Fiber-optic strain gauge with attached ends and unattached microbend section
Patent
·
OSTI ID:868402
- Albuquerque, NM
A strain gauge is made of an optical fiber into which quasi-sinusoidal microbends have been permanently introduced. The permanent microbends cause a reduction in the fiber's optical transmission, but, when the gauge is attached to a substrate that is subsequently strained, the amplitude of the deformations will diminish and the optical transmission through the fiber will increase. An apparatus and process for manufacturing these microbends into the optical fiber through a heat-set process is employed; this apparatus and process includes a testing and calibration system.
- Research Organization:
- AT & T CORP
- DOE Contract Number:
- AC04-76DP00789
- Assignee:
- United States of America as represented by United States (Washington, DC)
- Patent Number(s):
- US 5132529
- OSTI ID:
- 868402
- Country of Publication:
- United States
- Language:
- English
Microbending effects on monomode light propagation in multimode fibers
|
journal | January 1983 |
Fiber microbend acoustic sensor
|
journal | January 1980 |
Fiber optic pressure sensor
|
journal | March 1980 |
Similar Records
Fiber-optic strain gauge with attached ends and unattached microbend section
Microbend fiber-optic temperature sensor
Microbend fiber-optic temperature sensor
Patent
·
Tue Jul 21 00:00:00 EDT 1992
·
OSTI ID:7067051
Microbend fiber-optic temperature sensor
Patent
·
Tue May 30 00:00:00 EDT 1995
·
OSTI ID:63456
Microbend fiber-optic temperature sensor
Patent
·
Sat Dec 31 23:00:00 EST 1994
·
OSTI ID:869900
Related Subjects
/250/73/
amplitude
apparatus
attached
calibration
deformations
diminish
employed
fiber
fiber-optic
gauge
heat-set
increase
introduced
manufacturing
microbend
microbend section
microbends
optical
optical fiber
optical transmission
permanent
permanent microbends
permanently
permanently introduced
process
quasi-sinusoidal
quasi-sinusoidal microbends
reduction
section
strain
strain gauge
strained
subsequently
substrate
testing
transmission
unattached
amplitude
apparatus
attached
calibration
deformations
diminish
employed
fiber
fiber-optic
gauge
heat-set
increase
introduced
manufacturing
microbend
microbend section
microbends
optical
optical fiber
optical transmission
permanent
permanent microbends
permanently
permanently introduced
process
quasi-sinusoidal
quasi-sinusoidal microbends
reduction
section
strain
strain gauge
strained
subsequently
substrate
testing
transmission
unattached