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).
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Publication number: 20250065790Abstract: An automatically operatable electric wing-out headrest includes a motor having a lead screw configured to adjust forward-and-rearward rotation of wing-out pads respectively mounted on the opposite sides of a headrest body, a first slider coupled to the lead screw so as to be movable upwards and downwards, a second slider configured to contact the first slider so as to be movable forwards and rearwards, and a wing-out link connected to the second slider to rotate a wing-out frame.Type: ApplicationFiled: November 8, 2024Publication date: February 27, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SEOYONCNFInventors: Sang Uk Yu, Tae Hoon Lee, Sang Ho Kim, Seung Young Lee, Jun Namgoong, Yong Jun Shin
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Patent number: 12202393Abstract: An electric headrest sliding device includes a slider configured to be movable upwards and downwards by driving of a motor, a front frame of a headrest, and a rotation link configured to connect the slider to the front frame, wherein the rotation link is rotated forwards or rearwards to push or pull the front frame during upward-and-downward movement of the slider, thereby accurately adjusting the front and rear positions of the headrest.Type: GrantFiled: March 3, 2023Date of Patent: January 21, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SEOYONCNFInventors: Sang Uk Yu, Tae Hoon Lee, Sang Ho Kim, Seung Young Lee, Jun Namgoong, Yong Jun Shin
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Publication number: 20250024698Abstract: An object of the present invention is to provide a material for organic EL elements, the material being excellent in hole injecting/transporting performance, electron-blocking capability, stability in the form of a thin film, and durability. Another object of the present invention is to provide an organic EL element having high efficiency, a low driving voltage, and a long lifespan, by combining the aforementioned material with various materials for organic EL elements, the materials being excellent in hole/electron injecting/transporting performance, electron-blocking capability, stability in the form of a thin film, and durability, such that the properties of the individual materials can be effectively exhibited.Type: ApplicationFiled: August 1, 2022Publication date: January 16, 2025Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Junichi IZUMIDA, Sang-Won KO, Bong-Hyang LEE, Jung-Ho RYU, Jin-ho LEE, Kouki KASE, Shuichi HAYASHI, Se-Jin LEE, Tae-Jung YU, Young-Tae CHOI, Sung-Hoon JOO, Byung-Sun YANG, Ji-Hwan KIM, Bong-Ki SHIN
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Publication number: 20240218505Abstract: 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: ApplicationFiled: December 27, 2023Publication date: July 4, 2024Inventors: Jiyeon Kim, YoungChol Byun, Petri Raisanen, Sang Ho Yu, Sukanya Datta, Chiyu Zhu, Jan Willem Maes, Saima Ali, Elina Färm
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Publication number: 20240218503Abstract: 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: ApplicationFiled: March 18, 2024Publication date: July 4, 2024Inventors: Sang-Ho YU, Kevin MORAES, Seshadri GANGULI, Hua CHUNG, See-Eng PHAN
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Patent number: 12000044Abstract: 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: GrantFiled: June 21, 2019Date of Patent: June 4, 2024Assignee: Applied Materials, Inc.Inventors: Sang Ho Yu, Seshadri Ganguli, Byunghoon Yoon, Wei Min Chen
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Patent number: 11959167Abstract: 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: GrantFiled: June 7, 2022Date of Patent: April 16, 2024Assignee: APPLIED MATERIALS, INC.Inventors: Sang-Ho Yu, Kevin Moraes, Seshadri Ganguli, Hua Chung, See-Eng Phan
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Patent number: 11894233Abstract: 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: GrantFiled: September 29, 2022Date of Patent: February 6, 2024Assignee: 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
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Publication number: 20230295795Abstract: 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: ApplicationFiled: March 10, 2023Publication date: September 21, 2023Inventors: Yasiel Cabrera, YoungChol Byun, Arul Vigneswar Ravichandran, Salvatore Luiso, Sang Ho Yu, Moataz Bellah Mousa
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Patent number: 11680313Abstract: 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: GrantFiled: May 5, 2020Date of Patent: June 20, 2023Assignee: APPLIED MATERIALS, INC.Inventors: Sang Ho Yu, Lu Chen, Seshadri Ganguli
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Patent number: 11621266Abstract: 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: GrantFiled: November 9, 2021Date of Patent: April 4, 2023Assignee: 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
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Publication number: 20230025937Abstract: 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: ApplicationFiled: September 29, 2022Publication date: January 26, 2023Applicant: 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
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Patent number: 11552082Abstract: 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: GrantFiled: August 25, 2020Date of Patent: January 10, 2023Assignee: Applied Materials, Inc.Inventors: Sung-Kwan Kang, Gill Yong Lee, Sang Ho Yu, Shih Chung Chen, Jeffrey W. Anthis
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Patent number: 11488830Abstract: 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: GrantFiled: August 23, 2019Date of Patent: November 1, 2022Assignee: 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
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Publication number: 20220325410Abstract: 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: ApplicationFiled: June 23, 2022Publication date: October 13, 2022Applicant: Applied Materials, Inc.Inventors: Byunghoon Yoon, Liqi Wu, Joung Joo Lee, Kai Wu, Xi Cen, Wei Lei, Sang Ho Yu, Seshadri Ganguli
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Publication number: 20220298625Abstract: 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: ApplicationFiled: June 7, 2022Publication date: September 22, 2022Inventors: Sang-Ho YU, Kevin MORAES, Seshadri GANGULI, Hua CHUNG, See-Eng PHAN
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Patent number: 11421318Abstract: 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: GrantFiled: April 30, 2019Date of Patent: August 23, 2022Assignee: APPLIED MATERIALS, INC.Inventors: Jacqueline Wrench, Liqi Wu, Hsiang Ning Wu, Paul Ma, Sang-Ho Yu, Fuqun Grace Vasiknanonte, Nobuyuki Sasaki
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Patent number: 11384429Abstract: 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: GrantFiled: May 18, 2017Date of Patent: July 12, 2022Assignee: APPLIED MATERIALS, INC.Inventors: Sang-Ho Yu, Kevin Moraes, Seshadri Ganguli, Hua Chung, See-Eng Phan
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Publication number: 20220122923Abstract: Embodiments of the disclosure relate to methods and materials for forming barrier layers with enhanced barrier performance and/or reduced via resistance. Some embodiments of the disclosure provide methods for passivating a metal surface by exposing the metal surface to a metal complex comprising an organic ligand with at least three carbon atoms and a double or triple bond that eta bonds with a central metal atom. Some embodiments provide barrier layers within vias which enable a reduction in resistance of at least 25% as a result of thinner barrier layers with equivalent barrier properties.Type: ApplicationFiled: October 16, 2020Publication date: April 21, 2022Applicant: Applied Materials, Inc.Inventors: Lu Chen, Seshadri Ganguli, Sang Ho Yu, Feng Chen
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Patent number: 11286556Abstract: Methods for selectively depositing on surfaces are disclosed. Some embodiments of the disclosure utilize an organometallic precursor that is substantially free of halogen and substantially free of oxygen. Deposition is performed to selectively deposit a metal film on a non-metallic surface over a metallic surface. Some embodiments of the disclosure relate to methods of gap filling.Type: GrantFiled: April 14, 2020Date of Patent: March 29, 2022Assignee: Applied Materials, Inc.Inventors: Byunghoon Yoon, Wei Lei, Sang Ho Yu