Patents by Inventor Seung-soo JEONG
Seung-soo JEONG 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: 20240129484Abstract: A method of decoding motion information according to an embodiment includes: determining a base motion vector of a current block; determining a primary differential motion vector for the current block based on information obtained from a bitstream from among one or more primary differential motion vector candidates classified according to a disparity distance and a disparity direction; and determining a motion vector of the current block by applying the primary differential motion vector to the base motion vector.Type: ApplicationFiled: December 7, 2023Publication date: April 18, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Seung-soo JEONG
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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: 20240092253Abstract: A method of personalizing a vehicle lamp includes drawing an image made up of a plurality of pixels that implement a vehicle lamp, based on an input by a user. The method also includes converting the drawn image into light-and-shade data that correspond to the pixels, respectively, multiplying a pixel light distribution value, corresponding to each pixel, by a weighted value based on the data resulting from the conversion, adding up results of the multiplication, and deriving total light distribution of the pixels that results when brightness of the vehicle lamp is the same as that of the drawn image. The method further includes comparing the derived total light distribution against a predetermined reference value and determining whether the derived total light distribution satisfies a predetermined light distribution reference, and applying the drawn image to the vehicle lamp when it is determined that a predetermined light distribution reference is satisfied.Type: ApplicationFiled: August 16, 2023Publication date: March 21, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Seung-Pyo Hong, Da-Young Jeong, Jung-Bin Kim, Moon-Soo Park
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Publication number: 20240078710Abstract: Disclosed herein are a method, an apparatus and a storage medium for encoding/decoding using a transform-based feature map. An optimal basis vector is extracted from one or more feature maps, and a transform coefficient is acquired through a transform using the basis vector. The basis vector and the transform coefficient may be transmitted through a bitstream. In an embodiment, one or more feature maps are reconstructed using the basis vector and the transform coefficient, which are decoded from the bitstream.Type: ApplicationFiled: September 1, 2023Publication date: March 7, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Youn-Hee KIM, Jooyoung LEE, Se-Yoon JEONG, Jin-Soo CHOI, Dong-Gyu SIM, Na-Seong KWON, Seung-Jin PARK, Min-Hun LEE, Han-Sol CHOI
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Patent number: 11870999Abstract: A method of decoding motion information according to an embodiment includes: determining a base motion vector of a current block; determining a primary differential motion vector for the current block based on information obtained from a bitstream from among one or more primary differential motion vector candidates classified according to a disparity distance and a disparity direction; and determining a motion vector of the current block by applying the primary differential motion vector to the base motion vector.Type: GrantFiled: November 5, 2021Date of Patent: January 9, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Seung-soo Jeong
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Publication number: 20230412819Abstract: A video decoding method includes determining whether an ultimate motion vector expression (UMVE) mode is allowed for an upper data unit including a current block, when the UMVE mode is allowed for the upper data unit, determining whether the UMVE mode is applied to the current block, when the UMVE mode is applied to the current block, determining a base motion vector of the current block, determining a correction distance and a correction direction for correction of the base motion vector, determining a motion vector of the current block by correcting the base motion vector according to the correction distance and the correction direction, and reconstructing the current block based on the motion vector of the current block.Type: ApplicationFiled: September 5, 2023Publication date: December 21, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Minwoo PARK
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Patent number: 11831904Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: GrantFiled: October 24, 2022Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Jung-hye Min, Sun-il Lee
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Patent number: 11825100Abstract: A video decoding method includes determining whether an ultimate motion vector expression (UMVE) mode is allowed for an upper data unit including a current block, when the UMVE mode is allowed for the upper data unit, determining whether the UMVE mode is applied to the current block, when the UMVE mode is applied to the current block, determining a base motion vector of the current block, determining a correction distance and a correction direction for correction of the base motion vector, determining a motion vector of the current block by correcting the base motion vector according to the correction distance and the correction direction, and reconstructing the current block based on the motion vector of the current block.Type: GrantFiled: February 6, 2023Date of Patent: November 21, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Minwoo Park
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Patent number: 11818388Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: GrantFiled: October 24, 2022Date of Patent: November 14, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Jung-hye Min, Sun-il Lee
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Patent number: 11818387Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: GrantFiled: October 24, 2022Date of Patent: November 14, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Jung-hye Min, Sun-il Lee
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Patent number: 11818389Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: GrantFiled: October 24, 2022Date of Patent: November 14, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Jung-hye Min, Sun-il Lee
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Publication number: 20230336767Abstract: A method of decoding motion information according to an embodiment includes: obtaining information indicating a disparity distance for determining a prediction motion vector of a current block; scaling the disparity distance corresponding to the obtained information, based on a comparison result between a base pixel unit and a smallest pixel unit indicatable by a motion vector of the current block; determining a prediction motion vector candidate changed by the scaled disparity distance from a base motion vector of the current block from among one or more prediction motion vector candidates as the prediction motion vector of the current block; and determining the motion vector of the current block by using the prediction motion vector.Type: ApplicationFiled: June 16, 2023Publication date: October 19, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Min-woo PARK
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Patent number: 11716485Abstract: A method of decoding motion information according to an embodiment includes: obtaining information indicating a disparity distance for determining a prediction motion vector of a current block; scaling the disparity distance corresponding to the obtained information, based on a comparison result between a base pixel unit and a smallest pixel unit indicatable by a motion vector of the current block; determining a prediction motion vector candidate changed by the scaled disparity distance from a base motion vector of the current block from among one or more prediction motion vector candidates as the prediction motion vector of the current block; and determining the motion vector of the current block by using the prediction motion vector.Type: GrantFiled: December 13, 2021Date of Patent: August 1, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park
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Publication number: 20230188730Abstract: A video decoding method includes determining whether an ultimate motion vector expression (UMVE) mode is allowed for an upper data unit including a current block, when the UMVE mode is allowed for the upper data unit, determining whether the UMVE mode is applied to the current block, when the UMVE mode is applied to the current block, determining a base motion vector of the current block, determining a correction distance and a correction direction for correction of the base motion vector, determining a motion vector of the current block by correcting the base motion vector according to the correction distance and the correction direction, and reconstructing the current block based on the motion vector of the current block.Type: ApplicationFiled: February 6, 2023Publication date: June 15, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Minwoo Park
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Patent number: 11611762Abstract: A video decoding method includes determining whether an ultimate motion vector expression (UMVE) mode is allowed for an upper data unit including a current block, when the UMVE mode is allowed for the upper data unit, determining whether the UMVE mode is applied to the current block, when the UMVE mode is applied to the current block, determining a base motion vector of the current block, determining a correction distance and a correction direction for correction of the base motion vector, determining a motion vector of the current block by correcting the base motion vector according to the correction distance and the correction direction, and reconstructing the current block based on the motion vector of the current block.Type: GrantFiled: August 13, 2021Date of Patent: March 21, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Minwoo Park
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Publication number: 20230081809Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: ApplicationFiled: October 24, 2022Publication date: March 16, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Young LEE, Seung-soo JEONG, Jung-hye MIN, Sun-il LEE
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Publication number: 20230064795Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: ApplicationFiled: October 24, 2022Publication date: March 2, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Young LEE, Seung-soo JEONG, Jung-hye MIN, Sun-il LEE
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Publication number: 20230054737Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: ApplicationFiled: October 24, 2022Publication date: February 23, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Young LEE, Seung-soo JEONG, Jung-hye MIN, Sun-il LEE
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Publication number: 20230046010Abstract: A motion vector encoding apparatus includes: a predictor configured to obtain motion vector predictor candidates of a plurality of predetermined motion vector resolutions by using a spatial candidate block and a temporal candidate block of a current block, and to determine motion vector predictor of the current block, a motion vector of the current block, and a motion vector resolution of the current block by using the motion vector predictor candidates; and an encoder configured to encode information representing the motion vector predictor of the current block, a residual motion vector between the motion vector of the current block and the motion vector predictor of the current block, and information representing the motion vector resolution of the current block, wherein the plurality of predetermined motion vector resolutions include a resolution of a pixel unit that is greater than a resolution of one-pel unit.Type: ApplicationFiled: October 24, 2022Publication date: February 16, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Young LEE, Seung-soo Jeong, Jung-hye Min, Sun-il Lee
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Publication number: 20230043548Abstract: Provided is a video decoding method performed by a video decoding apparatus, the video decoding method including: determining prediction mode information of a current block and an index indicating a prediction candidate, from a bitstream; determining a prediction candidate list according to the prediction mode information; when the prediction mode information of the current block indicates a pre-set prediction mode, determining a motion vector indicated by the index indicating the prediction candidate from the prediction candidate list, and determining a prediction motion vector of the current block based on at least one of pieces of motion prediction information related to the motion vector; and determining a motion vector of the current block based on the prediction motion vector, wherein the pre-set prediction mode is a prediction mode different from a skip mode and a merge mode.Type: ApplicationFiled: October 4, 2022Publication date: February 9, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Min-woo PARK, Jin-Young LEE, Sun-il LEE