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公开(公告)号：US12120800B2
公开(公告)日：2024-10-15
申请号：US17271112
申请日：2019-08-30
Applicant: LG ELECTRONICS INC.
Inventor： Wongyu Park , Gwang Rok Kim , Bada Yoon , John Kang
CPC classification number: H05B6/065 , H02M3/158 , H05B6/04 , H05B6/1272
Abstract: A method for controlling an induction heating device according to an embodiment of the present disclosure includes driving a first working coil at a first target frequency, receiving a driving command for a second working coil, stopping the driving of the first working coil and driving the second working coil at a preset first adjustment frequency, and determining a second target frequency of the second working coil corresponding to the driving command for the second working coil.
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公开(公告)号：US20220386806A1
公开(公告)日：2022-12-08
申请号：US17770198
申请日：2020-09-29
Applicant: LG ELECTRONICS INC.
Inventor： Gwang Rok Kim
Abstract: A small home appliance includes a coil for power reception and communication, a communication unit which performs wireless communication with a wireless power transmission device by using the coil, and a controller which receives wireless power from the wireless power transmission device by the coil, receives a zero crossing interrupt signal from the wireless power transmission device, and determines a communication period of the communication unit according to the zero crossing interrupt signal.
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公开(公告)号：US12144086B2
公开(公告)日：2024-11-12
申请号：US17271823
申请日：2019-08-30
Applicant: LG ELECTRONICS INC.
Inventor： Bada Yoon , Gwang Rok Kim , Wongyu Park
IPC: H05B6/06
Abstract: According to an embodiment, a method of controlling an induction heating device comprises determining a first target frequency of a first working coil corresponding to a driving command for the first working coil, determining a second target frequency of a second working coil corresponding to a driving command for the second working coil, determining a final driving frequency of the first working coil and a final driving frequency of the second working coil based on the first target frequency and the second target frequency, determining output control methods of the first working coil and the second working coil based on the first target frequency, the second target frequency, the final driving frequency of the first working coil, and the final driving frequency of the second working coil, and driving the first working coil and the second working coil at the final driving frequencies according to the output control methods.
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公开(公告)号：US12177953B2
公开(公告)日：2024-12-24
申请号：US17271159
申请日：2019-08-30
Applicant: LG ELECTRONICS INC.
Inventor： Wongyu Park , Gwang Rok Kim , Bada Yoon
Abstract: The method for controlling an induction heating device according to the present disclosure may include receiving a driving command for a second working coil when a first working coil is being driven at a first target frequency, stopping driving of the first working coil and driving the second working coil at a preset first adjustment frequency, determining a second target frequency of the second working coil corresponding to the driving command for the second working coil, determining a final driving frequency of the first working coil and a final driving frequency of the second working coil based on the first target frequency and the second target frequency, respectively, driving the first working coil and the second working coil simultaneously at a second adjustment frequency, and adjusting a driving frequency of the first working coil and a driving frequency of the second working coil to the final driving frequency, respectively.
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