Abstract: An encryption method and apparatus based on homomorphic encryption using an odd function property. The encryption method includes generating a ciphertext by encrypting data, and bootstrapping the ciphertext by performing a modular reduction based on an odd function property for a modulus corresponding to the ciphertext.
Abstract: An encryption method and apparatus based on homomorphic encryption using a composition of functions. The encryption method includes generating a ciphertext by encrypting data, and bootstrapping the ciphertext by performing a modular reduction based on a composition of a function for a modulus corresponding to the ciphertext.
Type:
Application
Filed:
April 21, 2021
Publication date:
October 28, 2021
Applicants:
SAMSUNG ELECTRONICS CO., LTD., SNU R&DB FOUNDATION, Industry Academic Cooperation Foundation Chosun University
Inventors:
Jong Seon NO, Yong Woo LEE, Eunsang LEE, Joon Woo LEE, Young Sik KIM
Abstract: A method of preparing an immunological substance detection nanowire complex includes preparing a multilayer nanowire in which a first metal and a second metal are alternately stacked, attaching a polymer, having a carboxyl group and an amine group at both ends of the polymer, to the second metal, attaching a first antibody, treated with a thiol's group, to the first metal of the multilayer nanowire, and attaching a second antibody to the second metal through the carboxyl group of the polymer. The second antibody includes a phosphor.
Type:
Grant
Filed:
April 25, 2019
Date of Patent:
October 26, 2021
Assignees:
Korea University Research and Business Foundation, SNU R&DB Foundation
Inventors:
Young Keun Kim, Yoo Sang Jeon, Da-yeon Nam, Yu Jin Kim, Hang-Rae Kim, Hyun Mu Shin
Abstract: A method and apparatus for processing a ciphertext based on homomorphic encryption. The method includes determining an approximate polynomial corresponding to a modulus reduction for bootstrapping a ciphertext based on samples extracted from the modulus reduction, and bootstrapping the ciphertext based on the approximate polynomial.
Type:
Application
Filed:
February 10, 2021
Publication date:
October 21, 2021
Applicants:
SAMSUNG ELECTRONICS CO., LTD., SNU R&DB FOUNDATION, Industry Academic Cooperation Foundation Chosun University
Inventors:
Jong Seon NO, Yong Woo LEE, Young Sik KIM, Joon Woo LEE
Abstract: A method and an apparatus for generating a code for a neural network operation are disclosed. The method includes receiving information on hardware configured to perform a neural network operation of the neural network, generating, using a processor, a target mapping model mapping the neural network operation on processing elements available to perform the neural network operation based on the information and a structure of the neural network, and generating a code to configure the hardware to perform the neural network operation based on the target mapping model.
Type:
Application
Filed:
March 3, 2021
Publication date:
September 9, 2021
Applicants:
Samsung Electronics Co., Ltd., SNU R&DB FOUNDATION
Abstract: An accelerator, an operation method of the accelerator, and an accelerator apparatus including the accelerator are disclosed. The operation method includes receiving one or more workloads assigned by a main processor, performing at least one operation involved with the workloads in an internal memory of the accelerator or in a direct memory access (DMA) configured to control data input to or output from the internal memory, and providing a result of performing the at least one operation.
Type:
Application
Filed:
January 7, 2021
Publication date:
August 26, 2021
Applicants:
Samsung Electronics Co., Ltd., SNU R&DB Foundation
Inventors:
Seung Wook LEE, Jung Ho AHN, Hweesoo KIM
Abstract: An accelerator, an operation method of the accelerator, and an accelerator system including the accelerator are disclosed. The operation method includes receiving one or more workloads assigned by a host controller, determining reuse data of the workloads based on hardware resource information and/or a memory access cost of the accelerator when a plurality of processing units included in the accelerator performs the workloads, and providing a result of performing the workloads.
Type:
Application
Filed:
February 2, 2021
Publication date:
August 26, 2021
Applicants:
SAMSUNG ELECTRONICS CO., LTD, SNU R&DB FOUNDATION
Inventors:
Seung Wook LEE, Soojung RYU, Jintaek KANG, Sunjung LEE
Abstract: The present invention relates to a core-shell nanocomposite including fluorescent bodies disposed to have a uniform distance in a perpendicular direction from a surface thereof, to a method of manufacturing same, and to a use for a probe for metal-enhanced fluorescence.
Type:
Grant
Filed:
May 20, 2015
Date of Patent:
July 13, 2021
Assignee:
SNU R&DB Foundation
Inventors:
Jwa Min Nam, Jae Ho Hwang, Min Ho Kim, Jung Hoon Lee
Abstract: Provided is a color encoding method including providing a composition including a liquid medium and magnetic nanoparticles dispersed in the liquid medium; applying a magnetic field to the composition to align the magnetic nanoparticles; and applying a patterned energy source to the composition to solidify the composition, wherein more than one region of the composition are sequentially solidified with varying magnetic field strength to fix a plurality of color codes.
Type:
Grant
Filed:
December 20, 2016
Date of Patent:
July 13, 2021
Assignee:
SNU R&DB FOUNDATION
Inventors:
Sunghoon Kwon, Howon Lee, Junhoi Kim, Hyoki Kim
Abstract: Disclosed is an ego motion estimation method and apparatus, wherein the apparatus calculates a scene flow field from a plurality of spaces of an input image, clusters the plurality of spaces based on a scene flow, updates a probability vector map for clustered spaces, identifies a stationary background based on the updated probability vector map, and estimates ego motion information based on the identified stationary background.
Type:
Grant
Filed:
January 2, 2019
Date of Patent:
June 15, 2021
Assignees:
Samsung Electronics Co., Ltd., SNU R&DB Foundation
Inventors:
Wonhee Lee, Sangil Lee, Hyoun Jin Kim, SungHoon Hong
Abstract: A processor-implemented object detection method is provided. The method receives an input image, generates a latent variable that indicates a feature distribution of the input image, and detects an object in the input image based on the generated latent variable.
Type:
Grant
Filed:
May 10, 2019
Date of Patent:
April 27, 2021
Assignees:
Samsung Electronics Co., Ltd., SNU R&DB Foundation
Abstract: An aberration correction method and apparatus. The apparatus includes at least one processor, and an input/output unit configured to receive an captured image, wherein the processor is configured to initialize a first matrix or a second matrix by reducing a matrix of a point spread function (PSF) of a lens included in a capturing device used to capture the captured image, iteratively perform an aberration removal and a noise removal based on the captured image and the first matrix or the second matrix, and output a final original image as a result of the iteratively performing. Here, the first matrix is a matrix obtained by reducing the number of indices indicating light arrival points of the matrix of the PSF, and the second matrix is a matrix obtained by reducing the number of indices corresponding to light arrival points of a transposed matrix of the PSF.
Type:
Application
Filed:
April 2, 2020
Publication date:
April 22, 2021
Applicants:
SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY (SNU) R&DB FOUNDATION
Inventors:
DEOKYOUNG KANG, Myung Joo KANG, Yang Ho CHO, Seung Won JEONG, Jin Je PARK
Abstract: Provided is a smart insole including a support layer; a plurality of pressure sensors provided to the support layer and configured to sense a pressure; a plurality of vibrators provided to the support layer and configured to generate a vibration; and a controller configured to determine a center of pressure (COP) based on a pressure sensed by each of the plurality of pressure sensors and to control the plurality of vibrators based on a positional relationship between a setting point and the COP.
Type:
Application
Filed:
June 30, 2020
Publication date:
March 25, 2021
Applicants:
Samsung Electronics Co., Ltd., SNU R&DB Foundation
Abstract: The present invention relates to a method and an apparatus for estimating multiple-ranking using pairwise comparative data, the method according to one embodiment comprising the steps of: inputting information for pairwise comparative data as input; and generating multiple-ranking data on the basis of the input data, wherein the input data comprises a collection of a plurality of respondents, a collection of a plurality of items, and a collection of a plurality of pairwise comparative data for the plurality of items, and each item of pairwise comparative data in the plurality of same is data indicating the preference between two items determined in accordance with an evaluation criterion from among a plurality of evaluation criteria.
Type:
Grant
Filed:
March 17, 2015
Date of Patent:
March 2, 2021
Assignee:
SNU R&DB FOUNDATION
Inventors:
Kyu Seok Shim, Woo Yeol Kim, Young Hoon Kim
Abstract: A spoken language understanding apparatus according to embodiments of the present disclosure may include: a slot tagging module including: a morpheme analysis unit configured to analyze morphemes with respect to an uttered sentence, a slot tagging unit configured to tag slots corresponding to a semantic entity from a plurality of input tokens generated according to the analyzed morphemes, and a slot name conversion unit configured to convert phrases corresponding to the tagged slots into delexicalized slot names based on neighboring contextual information; and a language generation module configured to generate a combined sequence by combining the delexicalized slot names based on the plurality of input tokens.
Type:
Grant
Filed:
December 11, 2018
Date of Patent:
January 26, 2021
Assignees:
Hyundai Motor Company, Kia Motors Corporation, HYUNDAI MNSOFT, INC., SNU R&DB FOUNDATION
Inventors:
Bi Ho Kim, Sung Soo Park, Sang Goo Lee, You Hyun Shin, Kang Min Yoo, Sang Hoon Lee, Myoung Ki Sung
Abstract: Provided is a method of isolating biochemical molecules on a microarray substrate, the method including providing a microarray substrate to which clusters of different kinds of biochemical molecules being classified by individual spot units are attached, the individual spots being regularly arranged thereon; obtaining location information of the individual spot in which a desired cluster among clusters of the biochemical molecules locates; locating an extraction tool for applying energy to isolate the desired cluster according to the location information; and isolating the desired cluster from the microarray substrate by applying energy in a contact or non-contact manner using the extraction tool.
Type:
Grant
Filed:
December 9, 2013
Date of Patent:
January 5, 2021
Assignee:
SNU R&DB FOUNDATION
Inventors:
Sunghoon Kwon, Taehoon Ryu, Yeongjae Choi, Yushin Jung, Hyoki Kim, Howon Lee
Abstract: A processor-implemented posture determination method includes: estimating a rotational acceleration of a timepoint based on an angular velocity measured by a first sensor at the timepoint and a determined center of rotation of a previous timepoint; correcting an acceleration measured by a second sensor at the timepoint based on the rotational acceleration; and determining a center of rotation of the timepoint and a posture of the timepoint based on the corrected acceleration and an estimated posture of the timepoint.
Type:
Application
Filed:
December 9, 2019
Publication date:
December 24, 2020
Applicants:
Samsung Electronics Co., Ltd., SNU R&DB FOUNDATION
Inventors:
Hyun Cheol JEON, Chan Gook PARK, Keechang LEE, Jungmin PARK, So Young PARK
Abstract: The present disclosure relates to a method for manufacturing a metal nanostructure having a chiral structure. The method for manufacturing a metal nanostructure comprises: preparing a first mixture solution by mixing a metal precursor, a surfactant, and a reducing agent; preparing a second mixture solution by adding a peptide to the first mixture solution; and preparing a metal nanostructure having a chiral structure by adding a metal seed particle to the second mixture solution.
Type:
Grant
Filed:
April 27, 2018
Date of Patent:
December 15, 2020
Assignees:
LG Display Co., Ltd., SNU R&DB Foundation
Abstract: Disclosed is a sound data processing system including a plurality of sound collecting terminals and a server. Each of the plurality of sound collecting terminals includes: a sound collecting means that collects a sound and has an orientation direction, and a communication module that transmits sound data corresponding to the sound collected by the sound collecting means and supplementary data including position data of a position of a corresponding sound collecting terminal and orientation direction data corresponding to the orientation direction of the sound collecting means via a network. The server receives the sound data and the supplementary data transmitted by the plurality of sound collecting terminals through the network and determines a position of a source that emits the sound collected by the sound collecting means on the basis of the sound data and the supplementary data.
Abstract: A probe includes a working channel, at least one optical element provided in the working channel and configured to acquire a spectral image of surface information of an object, and an ultrasonic transducer arranged in the working channel and configured to acquire an ultrasonic image of depth information of the target and move with respect to the at least one optical element.
Type:
Application
Filed:
April 3, 2020
Publication date:
October 8, 2020
Applicants:
Daegu Gyeongbuk Institute of Science and Technology, SNU R&DB FOUNDATION, The Industry & Academic Cooperation in Chungnam National University (IAC)
Inventors:
Jae Youn HWANG, Ji Hun KIM, Teo Jeon SHIN, Hong Keun HYUN, Hyoun Joong KONG