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Performance of off-chip connection for power amplifier

  • US 8,963,642 B2
  • Filed: 06/13/2011
  • Issued: 02/24/2015
  • Est. Priority Date: 06/11/2010
  • Status: Active Grant
First Claim
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1. An amplifier arrangement provided on an integrated circuit comprising:

  • a main push-pull amplifier connected to receive an input signal and generate an amplified version of the input signal; and

    an additional amplifier connected to receive the input signal and generate an amplified version thereof; and

    wherein the outputs of the main amplifier and the additional amplifier are combined to provide an amplified output; and

    wherein during operation when the bandwidth of the main amplifier is reduced, the bandwidth of the additional amplifier is maintained at a level corresponding to the bandwidth of the main amplifier before the bandwidth of the main amplifier was reduced.

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