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Method and apparatus for intelligent dynamic frequency reuse

  • US 6,546,254 B2
  • Filed: 02/06/2001
  • Issued: 04/08/2003
  • Est. Priority Date: 02/06/2001
  • Status: Expired due to Fees
First Claim
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1. In a cellular telephone system including a plurality of fixed stations for transmitting and receiving radio signals from a plurality of mobile cellular phone system users, a method of transmitting signals comprising:

  • transmitting a first signal on a selected frequency with a first one of the plurality of fixed stations, the signal being directed to a first one of the plurality of mobile cellular phone users;

    receiving a second signal for transmission to a second one of the plurality of mobile cellular phone system users at a second one of the fixed stations, transmissions from the second fixed station on the selected frequency being capable of interfering with reception of transmissions from the first fixed station by the first one of the plurality of mobile cellular phone users;

    determining whether a physical obstruction would prevent transmission of the second signal on the selected frequency from the second fixed location from interfering with reception of the first signal by the first one of the plurality of mobile cellular phone users; and

    transmitting the second signal from the second one of the fixed stations on the selected frequency when the transmission will not interfere with simultaneous reception of the first signal by the first one of the plurality of mobile cellular phone users.

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