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Detection of occurrence of horizontal displacement of radar axis, determination of amount of axis displacement, and correction of axis displacement

  • US 20030034913A1
  • Filed: 08/09/2002
  • Published: 02/20/2003
  • Est. Priority Date: 08/15/2001
  • Status: Active Grant
First Claim
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1. A method of detecting an occurrence of an axis displacement in a horizontal direction in a radar mounted on a vehicle, comprising the steps of:

  • measuring a frequency with which vehicle-to-vehicle distance control being performing using said radar is released or re-set; and

    determining that an axis of said radar is displaced in the horizontal direction when said measured control release or re-set frequency is higher than a predetermined threshold.

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