Position sensorless motor control system using single current sensor and motor control method of the same
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United States of America Patent
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Jul 11, 2023
Grant Date -
Nov 18, 2021
app pub date -
May 10, 2021
filing date -
May 11, 2020
priority date (Note) -
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Abstract
A motor control system includes a reference current generator that generates a reference current based on a command, a motor voltage providing device that generates a phase voltage based on the reference current, a high frequency voltage, and a feedback current and provides a motor with the phase voltage, and a high frequency voltage generator that generates the high frequency voltage corresponding to a magnitude of voltage generated based on the reference current and the feedback current.
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