Patents by Inventor Dong Ko
Dong Ko 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: 11978770Abstract: A semiconductor device includes a substrate, an active pattern extending in a first direction on the substrate, first and second nanosheets stacked on the active pattern to be spaced apart from each other in a vertical direction, a gate electrode that extends in a second direction the active pattern, the gate electrode surrounding each of the first and second nanosheets, a source/drain region on at least one side of the gate electrode, and inner spacers between the gate electrode and the source/drain region, the inner spacers including a first inner spacer between the active pattern and the first nanosheet, and a second inner spacer between the first nanosheet and the second nanosheet, the second inner spacer having a first portion adjacent to the first nanosheet, and a second portion adjacent to the second nanosheet, the first portion being wider than the second portion.Type: GrantFiled: July 29, 2021Date of Patent: May 7, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Myung-Dong Ko, Woo Cheol Shin, Soo Jin Jeong
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Publication number: 20230122379Abstract: A semiconductor device includes an active pattern with a lower pattern and sheet patterns spaced apart from the lower pattern, a gate structure on the lower pattern and having a gate electrode and a gate insulating film that surround each of the sheet patterns, a gate capping pattern on the gate structure, a gate etching stop pattern between the gate capping pattern and the gate structure, a gate spacer along a sidewall of the gate capping pattern, a source/drain pattern on the gate structure, a gate contact through the gate capping pattern and connected to the gate electrode, upper surfaces of the gate contact and gate spacer being coplanar, and a source/drain contact on the source/drain pattern and connected to the source/drain pattern.Type: ApplicationFiled: August 2, 2022Publication date: April 20, 2023Inventors: Shin Cheol MIN, Keon Yong CHEON, Myung Dong KO, Yong Hee PARK, Sang Hyeon LEE, Dong Won KIM, Woo Seung SHIN, Hyung Suk LEE
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Publication number: 20230092942Abstract: Provided is a cover for asphalt including an asphalt emulsion and a method of paving asphalt using the same, and specifically, to a cover for asphalt, which may facilitate adhesion between an existing asphalt pavement layer and a new asphalt pavement layer and substitute for a tack coat. The cover for asphalt prevents an asphalt emulsion from being damaged by heavy vehicles or construction equipment moving for application of a new pavement layer, and allows omitting separate asphalt emulsion application and curing processes before application of the new asphalt layer.Type: ApplicationFiled: November 18, 2022Publication date: March 23, 2023Inventors: Hyeong Su KIM, Hyong Ho NAM, Sung Hoon SHIM, Hyoung Dong KO
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Publication number: 20230088563Abstract: Provided is an asphalt reinforcement, and more particularly, to an asphalt reinforcement, which is applicable to asphalt pavement without tack coat application and curing processes, and a method of repairing asphalt pavement using the same. The asphalt reinforcement of the present invention includes: a reinforcing fiber layer having a plurality of holes formed therein; a film layer, which is breathable or non-breathable, includes at least one resin selected from the group consisting of polypropylene, polyethylene, ethylene vinyl acetate, polyethylene elastomers, polypropylene elastomers, polybutene, and thermoplastic polyurethane, and has a melting point of 90° C. to 130° C.; and a nonwoven fabric layer, which is disposed between the reinforcing fiber layer and the film layer, is impregnated with an asphalt emulsion, and has a melting point of 50° C. to 130° C.Type: ApplicationFiled: November 18, 2022Publication date: March 23, 2023Inventors: Hyeong Su KIM, Hyong Ho NAM, Sung Hoon SHIM, Hyoung Dong KO
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Publication number: 20230019860Abstract: A semiconductor device including a substrate; first and second active patterns on the substrate, extending in a first direction and spaced apart in a second direction; gate electrodes on the first and second active patterns and extending in the second direction; a first gate separation structure between the first and second active patterns, extending in the first direction, and separating the gate electrodes; and a first element separation structure between the gate electrodes, extending in the second direction, and separating the second active pattern, wherein a distance to a first side of a first portion of the first gate separation structure is smaller than a distance to the first side of a second portion of the first gate separation structure, and a distance to the second side of the first portion is smaller than a distance from the second active pattern to the second side of the second portion.Type: ApplicationFiled: April 12, 2022Publication date: January 19, 2023Inventors: Myung-Dong KO, Keon Yong CHEON, Dong Won KIM, Hyun Suk KIM, Sang Hyeon LEE, Hyung Suk LEE
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Publication number: 20220208967Abstract: A semiconductor device includes a substrate, an active pattern extending in a first direction on the substrate, first and second nanosheets stacked on the active pattern to be spaced apart from each other in a vertical direction, a gate electrode that extends in a second direction the active pattern, the gate electrode surrounding each of the first and second nanosheets, a source/drain region on at least one side of the gate electrode, and inner spacers between the gate electrode and the source/drain region, the inner spacers including a first inner spacer between the active pattern and the first nanosheet, and a second inner spacer between the first nanosheet and the second nanosheet, the second inner spacer having a first portion adjacent to the first nanosheet, and a second portion adjacent to the second nanosheet, the first portion being wider than the second portion.Type: ApplicationFiled: July 29, 2021Publication date: June 30, 2022Inventors: Myung-Dong KO, Woo Cheol SHIN, Soo Jin JEONG
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Patent number: 10891424Abstract: Provided is a three dimensional (3D) image content generating system. The 3D image content generating system includes a display profiler configured to receive profile information including a hardware characteristic of a display device from the display device, and a content generator configured to receive at least one of a first type of content having no 3D information and a second type of content having 3D information, and to generate an image according to the profile information.Type: GrantFiled: April 17, 2017Date of Patent: January 12, 2021Assignee: Korea Institute of Science and TechnologyInventors: Dae Il Seo, Byoung Hyun Yoo, Hee Dong Ko
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Patent number: 10616566Abstract: A three-dimensional (3D) image display system includes a profile information provider configured to provide profile information defining a hardware characteristic of a 3D image display device, and a 3D image reproducer configured to collect information of the hardware characteristic of the 3D image display device from the profile information provider and render image content according to the profile information.Type: GrantFiled: July 13, 2017Date of Patent: April 7, 2020Assignee: Korea Institute of Science and TechnologyInventors: Dae Il Seo, Byoung Hyun Yoo, Hee Dong Ko
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Publication number: 20180027229Abstract: A three-dimensional (3D) image display system includes a profile information provider configured to provide profile information defining a hardware characteristic of a 3D image display device, and a 3D image reproducer configured to collect information of the hardware characteristic of the 3D image display device from the profile information provider and render image content according to the profile information.Type: ApplicationFiled: July 13, 2017Publication date: January 25, 2018Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: DAE IL SEO, Byoung Hyun YOO, Hee Dong KO
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Publication number: 20180027223Abstract: Provided is a three dimensional (3D) image content generating system. The 3D image content generating system includes a display profiler configured to receive profile information including a hardware characteristic of a display device from the display device, and a content generator configured to receive at least one of a first type of content having no 3D information and a second type of content having 3D information, and to generate an image according to the profile information.Type: ApplicationFiled: April 17, 2017Publication date: January 25, 2018Applicant: Korea Institute of Science and TechnologyInventors: Dae Il SEO, Byoung Hyun YOO, Hee Dong KO
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Patent number: 9651384Abstract: The system for indoor navigation includes a global coordinate generator for dividing an indoor space, extracting a feature point where images photographed by cameras installed at predetermined locations overlap, and generating a global coordinate of the feature point, a database for storing information about the image and global coordinate of the feature point generated by the global coordinate generator, and a mobile device for extracting a feature point from an image of a surrounding environment photographed by a camera thereof, comparing the extracted feature point with the feature point stored in the database, and estimating location and direction thereof by using a global coordinate of a coincident feature point.Type: GrantFiled: January 8, 2013Date of Patent: May 16, 2017Assignee: Korea Institute of Science and TechnologyInventors: Ig Jae Kim, Hee Dong Ko, Jong Weon Lee
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Patent number: 9559230Abstract: Disclosed are a solar cell and a method for manufacturing the same. The solar cell comprises asymmetric nanowires each of which has an angled sidewall, and thus incident light can be concentrated at a p-n junction portion by means of a total reflection phenomenon of light caused by the difference between the refractive indices of a semiconductor layer and a transparent electrode layer, and light absorption may increase due to an increase in the light travel distance, thus improving photoelectric efficiency. Further, the method for manufacturing the solar cell involves etching a substrate and integrally forming the substrate and a p-type semiconductor layer including the asymmetric nanowires each of which has the angled sidewalls, thereby enabling reduced manufacturing costs and simple and easy manufacture of the nanowires having the angled sidewalls.Type: GrantFiled: August 17, 2012Date of Patent: January 31, 2017Assignee: POSTECH ACADEMY—INDUSTRY FOUNDATIONInventors: Chang Ki Baek, Yoon Ha Jeong, Seong Wook Choi, Tai Uk Rim, Soo Young Park, Myung Dong Ko
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Publication number: 20140326305Abstract: Disclosed are a solar cell and a method for manufacturing the same. The solar cell comprises asymmetric nanowires each of which has an angled sidewall, and thus incident light can be concentrated at a p-n junction portion by means of a total reflection phenomenon of light caused by the difference between the refractive indices of a semiconductor layer and a transparent electrode layer, and light absorption may increase due to an increase in the light travel distance, thus improving photoelectric efficiency. Further, the method for manufacturing the solar cell involves etching a substrate and integrally forming the substrate and a p-type semiconductor layer including the asymmetric nanowires each of which has the angled sidewalls, thereby enabling reduced manufacturing costs and simple and easy manufacture of the nanowires having the angled sidewalls.Type: ApplicationFiled: August 17, 2012Publication date: November 6, 2014Inventors: Chang Ki Baek, Yoon Ha Jeong, Seong Wook Choi, Tai Uk Rim, Soo Young Park, Myung Dong Ko
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Patent number: 8738697Abstract: Provided are a system capable of providing a highlight of a real-time event using message streams of social media and a highlight service providing method using the same. The disclosed highlight providing system includes: a hot event session detection unit detecting a hot event session where a hot event occurs using message streams of social media; a keyword detection unit detecting keywords related with the hot event from the hot event session detected by the hot event session detection unit using a predetermined algorithm; a hot event generating unit generating the hot event using a semantic relation between the keywords detected by the keyword detection unit; and a highlight providing unit providing a highlight of the social media along with a description in a natural language based on the hot event generated by the hot event generating unit.Type: GrantFiled: January 27, 2011Date of Patent: May 27, 2014Assignee: Korea Institute of Science and TechnologyInventors: Ho Gun Park, Hee Dong Ko, Sun Bum Youn
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Publication number: 20130297205Abstract: The system for indoor navigation includes a global coordinate generator for dividing an indoor space, extracting a feature point where images photographed by cameras installed at predetermined locations overlap, and generating a global coordinate of the feature point, a database for storing information about the image and global coordinate of the feature point generated by the global coordinate generator, and a mobile device for extracting a feature point from an image of a surrounding environment photographed by a camera thereof, comparing the extracted feature point with the feature point stored in the database, and estimating location and direction thereof by using a global coordinate of a coincident feature point.Type: ApplicationFiled: January 8, 2013Publication date: November 7, 2013Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ig Jae KIM, Hee Dong KO, Jong Weon LEE
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Publication number: 20120079020Abstract: Provided are a system capable of providing a highlight of a real-time event using message streams of social media and a highlight service providing method using the same. The disclosed highlight providing system includes: a hot event session detection unit detecting a hot event session where a hot event occurs using message streams of social media; a keyword detection unit detecting keywords related with the hot event from the hot event session detected by the hot event session detection unit using a predetermined algorithm; a hot event generating unit generating the hot event using a semantic relation between the keywords detected by the keyword detection unit; and a highlight providing unit providing a highlight of the social media along with a description in a natural language based on the hot event generated by the hot event generating unit.Type: ApplicationFiled: January 27, 2011Publication date: March 29, 2012Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ho Gun PARK, Hee Dong KO, Sun Bum YOUN
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Publication number: 20070126705Abstract: A mobile terminal and method for operating a touch keypad, the mobile terminal including a touch keypad, a touch sensor for sensing a signal inputted from a key selected by a user on the touch keypad and outputting location information corresponding to the selected key based upon the sensed signal, a Control Processor (CPU) for outputting at least one or more control signals based upon the outputted location information, and a light emitting diode controller for independently driving a light emitting diode corresponding to the selected key based upon the outputted control signals.Type: ApplicationFiled: November 9, 2006Publication date: June 7, 2007Inventors: Dong Ko, In-Yong Kim
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Publication number: 20070093680Abstract: Provided are a catalyst composition comprising a bidentate ligand, a monodentate ligand, and a transition metal catalyst and a process of hydroformylation of olefins, comprising reacting the olefin compound with gas mixture of hydrogen and carbon monoxide with stirring at an elevated pressure and temperature in the presence of the catalyst composition to produce aldehyde. The present catalytic compositions show high catalytic activity, high normal-to-iso aldehyde selectivity, and high stability.Type: ApplicationFiled: July 3, 2004Publication date: April 26, 2007Applicant: CHEM. LTD.Inventors: You Jeon, Dong Ko, O Kwon, Sung Eom, Sang Lee, Ji Moon, Kwang Park
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Publication number: 20060074118Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.Type: ApplicationFiled: November 26, 2003Publication date: April 6, 2006Applicant: CJ CORPORATIONInventors: Il Cho, Dong Ko, Yun Chae, In Min, Young Kim, Kyu Yeon, Jong Kim, Sung Jung, Sang Park, Il Kim, Hyung Ryu, Ji Noh, Hyun Park, Jie Park, Young Chung