Abstract: A wireless communication method and a terminal device are provided. The method includes: receiving, by a first terminal, a sidelink data channel and/or a sidelink reference signal transmitted by a second terminal; transmitting, by the first terminal, a first sidelink feedback channel to the second terminal, the first sidelink feedback channel carrying sidelink feedback information of the sidelink data channel and/or a measurement result of the sidelink reference signal, and the first sidelink feedback channel carrying information of more than one bit.
Type:
Grant
Filed:
July 1, 2022
Date of Patent:
April 29, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Inventors:
Zhenshan Zhao, Qianxi Lu, Huei-Ming Lin, Yanan Lin
Abstract: Provided is a method for providing a time synchronization service for an external application service of a 5G system (5GS). A method may include: receiving, by a Network Exposure Function (NEF) from an Application Function (AF), a request for a capability for a 5GS time synchronization service; and in response to the request for the capability, transmitting, by the NEF to the AF, a time synchronization parameter including the capability.
Type:
Grant
Filed:
October 12, 2021
Date of Patent:
April 29, 2025
Assignee:
Electronics and Telecommunications Research Institute
Abstract: Disclosed herein is a video decoding method including: obtaining a transform skip mode flag indicating whether or not a transform skip mode is applied to a current block; based on the transform skip mode flag, when a transform skip mode is applied to the current block, determining that secondary transform/inverse transform is not applied to the current block; and, according to the transform skip mode flag, when a transform skip mode is not applied to the current block, obtaining a transform matrix index for secondary transform/inverse transform of the current block and, according to the transform matrix index, determining whether or not secondary transform/inverse transform is applied to the current block.
Type:
Grant
Filed:
February 7, 2024
Date of Patent:
April 29, 2025
Assignee:
Electronics and Telecommunications Research Institute
Inventors:
Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim
Abstract: Provided are a system and method for controlling a workflow across domains on the basis of a hierarchical engine framework. Inventive workflow control makes it possible to configure a flexible hierarchical engine framework and provide a workflow service with low latency. Also, the system and method make it possible to control a workflow by building an engine and a data pipeline across domains.
Type:
Grant
Filed:
June 16, 2021
Date of Patent:
April 29, 2025
Assignee:
Electronics and Telecommunications Research Institute
Inventors:
Tae Wan You, Yeon Hee Lee, Cheol Sig Pyo, Yong Geun Hong, Min Suk Kim, Woong Shik You, Seong Ik Cho, Hyun Joong Kang, Kwi Hoon Kim, Hyun Jae Kim, Ho Sung Lee, Jung Ha Hong
Abstract: A method for sharing channel occupancy time (COT), a terminal device, and a network device are provided. The method includes that: a terminal device sends first indication information to a network device, the first indication information indicating whether a first COT initiated by the terminal device is allowed to be shared with the network device.
Type:
Grant
Filed:
March 24, 2022
Date of Patent:
April 29, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: This invention provides a method of detecting a photon in a first frequency range, the method comprising the steps of: exciting a first transmission medium by a first probe signal at a first probe frequency, wherein the first probe signal excites electrons of the first transmission medium from a ground state of the first transmission medium to a first excited state of the first transmission medium; exciting the first transmission medium by a first coupling signal at a first coupling frequency, wherein the first coupling signal overlaps with the first probe signal in the first transmission medium and excites electrons of the first transmission medium to a predetermined excited state of the first transmission medium such that a first photon in the first frequency range and having a first polarisation incident upon the first transmission medium excites an electron in the predetermined excited state of the first transmission medium to a further excited state of the first transmission medium, wherein a first photo
Type:
Grant
Filed:
April 11, 2023
Date of Patent:
April 29, 2025
Assignee:
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
Abstract: 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:
Grant
Filed:
February 27, 2024
Date of Patent:
April 29, 2025
Assignee:
Electronics and Telecommunications Research Institute
Inventors:
Jung Won Kang, Ha Hyun Lee, Jin Soo Choi, Jin Woong Kim
Abstract: Disclosed are a traffic prediction method for a metropolitan optical network and related devices. The traffic prediction method may include: classifying nodes in the metropolitan optical network into multiple node sets based on locations of the nodes; for nodes in each node set, inputting temporal traffic data of the nodes into a traffic prediction model corresponding to the node set to obtain traffic prediction results of the nodes in the node set. In the method, the traffic prediction model is obtained by deep learning using historical time-series traffic data of the node sets as a training set.
Type:
Application
Filed:
September 4, 2024
Publication date:
April 24, 2025
Applicant:
Beijing University of Posts and Telecommunications
Abstract: 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:
Application
Filed:
December 30, 2024
Publication date:
April 24, 2025
Applicants:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
Inventors:
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
Abstract: Disclosed is an optimization method for resource allocation in a perception-enhanced cognitive radio network based on an IRS (intelligent reflecting surface).
Type:
Application
Filed:
April 7, 2024
Publication date:
April 24, 2025
Applicant:
Nanjing University of Posts and Telecommunications
Abstract: Disclosed herein are image encoding/decoding method and apparatus. The image decoding method according to the present invention includes: obtaining prediction mode information of a neighboring block for a current block from a bitstream; by using the obtained information, deriving a prediction mode of the neighboring block; and, based on the prediction mode of the neighboring block, reconstructing the current block.
Type:
Application
Filed:
December 30, 2024
Publication date:
April 24, 2025
Applicants:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
Inventors:
Jin Ho LEE, Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Hui Yong KIM, Jae Gon KIM, Yong Uk YOON, Do Hyeon PARK
Abstract: The present invention relates to a method and apparatus for re-training model by recognizing uncertainty in online user behavior detection. A method for training a model related to user behavior detection according to an embodiment of the present disclosure may comprise: detecting one or more behavior instances having a type of user behavior and a time interval of the user behavior; calculating at least one of a first uncertainty value for the type of user behavior or a second uncertainty value for the time interval of the user behavior; generating a first data newly labeling the type of user behavior or a second data newly labeling the time interval of the user behavior; and training a model that recognizes the user behavior information on a frame-by-frame basis.
Type:
Application
Filed:
November 10, 2023
Publication date:
April 24, 2025
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: The present invention relates to a method for encoding and decoding an image. For this, a method for decoding an image may include: entropy-decoding a bitstream; determining a scanning unit and a scanning order of the transform coefficients of the current block; scanning and aligning the transform coefficients of the current block based on the determined scanning unit and scanning order; and performing inverse-transform for the aligned transform coefficients.
Type:
Application
Filed:
December 27, 2024
Publication date:
April 24, 2025
Applicant:
Electronics and Telecommunications Research Institute
Inventors:
Seung Hyun CHO, Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Hui Yong KIM, Jin Soo CHOI
Abstract: The present application relates to a federated learning method and a first device, and a third device. The method includes: sending, by a first device, a first key to a second device, wherein the first key is configured to encrypt inference information of a second model in the second device to obtain first encrypted inference information; and obtaining, by the first device, target information based on inference information of a first model in the first device and second encrypted inference information corresponding to the first encrypted inference information, in response to receiving the second encrypted inference information.
Type:
Application
Filed:
October 18, 2023
Publication date:
April 24, 2025
Applicant:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: Embodiments of this application provide a wireless communication method and a device. The wireless communication method includes: determining, by the first communications device, an RRM measurement state based on first information, where the first information is one of following: a WUR signal and an RLM result. The communications device includes a first communications device and a second communications device.
Type:
Application
Filed:
December 30, 2024
Publication date:
April 24, 2025
Applicant:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A device for decoding a feature map according to the present disclosure comprises an image decoding unit to decode an image from a bitstream; an inverse format conversion unit to restore a feature map latent representation by converting a formation of a decoded image; and a feature map restoration unit to restore a multi-layer feature map from the feature map latent representation. Here, the feature map restoration unit restores the multi-layer feature map based on a learned neural network parameter.
Type:
Application
Filed:
October 11, 2024
Publication date:
April 24, 2025
Applicants:
Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
Inventors:
JooYoung LEE, Youn Hee KIM, Se Yoon JEONG, Jin Soo CHOI, Jung Won KANG, Hui Yong KIM, Hye Won JEONG, Seung Hwan JANG, Yeong Woong KIM, Jang Hyun YU
Abstract: The present invention provides a system and method for high-precision fire simulation-based virtual fire training interaction that features a fire suppression support virtual fire training interaction that combines a scientific fire simulation (FDS) result expression technology used for fire situation analysis and a real-time interaction technology processing dynamic changes in order to have more realistic training in virtual fire training such as fire suppression.
Type:
Grant
Filed:
December 2, 2022
Date of Patent:
April 22, 2025
Assignee:
Electronics and Telecommunications Research Institute
Abstract: The embodiments of the present application provide a wireless communication method, including: receiving, by a terminal device, first information broadcast by a first network; wherein the first information includes a capability level threshold and/or a type of a device prohibited or allowed to access the first network; the first information is configured to restrict access to the first network.
Type:
Grant
Filed:
October 3, 2022
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A method and apparatus for inter prediction. According to the position of a current block in a video picture, first motion information and second candidate motion information is determined, the motion information at least includes a motion vector; it is determined whether the distance between the motion vector of the first motion information and the motion vector of the second candidate motion information is greater than a first threshold; if the determination result is that the distance is less than or equal to the first threshold, the second candidate motion information is updated to obtain second motion information; if the determination result is that the distance is greater than the first threshold, the second candidate motion information is taken as the second motion information; and inter prediction is performed on the current block by using the first motion information and the second motion information.
Type:
Grant
Filed:
January 26, 2024
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A method and apparatus for configuring mesh peer link and a method and apparatus for switching channel in wireless mesh network are provided. A method of configuring a mesh peer link in a wireless mesh network includes a first mesh station transmitting a mesh peering open frame to a second mesh station, and the first mesh station receiving a mesh peering confirm frame from the second mesh station in response to the mesh peering open frame, wherein the first mesh station and the second mesh station support a very high throughput (VHT), and wherein the mesh peering open frame and the mesh peering confirm frame comprise a VHT capability information element.
Type:
Grant
Filed:
September 11, 2023
Date of Patent:
April 22, 2025
Assignee:
Electronics and Telecommunications Research Institute