Patents by Inventor Hak-Do Kim
Hak-Do Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11038377Abstract: A wireless power reception device and a wireless communication method thereby are provided. The wireless communication method by the wireless power reception device may comprise the steps of: receiving a wireless power signal from a wireless power transmission device; measuring the strength of the wireless power signal; modulating the amplitude of the wireless power signal according to the measured strength of the wireless power signal; and performing communication with the wireless power transmission device by using the signal having the amplitude modulated.Type: GrantFiled: February 27, 2020Date of Patent: June 15, 2021Assignee: GE Hybrid Technologies, LLCInventors: Chun-Kil Jung, Hak Do Kim, Sang Youn Noh
-
Patent number: 11031821Abstract: The present specification relates to a wireless power transmission device. The present specification provides a wireless power transmission device comprising: a power supply unit for supplying power to the wireless power transmission device; at least one first coil for transmitting power to a wireless power reception device; and first and second condensers configured so as to be connected respectively to different both ends of the power supply unit and the first coil.Type: GrantFiled: December 11, 2019Date of Patent: June 8, 2021Assignee: GE Hybrid Technologies, LLCInventors: Chun Kil Jung, Hak Do Kim
-
Publication number: 20210104916Abstract: A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.Type: ApplicationFiled: December 17, 2020Publication date: April 8, 2021Inventors: Chun Kil Jung, Hak Do Kim, Sang Youn Noh
-
Patent number: 10903694Abstract: A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.Type: GrantFiled: November 8, 2019Date of Patent: January 26, 2021Assignee: GE Hybrid Technologies, LLCInventors: Chun Kil Jung, Hak Do Kim, Sang Youn Noh
-
Publication number: 20200204000Abstract: A wireless power reception device and a wireless communication method thereby are provided. The wireless communication method by the wireless power reception device may comprise the steps of: receiving a wireless power signal from a wireless power transmission device; measuring the strength of the wireless power signal; modulating the amplitude of the wireless power signal according to the measured strength of the wireless power signal; and performing communication with the wireless power transmission device by using the signal having the amplitude modulated.Type: ApplicationFiled: February 27, 2020Publication date: June 25, 2020Inventors: Chun-Kil Jung, Hak Do Kim, Sang Youn Noh
-
Publication number: 20200203999Abstract: A wireless power reception device and a wireless communication method thereby are provided. The wireless communication method by the wireless power reception device may comprise the steps of: receiving a wireless power signal from a wireless power transmission device; measuring the strength of the wireless power signal; modulating the amplitude of the wireless power signal according to the measured strength of the wireless power signal; and performing communication with the wireless power transmission device by using the signal having the amplitude modulated.Type: ApplicationFiled: February 27, 2020Publication date: June 25, 2020Inventors: Chun-Kil Jung, Hak Do Kim, Sang Youn Noh
-
Publication number: 20200169118Abstract: The present specification relates to a wireless power transmission device. The present specification provides a wireless power transmission device comprising: a power supply unit for supplying power to the wireless power transmission device; at least one first coil for transmitting power to a wireless power reception device; and first and second condensers configured so as to be connected respectively to different both ends of the power supply unit and the first coil.Type: ApplicationFiled: December 11, 2019Publication date: May 28, 2020Inventors: Chun Kil Jung, Hak Do Kim
-
Patent number: 10615643Abstract: A wireless power reception device and a wireless communication method thereby are provided. The wireless communication method by the wireless power reception device may comprise the steps of: receiving a wireless power signal from a wireless power transmission device; measuring the strength of the wireless power signal; modulating the amplitude of the wireless power signal according to the measured strength of the wireless power signal; and performing communication with the wireless power transmission device by using the signal having the amplitude modulated.Type: GrantFiled: May 26, 2015Date of Patent: April 7, 2020Assignee: GE HYBRID TECHNOLOGIES, LLCInventors: Chun-Kil Jung, Hak Do Kim, Sang Youn Noh
-
Patent number: 10615644Abstract: A wireless power reception device and a wireless communication method thereby are provided. The wireless communication method by the wireless power reception device may comprise the steps of: receiving a wireless power signal from a wireless power transmission device; measuring the strength of the wireless power signal; modulating the amplitude of the wireless power signal according to the measured strength of the wireless power signal; and performing communication with the wireless power transmission device by using the signal having the amplitude modulated.Type: GrantFiled: May 26, 2015Date of Patent: April 7, 2020Assignee: GE HYBRID TECHNOLOGIES, LLCInventors: Chun-Kil Jung, Hak Do Kim, Sang Youn Noh
-
Publication number: 20200091771Abstract: A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.Type: ApplicationFiled: November 8, 2019Publication date: March 19, 2020Inventors: Chun Kil Jung, Hak Do Kim, Sang Youn Noh
-
Patent number: 10541563Abstract: The present specification relates to a wireless power transmission device. The present specification provides a wireless power transmission device comprising: a power supply unit for supplying power to the wireless power transmission device; at least one first coil for transmitting power to a wireless power reception device; and first and second condensers configured so as to be connected respectively to different both ends of the power supply unit and the first coil.Type: GrantFiled: January 15, 2016Date of Patent: January 21, 2020Assignee: GE HYBRID TECHNOLOGIES, LLCInventors: Chun Kil Jung, Hak Do Kim
-
Patent number: 10523055Abstract: A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.Type: GrantFiled: January 18, 2016Date of Patent: December 31, 2019Assignee: GE HYBRID TECHNOLOGIES, LLCInventors: Chun Kil Jung, Hak Do Kim, Sang Youn Noh
-
Patent number: 10226886Abstract: An injection molding apparatus is usable in an injection machine to form an injection product. The slim injection molding apparatus includes a hot runner plate attachable to one side clamping plate of the injection machine and provided with a hot runner system; an upper core disposed in the hot runner plate; a lower core attachable to an opposite side clamping plate of the injection machine to face the upper core, the lower core configured to couple with the upper core to define a cavity corresponding to the injection product when the lower core is coupled to the upper core; and an ejecting core disposed in the lower core, the ejecting core configured to push the injection product upward when the upper core is separated from the lower core.Type: GrantFiled: October 21, 2015Date of Patent: March 12, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hak-do Kim, Min-sang Park, Hwan-soo Lee
-
Publication number: 20180212467Abstract: A wireless power transmission device, and a transmission power control method therefor are provided. A wireless power transmission device for wirelessly transmitting power to a wireless power receiving device can comprise: a primary core comprising at least one primary coil and transmitting a power signal to the wireless power receiving device by being coupled, through magnetic induction or magnetic resonance, to a secondary core provided at the wireless power receiving device; an inverter connected to the primary core so as to apply an alternating voltage necessary for transmitting the power signal; and a controller connected to the inverter, and controlling a direct voltage to be applied to the wireless power transmission device and/or a gate voltage of the inverter on the basis of the information on the power received at the wireless power receiving device by the power signal.Type: ApplicationFiled: January 20, 2016Publication date: July 26, 2018Applicant: HANRIM POSTECH CO., LTD.Inventors: Chun Kil JUNG, Sang Youn NOH, Hak Do KIM
-
Publication number: 20180159376Abstract: The present specification relates to a wireless power transmission device. The present specification provides a wireless power transmission device comprising: a power supply unit for supplying power to the wireless power transmission device; at least one first coil for transmitting power to a wireless power reception device; and first and second condensers configured so as to be connected respectively to different both ends of the power supply unit and the first coil.Type: ApplicationFiled: January 15, 2016Publication date: June 7, 2018Applicant: GE Hybrid Technologies, LLCInventors: Chun Kil JUNG, Hak Do KIM
-
Publication number: 20180159377Abstract: A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.Type: ApplicationFiled: January 18, 2016Publication date: June 7, 2018Applicant: GE Hybrid Technologies, LLCInventors: Chun Kil JUNG, Hak Do KIM, Sang Youn NOH
-
Patent number: D917464Type: GrantFiled: January 29, 2020Date of Patent: April 27, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam-Hyun Kang, Hak-Do Kim, Min-Ah Koh, Dong-Kyun Kim
-
Patent number: D918207Type: GrantFiled: January 29, 2020Date of Patent: May 4, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Kyun Kim, Min-Ah Koh, Hak-Do Kim, Nam-Hyun Kang
-
Patent number: D924872Type: GrantFiled: January 29, 2020Date of Patent: July 13, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-Jin Yum, Min-Ah Koh, Hak-Do Kim
-
Patent number: D928788Type: GrantFiled: January 29, 2020Date of Patent: August 24, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam-Hyun Kang, Hak-Do Kim, Min-Ah Koh