Patents Assigned to Electronics and Telecommunications
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Patent number: 12355605Abstract: An apparatus and method for broadcast signal frame using a bootstrap and a preamble are disclosed. An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a time interleaver configured to generate a time-interleaved signal by performing interleaving on a BICM output signal; and a frame builder configured to generate a broadcast signal frame including a bootstrap and a preamble using the time-interleaved signal.Type: GrantFiled: June 4, 2024Date of Patent: July 8, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Sung-Ik Park, Jae-Young Lee, Sun-Hyoung Kwon, Heung-Mook Kim
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Patent number: 12356194Abstract: Disclosed herein is a method for detecting a covert channel in wireless communication. The method includes setting a wireless communication specification, detecting a covert timing channel, and detecting a covert storage channel.Type: GrantFiled: June 16, 2022Date of Patent: July 8, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Sang-Woo Lee, Yong-Sung Jeon, Ha-Young Seong, You-Sung Kang, Ik-Kyun Kim
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Patent number: 12351864Abstract: Provided is a device for amplifying and detecting a gene. The device for amplifying and detecting the gene includes a gene amplification chip comprising channels through which a sample flows and transparent heaters provided on the gene amplification chip. The channels include a first channel, a second channel, and a third channel, and the first to third channels have a triangular loop structure, and the transparent heaters include a first transparent heater, a second transparent heater, and a third transparent heater, which are respectively provided on the first to third channels.Type: GrantFiled: May 6, 2021Date of Patent: July 8, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Jin Tae Kim, Kwang Hyo Chung
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Publication number: 20250218046Abstract: The present invention relates to a system and a method for encoding/decoding 2D data for 3D rendering, and an apparatus therefor. A method for encoding 2D video data for 3D rendering according to one aspect of the present disclosure may include: generating one or more 2D patch data from 2D data; generating patch area separation information for distinguishing the 2D patch data in the 2D data; generating 3D spatial information for the 2D data and/or the 2D patch data; generating a video stream including the 2D data and/or the 2D patch data and metadata for the video stream, wherein the metadata includes the patch area separation information and the 3D spatial information; and encoding the video stream and the metadata.Type: ApplicationFiled: July 31, 2024Publication date: July 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Seong Yong LIM, Da Yun NAM
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Publication number: 20250220249Abstract: A latent representation encoding method based on hierarchical quantization according to the present disclosure may include quantizing a latent representation for a current layer; and entropy-encoding a quantized latent representation. In this case, quantizing the latent representation includes determining quantization intervals for the current layer, and a size of the quantization intervals of the current layer may be the same as a size of a quantization interval to which the latent representation within a previous layer belongs.Type: ApplicationFiled: November 27, 2024Publication date: July 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: JooYoung LEE, Youn Hee KIM, Se Yoon JEONG, Jin Soo CHOI, Jung Won KANG
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Publication number: 20250218048Abstract: The present invention relates to a system and a method for encoding/decoding 3D data, and an apparatus therefor. A method for encoding 3D data according to one aspect of the present disclosure may include: generating 2D patch data from 2D data; generating patch area separation information for distinguishing the 2D patch data in the 2D data; generating 3D spatial information for the 2D data and/or the 2D patch data; converting the 2D data and/or the 2D patch data into 3D data based on the patch area separation information and the 3D spatial information; and encoding the 3D data.Type: ApplicationFiled: August 1, 2024Publication date: July 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Seong Yong LIM, Da Yun NAM
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Publication number: 20250219836Abstract: Disclosed herein is an apparatus and method for password-based distributed authentication. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may perform at least one of registering a password input by a user in a service membership sign-up procedure in multiple servers in a distributed manner based on multi-party computation, authenticating a password input by the user in a login procedure based on multi-party computation with the multiple servers, or acquiring resources of a service requested by the authenticated user, or a combination thereof.Type: ApplicationFiled: August 9, 2024Publication date: July 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Kwan-Tae CHO, Sang-Rae CHO, Soo-Hyung KIM, Seok-Hyun KIM, Young-Sam KIM, Jong-Hyouk NOH, Young-Seob CHO, Jin-Man CHO, Seung-Hun JIN
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Patent number: 12343569Abstract: Disclosed are a method of radiating wave energy available for unmanned automatic operation and apparatuses for performing the same. The method includes obtaining a dielectric characteristic of a object by performing a reconstruction calculation based on a scattered signal that is scattered from the object and pre-measured information on the object, determining a wave radiation parameter for adjusting energy of a wave to be radiated to a lesion of the object by performing a characteristic analysis operation based on the dielectric characteristic, and determining the energy of the wave to be high-power energy based on the wave radiation parameter.Type: GrantFiled: April 20, 2021Date of Patent: July 1, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Kwang Jae Lee, Soon Ik Jeon, Woo Jin Byun, In Kui Cho
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Patent number: 12346424Abstract: Disclosed herein are an apparatus and method for issuing delegated credentials between digital wallets possessed by multiple users connected to a Decentralized Identifier (DID) registry through wired/wireless communication. The method includes receiving, by a digital wallet of a first user, a delegated credential issuance request message including a newly created DID document from a digital wallet of a second user, generating, by the digital wallet of the first user, a delegated credential using both the delegated credential issuance request message, received from the digital wallet of the second user, and an original credential, previously issued by the digital wallet of the first user, and transmitting, by the digital wallet of the first user, the generated delegated credential and the original credential, together with a delegated credential registration request message, to the digital wallet of the second user.Type: GrantFiled: July 5, 2022Date of Patent: July 1, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Kwan-Tae Cho, Sang-Rae Cho, Geon-Woo Kim, Seok-Hyun Kim, Soo-Hyung Kim, Young-Sam Kim, Jong-Hyouk Noh, Young-Seob Cho, Jin-Man Cho, Seung-Hun Jin
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Patent number: 12349148Abstract: An operation method of a terminal in a communication system may comprise: receiving, from a base station, information on a command period of a sub-frame, information on an action period of the sub-frame, and information on a report period of the sub-frame; receiving, from the base station, a command in the command period; performing an action according to the received command in the action period; and reporting, to the base station, a result according to the action in the report period.Type: GrantFiled: November 3, 2021Date of Patent: July 1, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Kap Seok Chang, Yong Sun Kim, Young Jo Ko
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Patent number: 12349118Abstract: An operation method in a communication system may comprise: obtaining information on a per-beam required traffic amount; determining whether the per-beam required traffic amount can be serviced while satisfying a first condition according to a first model generated through pre-training in a first machine learning structure; in response to determining that the per-beam required traffic amount can be serviced while satisfying the first condition, calculating per-beam bandwidth allocation information based on the per-beam required traffic amount; calculating per-beam power allocation information based on the per-beam bandwidth allocation information; identifying whether an SNR condition included in the first condition is satisfied based on the per-beam power allocation information; and in response to identifying that the SNR condition is satisfied, outputting the per-beam bandwidth allocation information and the per-beam power allocation information.Type: GrantFiled: August 30, 2022Date of Patent: July 1, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Dae Sub Oh, Satya Chan, Sooyoung Kim
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Patent number: 12348284Abstract: The present disclosure discloses beamforming methods and apparatuses. According to an exemplary embodiment of the present disclosure, an antenna message generation deep neural network (DNN) and a beam characteristic generation DNN of a bipartite graph neural network (BGNN) having terminals as vertices on one side and APs as vertices on another side may be constructed.Type: GrantFiled: August 30, 2023Date of Patent: July 1, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Seung Eun Hong, Jun Beom Kim, Seok Hwan Park, Hoon Lee
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Patent number: 12341943Abstract: Disclosed herein are an apparatus and method for removing redundant data between multi-view videos. The method includes generating a pruning mask of an additional view image by mapping a basic view image to the additional view image, among multi-view images, and revalidating the pruning mask using color information of the basic view image and the additional view image. Revalidating the pruning mask may include defining a color relationship between the basic view image and the additional view image by extracting predetermined sample values from corresponding pixels between the basic view image and the additional view image, which are included in the pruning candidate group of the pruning mask, and detecting pixels that do not match the defined color relationship, among the pixels in the pruning mask, as outliers.Type: GrantFiled: October 7, 2022Date of Patent: June 24, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Hong-Chang Shin, Gwang-Soon Lee
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Patent number: 12340623Abstract: Disclosed is a computing device, which includes a processor, a camera that captures RGB image data, a memory that stores image data including the RGB image data, and a pupil detection device that detects a pupil from the RGB image data stored in the memory in response to a request of the processor. The pupil detection device includes an image converter that receives the RGB image data, detects first eye area data including eye area information from the received RGB image data, and converts the first eye area data into second eye area data having IR (InfraRed) image characteristics by using a deep neural network, a pupil candidate detector that detects pupil candidate data from the second eye area data, and a pupil boundary detector that detects pupil boundary data from the pupil candidate data.Type: GrantFiled: October 26, 2023Date of Patent: June 24, 2025Assignee: Electronics and Telecommunications Research InstituteInventors: Jang-Hee Yoo, Cheolhwan Yoo, ByungOk Han
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Publication number: 20250194940Abstract: Provided are a device and method for estimating blood pressure in a non-contact manner. The device includes a memory, an imaging module that captures a body part image of a user, and a processor connected to the memory and the imaging module. The processor extracts a remote photoplethysmography (rPPG) signal from the body part image, detects a plurality of peak values from the rPPG signal, extracts heart rate variability (HRV) parameters using the detected peak values, and estimates blood pressure of the user on the basis of the HRV parameters.Type: ApplicationFiled: December 19, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Tae Wuk BAE, Kee Koo KWON, Eun Chang CHOI
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Publication number: 20250200346Abstract: Disclosed is a data processing device of the spiking neural network, which includes a discretizer that receives time-series data, discretizes the time-series data based on sampling, and outputs sampled time-series data, and a control unit that receives the sampled time-series data, extracts a voltage feature and a time feature from the sampled time-series data, and increases the number of spikes firing in an input neuron each corresponding to the voltage feature and the time feature extracted from a plurality of input neurons including first to n-th input neurons, with respect to the ānā, which is an arbitrary positive integer.Type: ApplicationFiled: August 15, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE
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Publication number: 20250200695Abstract: Disclosed herein is an apparatus and method for 3D parallelization for a heterogeneous GPU cluster. The method may include generating initialization information based on GPU memory capacity in order to parallelize a model across multiple nodes constituting a heterogeneous GPU cluster, pipeline-parallelizing the model based on the multiple nodes using the generated initialization information, and data/tensor-parallelizing layers of the model, which are allocated to each of the multiple nodes according to pipeline parallelization, based on GPUs mounted in the corresponding node.Type: ApplicationFiled: December 12, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Baik-Song AN, Ki-Dong KANG, Hong-Yeon KIM, Myung-Hoon CHA
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Publication number: 20250198418Abstract: An electronic device for predicting an occurrence of air leakage of an air compressor and a method of operating the same are provided. The electronic device includes a processor and a memory configured to store instructions, wherein the instructions, when executed by the processor, may cause the electronic device to obtain suction data about air sucked by an air compressor and emission data about air emitted from the air compressor, determine whether air leakage occurs in the air compressor, based on the suction data and the emission data, obtain air leakage data related to an occurrence of the air leakage from a plurality of sensors mounted on the air compressor, and train a model for predicting the occurrence of the air leakage of the air compressor in advance by matching whether the air leakage occurs to the air leakage data before a predetermined time from a time of the occurrence of the air leakage.Type: ApplicationFiled: December 3, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Jangkyum KIM, Yoon-Sik YOO, IL Woo LEE, Gyeong Ho LEE
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Publication number: 20250200418Abstract: Disclosed are quantum circuits, and more particularly, to a quantum encoding circuit for a 5-qubit error correction code. A quantum encoding circuit for a 5-qubit error correction code according to one embodiment of the present document can be implemented with a circuit comprising rotation gate(s), CNOT gate(s), and CZ gate(s). A quantum encoding circuit for a 5-qubit error correction code according to another embodiment of the present document can be implemented with a circuit comprising rotation gate(s) and CZ gate(s), without CNOT gates.Type: ApplicationFiled: December 13, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Taewan KIM, Yongsoo HWANG
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Publication number: 20250199968Abstract: The present embodiment provides a physical layer (PHY) between a high-speed memory and a memory controller, including: an analog physical layer including a read data strobe (RDQS) delay unit that delays an RDQS signal of the high-speed memory and outputs the delayed RDQS signal and a data (DQ) delay unit that delays DQ signals and outputs the delayed DQ signals; and a digital physical layer including an asynchronous first-in first-out (FIFO) that samples the DQ signal with the RDQS signal and outputs the DQ signal, a DQ arrangement block that rearranges the DQ signal, and a validity signal forming unit that forms a validity signal indicating validity of data from data output from the asynchronous FIFO, in which the analog physical layer receives a clock having the same frequency as the high-speed memory and operates, and the asynchronous FIFO and the validity signal forming unit receive a clock having a lower frequency than the clock provided to the high-speed memory and operate.Type: ApplicationFiled: December 18, 2024Publication date: June 19, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Jaewoong CHOI, Jin Ho HAN, Young-Su KWON