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公开(公告)号:US20210058016A1
公开(公告)日:2021-02-25
申请号:US16903807
申请日:2020-06-17
Applicant: LG ELECTRONICS INC.
Inventor: Jae Jun YOU , Hansu JUNG , Jaemin KIM
Abstract: A method and an apparatus may detect a rotor magnetic pole of a single-phase BLDC motor. The method and apparatus may quickly and precisely initially drive the single-phase BLDC motor by detecting a position of a magnetic pole of a rotor adjacent to a stator by applying a high frequency voltage to the single-phase BLDC motor and analyzing a magnitude of a flowing current.