Patents by Inventor Jung-Yong Choi
Jung-Yong 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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Publication number: 20240187644Abstract: The present invention relates to a method for encoding/decoding a video. To this end, the method for decoding a video may include: generating a merge candidate list of a current block including at least one merge candidate corresponding to each of a plurality of reference picture lists; determining at least one piece of motion information by using the merge candidate list; and generating a prediction block of the current block by using the determined at least one piece of motion information.Type: ApplicationFiled: December 19, 2023Publication date: June 6, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Ha Hyun LEE, Dong San JUN, Jin Ho LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
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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: 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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Publication number: 20240137511Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.Type: ApplicationFiled: January 4, 2024Publication date: April 25, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
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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: 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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Patent number: 11919375Abstract: The present disclosure relates to a vehicle door coupling device, and more specifically, to a vehicle door coupling device for mechanically coupling together a first member having a first hole and a second member having a second hole at a position corresponding to the first hole.Type: GrantFiled: April 2, 2020Date of Patent: March 5, 2024Assignee: KWANGJIN CO., LTD.Inventors: Jung Woo Choi, Kwan Yong Lee
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Patent number: 11917148Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.Type: GrantFiled: February 8, 2022Date of Patent: February 27, 2024Assignees: Electronics And Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace University, Hanbat National University Industry-Academic Cooperation FoundationInventors: Jin-Ho Lee, Jung-Won Kang, Hyunsuk Ko, Sung-Chang Lim, Dong-San Jun, Ha-Hyun Lee, Seung-Hyun Cho, Hui-Yong Kim, Hae-Chul Choi, Dae-Hyeok Gwon, Jae-Gon Kim, A-Ram Back
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Publication number: 20110113168Abstract: A method may be provided to communicate a plurality of groups of output data bits representing a respective plurality of groups of input data bits over a data bus with each group of output data bits and each group of input data bits have an equal data width. Each of the plurality of groups of input data bits at may be received at a data register. For each group of input data bits received at the data register, if a number of data bits of the group of input data bits having a first logic level is greater than half of the data width, the group of input data bits are inverted, the inverted group of input data bits are transmitted as a respective group of output data bits in parallel over the data bus, and an inversion flag associated with the respective group of output data bits is transmitted.Type: ApplicationFiled: January 18, 2011Publication date: May 12, 2011Inventors: Jung-Yong Choi, Dong-Woo Lee
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Patent number: 7894275Abstract: A method may be provided to communicate a plurality of groups of output data bits representing a respective plurality of groups of input data bits over a data bus with each group of output data bits and each group of input data bits have an equal data width. Each of the plurality of groups of input data bits at may be received at a data register. For each group of input data bits received at the data register, if a number of data bits of the group of input data bits having a first logic level is greater than half of the data width, the group of input data bits are inverted, the inverted group of input data bits are transmitted as a respective group of output data bits in parallel over the data bus, and an inversion flag associated with the respective group of output data bits is transmitted.Type: GrantFiled: June 13, 2007Date of Patent: February 22, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-yong Choi, Dong-woo Lee
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Patent number: 7889570Abstract: Provided are an input buffer of a memory device, a memory controller, and a memory system making use thereof. The input buffer of a memory device is enabled or disabled in response to a first signal showing chip selection information and a second signal showing power down information, and the input buffer is enabled only when the second signal shows a non-power down mode and the first signal shows a chip selection state. The input buffer is at least one selected from the group consisting of a row address strobe input buffer, a column address strobe input buffer, and an address input buffer.Type: GrantFiled: September 6, 2006Date of Patent: February 15, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-woo Lee, Jung-yong Choi, Jong-hyun Choi
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Patent number: 7701795Abstract: A semiconductor memory device includes a mode register, an additional function executer, and an additional function controller. The mode register activates an additional function control signal when a mode register set code indicates that an additional function is to be executed concurrently with a refresh operation. The additional function controller controls the additional function executer to carry out the additional function concurrently with the refresh operation when the additional function control signal is activated.Type: GrantFiled: June 11, 2007Date of Patent: April 20, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-Woo Lee, Jung-Yong Choi
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Patent number: 7554353Abstract: A method of controlling On-Die Termination (ODT) resistors of memory devices sharing signal lines is provided. The ODT controlling method comprises setting an ODT control enable signal of each of the memory devices and address/command or data termination information to a mode register of the corresponding memory device, and controlling resistances of ODT resistors of the signal lines in the memory devices in response to the address/command or data termination information and termination addresses. When only one of the memory devices is activated, ODT resistors of the activated memory device are set to a first resistance. When all the memory devices are activated, ODT resistors of the memory devices are set to a second resistance.Type: GrantFiled: March 20, 2007Date of Patent: June 30, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-woo Lee, Jung-yong Choi
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Patent number: 7499359Abstract: A temperature sensor instruction signal generator, which may drive a temperature sensor, and a semiconductor memory device including the same. The temperature sensor instruction signal generator may generate an instruction signal that instruct the operation of the temperature sensor using at least one of a master clock (CLK) signal, a clock enable (CKE) signal, a row address selection (RAS) signal, a column address selection (CAS) signal, a write enable (WE) signal, and a chip selection (CS) signal, wherein the instruction signal may be enabled corresponding to at least one of a self refresh mode, an auto refresh mode, and a long tRAS mode. The semiconductor memory device may include a temperature sensor and the temperature sensor instruction signal generator.Type: GrantFiled: February 15, 2006Date of Patent: March 3, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Hyun Choi, Dong-Il Seo, Yong-Gu Kang, Jung-Yong Choi, Young-Hun Seo
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Publication number: 20080162778Abstract: A method may be provided to communicate a plurality of groups of output data bits representing a respective plurality of groups of input data bits over a data bus with each group of output data bits and each group of input data bits have an equal data width. Each of the plurality of groups of input data bits at may be received at a data register. For each group of input data bits received at the data register, if a number of data bits of the group of input data bits having a first logic level is greater than half of the data width, the group of input data bits are inverted, the inverted group of input data bits are transmitted as a respective group of output data bits in parallel over the data bus, and an inversion flag associated with the respective group of output data bits is transmitted.Type: ApplicationFiled: June 13, 2007Publication date: July 3, 2008Inventors: Jung-yong Choi, Dong-woo Lee
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Publication number: 20080030221Abstract: A method of controlling On-Die Termination (ODT) resistors of memory devices sharing signal lines is provided. The ODT controlling method comprises setting an ODT control enable signal of each of the memory devices and address/command or data termination information to a mode register of the corresponding memory device, and controlling resistances of ODT resistors of the signal lines in the memory devices in response to the address/command or data termination information and termination addresses. When only one of the memory devices is activated, ODT resistors of the activated memory device are set to a first resistance. When all the memory devices are activated, ODT resistors of the memory devices are set to a second resistance.Type: ApplicationFiled: March 20, 2007Publication date: February 7, 2008Inventors: Dong-woo Lee, Jung-yong Choi
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Patent number: 7324398Abstract: A memory device includes a temperature sensor configured to generate a temperature detection signal responsive to a temperature of the memory device and a self-refresh control circuit configured to control a refresh of the memory device responsive to the temperature detection signal. The device further includes a temperature-detection-error sensing circuit configured to assert a temperature-detection-error signal responsive to an error in the temperature detection signal. The temperature-detection-error sensing circuit may be configured to provide the asserted temperature-detection-error signal at a temperature-detection-error sensing pad configured to be coupled to an external device and/or the device may further include a temperature sensor control circuit configured to control the temperature detection signal responsive to the temperature-detection-error signal. Related operating and testing methods may be provided.Type: GrantFiled: September 27, 2005Date of Patent: January 29, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Eung Shim, Jung-Yong Choi, Young-Gu Kang, Min-Gyu Hwang
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Publication number: 20070297260Abstract: A semiconductor memory device includes a mode register, an additional function executer, and an additional function controller. The mode register activates an additional function control signal when a mode register set code indicates that an additional function is to be executed concurrently with a refresh operation. The additional function controller controls the additional function executer to carry out the additional function concurrently with the refresh operation when the additional function control signal is activated.Type: ApplicationFiled: June 11, 2007Publication date: December 27, 2007Inventors: Dong-Woo Lee, Jung-Yong Choi
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Patent number: D1026771Type: GrantFiled: May 18, 2023Date of Patent: May 14, 2024Inventors: Je Won Choi, Jung Yong Park