Patents by Inventor Seo-Woo Nam

Seo-Woo Nam 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: 20240021520
    Abstract: A semiconductor device includes a substrate, a first interlayer insulating layer disposed on the substrate, a first trench formed inside the first interlayer insulating layer, a contact plug disposed inside the first trench, a first wiring pattern disposed on the contact plug, a second wiring pattern which is disposed on the first interlayer insulating layer and spaced apart from the first wiring pattern in a horizontal direction, a second interlayer insulating layer which is disposed on the first interlayer insulating layer and surrounds each of side walls of the first wiring pattern and each of side walls of the second wiring pattern, and a first air gap formed on the contact plug inside the first trench.
    Type: Application
    Filed: September 27, 2023
    Publication date: January 18, 2024
    Inventors: Seon Bae KIM, Seo Woo NAM
  • Patent number: 11837548
    Abstract: A semiconductor device includes a substrate, a first interlayer insulating layer disposed on the substrate, a first trench formed inside the first interlayer insulating layer, a contact plug disposed inside the first trench, a first wiring pattern disposed on the contact plug, a second wiring pattern which is disposed on the first interlayer insulating layer and spaced apart from the first wiring pattern in a horizontal direction, a second interlayer insulating layer which is disposed on the first interlayer insulating layer and surrounds each of side walls of the first wiring pattern and each of side walls of the second wiring pattern, and a first air gap formed on the contact plug inside the first trench.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seon Bae Kim, Seo Woo Nam
  • Publication number: 20230178477
    Abstract: A semiconductor device is provided. The semiconductor device comprises a first wiring structure which includes a first material, and has a first width on a lowest surface in a first direction and a second wiring structure which includes a second material, is spaced apart from the first wiring structure in the first direction, and has a second width smaller than the first width on a lowest surface in the first direction, wherein a highest surface of the first wiring structure has a third width smaller than the first width in the first direction, and a highest surface of the second wiring structure has a fourth width smaller than the second width in the first direction.
    Type: Application
    Filed: July 18, 2022
    Publication date: June 8, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Anthony Dongick LEE, Sang Cheol NA, Seo Woo NAM, Ki Chul PARK
  • Publication number: 20220399229
    Abstract: A semiconductor device includes a substrate, a first interlayer insulating layer on the substrate, a lower wiring pattern inside the first interlayer insulating layer, an etch stop layer on the first interlayer insulating layer, a second interlayer insulating layer on the etch stop layer, a via trench inside the second interlayer insulating layer and the etch stop layer and that extends to the lower wiring pattern, a via inside the via trench and that is in contact with the second interlayer insulating layer and is formed of a single film, an upper wiring trench formed inside the second interlayer insulating layer on the via, and an upper wiring pattern inside the upper wiring trench and that includes an upper wiring barrier layer and an upper wiring filling layer on the upper wiring barrier layer An upper surface of the via is in contact with the upper wiring filling layer.
    Type: Application
    Filed: February 4, 2022
    Publication date: December 15, 2022
    Inventors: SANG CHEOL NA, KI CHUL PARK, SEO WOO NAM, DONG ICK LEE
  • Publication number: 20220262739
    Abstract: A semiconductor device includes a substrate, a first interlayer insulating layer disposed on the substrate, a first trench formed inside the first interlayer insulating layer, a contact plug disposed inside the first trench, a first wiring pattern disposed on the contact plug, a second wiring pattern which is disposed on the first interlayer insulating layer and spaced apart from the first wiring pattern in a horizontal direction, a second interlayer insulating layer which is disposed on the first interlayer insulating layer and surrounds each of side walls of the first wiring pattern and each of side walls of the second wiring pattern, and a first air gap formed on the contact plug inside the first trench.
    Type: Application
    Filed: September 16, 2021
    Publication date: August 18, 2022
    Inventors: Seon Bae KIM, Seo Woo NAM
  • Patent number: 10727181
    Abstract: A fuse structure includes a fusing line including a first portion, a second portion, and a central portion between the first portion and the second portion; and a dummy fuse neighboring the fusing line, the dummy fuse may include: a first air dummy fuse including a plurality of first air gaps extending in a first direction parallel to the fusing line; and a second air dummy fuse including a second air gap extending in a second direction crossing the fusing line.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: July 28, 2020
    Assignee: SK hynix Inc.
    Inventors: Jae-Hong Kim, Seo-Woo Nam
  • Patent number: 10700060
    Abstract: An e-fuse for a semiconductor device includes first and second electrodes; a gate metal electrically coupling the first and second electrodes with each other; a semiconductor layer formed under the gate metal, and forming a capacitor together with the gate metal; and a first oxide layer formed under the gate metal and on both sides of the semiconductor layer.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: June 30, 2020
    Assignees: SK hynix Inc., INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Deok-kee Kim, Honggyun Kim, Jae Hong Kim, Seo Woo Nam
  • Patent number: 10685913
    Abstract: An e-fuse for use in a semiconductor device includes first and second electrodes; a gate metal coupling the first and second electrodes with each other; a first oxide layer formed under the gate metal; and a gate oxide layer formed between a bottom end of the gate metal and a top end of the first oxide layer.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: June 16, 2020
    Assignees: SK hynix Inc., INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Deok-kee Kim, Jae Hong Kim, Seo Woo Nam
  • Patent number: 10607934
    Abstract: A fuse of a semiconductor device may include: a fuse link suitable for extending in a first direction and connecting first and second electrodes; a dummy strip suitable for extending in the first direction, and with a predetermined distance from the fuse link in a second direction perpendicular to the first direction; and an air channel formed between the fuse link and the dummy strip to contact with the fuse link.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: March 31, 2020
    Assignees: SK hynix Inc., INDUSTRY-ACAMEDIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Deok-Kee Kim, Jae Hong Kim, Seo Woo Nam
  • Publication number: 20200066717
    Abstract: An e-fuse for a semiconductor device includes first and second electrodes; a gate metal electrically coupling the first and second electrodes with each other; a semiconductor layer formed under the gate metal, and forming a capacitor together with the gate metal; and a first oxide layer formed under the gate metal and on both sides of the semiconductor layer.
    Type: Application
    Filed: November 1, 2019
    Publication date: February 27, 2020
    Inventors: Deok-kee KIM, Honggyun KIM, Jae Hong KIM, Seo Woo NAM
  • Patent number: 10497700
    Abstract: An anti-fuse for a semiconductor device includes an electrode; a gate metal formed to extend from the electrode; a gate oxide layer formed under the gate metal; a semiconductor layer formed under the gate oxide layer to overlap with a center portion of the gate metal; and a first oxide layer formed under the gate metal and the gate oxide layer and on both sides of the semiconductor layer.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: December 3, 2019
    Assignees: SK hynix Inc., INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Deok-kee Kim, Honggyun Kim, Jae Hong Kim, Seo Woo Nam
  • Publication number: 20190109089
    Abstract: A fuse structure includes a fusing line including a first portion, a second portion, and a central portion between the first portion and the second portion; and a dummy fuse neighboring the fusing line, the dummy fuse may include: a first air dummy fuse including a plurality of first air gaps extending in a first direction parallel to the fusing line; and a second air dummy fuse including a second air gap extending in a second direction crossing the fusing line.
    Type: Application
    Filed: November 20, 2018
    Publication date: April 11, 2019
    Inventors: Jae-Hong KIM, Seo-Woo NAM
  • Publication number: 20190088597
    Abstract: An e-fuse for use in a semiconductor device includes first and second electrodes; a gate metal coupling the first and second electrodes with each other; a first oxide layer formed under the gate metal; and a gate oxide layer formed between a bottom end of the gate metal and a top end of the first oxide layer.
    Type: Application
    Filed: February 14, 2018
    Publication date: March 21, 2019
    Inventors: Deok-kee KIM, Jae Hong KIM, Seo Woo NAM
  • Publication number: 20190088646
    Abstract: An e-fuse for a semiconductor device includes first and second electrodes; a gate metal electrically coupling the first and second electrodes with each other; a semiconductor layer formed under the gate metal, and forming a capacitor together with the gate metal; and a first oxide layer formed under the gate metal and on both sides of the semiconductor layer.
    Type: Application
    Filed: February 14, 2018
    Publication date: March 21, 2019
    Inventors: Deok-kee KIM, Honggyun KIM, Jae Hong KIM, Seo Woo NAM
  • Publication number: 20190088647
    Abstract: An anti-fuse for a semiconductor device includes an electrode; a gate metal formed to extend from the electrode; a gate oxide layer formed under the gate metal; a semiconductor layer formed under the gate oxide layer to overlap with a center portion of the gate metal; and a first oxide layer formed under the gate metal and the gate oxide layer and on both sides of the semiconductor layer.
    Type: Application
    Filed: February 14, 2018
    Publication date: March 21, 2019
    Inventors: Deok-kee KIM, Honggyun KIM, Jae Hong KIM, Seo Woo NAM
  • Publication number: 20190088596
    Abstract: An e-fuse for use in a semiconductor device includes first and second electrodes; a gate metal electrically coupling the first and second electrodes with each other; a semiconductor layer formed under the gate metal, and formed with a drain region and a source region in a top thereof corresponding to both sides of the gate metal to form a transistor together with the gate metal; and a first oxide layer formed under the gate metal and on both sides of the semiconductor layer.
    Type: Application
    Filed: February 14, 2018
    Publication date: March 21, 2019
    Inventors: Deok-kee KIM, Honggyun KIM, Jae Hong KIM, Seo Woo NAM
  • Patent number: 10163782
    Abstract: A fuse structure includes a fusing line including a first portion, a second portion, and a central portion between the first portion and the second portion; and a dummy fuse neighboring the fusing line, the dummy fuse may include: a first air dummy fuse including a plurality of first air gaps extending in a first direction parallel to the fusing line; and a second air dummy fuse including a second air gap extending in a second direction crossing the fusing line.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: December 25, 2018
    Assignee: SK Hynix Inc.
    Inventors: Jae-Hong Kim, Seo-Woo Nam
  • Publication number: 20180301411
    Abstract: A fuse of a semiconductor device may include: fuse link suitable for extending in a first direction and connecting first and second electrodes; a dummy strip suitable for extending in the first direction, and with a predetermined distance from the fuse link in a second direction perpendicular to the first direction; and an air channel formed between the fuse link and the dummy strip to contact with the fuse link.
    Type: Application
    Filed: October 20, 2017
    Publication date: October 18, 2018
    Inventors: Deok-Kee KIM, Jae Hong KIM, Seo Woo NAM
  • Publication number: 20170309567
    Abstract: A fuse structure includes a fusing line including a first portion, a second portion, and a central portion between the first portion and the second portion; and a dummy fuse neighboring the fusing line, the dummy fuse may include: a first air dummy fuse including a plurality of first air gaps extending in a first direction parallel to the fusing line; and a second air dummy fuse including a second air gap extending in a second direction crossing the fusing line.
    Type: Application
    Filed: July 11, 2017
    Publication date: October 26, 2017
    Inventors: Jae-Hong KIM, Seo-Woo NAM
  • Patent number: 9735104
    Abstract: A fuse structure includes a fusing line including a first portion, a second portion, and a central portion between the first portion and the second portion; and a dummy fuse neighboring the fusing line, the dummy fuse may include: a first air dummy fuse including a plurality of first air gaps extending in a first direction parallel to the fusing line; and a second air dummy fuse including a second air gap extending in a second direction crossing the fusing line.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: August 15, 2017
    Assignee: SK Hynix Inc.
    Inventors: Jae-Hong Kim, Seo-Woo Nam