Programmable logic device having a reduced switching matrix
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United States of America Patent
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-
Oct 6, 1992
Grant Date -
N/A
app pub date -
Apr 8, 1991
filing date -
Apr 11, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A programmable wiring is provided for connecting wiring elements in a channel region with each other in a programmable manner, the programmable wiring including programmable switches of the number less than the number of all combinations in the direction of connection in a switching matrix for connecting the wiring elements in accordance with a program. The number of programmable switches for connecting the respective wiring elements with each other in a straight direction is less than the number of programmable switches for connecting the respective wiring elements in a turn direction, a ratio of both numbers being preferably selected to be 0.2:1 to 0.5:1.
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