Abstract: Disclosed herein is a nano membrane. The nano membrane includes an insulating layer having a thickness corresponding to a diameter of each of metal nanowires and configured to contain the metal nanowires therein, and the metal nanowires arranged to cross and having portions of side surfaces which protrude from one surface of the insulating layer.
Type:
Grant
Filed:
July 1, 2020
Date of Patent:
March 12, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: A ternary logic circuit includes: a first inverter unit; a second inverter unit arranged in parallel with the first inverter unit; a first junction unit arranged between the first inverter unit and an output terminal and including a tunnel PN junction; and a second junction unit arranged between the second inverter unit and the output terminal and including a tunnel PN junction, wherein, when an absolute value of an input voltage applied to an input terminal is less than a first input voltage, the output terminal outputs a first output voltage, and when the absolute value of the input voltage is greater than the first input voltage and less than a second input voltage, the output terminal outputs a second output voltage, and when the absolute value of the input terminal is greater than the second input voltage, the output terminal outputs a third output voltage.
Type:
Grant
Filed:
February 16, 2022
Date of Patent:
March 5, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Kyung Rok Kim, Jae Won Jeong, Youngeun Choi, Wooseok Kim, Jae Hyeon Jun
Abstract: A biometric information measurement system and method are disclosed. A biometric information measurement system according to an embodiment of the present invention may comprise an implant device that is inserted into the human body so as to measure biometric information and an external device that transmits a signal to the implantable device while sweeping a frequency.
Type:
Grant
Filed:
September 30, 2022
Date of Patent:
March 5, 2024
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY
Abstract: The present disclosure relates to a crosslinkable compound, a composition containing the same for formation of a solid electrolyte, a method of preparing a solid electrolyte by using the composition, a solid electrolyte, and an electronic element including the solid electrolyte.
Type:
Application
Filed:
February 3, 2022
Publication date:
February 22, 2024
Applicants:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY), IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
Inventors:
Bong Soo KIM, Wanho CHO, Do Hwan KIM, Hyukmin KWEON, Chaeyoung LEE, Sangjun PARK
Abstract: This application relates to an active current compensation device which actively compensates for a noise occurring in a common mode in each of two or more high-current paths. In one aspect, the active current compensation device includes a sensing unit configured to generate an output signal corresponding to a common-mode noise current on each of the two or more high-current paths, and an amplification unit configured to amplify the output signal to generate an amplified current. The device may also include a compensation unit configured to generate a compensation current on the basis of the amplified current and allow the compensation current to flow to each of the two or more high-current paths, and a malfunction detection unit configured to detect a malfunction of the amplification unit. The malfunction detection unit and at least a portion of the amplification unit may be embedded in one integrated circuit (IC) chip.
Type:
Grant
Filed:
September 14, 2021
Date of Patent:
February 20, 2024
Assignees:
UNIST (Ulsan National Institute of Science and Technology)
Abstract: A transistor device includes a substrate, a fin structure extending on the substrate in a direction parallel to a top surface of the substrate, a source region and a drain region provided at an upper portion of the fin structure, a constant current generating layer provided at a lower portion of the fin structure, a gate insulating film provided on both side surfaces and a top surface of the upper portion of the fin structure, and a gate electrode provided on the gate insulating film, wherein the gate electrode is provided on the fin structure and between the source region and the drain region, the constant current generating layer generates a constant current between the drain region and the substrate, and the constant current is independent from a gate voltage applied to the gate electrode.
Type:
Grant
Filed:
December 16, 2019
Date of Patent:
February 20, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Kyung Rok Kim, Jae Won Jeong, Young Eun Choi, Woo Seok Kim, Jiwon Chang
Abstract: This application relates to an active compensating device. In one aspect, the active compensating device includes two or more high current paths through which a second current supplied by a second device is transmitted to a first device, and a sensing unit sensing the first current on the high current paths and generating an output signal corresponding to the first current. The device may also include an amplifying unit amplifying the output signal of the sensing unit to generate an amplified current and a compensating unit generating a compensation current based on the amplified current and allowing the compensation current to flow to each of the two or more high current paths. The device may further include a first anti-disturbance unit connected in parallel to output terminals of the sensing unit, and a second anti-disturbance unit connected in parallel to input terminals of the compensating unit.
Type:
Grant
Filed:
October 8, 2021
Date of Patent:
February 13, 2024
Assignees:
EM CORETECH CO., LTD., UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: A 3D spring array device includes: a fixed body having an internal space therein; a moving body positioned in a center of an x-y-z orthogonal coordinate system in the internal space, wherein the moving body is configured to be fastenable to the end effector of the mechanical impedance estimating robot; and a first spring, a second spring, a third spring, a fourth spring, a fifth spring, a sixth spring, a seventh spring, and an eighth spring and configured to connect the fixed body to the moving body in the internal space.
Type:
Grant
Filed:
February 11, 2020
Date of Patent:
February 13, 2024
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
Type:
Grant
Filed:
March 17, 2021
Date of Patent:
February 13, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Jae Phil Cho, Yeong Uk Son, Ji Young Ma, Nam Hyung Kim
Abstract: A dynamic hashing apparatus includes a processor configured to obtain a target segment based on at least a part of a key value of an insertion request, compute a hash value by applying a remapping function corresponding to the obtained target segment to an input value based on the key value, and update the remapping function by adjusting a slope of the remapping function in response to the key value not being insertable into a target bucket selected based on at least a part of the computed hash value from among buckets included by the target segment.
Type:
Application
Filed:
July 31, 2023
Publication date:
February 8, 2024
Applicant:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Young-ri Choi, Jin Yang, Hee Jin Yoon, Gyeongchan Yun, Sam H. Hoh
Abstract: A neural network device including an on-chip buffer memory that stores an input feature map of a first layer of a neural network, a computational circuit that receives the input feature map of the first layer through a single port of the on-chip buffer memory and performs a neural network operation on the input feature map of the first layer to output an output feature map of the first layer corresponding to the input feature map of the first layer, and a controller that transmits the output feature map of the first layer to the on-chip buffer memory through the single port to store the output feature map of the first layer and the input feature map of the first layer together in the on-chip buffer memory.
Type:
Application
Filed:
October 18, 2023
Publication date:
February 8, 2024
Applicants:
Samsung Electronics Co., Ltd., UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Hyeongseok YU, Hyeonuk SIM, Jongeun LEE
Abstract: There is provided a transparent semiconductor substrate and a method for manufacturing same includes a semiconductor substrate including a first surface and a second surface opposite to the first surface; and a through-hole penetrating the semiconductor substrate, wherein the through-hole includes an inclined portion inclined with respect to the first surface and second surface.
Type:
Grant
Filed:
June 14, 2019
Date of Patent:
February 6, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided are an ink composition for bioprinting and a hydrogel formed therefrom, wherein the ink composition: a monomer or macromer having a photocurable functional group; and acrylic hyperbranched polyglycerol (AHPG).
Type:
Grant
Filed:
March 11, 2020
Date of Patent:
February 6, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: The present invention relates to a polymer carbon nitride, a specific crystal form of the polymer carbon nitride, and a cosmetic composition, an ultraviolet ray-blocking composition, and an external use skin preparation composition, which include the polymer carbon nitride. The polymer carbon nitride according to one aspect of the present invention and a crystal form produced by a specific preparation example thereof can absorb both UVA and UVB, and thus can effectively protect the skin from ultraviolet rays while also being non-toxic and thus suitable for living bodies and lacking photoactivity. Therefore, the polymer carbon nitride and the crystal form can be utilized in a cosmetic composition, an ultraviolet ray-blocking composition and an external use skin preparation composition, which are applied to the living body.
Type:
Application
Filed:
December 6, 2021
Publication date:
January 25, 2024
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Ji Wook Jang, Jae Sung Lee, Woo Jin Byun
Abstract: The present invention relates to a manufacturing method for single crystalline metal foil including: thermally treating poly-crystalline metal foil positioned to be spaced apart from a base to manufacture single crystalline metal foil, and a single crystalline metal foil manufactured thereby. According to the present invention, single crystalline metal foil having a large area may be obtained by thermally treating the poly-crystalline metal foil under a condition at which stress applied to the poly-crystalline metal foil is minimized.
Type:
Grant
Filed:
June 22, 2021
Date of Patent:
January 23, 2024
Assignees:
INSTITUTE FOR BASIC SCIENCE, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Disclosed is a coating composition which includes: polyurethane; and amphiphilic nanoparticles having an amine functional group and a fluorine functional group in their structure. Further provided are a polyurethane-silica composite film including e coating composition and a method of preparing the same.
Type:
Grant
Filed:
March 7, 2022
Date of Patent:
January 16, 2024
Assignees:
Hyundai Motor Company, Kia Corporation, UNIST (Ulsan National Institute of Science and Technology)
Inventors:
Ho-Tak Jeon, Choon-soo Lee, Minsoo Kim, Hyunhyub Ko
Abstract: An antenna device includes: a first and a second conductive wire; a third and a fourth conductive wire which are disposed along a part of the boundary of a second area on a second plane parallel to and spaced apart from the first plane while being spaced apart from each other; a fifth and a sixth conductive wire which are disposed along a part of the boundary of a third area on a third plane parallel to and spaced apart from the second plane while being spaced apart from each other; connection parts connecting the second conductive wires.
Type:
Grant
Filed:
November 15, 2021
Date of Patent:
January 9, 2024
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: An embodiment of the present disclosure provides a method of producing a reduced graphene oxide, the method including arranging a carbon material; arranging a substrate adjacent to the arranged carbon material; heating the arranged carbon material to a temperature of about 600° C. or higher, and depositing the heated carbon material on the substrate to form a reduced graphene oxide thin film, wherein the arranged carbon material is solid seedlac.
Type:
Grant
Filed:
August 26, 2019
Date of Patent:
January 9, 2024
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: An electronic device includes a display panel including an antenna. The antenna includes a first antenna portion. A second antenna portion is spaced apart from the first antenna portion in a first direction. A plurality of intermediate antenna portions is disposed between the first antenna portion and the second antenna portion and is electrically connected to the first antenna portion and the second antenna portion. The first antenna portion includes a first pattern portion and a first line portion having a first width in a second direction crossing the first direction. The second antenna portion includes a second pattern portion and a second line portion having a second width in the second direction that is larger than the first width.
Type:
Grant
Filed:
May 20, 2021
Date of Patent:
January 2, 2024
Assignees:
SAMSUNG DISPLAY CO., LTD., UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Gangil Byun, Sangrock Yoon, Kiseo Kim, Donghyee Hwang
Abstract: The inventive concept relates to a three-dimensional crosslinker composition and a method of manufacturing an electronic device using the same. According to the inventive concept, the three-dimensional crosslinker composition may be represented by Formula 1 below.
Type:
Grant
Filed:
May 13, 2021
Date of Patent:
January 2, 2024
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)