Patents by Inventor Ji-Seok Hong

Ji-Seok Hong 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: 20240413104
    Abstract: There is provided a semiconductor device with improved product reliability. The semiconductor device includes a substrate, a structure on the substrate and including multilayer metal patterns and multilayer insulating layers, and a pad layer on the structure and including a plurality of bonding pads, wherein a plurality of uppermost patterns at an uppermost layer among the multilayer metal patterns include electrode patterns for transferring signals and alleviation patterns that do not transfer the signals, a first ratio of the alleviation patterns within a first reference shape at a first distance from an edge of the structure is greater than a second ratio of the alleviation patterns within a second reference shape at a second distance from the edge of the structure, and the first distance is greater than the second distance.
    Type: Application
    Filed: January 29, 2024
    Publication date: December 12, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Cheon PARK, Ji-Seok HONG, Un-Byoung KANG, Ku Young KIM
  • Publication number: 20240385711
    Abstract: The present invention relates to a stretchable pressure sensor array, comprising: a sensor sheet including an elastic body; a plurality of conductive pillars at least partially embedded in the sensor sheet and formed by aligning magnetic particles in a thickness direction of the sensor sheet; an upper electrode formed on the sensor sheet; and a lower electrode formed under the sensor sheet, wherein when pressure is applied from the upper or lower surface of the sensor sheet in the thickness direction, a conductive path is formed between the upper and lower electrodes and the conductive pillar so that current flows.
    Type: Application
    Filed: March 17, 2023
    Publication date: November 21, 2024
    Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yong Taek HONG, Han UI KIM, Ji Seok SEO
  • Patent number: 12121740
    Abstract: A system for inducing synthesis of Vitamin D in a body includes a wearable illumination device formed in a structure that is wearable on the body, and including a plurality of light sources configured to radiate an ultraviolet light to a skin of a worn part; and a control device connected to the plurality of light sources and configured to drive the plurality of light sources to radiate the ultraviolet light, wherein the wearable illumination device includes a light diffusion panel configured to equalize an irradiance of the ultraviolet light reaching the skin by causing diffusion of the ultraviolet light radiated from the plurality of light sources.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: October 22, 2024
    Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SEOUL NATIONAL UNIVERSITY HOSPITAL, GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Seunghyup Yoo, Jaehyeok Park, Hanul Moon, Sunhyoung Koo, Changhun Seok, Dongho Choi, Hyuk Joo Lee, In-Young Yoon, Jun Seok Ahn, Ji Su Choi, Jung Kyung Hong, Tae Kim, Jiseung Kang, Jieun Jung
  • Publication number: 20240347002
    Abstract: A display device includes a plurality of first pixels disposed in a first pixel area and initialized by a voltage of a first initialization power source, a plurality of second pixels disposed in a second pixel area and initialized by a voltage of a second initialization power source different from the first initialization power source, a data driver that supplies a data signal to a plurality of data lines connected to the first pixels and the second pixels, and a scan driver that supplies a scan signal to a plurality of scan lines connected to the first pixels and the second pixels. A black data signal supplied from the data driver to the first pixels and a black data signal supplied from the data driver to the second pixels are set to the same voltage.
    Type: Application
    Filed: December 29, 2023
    Publication date: October 17, 2024
    Inventors: Si Beak PYO, Seung Kyu LEE, Ji Hye MOON, Young Kyo SEO, Sung Jin KIM, Hyun Seok HONG
  • Publication number: 20240332255
    Abstract: A semiconductor package includes a substrate, a first semiconductor chip on the substrate, a second semiconductor chip on the first semiconductor chip so that the first semiconductor chip is vertically between the second semiconductor chip and the substrate, a first molding layer adjacent to a sidewall of the first semiconductor chip on the substrate, the first molding layer formed of a first molding material, and a second molding layer adjacent to a sidewall of the second semiconductor chip on the substrate so that the first molding layer is vertically between the second molding layer and the substrate. The second molding layer is formed of a second molding material different from the first molding material.
    Type: Application
    Filed: June 13, 2024
    Publication date: October 3, 2024
    Inventors: HYUEKJAE LEE, JIHOON KIM, JiHwan SUH, SO YOUN LEE, JIHWAN HWANG, TAEHUN KIM, JI-SEOK HONG
  • Publication number: 20240322031
    Abstract: The present invention relates to a transistor based on a compact drain and hetero-material structure. The transistor according to one embodiment includes substrates including a buried oxide (BOX) layer and active layers formed on the buried oxide layer; an insulating layer formed on the substrates; and electrode layers formed on the insulating layer and including a drain electrode, a gate electrode, and a source electrode. The active layers include a first semiconductor layer corresponding to a drain region, a second semiconductor layer corresponding to a channel region, and a third semiconductor layer corresponding to a source region. The first semiconductor layer is formed to be thinner than the second semiconductor layer, and the third semiconductor layer is formed of a material having a band gap lower than that of the second semiconductor layer.
    Type: Application
    Filed: July 12, 2022
    Publication date: September 26, 2024
    Inventors: Jea Gun PARK, Jin Pyo HONG, Min Won KIM, Byoung Seok LEE, Ji Hun KIM
  • Publication number: 20240286537
    Abstract: An apparatus for tilting a seat cushion of a rear seat of a vehicle includes: a fixing member connected to a vehicle body and being shaft-rotated while a location of the fixing member is fixed; a tilting motor coupled to the fixing member; and a linkage connecting the tilting motor and the seat cushion of the seat, and operable to move a front end of the seat cushion vertically when the tilting motor is moved. The front end of the seat may be moved vertically so as to implement a tilting function, and a tilting apparatus of the rear seat may be operated simultaneously with occurrence of a collision or immediately before a collision so as to adjust the front end of the seat cushion upward, so that movement of a passenger in an accident can be restricted.
    Type: Application
    Filed: October 2, 2023
    Publication date: August 29, 2024
    Inventors: Suk Won Hong, Jong Seok Han, Sang Hyeok Yun, Gil Ju Kim, Sang Man Seo, Bo Youn Seo, Ji Sung Bae
  • Patent number: 12040313
    Abstract: A semiconductor package includes a substrate, a first semiconductor chip on the substrate, a second semiconductor chip on the first semiconductor chip so that the first semiconductor chip is vertically between the second semiconductor chip and the substrate, a first molding layer adjacent to a sidewall of the first semiconductor chip on the substrate, the first molding layer formed of a first molding material, and a second molding layer adjacent to a sidewall of the second semiconductor chip on the substrate so that the first molding layer is vertically between the second molding layer and the substrate. The second molding layer is formed of a second molding material different from the first molding material.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: July 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyuekjae Lee, Jihoon Kim, JiHwan Suh, So Youn Lee, Jihwan Hwang, Taehun Kim, Ji-Seok Hong
  • Patent number: 12014977
    Abstract: Disclosed are interconnection structures, semiconductor packages including the same, and methods of fabricating the same.
    Type: Grant
    Filed: May 19, 2023
    Date of Patent: June 18, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Seok Hong, Dongwoo Kim, Hyunah Kim, Un-Byoung Kang, Chungsun Lee
  • Patent number: 11984425
    Abstract: A semiconductor package including a first device layer including first semiconductor devices, a first cover insulating layer, and first through-electrodes passing through at least a portion of the first device layer, a second device layer second semiconductor devices, a second cover insulating layer, and second through-electrodes passing through at least a portion of the second device layer, the second semiconductor devices vertically overlapping the first semiconductor devices, respectively, the second cover insulating layer in contact with the first cover insulating layer a third device layer including an upper semiconductor chip, the upper semiconductor chip vertically overlapping both at least two of first semiconductor devices and at least two of the second semiconductor devices, and device bonded pads passing through the first and second cover insulating layers, the device bonded pads electrically connecting the first and second through-electrodes to the upper semiconductor chip may be provided.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: May 14, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-seok Hong, Jin-woo Park
  • Patent number: 11887968
    Abstract: A semiconductor package includes a base structure having a base pad, a first semiconductor chip on the base structure, and having a first connection pad bonded to the base pad, a first bonding structure including an base insulation layer of a base structure and a first lower insulation layer of the first semiconductor chip bonded to the base insulation layer, a second semiconductor chip on the first semiconductor chip, and having a second connection pad connected to the first through-electrode, and a second bonding structure including a first upper insulation layer of the first semiconductor chip, and a second lower insulation layer of the second semiconductor chip bonded to the first upper insulation layer, and the first upper insulation layer has a dummy insulation portion extending onto the base structure around the first semiconductor chip.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: January 30, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Hwan Hwang, Ji Hoon Kim, Ji Seok Hong, Tae Hun Kim, Hyuek Jae Lee
  • Patent number: 11887900
    Abstract: A semiconductor package includes a base including a first bonding structure; and a first semiconductor chip, including a second bonding structure, the second bonding structure being coupled to the first bonding structure of the base, wherein the first bonding structure includes: a test pad; a first pad being electrically connected to the test pad; and a first insulating layer, wherein the second bonding structure includes: a second pad being electrically connected to the first pad; and a second insulating layer being in contact with the first insulating layer, and wherein at least a portion of the test pad is in contact with the second insulating layer.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: January 30, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyuek Jae Lee, Tae Hun Kim, Ji Hwan Hwang, Ji Hoon Kim, Ji Seok Hong
  • Patent number: 11824006
    Abstract: A semiconductor package includes a first semiconductor chip having a first face and a second face opposite thereto. The first semiconductor chip includes a first wiring layer having a surface that forms the first face. A second semiconductor chip disposed on the first face of the first semiconductor chip includes a second wiring layer directly contacting the first wiring layer. A first mold layer is disposed on one lateral side of the first semiconductor chip and directly contacts the second wiring layer. A first via penetrates the first mold layer. A width of the first wiring layer and the first semiconductor chip in a horizontal direction are substantially the same. A width of the second wiring layer and the second semiconductor chip in the horizontal direction are substantially the same. A height of the first via and the first semiconductor chip in the vertical direction are substantially the same.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: November 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung-Soo Kwak, Ji-Seok Hong
  • Publication number: 20230290718
    Abstract: Disclosed are interconnection structures, semiconductor packages including the same, and methods of fabricating the same.
    Type: Application
    Filed: May 19, 2023
    Publication date: September 14, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: JI-SEOK HONG, DONGWOO KIM, HYUNAH KIM, UN-BYOUNG KANG, CHUNGSUN LEE
  • Publication number: 20230253363
    Abstract: A semiconductor package includes a substrate, a first semiconductor chip on the substrate, a second semiconductor chip on the first semiconductor chip so that the first semiconductor chip is vertically between the second semiconductor chip and the substrate, a first molding layer adjacent to a sidewall of the first semiconductor chip on the substrate, the first molding layer formed of a first molding material, and a second molding layer adjacent to a sidewall of the second semiconductor chip on the substrate so that the first molding layer is vertically between the second molding layer and the substrate. The second molding layer is formed of a second molding material different from the first molding material.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 10, 2023
    Inventors: HYUEKJAE LEE, JIHOON KIM, JiHwan SUH, SO YOUN LEE, JIHWAN HWANG, TAEHUN KIM, JI-SEOK HONG
  • Patent number: 11688679
    Abstract: Disclosed are interconnection structures, semiconductor packages including the same, and methods of fabricating the same.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: June 27, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Seok Hong, Dongwoo Kim, Hyunah Kim, Un-Byoung Kang, Chungsun Lee
  • Patent number: 11658148
    Abstract: A semiconductor package includes a substrate, a first semiconductor chip on the substrate, a second semiconductor chip on the first semiconductor chip so that the first semiconductor chip is vertically between the second semiconductor chip and the substrate, a first molding layer adjacent to a sidewall of the first semiconductor chip on the substrate, the first molding layer formed of a first molding material, and a second molding layer adjacent to a sidewall of the second semiconductor chip on the substrate so that the first molding layer is vertically between the second molding layer and the substrate. The second molding layer is formed of a second molding material different from the first molding material.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyuekjae Lee, Jihoon Kim, JiHwan Suh, So Youn Lee, Jihwan Hwang, Taehun Kim, Ji-Seok Hong
  • Patent number: 11581257
    Abstract: A semiconductor package is provided. The semiconductor package includes a lower structure including an upper insulating layer and an upper pad; and a semiconductor chip provided on the lower structure and comprising a lower insulating layer and a lower pad. The lower insulating layer is in contact with and coupled to the upper insulating layer and the lower pad is in contact with and coupled to the upper pad, and a lateral side of the semiconductor chip extends between an upper side and a lower side of the semiconductor chip and comprises a recessed portion.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: February 14, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyuek Jae Lee, Ji Hoon Kim, Tae Hun Kim, Ji Seok Hong, Ji Hwan Hwang
  • Patent number: 11329024
    Abstract: A semiconductor package including a first device layer including first semiconductor devices, a first cover insulating layer, and first through-electrodes passing through at least a portion of the first device layer, a second device layer second semiconductor devices, a second cover insulating layer, and second through-electrodes passing through at least a portion of the second device layer, the second semiconductor devices vertically overlapping the first semiconductor devices, respectively, the second cover insulating layer in contact with the first cover insulating layer a third device layer including an upper semiconductor chip, the upper semiconductor chip vertically overlapping both at least two of first semiconductor devices and at least two of the second semiconductor devices, and device bonded pads passing through the first and second cover insulating layers, the device bonded pads electrically connecting the first and second through-electrodes to the upper semiconductor chip may be provided.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: May 10, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-seok Hong, Jin-woo Park
  • Publication number: 20220139927
    Abstract: The present disclosure provides a semiconductor memory device capable of improving reliability and performance. The semiconductor memory device comprises a substrate including a cell region and a peripheral region around the cell region, a cell region isolation film which defines the cell region, a bit line structure in the cell region, a first peripheral gate structure on the peripheral region of the substrate, the first peripheral gate structure comprising a first peripheral gate conduction film and a first peripheral capping film on the first peripheral gate conduction film, a peripheral interlayer insulating film around the first peripheral gate structure and an insertion interlayer insulating film on the peripheral interlayer insulating film and the first peripheral gate structure, and including a material different from the peripheral interlayer insulating film. An upper face of the peripheral interlayer insulating film is lower than an upper face of the first peripheral capping film.
    Type: Application
    Filed: July 9, 2021
    Publication date: May 5, 2022
    Inventors: Ji Hoon CHANG, Jung-Hoon HAN, Ji Seok HONG, Dong-Sik PARK