发明名称 Integrated frequency translation and selectivity
摘要 Methods and apparatuses for frequency selectivity and frequency translation, and applications for such methods and apparatuses, are described herein. The method includes steps of filtering an input signal, and down-converting the filtered input signal. The filtering and the down-conversion operations are performed in an integrated, unified manner. The apparatus described herein can be implemented as an integrated circuit (IC).
申请公布号 US6421534(B1) 申请公布日期 2002.07.16
申请号 US19990376537 申请日期 1999.08.18
申请人 PARKERVISION, INC. 发明人 COOK ROBERT W.;BULTMAN MICHAEL J.;LOOKE RICHARD C.;MOSES, JR. CHARLEY D.;SORRELLS DAVID F.
分类号 H03D7/00;H04B7/12;(IPC1-7):H04B1/26 主分类号 H03D7/00
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