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Switched-mode power amplifier integrally performing power combining

  • US 6,603,352 B2
  • Filed: 12/03/2001
  • Issued: 08/05/2003
  • Est. Priority Date: 12/03/2001
  • Status: Expired due to Term
First Claim
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1. A switched-mode power amplifier configured for integrally amplifying and summing a plurality of signals input thereto, said amplifier comprising an input component for each of said plurality of input signals, an output resonator component and a transformer component there between comprising a plurality of series-coupled input windings and an output winding, each said input component comprising one of said input windings and a plurality of active devices wherein said active devices are configured to be alternately switched by said input signal to present an amplified signal corresponding to said input signal at said input winding and a low impedance, wherein said output winding presents a summation signal corresponding to a summation of said amplified signals.

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