Patents by Inventor Hae-Jung Yu

Hae-Jung Yu 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).

  • Patent number: 11935867
    Abstract: A semiconductor package comprising a package substrate that extends in a first direction and a second direction perpendicular to the first direction, a plurality of logic dies and a memory stack structure on the package substrate, and an interposer substrate mounted in the package substrate. The memory stack structure vertically overlaps the interposer substrate. Each of the logic dies includes a first part that is horizontally offset from the interposer substrate and a second part that vertically overlaps the interposer substrate. The interposer substrate includes an interlayer dielectric layer and a plurality of wiring lines in the interlayer dielectric layer. The memory stack structure is electrically connected to at least one of the logic dies through the wiring lines of the interposer substrate.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yanggyoo Jung, Sungeun Kim, Sangmin Yong, Hae-Jung Yu
  • Publication number: 20230245975
    Abstract: A semiconductor package includes a redistribution layer having a first surface and a second surface opposite to each other, the redistribution layer including a plurality of first redistribution pads on the first surface, a semiconductor chip on the second surface of the redistribution layer, an active surface of the semiconductor chip facing the redistribution layer, a plurality of conductive structures on the second surface of the redistribution layer, the plurality of conductive structures being spaced apart from the semiconductor chip, and a plurality of external connection terminals on and coupled to the conductive structures, the plurality of first redistribution pads have a pitch smaller than a pitch of the plurality of external connection terminals.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 3, 2023
    Inventors: Hae-Jung YU, Kyung Suk OH
  • Patent number: 11637070
    Abstract: A semiconductor package includes a redistribution layer having a first surface and a second surface opposite to each other, the redistribution layer including a plurality of first redistribution pads on the first surface, a semiconductor chip on the second surface of the redistribution layer, an active surface of the semiconductor chip facing the redistribution layer, a plurality of conductive structures on the second surface of the redistribution layer, the plurality of conductive structures being spaced apart from the semiconductor chip, and a plurality of external connection terminals on and coupled to the conductive structures, the plurality of first redistribution pads have a pitch smaller than a pitch of the plurality of external connection terminals.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: April 25, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hae-Jung Yu, Kyung Suk Oh
  • Publication number: 20230063147
    Abstract: A semiconductor package includes a substrate and a first semiconductor chip on the substrate and having a first sidewall and a second sidewall different from the first sidewall. A second semiconductor chip is on the substrate and is laterally spaced apart from the first semiconductor chip. A molding layer is on the substrate and between the first sidewall of the first semiconductor chip and a sidewall of the second semiconductor chip. The molding layer exposes the second sidewall of the first semiconductor chip.
    Type: Application
    Filed: June 29, 2022
    Publication date: March 2, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Hae-Jung YU
  • Publication number: 20220328445
    Abstract: A semiconductor package includes a first semiconductor chip that has a mount region and an overhang region, a substrate disposed on a bottom surface at the mount region of the first semiconductor chip, and a molding layer disposed on the substrate. The molding layer includes a first molding pattern disposed on a bottom surface at the overhang region of the first semiconductor chip and covering a sidewall of the substrate, and a second molding pattern on the first molding pattern and covering a sidewall of the first semiconductor chip.
    Type: Application
    Filed: December 30, 2021
    Publication date: October 13, 2022
    Inventor: HAE-JUNG YU
  • Publication number: 20220189916
    Abstract: A semiconductor package comprising a package substrate that extends in a first direction and a second direction perpendicular to the first direction, a plurality of logic dies and a memory stack structure on the package substrate, and an interposer substrate mounted in the package substrate. The memory stack structure vertically overlaps the interposer substrate. Each of the logic dies includes a first part that is horizontally offset from the interposer substrate and a second part that vertically overlaps the interposer substrate. The interposer substrate includes an interlayer dielectric layer and a plurality of wiring lines in the interlayer dielectric layer. The memory stack structure is electrically connected to at least one of the logic dies through the wiring lines of the interposer substrate.
    Type: Application
    Filed: August 10, 2021
    Publication date: June 16, 2022
    Inventors: YANGGYOO JUNG, Sungeun KIM, SANGMIN YONG, HAE-JUNG YU
  • Publication number: 20220173044
    Abstract: A semiconductor package includes a package substrate, a plurality of package terminals disposed on the bottom surface of the package substrate, and an interposer substrate disposed on the top surface of the package substrate, a plurality of interposer terminals disposed on the bottom surface of the interposer substrate and electrically connected to the package substrate, a first semiconductor chip disposed on the top surface of the interposer substrate, a second semiconductor chip disposed on the top surface of the interposer substrate and disposed to be horizontally separated from the first semiconductor chip, a first plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and one or more circuits in the first semiconductor chip, a second plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and to one or more circuits in the sec
    Type: Application
    Filed: February 18, 2022
    Publication date: June 2, 2022
    Inventors: YOUNG KUN JEE, HAE-JUNG YU, SANGWON KIM, UN-BYOUNG KANG, JONGHO LEE, DAE-WOO KIM, WONJAE LEE
  • Patent number: 11282792
    Abstract: A semiconductor package includes a package substrate, a plurality of package terminals disposed on the bottom surface of the package substrate, and an interposer substrate disposed on the top surface of the package substrate, a plurality of interposer terminals disposed on the bottom surface of the interposer substrate and electrically connected to the package substrate, a first semiconductor chip disposed on the top surface of the interposer substrate, a second semiconductor chip disposed on the top surface of the interposer substrate and disposed to be horizontally separated from the first semiconductor chip, a first plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and one or more circuits in the first semiconductor chip, a second plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and to one or more circuits in the sec
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: March 22, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Kun Jee, Hae-Jung Yu, Sangwon Kim, Un-Byoung Kang, Jongho Lee, Dae-Woo Kim, Wonjae Lee
  • Publication number: 20210082824
    Abstract: A semiconductor package includes a redistribution layer having a first surface and a second surface opposite to each other, the redistribution layer including a plurality of first redistribution pads on the first surface, a semiconductor chip on the second surface of the redistribution layer, an active surface of the semiconductor chip facing the redistribution layer, a plurality of conductive structures on the second surface of the redistribution layer, the plurality of conductive structures being spaced apart from the semiconductor chip, and a plurality of external connection terminals on and coupled to the conductive structures, the plurality of first redistribution pads have a pitch smaller than a pitch of the plurality of external connection terminals.
    Type: Application
    Filed: November 30, 2020
    Publication date: March 18, 2021
    Inventors: Hae-Jung YU, Kyung Suk OH
  • Publication number: 20210005553
    Abstract: A semiconductor package includes a package substrate, a plurality of package terminals disposed on the bottom surface of the package substrate, and an interposer substrate disposed on the top surface of the package substrate, a plurality of interposer terminals disposed on the bottom surface of the interposer substrate and electrically connected to the package substrate, a first semiconductor chip disposed on the top surface of the interposer substrate, a second semiconductor chip disposed on the top surface of the interposer substrate and disposed to be horizontally separated from the first semiconductor chip, a first plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and one or more circuits in the first semiconductor chip, a second plurality of signal pads disposed on the top surface of the interposer substrate and electrically connected to wiring in the interposer substrate and to one or more circuits in the sec
    Type: Application
    Filed: March 2, 2020
    Publication date: January 7, 2021
    Inventors: YOUNG KUN JEE, HAE-JUNG YU, SANGWON KIM, UN-BYOUNG KANG, JONGHO LEE, DAE-WOO KIM, WONJAE LEE
  • Patent number: 10854551
    Abstract: A semiconductor package includes a redistribution layer having a first surface and a second surface opposite to each other, the redistribution layer including a plurality of first redistribution pads on the first surface, a semiconductor chip on the second surface of the redistribution layer, an active surface of the semiconductor chip facing the redistribution layer, a plurality of conductive structures on the second surface of the redistribution layer, the plurality of conductive structures being spaced apart from the semiconductor chip, and a plurality of external connection terminals on and coupled to the conductive structures, the plurality of first redistribution pads have a pitch smaller than a pitch of the plurality of external connection terminals.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: December 1, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hae-Jung Yu, Kyung Suk Oh
  • Publication number: 20190244905
    Abstract: A semiconductor package includes a redistribution layer having a first surface and a second surface opposite to each other, the redistribution layer including a plurality of first redistribution pads on the first surface, a semiconductor chip on the second surface of the redistribution layer, an active surface of the semiconductor chip facing the redistribution layer, a plurality of conductive structures on the second surface of the redistribution layer, the plurality of conductive structures being spaced apart from the semiconductor chip, and a plurality of external connection terminals on and coupled to the conductive structures, the plurality of first redistribution pads have a pitch smaller than a pitch of the plurality of external connection terminals.
    Type: Application
    Filed: October 16, 2018
    Publication date: August 8, 2019
    Inventors: Hae-Jung YU, Kyung Suk OH
  • Patent number: 9245867
    Abstract: A package-on-package (POP) electronic device may include first and second packaging substrates, a solder interconnection providing electrical and mechanical coupling between the first and second packaging substrates, and first and second sealing layers between the first and second packaging substrates. The first and second sealing layers may be respective first and second epoxy sealing layers. Moreover, the second epoxy sealing layer may include a solder flux agent, and the first epoxy sealing layer may have a lower concentration of the solder flux agent than the second epoxy sealing layer.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: January 26, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Choongbin Yim, Hae-Jung Yu, Taesung Park
  • Patent number: 9245863
    Abstract: According to example embodiments of inventive concepts, a semiconductor package apparatus includes a first semiconductor package including a first substrate, a first solder resist layer on the first substrate, and a first sealing member that covers and protects the first solder resist layer, and a plurality of solder balls on the first substrate. The plurality of solder balls includes a first solder ball having a first height and a second solder ball having a second height that is different from the first height. The first sealing member includes holes that expose the solder balls.
    Type: Grant
    Filed: July 16, 2013
    Date of Patent: January 26, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hae-jung Yu, Hak-kyoon Byun, Kyung-tae Na, Seung-hun Han, Tae-sung Park, Choong-bin Yim
  • Patent number: 9054228
    Abstract: Semiconductor packages including a heat spreader and methods of forming the same are provided. The semiconductor packages may include a first semiconductor chip, a second semiconductor chip, and a heat spreader stacked sequentially. The semiconductor packages may also include a thermal interface material (TIM) layer surrounding the second semiconductor chip and directly contacting a sidewall of the second semiconductor chip. An upper surface of the TIM layer may directly contact a lower surface of the heat spreader, and a sidewall of the TIM layer may be substantially coplanar with a sidewall of the heat spreader. In some embodiments, a sidewall of the first semiconductor chip may be substantially coplanar with the sidewall of the TIM layer.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: June 9, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun-Kyoung Choi, Jong-Youn Kim, Sang-Wook Park, Hae-Jung Yu, In-Young Lee, Sang-Uk Han, Ji-Seok Hong
  • Patent number: 8912048
    Abstract: A method of fabricating a semiconductor device includes attaching a semiconductor substrate to a carrier using a carrier fixing layer, where the semiconductor substrate including a plurality of semiconductor chips. The method further includes forming gaps between adjacent ones of the chips. The gaps may be formed using one or more chemicals or light which act to remove portions of the semiconductor substrate to expose the carrier fixing layer. Additional portions of the carrier fixing layer are then removed to allow for removal of the chips from the carrier.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: December 16, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Youn Kim, Ji-Hwang Kim, Hae-Jung Yu, Cha-Jea Jo
  • Publication number: 20140299980
    Abstract: Semiconductor packages including a heat spreader and methods of forming the same are provided. The semiconductor packages may include a first semiconductor chip, a second semiconductor chip, and a heat spreader stacked sequentially. The semiconductor packages may also include a thermal interface material (TIM) layer surrounding the second semiconductor chip and directly contacting a sidewall of the second semiconductor chip. An upper surface of the TIM layer may directly contact a lower surface of the heat spreader, and a sidewall of the TIM layer may be substantially coplanar with a sidewall of the heat spreader. In some embodiments, a sidewall of the first semiconductor chip may be substantially coplanar with the sidewall of the TIM layer.
    Type: Application
    Filed: January 21, 2014
    Publication date: October 9, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Eun-Kyoung Choi, Jong-Youn Kim, Sang-Wook Park, Hae-Jung Yu, In-Young Lee, Sang-Uk Han, Ji-Seok Hong
  • Publication number: 20140273348
    Abstract: A package-on-package (POP) electronic device may include first and second packaging substrates, a solder interconnection providing electrical and mechanical coupling between the first and second packaging substrates, and first and second sealing layers between the first and second packaging substrates. The first and second sealing layers may be respective first and second epoxy sealing layers. Moreover, the second epoxy sealing layer may include a solder flux agent, and the first epoxy sealing layer may have a lower concentration of the solder flux agent than the second epoxy sealing layer.
    Type: Application
    Filed: May 28, 2014
    Publication date: September 18, 2014
    Inventors: Choongbin YIM, Hae-Jung YU, Taesung PARK
  • Publication number: 20140239478
    Abstract: A semiconductor device includes a first semiconductor chip at least partially overlapping a second semiconductor chip. The first semiconductor chip is coupled to a substrate and has a first width, and the second semiconductor chip has a second width. The device also includes a heat sink coupled to the second semiconductor chip and having a third width different from at least one of the first width or the second width. A package molding section at least partially overlaps a first area of the heat sink and does not overlap a second area of the heat sink which includes a top surface of the heat sink.
    Type: Application
    Filed: March 14, 2013
    Publication date: August 28, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Seok HONG, Sang-Uk HAN, Eun-Kyoung CHOI, Jong-Youn KIM, Hae-Jung YU, Cha-Jea JO
  • Publication number: 20140213017
    Abstract: A method of fabricating a semiconductor device includes attaching a semiconductor substrate to a carrier using a carrier fixing layer, where the semiconductor substrate including a plurality of semiconductor chips. The method further includes forming gaps between adjacent ones of the chips. The gaps may be formed using one or more chemicals or light which act to remove portions of the semiconductor substrate to expose the carrier fixing layer. Additional portions of the carrier fixing layer are then removed to allow for removal of the chips from the carrier.
    Type: Application
    Filed: March 14, 2013
    Publication date: July 31, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Youn KIM, Ji-Hwang KIM, Hae-Jung YU, Cha-Jea JO