Patent ID: 8164384
Filing Date: 2012-04-24
Classification: H03F

Abstract:
1. A radio frequency (RF) circuit comprising: a plurality of RF amplifiers, each of the plurality of RF amplifiers having an RF output and a power supply input; voltage providing means for providing a plurality of voltages; means for coupling selected ones of the plurality of voltages provided by said voltage providing means to respective ones of the power supply inputs of the plurality of RF amplifiers, at least two of the outputted voltages capable of being different ones of the plurality of voltages; and means for combining, having a plurality of input ports with each of the plurality of input ports coupled to a respective one of the output ports of said plurality of RF amplifiers, said means for combining configured to receive RF input signals from each of the plurality of RF amplifiers and for combining RF input signals provided thereto and for providing an RF output signal at an output thereof.