Binary subtraction device
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United States of America Patent
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Jul 21, 1998
Issued Date -
N/A
app pub date -
Nov 18, 1996
filing date -
Dec 26, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
For arithmetically combining the values of two numbers, for example adding and subtracting, comprising a data deletion system for deleting values from input data and outputting the result. The system has a deletion number detection apparatus for finding a value on the basis of input data and output data, wherein an output data number setting device sets the bits of an output data number to be all '1' in logical value prior to sending that number to a down counter which subtracts the output number from the input number for the result.
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