Bragg grating pressure sensor

Details Bragg grating pressure sensor Bragg grating pressure sensor

2007-01-16

2007-01-16

Song, Sarah (Department: 2874)

Optical waveguides

Optical waveguide sensor

Including physical deformation or movement of waveguide

Reexamination Certificate

active

10529493

ABSTRACT:
A pressure sensor with a Bragg grating that may be particularly applicable to the chemical industry and for example includes an optical fiber and a Bragg grating formed in a portion of the fiber, submitted to pressure, and a lateral support of the portion. The portion is submitted to a compression prestress with a small value compared with a measurement range of the sensor.

REFERENCES:
patent: 5892860 (1999-04-01), Maron et al.
patent: 6278811 (2001-08-01), Hay et al.
patent: 2001/0019103 (2001-09-01), Sugai et al.
patent: 196 48 403 (1998-04-01), None
patent: 1 008 840 (2000-06-01), None

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