Patents by Inventor Chae-Sung LEE
Chae-Sung LEE 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: 20250100425Abstract: Automated swivel seat and control method thereof are provided. Automated swivel seat comprising a base part fixed to a lower frame of the vehicle and comprising a first through hole formed in a central part thereof, a seat support part fixed to a lower side of a seat frame and configured to rotate on the base part, a swivel structure disposed between the base part and the seat support part and comprising an upper swivel plate coupled to the seat support part and a lower coupling plate coupled to the base part, a first gear coupled to one side of the upper swivel plate, a second gear engage with the first gear, a motor part configured to provide power to the second gear, a sensor part configured to generate gear measurement values comprising a rotation direction and a rotation angle of the seat support part.Type: ApplicationFiled: November 29, 2023Publication date: March 27, 2025Inventors: Jae Yel Song, Hai Tai Choi, Chae Sung Song, Se Gil Shin, Sang Ho Lee, Man Gi Lee, Yong Choi
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Publication number: 20240234379Abstract: A stack package, and a method of manufacturing the same, includes a heat dissipation layer formed on a carrier. Also semiconductor dies are sequentially offset stacked on the heat dissipation layer. Vertical connectors connected to the semiconductor dies are formed. An encapsulant layer coupled to the heat dissipation layer is formed to encapsulate the vertical connectors and the semiconductor dies. Redistribution layers connected to the vertical connectors are formed on the encapsulant layer.Type: ApplicationFiled: March 27, 2024Publication date: July 11, 2024Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Kyoung Tae EUN, Chae Sung LEE
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Publication number: 20240030192Abstract: A stack package, and a method of manufacturing the same, includes a first encapsulant layer formed on a carrier. Also semiconductor dies are sequentially offset stacked on the first encapsulant layer. Vertical connectors connected to the semiconductor dies are formed. A second encapsulant layer coupled to the first encapsulant layer is formed to encapsulate the vertical connectors and the semiconductor dies. Redistribution layers connected to the vertical connectors are formed on the second encapsulant layer.Type: ApplicationFiled: October 2, 2023Publication date: January 25, 2024Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Chae Sung LEE
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Patent number: 11804474Abstract: A stack package, and a method of manufacturing the same, includes a first encapsulant layer formed on a carrier. Also semiconductor dies are sequentially offset stacked on the first encapsulant layer. Vertical connectors connected to the semiconductor dies are formed. A second encapsulant layer coupled to the first encapsulant layer is formed to encapsulate the vertical connectors and the semiconductor dies. Redistribution layers connected to the vertical connectors are formed on the second encapsulant layer.Type: GrantFiled: September 8, 2021Date of Patent: October 31, 2023Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Chae Sung Lee
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Patent number: 11784162Abstract: A semiconductor package includes at least one semiconductor chip disposed in such a way that an active surface with chip pads faces a redistribution layer, vertical interconnectors extending in a vertical direction from the chip pads toward the redistribution layer, wherein each of the vertical connectors has a first end portion that is connected to a corresponding chip pad and a second end portion that is disposed on an opposite end of each vertical interconnector in relation to the first end portion, and a molding layer covering the semiconductor chip and the vertical interconnectors while exposing a surface of each of the second end portions of the vertical interconnectors, wherein the redistribution layer is formed over the molding layer, the redistribution layer having a redistribution land that is in contact with the surface of the second end portion, and wherein a width of the surface of the second end portion is greater than a width of an extension portion between the first end portion and the secondType: GrantFiled: January 21, 2021Date of Patent: October 10, 2023Assignee: SK hynix Inc.Inventors: Tae Hoon Kim, Chae Sung Lee
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Patent number: 11502028Abstract: A semiconductor package is described. The semiconductor packager includes a chip stack mounted over a package substrate, a first wire disposed over the package substrate, and a molding layer surrounding the chip stack and the first wire. The first wire has an acute angle.Type: GrantFiled: February 15, 2021Date of Patent: November 15, 2022Assignee: SK hynix Inc.Inventors: Chae Sung Lee, Jong Hoon Kim
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Publication number: 20220293564Abstract: A stack package, and a method of manufacturing the same, includes a first encapsulant layer formed on a carrier. Also semiconductor dies are sequentially offset stacked on the first encapsulant layer. Vertical connectors connected to the semiconductor dies are formed. A second encapsulant layer coupled to the first encapsulant layer is formed to encapsulate the vertical connectors and the semiconductor dies. Redistribution layers connected to the vertical connectors are formed on the second encapsulant layer.Type: ApplicationFiled: September 8, 2021Publication date: September 15, 2022Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Chae Sung LEE
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Patent number: 11444063Abstract: A semiconductor package may include: at least one semiconductor chip disposed such that an active surface on which a plurality of chip pads are disposed faces a redistribution conductive layer; a plurality of vertical interconnectors, each with one end connected to a respective chip pad, extending in a vertical direction toward the redistribution conductive layer; a molding layer covering the semiconductor chip and the vertical interconnectors while exposing an other end of each of the vertical interconnectors that is not connected to the chip pad; a plurality of landing pads disposed over the molding layer, and each connected to the other end of each of the vertical interconnectors; a redistribution insulating layer covering the molding layer with an opening that collectively exposes the landing pads; and the redistribution conductive layer that extends over the molding layer and the redistribution insulating layer while being connected to each of the landing pads.Type: GrantFiled: May 5, 2021Date of Patent: September 13, 2022Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Chae Sung Lee
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Publication number: 20220230994Abstract: A semiconductor package may include: at least one semiconductor chip disposed such that an active surface on which a plurality of chip pads are disposed faces a redistribution conductive layer; a plurality of vertical interconnectors, each with one end connected to a respective chip pad, extending in a vertical direction toward the redistribution conductive layer; a molding layer covering the semiconductor chip and the vertical interconnectors while exposing an other end of each of the vertical interconnectors that is not connected to the chip pad; a plurality of landing pads disposed over the molding layer, and each connected to the other end of each of the vertical interconnectors; a redistribution insulating layer covering the molding layer with an opening that collectively exposes the landing pads; and the redistribution conductive layer that extends over the molding layer and the redistribution insulating layer while being connected to each of the landing pads.Type: ApplicationFiled: May 5, 2021Publication date: July 21, 2022Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Chae Sung LEE
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Publication number: 20220108942Abstract: A semiconductor package is described. The semiconductor packager includes a chip stack mounted on a package substrate, a first wire disposed on the package substrate, and a molding layer surrounding the chip stack and the first wire. The first wire has an acute angle.Type: ApplicationFiled: February 15, 2021Publication date: April 7, 2022Applicant: SK hynix Inc.Inventors: Chae Sung LEE, Jong Hoon KIM
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Publication number: 20220059503Abstract: A semiconductor package includes at least one semiconductor chip disposed in such a way that an active surface with chip pads faces a redistribution layer, vertical interconnectors extending in a vertical direction from the chip pads toward the redistribution layer, wherein each of the vertical connectors has a first end portion that is connected to a corresponding chip pad and a second end portion that is disposed on an opposite end of each vertical interconnector in relation to the first end portion, and a molding layer covering the semiconductor chip and the vertical interconnectors while exposing a surface of each of the second end portions of the vertical interconnectors, wherein the redistribution layer is formed over the molding layer, the redistribution layer having a redistribution land that is in contact with the surface of the second end portion, and wherein a width of the surface of the second end portion is greater than a width of an extension portion between the first end portion and the secondType: ApplicationFiled: January 21, 2021Publication date: February 24, 2022Applicant: SK hynix Inc.Inventors: Tae Hoon KIM, Chae Sung LEE
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Patent number: 11222872Abstract: A semiconductor package may include: a first chip stack including a plurality of first semiconductor chips stacked in a vertical direction; and first vertical interconnectors electrically coupled to the plurality of first semiconductor chips, respectively, and extended in the vertical direction, wherein each of the other first semiconductor chips, except at least the uppermost first semiconductor chip from among the plurality of first semiconductor chips includes: an active surface defined by two side surfaces of the first semiconductor chip in a first direction and two side surfaces of the first semiconductor chip in a second direction crossing the first direction; a first one-side chip pad disposed at an edge of the active surface, which is close to one side surface in the first direction; a first other-side chip pad disposed at an edge of the active surface, which is close to an other side surface in the first direction; and a first redistribution pad electrically coupled to the first other-side chip pad,Type: GrantFiled: May 5, 2020Date of Patent: January 11, 2022Assignee: SK hynix Inc.Inventors: Chae-Sung Lee, Bok-Kyu Choi
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Publication number: 20210074679Abstract: A semiconductor package may include: a first chip stack including a plurality of first semiconductor chips stacked in a vertical direction; and first vertical interconnectors electrically coupled to the plurality of first semiconductor chips, respectively, and extended in the vertical direction, wherein each of the other first semiconductor chips, except at least the uppermost first semiconductor chip from among the plurality of first semiconductor chips includes: an active surface defined by two side surfaces of the first semiconductor chip in a first direction and two side surfaces of the first semiconductor chip in a second direction crossing the first direction; a first one-side chip pad disposed at an edge of the active surface, which is close to one side surface in the first direction; a first other-side chip pad disposed at an edge of the active surface, which is close to an other side surface in the first direction; and a first redistribution pad electrically coupled to the first other-side chip pad,Type: ApplicationFiled: May 5, 2020Publication date: March 11, 2021Applicant: SK hynix Inc.Inventors: Chae-Sung LEE, Bok-Kyu CHOI