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Communications based adjustments of an offset capacitive voltage

  • US 9,929,696 B2
  • Filed: 01/24/2014
  • Issued: 03/27/2018
  • Est. Priority Date: 01/24/2013
  • Status: Active Grant
First Claim
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1. Power supply circuitry comprising:

  • a parallel amplifier having a parallel amplifier output coupled to an envelope tracking power supply output via an offset capacitive element, which is configured to have an offset capacitive voltage; and

    an offset capacitance voltage control loop configured to regulate the offset capacitive voltage, which is adjustable on a communications slot-to-communications slot basis.

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