发明授权
US07899147B2 Counter/divider, and phase locked loop including such counter/divider
有权
计数器/分频器和锁相环包括这样的计数器/分频器
- 专利标题: Counter/divider, and phase locked loop including such counter/divider
- 专利标题(中): 计数器/分频器和锁相环包括这样的计数器/分频器
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申请号: US12436766申请日: 2009-05-06
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公开(公告)号: US07899147B2公开(公告)日: 2011-03-01
- 发明人: Christophe C. Beghein
- 申请人: Christophe C. Beghein
- 申请人地址: SG Singapore
- 专利权人: MediaTek Singapore Pte. Ltd.
- 当前专利权人: MediaTek Singapore Pte. Ltd.
- 当前专利权人地址: SG Singapore
- 代理商 Winston Hsu; Scott Margo
- 主分类号: H03K21/00
- IPC分类号: H03K21/00
摘要:
A counter/divider where the counter/divider comprises a: a pre-scaler operable in a first mode to divide an input signal by M and in a second mode to divide the input signal by N, where N is greater than M; a first programmable counter, and a second programmable counter; and where the first and second programmable counters are responsive to an output of the pre-scaler and an output of the first counter controls whether the pre-scaler operates in the first mode or the second mode, wherein the first counter is operable to count to greater than one.
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