Data communication system
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United States of America Patent
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-
Dec 7, 1993
Grant Date -
N/A
app pub date -
Dec 29, 1989
filing date -
Dec 29, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a data communication system, apparatus provides a clock signal having a frequency of twice the frequency of a first clock signal. A time delay circuit delays the first clock signal by a time delay to provide a delayed first clock signal. An exclusive OR circuit is coupled to the first clock signal and the delayed first clock signal. The output of the exclusive OR is a second clock signal having a frequency twice the frequency of the first clock signal.
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