Patents by Inventor Ki-Jun Sung
Ki-Jun Sung 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: 10658332Abstract: A stack package includes a second sub-package stacked on a first sub-package. The stack package also includes a plurality of dummy balls located between the first and second sub-packages to support the second sub-package. Each of the first and second sub-packages includes a semiconductor die and a bridge, die which are spaced apart from each other.Type: GrantFiled: December 13, 2018Date of Patent: May 19, 2020Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Jong Hoon Kim
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Patent number: 10643973Abstract: Semiconductor packages are provided. The semiconductor package includes a first semiconductor chip to which a first elevated pillar bump is connected, a second semiconductor chip stacked on the first semiconductor chip to leave revealed the first elevated pillar bump and configured to include a first chip pad disposed on a center region of the second semiconductor chip, a third semiconductor chip offset and stacked on the second semiconductor chip to leave revealed the first chip pad, and a chip supporter supporting an overhang of the third semiconductor chip.Type: GrantFiled: September 24, 2018Date of Patent: May 5, 2020Assignee: SK hynix Inc.Inventor: Ki Jun Sung
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Publication number: 20200091123Abstract: A semiconductor package includes first and second semiconductor dies, first and second redistributed line structures, a first bridge die, and a vertical connector. The first semiconductor die and the first bridge die are disposed on the first redistributed line structure. The first bridge die is disposed to provide a level difference between the first semiconductor die and the first bridge die, the first bridge die having a height that is less than a height of the first semiconductor die. The second redistributed line structure has a protrusion, laterally protruding from a side surface of the first semiconductor die when viewed from a plan view, and a bottom surface of the second redistributed line structure is in contact with a top surface of the first semiconductor die. The second semiconductor die is disposed on the second redistributed line structure. The vertical connector is disposed between the bridge die and the protrusion of the second redistributed line structure to support the protrusion.Type: ApplicationFiled: November 21, 2019Publication date: March 19, 2020Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Sung Kyu KIM, Sang Hyuk LIM
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Publication number: 20200075490Abstract: A stack package includes a plurality of sub-packages vertically stacked. Each of the sub-packages includes a bridge die having a plurality of vertical interconnectors and a semiconductor die. A first group of vertical interconnectors disposed in a first bridge die included in a first sub-package of the sub-packages and other vertical interconnectors connected to the first group of vertical interconnectors constitute a first electric path, and a second group of vertical interconnectors disposed in a second bridge die included in a second sub-package of the sub-packages and other vertical interconnectors connected to the second group of vertical interconnectors constitute a second electric path. The first and second electric paths are electrically isolated from each other and disposed to provide two separate electric paths.Type: ApplicationFiled: December 11, 2018Publication date: March 5, 2020Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Ha Gyeong SONG
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Publication number: 20200075542Abstract: A stack package includes a second sub-package stacked on a first sub-package. The stack package also includes a plurality of dummy balls located between the first and second sub-packages to support the second sub-package. Each of the first and second sub-packages includes a semiconductor die and a bridge, die which are spaced apart from each other.Type: ApplicationFiled: December 13, 2018Publication date: March 5, 2020Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Jong Hoon KIM
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Patent number: 10553567Abstract: A chip stack package includes first and second semiconductor chips. A first redistribution line structure is disposed on a front surface of the first semiconductor chip, and the first redistribution line structure extends onto a side surface of the first semiconductor chip. A second redistribution line structure is disposed on the front surface of the first semiconductor chip, and the second redistribution line structure extends onto the side surface of the first semiconductor chip. A third redistribution line structure is disposed on a front surface of the second semiconductor chip, and the third redistribution line structure extends onto a side surface of the second semiconductor chip to be electrically connected to the second redistribution line structure.Type: GrantFiled: November 7, 2018Date of Patent: February 4, 2020Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Ki Bum Kim
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Publication number: 20190333834Abstract: A semiconductor package includes a semiconductor die and a bridge die. The bridge die includes through vias, and the through vias are connected to post bumps. The through vias are electrically connected to the semiconductor die by redistribution lines.Type: ApplicationFiled: November 20, 2018Publication date: October 31, 2019Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Sungkyu KIM
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Publication number: 20190319009Abstract: A chip stack package includes first and second semiconductor chips. A first redistribution line structure is disposed on a front surface of the first semiconductor chip and the first redistribution line structure extends onto a side surface of the first semiconductor chip. A second redistribution line structure is disposed on the front surface of the first semiconductor chip, and the second redistribution line structure extends onto the side surface of the first semiconductor chip. A third redistribution line structure is disposed on a front surface of the second semiconductor chip, and the third redistribution line structure extends onto a side surface of the second semiconductor chip to be electrically connected to the second redistribution line structure.Type: ApplicationFiled: November 7, 2018Publication date: October 17, 2019Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Ki Bum KIM
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Publication number: 20190221543Abstract: Semiconductor packages are provided. The semiconductor package includes a first semiconductor chip to which a first elevated pillar bump is connected, a second semiconductor chip stacked on the first semiconductor chip to leave revealed the first elevated pillar bump and configured to include a first chip pad disposed on a center region of the second semiconductor chip, a third semiconductor chip offset and stacked on the second semiconductor chip to leave revealed the first chip pad, and a chip supporter supporting an overhang of the third semiconductor chip.Type: ApplicationFiled: September 24, 2018Publication date: July 18, 2019Applicant: SK hynix Inc.Inventor: Ki Jun SUNG
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Patent number: 10170456Abstract: A semiconductor package may be provided. The semiconductor package may include a first semiconductor chip and a second semiconductor chip disposed on an interconnection layer. The semiconductor package may include a heat transferring block disposed between the first and second semiconductor chips to be mounted on the interconnection layer. Related methods are also provided.Type: GrantFiled: June 28, 2017Date of Patent: January 1, 2019Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Rae Hyung Jeong
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Publication number: 20180175011Abstract: A semiconductor package may be provided. The semiconductor package may include a first semiconductor chip and a second semiconductor chip disposed on an interconnection layer. The semiconductor package may include a heat transferring block disposed between the first and second semiconductor chips to be mounted on the interconnection layer. Related methods are also provided.Type: ApplicationFiled: June 28, 2017Publication date: June 21, 2018Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Rae Hyung JEONG
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Patent number: 9922965Abstract: A semiconductor package structure and a method for manufacturing the same are provided. According to the method, a first mold layer is formed to cover a first semiconductor chip and a first bumps. A portion of the first mold layer is removed to expose top portions of the first bumps and second bumps are disposed to be connected to each of the first bumps. A second mold layer is formed, and the second mold layer is recessed to form through mold connectors that substantially penetrate the second mold layer with the second bumps disposed on the first bumps.Type: GrantFiled: April 13, 2017Date of Patent: March 20, 2018Assignee: SK hynix Inc.Inventors: Jong Hoon Kim, Ki Jun Sung, Young Geun Yoo, Hyeong Seok Choi
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Patent number: 9847322Abstract: There is provided a structure and a method of manufacturing a semiconductor package. The method includes disposing a first semiconductor device and through mold ball connectors (TMBCs) on a first surface of an interconnection structure layer, recessing a molding layer on the first surface of the interconnection structure layer to expose a portion of each of the TMBCs, attaching outer connectors to the exposed portions of the TMBCs, and mounting a second semiconductor device on a second surface of the interconnection structure layer opposite to the molding layer.Type: GrantFiled: January 6, 2017Date of Patent: December 19, 2017Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Jong Hoon Kim, Yeon Seung Jung, Hyeong Seok Choi
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Patent number: 9847285Abstract: There may be provided a method of manufacturing a semiconductor package. The method may include disposing a first semiconductor device and through mold ball connectors (TMBCs) on a first surface of an interconnection structure layer, forming a molding layer on the first surface of the interconnection structure layer to expose a portion of each of the TMBCs, attaching outer connectors to the exposed portions of the TMBCs, mounting a second semiconductor device on a second surface of the interconnection structure layer opposite to the molding layer, and attaching a heat spreader to the second surface of the interconnection structure layer to overlap with a portion of the first semiconductor device.Type: GrantFiled: February 17, 2017Date of Patent: December 19, 2017Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Jong Hoon Kim, Han Jun Bae
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Publication number: 20170352612Abstract: There may be provided a method of manufacturing a semiconductor package. The method may include disposing a first semiconductor device and through mold ball connectors (TMBCs) on a first surface of an interconnection structure layer, forming a molding layer on the first surface of the interconnection structure layer to expose a portion of each of the TMBCs, attaching outer connectors to the exposed portions of the TMBCs, mounting a second semiconductor device on a second surface of the interconnection structure layer opposite to the molding layer, and attaching a heat spreader to the second surface of the interconnection structure layer to overlap with a portion of the first semiconductor device.Type: ApplicationFiled: February 17, 2017Publication date: December 7, 2017Applicant: SK hynix Inc.Inventors: Ki Jun SUNG, Jong Hoon KIM, Han Jun BAE
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Patent number: 9837360Abstract: Wafer level packages are provided. The wafer level package includes alignment marks disposed at a first surface of a protection wafer, a semiconductor die disposed on the first surface of the protection wafer to be spaced apart from the alignment marks, a first photosensitive dielectric layer covering the semiconductor die and having a flat top surface, and a second dielectric layer covering the flat top surface of the first photosensitive dielectric layer. Redistribution lines are disposed between the first photosensitive dielectric layer and the second dielectric layer and electrically connected to the semiconductor die through first opening portions penetrating the first photosensitive dielectric layer. Outer connectors are disposed on the second dielectric layer and electrically connected to the redistribution lines through second opening portions penetrating the second dielectric layer.Type: GrantFiled: August 22, 2016Date of Patent: December 5, 2017Assignee: SK hynix Inc.Inventors: Hyeong Seok Choi, Ki Jun Sung, Jong Hoon Kim, Young Geun Yoo, Pil Soon Bae
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Publication number: 20170338205Abstract: There is provided a structure and a method of manufacturing a semiconductor package. The method includes disposing a first semiconductor device and through mold ball connectors (TMBCs) on a first surface of an interconnection structure layer, recessing a molding layer on the first surface of the interconnection structure layer to expose a portion of each of the TMBCs, attaching outer connectors to the exposed portions of the TMBCs, and mounting a second semiconductor device on a second surface of the interconnection structure layer opposite to the molding layer.Type: ApplicationFiled: January 6, 2017Publication date: November 23, 2017Inventors: Ki Jun SUNG, Jong Hoon KIM, Yeon Seung JUNG, Hyeong Seok CHOI
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Patent number: 9806015Abstract: A semiconductor package includes first bump pads on a first surface of an interconnection structure layer, elevated pads thicker than the first bump pads on the first surface of the interconnection structure layer, a first semiconductor device connected on the first bump pads, through mold ball connectors connected on the elevated pads, respectively, a molding layer disposed covering the first surface of the interconnection structure layer to expose a portion of each of the through mold ball connectors, outer connectors respectively attached to the through mold ball connectors, and a second semiconductor device on a second surface of the interconnection structure layer opposite to the molding layer.Type: GrantFiled: January 30, 2017Date of Patent: October 31, 2017Assignee: SK hynix Inc.Inventors: Ki Jun Sung, Jong Hoon Kim, Han Jun Bae
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Publication number: 20170221868Abstract: A semiconductor package structure and a method for manufacturing the same are provided. According to the method, a first mold layer is formed to cover a first semiconductor chip and a first bumps. A portion of the first mold layer is removed to expose top portions of the first bumps and second bumps are disposed to be connected to each of the first bumps. A second mold layer is formed, and the second mold layer is recessed to form through mold connectors that substantially penetrate the second mold layer with the second bumps disposed on the first bumps.Type: ApplicationFiled: April 13, 2017Publication date: August 3, 2017Applicant: SK hynix Inc.Inventors: Jong Hoon KIM, Ki Jun SUNG, Young Geun YOO, Hyeong Seok CHOI
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Publication number: 20170170127Abstract: According to various embodiments, there may be provided packages, semiconductors, and wafer level packages, and there may be provided methods of manufacturing packages, semiconductors, and wafer level packages. A method of manufacturing a wafer level package may include forming alignment marks at a surface of a protection wafer, mounting semiconductor dice on the protection wafer using the alignment marks, forming a first dielectric layer covering the semiconductor dice, planarizing a top surface of the first photosensitive layer, exposuring and developing portions of the planarized first dielectric layer to form opening portions exposing portions of the semiconductor dice, and forming redistribution lines on the first photosensitive dielectric layer. A second dielectric layer may be formed to cover the redistribution lines. Related wafer level packages may also be provided.Type: ApplicationFiled: August 22, 2016Publication date: June 15, 2017Inventors: Hyeong Seok CHOI, Ki Jun SUNG, Jong Hoon KIM, Young Geun YOO, Pil Soon BAE