Patents by Inventor Hyung Do Choi
Hyung Do Choi 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: 20250081651Abstract: An image sensing device includes a substrate extending in a first direction and a second direction and including a first surface and a second surface; a plurality of unit pixel regions supported by the substrate to generate signal carriers through conversion of incident light; a plurality of circuit structures arranged to be spaced apart from each other in the first direction to generate a current in the substrate and capture the signal carriers carried by the current; a first isolation structure disposed between adjacent unit pixel regions in the substrate and extending vertically in a depth direction of the substrate while extending in the second direction; and a plurality of second isolation structures located on two opposite sides of the plurality of circuit structures in the second direction within the substrate, and arranged to extend obliquely in a depth direction in the substrate while extending in the first direction.Type: ApplicationFiled: February 5, 2024Publication date: March 6, 2025Inventors: Jong Eun KIM, Kyung Do KIM, Hyung June YOON, Jae Hyung JANG, Hoon Moo CHOI
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Publication number: 20250031480Abstract: An over-soldering prevented tabbing device for manufacturing solar cell modules is disclosed in which the over-soldering is prevented from occurring in the tabbing device for performing the soldering process in manufacturing the solar cell modules. The over-soldering prevented tabbing device according to an embodiment of the present disclosure includes a solar cell module cell that is transported on a conveyor by a unit of cell; a soldering head installed above the solar cell module cell and having a built-in heat source that provides heat to solder the flux coated on the transported solar cell module cell; a driver reciprocating the soldering head in a direction in which the conveyor moves; and a controller controlling the driver.Type: ApplicationFiled: July 6, 2022Publication date: January 23, 2025Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Min Su LEE, Hyung Do KIM, Jin UK CHOI, Moon Taek LIM, Sung Jin KIM
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Patent number: 11041895Abstract: A probe antenna, a probing system, and a power density measuring method to measure a power density of a near-field electromagnetic field are disposed. The probe antenna includes a board, and a conductor transmitting line formed on the board, having a constant line width, and formed in a polygonal shape or in a closed-curve shape. The conductor transmitting line is divided into a first transmitting line and a second transmitting line that are separated from each other, and includes a first receiving port formed with one end of the first transmitting line and one end of the second transmitting line and a second receiving port formed with another end of the first transmitting line and another end of the second transmitting line.Type: GrantFiled: April 17, 2020Date of Patent: June 22, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Jung Hwan Hwang, Duk Soo Kwon, Chang Hee Hyoung, Jong Hwa Kwon, Hyung Do Choi
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Publication number: 20210181245Abstract: A probe antenna, a probing system, and a power density measuring method to measure a power density of a near-field electromagnetic field are disposed. The probe antenna includes a board, and a conductor transmitting line formed on the board, having a constant line width, and formed in a polygonal shape or in a closed-curve shape. The conductor transmitting line is divided into a first transmitting line and a second transmitting line that are separated from each other, and includes a first receiving port formed with one end of the first transmitting line and one end of the second transmitting line and a second receiving port formed with another end of the first transmitting line and another end of the second transmitting line.Type: ApplicationFiled: April 17, 2020Publication date: June 17, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Hwan HWANG, Duk Soo KWON, Chang Hee HYOUNG, JONG HWA KWON, Hyung Do CHOI
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Patent number: 10727701Abstract: Provided is a wireless power reception apparatus which receives a power from a wireless power transmission apparatus. A wireless power reception apparatus which receives a power from a wireless power transmission apparatus, the wireless power reception apparatus comprising a duty controller configured to control a duty cycle; a power converter configured to convert an effective load resistance according to the duty cycle; a reception resonator configured to receive a power from a transmission coil of the wireless power transmission apparatus, wherein the duty cycle and a current of the transmission coil is adjusted based on a load resistance of the wireless power reception apparatus.Type: GrantFiled: May 17, 2019Date of Patent: July 28, 2020Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Duk Ju Ahn, In Kui Cho, Seong Min Kim, Jung Ick Moon, Sang Bong Jeon, Byung Chan Kim, Je Hoon Yun, Dong Won Jang, Hyung Do Choi
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Patent number: 10673278Abstract: Provided is a wireless power transmission device to reduce an electromagnetic wave except for a signal to be transmitted during wireless power transmission, the wireless power transmission device including a transmitter configured to generate a magnetic field by inputting a high-frequency power signal generated by a transmission circuit into a first coil, a receiver configured to generate an induced current by allowing the generated magnetic field to pass through a second coil, and a reducer configured to reduce a harmonic component of the high-frequency power signal using a third coil inserted on a path between the transmitter and the receiver.Type: GrantFiled: September 16, 2016Date of Patent: June 2, 2020Assignees: Electronics and Telecommunications Research Institute, DONGYANG E&P INC.Inventors: Jung Ick Moon, Seong Uk Baek, Byoung In Lee, Woo Chul Lee, Jong Seup Lee, Dong Woo Cheon, Sang Bong Jeon, Seong Min Kim, Duk Ju Ahn, In Kui Cho, Byung Chan Kim, Je Hoon Yun, Dong Won Jang, Hyung Do Choi
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Patent number: 10627456Abstract: Disclosed is a magnetic field shielding apparatus including an energy transmitter configured to generate a magnetic field, an energy receiver configured to receive the magnetic field generated by the energy transmitter, and a magnetic shield configured to shield a leaked magnetic field that is not received by the energy receiver, the magnetic shield including at least one closed region through which the leaked magnetic field passes, and at least one open region including a protrusion through which the leaked magnetic field moves to an inside of the magnetic field shielding apparatus after absorbed into the closed region.Type: GrantFiled: May 19, 2017Date of Patent: April 21, 2020Assignee: Electronics and Telecommunications Research InstituteInventors: Byung Chan Kim, Sang-Won Kim, Seong-Min Kim, Jung Ick Moon, Sang Bong Jeon, In Kui Cho, Hyung Do Choi
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Patent number: 10581277Abstract: Provided is an apparatus for reducing an electromagnetic wave in a wireless power transmitter using a reducing coil, the apparatus that may cancel external emission of a magnetic field formed at a transmission coil using the reducing coil based on induced electromotive force.Type: GrantFiled: February 9, 2017Date of Patent: March 3, 2020Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sang Bong Jeon, Jung Ick Moon, Sang-Won Kim, Seong-Min Kim, In Kui Cho, Jong Hwa Kwon, Byung Chan Kim, Hyung Do Choi
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Patent number: 10505384Abstract: Disclosed is a wireless charging apparatus and method, the apparatus including a controller configured to control the wireless charging apparatus, and a transmitter configured to form a rotating magnetic field in a three-dimensional (3D) space in response to a first clock signal and a second clock signal generated under a control of the controller, wherein a phase difference between the first clock signal and the second clock signal is 90 degrees.Type: GrantFiled: February 9, 2017Date of Patent: December 10, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sang Won Kim, Seong Min Kim, Jung Ick Moon, Sang Bong Jeon, In Kui Cho, Je Hoon Yun, Dong Won Jang, Hyung Do Choi
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Patent number: 10492731Abstract: An exemplary embodiment of the present invention discloses a microwave signal processing method and apparatus which precisely focus a microwave onto a specific part of a biological tissue and rapidly images a temperature distribution in the biological tissue generated thereby.Type: GrantFiled: March 16, 2016Date of Patent: December 3, 2019Assignee: Electronics and Telecommunications Research InstituteInventors: Seong Ho Son, Jong Hwa Kwon, Soon Ik Jeon, Hyung Do Choi
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Patent number: 10483787Abstract: Provided is a wireless charging apparatus for performing wireless charging of an electronic device including a receiving coil located in a three-dimensional (3D) wireless charging zone using a plurality of transmitting coils arranged in the 3D wireless charging zone and at least one power source configured to supply a current to the plurality of transmitting coils.Type: GrantFiled: February 1, 2019Date of Patent: November 19, 2019Assignee: Electronics and Telecommunications Research InstituteInventors: In Kui Cho, Seong Min Kim, Jung Ick Moon, Duk Ju Ahn, Je Hoon Yun, Hyung Do Choi, Dong Won Jang
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Publication number: 20190273400Abstract: Provided is a wireless power reception apparatus which receives a power from a wireless power transmission apparatus. A wireless power reception apparatus which receives a power from a wireless power transmission apparatus, the wireless power reception apparatus comprising a duty controller configured to control a duty cycle; a power converter configured to convert an effective load resistance according to the duty cycle; a reception resonator configured to receive a power from a transmission coil of the wireless power transmission apparatus, wherein the duty cycle and a current of the transmission coil is adjusted based on a load resistance of the wireless power reception apparatus.Type: ApplicationFiled: May 17, 2019Publication date: September 5, 2019Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Duk Ju AHN, In Kui CHO, Seong Min KIM, Jung Ick MOON, Sang Bong JEON, Byung Chan KIM, Je Hoon YUN, Dong Won JANG, Hyung Do CHOI
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Publication number: 20190165600Abstract: Provided is a wireless charging apparatus for performing wireless charging of an electronic device including a receiving coil located in a three-dimensional (3D) wireless charging zone using a plurality of transmitting coils arranged in the 3D wireless charging zone and at least one power source configured to supply a current to the plurality of transmitting coils.Type: ApplicationFiled: February 1, 2019Publication date: May 30, 2019Applicant: Electronics and Telecommunications Research InstituteInventors: In Kui CHO, Seong Min KIM, Jung Ick MOON, Duk Ju AHN, Je Hoon YUN, Hyung Do CHOI, Dong Won JANG
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Patent number: 10298066Abstract: The wireless power reception apparatus includes: a duty controller configured to calculate an amount of current of a transmission coil required for the wireless power transmission apparatus and control a duty cycle by using at least one of distance information between the wireless power transmission apparatus and the wireless power reception apparatus or load current information; a power converter configured to convert an effective load resistance according to the duty cycle; a wireless data transmitter configured to transmit a signal that requires a control of the calculated amount of current of the transmission coil to the wireless power transmission apparatus; and a reception resonator configured to receive a power according to the amount of current of the transmission coil controlled by the signal that requires a control of the amount of current of the transmission coil from the wireless power transmission apparatus.Type: GrantFiled: August 18, 2016Date of Patent: May 21, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Duk Ju Ahn, In Kui Cho, Seong Min Kim, Jung Ick Moon, Sang Bong Jeon, Byung Chan Kim, Je Hoon Yun, Dong Won Jang, Hyung Do Choi
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Patent number: 10199853Abstract: Provided is a wireless charging apparatus for performing wireless charging of an electronic device including a receiving coil located in a three-dimensional (3D) wireless charging zone using a plurality of transmitting coils arranged in the 3D wireless charging zone and at least one power source configured to supply a current to the plurality of transmitting coils.Type: GrantFiled: November 29, 2016Date of Patent: February 5, 2019Assignee: Electronics and Telecommunications Research InstituteInventors: In Kui Cho, Seong Min Kim, Jung Ick Moon, Duk Ju Ahn, Je Hoon Yun, Hyung Do Choi, Dong Won Jang
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Patent number: 10122202Abstract: Provided is an energy charging apparatus including a transponder configured to transmit and receive radio energy, and a resonator configured to transmit the radio energy transmitted from the transponder to at least one external device and transmit the radio energy received from the at least one external device to the transponder, wherein each of the transponder and the resonator is provided in a form of a single module.Type: GrantFiled: August 3, 2015Date of Patent: November 6, 2018Assignee: Electronics and Telecommunications Research InstituteInventors: In Kui Cho, Seong Min Kim, Jung Ick Moon, Je Hoon Yun, Woo Jin Byun, Hyung Do Choi
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Publication number: 20180235112Abstract: Disclosed is a magnetic field shielding apparatus including an energy transmitter configured to generate a magnetic field, an energy receiver configured to receive the magnetic field generated by the energy transmitter, and a magnetic shield configured to shield a leaked magnetic field that is not received by the energy receiver, the magnetic shield including at least one closed region through which the leaked magnetic field passes, and at least one open region including a protrusion through which the leaked magnetic field moves to an inside of the magnetic field shielding apparatus after absorbed into the closed region.Type: ApplicationFiled: May 19, 2017Publication date: August 16, 2018Applicant: Electronics and Telecommunications Research Instit InstituteInventors: Byung Chan KIM, Sang-Won KIM, Seong-Min KIM, Jung Ick MOON, Sang Bong JEON, In Kui CHO, Hyung Do CHOI
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Publication number: 20180152049Abstract: Provided is an apparatus for reducing an electromagnetic wave in a wireless power transmitter using a reducing coil, the apparatus that may cancel external emission of a magnetic field formed at a transmission coil using the reducing coil based on induced electromotive force.Type: ApplicationFiled: February 9, 2017Publication date: May 31, 2018Applicant: Electronics and Telecommunications Research InstituteInventors: Sang Bong JEON, Jung Ick MOON, Sang-Won KIM, Seong-Min KIM, In Kui CHO, Jong Hwa KWON, Byung Chan KIM, Hyung Do CHOI
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Publication number: 20180138995Abstract: Disclosed herein are an apparatus and method for measuring a broadband Passive Intermodulation Distortion (PIMD) signal. The apparatus for measuring a broadband PIMD signal includes a Radio Frequency (RF) processing unit for combining one or more transmission signals into a single output signal and transmitting the output signal to a feeder so as to measure a PIMD signal and for generating a beat frequency signal using the PIMD signal received from the feeder, and a digital processing unit for transferring a control signal required so as to control the RF processing unit, receiving the beat frequency signal, and then measuring a location of a passive element in the feeder in which the PIMD signal has been generated by performing digital signal processing on the beat frequency signal.Type: ApplicationFiled: November 13, 2017Publication date: May 17, 2018Applicant: Electronics and Telecommunications Research InstituteInventors: Kyu-Min KANG, Jae-Cheol PARK, Seung-Keun PARK, Sung-Jin YOO, Hye-Yeon KWON, Yun-Bae KIM, Igor KIM, Jung-Sun UM, Young-Hwan LEE, Hoi-Yoon JUNG, Su-Na CHOI, Hyung-Do CHOI, Sung-Hyun HWANG
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Publication number: 20180131219Abstract: Disclosed is a wireless charging apparatus and method, the apparatus including a controller configured to control the wireless charging apparatus, and a transmitter configured to form a rotating magnetic field in a three-dimensional (3D) space in response to a first clock signal and a second clock signal generated under a control of the controller, wherein a phase difference between the first clock signal and the second clock signal is 90 degrees.Type: ApplicationFiled: February 9, 2017Publication date: May 10, 2018Applicant: Electronics and Telecommunications Research InstituteInventors: Sang Won KIM, Seong Min Kim, Jung Ick MOON, Sang Bong JEON, In Kui Cho, Je Hoon Yun, Dong Won Jang, Hyung Do Choi