ATE480914T1 - Verteilte rückstreuung - Google Patents

Verteilte rückstreuung

Info

Publication number
ATE480914T1
ATE480914T1 AT05786022T AT05786022T ATE480914T1 AT E480914 T1 ATE480914 T1 AT E480914T1 AT 05786022 T AT05786022 T AT 05786022T AT 05786022 T AT05786022 T AT 05786022T AT E480914 T1 ATE480914 T1 AT E480914T1
Authority
AT
Austria
Prior art keywords
returned
test signals
link
inferring
backscattering
Prior art date
Application number
AT05786022T
Other languages
English (en)
Inventor
Edmund Sergio Robert Sikora
Peter Healey
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Application granted granted Critical
Publication of ATE480914T1 publication Critical patent/ATE480914T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/31—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter and a light receiver being disposed at the same side of a fibre or waveguide end-face, e.g. reflectometers
    • G01M11/3181—Reflectometers dealing with polarisation
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]

Landscapes

  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optical Communication System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Transform (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
AT05786022T 2004-09-30 2005-09-26 Verteilte rückstreuung ATE480914T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0421747.7A GB0421747D0 (en) 2004-09-30 2004-09-30 Distributed backscattering
PCT/GB2005/003680 WO2006035205A1 (en) 2004-09-30 2005-09-26 Distributed backscattering

Publications (1)

Publication Number Publication Date
ATE480914T1 true ATE480914T1 (de) 2010-09-15

Family

ID=33427829

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05786022T ATE480914T1 (de) 2004-09-30 2005-09-26 Verteilte rückstreuung

Country Status (6)

Country Link
US (1) US7995197B2 (de)
EP (1) EP1794905B1 (de)
AT (1) ATE480914T1 (de)
DE (1) DE602005023500D1 (de)
GB (1) GB0421747D0 (de)
WO (1) WO2006035205A1 (de)

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Also Published As

Publication number Publication date
EP1794905A1 (de) 2007-06-13
EP1794905B1 (de) 2010-09-08
US20080278711A1 (en) 2008-11-13
US7995197B2 (en) 2011-08-09
WO2006035205A1 (en) 2006-04-06
GB0421747D0 (en) 2004-11-03
DE602005023500D1 (de) 2010-10-21

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