Patents Assigned to Electronics and Telecommunication Research Institute
  • Publication number: 20250148716
    Abstract: The present disclosure relates to a method for reconstructing a three-dimensional model based on a multi-view image and a device therefor. A method for reconstructing a three-dimensional model according to an embodiment of the present disclosure may include obtaining n (n>1) multi-view images, and a first two-dimensional feature map and a first three-dimensional feature map, based on n depth maps for the n multi-view images; estimating a mesh through occupancy prediction based on the first two-dimensional feature map and the first three-dimensional feature map; and applying a texture estimated based on a second two-dimensional feature map and a second three-dimensional feature map obtained based on the n multi-view images and the n depth maps to the estimated mesh to obtain a texture-applied final model.
    Type: Application
    Filed: November 1, 2024
    Publication date: May 8, 2025
    Applicants: Electronics and Telecommunications Research Institute, KWANGWOON UNIVERSITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATION
    Inventors: Hee Kyung LEE, Gi Mun UM, Ju Yong CHANG, Seung Young NOH, Jin Gyu HONG
  • Publication number: 20250148708
    Abstract: A method and device for generating and displaying interactive 3D content are disclosed. According to one embodiment of the present disclosure, a method of generating and displaying interactive 3D content performed by a device may include receiving sensing data on a user's body from at least one sensor attached to the user's body; obtaining feature data related to the user's body and movement based on the sensing data; obtaining a content level or difficulty matching the user by inputting feature data and 3D (dimension) content into an artificial intelligence (AI) model; setting a level or difficulty of the 3D content according to the obtained content level or difficulty; and uploading the 3D content to a display terminal worn by the user.
    Type: Application
    Filed: November 4, 2024
    Publication date: May 8, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Min Sung YOON, Jong Sung KIM
  • Publication number: 20250147472
    Abstract: This invention relates to an electronic device and method for performing real-time occupancy-based home energy management. By using advanced neural network models to detect user occupancy patterns, the system optimizes appliance operation schedules to reduce energy costs, enhance system efficiency, and prolong device lifespan.
    Type: Application
    Filed: November 1, 2024
    Publication date: May 8, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: SANGKEUM LEE, Yoonmee DOH, Chung-ho LEE, Tae-Wook HEO
  • Publication number: 20250147715
    Abstract: A method of playing a sound source is provided. The method includes identifying a playback area for at least one higher order ambisonic (HOA) sound source existing in a target space, determining a coordinate calculation standard for playing the HOA sound source based on a positional relationship between the playback area of the HOA sound source and a listener existing in the target space, and calculating a head related transfer function (HRTF) rendering angle of the HOA sound source according to the determined coordinate calculation standard and playing the HOA sound source.
    Type: Application
    Filed: August 5, 2024
    Publication date: May 8, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae-hyoun YOO, Kyeongok KANG, Yong Ju LEE, Dae Young JANG
  • Publication number: 20250150980
    Abstract: A transmit power control method of a first station in a wireless LAN (WLAN) system includes: receiving path loss information from an (access point) AP, the path loss information containing a maximum value among path losses between the AP and at least one or more stations included in the WLAN system; controlling a transmit power by using the path loss information; and transmitting a frame according to the controlled transmit power. In said controlling the transmit power by using the path loss information, the transmit power is controlled by using a path loss obtained by adding the maximum value and a path loss between the first station and the AP or by using the path loss between the first station and the AP.
    Type: Application
    Filed: January 13, 2025
    Publication date: May 8, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: II-Gu LEE, Jeeyon CHOI, Sok-Kyu LEE
  • Publication number: 20250147680
    Abstract: Disclosed herein is a method for memory management in a memory disaggregation environment. The method includes generating virtual memory based on multiple first memory devices, determining whether a condition for allocation acceleration is satisfied by the first memory devices, and allocating a memory page to the first memory devices based on whether the condition for allocation acceleration is satisfied.
    Type: Application
    Filed: January 9, 2025
    Publication date: May 8, 2025
    Applicants: Electronics and Telecommunications Research Institute, SYSGEAR CO., Ltd.
    Inventors: Chang-Dae KIM, Kwang-Won KOH, Kang-Ho KIM, Tae-Hoon KIM, Sang-Ho EOM
  • Publication number: 20250146965
    Abstract: Provided is a sensor module and a manufacturing method of the same. The sensor module includes a substrate having a first region, a second region, and a third region, an insulation layer provided on the substrate, a temperature sensor layer provided in the insulation layer of the first region, a gas sensor layer provided in an upper portion of and inside the insulation layer of the second region adjacent to the temperature sensor layer, and being thicker than the temperature sensor layer, and a sensor module provided on the insulation layer of the third region adjacent to the gas sensor layer, and including a humidity sensor layer thinner than the gas sensor layer.
    Type: Application
    Filed: November 4, 2024
    Publication date: May 8, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seungeon MOON, Jeong Hun KIM, Jong Pil IM
  • Patent number: 12293567
    Abstract: Disclosed herein is a method for encoding a feature map. The method may include arranging multiple channels based on similarity therebetween for a feature map having the multiple channels, rearranging the arranged multiple channels so as to be adjacent to each other in a feature map channel having a matrix form, and generating an encoded feature map by converting a feature value corresponding to the feature map channel from a real number to an integer.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: May 6, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sang-Woon Kwak, Joung-Il Yun
  • Patent number: 12294334
    Abstract: An I/Q signal generating apparatus and phase shift apparatus using the same are provided, the I/Q signal generating apparatus including: a first resonance circuit whose one end is connected to a first input terminal and whose other end is connected to a first output terminal; and a second resonance circuit whose one end is connected to the other end of the first resonance circuit or a second input terminal, and whose other end is connected to a second output terminal, wherein the first resonance circuit and the second resonance circuit each include a resistor, a capacitor connected in parallel with the resistor, and an inductor connected in a form of a cross between the resistor and the capacitor.
    Type: Grant
    Filed: January 19, 2023
    Date of Patent: May 6, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jinseok Park, Seong Mo Moon, Byoung Sun Lee, Jun Han Lim, Dong Pil Chang
  • Patent number: 12292435
    Abstract: Provided are an apparatus for diagnosing a disease and a method for diagnosing same. The apparatus includes a pump for pumping respiratory gas, a first pre-treatment portion connected to the pump and removing moisture and bad breath in the respiratory gas, and a volatile organic compound detector connected between the first pre-treatment portion and the pump and detecting volatile organic compounds in the respiratory gas.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: May 6, 2025
    Assignees: Electronics and Telecommunications Research Institute, Seoul National University Hospital
    Inventors: Dae-Sik Lee, Sang Hoon Jheon, Hyung-Kun Lee, Yoohwa Hwang, Doyeob Kim, Chang-Beom Kim, Jin Oh Lee
  • Patent number: 12294871
    Abstract: An operation method of a repeater performing relaying between a base station and a first terminal in a communication system may comprise: receiving one or more signals from at least one of the base station and the first terminal; performing monitoring on the one or more signals in a time interval for which a transmission direction is not determined by the base station; and determining the transmission direction of the time interval based on a result of the monitoring, wherein the one or more signals include at least one of a first signal received from the base station or a second signal received from the first terminal.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: May 6, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hoon Dong Noh, Moon Sik Lee, Jae Woo Park, Jae Seung Lee
  • Patent number: 12294637
    Abstract: An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal; a power normalizer configured to reduce power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing time-interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame including a preamble for signaling start position information and size information for each of Physical Layer Pipes (PLPs). In this case, the Physical Layer Pipes include a core layer physical layer pipe corresponding to the core layer signal and an enhanced layer physical layer pipe corresponding to the enhanced layer signal.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: May 6, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Bo-Mi Lim, Sung-Ik Park, Sun-Hyoung Kwon, Jae-Young Lee, Heung-Mook Kim, Nam-Ho Hur
  • Publication number: 20250141786
    Abstract: A power grid access security system for intermittent communication ports includes a link manager configured to manage and monitor a link of a communication port, a power source configured to supply needed for a function operation of the communication port, and a multi-interface configured to integrate and provide an interface for a network link and a security service, wherein the link manager checks whether a network link of an external device is established, based on link setting information, and when a condition for the network link is not satisfied, removes data received from the external device, based on the link setting information.
    Type: Application
    Filed: July 23, 2024
    Publication date: May 1, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Giha YOON, HARK YOO, GEUN YONG KIM, Sung Chang Kim, Chorwon Kim
  • Publication number: 20250139868
    Abstract: A method for image processing is provided. The method includes a step of collecting training data including a raw image, a two-dimensional (2D) image, and a depth image of the same object by using a data collection device, a step of learning the raw image and the 2D image to directly reconstruct a three-dimensional (3D) image from the raw image by using a diffusion network executed by a processor, based on a deep denoising learning method, and a step of updating a parameter of the diffusion network by using an update unit executed by the processor, based on a loss function representing a difference between the reconstructed 3D image and the depth image.
    Type: Application
    Filed: October 21, 2024
    Publication date: May 1, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sang Yun KIM, Mun Seob LEE, Chihoon KIM
  • Patent number: 12289378
    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
  • Patent number: 12289781
    Abstract: A DC management method, performed by a first communication node constituting an IAB network in a communication system, may comprise: receiving, from a first IAB node that is a lower node of the first communication node, a first capability report including information of DC-related capability of the first IAB node; based on the first capability report, identifying whether the first IAB node supports a multi-TRP function; based on the first capability report, identifying whether the first IAB node supports an intra-carrier DC; and based on the identified whether the first IAB node supports the multi-TRP function and whether the first IAB node supports the intra-carrier DC, configuring a DC for the first IAB node together with a second communication node that is an upper node of the first IAB node.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: April 29, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hoon Dong Noh, Moon Sik Lee, Jae Woo Park, Jae Seung Lee
  • Patent number: 12289459
    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
  • Patent number: 12289472
    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
  • Patent number: 12289449
    Abstract: The present invention relates to a method and apparatus for encoding and decoding a video image based on transform. The method for decoding a video includes: determining a transform mode of a current block; inverse-transforming residual data of the current block according to the transform mode of the current block; and rearranging the inverse-transformed residual data of the current block according to the transform mode of the current block, wherein the transform mode includes at least one of SDST (Shuffling Discrete Sine Transform), SDCT (Shuffling Discrete cosine Transform), DST (Discrete Sine Transform) or DCT (Discrete Cosine Transform).
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: April 29, 2025
    Assignees: 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, Ha Hyun Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi, Yung Lyul Lee, Nam Uk Kim, Jun Woo Choi
  • Patent number: 12289695
    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
    Inventors: Changki Kim, Yoo Hwa Kang