System, device, and method for detecting perturbations
First Claim
Patent Images
1. A system, comprising:
- a spatially distributed multimode optical fiber;
a photodetector configured to detect optical signals provided from said fiber;
a wireless digital module coupled to said photodetector and adapted to wirelessly transmit a wireless signal encoding a plurality of detected variables of the optical signals;
a wireless receiver adapted to receive the wireless signal; and
a signal processing module coupled to said wireless receiver and adapted to decode and interpret the plurality of detected variables of the optical signals.
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Abstract
Certain exemplary embodiments comprise a spatially distributed multimode optical fiber; a photodetector configured to detect optical signals provided from said fiber; a wireless digital module coupled to said photodetector and adapted to wirelessly transmit a wireless signal encoding a plurality of detected variables of the optical signals; a wireless receiver adapted to receive the wireless signal; and a signal processing module coupled to said wireless receiver and adapted to decode and interpret the plurality of detected variables of the optical signals.
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Citations
80 Claims
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1. A system, comprising:
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a spatially distributed multimode optical fiber;
a photodetector configured to detect optical signals provided from said fiber;
a wireless digital module coupled to said photodetector and adapted to wirelessly transmit a wireless signal encoding a plurality of detected variables of the optical signals;
a wireless receiver adapted to receive the wireless signal; and
a signal processing module coupled to said wireless receiver and adapted to decode and interpret the plurality of detected variables of the optical signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57)
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58. A method, comprising:
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transmitting from a wireless digital photodetector coupled to an fiber optic sensor a signal encoding a plurality of detected variables of optical signals emerging from the fiber optic sensor;
receiving the signal at a wireless receiver;
decoding the signal at a signal processing module coupled to a wireless receiver; and
interpreting the plurality of detected variables of the decoded signal.
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59. A method, comprising:
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spatially distributing a multimode optical fiber in a predetermined pattern for facilitating sensing of a predetermined type of perturbation;
transmitting optical signals from the spatially distributed integrating multimode optical fiber;
detecting the optical signals at a photodetector; and
wirelessly transmitting a wireless signal encoding a plurality of detected variables of the optical signals. - View Dependent Claims (60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79)
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80. A machine-readable medium comprising instructions for activities comprising:
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decoding a wireless signal obtained from a wireless digital photodetector coupled to an optical fiber spatial distributed in a predetermined pattern for facilitating sensing of a predetermined type of perturbation, the wireless signal encoding a plurality of detected variables of optical signals emerging from the spatially distributed fiber optic sensor; and
interpreting the plurality of detected variables of the decoded signal.
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Specification