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Method for producing transmission frequency

  • US 6,647,247 B2
  • Filed: 12/04/1995
  • Issued: 11/11/2003
  • Est. Priority Date: 12/15/1994
  • Status: Expired due to Term
First Claim
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1. A method for producing a transmission frequency and reception local frequency for a radio telephone by means of one frequency synthesizer, in which method modulation is implemented at said transmission frequency and a received signal is mixed down with a local frequency, said method comprising:

  • producing for a given radio telephone system an output frequency of the frequency synthesizer, dividing said output frequency by a divisor substantially equal to number N for producing said transmission frequency, and dividing said output frequency by a divisor substantially equal to the same number N for producing said reception local frequency.

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