Patents by Inventor Geun Cha
Geun Cha 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: 20250123898Abstract: Disclosed herein is a method for executing Artificial Intelligence (AI) services based on virtual infrastructures. The method includes configuring the sharing type of a computational processing unit, executing an AI service based on a virtual infrastructure using requirements for the AI service and information about the sharing type of the computational processing unit, and performing optimization for the AI service.Type: ApplicationFiled: February 14, 2024Publication date: April 17, 2025Inventors: Hyun-Hwa CHOI, Dae-Won KIM, Sun-Wook KIM, Su-Min JANG, Jae-Geun CHA
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Publication number: 20250117243Abstract: Disclosed herein is an apparatus, method, and storage medium for integrated management of virtualization of computer resources. The apparatus receives a user request from a user; classifies the received user request depending on virtualization models for the one or more nodes, provides the classified user request to at least one interface of the virtualization models and performs an integration manager of the virtualization models.Type: ApplicationFiled: October 9, 2024Publication date: April 10, 2025Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae-Won KIM, Sun-Wook KIM, Su-Min JANG, Jae-Geun CHA, Hyun-Hwa CHOI
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Patent number: 12245475Abstract: A display device includes: a substrate; a transistor disposed on the substrate; a first electrode connected to the transistor; an emission layer disposed on the first electrode; a second electrode disposed on the emission layer; a common voltage line connected to the second electrode; and a third electrode and a fourth electrode disposed between the common voltage line and the second electrode.Type: GrantFiled: March 7, 2022Date of Patent: March 4, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myoung Geun Cha, Sang Gun Choi, Tae Wook Kang, Bum Mo Sung, Yun Jung Oh, Yong Su Lee
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Patent number: 12189648Abstract: Disclosed herein are an apparatus and method for managing integrated storage. The apparatus includes a data distribution and storage unit for distributing data in order to store the data in integrated storage, including on-premises storage and cloud storage; a storage management unit for connecting to the integrated storage in order to store the data and providing information about storage tiering pertaining to the data; a data manipulation unit for providing the integrated storage as virtual data storage regardless of a location at which the data is actually stored; and a storage connection unit for providing a user with an interface for the created virtual data storage as a single virtual storage unit, wherein the information about storage tiering varies depending on the performance of storage, the time during which the data is used, and the frequency with which the data is accessed.Type: GrantFiled: September 4, 2018Date of Patent: January 7, 2025Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae-Won Kim, Sun-Wook Kim, Seong-Woon Kim, Soo-Cheol Oh, Jae-Geun Cha, Ji-Hyeok Choi
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Publication number: 20240413248Abstract: 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: ApplicationFiled: August 19, 2024Publication date: December 12, 2024Inventors: 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
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Publication number: 20240397773Abstract: A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.Type: ApplicationFiled: July 31, 2024Publication date: November 28, 2024Inventors: Hyun Min CHO, Tae Wook KANG, Sang Gun CHOI, Shin Il CHOI, Yun Jung OH, Myoung Geun CHA
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Publication number: 20240338345Abstract: Disclosed herein are an apparatus and method for managing in-memory container storage. The apparatus includes one or more processors, executable memory for storing at least one program executed by the one or more processors, and a container file system for storing a container, which provides application virtualization. Here, the container file system includes a merged access layer, a container layer, and an image layer, and the at least one program provides an application with link information of files in the container layer and the image layer, thereby allowing the application to access the files.Type: ApplicationFiled: June 18, 2024Publication date: October 10, 2024Inventors: Dae-Won KIM, Sun-Wook KIM, Su-Min JANG, Jae-Geun CHA, Hyun-Hwa CHOI
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Patent number: 12113718Abstract: Disclosed herein is a method for resource allocation in an edge-computing environment. The method includes receiving a request for an intelligent edge service, selecting the worker server to execute the service based on an input/output congestion level, allocating resources based on topology information of the worker server, and configuring a virtual environment based on the allocated resources.Type: GrantFiled: November 9, 2022Date of Patent: October 8, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyun-Hwa Choi, Dae-Won Kim, Sun-Wook Kim, Su-Min Jang, Jae-Geun Cha
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Patent number: 12107915Abstract: Disclosed herein are a distributed cloud system, a data processing method of a distributed cloud system, and a storage medium. The data processing method of a distributed cloud system includes receiving a request of a user for an edge cloud and controlling a distributed cloud system, wherein the distributed cloud system comprises a core cloud including a large-scale resource, the edge cloud, and a local cloud including a middle-scale resource between the core cloud and the edge cloud, processing tasks corresponding to the user request through a scheduler of the core cloud, distributing the tasks based on a queue, and aggregating results of processed tasks, and providing processed data in response to a request of the user, wherein the distributed cloud system provides a management function in case of failure in the distributed cloud system.Type: GrantFiled: June 13, 2023Date of Patent: October 1, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Dae-Won Kim, Sun-Wook Kim, Su-Min Jang, Jae-Geun Cha, Hyun-Hwa Choi
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Patent number: 12093574Abstract: Disclosed herein are an apparatus and method for managing memory-based integrated storage. The apparatus includes one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program converts data operation tasks in response to a request for access to memory-based integrated storage from a user, a single virtual disk of a virtual storage pool of the memory-based integrated storage converts a disk access command into a command for connecting to a storage backend depending on the data operation tasks, and conversion of the data operation tasks into the command includes target identification indicating which local storage of the memory-based integrated storage is to be used.Type: GrantFiled: June 17, 2022Date of Patent: September 17, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae-Won Kim, Sun-Wook Kim, Su-Min Jang, Jae-Geun Cha, Hyun-Hwa Choi
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Publication number: 20240304726Abstract: A display device and method of fabricating the same are provided. The display device includes a substrate and a thin-film transistor formed on the substrate. The thin-film transistor includes a lower gate conductive layer disposed on the substrate, and a lower gate insulating film disposed on the lower gate conductive layer The lower gate insulating film includes an upper surface and sidewalls. The thin-film transistor includes an active layer disposed on the upper surface of the lower gate insulating film, the active layer including sidewalls. At least one of the sidewalls of the lower gate insulating film and at least one of the sidewalls of the active layer are aligned with each other.Type: ApplicationFiled: May 15, 2024Publication date: September 12, 2024Applicant: Samsung Display Co., LTD.Inventors: Sang Sub KIM, Keun Woo KIM, Ji Yeong SHIN, Yong Su LEE, Myoung Geun CHA, Ki Seok CHOI, Sang Gun CHOI
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Patent number: 12087865Abstract: 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: GrantFiled: February 28, 2023Date of Patent: September 10, 2024Assignee: 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
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Publication number: 20240291895Abstract: Disclosed herein are a distributed cloud system and a data-processing method and storage medium of the distributed cloud system. The data-processing method of the distributed cloud system includes executing an application of an edge computer system, requested by a user device, creating a snapshot image of the application, and storing the created image and transferring the stored image when migration is performed.Type: ApplicationFiled: February 27, 2024Publication date: August 29, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae-Won KIM, Su-Min JANG, Sun-Wook KIM, Jae-Geun CHA, Hyun-Hwa CHOI
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Patent number: 12075655Abstract: An organic light emitting diode display includes a first thin film transistor of which a channel is formed in a polycrystalline transistor, a second thin film transistor of which a channel is formed in an oxide semiconductor layer, an organic light emitting diode electrically connected to the first thin film transistor, a storage capacitor having a first electrode and a second electrode, wherein the second electrode of the storage capacitor is electrically connected to a gate electrode of the first thin film transistor, and an overlapping layer overlapping the oxide semiconductor layer in a plan view and receiving a positive voltage. The oxide semiconductor layer is positioned higher than the gate electrode of the first thin film transistor and the second electrode of the storage capacitor.Type: GrantFiled: January 19, 2021Date of Patent: August 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myoung Geun Cha, Sang Gun Choi, Sang Sub Kim, Ji Yeong Shin, Yong Su Lee, Ki Seok Choi
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Patent number: 12058907Abstract: A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.Type: GrantFiled: January 23, 2023Date of Patent: August 6, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyun Min Cho, Tae Wook Kang, Sang Gun Choi, Shin Il Choi, Yun Jung Oh, Myoung Geun Cha
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Patent number: 12038872Abstract: Disclosed herein are an apparatus and method for managing in-memory container storage. The apparatus includes one or more processors, executable memory for storing at least one program executed by the one or more processors, and a container file system for storing a container, which provides application virtualization. Here, the container file system includes a merged access layer, a container layer, and an image layer, and the at least one program provides an application with link information of files in the container layer and the image layer, thereby allowing the application to access the files.Type: GrantFiled: June 17, 2022Date of Patent: July 16, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae-Won Kim, Sun-Wook Kim, Su-Min Jang, Jae-Geun Cha, Hyun-Hwa Choi
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Patent number: 12041122Abstract: Disclosed herein are an apparatus and method for autoscaling a service shared in a cloud. The apparatus may include memory in which at least one program is recorded and a processor for executing the program, and the program may perform autoscaling by which at least one second service for performing the same function as a first service is additionally generated or deleted depending on a load that is incurred when multiple clients call the first service in the cloud. The at least one second service may be set to one of two or more execution types having different response times depending on a response time required by each of the multiple clients.Type: GrantFiled: March 4, 2022Date of Patent: July 16, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyun-Hwa Choi, Dae-Won Kim, Sun-Wook Kim, Su-Min Jang, Jae-Geun Cha
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Publication number: 20240206246Abstract: A display device including a first substrate and a second substrate. A first barrier layer is on the first substrate and the second substrate is on the first barrier layer. A second barrier layer is on the second substrate and a buffer layer is on the second barrier layer. At least one transistor is on the buffer layer and an organic light-emitting diode is on the at least one transistor. The second substrate comprises a polyimide resin and a dielectric constant of the second substrate is smaller than a dielectric constant of the first substrate.Type: ApplicationFiled: August 21, 2023Publication date: June 20, 2024Inventors: Hee Kyun SHIN, Yong Hoon YANG, Myoung Geun CHA, Ki Seok CHOI
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Patent number: 12015088Abstract: A display device and method of fabricating the same are provided. The display device includes a substrate and a thin-film transistor formed on the substrate. The thin-film transistor includes a lower gate conductive layer disposed on the substrate, and a lower gate insulating film disposed on the lower gate conductive layer The lower gate insulating film includes an upper surface and sidewalls. The thin-film transistor includes an active layer disposed on the upper surface of the lower gate insulating film, the active layer including sidewalls. At least one of the sidewalls of the lower gate insulating film and at least one of the sidewalls of the active layer are aligned with each other.Type: GrantFiled: March 17, 2023Date of Patent: June 18, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Sub Kim, Keun Woo Kim, Ji Yeong Shin, Yong Su Lee, Myoung Geun Cha, Ki Seok Choi, Sang Gun Choi
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Publication number: 20240172499Abstract: A display device includes a substrate including a display area including a plurality of pixels, a peripheral area around the display area, and a bending area disposed in the peripheral area. A plurality of transistors is disposed in each pixel; a driving voltage line is disposed in the display area and transmits a driving voltage; a driving voltage transmission line is disposed in the peripheral area and is connected to the driving voltage line; and a conductive overlap layer overlaps at least one of the plurality of transistors.Type: ApplicationFiled: January 26, 2024Publication date: May 23, 2024Inventors: Myoung Geun CHA, Sang Gun CHOI, Ji Yeong SHIN, Yong Su LEE