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Radar sensor with frequency dependent beam steering

  • US 10,227,054 B2
  • Filed: 11/28/2014
  • Issued: 03/12/2019
  • Est. Priority Date: 12/10/2013
  • Status: Active Grant
First Claim
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1. An occupancy sensing system for an automotive vehicle, comprising at least one radar module for detecting the presence of an object within the vehicle interior, wherein said at least one radar module comprises an antenna system having a frequency dependent main lobe direction, wherein said occupancy sensing system comprises a control module for operating said at least one radar module at a plurality of frequencies, and wherein said occupancy sensing system is configured for determining occupancy, classification, or both, based on the motion of the object within the vehicle interior.

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