Patents by Inventor Joo Young Choi
Joo Young 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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Patent number: 11969397Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.Type: GrantFiled: November 7, 2019Date of Patent: April 30, 2024Assignee: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Mi-La Cho, Dong-Yun Shin, Jong-Young Choi, Chul-Woo Yang, Sung-Hwan Park, Seon-Yeong Lee, Min-Jung Park, Joo-Yeon Jhun, Se-Young Kim, Hyeon-Beom Seo, Jae-Yoon Ryu, Keun-Hyung Cho
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Patent number: 11961432Abstract: A display device includes a display area and a non-display area disposed around the display area and including a pad area. The display device includes a resistance checker disposed in the non-display area, resistance test pads disposed in the pad area, resistance test lines connecting the resistance checker with the resistance test pad, and crack test lines disposed on the outer side of the resistance checker. The resistance test lines intersect the crack test lines in a plan view.Type: GrantFiled: July 1, 2020Date of Patent: April 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Joo Hye Jung, Keon Woo Kim, Dong Hyun Lee, Deuk Jong Kim, Deok Young Choi
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Patent number: 11940814Abstract: Disclosed herein are a cooperative driving method based on driving negotiation and an apparatus for the same. The cooperative driving method is performed by a cooperative driving apparatus for cooperative driving based on driving negotiation, and includes determining whether cooperative driving is possible in consideration of a driving mission of a requesting vehicle that requests cooperative driving with neighboring vehicles, when it is determined that cooperative driving is possible, setting a responding vehicle from which cooperative driving is to be requested among the neighboring vehicles, performing driving negotiation between the requesting vehicle and the responding vehicle based on a driving negotiation protocol, and when the driving negotiation is completed, performing cooperative driving by providing driving guidance information for vehicle control to at least one of the requesting vehicle and the responding vehicle.Type: GrantFiled: November 22, 2021Date of Patent: March 26, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Yoo-Seung Song, Joo-Young Kim, Kyoung-Wook Min, Yong-Woo Jo, Jeong-Dan Choi
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Patent number: 11476215Abstract: A method of manufacturing a semiconductor package is provided and includes forming a protective layer on a passivation layer and a connection pad of a semiconductor chip exposed by a first opening of the passivation layer, forming an insulating layer on the protective layer, forming a via hole penetrating the insulating layer to expose the protective layer, forming a second opening by removing a portion of the protective layer through the via hole, and forming a connection via filling the via hole and the second opening and a redistribution layer on the connection via. The second opening and the via hole are connected to have a stepped portion. The first opening has a width narrower closer to the connection pad, and the second opening has a width wider closer to the connection pad.Type: GrantFiled: April 29, 2021Date of Patent: October 18, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hoon Choi, Doo Hwan Lee, Joo Young Choi, Sung Han, Byung Ho Kim
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Publication number: 20220121905Abstract: An apparatus for anonymizing personal information according to an embodiment may include an encoder configured to generate an input latent vector by extracting a feature of input data, a generator configured to generate reconstructed data by demodulating a predetermined content vector based on a style vector generated based on the input latent vector, and a discriminator configured to discriminate genuine data and fake data by receiving the reconstructed data and real data.Type: ApplicationFiled: October 26, 2020Publication date: April 21, 2022Inventors: Yong Hyun JEONG, Chang Hyeon BAE, Sung Roh YOON, Heon Seok HA, Sung Won KIM, Joo Young CHOI
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Patent number: 11302902Abstract: The invention refers to a method for manufacturing an electrode assembly for a battery cell, whereat segments of a first electrode are placed between a continuous first separator sheet and a continuous second separator sheet; segments of a second electrode are placed on an opposite side of the first separator sheet in respect of the segments of the first electrode and on an opposite side of the second separator sheet in respect of the segments of the first electrode such that a tape element is formed; and the tape element is folded such that the segments of the first electrode and the segments of the second electrode are aligned in a stacking direction. The invention also refers to a battery cell, in particular a lithium ion battery cell, comprising an electrode assembly manufactured using the method according to the invention.Type: GrantFiled: April 16, 2019Date of Patent: April 12, 2022Assignees: ROBERT BOSCH GMBH, GS YUASA INTERNATIONAL LTDInventors: Joo Young Choi, Sarmimala Hore
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Publication number: 20220029143Abstract: The invention describes a method (10) for producing a positive electrode for a battery cell, comprising an active material and a conductive additive, wherein the active material has a first number of, in particular spherical, active material particles with a first mean diameter, and wherein the conductive additive has a second number of, in particular spherical, conductive additive particles with a second mean diameter, wherein the active material and the conductive additive are provided in a first method step (102), wherein the number of conductive additive particles is adjusted depending on a ratio of the second mean diameter to the first mean diameter and on the number of active material particles.Type: ApplicationFiled: November 11, 2019Publication date: January 27, 2022Inventors: Joo Young Choi, Younggeun Choi
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Publication number: 20220013763Abstract: The invention relates to an electrode of a battery cell, in particular a positive electrode of a lithium-ion battery cell, in the present case in the form of an electrode layer (102, 202, 302) and comprising an active material having a plurality of active material particles (106, 206, 306), characterised in that a thickness of the electrode layer (102, 202, 302) is at least twice as large as a maximum diameter of the active material particles (106, 206, 306).Type: ApplicationFiled: October 21, 2019Publication date: January 13, 2022Inventors: Joo Young Choi, Younggeun Choi
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Publication number: 20210399337Abstract: The invention relates to a solid electrolyte material (1) for an electrochemical cell (10), particularly a lithium ion battery cell, comprising: at least one garnet-type lithium ion-conducting solid electrolyte (2), and at least one coating material (3), which is applied to at least a part of the surface of the garnet-type lithium ion-conducting solid electrolyte (2), the at least one coating material (3) comprising at least one lithium ion-conducting compound, which is chemically stable against air and humidity. The invention further relates to a method for producing the solid electrolyte material (1), the use thereof, and an electrochemical cell (10) comprising the solid electrolyte material (1).Type: ApplicationFiled: October 21, 2019Publication date: December 23, 2021Inventors: Joo Young Choi, Aslihan Oeruem Aydin, Hyunchul Roh
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Publication number: 20210265296Abstract: A method of manufacturing a semiconductor package is provided and includes forming a protective layer on a passivation layer and a connection pad of a semiconductor chip exposed by a first opening of the passivation layer, forming an insulating layer on the protective layer, forming a via hole penetrating the insulating layer to expose the protective layer, forming a second opening by removing a portion of the protective layer through the via hole, and forming a connection via filling the via hole and the second opening and a redistribution layer on the connection via. The second opening and the via hole are connected to have a stepped portion. The first opening has a width narrower closer to the connection pad, and the second opening has a width wider closer to the connection pad.Type: ApplicationFiled: April 29, 2021Publication date: August 26, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hoon Choi, Doo Hwan Lee, Joo Young Choi, Sung Han, Byung Ho Kim
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Patent number: 11011485Abstract: A semiconductor package includes: a semiconductor chip including a passivation film disposed on an active surface and having a first opening exposing at least a portion of a connection pad and a protective film disposed on the passivation film, filling at least a portion in the first opening, and having a second opening exposing at least a portion of the connection pad in the first opening; an encapsulant covering at least a portion of the semiconductor chip; and the connection structure including an insulating layer having a via hole connected to the second opening to expose at least a portion of the connection pad, a redistribution layer, and a connection via connecting the connection pad to the redistribution layer while filling at least a portion of each of the via hole and the second opening. The second opening and the via hole are connected to have a stepped portion.Type: GrantFiled: March 6, 2019Date of Patent: May 18, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hoon Choi, Doo Hwan Lee, Joo Young Choi, Sung Han, Byung Ho Kim
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Patent number: 10872863Abstract: A semiconductor package includes a connection member having a first surface and a second surface opposing each other and including a first redistribution layer on the second surface and at least one second redistribution layer on a level different from a level of the first redistribution layer; a semiconductor chip on the first surface of the connection member; a passivation layer on the second surface of the connection member, and including openings; UBM layers connected to the first redistribution layer through the openings; and electrical connection structures on UBM layers. An interface between the passivation layer and the UBM layers has a first unevenness surface, an interface between the passivation layer and the first redistribution layer has a second unevenness surface, connected to the first unevenness surface, and the second unevenness surface has a surface roughness greater than a surface roughness of the second redistribution layer.Type: GrantFiled: December 11, 2018Date of Patent: December 22, 2020Assignee: SAMSUNG ELECTRONICS CO.. LTD.Inventors: Joo Young Choi, Doo Hwan Lee, Da Hee Kim, Jae Hoon Choi, Byung Ho Kim
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Patent number: 10866451Abstract: A display device includes: a first substrate including a display area; a thin film transistor positioned on the first substrate; a pixel electrode connected to the thin film transistor; a color filter overlapping the pixel electrode; a second substrate overlapping the first substrate; a liquid crystal layer positioned between the first substrate and the second substrate; and a stain correction layer positioned between the second substrate and the liquid crystal layer and including a semiconductor nanocrystal. The display area includes a first region and a second region excluding the first region. The stain correction layer is positioned in the first region.Type: GrantFiled: September 12, 2018Date of Patent: December 15, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Joo Young Choi, Yoon Seop Shim, Gyu Ik Kim, Hyo Taek Lim
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Patent number: 10770416Abstract: A semiconductor package includes a connection member having first and second surfaces opposing each other and including at least one insulating layer and redistribution layer, the redistribution layer including a via penetrating through the insulating layer and a RDL pattern connected to the via while being located on an upper surface of the insulating layer; a semiconductor chip disposed on the first surface and including a connection pad connected to the redistribution layer; and an encapsulant disposed on the first surface and encapsulating the semiconductor chip. The redistribution layer includes a seed layer disposed on a surface of the insulating layer and a plating layer disposed on the seed layer. An interface between the insulating layer and a portion of the seed layer constituting the via includes a first uneven surface with a surface roughness of 30 nm or more.Type: GrantFiled: February 22, 2019Date of Patent: September 8, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung Ho Kim, Jae Hoon Choi, Joo Young Choi
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Publication number: 20200136180Abstract: A composite film (1) comprising a composition comprising at least one solid electrolyte and at least one binder, wherein the fraction of binder in the composition increases with decreasing distance from the margins (30, 31) of the composite film (1). Also a method for producing a composite film (1) of this kind, to the use thereof, and also a solid-state electrochemical cell comprising a composite film (1) of this kind.Type: ApplicationFiled: October 30, 2019Publication date: April 30, 2020Inventors: Hyunchul Roh, Alexander Reitzle, Joo Young Choi, Tobias Bach
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Patent number: 10622273Abstract: A semiconductor package includes a support member having first and second surfaces, having a cavity, and including a wiring structure, a semiconductor chip having connection pads, a connection member including a first insulating layer, a first redistribution layer on the first insulating layer, and a plurality of first vias connecting the wiring structure and the connection pads to the first redistribution layer and an encapsulant encapsulating the semiconductor chip, The wiring structure includes wiring patterns disposed on the second surface of the support member, and the first insulating layer includes a first insulating coating covering the wiring patterns and a second insulating coating disposed on the first insulating coating and having a higher level of flatness than that of the first insulating coating.Type: GrantFiled: June 12, 2018Date of Patent: April 14, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joo Young Choi, Joon Sung Kim, Young Min Kim, Da Hee Kim, Tae Wook Kim, Byung Ho Kim
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Publication number: 20200091099Abstract: A semiconductor package includes: a semiconductor chip including a passivation film disposed on an active surface and having a first opening exposing at least a portion of a connection pad and a protective film disposed on the passivation film, filling at least a portion in the first opening, and having a second opening exposing at least a portion of the connection pad in the first opening; an encapsulant covering at least a portion of the semiconductor chip; and the connection structure including an insulating layer having a via hole connected to the second opening to expose at least a portion of the connection pad, a redistribution layer, and a connection via connecting the connection pad to the redistribution layer while filling at least a portion of each of the via hole and the second opening. The second opening and the via hole are connected to have a stepped portion.Type: ApplicationFiled: March 6, 2019Publication date: March 19, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hoon Choi, Doo Hwan Lee, Joo Young Choi, Sung Han, Byung Ho Kim
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Publication number: 20200075492Abstract: A semiconductor package includes a connection member having a first surface and a second surface opposing each other and including a first redistribution layer on the second surface and at least one second redistribution layer on a level different from a level of the first redistribution layer; a semiconductor chip on the first surface of the connection member; a passivation layer on the second surface of the connection member, and including openings; UBM layers connected to the first redistribution layer through the openings; and electrical connection structures on UBM layers. An interface between the passivation layer and the UBM layers has a first unevenness surface, an interface between the passivation layer and the first redistribution layer has a second unevenness surface, connected to the first unevenness surface, and the second unevenness surface has a surface roughness greater than a surface roughness of the second redistribution layer.Type: ApplicationFiled: December 11, 2018Publication date: March 5, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joo Young CHOI, Doo Hwan LEE, Da Hee KIM, Jae Hoon CHOI, Byung Ho KIM
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Publication number: 20200075517Abstract: A semiconductor package includes a connection member having first and second surfaces opposing each other and including at least one insulating layer and redistribution layer, the redistribution layer including a via penetrating through the insulating layer and a RDL pattern connected to the via while being located on an upper surface of the insulating layer; a semiconductor chip disposed on the first surface and including a connection pad connected to the redistribution layer; and an encapsulant disposed on the first surface and encapsulating the semiconductor chip. The redistribution layer includes a seed layer disposed on a surface of the insulating layer and a plating layer disposed on the seed layer. An interface between the insulating layer and a portion of the seed layer constituting the via includes a first uneven surface with a surface roughness of 30 nm or more.Type: ApplicationFiled: February 22, 2019Publication date: March 5, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Byung Ho KIM, Jae Hoon CHOI, Joo Young CHOI
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Patent number: 10515916Abstract: A fan-out semiconductor package includes: a first interconnection member having a through-hole; a semiconductor chip disposed in the through-hole and having an active surface having connection pads disposed thereon and an inactive surface; a second interconnection member disposed on the first interconnection member and the active surface of the semiconductor chip and including a redistribution layer electrically connected to the connection pads; and an encapsulant encapsulating at least portions of the first interconnection member and the semiconductor chip.Type: GrantFiled: July 2, 2018Date of Patent: December 24, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dae Jung Byun, Byung Ho Kim, Pyung Hwa Han, Joo Young Choi, Ung Hui Shin