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Device for detecting the presence of objects

  • US 20030141762A1
  • Filed: 12/17/2002
  • Published: 07/31/2003
  • Est. Priority Date: 02/18/2000
  • Status: Active Grant
First Claim
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1. - An object presence detection device, of the type mounted to a motor vehicle, said vehicle having at least one blind spot, where said detection device is for detecting an object situated in said blind spot, comprising:

  • [a] a receiver (7) for detecting electromagnetic waves, said receiver (7) comprising a focussing device, and a light detector converting said received electromagnetic waves into electrical signals, said light detector defining an image surface, [b] an electronic circuit (9) converting said electrical signals into digitized signals, [c] a logic circuit (15) analyzing said digitized signals to analyze the presence of objects in the blind spot which are moving relative to said vehicle, and generating variable output signals depending on the result of said analysis, [d] indicator members activated by said output signals.

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