Applications of universal frequency translation

  • US 8,160,534 B2
  • Filed: 09/14/2010
  • Issued: 04/17/2012
  • Est. Priority Date: 10/21/1998
  • Status: Expired due to Fees
First Claim
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1. A method for communication in a telephone, comprising:

  • receiving by said telephone an input signal from a communication medium;

    selectively coupling the input signal to an output signal node via a switch;

    down-converting the input signal at the output signal node using a capacitor coupled to the output signal node; and

    coupling the capacitor between the output signal node and an electrical ground.

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