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2022
|
Invention
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Intrusion detectors, and related systems and methods. In at least one embodiment, a fence disturb... |
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2017
|
Invention
|
Mimo cable guided intrusion detection sensor. In at least one embodiment the present invention re... |
|
2011
|
Invention
|
Interferometer systems. A fiber-optic sensor can have a Michelson sensor portion and a Mach-Zehnd... |
|
|
Invention
|
Variable sensitivity interferometer systems. Variable Sensitivity optical sensors can have a resp... |
|
2009
|
G/S
|
Electronic security, surveillance, and intrusion alert systems, namely, electronic components for... |
|
2007
|
Invention
|
Method and apparatus for reducing noise in a fiber-optic sensor.
An optical detection system inc... |
|
|
Invention
|
Fiber-optic mat sensor. An optical sensor includes a support structure. An optical fiber has a pl... |
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2005
|
Invention
|
Distributed fiber optic sensor with location capability. A spatially distributed sensor system ha... |
|
2004
|
G/S
|
Fiber optic instruments, namely vibration sensors for intrusion detection |
|
2003
|
G/S
|
optical fiber data conduit intrusion detection security system comprising of at least one optical... |
|
2001
|
Invention
|
Quenching laser noise in a multimode fiber sensor system. An economical but noisy laser is made t... |
|
1991
|
Invention
|
Multimode fiber sensor system with sensor fiber coupled to a detection fiber by spacer means. A f... |
|
1979
|
Invention
|
Fiber optic intruder alarm system. An intruder alarm for protecting the perimeter of an area util... |
