Patents by Inventor Young-tack Hong
Young-tack Hong 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).
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Publication number: 20240123851Abstract: A electric vehicle cable mounting system includes a driving unit including a rotary disc and allowing a charging cable to be released from a side in accordance with a rotation motion of a rotary disc, a guide unit provided behind the driving unit and allowing the driving unit to move in a vertical direction in accordance with a rotation motion of the rotary disc, and a controller controlling the driving unit and the guide unit such that the charging cable is automatically released in an electric vehicle charge mode and is automatically returned in an electric vehicle charge standby mode.Type: ApplicationFiled: March 6, 2023Publication date: April 18, 2024Inventors: Woo Hyung Lee, Seung Tack Hong, Ho Choi, Young Tae Choi, Hyun Gu Lee, Su Hwan Cho
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Patent number: 11040631Abstract: An electronic device and method for transmitting and receiving a wireless power are provided. An electronic device for transmitting and receiving wireless power may include a resonator configured to operate, based on a plurality of operating modes of the electronic device including a power reception mode, a relay mode, and a power transmission mode, wherein: (i) in the power reception mode, the resonator is configured to receive power from a wireless power transmitter, (ii) in the relay mode, the resonator is configured to relay power received from the wireless power transmitter to a wireless power receiver, and (iii) in the power transmission mode, the resonator is configured to transmit power to the wireless power receiver; and a path controller configured to control at least one electrical pathway of electronic device based on the operating mode.Type: GrantFiled: April 29, 2019Date of Patent: June 22, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam Yun Kim, Young Tack Hong, Sang Wook Kwon, Yun Kwon Park, Ki Young Kim, Young Ho Ryu, Dong Zo Kim, Jin Sung Chol, Chang Wook Yoon
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Patent number: 10749378Abstract: A resonance power transmission system for controlling a supply voltage of a power converter based on power transmission efficiency is provided. According to an aspect, a resonance power transmitter configured to transmit resonance power to one or more resonance power receivers may include: a voltage controller configured to receive an input signal and to output voltage of a predetermined level; a source controller configured to control a signal level of the DC voltage based the number of resonance power receivers.Type: GrantFiled: November 27, 2017Date of Patent: August 18, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sung Choi, Sang Wook Kwon, Yun Kwon Park, Eun Seok Park, Young Tack Hong, Young Ho Ryu, Nam Yun Kim, Dong Zo Kim
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Patent number: 10506601Abstract: Provided are a wireless power transmission control method and wireless power transmission control apparatuses. The wireless power transmission control method may include transmitting a wake-up request signal used to wake up a target device, and receiving a response message from the target device activated by the wake-up request signal. A source device may set a demand power based on the response message, and may transmit a resonance power to the target device based on the demand power.Type: GrantFiled: May 4, 2015Date of Patent: December 10, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam Yun Kim, Eun Seok Park, Sang Wook Kwon, Young Tack Hong, Young Ho Ryu
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Publication number: 20190252926Abstract: An electronic device and method for transmitting and receiving a wireless power are provided. An electronic device for transmitting and receiving wireless power may include a resonator configured to operate, based on a plurality of operating modes of the electronic device including a power reception mode, a relay mode, and a power transmission mode, wherein: (i) in the power reception mode, the resonator is configured to receive power from a wireless power transmitter, (ii) in the relay mode, the resonator is configured to relay power received from the wireless power transmitter to a wireless power receiver, and (iii) in the power transmission mode, the resonator is configured to transmit power to the wireless power receiver; and a path controller configured to control at least one electrical pathway of electronic device based on the operating mode.Type: ApplicationFiled: April 29, 2019Publication date: August 15, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam Yun KIM, Young Tack HONG, Sang Wook KWON, Yun Kwon PARK, Ki Young KIM, Young Ho RYU, Dong Zo KIM, Jin Sung CHOL, Chang Wook YOON
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Patent number: 10315525Abstract: A source device and a method for controlling a magnetic field using two source resonators in a wireless power transmission system are provided. A device configured to control a magnetic field, includes resonators configured to form the magnetic field to transmit power to another device. The device further includes a magnetic field shape determining unit configured to determine a shape of the magnetic field. The device further includes a phase changing unit configured to change a phase of at least one of the resonators to form the magnetic field in the determined shape.Type: GrantFiled: November 14, 2016Date of Patent: June 11, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ki Young Kim, Eun Seok Park, Jin Sung Choi, Sang Wook Kwon, Nam Yun Kim, Dong Zo Kim, Yun Kwon Park, Young Ho Ryu, Chang Wook Yoon, Young Tack Hong
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Patent number: 10277079Abstract: An electronic device and method for transmitting and receiving a wireless power are provided. An electronic device for transmitting and receiving wireless power may include a resonator configured to operate, based on a plurality of operating modes of the electronic device including a power reception mode, a relay mode, and a power transmission mode, wherein: (i) in the power reception mode, the resonator is configured to receive power from a wireless power transmitter, (ii) in the relay mode, the resonator is configured to relay power received from the wireless power transmitter to a wireless power receiver, and (iii) in the power transmission mode, the resonator is configured to transmit power to the wireless power receiver; and a path controller configured to control at least one electrical pathway of electronic device based on the operating mode.Type: GrantFiled: February 26, 2016Date of Patent: April 30, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nam Yun Kim, Young Tack Hong, Sang Wook Kwon, Yun Kwon Park, Ki Young Kim, Young Ho Ryu, Dong Zo Kim, Jin Sung Chol, Chang Wook Yoon
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Patent number: 10141979Abstract: An apparatus and method of using near field communication (NFC) and wireless power transmission (WPT) are provided. A power receiving apparatus includes a resonator configured to receive a power and to output the power. The power receiving apparatus further includes a near field communication (NFC) receiver configured to perform wireless communication using the power output by the resonator. The power receiving apparatus further includes a wireless power transmission (WPT) receiver configured to supply a voltage using the power output by the resonator. The power receiving apparatus further includes a connecting unit configured to selectively connect the resonator to either the NFC receiver or the WPT receiver. The power receiving apparatus further includes a mode selector configured to control the connecting unit to selectively connect the resonator to either the NFC receiver or the WPT receiver based on the power output by the resonator.Type: GrantFiled: August 9, 2017Date of Patent: November 27, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Zo Kim, Sang Wook Kwon, Ki Young Kim, Nam Yun Kim, Yun Kwon Park, Eun Seok Park, Young Ho Ryu, Chang Wook Yoon, Jin Sung Choi, Young-tack Hong
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Patent number: 10130228Abstract: Provided are a wirelessly charged robot cleaner in a robot cleaning system and a controlling method thereof. The wirelessly charged robot may include a target resonator to receive a resonance power through energy-coupling with a source resonator of a wireless power transmitter, a wireless power receiving unit to convert the received resonance power into a rated voltage, and a battery controller to check a remaining capacity of the battery based on a scope of a predetermined area to be cleaned, and to charge, using the rated voltage, the battery based on the remaining capacity of the battery.Type: GrantFiled: February 29, 2016Date of Patent: November 20, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Nam Yun Kim, Eun Seok Park, Sang Wook Kwon, Young Tack Hong, Young Ho Ryu
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Patent number: 10050479Abstract: A wireless power transmission system based on cell division is provided. A communication and power control method of the wireless power transmission system, includes setting a magnetic coupling zone. The method further includes detecting a target device in the magnetic coupling zone. The method further includes transmitting a power to the target device. The method further includes adjusting an amount of the power based on a transmission efficiency of the power.Type: GrantFiled: July 25, 2016Date of Patent: August 14, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Eun Seok Park, Sang Wook Kwon, Ki Young Kim, Nam Yun Kim, Dong Zo Kim, Yun Kwon Park, Young Ho Ryu, Chang Wook Yoon, Jin Sung Choi, Young Tack Hong
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Patent number: 10038476Abstract: An apparatus and method for communication using a wireless power are provided. The apparatus includes an amplifier configured to amplify an input signal based on a power supplied to the amplifier. The apparatus further includes a control unit configured to detect a change in an impedance of a target device, and to change the power based on the change in the impedance. The apparatus further includes a demodulation unit configured to receive a message from the target device, and to demodulate the message based on the changed power.Type: GrantFiled: November 2, 2015Date of Patent: July 31, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Nam Yun Kim, Sang Wook Kwon, Yun Kwon Park, Eun Seok Park, Young Tack Hong, Ki Young Kim, Young Ho Ryu, Dong Zo Kim, Jin Sung Choi, Chang Wook Yoon
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Patent number: 9997959Abstract: A wireless power transmission system and a method for increasing a coupling efficiency by adjusting a resonant frequency are provided. A device of the wireless power transmission system includes a resonator configured to transmit a wireless power, and a communication unit configured to receive information from another device. The device further includes a controller configured to determine a power transmission efficiency based on the information, and adjust a resonant frequency of the device, a resonant frequency of a relay device, and a resonant frequency of the other device, if the power transmission efficiency is less than or equal to a predetermined reference efficiency.Type: GrantFiled: January 16, 2013Date of Patent: June 12, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Ki Young Kim, Eun Seok Park, Young Ho Ryu, Sang Wook Kwon, Nam Yun Kim, Dong Zo Kim, Yun Kwon Park, Chang Wook Yoon, Jin Sung Choi, Young Tack Hong
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Patent number: 9966799Abstract: An overvoltage protecting unit and an overcurrent protecting unit protect a power device from an overvoltage and an overcurrent using a comparator having hysteresis. An overtemperature protecting unit protects the power device from an overtemperature using a thermistor having a resistance that changes as a temperature of the thermistor changes.Type: GrantFiled: July 10, 2015Date of Patent: May 8, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Zo Kim, Sang Wook Kwon, Yun Kwon Park, Eun Seok Park, Young Tack Hong, Ki Young Kim, Young Ho Ryu, Nam Yun Kim, Jin Sung Choi, Chang Wook Yoon
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Patent number: 9935496Abstract: A wireless power transmission system and a method for increasing a coupling efficiency by adjusting a resonant frequency are provided. A device of the wireless power transmission system includes a resonator configured to transmit a wireless power, and a communication unit configured to receive information from another device. The device further includes a controller configured to determine a power transmission efficiency based on the information, and adjust a resonant frequency of the device, a resonant frequency of a relay device, and a resonant frequency of the other device, if the power transmission efficiency is less than or equal to a predetermined reference efficiency.Type: GrantFiled: January 16, 2013Date of Patent: April 3, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Ki Young Kim, Eun Seok Park, Young Ho Ryu, Sang Wook Kwon, Nam Yun Kim, Dong Zo Kim, Yun Kwon Park, Chang Wook Yoon, Jin Sung Choi, Young Tack Hong
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Publication number: 20180083486Abstract: A resonance power transmission system for controlling a supply voltage of a power converter based on power transmission efficiency is provided. According to an aspect, a resonance power transmitter configured to transmit resonance power to one or more resonance power receivers may include: a voltage controller configured to receive an input signal and to output voltage of a predetermined level; a source controller configured to control a signal level of the DC voltage based the number of resonance power receivers.Type: ApplicationFiled: November 27, 2017Publication date: March 22, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sung CHOI, Sang Wook KWON, Yun Kwon PARK, Eun Seok PARK, Young Tack HONG, Young Ho RYU, Nam Yun KIM, Dong Zo KIM
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Patent number: 9882426Abstract: Provided are a method and apparatus for detecting an efficiency of a wireless power transmission. An output power of a source device may be adjusted based on current that is flowing in a power converter of the source device. The efficiency of wireless power transmission may be calculated based on the adjusted output power, and an amount of power used by a target device.Type: GrantFiled: May 31, 2012Date of Patent: January 30, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Nam Yun Kim, Sang Wook Kwon, Yun Kwon Park, Young Tack Hong
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Patent number: 9837861Abstract: A resonance power transmission system for controlling a supply voltage of a power converter based on power transmission efficiency is provided. According to an aspect, a resonance power transmitter configured to transmit resonance power to one or more resonance power receivers may include: a voltage controller configured to receive an input signal and to output voltage of a predetermined level; a source controller configured to control a signal level of the DC voltage based the number of resonance power receivers.Type: GrantFiled: August 17, 2011Date of Patent: December 5, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Jin Sung Choi, Sang Wook Kwon, Yun Kwon Park, Eun Seok Park, Young Tack Hong, Young Ho Ryu, Nam Yun Kim, Dong Zo Kim
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Publication number: 20170338861Abstract: An apparatus and method of using near field communication (NFC) and wireless power transmission (WPT) are provided. A power receiving apparatus includes a resonator configured to receive a power and to output the power. The power receiving apparatus further includes a near field communication (NFC) receiver configured to perform wireless communication using the power output by the resonator. The power receiving apparatus further includes a wireless power transmission (WPT) receiver configured to supply a voltage using the power output by the resonator. The power receiving apparatus further includes a connecting unit configured to selectively connect the resonator to either the NFC receiver or the WPT receiver. The power receiving apparatus further includes a mode selector configured to control the connecting unit to selectively connect the resonator to either the NFC receiver or the WPT receiver based on the power output by the resonator.Type: ApplicationFiled: August 9, 2017Publication date: November 23, 2017Applicant: Samsung Electronics Co., Ltd.Inventors: Dong Zo KIM, Sang Wook KWON, Ki Young KIM, Nam Yun KIM, Yun Kwon PARK, Eun Seok PARK, Young Ho RYU, Chang Wook YOON, Jin Sung CHOI, Young-tack HONG
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Patent number: 9787105Abstract: A high efficiency variable power transmitting apparatus outputs a variable power by modulating, with respect to a time axis, a high frequency signal having a constant amplitude by turning the high frequency signal ON and OFF, amplifying the variable power to satisfy a requested power level of a target device based on a supply voltage having a predetermined level, converting an alternating current (AC) voltage received from a power source to a direct current (DC) voltage, generating the supply voltage having the predetermined level based on the DC voltage, and providing the supply voltage having the predetermined level to the PA.Type: GrantFiled: December 28, 2015Date of Patent: October 10, 2017Assignees: Samsung Electronics Co., Ltd., Sungkyunkwan University Foundation for Corporate CollaborationInventors: Jin Sung Choi, Young Tack Hong, Sang Wook Kwon, Yun Kwon Park, Young Goo Yang, Eun Seok Park, Ki Young Kim, Young Ho Ryu, Nam Yun Kim, Dong Zo Kim
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Patent number: 9742473Abstract: An apparatus and method of using near field communication (NFC) and wireless power transmission (WPT) are provided. A power receiving apparatus includes a resonator configured to receive a power and to output the power. The power receiving apparatus further includes a near field communication (NFC) receiver configured to perform wireless communication using the power output by the resonator. The power receiving apparatus further includes a wireless power transmission (WPT) receiver configured to supply a voltage using the power output by the resonator. The power receiving apparatus further includes a connecting unit configured to selectively connect the resonator to either the NFC receiver or the WPT receiver. The power receiving apparatus further includes a mode selector configured to control the connecting unit to selectively connect the resonator to either the NFC receiver or the WPT receiver based on the power output by the resonator.Type: GrantFiled: May 11, 2015Date of Patent: August 22, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Zo Kim, Sang Wook Kwon, Ki Young Kim, Nam Yun Kim, Yun Kwon Park, Eun Seok Park, Young Ho Ryu, Chang Wook Yoon, Jin Sung Choi, Young-tack Hong