Patents Assigned to Electronics & Telecommunications Research Institute
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Publication number: 20240155652Abstract: A resource management method carried out by an integrated access and backhaul (IAB) node in a communication system, according to one embodiment of the present invention, may comprise the steps of: receiving, from an upper-level node of an IAB node, a first upper layer signaling signal for resource configuration of the IAB node; receiving, from the upper-level node of the IAB node, a second upper layer signaling signal for resource configuration of the IAB node; and, on the basis of the first and second upper layer signaling signals, determining that an IAB-mobile terminal (IAB-MT) and an IAB-distributed unit (IAB-DU) constituting the IAB node carry out communication by being multiplexed by any one scheme among time division, frequency division and spatial division.Type: ApplicationFiled: December 15, 2021Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hoon Dong NOH, Moon Sik LEE, Jae Seung LEE
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Publication number: 20240155497Abstract: A method for reducing power consumption of a terminal that communicates with a base station in a mobile communication system using a multi-carrier structure composed of a primary component carrier and at least one secondary component carrier comprises: receiving a discontinuous reception (DRX) parameter group for multi carriers from the base station; and setting the multi carriers to the same parameter value, by using the received parameter group. The method for reducing power consumption of the terminal further comprises: performing a downlink control channel receive operation on each carrier according to a DRX cycle. As the base station in the mobile communication system using the multi-carrier structure simplifies the DRX process for reducing power consumption of a terminal by reducing signaling load for the multi-carrier control of the terminal, it becomes possible to reduce power consumption of the terminal.Type: ApplicationFiled: January 15, 2024Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Kyoung Seok LEE, Jae Heung KIM, Tae Gyun NOH
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Publication number: 20240155140Abstract: 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: January 19, 2024Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
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Publication number: 20240155694Abstract: A method of a communication node may comprise: assigning preambles to a plurality of FDOs, respectively; generating reconfiguration information including information on the preambles assigned to each of the plurality of FDOs; assigning a PDU to each preamble among the assigned preambles based on the reconfiguration information; generating a reference sequence for each of the assigned preambles based on information on the preambles assigned to each of the plurality of FDOs; generating matching information between each preamble index of the preambles assigned to each of the plurality of FDOs and a PDU index of a PDU assigned to each preamble corresponding to each preamble index, based on the reconfiguration information; and detecting a preamble assigned to each PDU from an FFT signal using the reference sequence and each PDU according to the matching information.Type: ApplicationFiled: November 3, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventor: Ik Jae CHUN
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Publication number: 20240152728Abstract: A method of a communication node may comprise: transmitting required network configurations for applying each of artificial neural network models to a network node; and transmitting a status report of the first model including a model identifier field and a model information field for each of the artificial neural network models to the network node to activate at least one artificial neural network model among the artificial neural network models, wherein each of the required network configurations includes a configuration identifier and network configuration information.Type: ApplicationFiled: November 7, 2023Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Han Jun PARK, Yong Jin KWON, An Seok LEE, Heesoo LEE, Yun Joo KIM, Hyun Seo PARK, Jung Bo SON, Yu Ro LEE
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Publication number: 20240155117Abstract: An image encoding/decoding method and apparatus for performing representative sample-based intra prediction are provided. An image decoding method may comprise deriving an intra prediction mode of a current block, configuring a reference sample of the current block, and performing intra prediction for the current block based on the intra prediction mode and the reference sample, wherein the intra prediction is representative sample-based prediction.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
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Publication number: 20240153513Abstract: A complex number quantization-based audio signal encoding method may comprise: estimating a scale factor for each subband of an input audio signal; performing complex magnitude scaling for each subband based on the scale factor; and performing polar quantization on a complex frequency coefficient for each subband, wherein the performing the polar quantization for each subband comprises applying two or more different magnitude quantization techniques based on the magnitude of the complex frequency coefficient scaled for each subband.Type: ApplicationFiled: November 6, 2023Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Byeong Ho CHO, Seung Kwon BEACK, Jong Mo SUNG, Tae Jin LEE, Woo Taek LIM, In Seon JANG
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Publication number: 20240155152Abstract: 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 16, 2024Publication date: May 9, 2024Applicants: 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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Publication number: 20240152503Abstract: Disclosed herein are an apparatus and method for retrieving on-chain data based on an index. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may include a blockchain connection manager for recording data in at least one node or retrieving data from at least one node and outputting the same by being connected to a blockchain network formed of multiple nodes, a blockchain index manager for creating and managing an index for data stored in at least one node, and a query engine for requesting storage of data resulting from a transaction in a corresponding node through the blockchain connection manager, creating an index on the stored data by interworking with the blockchain index manager, and acquiring and outputting data that is retrieved based on the index through the blockchain connection manger in response to a retrieval request.Type: ApplicationFiled: May 31, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ji-Yong KIM, Mi-Young JANG, Jong-Ho WON
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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: 20240152779Abstract: Disclosed herein are an apparatus and method for sharing an augmented intelligence model of a containerized artificial intelligence (AI) model. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may perform downloading an AI module of a Docker image included in a robot application from container storage by referring to previously stored application configuration information, retrieving model information about an intelligence model used by the AI module from model information storage and downloading the corresponding intelligence model from model storage based on the retrieved model information, and executing the AI module in a container by mounting the intelligence model stored in a local file system as a volume in the container.Type: ApplicationFiled: September 15, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Choul-Soo JANG, Byoung-Youl SONG, Young-Sook JEONG
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Publication number: 20240151918Abstract: Disclosed are a sub-mount, an optical modulation module, and an optical communication device. The sub-mount includes a mount substrate, a signal electrode extending in a first direction on the mount substrate, and a ground electrode separated from the signal electrode and disposed on the mount substrate. Here, the ground electrode includes a lower electrode disposed on a bottom surface of the mount substrate and upper electrodes disposed on one side of the mount substrate and connected to the lower electrode through a side surface or the inside of the mount substrate.Type: ApplicationFiled: October 16, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jaegyu PARK, Sungil KIM, Sang-Pil HAN
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Publication number: 20240153198Abstract: The present invention relates to a method and apparatus for filling a blank area of MPI view plane based on a pixel ray path. A method for generating multi plane image (MPI) data according to an embodiment of the present disclosure may comprise: calculating a pixel value according to each view for each photographed object, based on a plurality of input images photographed from a plurality of views; generating a view plane at a specific point by recording the calculated pixel value on one MPI layer determined based on the spatial position of the corresponding photographed object among a plurality of MPI layers; and generating MPI data by additionally recording the pixel value for the view.Type: ApplicationFiled: October 10, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seong Jun BAE, Jung Won KANG, Soo Woong KIM, Ji Hoon DO, Gun BANG, Jin Ho LEE, Ha Hyun LEE
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Publication number: 20240153689Abstract: A resonant coil coupled with an electromagnetic field is disclosed. A Fraunhofer resonant coil includes an upper spiral element and a lower spiral element, an upper conical element connected to the upper spiral element and including one or more layers formed of a plurality of plies, a lower conical element connected to the lower spiral element and including one or more layers formed of a plurality of plies, and a feeding device connected to a gap between the upper conical element and the lower conical element and configured to supply power.Type: ApplicationFiled: November 2, 2023Publication date: May 9, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Je Hoon YUN, Gwangzeen KO, Seong-Min KIM, Jung Ick MOON, Seung Keun PARK, Dong-won JANG, In Kui CHO
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Publication number: 20240155014Abstract: Disclosed herein are a hybrid download method and apparatus for multiview streaming. The hybrid download method includes requesting a group download for an n?1-th segment from a server, playing an n?3-th segment at a viewpoint VP1 of a viewer, when a group download request for the n?1-th segment is completed, making a group download request for an n-th segment, when a change in a viewpoint of the viewer occurs at a time at which an n?2-th segment is played, playing a low-quality n?2-th segment at a viewpoint VP3, when the group download for the n-th segment is completed, requesting a single download for a high-quality n?1-th segment corresponding to the viewpoint VP3 from the server, and when the single download for the high-quality n?1-th segment corresponding to the viewpoint VP3 is completed, playing the high-quality n?1-th segment at the viewpoint VP3.Type: ApplicationFiled: November 7, 2023Publication date: May 9, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Joon-Young JUNG, Je-Won LEE, Dong-Joon CHOI, Eun-Hee HYUN
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Patent number: 11979555Abstract: Disclosed herein is a method of decoding an image including deriving intra prediction mode of a current block using an intra prediction mode of a neighbor block adjacent to the current block, constructing a reference sample of the current block, and performing intra prediction with respect to the current block using the intra prediction mode of the current block and the reference sample. The deriving of the intra prediction mode of the current block includes constructing a most probable mode (MPM) list based on whether the intra prediction mode of the current block is a Planar mode.Type: GrantFiled: December 27, 2019Date of Patent: May 7, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Jin Ho Lee, Jung Won Kang, Ha Hyun Lee, Sung Chang Lim, Hui Yong Kim
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Patent number: 11978244Abstract: Provided is an atypical environment-based location recognition apparatus. The apparatus includes a sensing information acquisition unit configured to, from sensing data collected by sensor modules, detect object location information and semantic label information of a video image and detect an event in the video image; a walk navigation information provision unit configured to acquire user movement information; a metric map generation module configured to generate a video odometric map using sensing data collected through a sensing information acquisition unit and reflect the semantic label information; and a topology map generation module configured to generate a topology node using sensing data acquired through the sensing information acquisition unit and update the topology node through the collected user movement information.Type: GrantFiled: December 14, 2021Date of Patent: May 7, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: So Yeon Lee, Blagovest Iordanov Vladimirov, Sang Joon Park, Jin Hee Son, Chang Eun Lee, Sung Woo Jun, Eun Young Cho
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Patent number: 11977973Abstract: A neuron circuit and an operating method thereof are disclosed. The neuron circuit may include an input unit to which an input pulse is applied, a bipolar memristor configured to have one end connected to one end of the input unit, a first capacitor configured to be connected between the one end of the bipolar memristor and a ground, a first diode configured to have an anode connected to the one end of the bipolar component, a second capacitor configured to have one end connected to a cathode of the first diode, a first switch configured to be connected between the one end of the second capacitor and the ground, and a second switch configured to be connected between the anode of the first diode and the other end of the second capacitor.Type: GrantFiled: October 30, 2019Date of Patent: May 7, 2024Assignees: Electronics and Telecommunications Research Institute, Konkuk University Industrial Cooperation CorpInventors: Jong Pil Im, Bae Ho Park, Jeong Hun Kim, Seungeon Moon, Chansoo Yoon, Jaewoo Lee, Solyee Im
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Patent number: 11979878Abstract: An operation method of a terminal in a communication system may comprise: performing a monitoring operation to receive BWP configuration information for common downlink communication; in response to receiving the BWP configuration information from the base station, configuring a common frequency region for the common downlink communication based on the BWP configuration information; receiving DCI including scheduling information of the common downlink communication from the base station; and performing the common downlink communication with the base station in the common frequency region by using a frequency resource indicated by the scheduling information, wherein the common downlink communication is communication between the base station and a plurality of terminals including the terminal.Type: GrantFiled: October 12, 2021Date of Patent: May 7, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hoi Yoon Jung, Sung Ik Park, Nam Ho Hur, Seok Ki Ahn, Sung Jun Ahn
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Patent number: 11977855Abstract: The Zero User Interface (UI)-based automatic speech translation system and method can solve problems such as the procedural inconvenience of inputting speech signals and the malfunction of speech recognition due to crosstalk when users who speak difference languages have a face-to-face conversation. The system includes an automatic speech translation server, speaker terminals and a counterpart terminal. The automatic speech translation server selects a speech signal of a speaker among multiple speech signals received from speaker terminals connected to an automatic speech translation service and transmits a result of translating the speech signal of the speaker into a target language to a counterpart terminal.Type: GrantFiled: November 9, 2021Date of Patent: May 7, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Sang Hun Kim, Seung Yun, Min Kyu Lee, Joon Gyu Maeng, Dong Hyun Kim