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System for improving the quality of a received radio signal

  • US 6,034,987 A
  • Filed: 12/17/1996
  • Issued: 03/07/2000
  • Est. Priority Date: 12/17/1996
  • Status: Expired due to Term
First Claim
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1. A method of enabling frequency hopping between a signal of a first frequency and a signal of a second frequency, which method comprises:

  • transmitting the signal from a first transmitting antenna;

    transmitting the same signal from a second transmitting antenna after delaying the signal by a preselected time period;

    processing in a receiver the received signals from the first and second transmitting antennas;

    hopping the frequency of transmission from the first frequency to the second frequency; and

    changing the time period of the delay at baseband as a function of the frequency of the signal to be transmitted.

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