Patents by Inventor Jae Yeon Choi
Jae Yeon Choi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11969397Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.Type: GrantFiled: November 7, 2019Date of Patent: April 30, 2024Assignee: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Mi-La Cho, Dong-Yun Shin, Jong-Young Choi, Chul-Woo Yang, Sung-Hwan Park, Seon-Yeong Lee, Min-Jung Park, Joo-Yeon Jhun, Se-Young Kim, Hyeon-Beom Seo, Jae-Yoon Ryu, Keun-Hyung Cho
-
Publication number: 20240116032Abstract: The catalyst for methane reformation according to an exemplary embodiment of the present application consists of a porous metal support; and a perovskite-based catalyst component supported on the porous metal support and represented by Chemical Formula 1: Sr1-xAxTi1-yByO3-???[Chemical Formula 1] wherein all the variables are described herein.Type: ApplicationFiled: July 27, 2022Publication date: April 11, 2024Applicant: LG Chem, Ltd.Inventors: Suji Kim, Jun Yeon Cho, Jun Seon Choi, Jae Soon Choi, Sangjin Kim, Sojin Kim
-
Patent number: 11949881Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: GrantFiled: April 1, 2021Date of Patent: April 2, 2024Assignees: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon Jeong, Hae-Chul Choi, Jeong-Il Seo, Seung-Kwon Beack, In-Seon Jang, Jae-Gon Kim, Kyung-Ae Moon, Dae-Young Jang, Jin-Woo Hong, Jin-Woong Kim, Yung-Lyul Lee, Dong-Gyu Sim, Seoung-Jun Oh, Chang-Beom Ahn, Dae-Yeon Kim, Dong-Kyun Kim
-
Publication number: 20240100508Abstract: The catalyst for methane reformation according to an exemplary embodiment of the present application comprises: a porous metal support; perovskite-based catalyst particles supported on the porous metal support; and a perovskite-based binder supported on the porous metal support, and the perovskite-based catalyst particles and the perovskite-based binder each independently comprise the compound represented by Chemical Formula 1: Sr1-xAxTi1-yByO3-???[Chemical Formula 1] wherein all the variables are described herein.Type: ApplicationFiled: July 27, 2022Publication date: March 28, 2024Applicant: LG Chem, Ltd.Inventors: Sojin Kim, Sangjin Kim, Suji Kim, Jun Yeon Cho, Jae Soon Choi, Jun Seon Choi
-
Publication number: 20240092141Abstract: An air conditioning device for a vehicle includes: a housing having an inside divided into an inflow space, a heat exchange space, and an outflow space, which are straightly arranged, and having a plurality of discharge ports, which communicates with an interior, at the inflow space; a blowing unit disposed at the inflow space of the housing and configured to blow air; a heat exchange unit disposed at the heat exchange space of the housing and configured to adjust a temperature of conditioned air by exchanging heat with air; and an opening-closing door disposed at the outflow space of the housing and configured to open and close the plurality of discharge ports such that conditioned air at an adjusted temperature selectively flows to the plurality of discharge ports. The air conditioning device adjusts the temperature of conditioned air for respective modes and reduces a flow resistance of air.Type: ApplicationFiled: March 8, 2023Publication date: March 21, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.Inventors: Kwang Ok Han, Young Tae Song, Yong Chul Kim, Gee Young Shin, Su Yeon Kang, Jae Sik Choi, Dae Hee Lee, Byeong Moo Jang, Ung Hwi Kim, Jae Won Cha, Won Jun Joung, Byung Guk An
-
Publication number: 20240090278Abstract: The disclosure relates to a display device including an oxide semiconductor pattern. The disclosure provides a driving thin film transistor and a switching thin film transistor using an oxide semiconductor pattern as an active layer. Each of the driving thin film transistor and the switching thin film transistor includes a light shielding pattern. The light shielding pattern includes a semiconductor material layer doped with P-type impurity ions. By virtue of the light shielding pattern including the semiconductor material layer, each of the driving thin film transistor and the switching thin film transistor exhibits an increase in threshold voltage and, as such, freedom of circuit design is secured.Type: ApplicationFiled: August 28, 2023Publication date: March 14, 2024Inventors: Sung Ju Choi, Jae Yoon Park, Jung Seok Seo, Seo Yeon Im, Jin Won Jung
-
Publication number: 20240085469Abstract: A transmitting and receiving circuit may include a first CMOS inverter configured to receive a first power supply signal and a first input signal. The transmitting and receiving circuit may include a first calculation amplifier including a non-inverted input terminal connected to an output terminal of the first CMOS inverter, and a first resistor connected between the output terminal of the first calculation amplifier and a first node. The output terminal of the first calculation amplifier and an inverted input terminal of the first calculation amplifier may be connected to each other. A first output signal may have a level smaller than that of the first input signal and may be output to the first node.Type: ApplicationFiled: September 11, 2023Publication date: March 14, 2024Inventors: Seong Kwan LEE, Min Ho KANG, Hyung-Sun RYU, Cheol Min PARK, Jun Yeon WON, Jae Moo CHOI
-
Publication number: 20240075903Abstract: A vehicle digital key system according to an embodiment of the present invention comprises: a first communication module for broadcasting a first signal at a predetermined time interval, calculating, when a second signal corresponding to the first signal is received from a key fob, a distance to the key fob on the basis of the second signal, and switching, when the calculated distance is within a preconfigured first threshold, a second communication module from a sleep mode to a wakeup mode; a second communication module for switching a plurality of third communication modules from a sleep mode to a wakeup mode, and calculating a position of the key fob by using at least three third communication modules among the plurality of third communication modules; and a control unit for unlocking the door lock of a vehicle on the basis of the position of the key fob.Type: ApplicationFiled: February 9, 2022Publication date: March 7, 2024Inventor: Jae Yeon CHOI
-
Publication number: 20240072064Abstract: The disclosure provides an array substrate of a thin film transistor including an oxide semiconductor pattern, and a display device using the same. The thin film transistor array substrate includes a substrate including an active area and a non-active area disposed around the active area, and a first thin film transistor disposed on the substrate. The first thin film transistor includes a first oxide semiconductor pattern disposed on the substrate, a first gate electrode disposed under the first oxide semiconductor pattern while overlapping with the first oxide semiconductor pattern, a first source electrode and a first drain electrode disposed on the first oxide semiconductor pattern and connected to the first oxide semiconductor pattern, and a first light shielding pattern disposed over the first oxide semiconductor pattern and electrically connected to one of the first source electrode and the first drain electrode while overlapping with the first oxide semiconductor pattern.Type: ApplicationFiled: August 4, 2023Publication date: February 29, 2024Applicant: LG Display Co., Ltd.Inventors: Sung Ju CHOI, Jung Seok SEO, Jae Yoon PARK, Seo Yeon IM, Jin Won JUNG
-
Publication number: 20240068091Abstract: Disclosed is a method of forming an area-selective thin film, the method comprising supplying a nuclear growth retardant to the inside of the chamber in which the substrate is placed, so that the nuclear growth retardant is adsorbed to a non-growth region of the substrate; purging the interior of the chamber; supplying a precursor to the inside of the chamber, so that the precursor is adsorbed to a growth region of the substrate; purging the interior of the chamber; and supplying a reaction material to the inside of the chamber, so that the reaction material reacts with the adsorbed precursor to form the thin film.Type: ApplicationFiled: January 5, 2022Publication date: February 29, 2024Applicant: EGTM Co., Ltd.Inventors: Jae Min KIM, Ha Na KIM, Woong Jin CHOI, Ji Yeon HAN, Ju Hwan JEONG, Hyeon Sik CHO
-
Publication number: 20240074235Abstract: A display apparatus is provided. The display apparatus may include a light-emitting device and a pixel driving circuit electrically connected to the light-emitting device. The pixel driving circuit may supply a driving current corresponding to a data signal to the light-emitting device according to a gate signal. For example, the pixel driving circuit may include at least one thin film transistor. The thin film transistor may include an active pattern comprising an oxide semiconductor. A source region of the active pattern overlaps a source semiconductor pattern, and a drain region of the active pattern overlaps a drain semiconductor pattern. The source semiconductor pattern and the drain semiconductor pattern may include n-type impurities. A channel region of the active pattern may be outside the source semiconductor pattern and the drain semiconductor pattern. Thus, in the display apparatus, reliability of the pixel driving circuit may be improved.Type: ApplicationFiled: June 30, 2023Publication date: February 29, 2024Inventors: Sung Ju Choi, Jae Yoon Park, Jung Seok Seo, Seo Yeon Im, Jin Won Jung
-
Publication number: 20240067808Abstract: An aqueous dispersion composition according embodiments of the present invention includes an ethylene-carboxylic acid copolymer, an anti-blocking agent including a polymer wax included in a content of 5 wt % or more based on a weight of the ethylene-carboxylic acid copolymer, and an aqueous dispersion medium. A peak area corresponding to a melting point of 80° C. or less in a differential scanning calorimetry (DSC) graph is 50% or more. Blocking phenomenon is suppressed using the anti-blocking agent while achieving desired heat seal properties.Type: ApplicationFiled: September 29, 2020Publication date: February 29, 2024Inventors: Jae Eun Lee, Ji Sun Choi, Doh Yeon Park, Hai Jin Shin
-
Patent number: 11814985Abstract: Disclosed herein are a grooved turbine blade, and a turbine and a gas turbine including the same. According to the disclosure, since a groove part is formed on a root member to disperse torsional stress, it is possible to improve durability of a rotor disk to which the turbine blade is assembled.Type: GrantFiled: September 14, 2022Date of Patent: November 14, 2023Assignee: DOOSAN ENERBILITY CO., LTD.Inventors: Jin Woo Song, Jin Ho Bae, Ki Baek Kim, Sung Chul Jung, Jae Yeon Choi
-
Publication number: 20230167744Abstract: Disclosed herein are a grooved turbine blade, and a turbine and a gas turbine including the same. According to the disclosure, since a groove part is formed on a root member to disperse torsional stress, it is possible to improve durability of a rotor disk to which the turbine blade is assembled.Type: ApplicationFiled: September 14, 2022Publication date: June 1, 2023Inventors: Jin Woo SONG, Jin Ho Bae, Ki Baek Kim, Sung Chul Jung, Jae Yeon Choi
-
Patent number: 11591923Abstract: Disclosed herein are a ring segment having an air pouch and a first cooling hole formed therein, and a turbine including the same. The air pouch and the first cooling hole are formed in a shield wall, thereby achieving an improvement in cooling performance as well as simplification of production process.Type: GrantFiled: September 25, 2022Date of Patent: February 28, 2023Assignee: DOOSAN ENERBILITY CO., LTD.Inventors: Young Gi Mun, Ha Neul Kim, Jae Yeon Choi
-
Publication number: 20220091982Abstract: A battery management apparatus according to an embodiment of the present disclosure includes a processor including a plurality of cores respectively provided with a cache memory and configured to set a core storing a record-target data in the cache memory thereof among the plurality of cores as a main core and set a core other than the main core among the plurality of cores as a sub core; and a main memory configured to store the record-target data by the main core, wherein the main core is configured to block an authority of the sub core to access the main memory while the record-target data is being recorded in the main memory, and endow an authority to access the main memory to the sub core after the record-target data is recorded in the main memory.Type: ApplicationFiled: September 17, 2020Publication date: March 24, 2022Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae-Yeon CHOI, Jong-Shik BAEK
-
Patent number: 11053850Abstract: A gas turbine includes a turbine blade including a leading edge, a trailing edge, and a plurality of partition walls defining a cooling passage for passing cooling air inside the turbine blade, a first partition wall of the plurality of partition walls facing the leading edge; and an injection nozzle disposed in the first partition wall to cool an inner surface of the leading edge. The injection nozzle includes a nozzle protrusion protruding from the first partition wall toward the leading edge and surrounding an injection hole formed in the first partition wall. Thus, a flow direction of cooling fluid to be supplied to the leading edge can be guided, and deformation and damage to turbine blade components can be prevented.Type: GrantFiled: August 30, 2018Date of Patent: July 6, 2021Inventor: Jae Yeon Choi
-
Publication number: 20200025382Abstract: A gas turbine includes a turbine blade including a leading edge, a trailing edge, and a plurality of partition walls defining a cooling passage for passing cooling air inside the turbine blade, a first partition wall of the plurality of partition walls facing the leading edge; and an injection nozzle disposed in the first partition wall to cool an inner surface of the leading edge. The injection nozzle includes a nozzle protrusion protruding from the first partition wall toward the leading edge and surrounding an injection hole formed in the first partition wall. Thus, a flow direction of cooling fluid to be supplied to the leading edge can be guided, and deformation and damage to turbine blade components can be prevented.Type: ApplicationFiled: August 30, 2018Publication date: January 23, 2020Inventor: Jae Yeon Choi
-
Patent number: 10132446Abstract: The present invention is related to a reinforcing member for a membrane for improving the pressure-withstanding property of the membrane having corrugations, and a membrane assembly having the reinforcing member and a method of constructing the membrane assembly. By providing a reinforcing member for a membrane having corrugations and installed in an insulating structural member of an LNG cargo, the present invention can prevent the collapse of the corrugation and attenuate shocks against a same load without increasing the facial rigidity of the corrugation, and improve the insulating property by forming an additional insulating layer.Type: GrantFiled: October 27, 2016Date of Patent: November 20, 2018Assignee: SAMSUNG HEAVY IND. CO., LTDInventors: Ki-Hun Joh, Sang-Eon Chun, Chang-Seon Bang, Dai-Gil Lee, Byung-Chul Kim, Bu-Gi Kim, Jin-Gyu Kim, Soon-Ho Yoon, San-Wook Park, Kwan-Ho Lee, Seong-Su Kim, Byoung-Jung Kim, Po-Chul Kim, Ha-Na Yu, Yong-Suk Suh, Sang-Min Han, Jong-Won Yoon, Jae-Yeon Choi, Hee-Jin Son
-
Publication number: 20170108169Abstract: The present invention is related to a reinforcing member for a membrane for improving the pressure-withstanding property of the membrane having corrugations, and a membrane assembly having the reinforcing member and a method of constructing the membrane assembly. By providing a reinforcing member for a membrane having corrugations and installed in an insulating structural member of an LNG cargo, the present invention can prevent the collapse of the corrugation and attenuate shocks against a same load without increasing the facial rigidity of the corrugation, and improve the insulating property by forming an additional insulating layer.Type: ApplicationFiled: October 27, 2016Publication date: April 20, 2017Inventors: Ki-Hun JOH, Sang-Eon CHUN, Chang-Seon BANG, Dai-Gil LEE, Byung-Chul KIM, Bu-Gi KIM, Jin-Gyu KIM, Soon-Ho YOON, San-Wook PARK, Kwan-Ho LEE, Seong-Su KIM, Byoung-Jung KIM, Po-Chul KIM, Ha-Na YU, Yong-Suk SUH, Sang-Min HAN, Jong-Won YOON, Jae-Yeon CHOI, Hee-Jin SON