Patents by Inventor Jong-ki Han
Jong-ki Han 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: 20240155125Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.Type: ApplicationFiled: January 19, 2024Publication date: May 9, 2024Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONGInventors: Jong-Ki HAN, Jae-Yung LEE
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Publication number: 20240105934Abstract: A positive electrode active material for a lithium secondary battery has a mixture of microparticles having a predetermined average particle size (D50) and macroparticles having a larger average particle size (D50) than the microparticles. The microparticles have the average particle size (D50) of 1 to 10 ?m and are at least one selected from the group consisting of particles having a carbon material coating layer on all or part of a surface of primary macroparticles having an average particle size (D50) of 1 ?m or more, particles having a carbon material coating layer on all or part of a surface of secondary particles formed by agglomeration of the primary macroparticles, and a mixture thereof. The macroparticles are secondary particles having an average particle size (D50) of 5 to 20 ?m formed by agglomeration of primary microparticles having a smaller average particle size (D50) than the primary macroparticles.Type: ApplicationFiled: June 9, 2022Publication date: March 28, 2024Applicant: LG Energy Solution, Ltd.Inventors: Gi-Beom Han, Jong-Woo Kim, Eun-Sol Lho, Kang-Joon Park, Min Kwak, Seul-Ki Kim, Hyeong-Il Kim, Sang-Min Park, Sang-Wook Lee, Wang-Mo Jung
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Publication number: 20240089438Abstract: According to the present invention, an adaptive scheme is applied to an image encoding apparatus that includes an inter-predictor, an intra-predictor, a transformer, a quantizer, an inverse quantizer, and an inverse transformer, wherein input images are classified into two or more different categories, and two or more modules from among the inter-predictor, the intra-predictor, the transformer, the quantizer, and the inverse quantizer are implemented to perform respective operations in different schemes according to the category to which an input image belongs. Thus, the invention has the advantage of efficiently encoding an image without the loss of important information as compared to a conventional image encoding apparatus which adopts a packaged scheme.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: Dolby Laboratories Licensing CorporationInventors: Jong Ki HAN, Chan Won SEO, Kwang Hyun CHOI
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Patent number: 11930691Abstract: An apparatus for manufacturing an organic material includes an outer tube including an internal accommodating space, and at least one loading inner tube and at least one collecting inner tube disposed in the accommodation space, the loading inner tube including a mesh boat disposed in a first direction in which the loading inner tube extends.Type: GrantFiled: September 5, 2019Date of Patent: March 12, 2024Assignee: Samsung Display Co., Ltd.Inventors: Keun Hee Han, Jong Woo Lee, Myung Ki Lee, Suk Ki, Jeong Hyeon Son
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Publication number: 20240073444Abstract: A video encoding method according to an embodiment of the present invention includes generating header information that includes information about resolutions of motion vectors of respective blocks, determined based on motion prediction for a unit image. Here, the header information includes flag information indicating whether resolutions of all motion vectors included in the unit image are integer-pixel resolutions. Further, a video decoding method according to another embodiment of the present invention includes extracting information about resolutions of motion vectors of each unit image from header information included in a target bitstream to be decoded; and a decoding unit for decoding the unit image based on the resolution information. Here, the header information includes flag information indicating whether resolutions of all motion vectors included in the unit image are integer-pixel resolutions.Type: ApplicationFiled: November 8, 2023Publication date: February 29, 2024Applicant: Dolby Laboratories Licensing CorporationInventors: Jong Ki HAN, Jae Yung LEE
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Patent number: 11917149Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.Type: GrantFiled: February 28, 2022Date of Patent: February 27, 2024Assignee: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki Han, Jae-Yung Lee
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Patent number: 11863750Abstract: According to the present invention, an adaptive scheme is applied to an image encoding apparatus that includes an inter-predictor, an intra-predictor, a transformer, a quantizer, an inverse quantizer, and an inverse transformer, wherein input images are classified into two or more different categories, and two or more modules from among the inter-predictor, the intra-predictor, the transformer, the quantizer, and the inverse quantizer are implemented to perform respective operations in different schemes according to the category to which an input image belongs. Thus, the invention has the advantage of efficiently encoding an image without the loss of important information as compared to a conventional image encoding apparatus which adopts a packaged scheme.Type: GrantFiled: June 27, 2022Date of Patent: January 2, 2024Assignee: Dolby Laboratories Licensing CorporationInventors: Jong Ki Han, Chan Won Seo, Kwang Hyun Choi
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Publication number: 20230336769Abstract: The present invention relates to a video signal decoding method and apparatus therefor. A decoding method according to an embodiment of the present invention comprises: setting a structure of a coding block constituting a current image; setting a structure of transform blocks corresponding to the coding block; and generating a prediction signal by using the transform blocks, and wherein the coding block includes any one or more blocks of a square block and a non-square block.Type: ApplicationFiled: June 26, 2023Publication date: October 19, 2023Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki HAN, Jae-Yung LEE
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Patent number: 11736712Abstract: The present invention relates to a video signal decoding method and apparatus therefor. A decoding method according to an embodiment of the present invention comprises: setting a structure of a coding block constituting a current image; setting a structure of transform blocks corresponding to the coding block; and generating a prediction signal by using the transform blocks, and wherein the coding block includes any one or more blocks of a square block and a non-square block.Type: GrantFiled: May 26, 2017Date of Patent: August 22, 2023Assignee: Industry Academy Cooperation Foundation of Sejong UniversityInventors: Jong-Ki Han, Jae-Yung Lee
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Publication number: 20230231993Abstract: A video encoding/decoding device according to the present invention may determine an intra prediction mode of a current block on the basis of a most probable mode (MPM) of the current block or an intra prediction mode of a neighboring block, determine a reference region for intra prediction of the current block, and perform intra prediction on the current block by using the intra prediction mode and the reference region.Type: ApplicationFiled: March 28, 2023Publication date: July 20, 2023Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong Ki HAN, Sang Guk CHA, Geon Won LEE, Geun Bae KIM
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Patent number: 11659163Abstract: A video encoding/decoding device according to the present invention may determine an intra prediction mode of a current block on the basis of a most probable mode (MPM) of the current block or an intra prediction mode of a neighboring block, determine a reference region for intra prediction of the current block, and perform intra prediction on the current block by using the intra prediction mode and the reference region.Type: GrantFiled: December 11, 2019Date of Patent: May 23, 2023Assignee: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong Ki Han, Sang Guk Cha, Geon Won Lee, Geun Bae Kim
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Publication number: 20220394251Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.Type: ApplicationFiled: February 28, 2022Publication date: December 8, 2022Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki HAN, Jae-Yung LEE
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Publication number: 20220329806Abstract: According to the present invention, an adaptive scheme is applied to an image encoding apparatus that includes an inter-predictor, an intra-predictor, a transformer, a quantizer, an inverse quantizer, and an inverse transformer, wherein input images are classified into two or more different categories, and two or more modules from among the inter-predictor, the intra-predictor, the transformer, the quantizer, and the inverse quantizer are implemented to perform respective operations in different schemes according to the category to which an input image belongs. Thus, the invention has the advantage of efficiently encoding an image without the loss of important information as compared to a conventional image encoding apparatus which adopts a packaged scheme.Type: ApplicationFiled: June 27, 2022Publication date: October 13, 2022Applicant: Dolby Laboratories Licensing CorporationInventors: Jong Ki HAN, Chan Won SEO, Kwang Hyun CHOI
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Patent number: 11418786Abstract: According to the present invention, an adaptive scheme is applied to an image encoding apparatus that includes an inter-predictor, an intra-predictor, a transformer, a quantizer, an inverse quantizer, and an inverse transformer, wherein input images are classified into two or more different categories, and two or more modules from among the inter-predictor, the intra-predictor, the transformer, the quantizer, and the inverse quantizer are implemented to perform respective operations in different schemes according to the category to which an input image belongs. Thus, the invention has the advantage of efficiently encoding an image without the loss of important information as compared to a conventional image encoding apparatus which adopts a packaged scheme.Type: GrantFiled: September 12, 2016Date of Patent: August 16, 2022Assignee: Dolby Laboratories Licensing CorporationInventors: Jong Ki Han, Chan Won Seo, Kwang Hyun Choi
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Patent number: 11297317Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.Type: GrantFiled: August 29, 2018Date of Patent: April 5, 2022Assignee: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki Han, Jae-Yung Lee
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Publication number: 20210385435Abstract: A video encoding/decoding device according to the present invention may determine an intra prediction mode of a current block on the basis of a most probable mode (MPM) of the current block or an intra prediction mode of a neighboring block, determine a reference region for intra prediction of the current block, and perform intra prediction on the current block by using the intra prediction mode and the reference region.Type: ApplicationFiled: December 11, 2019Publication date: December 9, 2021Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong Ki HAN, Sang Guk CHA, Geon Won LEE, Geun Bae KIM
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Publication number: 20210160493Abstract: The present invention discloses a method for constructing a tile structure, wherein a current picture includes at least two or more tiles, the at least two or more tiles are split by a column splitting and a row splitting, at least one or more of the column splitting and the row splitting are performed by using a splitting length which is shorter than a width length or a height length of the current picture.Type: ApplicationFiled: August 29, 2018Publication date: May 27, 2021Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki HAN, Jae-Yung LEE
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Publication number: 20200296403Abstract: The present invention relates to a video signal decoding method and apparatus therefor. A decoding method according to an embodiment of the present invention comprises: setting a structure of a coding block constituting a current image; setting a structure of transform blocks corresponding to the coding block; and generating a prediction signal by using the transform blocks, and wherein the coding block includes any one or more blocks of a square block and a non-square block.Type: ApplicationFiled: May 26, 2017Publication date: September 17, 2020Applicant: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITYInventors: Jong-Ki HAN, Jae-Yung LEE
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Publication number: 20190313112Abstract: The present invention relates to a method for decoding a video signal comprising a step for obtaining a reference picture list indicating at least more than one reference picture information of a current block; a step for obtaining a motion vector of a temporally collocated block of the current block and a reference picture information of the temporally collocated block; a step for confirming whether or not the reference picture information of the temporally collocated block is included in the reference picture list of the current block; and a step for setting a target reference picture for scaling a motion vector of the temporally collocated block according to whether the reference picture information of the temporally collocated block is included or not.Type: ApplicationFiled: September 27, 2017Publication date: October 10, 2019Inventors: Jong-Ki Han, Jae-Yung Lee
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Patent number: 10397604Abstract: This document discloses a method and apparatus for image encoding/decoding which support multiple layers. The method for image decoding comprises analyzing a video parameter set (VPS) extension for layer dependency on a current layer, analyzing slices for layer dependency on a current slice by determining whether not to apply layer dependency to the current slice or to apply new layer dependency to the current slice, the new layer dependency determining within a range of layer dependency analyzed from the VPS extension, and constructing a reference picture list about the current layer based on at least one of layer dependency analyzed from the VPS extension and layer dependency analyzed from the slice.Type: GrantFiled: November 7, 2017Date of Patent: August 27, 2019Assignees: Electronics and Telecommunications Research Institute, INDUSTRY-ACADEMIC COOPERATION GROUP OF SEJONG UNIVERSITYInventors: Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim, Jong Ki Han, Jae Yung Lee