- 专利标题: Method and system for adjusting a frequency range of a delay cell of a VCO
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申请号: US10644374申请日: 2003-08-20
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公开(公告)号: US20050040898A1公开(公告)日: 2005-02-24
- 发明人: Stacy Garvin
- 申请人: Stacy Garvin
- 申请人地址: US NY Armonk
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: US NY Armonk
- 主分类号: H03K3/03
- IPC分类号: H03K3/03 ; H03K3/356 ; H03K5/00 ; H03L7/00
摘要:
The present invention describes aspects of adjusting a frequency range of a delay cell of a VCO. The aspects include providing a CMOS latch of predetermined gain, and altering transconductance in the CMOS latch to alter a frequency range of the CMOS latch without altering the predetermined gain. The alteration of transconductance includes coupling at least one pair of series connected transistors in parallel with each switching device of the CMOS latch.
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