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System and method of linearizing the gain error of a power amplifier

  • US 6,232,835 B1
  • Filed: 02/12/1999
  • Issued: 05/15/2001
  • Est. Priority Date: 02/13/1998
  • Status: Expired due to Term
First Claim
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1. A method of linearizing the vector gain of a power amplifier comprising:

  • a. generating a directional derivative signal representing a phase-amplitude space directional derivative of an error signal of the power amplifier; and

    b. modulating the gain of the power amplifier in response to the directional derivative signal.

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