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Wide band clear air scatter doppler radar

  • US 9,310,481 B2
  • Filed: 03/13/2013
  • Issued: 04/12/2016
  • Est. Priority Date: 05/31/2012
  • Status: Active Grant
First Claim
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1. A wide band Doppler radar system comprising:

  • an antenna assembly comprising at least one transmit antenna and at least one receive antenna, where;

    each of the at least one transmit antenna is configured to transmit a radar beam comprising a transmit signal on a Ka-band carrier frequency; and

    each of the at least one receive antenna is configured to receive a backscattered radar beam comprising a carrier frequency that is frequency shifted relative to the transmitted Ka-band carrier frequency of the backscattered radar beam;

    a transceiver connected to the antenna assembly configured to;

    transmit a radar beam comprising a transmit signal on a Ka-band carrier frequency using each of the at least one transmit antenna; and

    receive a backscattered radar beam comprising a carrier frequency that is frequency shifted relative to the transmitted Ka-band carrier frequency of the backscattered radar beam using each of the at least one receive antenna; and

    a data acquisition system connected to the transceiver configured to estimate a wind velocity vector in clear air conditions by calculating a Doppler shift between at least one transmitted radar beam and at least one received backscattered radar beam.

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