ATE479078T1 - Wdm/tdm fasersensoranordnung mit erbium-dotierten faserverstärkern - Google Patents

Wdm/tdm fasersensoranordnung mit erbium-dotierten faserverstärkern

Info

Publication number
ATE479078T1
ATE479078T1 AT00917599T AT00917599T ATE479078T1 AT E479078 T1 ATE479078 T1 AT E479078T1 AT 00917599 T AT00917599 T AT 00917599T AT 00917599 T AT00917599 T AT 00917599T AT E479078 T1 ATE479078 T1 AT E479078T1
Authority
AT
Austria
Prior art keywords
optical
signal
amplifiers
distribution bus
buses
Prior art date
Application number
AT00917599T
Other languages
English (en)
Inventor
Craig Hodgson
Benjamin Vakoc
Original Assignee
Litton Systems Inc
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 Litton Systems Inc filed Critical Litton Systems Inc
Application granted granted Critical
Publication of ATE479078T1 publication Critical patent/ATE479078T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35383—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Communication System (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Multicomponent Fibers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
AT00917599T 1999-05-13 2000-01-24 Wdm/tdm fasersensoranordnung mit erbium-dotierten faserverstärkern ATE479078T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/311,007 US6282334B1 (en) 1999-05-13 1999-05-13 Large scale WDM/TDM sensor array employing erbium-doped fiber amplifiers
PCT/US2000/001777 WO2000070308A1 (en) 1999-05-13 2000-01-24 Large scale wdm/tdm sensor array employing erbium-doped fiber amplifiers

Publications (1)

Publication Number Publication Date
ATE479078T1 true ATE479078T1 (de) 2010-09-15

Family

ID=23204978

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00917599T ATE479078T1 (de) 1999-05-13 2000-01-24 Wdm/tdm fasersensoranordnung mit erbium-dotierten faserverstärkern

Country Status (8)

Country Link
US (1) US6282334B1 (de)
EP (1) EP1177412B1 (de)
AT (1) ATE479078T1 (de)
AU (1) AU3855100A (de)
CA (1) CA2369729C (de)
DE (1) DE60044868D1 (de)
NO (1) NO332666B1 (de)
WO (1) WO2000070308A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6678211B2 (en) 1998-04-03 2004-01-13 The Board Of Trustees Of The Leland Stanford Junior University Amplified tree structure technology for fiber optic sensor arrays
US6667935B2 (en) 1998-04-03 2003-12-23 The Board Of Trustees Of The Leland Stanford Junior University Apparatus and method for processing optical signals from two delay coils to increase the dynamic range of a sagnac-based fiber optic sensor array
US6278657B1 (en) * 1998-04-03 2001-08-21 The Board Of Trustees Of The Leland Stanford Junior University Folded sagnac sensor array
US6507679B1 (en) * 1999-05-13 2003-01-14 Litton Systems, Inc. Long distance, all-optical telemetry for fiber optic sensor using remote optically pumped EDFAs
US6429964B1 (en) * 1999-09-24 2002-08-06 Agere Systems Guardian Corp. High power, multiple-tap co-doped optical amplifier
US6735392B1 (en) * 1999-10-18 2004-05-11 Nortel Networks Limited System and method for transmitting and restoring an optical signal
US6728165B1 (en) 1999-10-29 2004-04-27 Litton Systems, Inc. Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors
US6724319B1 (en) 1999-10-29 2004-04-20 Litton Systems, Inc. Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors
US7184670B2 (en) * 2000-05-10 2007-02-27 Lockheed Martin Corporation Telemetry system and method for acoustic arrays
WO2003014774A2 (en) * 2001-08-10 2003-02-20 The Board Of Trustees Of The Leland Stanford Junior University Amplified tree structure technology for fiber optic sensor arrays
CN1330119C (zh) * 2001-11-11 2007-08-01 华为技术有限公司 一种用于高速传输***的光信号调节方法及光传输***
GB0128588D0 (en) * 2001-11-29 2002-01-23 Qinetiq Ltd Coherent laser radar apparatus
WO2003084082A2 (en) 2002-03-29 2003-10-09 Celion Networks, Inc. Distributed terminal optical transmission system
US7075712B2 (en) 2002-05-30 2006-07-11 Fujitsu Limited Combining and distributing amplifiers for optical network and method
US7085496B2 (en) 2002-05-30 2006-08-01 Fujitsu Limited Passive add/drop amplifier for optical networks and method
US7092587B1 (en) * 2002-08-16 2006-08-15 Raytheon Company Multichannel optical demultiplexer with varying angles of incidence to the light bandpass filters
DE20302615U1 (de) * 2003-02-17 2004-07-15 Tower Automotive Gmbh & Co. Kg Hohlformteil mit geschlossenem Querschnitt und einer Verstärkung
US6995683B2 (en) * 2004-03-12 2006-02-07 Welldynamics, Inc. System and method for transmitting downhole data to the surface
FR2889305B1 (fr) * 2005-07-28 2007-10-19 Sercel Sa Reseau d'interferometres a fibre optique
US7526147B2 (en) * 2005-08-31 2009-04-28 Northrop Grumman, Inc. Sensor array for perimeter defense
GB0606010D0 (en) * 2006-03-25 2006-05-03 Qinetiq Ltd Fibre-Optic Sensor Array
TW200827798A (en) * 2006-12-20 2008-07-01 Inventec Multimedia & Telecom Switching device of light-beam channel of optical fiber network
GB2478915B (en) * 2010-03-22 2012-11-07 Stingray Geophysical Ltd Sensor array
WO2012068558A1 (en) * 2010-11-18 2012-05-24 Redfen Integrated Optics, Inc. Pulse labeling for high-bandwidth fiber-optic distributed acoustic sensing with reduced cross-talk
US9234790B2 (en) * 2012-03-19 2016-01-12 The Board Of Trustees Of The Leland Stanford Junior University Apparatus and methods utilizing optical sensors operating in the reflection mode
US20150086206A1 (en) * 2012-05-04 2015-03-26 US Seismic Systems, Inc. Fiber optic sensing systems and methods of operating the same
US9366691B2 (en) 2013-05-02 2016-06-14 Halliburton Energy Services, Inc. Multiplexed fiber optic sensing system and method
CN103954307B (zh) * 2014-04-29 2016-09-21 中国人民解放军海军工程大学 光纤激光传感器时分、波分联合复用方法
CN108303626B (zh) * 2018-03-09 2024-04-12 广东电网有限责任公司珠海供电局 基于分布式光纤传感阵列的局部放电超声测量***与方法
CN114509095B (zh) * 2022-02-22 2023-12-12 武汉光迅科技股份有限公司 传感***

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5796504A (en) 1996-03-13 1998-08-18 Hughes Electronics Fiber-optic telemetry system and method for large arrays of sensors
US5866898A (en) 1996-07-12 1999-02-02 The Board Of Trustees Of The Leland Stanford Junior University Time domain multiplexed amplified sensor array with improved signal to noise ratios
US5696857A (en) * 1996-07-25 1997-12-09 Litton Systems, Inc. WDM/FDM fiber optic sensor architecture using WDM tap coupler
US6097486A (en) * 1998-04-03 2000-08-01 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic acoustic sensor array based on Sagnac interferometer
US6034924A (en) * 1998-04-03 2000-03-07 The Board Of Trustees Of The Leland Stanford Junior Univerisity Folded sagnac sensor array

Also Published As

Publication number Publication date
EP1177412B1 (de) 2010-08-25
AU3855100A (en) 2000-12-05
NO332666B1 (no) 2012-12-03
DE60044868D1 (de) 2010-10-07
WO2000070308A1 (en) 2000-11-23
CA2369729A1 (en) 2000-11-23
CA2369729C (en) 2008-12-30
EP1177412A1 (de) 2002-02-06
US6282334B1 (en) 2001-08-28
NO20015514L (no) 2001-11-12
NO20015514D0 (no) 2001-11-12

Similar Documents

Publication Publication Date Title
ATE479078T1 (de) Wdm/tdm fasersensoranordnung mit erbium-dotierten faserverstärkern
BR0010943A (pt) Sistemas de transmissão ótica,incluindo amplificadores óticos e métodos de utilização nos mesmos
CA2267775C (en) A multi-wavelength optical pump
EP1081813A3 (de) Optischer Verstärker mit depolarisiertem Pumplicht
EP1143645A3 (de) Optischer Verstärker, optischer Zwischenverstärker und Übertragungsvorrichtung für wellenlängenmultiplexiertes Signallicht
CA2192886A1 (en) Optical fiber amplifying device and method therefor
EP1187276A3 (de) Optischer Verstärker für breitbandige optische Ramanverstärkung eines wellenlängenmultiplexierten Signallichts
MX169645B (es) Sistemas de comunicaciones opticos y proceso para amplificacion de señal utilizando dispersion brillouin estimulada, y laser utilizado en los sistemas
EP0777346A3 (de) Optischer Verstärker und diesen verwendendes optisches Übertragungssystem
BR8405953A (pt) Sistema amplificador otico de fibra e processo para amplificar um sinal de luz
EP0843435A3 (de) Zeitdemultiplexing unter Verwendung selektiver Raman-Verstärkung
EP0851617A3 (de) Optische Anordnung zur Verstärkung von WDM Signalen
CA2136360A1 (en) Optical fiber amplifier and optical amplifier repeater
EP1427075A3 (de) Ramanverstärker und optisches Übertragungssystem
EP1069712A3 (de) Breitbandiger optischer Verstärker
EP0769861A3 (de) Verfahren und Vorrichtung zur Übertragung eines optischen WDM-Signals, das von optischen Regeneratoren zu verstärken ist
EP1073166A3 (de) Faseroptischer L-Band-Verstärker mit Rückkopplungsschleife
WO2002049170A3 (en) Composite optical amplifier
WO2002056510A3 (en) Composite optical amplifier
RU98112746A (ru) Волоконно-оптический усилитель с поглотителем
FR2803114B1 (fr) Amplificateur optique en bandes c et l plus systemes de transmission sous-marins
WO1998016018A3 (en) Wavelength division multiplexed signal amplifier
JPH04275530A (ja) 光増幅回路
EP1161015A3 (de) Optisches Übertragungssystem, sein Verfahren, und optische Übertragungsstrecke mit optischer Verstärkung
WO2002013423A3 (en) High order fiber raman amplifiers

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties