发明名称 PLL frequency generator
摘要 <p>The generator (20) has a voltage-controlled oscillator (24) for generating an output signal, and a control unit (27) connected with a switchable delay unit (26). The control unit has a sigma-delta-modulator (28) and is designed to determine control words depending on a signal that is provided by the sigma-delta-modulator. The modulator has an accumulator receiving an input signal of the modulator and for providing the accumulated value in the accumulated signal. The control unit is designed to determine the control words depending on the accumulated signal.</p>
申请公布号 EP1798859(A1) 申请公布日期 2007.06.20
申请号 EP20060025399 申请日期 2006.12.08
申请人 ATMEL GERMANY GMBH 发明人 BEYER, SASCHA;JAEHNE, ROLF
分类号 H03L7/197;H03L7/081 主分类号 H03L7/197
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