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发明名称
フィルター回路、F級電力増幅器、逆F級電力増幅器
摘要
本発明は、所定の周波数帯域の入力信号をフィルタリングするフィルター回路であって、前記所定の周波数帯域の上限周波数の4分の1波長の長さの1/4波長オープンスタブと、前記1/4波長オープンスタブの入力端子に接続され、負の群遅延特性を有する第1の位相調整部と、を備える。
申请公布号
JPWO2013157298(A1)
申请公布日期
2015.12.21
申请号
JP20140511130
申请日期
2013.02.22
申请人
日本電気株式会社
发明人
元井 桂一
分类号
H01P1/203;H03F3/60
主分类号
H01P1/203
代理机构
代理人
主权项
地址
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