Velocity measuring system

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United States of America Patent

PATENT NO 9709594
SERIAL NO

14250200

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Abstract

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A laser Doppler velocimeter uses self-mixing amplification of backreflections from scatterers below the surface of a flow. A time domain signal is divided into segments that are roughly equal to a transit time of particles through a focus of a laser beam. The segments are connected to a frequency domain through the use of an FFT algorithm to produce frequency domain data segments. Signal-to-noise ratio is enhanced through signal processing techniques using the segments to produce a final enhanced signal spectrum.

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Patent Owner(s)

Patent OwnerAddress
TELEDYNE TECHNOLOGIES INCORPORATED12333 W OLYMPIC BLVD LOS ANGELES CA 90064

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Tong Palo Alto, US 247 2916
Christian, William R Newbury Park, US 8 144
Delcher, Ray C Oxnard, US 19 791
Khoshnevisan, Mohsen Newbury Park, US 26 764
Liescheski, Phillip B Lincoln, US 8 40
Metcalf, Michael A San Diego, US 6 59

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