Fuzzy control system for automatic transmission
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United States of America Patent
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-
Jun 27, 1989
Grant Date -
N/A
app pub date -
Mar 30, 1988
filing date -
Mar 31, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shift control system for an automatic transmission includes a sensing section for sensing various vehicle conditions, such as vehicle speed, acceleration, throttle opening, time rate of change of the throttle opening, and a vehicle running resistance, and fuzzy control section for determining a desired gear ratio by fuzzy inference using predetermined membership functions of the vehicle conditions.
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