Ultrasonic flow meter with digitally under-sampled flow measurements

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United States of America Patent

PATENT NO 9733112
SERIAL NO

14361269

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Abstract

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The invention relates to a method of operating an ultrasonic flow meter by digitally sampling received signals. Acoustic wave packets are transmitted through a measuring distance in opposite directions, and the received signals are digitized at a sampling frequency being below the Nyquist-limit of two times the signal frequency of the wave packet to generate digitized under-sampled signals 31. From the digitized under-sampled signals, the difference in propagation time along the measuring distance is determined.

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Patent Owner(s)

Patent OwnerAddress
KAMSTRUP A/S8660 SKANDERBORG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bendixen, Paul Martin Åbyhøj, DK 2 16
Sørensen, Jens Lykke Beder, DK 13 62

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