EP 1200710 A1 20020502 - COMMUNICATIONS APPARATUS
Title (en)
COMMUNICATIONS APPARATUS
Title (de)
KOMMUNIKATIONSGERÄT
Title (fr)
APPAREIL DE COMMUNICATIONS
Publication
Application
Priority
- GB 0100812 W 20010226
- GB 0009661 A 20000420
Abstract (en)
[origin: GB2361597A] Communications apparatus is disclosed which is arranged to provide communication between a plurality of locations, one of which comprises a platform (4, 6) and the others of which comprise wells (1-3). The apparatus comprises a plurality of optical communication units (9-11) associated with respective locations, each unit comprising an optical transmitter (13-16) and an optical receiver (17-20) connected in duplex operation, the apparatus further comprising at least one optical amplifier (32, 33, 34) and an optical fibre arrangement (25) in communication with the units, the fibre arrangement including a common optical fibre (25) for the units. Where the platform (4, 6) and wells (1-3) comprise a hydrocarbon extraction system, preferably in an underwater environment.
IPC 1-7
IPC 8 full level
H04B 10/272 (2013.01)
CPC (source: EP)
H04B 10/272 (2013.01)
Citation (search report)
See references of WO 0181725A1
Designated contracting state (EPC)
DE FR
DOCDB simple family (publication)
GB 0009661 D0 20000607; GB 2361597 A 20011024; AU 3396801 A 20011107; EP 1200710 A1 20020502; NO 20016250 D0 20011219; NO 20016250 L 20020220; WO 0181725 A1 20011101
DOCDB simple family (application)
GB 0009661 A 20000420; AU 3396801 A 20010226; EP 01906010 A 20010226; GB 0100812 W 20010226; NO 20016250 A 20011219