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1. 发明申请

US20160381738A1 INDUCTION HEAT COOKING APPARATUS AND METHOD FOR DRIVING THE SAME 审中-公开
标题翻译：感应加热烹调装置及其驱动方法
公开(公告)号：US20160381738A1
公开(公告)日：2016-12-29
申请号：US15189375
申请日：2016-06-22
申请人： LG ELECTRONICS INC.
发明人： Hyunwook MOON , Byungkyu PARK , Seungbok OK
IPC分类号： H05B6/12 , H05B6/06
CPC分类号： H05B6/1263 , H05B6/065 , H05B2206/022
摘要： An electronic induction heat cooking apparatus is provided. The electronic induction heat cooking apparatus includes a rectifier for rectifying an input voltage and outputting a direct current (DC) voltage, a plurality of switching elements for switching the DC voltage output through the rectifier, a cooling fan for cooling the plurality of switching elements, a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements, and a controller for controlling the plurality of switching elements according to a plurality of operation modes. In an operation mode for generating maximum heat among the plurality of operation modes, a switching element for generating maximum heat among the plurality of switching elements is arranged closer to the cooling fan than at least one of the other switching elements.
摘要翻译：提供一种电子感应加热烹调设备。电子感应加热烹调装置包括整流器，用于整流输入电压并输出直流（DC）电压;多个开关元件，用于切换通过整流器输出的直流电压;冷却风扇，用于冷却多个开关元件; 多个加热线圈，用于通过控制多个开关元件来加热烹饪器具;以及控制器，用于根据多种操作模式来控制多个开关元件。在多种操作模式中产生最大热量的操作模式中，在多个开关元件之间产生最大热量的开关元件比其它开关元件中的至少一个更靠近冷却风扇布置。

2. 发明申请

US20160374155A1 INDUCTION HEAT COOKING APPARATUS AND METHOD FOR DRIVING THE SAME 审中-公开
标题翻译：感应加热烹调装置及其驱动方法
公开(公告)号：US20160374155A1
公开(公告)日：2016-12-22
申请号：US15189342
申请日：2016-06-22
申请人： LG ELECTRONICS INC.
发明人： Byungkyu PARK , Hyunwook MOON , Seungbok OK , Byeongwook PARK
IPC分类号： H05B6/12 , H05B6/06
CPC分类号： H05B6/1263 , H05B6/065 , H05B2206/022
摘要： An electronic induction heat cooking apparatus includes a rectifier including a bridge diode, for rectifying an input voltage and outputting a direct current (DC) voltage; a plurality of switching elements for switching the DC voltage output through the rectifier; a controller for controlling the plurality of switching elements; a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements; a heat sink having the plurality of switching elements mounted thereon, for cooling the plurality of switching elements; a cover covering the plurality of switching elements; and coupling members for coupling the heat sink to the cover. A radiation fin for cooling the plurality of switching elements is formed on the cover.
摘要翻译：一种电子感应加热烹饪设备，包括：整流器，包括桥二极管，用于整流输入电压并输出直流（DC）电压; 多个开关元件，用于切换通过整流器输出的直流电压; 用于控制所述多个开关元件的控制器; 多个加热线圈，用于通过控制多个开关元件来加热炊具; 散热器，其具有安装在其上的多个开关元件，用于冷却所述多个开关元件; 覆盖所述多个开关元件的盖; 以及用于将散热器耦合到盖的联接构件。用于冷却多个开关元件的散热片形成在盖上。

3. 发明申请

US20210176832A1 COOKING APPARATUS 有权
公开(公告)号：US20210176832A1
公开(公告)日：2021-06-10
申请号：US17116537
申请日：2020-12-09
申请人： LG Electronics Inc.
发明人： Dooyong OH , Seungbok OK , Kyunghoon JUNG , Byeongwook PARK
IPC分类号： H05B6/12 , G01K7/00 , G01R25/00
摘要： A cooking apparatus includes: a working coil, an inverter including a plurality of switching elements and configured to apply, by operating the plurality of switching elements, a resonant current of a predetermined frequency to the working coil, a phase detector configured to detect a phase difference between the resonant current and a voltage applied to an output terminal of the inverter, and a controller configured to calculate, based on the detected phase difference, a temperature of a target object that is placed above the working coil.

4. 发明申请

US20210127459A1 INDUCTION HEATING DEVICE WITH IMPROVED CONTROL ALGORITHM 有权
公开(公告)号：US20210127459A1
公开(公告)日：2021-04-29
申请号：US16766595
申请日：2018-11-28
申请人： LG Electronics Inc.
发明人： Seungbok OK , Byeong Wook PARK , Jae-Woo LEE
IPC分类号： H05B6/06 , H05B6/12
摘要： An induction heating device includes a working coil group including a first working coil and a second working coil that are electrically connected in parallel to each other, an inverter configured to perform a switching operation to supply resonance current to at least one of the first or second working coil; a first semiconductor switch electrically connected to the first working coil to turn on and turn off the first working coil; a second semiconductor switch electrically connected to the second working coil to turn on and turn off the second working coil; and a controller configured to control operation of the inverter and the first and second semiconductor switches, respectively. The controller turns off the inverter before turning off at least one of the first semiconductor switch or the second semiconductor switch.

5. 发明申请

US20190124727A1 INDUCTION HEATING AND WIRELESS POWER TRANSFERRING DEVICE HAVING IMPROVED RESONANT CURRENT DETECTION ACCURACY 审中-公开
公开(公告)号：US20190124727A1
公开(公告)日：2019-04-25
申请号：US16165061
申请日：2018-10-19
申请人： LG Electronics Inc.
发明人： Hyunwook MOON , Eui Sung KIM , Seungbok OK
IPC分类号： H05B6/06 , H05B6/12 , H02J50/12 , H02J50/40 , H02J50/90
摘要： Disclosed is a device configured to inductively heat one or more objects and to wirelessly transfer power to one or more objects. The device includes a first working coil, an inverter unit configured to cause a resonant current to flow in the first working coil by performing a switching operation, a first detection unit connected to the first working coil and configured to detect the resonant current applied to the first working coil, and a control unit configured to: determine whether a target object is located at a location corresponding to the first working coil by controlling operation of the inverter unit and the first detection unit; or to control output of the first working coil.

6. 发明申请

US20160374156A1 INDUCTION HEAT COOKING APPARATUS 审中-公开
标题翻译：感应式热烹饪器具
公开(公告)号：US20160374156A1
公开(公告)日：2016-12-22
申请号：US15189536
申请日：2016-06-22
申请人： LG ELECTRONICS INC.
发明人： Dooyong OH , Hyunwook MOON , Seungbok OK , Byeongwook PARK
IPC分类号： H05B6/12 , H05B6/06
CPC分类号： H05B6/065 , H05B6/1254 , H05B2206/022 , Y02B40/126
摘要： An electronic induction heat cooking apparatus includes a rectifier for rectifying an input voltage and outputting a direct current (DC) voltage; a plurality of switching elements for switching the DC voltage output through the rectifier; a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements; a controller for controlling the plurality of switching elements according to a plurality of operation modes; and a supporting member in which at least one of the plurality of heating coils is mounted. The supporting member includes a coil insertion part, into which the heating coils are inserted, and the magnetic member is inserted into the supporting member to directly face the heating coils at the lower side of the heating coils.
摘要翻译：电子感应加热烹调设备包括：整流器，用于整流输入电压并输出直流（DC）电压; 多个开关元件，用于切换通过整流器输出的直流电压; 多个加热线圈，用于通过控制多个开关元件来加热炊具; 控制器，用于根据多种操作模式控制多个开关元件; 以及其中安装有多个加热线圈中的至少一个的支撑构件。支撑构件包括线圈插入部，加热线圈插入该线圈插入部，并且磁性构件插入到支撑构件中，以直接面对加热线圈下侧的加热线圈。

7. 发明申请

US20160374153A1 INDUCTION HEAT COOKING APPARATUS 审中-公开
标题翻译：感应式热烹饪器具
公开(公告)号：US20160374153A1
公开(公告)日：2016-12-22
申请号：US15189566
申请日：2016-06-22
申请人： LG ELECTRONICS INC.
发明人： Dooyong OH , Hyunwook MOON , Seungbok OK , Byeongwook PARK
IPC分类号： H05B6/06 , H05B6/12
CPC分类号： H05B6/065 , H05B6/1254 , H05B2206/022 , Y02B40/126
摘要： An electronic induction heat cooking apparatus includes a rectifier for rectifying an input voltage and outputting a direct current (DC) voltage, a plurality of switching elements for switching the DC voltage output through the rectifier, a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements, a controller for controlling the plurality of switching elements, and a support member including grooves, into which the heating coils are inserted. A width of a cross section of each of the grooves decreases toward an entrance of each of the grooves.
摘要翻译：一种电子感应加热烹饪设备，包括：整流器，用于整流输入电压并输出直流（DC）电压;多个开关元件，用于切换通过整流器输出的直流电压;多个加热线圈，用于加热炊具; 控制多个开关元件，用于控制多个开关元件的控制器和包括加热线圈插入其中的凹槽的支撑构件。每个槽的横截面的宽度朝向每个槽的入口减小。

8. 发明申请

US20160374152A1 INDUCTION HEAT COOKING APPARATUS 审中-公开
标题翻译：感应式热烹饪器具
公开(公告)号：US20160374152A1
公开(公告)日：2016-12-22
申请号：US15189395
申请日：2016-06-22
申请人： LG ELECTRONICS INC.
发明人： Dooyong OH , Oksun YU , Seungbok OK , Byeongwook PARK
IPC分类号： H05B6/06 , H05B6/12
摘要： An electronic induction heat cooking apparatus includes first and second cooker modules including at least one heating coil and a dual heating coil, the first cooker module includes any one of an inner coil and an outer coil included in the dual heating coil, switching elements for operating the coil and a first microcontroller unit for controlling the switching elements, the second cooker module includes the other of the inner coil and the outer coil included in the dual heating coil, switching elements for operating the other coil and a second microcontroller unit for controlling the switching elements, and the first microcontroller unit and the second microcontroller unit share an oscillator.
摘要翻译：一种电子感应加热烹饪设备包括包括至少一个加热线圈和双加热线圈的第一和第二烹调器模块，第一灶具模块包括包括在双加热线圈中的内线圈和外线圈中的任一个，用于操作的开关元件所述线圈和用于控制所述开关元件的第一微控制器单元，所述第二炊具模块包括所述双重加热线圈中包括的所述内部线圈和所述外部线圈中的另一个，用于操作所述另一个线圈的开关元件和用于控制所述另一个线圈的第二微控制器单元开关元件，并且第一微控制器单元和第二微控制器单元共享振荡器。

9. 发明申请

US20210274606A1 WIRELESS POWER TRANSMISSION APPARATUS FOR INDUCTION HEATING AND CONTROL METHOD THEREOF 有权
公开(公告)号：US20210274606A1
公开(公告)日：2021-09-02
申请号：US17185638
申请日：2021-02-25
申请人： LG Electronics Inc.
发明人： Hojae SEONG , Euisung KIM , Seungbok OK
IPC分类号： H05B6/12 , H02J50/12 , H02J50/60 , F24C7/08
摘要： A wireless power transmission apparatus for induction heating includes: a working coil configured to change operation based on selection of a mode of operation from among a plurality of operating modes, the plurality of operating modes including a wireless power transmission mode configured to wirelessly transmit power and a heating mode configured to heat one or more objects, an inverter configured to output, to the working coil, current at an operation frequency, and a controller. The controller is configured to determine, based on the wireless power transmission mode being selected, whether a foreign object is present on the working coil over a plurality of modes in a preparation period prior to performing wireless power transmission (WPT) to a target object.

10. 发明申请

US20210136880A1 INDUCTION HEATING COOKER 有权
公开(公告)号：US20210136880A1
公开(公告)日：2021-05-06
申请号：US16488731
申请日：2018-02-23
申请人： LG ELECTRONICS INC.
发明人： Dooyong OH , Byeong Wook PARK , Seungbok OK
IPC分类号： H05B6/12 , H05B6/06
摘要： The present invention relates to an induction heating cooker and, more specifically, to an induction heating cooker comprising triple heating coils which have the same center and operate by different power sources. The induction heating cooker of the present invention comprises a control unit for controlling first to third coil driving circuits so as to operate the first to third heating coils at the same frequency.

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