Patents by Inventor Yang-Kyu Choi
Yang-Kyu 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).
-
Publication number: 20250149726Abstract: A battery module of the present disclosure includes: a plurality of battery cells each including an openable venting portion on a first surface, a bus bar assembly electrically connecting the plurality of battery cells, a cover portion covering the plurality of battery cells and including a through-hole in an area corresponding to an openable venting portion of a battery cell of the plurality of battery cells, and a cap portion covering the through-hole and detachably coupled to the cover portion.Type: ApplicationFiled: November 5, 2024Publication date: May 8, 2025Inventors: Tak Kyung YOO, Yang Kyu CHOI
-
Patent number: 12294116Abstract: A battery pack includes a plurality of battery modules including a first battery module and a second battery module; and a busbar electrically connecting the first battery module and the second battery module, wherein the first battery module or the second battery module includes a vent hole in a portion corresponding to a portion of the busbar.Type: GrantFiled: December 27, 2021Date of Patent: May 6, 2025Assignee: SK ON CO., LTD.Inventors: Seo Roh Rhee, Ha Chul Jeong, Yang Kyu Choi
-
Publication number: 20250079547Abstract: A battery system includes a battery pack including a pack frame, a plurality of battery modules disposed within the pack frame, and a cooling plate covering the plurality of battery modules and including an accommodation space for accommodating a refrigerant, a cooling passage connected to the cooling plate, a circulation pump connected to the cooling passage and configured to circulate the refrigerant within the cooling passage and the cooling plate, a pressure sensor disposed within the cooling passage, a plurality of temperature sensors disposed on the plurality of battery modules, and a processor electrically connected to the plurality of temperature sensors and the pressure sensor. The processor is configured to adjust an output of the circulation pump based on at least one of a temperature detected by one or more of the plurality of temperature sensors and pressure detected by the pressure sensor.Type: ApplicationFiled: August 12, 2024Publication date: March 6, 2025Inventors: Yang Kyu CHOI, Tak Kyung YOO
-
Publication number: 20250055146Abstract: The present disclosure relates to a busbar including a plate; and a plurality of slots formed at the plate, each extending along a first direction, and spaced apart from each other along a second direction which is different from the first direction, wherein the plate includes a body in which the plurality of slots are formed; and a first protrusion formed by extending at least a part of the body along the first direction, and a battery assembly including the same.Type: ApplicationFiled: July 25, 2024Publication date: February 13, 2025Inventors: Yang Kyu CHOI, Woo Young JO
-
Patent number: 12206124Abstract: A battery module includes a plurality of battery sub-packing units including at least one battery cell and a case in which the at least one battery cell is accommodated, and a body frame unit surrounding upper portions and outermost side portions of the plurality of battery sub-packing units, where lower portions of the plurality of battery sub-packing units are directly exposed to the outside.Type: GrantFiled: November 30, 2021Date of Patent: January 21, 2025Assignee: SK ON CO., LTD.Inventors: Yang Kyu Choi, Hae Ryong Jeon, Ha Chul Jeong, Seo Roh Rhee
-
Publication number: 20250023141Abstract: The present invention provides a battery module, which includes: a battery group formed by stacking a plurality of battery cells, each of which includes electrode tabs; a cooling housing including a cooling plate located corresponding to one side of sides of the battery group, in which the electrode tabs are not extended, and side plates located on both sides of the battery group perpendicular to the one side of the sides, thus to house the battery group; a cover plate located on the other side of the battery group; and a front cover part and a rear cover part, which are located at outermost front and rear of the battery group on both sides in a direction in which the electrode tabs are extended.Type: ApplicationFiled: October 2, 2024Publication date: January 16, 2025Inventors: Yang Kyu CHOI, Sol San SON, Dong Hun LIM, Seung Hoon JU
-
Publication number: 20250023142Abstract: The present invention provides a battery module, which includes: a battery group formed by stacking a plurality of battery cells, each of which includes electrode tabs; a cooling housing including a cooling plate located corresponding to one side of sides of the battery group, in which the electrode tabs are not extended, and side plates located on both sides of the battery group perpendicular to the one side of the sides, thus to house the battery group; a cover plate located on the other side of the battery group; and a front cover part and a rear cover part, which are located at outermost front and rear of the battery group on both sides in a direction in which the electrode tabs are extended.Type: ApplicationFiled: October 2, 2024Publication date: January 16, 2025Inventors: Yang Kyu CHOI, Sol San SON, Dong Hun LIM, Seung Hoon JU
-
Patent number: 12183821Abstract: Disclosed is a single transistor with a double gate structure for an adjustable firing threshold voltage and a neuromorphic system using the same. A single transistor neuron with a double gate structure according to an example embodiment includes a barrier material layer formed on a semiconductor substrate and comprising a hole barrier material or an electron barrier material; a floating body layer formed on the barrier material layer; a source and a drain formed at both sides of the floating body layer, respectively; a driving gate formed at a first side of the floating body layer without contacting the source and the drain; a control gate formed at a second side of the floating body layer without contacting the source and the drain; and a gate insulating film formed between the floating body layer and the driving gate and between the floating body layer and the control gate.Type: GrantFiled: June 14, 2021Date of Patent: December 31, 2024Assignee: Korea Advanced Institute of Science and TechnologyInventors: Yang-Kyu Choi, Joon-Kyu Han
-
Patent number: 12176505Abstract: The present invention provides a battery module, which includes: a battery group formed by stacking a plurality of battery cells, each of which includes electrode tabs; a cooling housing including a cooling plate located corresponding to one side of sides of the battery group, in which the electrode tabs are not extended, and side plates located on both sides of the battery group perpendicular to the one side of the sides, thus to house the battery group; a cover plate located on the other side of the battery group; and a front cover part and a rear cover part, which are located at outermost front and rear of the battery group on both sides in a direction in which the electrode tabs are extended.Type: GrantFiled: December 26, 2018Date of Patent: December 24, 2024Assignee: SK ON CO., LTD.Inventors: Yang Kyu Choi, Sol San Son, Dong Hun Lim, Seung Hoon Ju
-
Patent number: 12160010Abstract: A pouch-type battery cell includes an electrode assembly, a pouch having at least one electrode accommodation portion accommodating the electrode assembly therein and a sealing portion for sealing the electrode assembly, and electrode leads electrically connected to the electrode assembly and exposed externally of the pouch through the sealing portion, wherein the electrode accommodation portion includes a body portion of which a width is greater than a height thereof, and an extension portion extending from a central portion of the body portion in a width direction to one side and having a width narrower than the width of the body portion, the electrode leads are disposed outside the extension portion in the width direction, and an end of the electrode leads has a height lower than an outer portion of the pouch.Type: GrantFiled: November 11, 2021Date of Patent: December 3, 2024Assignee: SK ON CO., LTD.Inventors: Yang Kyu Choi, Seo Roh Rhee, Young Sun Choi, Eun Jeong Choi
-
Publication number: 20240387903Abstract: A battery pack includes: a plurality of battery assemblies, respectively including a cell stack in which a plurality of battery cells are stacked; a pack housing forming an accommodation space that accommodates the plurality of battery assemblies and including an upper cooling plate, a lower cooling plate, and a side wall extending between the upper cooling plate and the lower cooling plate; a first heat conduction member disposed between the plurality of battery assemblies and the upper cooling plate; and a second heat conduction member disposed between the plurality of battery assemblies and the lower cooling plate, in which each of the first heat conduction member and the second heat conduction member is in contact with the cell stack.Type: ApplicationFiled: March 21, 2024Publication date: November 21, 2024Inventors: Tak Kyung YOO, Jeong Joo LEE, Seung Hun LEE, Yang Kyu CHOI
-
Publication number: 20240363944Abstract: A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.Type: ApplicationFiled: July 5, 2024Publication date: October 31, 2024Inventors: Seo Roh RHEE, Seung Hoon JU, Sol San SON, Ha Chul JEONG, Yang Kyu CHOI, Ha Neul CHOI
-
Patent number: 12068495Abstract: A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.Type: GrantFiled: March 5, 2021Date of Patent: August 20, 2024Assignee: SK ON CO., LTD.Inventors: Seo Roh Rhee, Seung Hoon Ju, Sol San Son, Ha Chul Jeong, Yang Kyu Choi, Ha Neul Choi
-
Publication number: 20240274946Abstract: A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.Type: ApplicationFiled: April 23, 2024Publication date: August 15, 2024Inventors: Hae Ryong JEON, Yang Kyu CHOI, Tae Il KIM, Kang Gu LEE
-
Publication number: 20240235554Abstract: A ternary logic element including a transistor and a switching element. The transistor includes a channel layer including silicon, an input electrode, an output electrode, and a control electrode. The switching element includes an emitter, a base extending from the emitter, and a collector extending from the base. When a first control voltage is applied to the control electrode, the ternary logic element outputs a first voltage, and when a second control voltage different from the first control voltage is applied to the control electrode, the ternary logic element outputs a second voltage different from the first voltage, and when a third control voltage different from the first control voltage and the second control voltage is applied to the control electrode, the ternary logic element outputs a third voltage different from the first voltage and the second voltage.Type: ApplicationFiled: August 7, 2023Publication date: July 11, 2024Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Yang Kyu CHOI, Joon Kyu HAN
-
Publication number: 20240234584Abstract: A synapse device, a manufacturing method thereof, and a neuromorphic device including the synapse device are disclosed. The synapse device may include a channel member, a tunnel insulating layer disposed on the channel member, a charge trap layer disposed on the tunnel insulating layer, a blocking insulating layer disposed on the charge trap layer, a gate electrode disposed on the blocking insulating layer, a first terminal and a second terminal respectively connected to first and second regions of the channel member, and first and second conductors respectively bonded to the first and second terminals The charge trap layer may have a multilayer structure including a first trap layer disposed adjacent to the channel member and a second trap layer disposed adjacent to the gate electrode. The first trap layer may have a trap of a shallower level than that of the second trap layer.Type: ApplicationFiled: August 2, 2023Publication date: July 11, 2024Inventors: Yang Kyu CHOI, Ji Man YU, Seong-Yeon KIM
-
Patent number: 11996574Abstract: A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.Type: GrantFiled: November 30, 2021Date of Patent: May 28, 2024Assignee: SK ON CO., LTD.Inventors: Hae Ryong Jeon, Yang Kyu Choi, Tae Il Kim, Kang Gu Lee
-
Patent number: 11996567Abstract: A battery module includes a plurality of secondary battery cells, a housing member accommodating a plurality of the secondary battery cells therein, and an insulating member disposed on an inner surface of the housing member, preventing flow of electrical current to the housing member, having a heat transfer function to discharge heat of the secondary battery cell externally, and formed to have a predetermined thickness.Type: GrantFiled: November 23, 2020Date of Patent: May 28, 2024Assignee: SK ON CO., LTD.Inventors: Myeong Hwan Ma, Seok Min Kim, Seo Roh Rhee, Hae Ryong Jeon, Seung Hoon Ju, Yang Kyu Choi, Dong Ha Hwang
-
Publication number: 20240136445Abstract: A synapse device, a manufacturing method thereof, and a neuromorphic device including the synapse device are disclosed. The synapse device may include a channel member, a tunnel insulating layer disposed on the channel member, a charge trap layer disposed on the tunnel insulating layer, a blocking insulating layer disposed on the charge trap layer, a gate electrode disposed on the blocking insulating layer, a first terminal and a second terminal respectively connected to first and second regions of the channel member, and first and second conductors respectively bonded to the first and second terminals The charge trap layer may have a multilayer structure including a first trap layer disposed adjacent to the channel member and a second trap layer disposed adjacent to the gate electrode. The first trap layer may have a trap of a shallower level than that of the second trap layer.Type: ApplicationFiled: August 1, 2023Publication date: April 25, 2024Inventors: Yang Kyu CHOI, Ji Man YU, Seong-Yeon KIM
-
Publication number: 20240137024Abstract: A ternary logic element including a transistor and a switching element. The transistor includes a channel layer including silicon, an input electrode, an output electrode, and a control electrode. The switching element includes an emitter, a base extending from the emitter, and a collector extending from the base. When a first control voltage is applied to the control electrode, the ternary logic element outputs a first voltage, and when a second control voltage different from the first control voltage is applied to the control electrode, the ternary logic element outputs a second voltage different from the first voltage, and when a third control voltage different from the first control voltage and the second control voltage is applied to the control electrode, the ternary logic element outputs a third voltage different from the first voltage and the second voltage.Type: ApplicationFiled: August 6, 2023Publication date: April 25, 2024Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Yang Kyu CHOI, Joon Kyu HAN