DEVICE, METHOD AND COMPUTER PROGRAM PRODUCT FOR AMPLIFICATION OF AN INPUT SIGNAL
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United States of America
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Issued Date -
Apr 28, 2022
app pub date -
Feb 14, 2020
filing date -
Feb 14, 2020
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Abstract
A device for amplification of an input signal, the device comprising: amplification circuitry comprising a plurality of switchable transistors; a variable voltage input connected to the amplification circuitry; and controller circuitry; wherein the controller circuitry is configured to: set a target output power level of the device; and control at least one of: a state of connection between the plurality of switchable transistors to change an effective physical dimension of the amplification circuitry; or a level of the variable voltage input; in accordance with a load impedance of an output of the amplification circuitry, to amplify the input signal to the target output power level for that load impedance.
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