发明授权
- 专利标题: Techniques for phase adjustment
- 专利标题(中): 相位调整技术
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申请号: US13420349申请日: 2012-03-14
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公开(公告)号: US08384460B1公开(公告)日: 2013-02-26
- 发明人: Chiakang Sung , John Henry Bui , Khai Nguyen , Bonnie I. Wang , Xiaobao Wang
- 申请人: Chiakang Sung , John Henry Bui , Khai Nguyen , Bonnie I. Wang , Xiaobao Wang
- 申请人地址: US CA San Jose
- 专利权人: Altera Corporation
- 当前专利权人: Altera Corporation
- 当前专利权人地址: US CA San Jose
- 代理商 Steven J. Cahill
- 主分类号: H03H11/16
- IPC分类号: H03H11/16
摘要:
An adjustable delay circuit includes first and second transistors each having a control input coupled to an input node of the adjustable delay circuit and an output coupled to an output node of the adjustable delay circuit. The adjustable delay circuit includes a first pass gate coupled between first and second capacitors and the output node of the adjustable delay circuit. The first and the second capacitors are coupled between a node at a high voltage and a node at a low voltage. The first pass gate is operable to be controlled by a first delay control signal.
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