发明授权
US6097560A Reproducing apparatus having clock generator controlled by detected
phase-difference and tendency of phase-difference
失效
具有通过检测到的相位差和相位差倾向控制的时钟发生器的再现装置
- 专利标题: Reproducing apparatus having clock generator controlled by detected phase-difference and tendency of phase-difference
- 专利标题(中): 具有通过检测到的相位差和相位差倾向控制的时钟发生器的再现装置
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申请号: US512801申请日: 1995-08-09
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公开(公告)号: US6097560A公开(公告)日: 2000-08-01
- 发明人: Yasuyuki Tanaka , Shinichi Yamashita
- 申请人: Yasuyuki Tanaka , Shinichi Yamashita
- 申请人地址: JPX Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX6-200571 19940825
- 主分类号: G11B5/008
- IPC分类号: G11B5/008 ; G11B5/09 ; G11B20/10 ; G11B20/14 ; H03L7/06 ; H03L7/093 ; H03L7/113
摘要:
An apparatus for generating a clock signal phase-synchronized with an input signal includes phase-difference detecting circuitry for detecting a phase difference between an input signal and a clock signal phase-synchronized with the input signal, detecting circuitry for detecting a tendency of an output of the phase-difference detecting circuitry and outputting a signal indicative of the tendency, and adder for adding together an output of the detecting means and the output of the phase-difference detecting circuitry, and an oscillator for receiving an output of the adder and outputting as the clock signal a signal having a frequency corresponding to the output of the adder.
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