Wireless sensing and communication system of roadways

  • US 6,758,089 B2
  • Filed: 07/08/2002
  • Issued: 07/06/2004
  • Est. Priority Date: 07/09/2001
  • Status: Expired due to Fees
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First Claim
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1. A driving condition monitoring system for a vehicle on a roadway, comprising:

  • stationary mounting structures arranged proximate the roadway;

    sensors located in said mounting structures in a vicinity of the roadway and apart from the roadway, said sensors being structured and arranged to generate and wirelessly transmit information about the roadway, travel conditions relating to the roadway or external objects on or in the vicinity of the roadway in response to an activation signal; and

    at least one interrogator arranged on the vehicle to wirelessly transmit the activation signal to said sensors to cause said sensors to wirelessly transmit information generated by said sensors and to receive the information generated by said sensors.

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