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: 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
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Patent number: 11523130Abstract: 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: GrantFiled: March 31, 2021Date of Patent: December 6, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park, Jin-Young Lee, Sun-il Lee
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Patent number: 11509926Abstract: 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: GrantFiled: March 31, 2021Date of Patent: November 22, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park, Jin-Young Lee, Sun-il Lee
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Patent number: 11483584Abstract: 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 23, 2020Date of Patent: October 25, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-Young Lee, Seung-Soo Jeong, Jung-hye Min, Sun-Il Lee
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Publication number: 20220239942Abstract: A method of decoding a motion vector includes: obtaining information indicating a motion vector resolution (MVR) of a current block from a bitstream, selecting one candidate block from among at least one candidate block, based on the MVR of the current block; and obtaining a motion vector of the current block corresponding to the MVR, by using a motion vector of the determined one candidate block as a prediction motion vector of the current block.Type: ApplicationFiled: April 11, 2022Publication date: July 28, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Woong-il Choi, Anish Tamse, Yin-ji Piao
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Patent number: 11303920Abstract: A method of decoding a motion vector includes: obtaining information indicating a motion vector resolution (MVR) of a current block from a bitstream; selecting one candidate block from among at least one candidate block, based on the MVR of the current block; and obtaining a motion vector of the current block corresponding to the MVR, by using a motion vector of the determined one candidate block as a prediction motion vector of the current block.Type: GrantFiled: March 30, 2018Date of Patent: April 12, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Woong-il Choi, Anish Tamse, Yin-ji Piao
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Publication number: 20220103856Abstract: 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: December 13, 2021Publication date: March 31, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Min-woo PARK
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Publication number: 20220060715Abstract: 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: November 5, 2021Publication date: February 24, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Seung-soo JEONG
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Patent number: 11228782Abstract: 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: GrantFiled: January 29, 2020Date of Patent: January 18, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park, Jin-young Lee, Sun-il Lee
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Patent number: 11212547Abstract: 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: September 12, 2018Date of Patent: December 28, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park
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Publication number: 20210377546Abstract: 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: August 13, 2021Publication date: December 2, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Minwoo Park
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Patent number: 11172204Abstract: 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: September 12, 2018Date of Patent: November 9, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Seung-soo Jeong
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Publication number: 20210266561Abstract: A method of decoding motion information includes determining a coding factor value of a differential motion vector of a current block, when adaptive encoding has been applied to the differential motion vector, determining a first result value generated by applying the adaptive encoding to the differential motion vector, based on information included in the bitstream, obtaining the differential motion vector by applying the determined coding factor value to the first result value according to a certain operation, and obtaining a motion vector of the current block, based on the obtained differential motion vector and a prediction motion vector of the current block.Type: ApplicationFiled: June 26, 2018Publication date: August 26, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Chan-yul KIM, Min-soo PARK, Min-woo PARK, Ki-ho CHOI, Na-rae CHOI, Woong-il CHOI, Anish TAMSE, Yin-ji PIAO
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Patent number: 11095903Abstract: 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 3, 2020Date of Patent: August 17, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-Soo Jeong, Minwoo Park
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Publication number: 20210243466Abstract: 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: March 31, 2021Publication date: August 5, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo JEONG, Min-woo PARK, Jin-Young LEE, Sun-il LEE
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Publication number: 20210218984Abstract: 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: March 31, 2021Publication date: July 15, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park, Jin-Young Lee, Sun-il Lee
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Publication number: 20210152843Abstract: A method of decoding a motion vector includes: obtaining information indicating a motion vector resolution (MVR) of a current block from a bitstream; selecting one candidate block from among at least one candidate block, based on the MVR of the current block; and obtaining a motion vector of the current block corresponding to the MVR, by using a motion vector of the determined one candidate block as a prediction motion vector of the current block.Type: ApplicationFiled: March 30, 2018Publication date: May 20, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young LEE, Seung-soo JEONG, Woong-il CHOI, Anish TAMSE, Yin-ji PIAO
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Patent number: 10992951Abstract: 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: GrantFiled: January 29, 2020Date of Patent: April 27, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-soo Jeong, Min-woo Park, Jin-young Lee, Sun-il Lee
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Publication number: 20210044825Abstract: 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 23, 2020Publication date: February 11, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young LEE, Seung-soo JEONG, Jung-hye MIN, Sun-il LEE
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Patent number: 10848780Abstract: 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: November 12, 2019Date of Patent: November 24, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-young Lee, Seung-soo Jeong, Jung-hye Min, Sun-il Lee