Patents by Inventor Sung-Soo Lim
Sung-Soo Lim 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: 11991150Abstract: Disclosed herein are an apparatus and method for providing a remote work environment. 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 performs Virtual Private Network (VPN) authentication in response to a request for remote access to a work network from a user terminal, performs user authentication in order to connect the user terminal that succeeds in VPN authentication to the work network, decrypts the encrypted user data area of the user terminal that is connected to the work network, and provides the remote work environment to the user terminal based on the user data area through the work network.Type: GrantFiled: September 7, 2021Date of Patent: May 21, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Gak-Soo Lim, Sung-Jin Kim, Jung-Hwan Kang, Seung-Hun Han, Byung-Joon Kim
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Publication number: 20240155150Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.Type: ApplicationFiled: January 10, 2024Publication date: May 9, 2024Inventors: Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Publication number: 20240155152Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.Type: ApplicationFiled: January 16, 2024Publication date: May 9, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hui Yong KIM, Gwang Hoon PARK, Kyung Yong KIM, Sang Min KIM, Sung Chang LIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM
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Publication number: 20240155110Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Won KANG, Sung Chang LIM, Hyun Suk KO, Ha Hyun LEE, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Method for determining color difference component quantization parameter and device using the method
Patent number: 11979573Abstract: Disclosed are a method for determining a color difference component quantization parameter and a device using the method. Method for decoding an image can comprise the steps of: decoding a color difference component quantization parameter offset on the basis of size information of a transform unit; and calculating a color difference component quantization parameter index on the basis of the decoded color difference component quantization parameter offset. Therefore, the present invention enables effective quantization by applying different color difference component quantization parameters according to the size of the transform unit when executing the quantization.Type: GrantFiled: August 1, 2022Date of Patent: May 7, 2024Assignee: Dolby Laboratories Licensing CorporationInventors: Sung Chang Lim, Hui Yong Kim, Se Yoon Jeong, Jong Ho Kim, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim -
Patent number: 11967514Abstract: An apparatus and a method for controlling a process are provided. An apparatus for controlling a process includes a processor, and a memory for storing a plurality of instructions executed by the processor, in which the plurality of instructions include an instruction for determining deviation tendency of a seating point of a substrate with respect to a seating center point of a substrate support based on a seating point data created by accumulating the seating points of the substrate seated on the substrate support, an instruction for determining an alarm level according to the determined deviation tendency, and an instruction for performing post-processing according to the determined alarm level, in which the seating point data includes a change of the seating point over time.Type: GrantFiled: January 19, 2021Date of Patent: April 23, 2024Assignee: SEMES CO., LTD.Inventors: Sung Min Lim, Han Soo Cho
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Patent number: 11962803Abstract: The multi sample prediction method of the present invention comprises the steps of: determining a sample group consisting of a plurality of samples inside a decoding target block; determining a representative position corresponding to the sample group, inside the decoding target block; determining a representative prediction value for the sample group, on the basis of the determined representative position; and determining the determined representative prediction value as the final prediction value for each of the plurality of samples making up the sample group. The present invention enhances efficiency in encoding/decoding and reduces complexity thereof.Type: GrantFiled: May 31, 2023Date of Patent: April 16, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin Ho Lee, Hui Yong Kim, Sung Chang Lim, Jong Ho Kim, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 11962766Abstract: The present invention relates to an encoding method and decoding method, and a device using the same. The encoding method according to the present invention comprises the steps of: specifying an intra prediction mode for a current block; and scanning a residual signal by intra prediction of the current block, wherein the step of scanning the residual signal can determine a scanning type for a luminance signal and a chroma signal of the current block according to an intra prediction mode for a luminance sample of the current block.Type: GrantFiled: April 9, 2021Date of Patent: April 16, 2024Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hui Yong Kim, Gwang Hoon Park, Kyung Yong Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Publication number: 20240121385Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.Type: ApplicationFiled: October 4, 2023Publication date: April 11, 2024Inventors: Hyun Suk KO, Jin Ho LEE, Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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Publication number: 20240107002Abstract: A method for coding image information includes generating prediction information by predicting information on a current coding unit, and determining whether the information on the current coding unit is the same as the prediction information. When the information on the current coding unit is the same as the prediction information, a flag indicating that the information on the current coding unit is the same as the prediction information is coded and transmitted. When the information on the current coding unit is not the same as the prediction information, a flag indicating that the information on the current coding unit is not the same as the prediction information and the information on the current coding unit are coded and transmitted.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Se Yoon JEONG, Hui Yong KIM, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Jong Ho KIM, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN, Gwang Hoon PARK, Kyung Yong KIM, Tae Ryong KIM, Han Soo LEE
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Publication number: 20240107032Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.Type: ApplicationFiled: December 7, 2023Publication date: March 28, 2024Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hae Chul CHOI, Se Yoon JEONG, Sung-Chang LIM, Jin Soo CHOI, Jin Woo HONG, Dong Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Gwang Hoon PARK, Seung Ryong KOOK, Sea-Nae PARK, Kwang-Su JEONG
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Publication number: 20240098302Abstract: Disclosed are a method for inducing a prediction motion vector and an apparatus using the same. An image decoding method can include: a step of determining the information related to a plurality of spatial candidate prediction motion vectors from peripheral predicted blocks of a predicted target block; and a step of determining the information related to temporal candidate prediction motion vectors on the basis of the information related to the plurality of spatial candidate prediction motion vectors. Accordingly, the present invention can reduce complexity and can enhance coding efficiency when inducing the optimum prediction motion vector.Type: ApplicationFiled: November 22, 2023Publication date: March 21, 2024Applicants: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace UniversityInventors: Sung Chang LIM, Hui Yong KIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Jae Gon KIM, Sang Yong LEE, Un Ki PARK
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Publication number: 20240098311Abstract: The present invention relates to an image encoding/decoding method and apparatus. An image encoding method according to the present invention may comprise generating a transform block by performing at least one of transform and quantization; grouping at least one coefficient included in the transform block into at least one coefficient group (CG); scanning at least one coefficient included in the coefficient group; and encoding the at least one coefficient.Type: ApplicationFiled: November 20, 2023Publication date: March 21, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Dong San JUN, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Yung Lyul LEE, Jun Woo CHOI
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Patent number: 11936853Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.Type: GrantFiled: January 9, 2023Date of Patent: March 19, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Ha Hyun Lee, Jin Ho Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
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Publication number: 20240073416Abstract: The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, Universily-lndustry Cooperation Group of Kyung Hee UniversityInventors: Sung Chang LIM, Ha Hyun LEE, Se Yoon JEONG, Hui Yong KIM, Suk Hee CHO, Jong Ho KIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN, Dong Gyu SIM, Seoung Jun OH, Gwang Hoon PARK, Sea Nae PARK, Chan Woong JEON
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Patent number: 11917193Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.Type: GrantFiled: February 4, 2020Date of Patent: February 27, 2024Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hui Yong Kim, Gwang Hoon Park, Kyung Yong Kim, Sang Min Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 10137440Abstract: The present invention relates to a core-shell cobalt catalyst used for a Fischer-Tropsch synthesis reaction and a method for preparing the same. More particularly, it relates to a cobalt catalyst, which has a core-shell structure including a cobalt-supported and sintered alumina particle as a core and a zeolite powder coated on the surface of the alumina particle to a thickness of 50 ?m or greater through mechanical alloying as a shell and is used to prepare hydrocarbons with high octane numbers through a Fischer-Tropsch synthesis reaction, and a method for preparing the same.Type: GrantFiled: December 30, 2015Date of Patent: November 27, 2018Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Dong Ju Moon, Jae Sun Jung, Jae Suk Lee, Gi Hoon Hong, Eun Hyeok Yang, Sung Soo Lim, Young Su Noh, Kwang Hyeok Lee, Sang Yong Lee, Na Young Kim
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Patent number: 10046290Abstract: The present disclosure relates to a shell-and-multi-triple concentric-tube reactor and a shell-and-multi-triple concentric-tube heat exchanger, and to a shell-and-multi-triple concentric-tube reactor and a shell-and-multi-triple concentric-tube heat exchanger which provide a new type of reactor and heat exchanger, thereby maximizing catalyst performance and improving performance of the reactor by optimizing heat exchange efficiency and a heat flow, uniformly distributing a reactant, and increasing a flow rate of the reactant, and accordingly making the reactor and the heat exchanger compact.Type: GrantFiled: July 6, 2016Date of Patent: August 14, 2018Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Dong Ju Moon, Gi Hoon Hong, Jae Suk Lee, Jae Sun Jung, Eun Hyeok Yang, Sung Soo Lim, Young Su Noh, Ji In Park
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Patent number: 9822311Abstract: The present invention relates to a method for preparing a synthetic fuel on a vessel above a stranded gas field or an oil & gas field by a GTL-FPSO process, more particularly to a method for preparing a synthetic fuel with superior economic feasibility, productivity and efficiency using a compact GTL (gas to liquid) apparatus that can be used for a stranded gas field or an oil & gas field and an FPSO (floating production, storage and offloading) process under a condition optimized for the ratio of carbon dioxide in the stranded gas field or the oil & gas field and an apparatus for the same.Type: GrantFiled: November 25, 2015Date of Patent: November 21, 2017Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Dong Ju Moon, Jae Sun Jung, Eun Hyeok Yang, Jae Suk Lee, Young Su Noh, Gi Hoon Hong, Sang Yong Lee, Sung Soo Lim, Na Young Kim
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Method and apparatus for supporting discontinuous reception operation in mobile communication system
Patent number: RE49879Abstract: A method and an apparatus for supporting a discontinuous reception (DRX) operation in a Node B in a mobile communication system are provided. The method includes defining a second System Frame Number (SFN) where one cycle of a first SFN corresponds to one bit, transmitting information on the second SFN to a User Equipment (UE), determining a second SFN which is used to transmit a paging signal to the UE, determining a first SFN which is used to transmit the paging signal in the determined second SFN, and transmitting the paging signal to the UE at the determined first SFN.Type: GrantFiled: November 7, 2019Date of Patent: March 19, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Bum Kim, Sung-Ho Choi, Soeng-Hun Kim, Kyeong-In Jeong, Jung-Soo Jung, Chae-Gwon Lim