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Blind-spot warning system for an automotive vehicle

  • US 7,161,472 B2
  • Filed: 06/04/2004
  • Issued: 01/09/2007
  • Est. Priority Date: 06/06/2003
  • Status: Expired due to Fees
First Claim
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1. A warning system for a host vehicle comprising:

  • a first magneto-resistive sensor coupled to the host vehicle, said first magneto-resistive sensor sensing a first magnetic field variation in a first sensor area external to the host vehicle and generating a first sensor signal therefrom; and

    a controller coupled to the host vehicle receiving said first sensor signal, said controller generating a signal for activating a vehicle system in response to said first sensor signal; and

    a vehicle bus receiving various vehicle control signals and generating therefrom a vehicle bus signal, wherein said controller generates said signal for activating said vehicle system as a function of said vehicle bus signal;

    wherein said vehicle bus receives at least one of a vehicle type information signal, a vehicle speed signal, an RPM signal, a heading of host vehicle signal, a location of vehicle signal, a host vehicle directional signal, a steering wheel angle signal, or a brake status signal and generates said vehicle bus signal as a function of said at least one of said signals.

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