发明名称 A simplified digital fir filter for direct sequence spread spectrum communication systems
摘要 A spread spectrum modulated signal generator is disclosed that reduces the storage requirement for storing values representing filter responses of input signal samples in a digital filter by taking advantage of time-reversal symmetry of the responses. Moreover, the disclosed signal generator supports up-ramping and down-ramping for smooth transmission of spread spectrum modulated signals.
申请公布号 AU7708400(A) 申请公布日期 2001.05.10
申请号 AU20000077084 申请日期 2000.09.22
申请人 ERICSSON INC. 发明人 PAUL W. DENT;DAVID BARROW
分类号 H04L27/00;H03H17/06 主分类号 H04L27/00
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