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Object detecting device

  • US 6,992,613 B2
  • Filed: 09/01/2004
  • Issued: 01/31/2006
  • Est. Priority Date: 09/02/2003
  • Status: Expired due to Fees
First Claim
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1. An object detecting device, comprising:

  • a plurality of transmitter-receivers for transmitting radio waves and receiving reflected waves, wherein each of the transmitter-receivers receives both a reflected wave of a radio wave transmitted by itself and reflected waves of radio waves transmitted by other transmitter-receivers;

    a path-by-path reception distance computing unit for computing the path-by-path reception distance of every reflected wave; and

    an object determination element for determining at least one of a number and a size of detected objects based on a relationship between the reception distances computed by the path-by-path reception distance computing unit.

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