Invention Grant
US3664116A Digital clock controlled by voltage level of clock reference signal
失效
数字时钟由电压电平控制的时钟参考信号
- Patent Title: Digital clock controlled by voltage level of clock reference signal
- Patent Title (中): 数字时钟由电压电平控制的时钟参考信号
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Application No.: US3664116DApplication Date: 1970-04-06
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Publication No.: US3664116APublication Date: 1972-05-23
- Inventor: EMERSON PAUL GENE , THAMHAIN HANS JURGEN , MCINTOSH BRUCE CROMWELL
- Applicant: GEN ELECTRIC
- Assignee: General Electric Co
- Current Assignee: General Electric Co
- Priority: US2593070 1970-04-06
- Main IPC: G04G5/02
- IPC: G04G5/02 ; G04G9/10 ; G04G13/02 ; G04G19/06 ; G04C3/00 ; G04B19/30 ; G04C21/04
Abstract:
A digital clock circuit particularly suited for monolithic integration wherein the counting rate of the clock is variable from a normal to a faster rate in response to the level of a 60 Hz voltage derived from the power line and applied to a single input terminal as a clock reference signal.
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