Patents by Inventor Sang-Ho Yu

Sang-Ho 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).

  • Publication number: 20240343168
    Abstract: A power swivel device for a vehicle seat is configured to perform both swivel and monopost functions of the vehicle seat. The power swivel device includes a motor configured to swivel the seat and a reduction gear device configured to increase output torque of the motor, which are stacked in a vertical direction on a bottom of the seat. The power swivel device includes a lower housing; an upper housing stacked on and assembled to the lower housing; an eccentric shaft rotatably disposed relative to the lower housing and the upper housing; a motor driving unit mounted between the lower housing and the eccentric shaft; the reduction gear device installed between the upper housing and the eccentric shaft; and a swivel plate rotatably mounted on the reduction gear device and connected to a seat cushion frame.
    Type: Application
    Filed: August 22, 2023
    Publication date: October 17, 2024
    Inventors: Sang Ho Kim, Byung Yong Choi, So Young Yoo, Ji Hwan Kim, Sang Uk Yu, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Duck Yeol Kim, Ho Jin Jung
  • Publication number: 20240343169
    Abstract: A height adjustment device and a swivel device for a vehicle seat are configured to adjust seat height and swivel the vehicle seat. The height adjustment device includes a first reduction gear device disposed at a bottom of the vehicle seat and configured to increase output torque of a first motor and a lifting device engaged with the first reduction gear device and configured to move the seat upwards or downwards, and the swivel device includes a motor driving unit disposed at a bottom of the height adjustment device and a second reduction gear device configured to increase output torque of the motor driving unit, thereby making it possible not only to selectively perform seat height adjustment and swivel operation, but also to perform a monopost function of the seat in a state in which the height adjustment device and the swivel device are stacked in a vertical direction.
    Type: Application
    Filed: September 7, 2023
    Publication date: October 17, 2024
    Inventors: Ki Ryung Lee, Sang Uk Yu, Ji Hwan Kim, So Young Yoo, Sang Ho Kim, Byung Yong Choi, Dong Woo Kim, Young Joon Kim, Jae Ho Kim
  • Publication number: 20240308396
    Abstract: A device for height adjustment and swivel of a seat for a vehicle has a structure in which a first motor for height adjustment of the seat, a first reduction gear device for increasing output torque of the first motor, and a lifting device configured to lift or lower the seat by being connected to the first reduction gear device are stacked in a vertical direction, and a second motor for driving of seat swivel, a second reduction gear device for increasing output torque of the second motor, a brake device configured to stop the seat are vertically stacked between a bottom of the seat and the first motor, in order to adjust the height of the seat, enable accurate swiveling, and carry out a monopost function of the seat.
    Type: Application
    Filed: August 16, 2023
    Publication date: September 19, 2024
    Inventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Ho Jin Jung
  • Patent number: 12087865
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Publication number: 20240270125
    Abstract: A power swivel apparatus of a seat for a vehicle includes a motor having an eccentric shaft, a reduction gear device connected to the eccentric shaft of the motor, a brake device configured such that braking of the brake device is released by eccentric rotational force of the reduction gear at a time of driving the motor and the brake device exhibits braking force configured to stop the seat at a time of stopping driving of the motor, and a swivel plate connected to the brake device and configured to transmit rotational force so as to swivel the seat.
    Type: Application
    Filed: June 21, 2023
    Publication date: August 15, 2024
    Inventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Jae Ho Kim, Young Joon Kim, Ho Jin Jung
  • Publication number: 20240218503
    Abstract: Embodiments of the invention provide processes to selectively form a cobalt layer on a copper surface over exposed dielectric surfaces. In one embodiment, a method for capping a copper surface on a substrate is provided which includes positioning a substrate within a processing chamber, wherein the substrate contains a contaminated copper surface and a dielectric surface, exposing the contaminated copper surface to a reducing agent while forming a copper surface during a pre-treatment process, exposing the substrate to a cobalt precursor gas to selectively form a cobalt capping layer over the copper surface while leaving exposed the dielectric surface during a vapor deposition process, and depositing a dielectric barrier layer over the cobalt capping layer and the dielectric surface.
    Type: Application
    Filed: March 18, 2024
    Publication date: July 4, 2024
    Inventors: Sang-Ho YU, Kevin MORAES, Seshadri GANGULI, Hua CHUNG, See-Eng PHAN
  • Publication number: 20240218505
    Abstract: Methods of forming molybdenum silicide are disclosed. Exemplary methods can include selectively forming molybdenum silicide on a first surface relative to a second surface. Additionally or alternatively, exemplary methods can include a cleaning step prior to forming the molybdenum silicide.
    Type: Application
    Filed: December 27, 2023
    Publication date: July 4, 2024
    Inventors: Jiyeon Kim, YoungChol Byun, Petri Raisanen, Sang Ho Yu, Sukanya Datta, Chiyu Zhu, Jan Willem Maes, Saima Ali, Elina Färm
  • Patent number: 12000044
    Abstract: Methods of depositing a metal film with high purity are discussed. Some embodiments utilize a thermal ALD process comprising an alkyl halide and a metal precursor. Some embodiments selectively deposit a metal film with high purity on a metal surface over a dielectric surface. Some embodiments selectively deposit a metal film with high purity on a dielectric surface over a metal surface. Some embodiments deposit a metal film with greater than 99% metal atoms on an atomic basis.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: June 4, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Sang Ho Yu, Seshadri Ganguli, Byunghoon Yoon, Wei Min Chen
  • Patent number: 11959167
    Abstract: Embodiments of the invention provide processes to selectively form a cobalt layer on a copper surface over exposed dielectric surfaces. In one embodiment, a method for capping a copper surface on a substrate is provided which includes positioning a substrate within a processing chamber, wherein the substrate contains a contaminated copper surface and a dielectric surface, exposing the contaminated copper surface to a reducing agent while forming a copper surface during a pre-treatment process, exposing the substrate to a cobalt precursor gas to selectively form a cobalt capping layer over the copper surface while leaving exposed the dielectric surface during a vapor deposition process, and depositing a dielectric barrier layer over the cobalt capping layer and the dielectric surface.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: April 16, 2024
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Sang-Ho Yu, Kevin Moraes, Seshadri Ganguli, Hua Chung, See-Eng Phan
  • Patent number: 11894233
    Abstract: Methods of depositing platinum group metal films of high purity, low resistivity, and good conformality are described. A platinum group metal film is formed in the absence of an oxidant. The platinum group metal film is selectively deposited on a conductive substrate at a temperature less than 200° C. by using an organic platinum group metal precursor.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: February 6, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Yixiong Yang, Wei V. Tang, Seshadri Ganguli, Sang Ho Yu, Feng Q. Liu, Jeffrey W. Anthis, David Thompson, Jacqueline S. Wrench, Naomi Yoshida
  • Publication number: 20230295795
    Abstract: Methods and systems for forming a structure are disclosed. Exemplary methods include providing a substrate comprising a gap within a reaction chamber, selectively depositing a first material comprising molybdenum on a first surface within the gap relative to a second surface within the gap to at least partially fill the gap, and after the step of selectively depositing the first material comprising molybdenum, conformally depositing a second material comprising molybdenum over the first surface and the second surface.
    Type: Application
    Filed: March 10, 2023
    Publication date: September 21, 2023
    Inventors: Yasiel Cabrera, YoungChol Byun, Arul Vigneswar Ravichandran, Salvatore Luiso, Sang Ho Yu, Moataz Bellah Mousa
  • Patent number: 11680313
    Abstract: Methods for selectively depositing on non-metallic surfaces are disclosed. Some embodiments of the disclosure utilize an unsaturated hydrocarbon to form a blocking layer on metallic surfaces. Deposition is performed to selectively deposit on the unblocked non-metallic surfaces. Some embodiments of the disclosure relate to methods of forming metallic vias with decreased resistance.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: June 20, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Sang Ho Yu, Lu Chen, Seshadri Ganguli
  • Patent number: 11621266
    Abstract: Methods of forming memory devices are described. Some embodiments of the disclosure utilize a low temperature anneal process to reduce bottom voids and seams in low melting point, low resistance metal buried word lines. Some embodiments of the disclosure utilize a high density dielectric cap during a high temperature anneal process to reduce bottom voids in buried word lines.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: April 4, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Priyadarshi Panda, Seshadri Ganguli, Sang Ho Yu, Sung-Kwan Kang, Gill Yong Lee, Sanjay Natarajan, Rajib Lochan Swain, Jorge Pablo Fernandez
  • Publication number: 20230025937
    Abstract: Methods of depositing platinum group metal films of high purity, low resistivity, and good conformality are described. A platinum group metal film is formed in the absence of an oxidant. The platinum group metal film is selectively deposited on a conductive substrate at a temperature less than 200° C. by using an organic platinum group metal precursor.
    Type: Application
    Filed: September 29, 2022
    Publication date: January 26, 2023
    Applicant: Applied Materials, Inc.
    Inventors: Yixiong Yang, Wei V. Tang, Seshadri Ganguli, Sang Ho Yu, Feng Q. Liu, Jeffrey W. Anthis, David Thompson, Jacqueline S. Wrench, Naomi Yoshida
  • Patent number: 11552082
    Abstract: Memory devices and methods of forming memory devices are described. The memory devices comprise two work-function metal layers, where one work-function layer has a lower work-function than the other work-function layer. The low work-function layer may reduce gate-induced drain leakage current losses. Methods of forming memory devices are also described.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: January 10, 2023
    Assignee: Applied Materials, Inc.
    Inventors: Sung-Kwan Kang, Gill Yong Lee, Sang Ho Yu, Shih Chung Chen, Jeffrey W. Anthis
  • Patent number: 11488830
    Abstract: Methods of depositing platinum group metal films of high purity, low resistivity, and good conformality are described. A platinum group metal film is formed in the absence of an oxidant. The platinum group metal film is selectively deposited on a conductive substrate at a temperature less than 200° C. by using an organic platinum group metal precursor.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: November 1, 2022
    Assignee: Applied Materials, Inc.
    Inventors: Yixiong Yang, Wei V. Tang, Seshadri Ganguli, Sang Ho Yu, Feng Q. Liu, Jeffrey W. Anthis, David Thompson, Jacqueline S. Wrench, Naomi Yoshida
  • Publication number: 20220325410
    Abstract: Methods of depositing a metal film are discussed. A metal film is formed on the bottom of feature having a metal bottom and dielectric sidewalls. Formation of the metal film comprises exposure to a metal precursor and an alkyl halide catalyst while the substrate is maintained at a deposition temperature. The metal precursor has a decomposition temperature above the deposition temperature. The alkyl halide comprises carbon and halogen, and the halogen comprises bromine or iodine.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 13, 2022
    Applicant: Applied Materials, Inc.
    Inventors: Byunghoon Yoon, Liqi Wu, Joung Joo Lee, Kai Wu, Xi Cen, Wei Lei, Sang Ho Yu, Seshadri Ganguli
  • Publication number: 20220298625
    Abstract: Embodiments of the invention provide processes to selectively form a cobalt layer on a copper surface over exposed dielectric surfaces. In one embodiment, a method for capping a copper surface on a substrate is provided which includes positioning a substrate within a processing chamber, wherein the substrate contains a contaminated copper surface and a dielectric surface, exposing the contaminated copper surface to a reducing agent while forming a copper surface during a pre-treatment process, exposing the substrate to a cobalt precursor gas to selectively form a cobalt capping layer over the copper surface while leaving exposed the dielectric surface during a vapor deposition process, and depositing a dielectric barrier layer over the cobalt capping layer and the dielectric surface.
    Type: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Inventors: Sang-Ho YU, Kevin MORAES, Seshadri GANGULI, Hua CHUNG, See-Eng PHAN
  • Patent number: 11421318
    Abstract: Methods and apparatus for increasing reflectivity of an aluminum layer on a substrate. In some embodiments, a method of depositing an aluminum layer on a substrate comprises depositing a layer of cobalt or cobalt alloy or a layer of titanium or titanium alloy on the substrate with a chemical vapor deposition (CVD) process, pre-treating the layer of cobalt or cobalt alloy with a thermal hydrogen anneal at a temperature of approximately 400 degrees Celsius if a top surface of the layer of cobalt or cobalt alloy is compromised, and depositing a layer of aluminum on the layer of cobalt or cobalt alloy or the layer of titanium or titanium alloy with a CVD process at a temperature of approximately 120 degrees Celsius. Pre-treatment of the layer of cobalt or cobalt alloy may be accomplished for a duration of approximately 60 seconds to approximately 120 seconds.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: August 23, 2022
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Jacqueline Wrench, Liqi Wu, Hsiang Ning Wu, Paul Ma, Sang-Ho Yu, Fuqun Grace Vasiknanonte, Nobuyuki Sasaki
  • Patent number: 11384429
    Abstract: Embodiments of the invention provide processes to selectively form a cobalt layer on a copper surface over exposed dielectric surfaces. In one embodiment, a method for capping a copper surface on a substrate is provided which includes positioning a substrate within a processing chamber, wherein the substrate contains a contaminated copper surface and a dielectric surface, exposing the contaminated copper surface to a reducing agent while forming a copper surface during a pre-treatment process, exposing the substrate to a cobalt precursor gas to selectively form a cobalt capping layer over the copper surface while leaving exposed the dielectric surface during a vapor deposition process, and depositing a dielectric barrier layer over the cobalt capping layer and the dielectric surface.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: July 12, 2022
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Sang-Ho Yu, Kevin Moraes, Seshadri Ganguli, Hua Chung, See-Eng Phan