The present invention provides an improved Doherty power amplifier capable of achieving a further miniaturization and integration while maintaining an advantage in {HEAD ~ terms} of efficiency and linearity of {TAIL ~ a Doherty power amplifier} by employing an improved output and input matching method, and capable of operating more similar to the ideal operation of a Doherty power amplifier by applying an improved input power division method thereto 
The present invention provides an improved Doherty power amplifier capable of achieving a further miniaturization and integration while maintaining an advantage in { HEAD ~ terms } of efficiency and linearity of { TAIL ~ a Doherty power amplifier } by employing an improved output and input matching method , and capable of operating more similar to the ideal operation of a Doherty power amplifier by applying an improved input power division method thereto
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