Binary code randomizing system
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United States of America Patent
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May 5, 1981
Grant Date -
N/A
app pub date -
Jan 4, 1950
filing date -
Jan 4, 1950
priority date (Note) -
Expired
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Abstract
1. In a secret communication system including a source of an intelligence signal wave, means for periodically sampling said signal wave at predetermined intervals, and means for developing from the samples thus obtained a first pulse train comprising groups each having n binary digits: means for developing a second pulse train comprising groups of n binary digits, (n-1) of said binary digits corresponding respectively with a selected binary digit in each of the preceding (n-1) groups of said first pulse train; means for combining said first and second pulse trains to develop a third pulse train; and means for utilizing said third pulse train.
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