JP2004525388A5 - - Google Patents

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Publication number
JP2004525388A5
JP2004525388A5 JP2002591777A JP2002591777A JP2004525388A5 JP 2004525388 A5 JP2004525388 A5 JP 2004525388A5 JP 2002591777 A JP2002591777 A JP 2002591777A JP 2002591777 A JP2002591777 A JP 2002591777A JP 2004525388 A5 JP2004525388 A5 JP 2004525388A5
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JP
Japan
Prior art keywords
light
optical waveguide
polarization
optical fiber
retardance
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JP2002591777A
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English (en)
Japanese (ja)
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JP4350380B2 (ja
JP2004525388A (ja
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Priority claimed from GBGB0112161.5A external-priority patent/GB0112161D0/en
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Publication of JP2004525388A5 publication Critical patent/JP2004525388A5/ja
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Publication of JP4350380B2 publication Critical patent/JP4350380B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2002591777A 2001-05-18 2002-05-09 光ファイバの後方散乱偏光分析 Expired - Lifetime JP4350380B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0112161.5A GB0112161D0 (en) 2001-05-18 2001-05-18 Distributed fibre polarimetry for communications and sensing
PCT/GB2002/002138 WO2002095349A1 (en) 2001-05-18 2002-05-09 Optical fibre backscatter polarimetry

Publications (3)

Publication Number Publication Date
JP2004525388A JP2004525388A (ja) 2004-08-19
JP2004525388A5 true JP2004525388A5 (https=) 2005-08-18
JP4350380B2 JP4350380B2 (ja) 2009-10-21

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JP2002591777A Expired - Lifetime JP4350380B2 (ja) 2001-05-18 2002-05-09 光ファイバの後方散乱偏光分析

Country Status (8)

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US (1) US7130496B2 (https=)
EP (1) EP1390707B1 (https=)
JP (1) JP4350380B2 (https=)
AT (1) ATE348323T1 (https=)
CA (1) CA2447660A1 (https=)
DE (1) DE60216752T8 (https=)
GB (1) GB0112161D0 (https=)
WO (1) WO2002095349A1 (https=)

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US7206469B2 (en) 2005-01-12 2007-04-17 Network Integrity Systems Inc. Intrusion detection system for use on single mode optical fiber using a polarimeter
US7142737B1 (en) 2005-01-12 2006-11-28 Network Integrity Systems Inc. Intrusion detection system for use on single mode optical fiber using a storage register for data
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US7190442B1 (en) * 2005-08-31 2007-03-13 Corning Incorporated Method of evaluating fiber PMD using POTDR trace
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US8364034B2 (en) * 2007-04-05 2013-01-29 Exfo Inc. In-band optical noise measurement using differential polarization response
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