发明名称 Duty cycle corrector of delay locked loop
摘要 Provided is a digital duty cycle corrector capable of generating a clock signal with the rate of duty 50:50, by means of three or more duty cycle correction circuits assigning different weight values to first and second clock signals that are different in duty cycle each other in order to reduce a phase difference between the first and second clock signals, and one or more duty cycle correction circuits assigning the same weight value to the first and second clock signals in order to eliminate a phase difference between the first and second clock signals.
申请公布号 US7391248(B2) 申请公布日期 2008.06.24
申请号 US20050160330 申请日期 2005.06.20
申请人 HYNIX SEMICONDUCTOR INC. 发明人 KOO CHEUL HEE
分类号 H03K7/08 主分类号 H03K7/08
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