WO2001081725A1 - Communications apparatus - Google Patents
Communications apparatus Download PDFInfo
- Publication number
- WO2001081725A1 WO2001081725A1 PCT/GB2001/000812 GB0100812W WO0181725A1 WO 2001081725 A1 WO2001081725 A1 WO 2001081725A1 GB 0100812 W GB0100812 W GB 0100812W WO 0181725 A1 WO0181725 A1 WO 0181725A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical
- fibre
- platform
- amplifier
- light signals
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU33968/01A AU3396801A (en) | 2000-04-20 | 2001-02-26 | Communications apparatus |
EP01906010A EP1200710A1 (en) | 2000-04-20 | 2001-02-26 | Communications apparatus |
NO20016250A NO20016250L (en) | 2000-04-20 | 2001-12-19 | communication device |
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 |
GB0009661.0 | 2000-04-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001081725A1 true WO2001081725A1 (en) | 2001-11-01 |
Family
ID=9890228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2001/000812 WO2001081725A1 (en) | 2000-04-20 | 2001-02-26 | Communications apparatus |
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)
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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0053391A1 (en) * | 1980-12-01 | 1982-06-09 | Siemens Aktiengesellschaft | Fiber optical sensor system, preferably for use in automobile equipment |
US5519526A (en) * | 1992-10-21 | 1996-05-21 | California Institute Of Technology | Optical protocols for communication networks |
US5570437A (en) * | 1993-11-26 | 1996-10-29 | Sensor Dynamics, Ltd. | Apparatus for the remote measurement of physical parameters |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
-
2000
- 2000-04-20 GB GB0009661A patent/GB2361597A/en not_active Withdrawn
-
2001
- 2001-02-26 EP EP01906010A patent/EP1200710A1/en not_active Withdrawn
- 2001-02-26 AU AU33968/01A patent/AU3396801A/en not_active Abandoned
- 2001-02-26 WO PCT/GB2001/000812 patent/WO2001081725A1/en not_active Application Discontinuation
- 2001-12-19 NO NO20016250A patent/NO20016250L/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0053391A1 (en) * | 1980-12-01 | 1982-06-09 | Siemens Aktiengesellschaft | Fiber optical sensor system, preferably for use in automobile equipment |
US5519526A (en) * | 1992-10-21 | 1996-05-21 | California Institute Of Technology | Optical protocols for communication networks |
US5570437A (en) * | 1993-11-26 | 1996-10-29 | Sensor Dynamics, Ltd. | Apparatus for the remote measurement of physical parameters |
Also Published As
Publication number | Publication date |
---|---|
NO20016250L (en) | 2002-02-20 |
EP1200710A1 (en) | 2002-05-02 |
GB0009661D0 (en) | 2000-06-07 |
NO20016250D0 (en) | 2001-12-19 |
GB2361597A (en) | 2001-10-24 |
AU3396801A (en) | 2001-11-07 |
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