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公开(公告)号：US20230209663A1
公开(公告)日：2023-06-29
申请号：US18113824
申请日：2023-02-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Namju PARK , Taeho LEE , Yongwook KIM , Jungsuk CHU , Dongoh KANG
CPC classification number: H05B6/062 , H05B6/1245 , H05B1/0266 , H05B1/0202 , H02J50/10 , H02M7/05
Abstract: A cooking device that includes a controller configured to, after being activated, control an operation of the cooking device; a communication unit configured to, after being activated, transmit data to a wireless power transmission device; a pickup coil configured to wirelessly receive power from a transmitting coil of the wireless power transmission device; a rectification unit configured to rectify the an alternating current (AC) of the pickup coil corresponding to the power received by the pickup coil, to produce a direct current (DC); a first capacitor configured to be charged in accordance with the DC current produced by the rectification unit to activate the communication unit; and a second capacitor, having a capacitance greater than a capacitance of the first capacitor, configured to be charged in accordance with the DC current produced by the rectification unit to activate the controller, so that the communication unit is activated before the controller.
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2.发明公开公开(公告)号：US20230402883A1
公开(公告)日：2023-12-14
申请号：US18457014
申请日：2023-08-28
Applicant: Samsung Electronics Co., Ltd.
Inventor： Namju PARK , Jaejin KIM , Teaho LEE , Dongoh KANG , Jungsuk CHU
CPC classification number: H02J50/80 , H02J50/12 , H02J50/402
Abstract: An example wireless power transmission apparatus includes a plate; a first communication module configured to perform wireless communication with an electronic device positioned on the plate; a power transmitting coil configured to transmit wireless power to the electronic device; a driving circuit configured to apply a current to the power transmitting coil; and a processor electrically connected to the first communication module, and the driving circuit. The processor is configured to control the driving circuit to periodically transmit the wireless power through the power transmitting coil, control the first communication module to acquire control information stored in a second communication module of the electronic device for a first time period during which transmission of the wireless power is stopped, and control the driving circuit to adjust the wireless power based on the control information.
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公开(公告)号：US20220329112A1
公开(公告)日：2022-10-13
申请号：US17697349
申请日：2022-03-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Dongoh KANG , Jungsuk CHU , Sooam KIM , Jaejin KIM , Namju PARK
Abstract: A wireless power transmission apparatus includes: a housing; a plate coupled with an upper portion of the housing; a power transmitting coil positioned inside the housing and configured to transmit wireless power to an electronic device put on the plate; a printed circuit board positioned between the plate and the power transmitting coil, and comprising at least one layer in which an antenna and a plurality of Foreign Object Detection (FOD) coils are formed; a processor electrically connected to the power transmitting coil and the printed circuit board; and a switch device configured to perform switching to a connection between the antenna and the processor or a connection between the plurality of FOD coils and the processor.
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公开(公告)号：US20250089133A1
公开(公告)日：2025-03-13
申请号：US18962505
申请日：2024-11-27
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hyunjoon CHOO , Heejun KANG , Dongwook KIM , Jaehee SHIN , Dongoh KANG , Yongwook KIM , Jaejin KIM , Kanghoon KIM , Sojeong YU , Jonghun HA
Abstract: A method, performed by a wireless power transmission apparatus, of performing a cooking operation, includes: detecting a cooking appliance, establishing a communication connection with the detected cooking appliance, obtaining operation history information corresponding to the cooking appliance, and transmitting power to the cooking appliance based on the operation history information.
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公开(公告)号：US20230142856A1
公开(公告)日：2023-05-11
申请号：US17984321
申请日：2022-11-10
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jiwoong CHOI , Dongoh KANG , Hongjoo KANG , Heejun KANG , Byungduck SEO , Jonghun HA
CPC classification number: H05B6/1236 , H02J50/402 , H02J50/10 , H02J50/90 , H02J50/80 , H05B6/1272 , H05B1/0266 , H02J13/00001 , H05B2213/06 , H02J2310/14
Abstract: A wireless power transmission apparatus including a plurality of cooking zones, a communication interface to communicate with a cooking appliance, an output interface, a wireless power transmitter comprising a plurality of working coils corresponding to the plurality of cooking zones, and an inverter circuit, and at least one processor configured to: control, upon detecting a first wireless communication signal transmitted from the cooking appliance, the inverter circuit to drive the plurality of working coils to generate a magnetic field according to a plurality of power transmission patterns; receive a second wireless communication signal from the cooking appliance, including information regarding the cooking zone detected at a location of the cooking appliance; and based on the second wireless communication signal, output, through the output interface, the information regarding the cooking zone in which the cooking appliance is located.
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Patent Agency Ranking
公开(公告)号：US20230025123A1
公开(公告)日：2023-01-26
申请号：US17868327
申请日：2022-07-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyunjoon CHOO , Dongoh KANG , Heejun KANG , Kwangyoun KIM
Abstract: A heating device and an operating method of the heating device. The heating device includes: a communication interface configured to obtain identification information of a cooking device located on a top plate; a wireless power transmitter including a working coil arranged to form a magnetic field; and at least one processor, wherein the at least one processor is configured to identify a temperature control mode of the cooking device corresponding to the identification information of the cooking device, when a rotation input of rotating the cooking device is detected, obtain a target heating temperature corresponding to the cooking device based on a rotation displacement according to the rotation input and the temperature control mode of the cooking device, and control power transmission by the wireless power transmitter such that a temperature of a content of the cooking device reaches the target heating temperature.
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公开(公告)号：US20190394837A1
公开(公告)日：2019-12-26
申请号：US16450318
申请日：2019-06-24
Applicant: Samsung Electronics Co., Ltd.
Inventor： Changsun YUN , Hongjoo KANG , Dongoh KANG
Abstract: A cooking apparatus is provided. The cooking apparatus acquires input of a plurality of power supplies of different phases. The cooking apparatus includes a plurality of heating coils including a first heating coil and a second heating coil, a plurality of inverters including a first inverter and a second inverter, and a switching circuit configured to selectively provide power from among a first power or a second power supply to at least one of the first inverter or the second inverter.
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8.发明公开公开(公告)号：US20240186828A1
公开(公告)日：2024-06-06
申请号：US18438761
申请日：2024-02-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jungsuk CHU , Taeho LEE , Dongoh KANG , Kanghoon KIM , Yongwook KIM , Namju PARK
CPC classification number: H02J50/12 , H02M1/0009 , H02M1/0058 , H02J2310/14
Abstract: A wireless power-driven household device for controlling an amount of power to be supplied to a load includes a wireless power transmitter configured to wirelessly transmit power via a transmitting coil, a receiving coil configured to wirelessly receive power from the transmitting coil of the wireless power transmitter, a rectifier configured to rectify an alternating current (AC) voltage received wirelessly, a direct current (DC) link configured to receive a DC voltage that is an output of the rectifier, a current sensor configured to sense current supplied from the DC link to the load, a switch provided between the rectifier and the DC link to adjust an amount of power to be supplied to the load based on the current supplied to the load and sensed by the current sensor, and a controller configured to control an on/off state of the switch.
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公开(公告)号：US20240171016A1
公开(公告)日：2024-05-23
申请号：US18390674
申请日：2023-12-20
Applicant: Samsung Electronics Co., Ltd.
Inventor： Heejun KANG , Kanghoon KIM , Dongoh KANG , Yongwook KIM , Hana CHOI
CPC classification number: H02J50/80 , A47J27/21041 , A47J27/21058 , A47J27/21166 , A47J36/321 , H02J50/12 , H05B6/1218 , H05B6/1236 , A47J2202/00 , H05B2213/06
Abstract: A wireless power transmission device and a control method thereof are provided. The wireless power transmission device includes a wireless power transmitter, a communication interface, a sensing coil, a light source driver, a light source, and at least one processor. The at least one processor is configured to control the wireless power transmitter to transmit first power supplied by the working coil to the cooking appliance, control the light source driver to measure second power induced in the sensing coil when the first power is transmitted, and control the light source driver to set at least one of a light emission intensity of the light source, a light emission color of the light source, or a light emission form of the light source, based on the amount of the second power.
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公开(公告)号：US20210068208A1
公开(公告)日：2021-03-04
申请号：US17010741
申请日：2020-09-02
Inventor： Dongoh KANG , Sangmin PARK , Byoungkuk LEE , Hyomin AHN , Eunsu JANG , Changsun YUN , Taeho LEE
Abstract: A cooking apparatus and a method for controlling the same. The cooking apparatus may include a heating coil operable by an induction heating method, an inverter configured to provide a driving power to the heating coil, a sensing coil positioned at an upper portion or a lower portion of the heating coil, a sensing circuit configured to provide a test power to an end of the sensing coil and sense a magnitude of power that is output at other end of the sensing coil, and a processor configured to identify whether an object to be heated is disposed at an upper portion of the sensing coil based on the magnitude of power sensed by the sensing circuit, and based on the disposition of the object to be heated being identified, control the inverter to apply the driving power to the heating coil.
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