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Attorney: Bartholomew; Steven R., Dinicola; Brian K.


Number of patents: 3
Last date: September 21, 1999

NumberTitleIssue Date
5956131System and method for mapping chromatic dispersion in optical fibers
A system and method in which the chromatic dispersion characteristic, as a function of distance along a section of transmissive fiber, is measured. First and second optical signals are launched into a fiber under test to thereby generate, by a four-wave m...
09/21/1999
5710430Method and apparatus for terahertz imaging
Certain material and objects can be characterized by a frequency-dependent absorption, dispersion, and reflection of terahertz transients in signals which pass illuminate the material or object. The present terahertz imaging system analyses that frequency...
01/20/1998
5678209Transmit power level detection circuit with enhanced gain characteristics
A circuit for maintaining the magnitude of a radio frequency (RF) signal at least one predetermined level employs a detection circuit coupled to an RF signal generator by a four port coupling device. In one embodiment of the present invention, an impedanc...
10/14/1997
 
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