Variable frequency divider
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United States of America Patent
Stats
-
Aug 12, 1986
Grant Date -
N/A
app pub date -
Mar 23, 1984
filing date -
Mar 31, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A variable frequency divider which includes a feedback shift register having a feedback gate of NOR type, a delay shift register for delaying output data from the feedback shift register by one clock, a control shift register having a control gate of AND type, a feedback circuit for feeding output data from the delay shift register and from the control shift register back to the feedback gate, and an expander which receives output data from the feedback shift register and produces a control signal according to said frequency dividing input and a frequency division ratio instruction signal. The control gate receives output data from the delay shift register and the control signal.
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