Patents by Inventor Sang Hyun Ryu
Sang Hyun Ryu 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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Patent number: 12206278Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: GrantFiled: April 10, 2023Date of Patent: January 21, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
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Patent number: 12172234Abstract: Embodiments relate to laser welding methods, monitoring methods, and monitoring systems for a secondary battery. A laser welding method for a secondary battery includes performing laser welding on a positive electrode base having a thin-film shape in which a plurality of positive electrode base tabs are formed at a side, a negative electrode base having a thin-film shape in which a plurality of negative electrode base tabs are formed at a side, and a thin-film multi-tab to be joined to each of the positive electrode base and the negative electrode base, a welded portion in which the multi-tab is welded with the positive electrode base and the negative electrode base being melting-joined by using a laser such that a plurality of welding spots is formed on the welded portion.Type: GrantFiled: December 22, 2023Date of Patent: December 24, 2024Assignee: Samsung SDI Co., Ltd.Inventors: Jae Hoon Roh, Sang Hyun Ryu, Myung Jun Park, Seong Bae An, Yong Gyu An, Hee Dong Jung, Jin Gyu Heo
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Publication number: 20240123548Abstract: Embodiments relate to laser welding methods, monitoring methods, and monitoring systems for a secondary battery. A laser welding method for a secondary battery includes performing laser welding on a positive electrode base having a thin-film shape in which a plurality of positive electrode base tabs are formed at a side, a negative electrode base having a thin-film shape in which a plurality of negative electrode base tabs are formed at a side, and a thin-film multi-tab to be joined to each of the positive electrode base and the negative electrode base, a welded portion in which the multi-tab is welded with the positive electrode base and the negative electrode base being melting-joined by using a laser such that a plurality of welding spots is formed on the welded portion.Type: ApplicationFiled: December 22, 2023Publication date: April 18, 2024Inventors: Jae Hoon ROH, Sang Hyun RYU, Myung Jun PARK, Seong Bae AN, Yong Gyu AN, Hee Dong JUNG, Jin Gyu HEO
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Publication number: 20240116135Abstract: An apparatus for manufacturing a secondary battery includes: an index table configured to receive a secondary battery cell, the secondary battery cell including an electrode assembly, a can accommodating the electrode assembly, and an electrode tab between the electrode assembly and the can to electrically connect the electrode assembly to the can; a laser scanner configured to irradiate laser onto an outer surface of the can to weld the electrode tab to the can; and a controller configured to variably control the laser scanner according to an operation of the index table.Type: ApplicationFiled: August 18, 2023Publication date: April 11, 2024Inventors: Yong Gyu AN, Tae Jin YOON, Su Sang CHO, Seong Bae AN, Sang Hyun RYU, Jae Hoon ROH, Myung Jun PARK
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Patent number: 11897054Abstract: Embodiments relate to laser welding methods, monitoring methods, and monitoring systems for a secondary battery. A laser welding method for a secondary battery includes performing laser welding on a positive electrode base having a thin-film shape in which a plurality of positive electrode base tabs are formed at a side, a negative electrode base having a thin-film shape in which a plurality of negative electrode base tabs are formed at a side, and a thin-film multi-tab to be joined to each of the positive electrode base and the negative electrode base, a welded portion in which the multi-tab is welded with the positive electrode base and the negative electrode base being melting-joined by using a laser such that a plurality of welding spots is formed on the welded portion.Type: GrantFiled: February 10, 2021Date of Patent: February 13, 2024Assignee: Samsung SDI Co., Ltd.Inventors: Jae Hoon Roh, Sang Hyun Ryu, Myung Jun Park, Seong Bae An, Yong Gyu An, Hee Dong Jung, Jin Gyu Heo
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Patent number: 11806807Abstract: Disclosed is a laser welding method for a secondary battery, in which a first electrode substrate tab and a second electrode substrate tab are laser-welded onto a first electrode uncoated region of a first electrode plate and a second electrode uncoated region of a second electrode plate, respectively, wherein the first electrode substrate tab and the second electrode substrate tab are fusion-bonded with a laser beam so as to have a preset welding pattern at welding portions thereof.Type: GrantFiled: October 27, 2021Date of Patent: November 7, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Yong Gyu An, Hyung Bin Park, Hee Dong Jung, Jin Gyu Heo, Myung Jun Park, Jae Hoon Roh, Sang Hyun Ryu, Seong Bae An
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Publication number: 20230246475Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: ApplicationFiled: April 10, 2023Publication date: August 3, 2023Inventors: Ku-Chul JUNG, Chul-Woo PARK, Sung-Geun YOON, Sang-Hyun RYU
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Patent number: 11626748Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: GrantFiled: February 18, 2022Date of Patent: April 11, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
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Publication number: 20220173622Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: ApplicationFiled: February 18, 2022Publication date: June 2, 2022Inventors: Ku-Chul JUNG, Chul-Woo PARK, Sung-Geun YOON, Sang-Hyun RYU
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Publication number: 20220126399Abstract: Disclosed is a laser welding method for a secondary battery, in which a first electrode substrate tab and a second electrode substrate tab are laser-welded onto a first electrode uncoated region of a first electrode plate and a second electrode uncoated region of a second electrode plate, respectively, wherein the first electrode substrate tab and the second electrode substrate tab are fusion-bonded with a laser beam so as to have a preset welding pattern at welding portions thereof.Type: ApplicationFiled: October 27, 2021Publication date: April 28, 2022Inventors: Yong Gyu AN, Hyung Bin PARK, Hee Dong JUNG, Jin Gyu HEO, Myung Jun PARK, Jae Hoon ROH, Sang Hyun RYU, Seong Bae AN
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Patent number: 11258303Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: GrantFiled: February 1, 2019Date of Patent: February 22, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
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Publication number: 20210252638Abstract: Embodiments relate to laser welding methods, monitoring methods, and monitoring systems for a secondary battery. A laser welding method for a secondary battery includes performing laser welding on a positive electrode base having a thin-film shape in which a plurality of positive electrode base tabs are formed at a side, a negative electrode base having a thin-film shape in which a plurality of negative electrode base tabs are formed at a side, and a thin-film multi-tab to be joined to each of the positive electrode base and the negative electrode base, a welded portion in which the multi-tab is welded with the positive electrode base and the negative electrode base being melting-joined by using a laser such that a plurality of welding spots is formed on the welded portion.Type: ApplicationFiled: February 10, 2021Publication date: August 19, 2021Inventors: Jae Hoon ROH, Sang Hyun RYU, Myung Jun PARK, Seong Bae AN, Yong Gyu AN, Hee Dong JUNG, Jin Gyu HEO
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Patent number: 11088563Abstract: The present invention relates to an electronic device, and to an electronic device and method for controlling wireless charging.Type: GrantFiled: September 21, 2017Date of Patent: August 10, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-Deok Seo, Ku-Chul Jung, Sang-Hyun Ryu, Min-Jeong Lee
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Patent number: 11031788Abstract: An electronic device is disclosed, and includes a battery supplying power to the electronic device, a charging circuit charging the battery, and a processor. The processor is configured to obtain context information associated with charging of the battery, if the context information satisfies a first specified condition, to set a timer associated with a charging time of the charging circuit to a first time, if the context information satisfies a second specified condition, to set the timer to a second time different from the first time, and to charge the battery by using the charging circuit during the first time corresponding to the first specified condition or the second time corresponding to the second specified condition.Type: GrantFiled: December 20, 2017Date of Patent: June 8, 2021Inventors: Chul Woo Park, Sang Hyun Ryu, Ku Chul Jung, Se Young Jang, Chi Hyun Cho
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Patent number: 10971942Abstract: An electronic device including: a housing, a battery mounted within the housing, a power interface disposed to or within the housing and configured to receive power from an external power source wirelessly or through a wire, and a circuit configured to electrically connect the battery and the power interface. The circuit includes a first electrical path configured to supply a first part of a current supply from the power interface to the battery, and a second electrical path configured to supply a second part of the current supply from the power interface to the battery and connected to the battery in parallel to the first electrical path. The circuit is configured to selectively control the current supply to the battery via the second electrical path at least partially based on at least one of a charge level of the battery or a signal from a sensor disposed in the housing.Type: GrantFiled: November 10, 2016Date of Patent: April 6, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Sang-Hyun Ryu, Chul-Woo Park, Sung-Geun Yoon
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Patent number: 10928875Abstract: Disclosed is an electronic device including a battery; an interface that receives an external power; a system circuit including a processor; and a power management circuit, wherein the power management circuit is configured to detect an input of the external power through the interface; identify a voltage of the battery in response to the detection of the input of the external power; when the voltage of the battery belongs to a first designated voltage range, avoid charging the battery using the input external power and supply the input external power to the system circuit; and when the voltage of the battery belongs to a second designated voltage range, charge the battery using at least some of the input external power.Type: GrantFiled: March 14, 2018Date of Patent: February 23, 2021Inventors: Ku-Chul Jung, Chui-Woo Park, Sang-Hyun Ryu, Min-Jung Park, Jeong-Ho Lee, Chi-Hyun Cho
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Patent number: 10581256Abstract: Various embodiments relating to an electronic device and a method based on a battery leakage state have been described. According to an example embodiment, an electronic device includes a display; a communication circuit; a battery; a current sensor configured to measure a charge current used for charging the battery; and a processor, wherein the processor may be configured to measure a charge current using the current sensor, to determine a leakage state of the battery based on at least a part of the charge current, and to provide a notification corresponding to the leakage state through the display and/or perform a specified function corresponding to the leakage state based on at least a part of the leakage state.Type: GrantFiled: March 9, 2018Date of Patent: March 3, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Chul-Woo Park, Sang-Hyun Ryu, Min-Jung Park, Jeong-Ho Lee, Chi-Hyun Cho
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Publication number: 20200021126Abstract: The present invention relates to an electronic device, and to an electronic device and method for controlling wireless charging.Type: ApplicationFiled: September 21, 2017Publication date: January 16, 2020Inventors: Hyun-Deok SEO, Ku-Chul JUNG, Sang-Hyun RYU, Min-Jeong LEE
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Publication number: 20190165613Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: ApplicationFiled: February 1, 2019Publication date: May 30, 2019Inventors: Ku-Chul JUNG, Chul-Woo PARK, Sung-Geun YOON, Sang-Hyun RYU
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Patent number: 10199872Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.Type: GrantFiled: August 18, 2016Date of Patent: February 5, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu