×

Radio signal strength mapping through a telematics system

  • US 7,373,152 B2
  • Filed: 11/13/2002
  • Issued: 05/13/2008
  • Est. Priority Date: 11/13/2002
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of determining a radio-frequency signal strength at a mobile vehicle, comprising:

  • receiving, at an in-vehicle telematics unit, a signal strength measurement request from a call center for a selected radio broadcast frequency;

    measuring a signal strength of the selected radio broadcast frequency at the mobile vehicle, wherein measuring the signal strength includes sending a signal strength measurement command message through a vehicle communication bus to a radio receiver in the mobile vehicle, and receiving the measured signal strength at the in-vehicle telematics unit; and

    sending the measured signal strength to the call center.

View all claims
  • 14 Assignments
Timeline View
Assignment View
    ×
    ×