AMPLIFICATION DEVICE, MULTI-STAGE AMPLIFICATION DEVICE, AMPLIFICATION METHOD, AND AMPLIFICATION PROGRAM

To provide a power amplification device and the like, capable of reducing power loss in a multi-stage synthesis using a general power synthesizer.SOLUTION: An amplification device includes a plurality of amplification units, a synthesis unit, and an adjustment unit. Each of the amplification units i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ASAO HIROYUKI, OGAWA SATOSHI, IZUMIKURA KENJI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a power amplification device and the like, capable of reducing power loss in a multi-stage synthesis using a general power synthesizer.SOLUTION: An amplification device includes a plurality of amplification units, a synthesis unit, and an adjustment unit. Each of the amplification units includes a power amplification unit for outputting an output signal obtained by amplifying the power of an input signal by a control signal from the adjustment unit and an amplitude adjustment unit for adjusting an output signal amplitude of the output signal by the control signal. The synthesis unit outputs an integrated signal obtained by integrating the output signals from the amplification units. The adjusting unit sends the control signal for bringing the output signal amplitudes of the output signals from the amplification unit closer to each other to each of the amplification units.SELECTED DRAWING: Figure 1 【課題】一般的な電力合成器を用いた多段合成において電力損失の低減が可能な電力増幅装置等の提供。【解決手段】増幅装置は、複数の増幅部と合成部と調整部とを備え、前記増幅部の各々は、前記調整部からの制御信号により入力信号の電力を増幅した出力信号を出力する電力増幅部と、前記制御信号により前記出力信号の出力信号振幅を調整する振幅調整部と、を備え、前記合成部は前記増幅部からの前記出力信号を合成した合成信号を出力し、前記調整部は、前記増幅部からの前記出力信号の前記出力信号振幅を互いに近づける前記制御信号を前記増幅部の各々に送付する。【選択図】 図1