-28 Alcatel SEL Aktiengesellschaft Optical transmission system for the subscriber connection area with optical amplifiers
US5519526A (en) * 1992-10-21 1996-05-21 California Institute Of Technology Optical protocols for communication networks
GB9324334D0 (en) * 1993-11-26 1994-01-12 Sensor Dynamics Ltd Apparatus for the remote measurement of physical parameters
GB9408582D0 (en) * 1994-04-29 1994-06-22 Northern Telecom Ltd Communications system
FR2744579B1 (en) * 1996-02-06 1998-02-27 Cit Alcatel BIDIRECTIONAL OPTICAL LINK AND AMPLIFICATION DEVICE FOR THIS LINK

Also Published As

Publication number Publication date
EP1200710A1 (en) 2002-05-02
WO2001081725A1 (en) 2001-11-01
NO20016250D0 (en) 2001-12-19
AU3396801A (en) 2001-11-07
GB0009661D0 (en) 2000-06-07
GB2361597A (en) 2001-10-24

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application