Vehicular tire pressure monitoring system

  • US 7,053,761 B2
  • Filed: 09/14/2004
  • Issued: 05/30/2006
  • Est. Priority Date: 02/28/2000
  • Status: Expired due to Fees
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First Claim
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1. A vehicular tire pressure monitoring system comprising:

  • a vehicle equipped with at least a front driver-side wheel location, a front passenger-side wheel location, a rear driver-side wheel location, and a rear passenger-side wheel location;

    four tires;

    each of said four tires inflated to a tire pressure;

    each of said four tires having associated therewith a tire pressure sensor sensing the tire pressure in that tire;

    a signal indicative of said tire pressure broadcasted via a radio frequency wireless transmission from each of said tire sensors to a controller located within the interior cabin of the vehicle;

    said controller processing said signals and applying a triangulation technique to determine at which of the front driver-side wheel location, front passenger-side wheel location, rear driver-side wheel location and rear passenger-side wheel location are located the four tires transmitting signals to the controller; and

    a display visible to the driver of the vehicle indicating the tire pressure condition at any one, at several or at all of said wheel locations.

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