Patents by Inventor Soo Choi
Soo Choi 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: 12368847Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus, and more particularly, a method and apparatus for performing filtering in video encoding and decoding. An encoding apparatus may perform filtering on a target, and may generate filtering information indicating whether filtering has been performed on the target. Further, the encoding apparatus may generate a bitstream including filtering information. A decoding apparatus may determine, based on filtering information, whether to perform filtering on a target, and may perform filtering on the target. The decoding apparatus may receive filtering information from the encoding apparatus through a bitstream or may derive filtering information using additional information.Type: GrantFiled: October 13, 2022Date of Patent: July 22, 2025Assignees: Electronics and Telecommunications Research Institute, INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITYInventors: Sung-Chang Lim, Jung-Won Kang, Hyunsuk Ko, Jin-Ho Lee, Ha-Hyun Lee, Dong-San Jun, Seung-Hyun Cho, Hui-Yong Kim, Yung-Lyul Lee, Jun-Woo Choi, Jin-Soo Choi, Nam-Uk Kim, Myung-Jun Kim
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Publication number: 20250234017Abstract: The present invention relates to a decoding method for a bit stream that supports a plurality of layers. The decoding method may include receiving information on a set of video parameters that includes information on the plurality of layers, and parsing the set of video parameters to 5 grasp information on the layers in the bit stream.Type: ApplicationFiled: April 1, 2025Publication date: July 17, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 12355967Abstract: A method and a device for encoding/decoding images are disclosed. The method for encoding images comprises the steps of: deriving a scan type of a residual signal for a current block according to whether or not the current block is a transform skip block; and applying the scan type to the residual signal for the current block, wherein the transform skip block is a block to which transform for the current block is not applied and is specified on the basis of information indicating whether or not transform for the current block is to be applied.Type: GrantFiled: May 2, 2024Date of Patent: July 8, 2025Assignees: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Hui Yong Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim, Gwang Hoon Park, Kyung Yong Kim
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Publication number: 20250220249Abstract: A latent representation encoding method based on hierarchical quantization according to the present disclosure may include quantizing a latent representation for a current layer; and entropy-encoding a quantized latent representation. In this case, quantizing the latent representation includes determining quantization intervals for the current layer, and a size of the quantization intervals of the current layer may be the same as a size of a quantization interval to which the latent representation within a previous layer belongs.Type: ApplicationFiled: November 27, 2024Publication date: July 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: JooYoung LEE, Youn Hee KIM, Se Yoon JEONG, Jin Soo CHOI, Jung Won KANG
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Publication number: 20250218054Abstract: Disclosed is a data transmission system that transmits data by using a relay. The relay selects a transmission terminal from among a plurality of terminals accessing a base station. A base station transmits base station data to the relay during a first time slot, and the transmission terminal transmits terminal data to the relay. The relay transmits terminal data to the base station during a second time slot, and transmits base station data to the transmission terminal.Type: ApplicationFiled: February 20, 2025Publication date: July 3, 2025Inventors: Sung Chang LIM, Se Yoon JEONG, Hae Chul CHOI, Jin Soo CHOI, Jin Woo HONG, Yung Lyul LEE, Dae Yeon KIM
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Patent number: 12337814Abstract: An electro-mechanical brake includes: first to third pedal sensors detecting a stroke of a brake pedal to generate first to third braking signals, respectively, the third pedal sensor including an auxiliary control unit; wheel control units attached to wheels, respectively; a first central control unit configured to receive the first braking signal to calculate a first desired braking intensity, and to transmit a first desired braking intensity signal related to the first desired braking intensity to the wheel control units; a second central control unit configured to receive the second braking signal to calculate a second desired braking intensity, and to transmit the second desired braking intensity signal to the wheel control units; and a first Controller Area Network (CAN) communications unit configured to transmit a signal between the auxiliary control unit, the first central control unit, the second central control unit, and the wheel control units.Type: GrantFiled: August 11, 2022Date of Patent: June 24, 2025Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Jong Sung Kim, Geun Soo Choi
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Patent number: 12341955Abstract: An image encoding/decoding method and apparatus for predicting a second color component block using a first color component block are provided. An image decoding method of the present invention comprises deriving a prediction parameter using the first color component block, and predicting the second color component block using the derived prediction parameter.Type: GrantFiled: May 29, 2024Date of Patent: June 24, 2025Assignee: LX SEMICON CO., LTDInventors: Jin Ho Lee, Hyun Suk Ko, Jung Won Kang, Sung Chang Lim, Ha Hyun Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
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Publication number: 20250193376Abstract: An image encoding/decoding method and apparatus are provided. An image encoding method performed by an image encoding apparatus may comprise determining an intra-prediction mode of a current block, configuring a reference sample of intra prediction by using at least one of a neighbor pixel of the current 5 block in a current picture and a pixel of a reference picture, and performing intra prediction for the current block based on the intra-prediction mode and the reference sample.Type: ApplicationFiled: February 20, 2025Publication date: June 12, 2025Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
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Publication number: 20250193384Abstract: An image decoding/encoding apparatus and method are discussed. The image decoding method can include obtaining a coding block by partitioning an image, determining a split type for the coding block based on a size of the coding block, deriving a current coding block split from the coding block based on the split type for the coding block, and reconstructing the current coding block. Information on a maximum block size about binary tree split can be signaled.Type: ApplicationFiled: January 16, 2025Publication date: June 12, 2025Applicant: LX Semicon Co., Ltd.Inventors: 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: 20250193420Abstract: The present invention relates to an image information decoding method. The decoding method includes receiving a bit stream including a Network Abstraction Layer (NAL) unit that includes information related to encoded image, and parsing a NAL unit header of the NAL unit. The NAL unit header may not include 1 bit flag information that represents whether a picture is a non-reference picture or a reference picture in the entire bit stream during encoding.Type: ApplicationFiled: February 24, 2025Publication date: June 12, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 12328430Abstract: The present invention relates to a method for encoding and decoding a quantized matrix and an apparatus using same, the method for encoding a quantized matrix according to the present invention comprising the steps of: determining a quantization matrix to be used for quantization and quantizing; determining the prediction method used for the quantization of the quantization matrix; and encoding quantization matrix information on the basis of the determined prediction method, wherein the prediction method can be either a prediction method between coefficients in the quantization matrix or a duplicate of the quantization matrix.Type: GrantFiled: August 17, 2023Date of Patent: June 10, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Chang Lim, Hui Yong Kim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Publication number: 20250179367Abstract: Disclosed is a system for reducing an amount of organic waste and increasing biogas production, combined with a hydrothermal carbonization device having improved energy consumption efficiency. According to an aspect of the present invention, provided is a system for reducing an amount of organic waste and increasing biogas production, the system comprising: a storage tank configured to receive and store organic waste; an anaerobic digester configured to digest organic waste from the storage tank, digest organic matter, and produce biogas; a dewatering unit configured to primarily dewater organic waste discharged from the anaerobic digester; a hydrothermal carbonization device configured to receive and hydrothermally carbonize the dewaterd organic waste; and a filter press configured to secondarily dewater the hydrothermally carbonized product discharged from the hydrothermal carbonization device.Type: ApplicationFiled: February 7, 2025Publication date: June 5, 2025Applicant: BKT CO., LTD.Inventors: Min Ki JUNG, Jae Min CHOI, Guk JEONG, Myung Chul CHA, Young Soo CHOI
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Patent number: 12323586Abstract: The present invention relates to a method and apparatus for video encoding/decoding by using a geometric modified picture. The encoding method according to the present invention includes: generating a geometric modified picture by geometrically modifying a reference picture; and generating a first prediction block of a current block by performing inter prediction referencing the geometric modified picture.Type: GrantFiled: June 7, 2024Date of Patent: June 3, 2025Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Jung Won Kang, Hyun Suk Ko, Sung Chang Lim, Jin Ho Lee, Dong San Jun, Hui Yong Kim, Gwang Hoon Park, Jin Soo Choi, Tae Hyun Kim, Dae Young Lee, Young Su Heo
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Publication number: 20250159246Abstract: 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 14, 2025Publication date: May 15, 2025Applicants: 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: 12301859Abstract: The present invention relates to image processing, and more particularly, to a video coding/decoding method using a clipped motion vector and an apparatus thereof. An embodiment of the present invention relates to a method of decoding an image. The method includes clipping a motion vector of a reference picture in a predetermined dynamic range to generate a clipped motion vector, storing the clipped motion vector in a buffer, deriving a motion vector of a coding treeblock using the motion vector stored in the buffer, and performing inter prediction decoding process using the motion vector of the coding treeblock. According to the exemplary embodiment of the present invention, a size of a memory required for storing motion vectors may be reduced.Type: GrantFiled: April 9, 2024Date of Patent: May 13, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Chang Lim, Hui Yong Kim, Se Yoon Jeong, Suk Hee Cho, Dong San Jun, Jong Ho Kim, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Publication number: 20250147996Abstract: Provided is a system for providing Korean sentence correction services. The system includes a user terminal that inputs a Korean sentence, selects a type corresponding to correction or generation of the Korean sentence, and outputs corrected results of the Korean sentence when the correction is selected, and a correction service providing server including a construction unit that constructs a Korean correction process using large language model (LLM)-based generative artificial intelligence (AI), a correction unit that performs correction on the Korean sentence using the generative AI when the user terminal selects the correction as the type after inputting the Korean sentence, and a transmission unit that provides the corrected results to the user terminal.Type: ApplicationFiled: October 29, 2024Publication date: May 8, 2025Applicant: BOOKEND INC.Inventors: Hyun Soo CHOI, Ji Yun PARK, Ye Lim LEE, Soo Yong SHIN, Yeong ll YOON
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Publication number: 20250144250Abstract: The present application provides pH-sensitive fluorophores, pharmaceutical compositions comprising pH-sensitive fluorophores, and methods for imaging of cancerous tumors comprising administering to the subject an effective amount of a compound or a pharmaceutical composition, waiting a time sufficient to allow the compound to accumulate in the cancerous tumor to be imaged, and imaging the cancerous tumor with a fluorescence imaging technique. Further provided methods of treating cancer, comprising imaging a cancerous tumor in a subject; and surgically removing the cancerous tumor from the subject.Type: ApplicationFiled: January 31, 2023Publication date: May 8, 2025Inventors: Hak Soo Choi, Satoshi Kashiwagi, Maged Henary
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Patent number: 12294723Abstract: The present invention relates to a method for encoding/decoding a video. To this end, the method for decoding a video may include: deriving a spatial merge candidate from at least one of spatial candidate blocks of a current block, deriving a temporal merge candidate from a co-located block of the current block, and generating a prediction block of the current block based on at least one of the derived spatial merge candidate and the derived temporal merge candidate, wherein a reference picture for the temporal merge candidate is selected based on a reference picture list of a current picture including the current block and a reference picture list of a co-located picture including the co-located block.Type: GrantFiled: March 22, 2024Date of Patent: May 6, 2025Assignee: LX SEMICON CO., LTD.Inventors: Dong San Jun, Ha Hyun Lee, Jung Won Kang, Hyun Suk Ko, Sung Chang Lim, Jin Ho Lee, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
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Publication number: 20250142101Abstract: The present invention relates to an image encoding/decoding method and device. The image decoding method according to the present invention comprises the steps of: decoding a prediction mode index; determining whether the prediction mode index indicates function-based intra prediction; inducing a parameter(s) for generating a function, when the prediction mode index indicates the function-based intra prediction; generating the function on the basis of the induced parameter(s); and performing intra prediction by using the generated function.Type: ApplicationFiled: December 30, 2024Publication date: May 1, 2025Inventors: Seung Hyun CHO, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Hui Yong KIM, Byeung Woo JEON, Nam Uk KIM, Seung Su JEON, Jin Soo CHOI
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Patent number: 12289459Abstract: The present invention relates to a decoding method for a bit stream that supports a plurality of layers. The decoding method may include receiving information on a set of video parameters that includes information on the plurality of layers, and parsing the set of video parameters to 5 grasp information on the layers in the bit stream.Type: GrantFiled: February 27, 2024Date of Patent: April 29, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim