Abstract: A method, apparatus, and system for providing a zoomable stereo 360 virtual reality (VR) video are provided. The method includes receiving media presentation description (MPD) information including information on video bit streams obtained by encoding each piece of video data by different conditions, decoding a video bit stream corresponding to a communication environment of a client device based on the MPD information and outputting a streaming video, receiving a user's resizing input for the streaming video, and decoding a video bit stream corresponding to the resizing input and outputting an adjusted streaming video.
Type:
Application
Filed:
August 17, 2023
Publication date:
May 2, 2024
Applicant:
Electronics and Telecommunications Research Institute
Inventors:
Sung-Hoon KIM, Seongwon JUNG, Dongho YOU
Abstract: Disclosed is a session management method based on protocol data unit (PDU) session anchor (PSA) relocation, and a device performing the session management method. The session management method may include determining to perform PSA relocation, establishing a new PSA device through the PSA relocation, and releasing an existing PSA device, in which the PSA relocation may allow traffic moving towards the existing PSA device to move to the new PSA device.
Type:
Application
Filed:
December 29, 2023
Publication date:
May 2, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Soohwan LEE, Dongmyoung KIM, Myung Ki SHIN
Abstract: There is provided a method of decoding an image, the method comprising: decoding information for motion information prediction of a current block from a bitstream, predicting motion information of the current block based on the information, refining motion information of the current block by using the decoded information and the predicted motion information of the current block and reconstructing the current block based on the refined motion information of the current block.
Type:
Application
Filed:
December 22, 2023
Publication date:
May 2, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Gun BANG, Hui Yong KIM, Gwang Hoon PARK, Woo Woen GWUN, Tae Hyun KIM, Won Jun LEE
Abstract: Disclosed herein is a method for determining network parameters. The method includes receiving factory equipment traffic information, unlicensed frequency characteristic information, and factory equipment characteristic information and determining network parameters by taking into account at least one of the factory equipment traffic information, the unlicensed frequency characteristic information, or the factory equipment characteristic information, or a combination thereof, and the network parameters may include at least one of channel access parameters, unlicensed bands/channels, or client grouping, or a combination thereof.
Type:
Application
Filed:
August 11, 2023
Publication date:
May 2, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Disclosed herein is an unmanned delivery management device. The unmanned delivery management device according to an embodiment of the present disclosure may include: a travel route manager, a delivery information manager, an obstacle analyzer, and a UAV control manager. Wherein the travel route manager is configured to confirm delivery mission information provided by a user terminal, to set a waypoint based on the delivery mission information, to set a travel route including a waypoint for a takeoff segment, a landing segment and a flight segment, and to correct the travel route according to a travel condition of a UAV.
Type:
Grant
Filed:
May 18, 2021
Date of Patent:
April 30, 2024
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Disclosed herein are an apparatus for automated communication between a robot and an artificial intelligence service. The method for automated communication between a robot and an artificial intelligence service is performed by an apparatus for automated communication between the robot and the artificial intelligence service, and includes generating bridge code and a container definition file based on a mapping rule defined between the robot and the artificial intelligence service, running a bridge container having an independent format based on the container definition file, executing the bridge code through the bridge container, and providing an automated communication environment by exchanging a message between the robot and the artificial intelligence service based on the bridge code.
Type:
Grant
Filed:
September 24, 2021
Date of Patent:
April 30, 2024
Assignee:
Electronics and Telecommunications Research Institute
Abstract: Provided are a networking system for data transmission in a host supporting quality assurance of hyper-precision communication services (HPSs), and more particularly, to a networking method and apparatus in a host of a networking system supporting quality assurance of HPSs. The networking method includes receiving a request for an HPS from a client, checking a descriptor of the HPS in a quality-of-service (QoS) profile of the HPS requested by the client, applying a performance parameter, and selecting an optimal algorithm suitable for a type of the HPS requested by the client.
Type:
Grant
Filed:
March 30, 2023
Date of Patent:
April 30, 2024
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: In this specification, a image decoding method is disclosed. The image decoding method of the present invention comprises, decoding block partition information of a current block included in a current picture, determining a partitioning scheme for the current block according to the block partition information and partitioning the current block using the partitioning scheme determined, wherein the partitioning scheme is determined according to whether the current block includes a boundary of the current picture.
Type:
Grant
Filed:
June 27, 2019
Date of Patent:
April 30, 2024
Assignee:
Electronics and Telecommunications Research Institute
Inventors:
Sung Chang Lim, Jung Won Kang, Jin Ho Lee, Ha Hyun Lee, Hui Yong Kim
Abstract: Provided is a method of simulating a quantum computing system having an error correction function. The method includes generating a quantum information density matrix, generating a coded density matrix by performing quantum error correction coding on the quantum information density matrix, applying quantum computing to the coded density matrix and calculating a change in a first reliability of the coded density matrix, applying the quantum computing to the quantum information density matrix and calculating a change in a second reliability of the quantum information density matrix, and determining an operation time of the quantum computing, based on the change in the first reliability and the change in the second reliability.
Type:
Grant
Filed:
July 9, 2020
Date of Patent:
April 30, 2024
Assignee:
Electronics and Telecommunications Research Institute
Abstract: Disclosed is a technique for switching from a master node to a secondary node in a communication system. A method of a first communication node may comprise: adding the first communication node as a primary secondary cell (PSCell) to a second communication node through dual connectivity (DC); generating a first user plane path for smart dynamic switching (SDS) and a first instance for supporting the first user plane path according to a request from the second communication node; transmitting information on the first user plane path and the first instance to a terminal; receiving user data based on the first user plane path from the terminal as the first instance; and transmitting the user data to a core network using the first user plane path.
Type:
Application
Filed:
October 22, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Soon Gi PARK, Young-Jo KO, IL GYU KIM, Jung Im KIM, Jun Sik KIM, Sung Cheol CHANG, Sun Mi JUN, Yong Seouk CHOI
Abstract: Provided is a laser scanner. The laser scanner includes a laser transmitter configured to output a laser radiated towards an object, a laser receiver configured to receive a laser reflected from the object, and an oscillating mirror of which a mirror surface is coated with a thin metal film to reflect the received laser reflected from the object and be penetrated by an electromagnetic wave incident from an outside the laser scanner. The received laser reflected from the object is reflected by the mirror surface of the oscillating mirror coated with the thin metal film and received by a laser receiver, and the electromagnetic wave incident from the outside the laser scanner penetrates the mirror surface of the oscillating mirror and then dissipates.
Type:
Application
Filed:
January 6, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Jung Hwan HWANG, Jong Hwa KWON, Chang Hee HYOUNG
Abstract: A method of a first base station may comprise: determining, by a MT of the first base station, whether there is a terminal connected to a BSU of the first base station, when a power-off condition is satisfied in the BSU; instructing, by the MT, the terminal, which is connected to the BSU, to be handed over to a second base station, when there is a terminal connected to the BSU; instructing, by the MT, the BSU to power off the BSU, when the handover of the terminal, which is connected to the BSU, is completed; and transmitting, by the MT, a first message, which indicates a power-off state of the first base station, to the second base station, when the BSU is powered off.
Type:
Application
Filed:
October 18, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Provided are a device and method for tagging training data. The method includes detecting and tracking one or more objects included in a video using artificial intelligence (AI), when there is an object to be split in a result of tracking the detected objects, splitting the object in object units, and when there are identical objects to be merged among split objects, merging the objects.
Type:
Application
Filed:
October 18, 2023
Publication date:
April 25, 2024
Applicant:
Electronics and Telecommunications Research Institute
Inventors:
Ho Sub YOON, Jae Hong KIM, Jong Won MOON, Jae Yoon JANG
Abstract: A method, an image processing apparatus, and a system for generating a road image by using two-dimensional map data are proposed. The method includes receiving, by an image processing apparatus, an input of the map data of a specific area, extracting, by the image processing apparatus, road geometry information and road attribute information of a road from the map data, determining, by the image processing apparatus, road object standard information matched with the road attribute information for at least one road element of the road, generating, by the image processing device, style information for the at least one road element on a basis of at least one of the road attribute information and the road object standard information, and applying, by the image processing apparatus, the style information to the road geometry information to generate a basic road image including the road and the at least one road element.
Type:
Application
Filed:
October 17, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: 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:
Application
Filed:
January 4, 2024
Publication date:
April 25, 2024
Applicants:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
Inventors:
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
Abstract: Disclosed herein is an apparatus for processing a predictive spatiotemporal query based on synthetic data. The apparatus includes a query-processing unit for analyzing a predictive spatiotemporal query of a user and returning a processing result, a machine-learning unit for training a machine-learning model in response to a request from the query-processing unit and generating synthetic spatiotemporal data based on the machine-learning model, and a data storage unit for storing raw spatiotemporal data and the generated synthetic spatiotemporal data, and the raw spatiotemporal data may be stored in the form of a table including an identifier column and a position column.
Type:
Application
Filed:
October 19, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Tae-Whi LEE, Sung-Soo KIM, Choon-Seo PARK, Ki-Hyuk NAM, Taek-Yong NAM
Abstract: Disclosed herein are a method and an apparatus for storing blockchain data based on error correction code. The method for storing blockchain data based on error correction code includes dividing block data to be stored into multiple subblock datasets, generating parity datasets corresponding to the block data, and storing the subblock datasets and the parity datasets in proportion to storage capacities of the blockchain data storage nodes.
Type:
Application
Filed:
October 17, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Provided is a resonant multi-loop antenna circuit for magnetic field communication. The resonant multi-loop antenna circuit includes a first loop antenna and a second loop antenna arranged substantially on a same plane, and a first/a second matching circuit connected in series to the first and the second loop antenna respectively. The first matching circuit may be configured to minimize reactance of the first loop antenna and the first matching circuit connected in series to each other at a first carrier frequency, the second matching circuit may be configured to minimize the reactance of the second loop antenna and the second matching circuit connected in series to each other at a second carrier frequency, and the first loop antenna and the second loop antenna may be arranged so that a center of the first loop antenna is spaced apart from a center of the second loop antenna by a predetermined distance.
Type:
Application
Filed:
October 11, 2023
Publication date:
April 25, 2024
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Jung Hoon OH, Jang Yeol KIM, HYUNJOON LEE, In Kui CHO
Abstract: Provided is an encoding apparatus including a memory configured to store instructions and a processor electrically connected to the memory and configured to execute the instructions, wherein the processor may be configured to perform a plurality of operations, when the instructions are executed by the processor, wherein the plurality of operations may include obtaining an input audio signal, generating an embedded audio signal by embedding signal components of a second frequency band of the input audio signal in a first frequency band of the input audio signal, generating additional information associated with the first frequency band and the second frequency band, generating an encoded audio signal by encoding the embedded audio signal, and formatting the encoded audio signal and the additional information into a bitstream.
Type:
Application
Filed:
July 24, 2023
Publication date:
April 25, 2024
Applicants:
Electronics and Telecommunications Research Institute, Gwangju Institute of Science and Technology