Patents Assigned to Electronics & Telecommunications Research Institute
  • Unmanned aerial vehicle and apparatus for generating source files providing confidential information protection of unmanned aerial vehicle
    Patent number: 12216777
    Abstract: Disclosed herein is an apparatus for creating source files for providing a function of protecting the confidential information of an unmanned aerial vehicle (UAV). The apparatus may include a creation module for creating a secure encoder source file and a secure decoder source file from a configuration file that contains confidential information to be protected, among data communicated or stored by the UAV. Here, the secure encoder source file and the secure decoder source file may be used to build the program of the UAV such that the UAV extracts confidential information from data and encrypts or decrypts the same when it communicates or stores the data. Accordingly, using the program that is built using the secure encoder source file and the secure decoder source file, the UAV may extract only the confidential information and encrypt and decrypt the same when it communicates or stores the data.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: February 4, 2025
    Assignee: ELECTRONICS TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Deok-Jin Kim, Sang-Wook Lee
  • Apparatus and method for providing exposure service of user plane for time sensitive communication in wireless communication system
    Patent number: 12218747
    Abstract: An apparatus and method for directly exposing, by user plane function/network side-time sensitive networking translator (UPF/NW-TT), event result information to time sensitive networking (TSN) or time sensitive communication time synchronization function (TSCTSF) through service interface (Nupf) in wireless communication system.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: February 4, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Changki Kim, Jeoung Lak Ha, Yoo Hwa Kang, Seung Han Choi
  • Adaptive deep learning inference apparatus and method in mobile edge computing
    Patent number: 12218801
    Abstract: Disclosed is an adaptive deep learning inference system that adapts to changing network latency and executes deep learning model inference to ensure end-to-end data processing service latency when providing a deep learning inference service in a mobile edge computing (MEC) environment. An apparatus and method for providing a deep learning inference service performed in an MEC environment including a terminal device, a wireless access network, and an edge computing server are provided. The apparatus and method provide deep learning inference data having deterministic latency, which is fixed service latency, by adjusting service latency required to provide a deep learning inference result according to a change in latency of the wireless access network when at least one terminal device senses data and requests a deep learning inference service.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: February 4, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ryang Soo Kim, Geun Yong Kim, Sung Chang Kim, Hark Yoo, Jae In Kim, Chor Won Kim, Hee Do Kim, Byung Hee Son
  • Method for transmitting data or control information having high reliability conditions, and device therefor
    Patent number: 12219585
    Abstract: Disclosed are various methods for transmitting or receiving data or control information having high reliability conditions. A method for operating a terminal which transmits uplink control information (UCI) includes: a step of generating UCI; a step of comparing the priority of an uplink (UL) control channel for the transmission of the UCI with the priority of a UL data channel when some symbols of the UL control channel and the UL data channel overlap; and a step of selecting the UL channel having a higher priority among the UL control channel and the UL data channel, and transmitting the UCI to a base station through the selected UL channel.
    Type: Grant
    Filed: January 17, 2024
    Date of Patent: February 4, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Cheul Soon Kim, Sung Hyun Moon, Seung Kwon Baek, Gi Yoon Park, Ok Sun Park, Jae Su Song
  • INTRA PREDICTION METHOD AND APPARATUS
    Publication number: 20250039406
    Abstract: An intra prediction method according to the present invention comprises the following steps: performing a directional prediction using at least one of a neighboring pixel of a current block and a left upper corner pixel positioned at a left upper corner of the current block so as to obtain a first prediction value for the current block; obtaining a second prediction value for the current block using the reference sample positioned in the current block; and weighted summing the first prediction value and the second prediction value using a weighting matrix so as to obtain a final prediction value for the current block. According to the present invention, image encoding/decoding efficiency may be improved.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jin Ho LEE, Hui Yong KIM, Sung Chang LIM, Jong Ho KIM, Ha Hyun LEE, Se Yoon JEONG, Suk Hee CHO, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN
  • METHOD AND APPARATUS FOR TRANSMITTING DATA BASED ON SENSING IN COMMUNICATION SYSTEM
    Publication number: 20250038893
    Abstract: An operation method of a terminal in a communication system may comprise: receiving one or more data units from a base station; generating a HARQ codebook for at least one dada unit of the one or more data units at a reference time; and transmitting the HARQ codebook to the base station, wherein the reference time is shared by the terminal and the base station.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Cheul Soon KIM, Sung Hyun MOON, Jung Hoon LEE
  • METHOD AND DEVICE FOR DETERMINING REFERENCE UNIT
    Publication number: 20250039422
    Abstract: An inter prediction method according to the present invention comprises the steps of: selecting candidate units from among reconstructed neighbor units; creating a candidate unit set with respect to units to be decoded, using the selected candidate units; determining a reference unit from among the candidate units which constitute the created candidate unit set; and performing inter prediction on the units to be decoded, using the determined reference unit. According to the present invention, image encoding/decoding efficiency can be improved.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang LIM, Hui Yong KIM, Se Yoon JEONG, Suk Hee CHO, Jong Ho KIM, Ha Hyun LEE, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN
  • METHOD AND APPARATUS FOR MULTI-CONNECTIVITY IN COMMUNICATION SYSTEM
    Publication number: 20250039802
    Abstract: A method of a terminal may comprise: performing a connection procedure with each of a first network and a second network based on a multi-connectivity function; performing uplink communication with the first network and the second network; calculating a power reduction value of the uplink communication for at least one of the first network or the second network; and deciding whether to perform the uplink communication based on the power reduction value.
    Type: Application
    Filed: July 22, 2024
    Publication date: January 30, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventor: Hoon Dong NOH
  • METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNAL BETWEEN TERMINALS IN WIRELESS COMMUNICATION SYSTEM
    Publication number: 20250039933
    Abstract: A method of a first terminal may comprise: receiving a higher layer message including basic sidelink synchronization signal block (S-SSB) information on a basic S-SSB transmitted in an unlicensed band; obtaining a channel occupancy time (COT) through a listen-before-talk (LBT) procedure in the unlicensed band; and transmitting COT information including additional S-SSB configuration information to other terminals, wherein the basic S-SSB information includes information on a transmission occasion of the basic S-SSB and information on a frequency of the basic S-SSB, and the additional S-SSB configuration information includes information for transmission of an additional S-SSB that is transmitted in addition to the basic S-SSB within the COT.
    Type: Application
    Filed: July 26, 2024
    Publication date: January 30, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung Sun UM, Hoi Yoon JUNG, Sung-Ik PARK, Nam Ho HUR
  • METHOD AND APPARATUS FOR SIMULTANEOUS TRANSMISSION AND RECEPTION OPERATION IN COMMUNICATION SYSTEM
    Publication number: 20250039804
    Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.
    Type: Application
    Filed: October 16, 2024
    Publication date: January 30, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jun Hyeong KIM, Seon Ae KIM, IL GYU KIM, Go San NOH, Hee Sang CHUNG, Dae Soon CHO, Sung Woo CHOI, Seung Nam CHOI, Jung Pil CHOI
  • DATA RACE DETECTION METHOD AND APPARATUS
    Publication number: 20250036486
    Abstract: Disclosed herein are a data race detection method and apparatus. The data race detection method includes recording information about an instruction executed by a thread in a destination register in a Central Processing Unit (CPU) corresponding to the thread, setting information of an access log field corresponding to the instruction for a cache line of a cache memory, and detecting a data race using the information of the access log field and information of the destination register.
    Type: Application
    Filed: October 16, 2024
    Publication date: January 30, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong-Wook KANG, Gae-Il AN, Hong-Il JU
  • RAIL DETECTION APPARATUS AND METHOD FOR AUTONOMOUS DRIVING OF MOBILE ROBOT IN GREENHOUSE ENVIRONMENT
    Publication number: 20250036141
    Abstract: Provided are an apparatus and method for rail detection and control of a motion of a mobile robot for safely switching driving of the mobile robot between a flat area and a rail area in an environment in a greenhouse in which a rail is provided for pipe heating. For more accurate rail detection, accurate three-dimensional (3D) point cloud data is obtained using a tilting laser scanner and is analyzed to detect a position of the rail and control a motion of a mobile robot for rail docking. The apparatus includes a sensor configured to be mounted in a mobile robot, and a rail detection unit configured to obtain 3D point cloud data using the sensor and detect the 3D point cloud data.
    Type: Application
    Filed: October 24, 2022
    Publication date: January 30, 2025
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventor: Su Yong AN
  • Sensor and method of manufacturing the same
    Patent number: 12209988
    Abstract: Disclosed is a sensor and a method of manufacturing the same. The method includes forming a plurality of electrodes on a substrate and forming a sensor layer on the substrate between the plurality of electrodes. The forming of the sensor layer includes coating a nanoparticle layer, providing deionized water on the nanoparticle layer to form a spontaneous transition layer, and annealing the spontaneous transition layer to form the sensor layer.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: January 28, 2025
    Assignees: Electronics and Telecommunications Research Institute, Pusan National University Industry-University Cooperation
    Inventors: Hyung Ju Park, A Hyeon Ma, Ki Min Nam, Dae-Sik Lee
  • Apparatus and method for page allocation in many-to-one virtualization environment
    Patent number: 12210425
    Abstract: Disclosed herein are an apparatus and method for page allocation in a many-to-one virtualization environment. The method may include determining whether a page fault interrupt is caused by page initialization for page allocation, sending an ownership change message to a node having ownership of the corresponding page when the page fault interrupt is determined to be caused by page initialization, and initializing the corresponding page upon receiving an ownership-change-processing-complete message.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sang-Min Lee, Hong-Yeon Kim, Baik-Song An, Myung-Hoon Cha
  • Display device including transmittance control display
    Patent number: 12209216
    Abstract: Provided is a display device including a first display, the first display includes a first substrate, a first electrode on the first substrate, a second electrode on the first electrode, a second substrate on the second electrode, and a liquid crystal layer disposed between the first electrode and the second electrode, the liquid crystal layer includes a liquid crystal and a black dye, and the black dye includes at least one of a first black dye, a second black dye, and a third black dye. The first black dye is a compound in which three naphthalene rings are connected via two azo groups, the second black dye is a compound in which two naphthalene rings and one aromatic group are connected via two azo groups, and the third black dye is a compound in which three naphthalene rings and one aromatic group are connected via three azo groups.
    Type: Grant
    Filed: May 17, 2023
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Gi Heon Kim, Won Jae Lee
  • Method and apparatus for ambisonic signal reproduction in virtual reality space
    Patent number: 12212949
    Abstract: Provided is a method of reproducing an ambisonic signal in a virtual reality (VR) space. The ambisonic signal reproduction method may include receiving an ambisonic signal, mapping the ambisonic signal to channels localized on a sphere according to an equivalent spatial domain (ESD) standard corresponding to an order of the ambisonic signal, and performing a sound field reproduction in the VR space based on the channels localized on the sphere.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-hyoun Yoo, Kyeongok Kang, Yong Ju Lee, Dae Young Jang
  • Broadcasting signal frame generation apparatus and method using layered divisional multiplexing
    Patent number: 12212642
    Abstract: An apparatus and method for broadcast signal frame using layered division multiplexing are disclosed. 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 at different power levels; a power normalizer configured to reduce the 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 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 time interleaver information shared by the core layer signal and the enhanced layer signal, using the time-interleaved signal.
    Type: Grant
    Filed: August 15, 2023
    Date of Patent: January 28, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae-Young Lee, Heung-Mook Kim, Sung-Ik Park, Sun-Hyoung Kwon
  • Circuit, apparatus and method for calculating multiplicative inverse
    Patent number: 12212670
    Abstract: Disclosed herein are an apparatus and method for calculating a multiplicative inverse. The apparatus for calculating a multiplicative inverse includes a data input unit for receiving input data, a multiplicative inverse calculation unit for dividing an input degree-8 finite field corresponding to the input data into two first degree-4 finite fields so as to perform Advanced Encryption Standard (AES) encryption on the input data, and for performing a multiplicative inverse calculation on the first degree-4 finite fields in consideration of a circuit depth value (T-Depth) and qubit consumption of quantum gates in a quantum circuit, and a data output unit for outputting result data obtained by performing the multiplicative inverse calculation.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: January 28, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Do-Young Chung, Doo-Ho Choi, Sok-Joon Lee, Seung-Kwang Lee
  • Apparatus and method for supporting attention test based on attention map and attention movement map
    Patent number: 12211215
    Abstract: Disclosed herein is a method for supporting an attention test based on an attention map and an attention movement map. The method includes generating a score distribution for each segment area of frames satisfying preset conditions, among frames of video content (video) that is produced in advance so as to be suitable for the purpose of a test, generating an attention map corresponding to the frames based on the distribution of the gaze point of a subject, generating an attention movement map corresponding to the frames based on information about movement of the gaze point of the subject, and calculating the attention of the subject using the score distribution for each segment area, the attention map, and the attention movement map.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: January 28, 2025
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jang-Hee Yoo, Ho-Won Kim, Jae-Yoon Jang
  • Stretchable electronics and method for manufacturing the same
    Patent number: 12211630
    Abstract: Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ji Hun Choi, Chan Woo Park, Ji-Young Oh, Seung Youl Kang, Yong Hae Kim, Hee-ok Kim, Jeho Na, Jaehyun Moon, Jong-Heon Yang, Himchan Oh, Seong-Mok Cho, Sung Haeng Cho, Jae-Eun Pi, Chi-Sun Hwang