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公开(公告)号：US11949329B2
公开(公告)日：2024-04-02
申请号：US17261739
申请日：2019-06-07
发明人： Changsun Yun , Hyunkwan Lee
CPC分类号： H02M1/44 , H02M1/0064 , H05B6/062 , H05B6/1272
摘要： Disclosed is an induction heating cooking apparatus. The induction heating cooking apparatus includes a countertop having plurality of cooking areas in which each cooking container can be seated, a plurality of coils provided under the countertop, a main substrate, and an auxiliary substrate separated from the main substrate. The main substrate is provided with a plurality of inverters each connected to a plurality of coils, a noise filter providing a plurality of inverters with a voltage from which noise from an external power supply is removed, and a plug connectable to the external power supply. The auxiliary substrate is provided with an input terminal to which the power line from the plug is connected, an output terminal to which the power line facing the noise filter is connected, and a discharge circuit part connected to the noise filter.
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公开(公告)号：US12096539B2
公开(公告)日：2024-09-17
申请号：US17284705
申请日：2019-10-08
发明人： Jiwoong Choi , Namju Park , Changsun Yun , Hyunkwan Lee
CPC分类号： H05B6/065 , H02M7/493 , H02M7/5387 , H05B6/04 , H05B6/1272 , H02M1/0009 , H02M1/0043
摘要： A control method for a cooking apparatus is disclosed. The disclosed control method for the cooking apparatus comprises the steps of: receiving an input of an output level for a heating coil; determining a plurality of driving frequencies for a driving power on the basis of the output level; generating a driving power alternately having the plurality of determined driving frequencies; and providing the generated driving power to the heating coil.
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