Patents by Inventor Sang-Cheol Han
Sang-Cheol Han 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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Patent number: 12250459Abstract: A camera module includes a housing, a lens module accommodated in the housing, a first optical image stabilization (OIS) driving unit configured to move the lens module, relative to the housing, in a first direction perpendicular to an optical axis direction, and a second OIS driving unit configured to move the lens module, relative to the housing, in a second direction perpendicular to the optical axis direction and intersecting the first direction, wherein the first OIS driving unit includes first voice coil motors disposed on both sides of the lens module in the first direction, and the second OIS driving unit includes second voice coil motors disposed on both sides of the lens module in the first direction.Type: GrantFiled: March 23, 2022Date of Patent: March 11, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Hun Han, Nam Ki Park, Young Bok Yoon, Soo Cheol Lim, Byung Gi An
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Publication number: 20250046912Abstract: A battery case and a heat management system for a battery module having the battery case, in which the battery case ensures airtightness allowing a liquid immersion cooling method based on a nonconductive refrigerant to be used in managing the heat of the battery module, and the internal temperature of the battery case and the level of the nonconductive refrigerant are controlled to remain constant so as to keep the battery cell below an ignition point, thereby preventing a fire from breaking out.Type: ApplicationFiled: December 26, 2022Publication date: February 6, 2025Inventors: Seung Cheol HAN, Byeong Jin SHIN, Do Yeop KIM, Geon Eung LEE, Sang Dae KIM, Dong Dae PARK
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Publication number: 20250033981Abstract: Mesoporous silica containing zinc oxide and a production method therefor are described. In the mesoporous silica containing zinc oxide, which is spherical mesoporous silica, an inside of the mesoporous silica contains a plurality of mesopores, zinc ions are bound to the mesopores to form zincosilicate, and zinc oxide is bound to the zincosilicate. According to an embodiment, it is possible to provide mesoporous silica having a large specific surface area and pore volume and to improve economic efficiency and production yield by simplifying the production process.Type: ApplicationFiled: May 15, 2023Publication date: January 30, 2025Inventor: Sang Cheol HAN
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Publication number: 20240400399Abstract: Spherical mesoporous silica and a production method therefor are described. According to embodiments, it is possible to provide spherical mesoporous silica characterized by funnel-shaped pores having a large entrance size, and improve economic efficiency and production yield by simplifying the process for production of the spherical mesoporous silica. Further, it is possible to provide spherical mesoporous silica which has excellent adsorption performance due to its large specific surface area and pore volume, is capable of exhibiting an effect of releasing an adsorbed component for a long time after adsorption, and thus is highly usable as a delivery carrier, and a production method therefor.Type: ApplicationFiled: June 24, 2022Publication date: December 5, 2024Inventors: Sang Cheol HAN, Sang Eon PARK
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Patent number: 12009430Abstract: Residue at the base of a feature in a substrate to be etched is limited so that improved profiles may be obtained when forming vertical, narrow pitch, high aspect ratio features, for example fin field effect transistor (FinFET) gates. A thin bottom layer of the feature is formed of a different material than the main layer of the feature. The bottom material may be comprised of a material that preferentially etches and/or preferentially oxidizes as compared to the main layer. The bottom layer may comprise silicon germanium. The preferential etching characteristics may provide a process in which un-etched residuals do not remain. Even if residuals remain, after etch of the feature, an oxidation process may be performed. Enhanced oxidation rates of the bottom material allow any remaining residual to be oxidized. Plasma oxidation may be used. The oxidized material may then be removed by utilizing standard oxide removal mechanisms.Type: GrantFiled: February 5, 2020Date of Patent: June 11, 2024Assignee: Tokyo Electron LimitedInventors: Sergey Voronin, Christopher Catano, Sang Cheol Han, Shyam Sridhar, Yusuke Yoshida, Christopher Talone, Alok Ranjan
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Patent number: 11998508Abstract: A massager controlling apparatus and a method thereof are provided. The massager controlling apparatus according to an embodiment of the present disclosure includes a setting part configured to set a massage mode and a control part configured to control a moving speed of a driving module performing massage to adjust at least one of an operation time of a corresponding massage pattern and massage strength according to the massage mode set by the setting part and a body shape of a user.Type: GrantFiled: April 8, 2019Date of Patent: June 4, 2024Assignee: Ceragem Co., Ltd.Inventors: Sang Cheol Han, Dong Myoung Lee, Ki Sung Kim, Sang Hee Kim
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Publication number: 20240108536Abstract: A thermo-therapeutic apparatus and a method for controlling the same are provided.Type: ApplicationFiled: December 14, 2023Publication date: April 4, 2024Applicant: CERAGEM CO., LTDInventors: Dong Myoung LEE, Ki Sung KIM, Sang Cheol HAN, Jin Cheol PARK
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Patent number: 11912787Abstract: Proposed is a peptide for skin anti-aging and anti-wrinkle, comprising a glycine-histidine-lysine tripeptide and polyarginine linked to the carboxy-terminus of the tripeptide, and a composition for skin anti-aging and anti-wrinkle comprising the peptide. The peptide and composition may enter the cytoplasm more rapidly and efficiently than a conventional GHK tripeptide, and may exhibit skin anti-aging and anti-wrinkle effects similar to those of the GHK tripeptide even at a lower concentration than that of the GHK tripeptide.Type: GrantFiled: January 22, 2020Date of Patent: February 27, 2024Assignee: DERMAFIRM, INC.Inventors: Hoon Cha, Young Il Kwon, Sang Cheol Han, Jin Wook Kim, Mi Young Lee, Ga Hee Hur
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Patent number: 11890248Abstract: An apparatus including a thermal ceramic module including a body, a first supporting plate located on the body, a second supporting plate located on the first plate, an ascending and descending driving part coupled to a lower portion of the first plate and configured to move the first plate in a vertical direction on the basis of the body, and a ceramic member coupled to the second plate; a weight sensor provided on a lower surface of the second plate to sense a body pressure of a user; and a controller configured to control a massage mode of the thermal ceramic module, wherein the controller controls a driving height of the ascending and descending driving part according to the body pressure of the user sensed by the weight sensor to provide the same pressure to the user through the ceramic member on the basis of a predetermined desired intensity.Type: GrantFiled: January 12, 2018Date of Patent: February 6, 2024Assignee: CERAGEM CO., LTD.Inventors: Dong Myoung Lee, Ki Sung Kim, Sang Cheol Han, Jin Cheol Park
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Patent number: 11839486Abstract: Disclosed are a thermotherapeutic apparatus having a function of measuring a heart rate and a method of controlling the same. The thermotherapeutic apparatus includes a pretreatment portion which extracts a ballistocardiogram signal sensed by a weight detecting sensor, a heartbeat signal extractor which extracts a heartbeat signal from the pretreated signal, and a mode performer which performs control to calculate a heart rate on the basis of the extracted heartbeat signal, to determine a massage mode according to the calculated heart rate, and to automatically set a massage pattern, a massage level, and a massage temperature of the corresponding massage mode so as to perform the corresponding massage mode.Type: GrantFiled: February 1, 2019Date of Patent: December 12, 2023Assignee: CERAGEM CO., LTD.Inventors: Ki Sung Kim, Dong Myoung Lee, Sang Cheol Han, Sang Hee Kim
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Patent number: 11759349Abstract: To provide a heating apparatus for a heat treatment machine configured to accurately bring each ceramic member into contact with a set moxibustion point, the present invention provides a heating apparatus for a heat treatment machine including a base plate, an ascending and descending member of which one end is coupled to the base plate through a coupler, a plurality of ceramic members provided in the ascending and descending member, a first driving part configured to raise and lower the ascending and descending member, and a second driving part configured to convey the base plate in a horizontal direction.Type: GrantFiled: January 18, 2018Date of Patent: September 19, 2023Assignee: CERAGEM CO., LTD.Inventors: Sang Cheol Han, Seung Gwan Hong
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Publication number: 20230255014Abstract: Technologies for fabricating a vertical dynamic random access memory (DRAM) structure include forming a DRAM cell hole through a word line layer and an associated substrate such that a first section of the DRAM cell hole extends through the word line layer and a second section of the DRAM cell hole extends through the substrate in vertical alignment with the first section. A pillar capacitor structure is initially formed using the second section of the DRAM cell hole, followed by the formation of a transistor using the first section of the DRAM cell hole as a channel for the transistor. Due to the use of a common DRAM cell hole, the pillar capacitor structure and the channel are in vertical alignment. The substrate is subsequently flipped and removed from the pillar capacitor structure, which is further processed to form a pillar capacitor. In some embodiments, the channel may be formed from a deposition of indium gallium zinc oxide (IGZO).Type: ApplicationFiled: February 10, 2022Publication date: August 10, 2023Inventors: Sang Cheol Han, Soo Doo Chae, Sunghil Lee
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Publication number: 20230133927Abstract: A three-dimensional (3D) memory structure includes a memory array formed on a side of a substrate, a far-back-end-of-line (FBEOL) structure formed on the memory array, and a back-end-of-line (BEOL) structure formed on another side of the substrate opposite the side on which the memory array and the BEOL structure are formed. Methodologies to fabricate the 3D memory structure are also disclosed and include forming the memory array on the substrate, forming the FBEOL on the memory array, flipping the substrate, and forming the BEOL on the opposite side of the substrate. Alternative 3D memory structures and fabrication methodologies are also disclosed.Type: ApplicationFiled: February 10, 2022Publication date: May 4, 2023Inventors: Sang Cheol Han, Sunghil Lee, Iljung Park, Soo Doo Chae
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Publication number: 20230108117Abstract: A method of etching a metal includes performing at least two cycles of an etch process. A cycle of the etch process includes: performing a surface modification on an exposed surface of a metal layer over a substrate, performing a hydrogen treatment on the metal layer, and performing a cleaning treatment on the metal layer. The hydrogen treatment forms a layer of reaction products on the metal layer. The cleaning treatment removes the layer of reaction products.Type: ApplicationFiled: October 4, 2022Publication date: April 6, 2023Inventors: Sergey Voronin, Qi Wang, Christopher Netzband, Gabriel Gibney, Sang Cheol Han, Peter Biolsi, Arkalgud Sitaram, Christophe Vallee
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Publication number: 20230075263Abstract: A semiconductor package is disclosed. The semiconductor package includes a first substrate including a first interconnect structure and a first bonding layer adjacent the first interconnect structure. The semiconductor package includes a second substrate including a second interconnect structure and a second bonding layer adjacent the second interconnect structure. The first bonding layer and second bonding layer each include a metal oxide.Type: ApplicationFiled: July 13, 2022Publication date: March 9, 2023Applicant: Tokyo Electron LimitedInventors: Soo Doo Chae, Sang Cheol Han, Hojin Kim, Kandabara Tapily, Satohiko Hoshino, Adam Gildea, Gerrit Leusink
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Publication number: 20220246626Abstract: Embodiments provide raised pad formations for step contacts in three-dimensional structures formed on microelectronic workpieces. Steps are formed in a multilayer stack that is used for the three-dimensional structure. The multilayer stack includes alternating non-conductive and conductive layers. For one embodiment, alternating oxide and polysilicon layers are used. The steps expose contact regions on different conductive layers. Material layers are formed on the contact regions to form raised pads. The material layers preferably have a high selectivity with respect to the non-conductive material for etch processes. A protective layer is formed over the steps and the raised pads, and contact holes are formed through the protective layer to the raised pads. Contacts are then formed within the contact holes. The raised pads inhibit punch-through of the non-conductive layers during the forming of the contact holes thereby improving performance of resulting devices formed in the microelectronic workpieces.Type: ApplicationFiled: April 13, 2022Publication date: August 4, 2022Inventors: Soo Doo Chae, Sang Cheol Han, Youngwoo Park
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Patent number: 11380697Abstract: Embodiments provide raised pad formations for step contacts in three-dimensional structures formed on microelectronic workpieces. Steps are formed in a multilayer stack that is used for the three-dimensional structure. The multilayer stack includes alternating non-conductive and conductive layers. For one embodiment, alternating oxide and polysilicon layers are used. The steps expose contact regions on different conductive layers. Material layers are formed on the contact regions to form raised pads. The material layers preferably have a high selectivity with respect to the non-conductive material for etch processes. A protective layer is formed over the steps and the raised pads, and contact holes are formed through the protective layer to the raised pads. Contacts are then formed within the contact holes. The raised pads inhibit punch-through of the non-conductive layers during the forming of the contact holes thereby improving performance of resulting devices formed in the microelectronic workpieces.Type: GrantFiled: February 25, 2020Date of Patent: July 5, 2022Assignee: Tokyo Electron LimitedInventors: Soo Doo Chae, Sang Cheol Han, Youngwoo Park
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Patent number: 11319213Abstract: The present invention relates to mesoporous silica embedded with alloy particles, and a preparation method thereof, and it is possible to prevent the release of metal particles to the outside because the inside of spherical mesoporous silica is embedded with metal nanoparticles, and as the aggregation of the metal is prevented, the stability is excellent and the production yield is high during the preparation process, so that mesoporous silica can be mass-produced, the efficacy of metal nanoparticles may be maintained by preventing the oxidation of metal nanoparticles, and mesoporous silica can be produced at low costs. Further, the inside of pores of mesoporous silica is embedded with metal nanoparticles, so that the discoloration and smell change phenomenon does not occur, and the far-infrared emission and deodorization effects are excellent.Type: GrantFiled: December 3, 2019Date of Patent: May 3, 2022Assignees: CEN CO., LTD, CENNANO CO., LTD, CENBIO CO., LTDInventor: Sang Cheol Han
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Publication number: 20220073562Abstract: Proposed is a peptide for skin anti-aging and anti-wrinkle, comprising a glycine-histidine-lysine tripeptide and polyarginine linked to the carboxy-terminus of the tripeptide, and a composition for skin anti-aging and anti-wrinkle comprising the peptide. The peptide and composition may enter the cytoplasm more rapidly and efficiently than a conventional GHK tripeptide, and may exhibit skin anti-aging and anti-wrinkle effects similar to those of the GHK tripeptide even at a lower concentration than that of the GHK tripeptide.Type: ApplicationFiled: January 22, 2020Publication date: March 10, 2022Inventors: Hoon CHA, Young Il KWON, Sang Cheol HAN, Jin Wook KIM, Mi Young LEE, Ga Hee HUR
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Publication number: 20210288069Abstract: In certain embodiments, a 3D structure for a microelectronic workpiece includes a multilayer stack that includes polysilicon layers separated by other layers, holes formed within the multilayer stack, recesses formed within the polysilicon layers at edges of the holes, conductive material deposited within the recesses to form outer layers within the holes, and plugs formed adjacent the outer layers within the holes.Type: ApplicationFiled: March 10, 2021Publication date: September 16, 2021Inventors: Soo Doo Chae, Sang Cheol Han, Youngwoo Park