Robust optical fiber-based distributed sensing systems and methods

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United States of America Patent

PATENT NO 9617847
APP PUB NO 20150116124A1
SERIAL NO

14066215

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Abstract

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An illustrative distributed sensing system includes a fiberoptic cable, a transmitter module, and a receiver module. The transmitter module is coupled to the fiberoptic cable to communicate light in each of multiple independent paths to each of multiple positions along the cable, The receiver module is coupled to the fiberoptic cable to receive backscattered light from said multiple positions along the cable via the multiple independent paths. The receiver module includes at least one receiver for each of said multiple independent paths to obtain simultaneous measurements for each of said multiple positions. The multiple independent paths may be provided by wave division multiplexing, frequency division multiplexing, spatial mode division multiplexing, multicore fiber, and/or multiple fibers.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Banack, Benjamin M Calgary, CA 2 15
Barfoot, David A Houston, US 19 189
Bland, Henry C Calgary, CA 2 18
Jaaskelainen, Kari-Mikko Katy, US 8 73

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