Abstract: Semiconductor devices may include a stacked structure including interlayer insulating layers and gate electrodes alternately stacked in a vertical direction, a core region extending in the vertical direction in the stacked structure, a channel layer on a side surface of the core region and facing the gate electrodes and the interlayer insulating layers, a first dielectric layer, a data storage layer and a second dielectric layer, which are between the channel layer and the gate electrodes in order, and an anti-ferroelectric layer including a portion interposed between the first dielectric layer and a first gate electrode of the gate electrodes. The second dielectric layer may contact the channel layer. The anti-ferroelectric layer may be formed of an anti-ferroelectric material having a tetragonal phase.
Type:
Grant
Filed:
May 11, 2021
Date of Patent:
August 29, 2023
Assignees:
Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
Abstract: The present disclosure provides a quantum dot (QD) light emitting diode including: a first electrode; a second electrode facing the first electrode; a QD emitting material layer positioned between the first electrode and the second electrode and including a QD and an organic material; a hole auxiliary layer positioned between the first electrode and the QD emitting material layer; and an electron auxiliary layer positioned between the QD emitting material layer and the second electrode, wherein the organic material has a highest occupied molecular orbital (HOMO) level higher than a material of the hole auxiliary layer.
Type:
Grant
Filed:
July 28, 2022
Date of Patent:
August 29, 2023
Assignees:
LG Display Co., Ltd., Korea Advanced Institute of Science and Technology
Inventors:
Kyu-Nam Kim, Duk-Young Jeon, Hyun-Jin Cho, Sun-Joong Park
Abstract: An electromechanical logic-in-memory device includes a switching unit including a first electrode having a conductive beam and second and third electrodes disposed on both sides of the conductive beam and attracting the conductive beam by electrostatic force, based on an operating voltage applied between the second and third electrodes and the conductive beam, the conductive beam, after being attracted by and adhered to the second or third electrode, maintained to be adhered even when the electrostatic force is removed and a controller determining an operation mode according to types of logic operations included in input data, setting an initial position of the conductive beam by applying the operating voltage to any one of the second and third electrodes, selecting at least one of the first to third electrodes, and applying a predetermined voltage as a true value of a logic value included in the input data.
Type:
Application
Filed:
October 13, 2022
Publication date:
August 24, 2023
Applicant:
Korea Advanced Institute of Science and Technology
Inventors:
Junbo YOON, Yongbok LEE, Suhyun KIM, Taesoo KIM, Pankyu CHOI
Abstract: The present disclosure provides a system for modifying a virtual reality (VR) space, which generates a mutual movable space between an augmented reality (AR) host's reference space and a VR client's space, the system including an acquisition unit that acquires a size of the AR host's reference space, a processing unit that estimates a relative translation gain threshold by adjusting the client's walking speed for each axis of the VR space according to the size of the reference space, and a generation unit that generates the mutual movable space in which movement is possible in mixed reality (MR) with a relative translation gain based on the relative translation gain threshold.
Type:
Application
Filed:
January 23, 2023
Publication date:
August 24, 2023
Applicant:
Korea Advanced Institute of Science and Technology
Abstract: A method for associating an address with a fingerprint, according to an aspect of the present invention, comprises the steps of: receiving collected information including an address and a wireless LAN fingerprint; storing the received collected information; filtering multiple pieces of stored collected information according to addresses, on the basis of multiple pieces of collected information for adjacent addresses; and constructing a radio map by using the collected information filtered according to addresses.
Type:
Grant
Filed:
January 8, 2019
Date of Patent:
August 22, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Abstract: Disclosed is a catalyst complex for a fuel cell. The catalyst complex includes a support including carbon (C), platinum (Pt) supported on the support, and an iridium (Ir) compound supported on the support, and the iridium compound includes at least one of iridium oxide represented by Chemical Formula 1, IrOx, and iridium-transition-metal oxide represented by Chemical Formula 2, IrMOx, wherein M is a transition metal selected from the group consisting of Fe, Co, Cu, Ni and combinations thereof, and x is from 1 to 2.
Type:
Grant
Filed:
April 7, 2020
Date of Patent:
August 22, 2023
Assignees:
Hyundai Motor Company, Kia Motors Corporation, Korea Advanced Institute of Science and Technology
Inventors:
Jung Han Yu, Bo Ki Hong, Jong Kil Oh, Hyun Joo Lee, Chi Woo Roh
Abstract: An electronic device and an operating method thereof are intended to perform biometric authentication based on a vibration signal, and may be configured to output at least one vibration signal to at least one touched object, receive at least one response signal for the vibration signal from the object, and perform biometric authentication on the object based on at least one of the vibration signal or the response signal. According to various embodiments, biometric authentication can be performed on the object based on a frequency response function calculated based on the vibration signal and the response signal or time-series data of the detected response signal in a time region.
Type:
Grant
Filed:
December 10, 2020
Date of Patent:
August 22, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Abstract: Disclosed are an anisotropic conductive adhesives for thermo-compression bonding containing solder conductive particles and flux additives and a method of connecting electronic parts using the same. The anisotropic conductive adhesives for thermo-compression bonding may include a flux activator, solder particles and polymer resin.
Type:
Grant
Filed:
November 18, 2020
Date of Patent:
August 22, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Abstract: A power and data receiver according to the present embodiment includes: a reception coil configured to receive a power data signal from a transmission coil; a power unit forming driving power from the power data signal; and a data demodulation unit configured to demodulate a data signal from the power data signal, wherein the reception coil operates adjacent to the transmission coil to the extent that a first resonant frequency and a second resonant frequency are formed between the reception coil and the transmission coil, and the reception coil operates at a frequency greater than or equal to the first resonant frequency and smaller than or equal to the second resonant frequency in relation to the transmission coil.
Type:
Application
Filed:
February 16, 2022
Publication date:
August 17, 2023
Applicant:
Korea Advanced Institute of Science and Technology
Inventors:
Minkyu JE, Yechan PARK, Chul KIM, Seok-Tae KOH, Jeongeun LEE, Hongkyun KIM, Jaesuk CHOI
Abstract: Provided is a nonvolatile memory device including a lower electrode on a substrate, an upper electrode on the lower electrode, a tunnel barrier pattern between the lower electrode and the upper electrode, and a fixed charge pattern in contact with the lower electrode and spaced apart from the tunnel barrier pattern with the lower electrode therebetween. The tunnel barrier pattern includes an anti-ferroelectric material. The lower electrode includes a first material. The upper electrode includes a second material. The first material and the second material have different work functions.
Type:
Grant
Filed:
May 17, 2021
Date of Patent:
August 15, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Abstract: Provided is a magnetic device including a conductive layer extended in a first direction and providing a spin Hall effect on a placement plane defined by the first direction and a second direction, a free layer disposed on the conductive layer, a fixed layer disposed on a portion of the free layer, a tunnel barrier layer disposed between the free layer and the fixed layer, a first electrode disposed on the fixed layer, a first charge storage layer disposed on the free layer so as not to overlap the fixed layer, and a first gate electrode disposed on the first charge storage layer. The first electrode and the first gate electrode are arranged in the second direction.
Type:
Grant
Filed:
June 28, 2021
Date of Patent:
August 15, 2023
Assignee:
Korea Advanced institute of Science and Technology
Inventors:
Byong Guk Park, Min-Gu Kang, Jong-Guk Choi
Abstract: An apparatus that transfers object motion in a source space to a target space is provided. The apparatus defines a mapping function from the source space to the target space based on feature points of the object-positioned source space, and feature points of the object-represented target space; determines a target root position corresponding to a root position of the object based on the mapping function; determines a target direction corresponding to a direction of the object, based on the mapping function; determines a target main joint corresponding to a main joint of the object based on the mapping function; determines a target sub-joint excluding the target main joint in the target space based on unique joint information of the object; and generates data representing the object motion in the target space by modifying a pose of the object in the target space to match the target main joint.
Type:
Application
Filed:
November 4, 2022
Publication date:
August 10, 2023
Applicants:
Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
Inventors:
Seokpyo HONG, Junyong NOH, Soojin CHOI, Chaelin KIM, Kyungmin CHO, Jiyeon KIM
Abstract: A multimodal sensor of high sensitivity and high selectivity using multifunctional three-dimensional nanostructure having electric and optical sensing ability and a method thereof are provided. The method includes forming multi-layered nanowires including a multifunctional material, transferring the nanowires to a plurality of layers onto a target substrate to form the three-dimensional nanostructure, heat-treating the three-dimensional nanostructure, and forming electrode layers at the three-dimensional nanostructure.
Type:
Grant
Filed:
August 27, 2019
Date of Patent:
August 8, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Inventors:
Yeon Sik Jung, Hyeuk Jin Han, Seunghee Cho, Gyurac Lee
Abstract: The present disclosure relates to a method of mitigating errors in quantum circuits constituting a quantum computer, which includes: obtaining a plurality of pieces of first probability matrix information according to a sequence of quantum gates constituting a quantum circuit; obtaining a plurality of pieces of second probability matrix information according to a sequence of quantum gates constituting the quantum circuit; generating a plurality of pieces of differential matrix information based on the plurality of pieces of first and second probability matrix information; and generating error mitigation matrix information corresponding to the quantum circuit using the plurality of pieces of differential matrix information.
Type:
Grant
Filed:
October 16, 2020
Date of Patent:
August 8, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Inventors:
June-Koo Rhee, Changjun Kim, Kyungdeock Park
Abstract: A character animation motion control method and device are disclosed. A character animation playing method, including extracting first actions based on a state of a character, extracting second actions based on the state, selecting an action included in the first actions and the second actions, and updating the state based on the action.
Type:
Grant
Filed:
May 28, 2021
Date of Patent:
August 8, 2023
Assignees:
Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
Abstract: The present invention relates to a hybrid-type multi-lamellar nanostructure of an epidermal growth factor and a liposome and a method for manufacturing same. The new type of hybrid-type multi-lamellar nanostructure not only has a high epidermal growth factor encapsulating efficiency, but also can be manufactured through a simple process, such that the same can be easily delivered into a living body or a cell while maintaining a high physiological activity of the epidermal growth factor.
Type:
Grant
Filed:
December 30, 2015
Date of Patent:
August 1, 2023
Assignees:
CELLTRION, INC., Korea Advanced institute of Science and Technology
Abstract: An optical module package using a bidirectional polished silica optical waveguide is disclosed. An optical module package may include a planar optical waveguide that connects at least one aperture of each of the optical components and including inclined surfaces at both ends thereof to allow light, which exits from at least one aperture of any one optical component of the optical components to be subjected to optical coupling in a vertical direction through total reflection on an inclined surface corresponding to the at least one aperture of the any one optical component to cause the light to travel in a horizontal direction, and allows the light to be subjected to optical coupling to at least one aperture of a remaining optical component in the vertical direction through total reflection on the inclined surface corresponding to the at least one aperture of the remaining optical component.
Type:
Application
Filed:
March 2, 2022
Publication date:
July 27, 2023
Applicant:
Korea Advanced Institute of Science and Technology
Abstract: In a method of manufacturing a highly stretchable three-dimensional (3D) percolated conductive nano-network structure, a 3D nano-structured porous elastomer including patterns distributed in a periodic network is formed. A surface of the 3D nano-structured porous elastomer is changed to a hydrophilic state. A polymeric material is conformally adhered on the surface of the 3D nano-structured porous elastomer. The surface of the 3D nano-structured porous elastomer is wet by infiltrating a conductive solution in which a conductive material is dispersed. A 3D percolated conductive nano-network coupled with the 3D nano-structured porous elastomer is formed by evaporating a solvent of the conductive solution and removing the polymeric material.
Type:
Grant
Filed:
May 17, 2021
Date of Patent:
July 25, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Abstract: Multiplexed fluorescent imaging which is essential for finding out how various biomolecules are spatially distributed in cells or tissues is disclosed. The present disclosure may obtain 10 or more different biomolecule images with one labeling and imaging by newly designing selection of fluorophores, detection spectral ranges, and signal unmixing algorithm. The present disclosure is a blind unmixing technology for unmixing an image without an emission spectrum of fluorophore, and in this technology, 4 pairs of fluorophores are used, and each pair consists of two fluorophores in which emission spectra are overlapped. Each pair of fluorophores is strongly excited by only one excitation laser. Two images with different detection spectral ranges are obtained for each pair, and two images are unmixed via mutual information minimization without fluorophore emission spectrum information. Two images also may be unmixed via Gram-Schmidt orthogonalization and fluorescence measurement based unmixing.
Type:
Grant
Filed:
December 23, 2020
Date of Patent:
July 18, 2023
Assignee:
Korea Advanced Institute of Science and Technology
Inventors:
Jae-Byum Chang, Young-Gyu Yoon, Junyoung Seo, Yeonbo Sim
Abstract: The present disclosure provides a polishing pad and a method of manufacturing a semiconductor device using the same. The method includes disposing a target layer on a semiconductor substrate and performing a chemical mechanical polishing process on the target layer using a polishing pad including a plurality of polishing protrusions facing the target layer. Each of the polishing protrusions includes a protruding portion and a surface layer at least partially covering the protruding portion, wherein the protruding portion is more elastic than the surface layer, and wherein the surface layer is harder than the protruding portion.
Type:
Application
Filed:
June 7, 2022
Publication date:
July 13, 2023
Applicant:
Korea Advanced Institute of Science and Technology
Inventors:
Sanha KIM, Ji Su KIM, Yeong Bong PARK, Hyun Jun RYU, Myung-Ki HONG, Byoung Ho KWON, Dong Geun KIM, Ji-Hun JEONG, Sukkyung KANG