Patents Assigned to Pusan National University
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Publication number: 20250084204Abstract: A polymer having a UV-responsive self-healing function at room temperature and its manufacturing method are disclosed herein. More specifically, the solid dynamic crosslinked polymer with a UV-responsive self-healing function is capable of being repaired and reprocessed through a dynamic exchange reaction of disulfide induced under exposure to UV radiation at ambient temperature when damaged after curing. The novel polymer with a UV-responsive self-healing function is capable of self-healing simply through UV exposure at ambient temperature. Therefore, it can be utilized in the recycling of thermosetting resins that are environmentally challenging to recycle in the plastic industry, and furthermore, serve as an alternative to address various environmental issues.Type: ApplicationFiled: March 20, 2024Publication date: March 13, 2025Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Chae Bin KIM, Yeomyung Yoon, Dupyo Jeon, Gyeong Hwan Choi
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Publication number: 20250088910Abstract: A method and an apparatus for optimizing communication of mobile base stations are provided. The method responds to an optimization problem of maximizing a sum rate of transmission and generates a QUBO model capable of quantum computing to rapidly enable optimal resource allocation through quantum annealing.Type: ApplicationFiled: November 28, 2023Publication date: March 13, 2025Applicant: Pusan National University Industry-University Cooperation FoundationInventors: Won Joo HWANG, Seon Guen JEONG
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Publication number: 20250066285Abstract: A novel diamine compound and a low dielectric constant polyimide film based thereon are disclosed.Type: ApplicationFiled: July 19, 2024Publication date: February 27, 2025Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Chang Sik HA, Siva Gangi Reddy NAGELLA, Ji Yun HAN
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Patent number: 12235243Abstract: A cover unit includes: a body to which an ultrasound generator adapted to generate ultrasound is coupled; first slits disposed at a lower portion of the body in the form of multiple rings having different radii and spaced apart from each other, the first slits having a first width; second slits depressed from an upper surface of the body to communicate with the first slits and having a second width smaller than the first width; third slits depressed from the upper surface of the body and each disposed between adjacent second slits, the third slits having a third width smaller than the first width; a bottom formed under the first slits; a first sidewall formed between adjacent first slits; and a second sidewall formed between the second slit and the third slit.Type: GrantFiled: May 11, 2022Date of Patent: February 25, 2025Assignees: CENTER FOR ADVANCED META-MATERIALS, PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Jun Hyuk Kwak, Kyung Jun Song, Jong Jin Park, Hak Joo Lee
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Publication number: 20250046213Abstract: A bronchoscopy simulator includes: a main body part which is formed to be similar to the bronchial tree of the human body; and a bleeding producing part which is provided on the main body part to create a situation where bleeding occurs bronchial tree inside the main body part, thereby enabling practice of a response process for bleeding situations occurring during bronchoscopy. A control method for the bronchoscope simulator, includes: a bleeding occurrence step in which bleeding occurs inside a main body part by a bleeding simulation part; and a bleeding stop step, after hemostasis responding to the bleeding is performed, in which the bleeding is stopped by the bleeding simulation part.Type: ApplicationFiled: January 11, 2024Publication date: February 6, 2025Applicants: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, PUSAN NATIONAL UNIVERSITY HOSPITALInventors: Hee Yun SEOL, Seo rin KIM, Seok Young AHN, Hwan Yi JOO, Joon Ho MOON, Jae Young KIM, Moon Chae KIM
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Publication number: 20250046214Abstract: A manufacturing method of a bronchoscopy simulator, includes: a base part printing step in which a base part is printed by a 3D printer; a plastic dipping step in which plastic dipping is applied to the outside of the base part; a through-hole forming step in which a through-hole is formed in the base part; and a liquid passing step in which liquid passes through the through-hole to melt away only the base part while leaving the plastic dipping intact.Type: ApplicationFiled: January 11, 2024Publication date: February 6, 2025Applicants: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, PUSAN NATIONAL UNIVERSITY HOSPITALInventors: Hee Yun SEOL, Seo rin Kim, Seok Young Ahn, Hwan Yi Joo, Joon Ho Moon, Jae Young Kim, Moon Chae Kim
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Patent number: 12209988Abstract: 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: GrantFiled: December 30, 2021Date of Patent: January 28, 2025Assignees: Electronics and Telecommunications Research Institute, Pusan National University Industry-University CooperationInventors: Hyung Ju Park, A Hyeon Ma, Ki Min Nam, Dae-Sik Lee
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Patent number: 12180578Abstract: There is provided an RF sputtering apparatus for controlling an atomic layer of a thin film. The RF sputtering apparatus includes: a sputtering main body including a substrate, a target facing the substrate, and a chamber for performing a sputtering process to deposit the target on the substrate; a power supply unit connected to the target of the sputtering main body via a network to apply RF power; a roughing pump unit for forming vacuum inside the chamber of the sputtering main body; and a gas supply unit for supplying reaction gas to the inside of the chamber. A power cable for supplying a power source to the power supply unit is formed with a single crystal copper wire.Type: GrantFiled: August 31, 2021Date of Patent: December 31, 2024Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Se Young Jeong, You Sil Lee, Su Jae Kim, Sang Eon Park, Mi Yeon Cheon
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Publication number: 20240420930Abstract: A substrate processing apparatus according to an embodiment includes: a chamber providing a processing space; a support member disposed in the processing space and configured to support a substrate during a process treatment; an antenna providing energy for plasma excitation into the processing space; and an inner electromagnet disposed outside the processing space.Type: ApplicationFiled: January 17, 2024Publication date: December 19, 2024Applicant: Pusan National University Industry-University Cooperation FoundationInventors: Changho Kim, Ho-Jun Lee, Kyung-Sun Kim, Sang-Woo Kim, Donghyeon Na, Seungbo Shim, Sung-Hyeon Jung
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Patent number: 12161465Abstract: Disclosed is a biosensor. The biosensor comprises: an electrode; and a polymer structure disposed on the electrode and formed of poly-5,2?:5?,2?-terthiophene-3?-carboxylic acid (pTTCA), wherein an enzyme is present in a state of covalently binding with pTTCA inside the polymer structure.Type: GrantFiled: December 29, 2016Date of Patent: December 10, 2024Assignees: Samsung Electronics Co., Ltd., INSTITUTE FOR RESEARCH & INDUSTRY COOPERATION, PUSAN NATIONAL UNIVERSITYInventors: Kwang-bok Kim, Yoon-Bo Shim, Han-gyol Park, Youn-joo Song, Seong-je Cho, Chul-ho Cho, Dong-Min Kim
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Patent number: 12158376Abstract: Disclosed is a temperature measurement system including: a light source unit for receiving excitation light; a target material on which the temperature-sensitive film is attached in order to emit the received excitation light into emission light; a phosphorescence detector for extracting the emission light into a phosphorescence decay signal; and a temperature extraction unit for extracting temperature of the target material using the phosphorescence decay signal.Type: GrantFiled: March 18, 2021Date of Patent: December 3, 2024Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Kyung Chun Kim, Chang Sik Ha, Tao Cai, Yongzhu Yan
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Publication number: 20240385047Abstract: Provided are a compound, an infrared sensor, a combination sensor, and an electronic device. The compound is represented by Chemical Formula 1. The infrared sensor includes a first electrode and a second electrode facing each other, and an infrared photoelectric conversion layer between the first electrode and the second electrode, wherein the infrared photoelectric conversion layer includes the compound represented by Chemical Formula 1. In Chemical Formula 1, the definition of each substituent is as described in the detailed description.Type: ApplicationFiled: May 8, 2024Publication date: November 21, 2024Applicants: Samsung Electronics Co., Ltd., PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Sang Ho PARK, Sangdong KIM, Balamurugan GOPAL, Rae Sung KIM, Se Jeong PARK, Insun PARK, Jongseung PARK, Dong-Seok LEEM, Jae Woong JANG
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Publication number: 20240372102Abstract: There is provided a binder for a secondary battery anode, in which double-bond functional groups are selectively formed in a fluorine-based polymer by using an organic catalyst, and a cross-linked structure can be formed by the double bonds through only an electrode drying process without the introduction of a heterogeneous additive.Type: ApplicationFiled: August 23, 2022Publication date: November 7, 2024Applicants: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Jin Hong LEE, Seung Geol LEE, Kie Yong CHO, In Hye CHOI, Eun Ji KIM, Hyeok Jun SEO, Yong Hun LEE, Ho Jin JUNG, Young Je KWON, Jae Won PARK, Seon Gyeong KANG
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Patent number: 12131493Abstract: Disclosed is an apparatus for generating a depth map using a monocular image. The apparatus includes: a deep convolution neural network (DCNN) optimized based on an encoder and decoder architecture. The encoder extracts one or more features from the monocular image according to the number of provided feature layers, and the decoder calculates displacements of mismatched pixels from the features extracted from different feature layers, and generates the depth map for the monocular image.Type: GrantFiled: June 4, 2021Date of Patent: October 29, 2024Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventor: Won Joo Hwang
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Publication number: 20240352199Abstract: The present invention provides a method for preparing a swellable polymer to which an object is fixed. The preparation method of the present invention comprises a step of absorbing a solution of an object, which is dissolved or dispersed in a solvent with affinity for a swellable polymer, into a dried swellable polymer comprising a linker having a functional group that can bind to the object. Unlike a conventional preparation method in which an object is fixed before a swellable polymer is cross-linked, a method using a swellable polymer so as to fix an object after a polymer is cross-linked is used, and thus an object can be more rapidly fixed with efficiency higher than that of a conventional technique.Type: ApplicationFiled: August 19, 2022Publication date: October 24, 2024Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Seung Yun YANG, Sodam KIM, Jian LEE, Se Min KIM
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Patent number: 12116436Abstract: Disclosed are a polymeric dispersant capable of hybridizing nano-metal and nano-carbon, a polymeric dispersant being composed of a monomer capable of undergoing radical polymerization while having a disulfide functional group, 2-(dimethylamino)ethyl methacrylate, and an aromatic monomer having at least one unsaturated group, a method for preparing thereof, and a method of manufacturing a hybrid film using the polymeric dispersant.Type: GrantFiled: December 30, 2019Date of Patent: October 15, 2024Assignees: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, KONGJU NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITYInventors: Jong Hun Han, Hyun Jong Paik, Long Hai Piao, Min Ho Kwon, Han Young Kim
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Real-time prediction program for change in occupants in large exhibition hall based on deep learning
Patent number: 12112262Abstract: Disclosed are a method and apparatus for predicting a change in the occupants within a large exhibition hall in real time based on deep learning. A proposed method of predicting a change in the number of occupants within a space in real time includes dividing, into zones, a space where a number of occupants is to be predicted and pre-processing data related to a number of occupants within the space collected through simulations, generating the pre-processed data in a form of time-series data for deep learning, training a deep learning model for predicting a number of occupants in each divided zone using the generated time-series data, and predicting the number of occupants within the space by inputting, to the trained model, the data related to a number of occupants within the space collected in real time through socket communication with a server.Type: GrantFiled: November 9, 2020Date of Patent: October 8, 2024Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY—UNIVERSITY COOPERATION FOUNDATIONInventors: Giltae Song, Seonghyeon Kim -
Patent number: 12102985Abstract: A hollow mesoporous organic silica nano/microparticle having metal particles deposited thereon, and a method for preparing the same. The method may prepare a spherical nanoparticle by coating a porous organic silica layer on an inorganic silica particle having the metal particles deposited thereon and via selective etching of the layer. In addition, two or more types of metals pre-synthesized together with a magnetic particle, or different shapes of metals may be deposited on the nanoparticle at a target concentration. Thus, the nano/microparticle may be used for a drug delivery matrix, a catalyst, and a photothermal effect.Type: GrantFiled: February 21, 2020Date of Patent: October 1, 2024Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY UNIVERSITY COOPERATION FOUNDATIONInventors: Jae Hyuk Kim, Hak Lae Lee
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Publication number: 20240315765Abstract: This disclosure is related to methods, devices, assemblies, and system for transbronchial ablation of a lung tumor. Aspects of the disclosure are included as follows. A radiofrequency (RF) ablation catheter which is configured to heat a passageway filled with a liquid metal, the ablation catheter comprises a flexible shaft having a proximal end and a distal end, the flexible shaft having a fluid channel configured to instill the liquid metal into the passageway. The ablation catheter further comprises an inflatable balloon mounted on the flexible shaft wherein a portion of the flexible shaft that is distal to the balloon is defined as a distal segment of the flexible shaft, the balloon configured to obstruct the passageway. The ablation catheter comprises an RF conductor located on the distal segment configured for connecting RF energy to the liquid metal thereby heating the passageway.Type: ApplicationFiled: December 2, 2022Publication date: September 26, 2024Applicants: INSTITUTE FOR RESEARCH & INDUSTRY COOPERATION, PUSAN NATIONAL UNIVERSITY, TAU MEDICAL INC., TAU MEDICAL INC.Inventor: JUNE-HONG KIM
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Patent number: 12101984Abstract: A display device includes: a display panel including a sensor area and a display area, where the display panel includes an upper surface and a lower surface opposite to the upper surface; and a discoloration sensor layer overlapping the sensor area, where discoloration sensor layer is disposed on one of the upper surface of the display panel and the lower surface of the display panel, and discolored when exposed to a target material. A first through portion is defined through the display panel from the upper surface to the lower surface of the display panel, and the discoloration sensor layer overlaps the first through portion.Type: GrantFiled: December 8, 2021Date of Patent: September 24, 2024Assignees: SAMSUNG DISPLAY CO., LTD., PUSAN NATIONAL UNIVERSITY INDUSTRY UNIVERSITY COOPERATION FOUNDATIONInventors: Hosik Shin, Jinwoo Oh, Eunjung Choi, Jaemin Shin, Jiwon Lee, Jangyeol Yoon