Optical waveguides – Optical fiber bundle
Patent
1997-06-30
1998-12-08
Ngo, Hung N.
Optical waveguides
Optical fiber bundle
385147, 385 12, G02B 604
Patent
active
058482130
ABSTRACT:
A fiber optic ribbon is used for forming a sensing coil that may be used in a Sagnac effect fiber optic rotation sensor. The fiber optic ribbon provides a single radial layer per turn of the coil winder and can be made to have a quadrupole spatial turn distribution.
REFERENCES:
patent: 5303323 (1994-04-01), Mezei
Nicholas J. Frigo, Fiber Optic and Laser Sensors, I"Compesation of Linear Sources of Non-Reciprocity in Sagnac Interferometers", Proc. SPIE, vol. 412, 1983.
Cassie M. Lofts et al., Optical Engineering "Investigation of the Effects of Temporal Thermal Gradients in Fiber Optic Gyroscope Sensing Coils", vol. 34 No. 10, Oct. 1995.
Freidemann Mohr, Journal of Lightwave Technology, "Thermooptically Induced Bias Drift in Fiber Optical Sagnac Interferomters", vol. 14 No. 1, Jan. 1996.
Paul B. Ruffin et al., Optical Engineering, "Reduction of Nonreciprocity Noise in Wound Fiber Optic Interferometers", vol. 33, No. 8, Aug. 1994.
Paul B. Ruffin et al., SPIE vol. 1585 Fiber Optic Gyros: 15th Anniversary Conference (1991), Proceedings Only: "Analysis of a Temperature and Stress Effects in Fiber Optic Gyroscopes".
D.M. Shupe, Optical Society of America"Thermally Induced Non-Reciprocity in the Fiber Optic Interferometer" Applied Optics, vol. 19(5)1980.
Litton Systems Inc.
Ngo Hung N.
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