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RADAR APPARATUS AND RADAR METHOD

  • US 20180259632A1
  • Filed: 03/01/2018
  • Published: 09/13/2018
  • Est. Priority Date: 03/07/2017
  • Status: Active Grant
First Claim
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1. A radar apparatus, comprising:

  • a radar transmitter which transmits a radar signal in a predetermined transmission cycle; and

    a radar receiver which receives a reflection wave signal being a reflection of the radar signal on a target, whereinthe radar transmitter includesa phase rotation controller which randomly varies a pattern of a phase rotation amount every period corresponding to a plurality of transmission cycles, the pattern being to be applied to the radar signal within a period, anda transmission phase rotator which assigns a first phase rotation to the radar signal in accordance with the pattern, andthe radar receiver includes a reception phase rotator which assigns a second phase rotation in a direction opposite to a direction of the first phase rotation to the reflection wave signal in accordance with the pattern.

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