Patents by Inventor Jun Hyuk Choi
Jun Hyuk 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).
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Publication number: 20230057300Abstract: Provided is a grill lighting device for a vehicle including a housing unit positioned on a vehicle body and having a shape whose one side is opened, a light source unit positioned on the housing unit and configured to emit light, a reflective unit provided in the housing unit and configured to reflect light emitted from the light source unit, and a screen unit positioned on the housing unit and configured to cover the opened portion of the housing unit and transmit the light reflected by the reflective unit to generate grill lighting.Type: ApplicationFiled: January 5, 2022Publication date: February 23, 2023Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Ban Suk CHOI, Seung Woo BAEK, Hyoung Jin CHOI, Jun Hyuk CHA
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Publication number: 20230046219Abstract: A light emitting display device includes a substrate, an organic layer, a conductor, an anode, and a pixel definition layer. The organic layer overlaps the substrate and has a connection opening. The conductor is positioned between the substrate and the organic layer. The anode is positioned on the organic layer and is partially positioned inside the connection opening. The pixel definition layer exposes an exposed portion of the anode. The organic layer has a halftone exposure portion and a neighboring portion. The halftone exposure portion overlaps the exposed portion of the anode and overlaps the conductor. The neighboring portion neighbors the halftone exposure portion. A face of the halftone exposure portion and a face of the neighboring portion are spaced from the substrate by a first distance and a second distance, respectively. A difference between the first distance and the second distance is 30 nm or less.Type: ApplicationFiled: January 26, 2022Publication date: February 16, 2023Inventors: Jun Hee LEE, Beohm Rock CHOI, Jun Hyuk WOO, Choong Youl IM, Seong Min CHO
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Publication number: 20230040783Abstract: The present disclosure relates to an apparatus and method for controlling an autonomous vehicle to allow an autonomous vehicle to safely pass through a road according to a driver's choice when the width of the road is narrow. The apparatus includes a sensor for acquiring information data of obstacles and vehicles in front of and on a side of a host vehicle, a signal processor for outputting data with respect to positions and media of obstacles and a determination signal representing presence or absence of a vehicle on a driving path, a controller for determining whether driving is possible by analyzing information acquired by the sensor and outputting a control signal corresponding to a selection signal of the driver, an interface for displaying an image processed by the signal processor, and an autonomous driving function unit for performing autonomous driving according to the control signal.Type: ApplicationFiled: July 1, 2022Publication date: February 9, 2023Applicants: Hyundai Motor Company, KIA CORPORATIONInventors: Jun Hyuk Choi, Sung Woo Hong, Nam Young Oh, Tae Sung Kim, Hwan Soo Moon
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Publication number: 20230023140Abstract: The present invention relates to a 6-6 bicyclic ring-containing compound derivative and use thereof. The compound according to the present invention acts as a PRMT5 inhibitor, and thus can be effectively used in the prevention or treatment of diseases caused by PRMT5.Type: ApplicationFiled: October 22, 2020Publication date: January 26, 2023Inventors: Yong Je SHIN, Jin Hee KIM, Jun LEE, Hyun Suk CHOI, Se Hyuk KIM, Eun Ji KANG, Sook Kyung PARK, Ho Youl LEE, Ho Yeon LEE
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Publication number: 20230007910Abstract: An apparatus for communicating a driving status of a vehicle may include: a surrounding environment detection unit configured to detect surrounding environment data of a vehicle; a driving status detection unit configured to detect the driving status of the vehicle; a communication lighting unit installed on the body of the vehicle; and a control unit configured to determine whether there is an object located within a designated distance around the vehicle and approaching the vehicle within a designated distance, on the basis of the surrounding environment data of the vehicle, and output information indicating the driving status of the vehicle through the communication lighting unit, when the determination result indicates that there is the corresponding object.Type: ApplicationFiled: April 6, 2022Publication date: January 12, 2023Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Ban Suk CHOI, Seung Woo BAEK, Hyoung Jin CHOI, Jun Hyuk CHA
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Patent number: 11552132Abstract: A display device includes a base substrate having a main area, a sub-area, and a bending area. The main area includes pixels that each include a thin film transistor having a semiconductor layer, a gate electrode, a source electrode and a drain electrode. The display device includes a first insulating layer, a first conductive layer and a second insulating layer. The bending area includes a bending organic layer in a bending open portion. A second conductive layer is disposed on the second insulating layer and includes a source connection electrode. An encapsulation layer covers a light emitting element disposed on the second conductive layer for each of the pixels. A touch layer and a color filter layer are disposed on the encapsulation layer. The color filter layer includes a plurality of first color patterns overlapping the source connection electrode in the bending area that are separated from each other.Type: GrantFiled: September 29, 2020Date of Patent: January 10, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeon Bum Lee, Beohm Rock Choi, Jun Hyuk Woo
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Publication number: 20220402902Abstract: The present disclosure relates to a compound derivative containing a 6-7 bicyclic ring and use thereof. The compound according to the present invention can be effectively used in the prevention or treatment of diseases caused by PRMT5 by acting as a PRMT5 inhibitor.Type: ApplicationFiled: July 19, 2021Publication date: December 22, 2022Inventors: Yong Je SHIN, Jin Hee KIM, Jun LEE, Sook Kyung PARK, Ho Yeon LEE, Hyun Suk CHOI, Se Hyuk KIM, Eun Ji KANG, Ho Youl LEE, Soo Yeon JUNG
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Patent number: 11525551Abstract: The present disclosure relates to a lighting device for a vehicle, including a housing unit positioned on a vehicle body and configured to have an opening, a light source unit positioned on the housing unit and configured to radiate light, a reflection unit provided in the housing unit and configured to reflect the light, radiated by the light source unit, by differently setting a reflection angle for each section, and a screen unit positioned on the housing unit and configured to cover the opening and implement grill lighting by transmitting the light reflected by the reflection unit.Type: GrantFiled: January 7, 2022Date of Patent: December 13, 2022Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Ban Suk Choi, Seung Woo Baek, Hyoung Jin Choi, Jun Hyuk Cha
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Patent number: 11519580Abstract: A lighting device for a vehicle may include: a housing mounted on a vehicle body; one or more light sources mounted in the housing, and configured to emit light; and a screen having 3D surfaces corresponding to the number of the light sources, and configured to generate a 3D lighting by transmitting the light emitted from the light sources.Type: GrantFiled: January 6, 2022Date of Patent: December 6, 2022Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Ban Suk Choi, Seung Woo Baek, Hyoung Jin Choi, Jun Hyuk Cha
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Patent number: 11512980Abstract: This application relates to an absolute position detection device and detection method of a rotating body. In one aspect, the device includes first row magnets coupled to a rotating body to rotate together and having n pole pairs, and second row magnets coupled to the rotating body to rotate together and having (n+1) pole pairs. The device also includes a first Hall sensor installed adjacent to the first row magnets and configured to detect a change in magnetism according to rotation of the first row magnets. The device further includes a second Hall sensor installed adjacent to the second row magnets and configured to detect a change in magnetism according to rotation of the second row magnets. The device further includes a controller configured to measure an absolute position of the rotating body using signals output from the first and second Hall sensors.Type: GrantFiled: December 29, 2020Date of Patent: November 29, 2022Assignee: Korea Electronics Technology InstituteInventors: Jun Hyuk Choi, Joon Sung Park, Jin Hong Kim, Byong Jo Hyon, Yong Su Noh, Dong Myoung Joo
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Patent number: 11473206Abstract: Provided are a photocatalyst, a method for preparing the same, and a water splitting apparatus including the same. Without using an additional device, a photoelectrode with improved current density may be obtained through visible light absorption using the upconversion.Type: GrantFiled: August 20, 2019Date of Patent: October 18, 2022Assignee: SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATIONInventors: Jun Hyuk Moon, Dong Ho Choi
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Patent number: 11427562Abstract: The present application provides a hetero-cyclic compound capable of significantly enhancing lifespan, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.Type: GrantFiled: July 6, 2017Date of Patent: August 30, 2022Assignee: LT MATERIALS CO., LTD.Inventors: Han-Kook Oh, Jun-Tae Mo, Yong-Geun Jung, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
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Patent number: 11401898Abstract: A method for manufacturing a waterproof felt duct may include (a) laminating a waterproof film on one side of a first nonwoven fabric and laminating a second nonwoven fabric on the waterproof film laminated on the first nonwoven fabric to form a laminated body; (b) forming a waterproof felt base material by thermally adhering the laminated body; (c) cutting the waterproof felt base material into a desired shape; (d) molding a duct while surrounding the waterproof felt base material cut into the desired shape around the external surface of a molding jig having a worm gear shape; (e) heat-treating the molded duct; (f) cooling the heat-treated duct; and (g) ejecting the cooled duct from the molding jig.Type: GrantFiled: October 17, 2019Date of Patent: August 2, 2022Assignees: Hyundai Motor Company, Kia Motors Corporation, HOAN CO., LTD.Inventors: Won-Seop Choi, Sung-Hyuk Yoon, Ju-Ho Han, Jun-Haeng Cho
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Publication number: 20220018685Abstract: This application relates to an absolute position detection device and detection method of a rotating body using a magnetic material. The device may include magnets coupled to a rotating body and configured to rotate together and having n pole pairs, wherein n is a natural number and (n+1) magnetic materials arranged adjacent to the magnets, spaced apart from each other by a predetermined interval, and configured to rotate together with the rotating body. The device may also include a first Hall sensor spaced apart from the magnets, installed to allow the magnetic materials to rotate in a space between the first Hall sensor and the magnets and configured to output a first signal based on the magnets when the magnetic materials approach the first Hall sensor. The device may further include a controller configured to measure an absolute position of the rotating body using the first signal.Type: ApplicationFiled: December 29, 2020Publication date: January 20, 2022Inventors: Jun Hyuk CHOI, Joon Sung PARK, Jin Hong KIM, Byong Jo HYON, Yong Su NOH, Dong Myoung JOO
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Publication number: 20220018684Abstract: This application relates to an absolute position detection device and detection method of a rotating body. In one aspect, the device includes first row magnets coupled to a rotating body to rotate together and having n pole pairs, and second row magnets coupled to the rotating body to rotate together and having (n+1) pole pairs. The device also includes a first Hall sensor installed adjacent to the first row magnets and configured to detect a change in magnetism according to rotation of the first row magnets. The device further includes a second Hall sensor installed adjacent to the second row magnets and configured to detect a change in magnetism according to rotation of the second row magnets. The device further includes a controller configured to measure an absolute position of the rotating body using signals output from the first and second Hall sensors.Type: ApplicationFiled: December 29, 2020Publication date: January 20, 2022Inventors: Jun Hyuk CHOI, Joon Sung PARK, Jin Hong KIM, Byong Jo HYON, Yong Su NOH, Dong Myoung JOO
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Publication number: 20220005139Abstract: The present disclosure relates to a diversified and connected freight allocation system and method, and more particularly, to a diversified and connected freight allocation system and method capable of reducing company's costs and improving resource utilization and efficiency. In an aspect of the present disclosure, a diversified and connected freight allocation system is provided. The system includes: a data input unit; a reference information database containing reference information; and a diversified and connected freight allocation calculation unit determining diversified and connected freight allocations based on the information received from the data input unit and the reference information database.Type: ApplicationFiled: September 22, 2021Publication date: January 6, 2022Inventors: Tae Hyun KIM, Jong In CHAE, Chang Yun CHUNG, Jun Hyuk CHOI, Seung Jin YOON, Jae Won KIM, Ok Kyung LIM, Wan Sik KIM, Eun Jeong YOO
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Publication number: 20210256646Abstract: The present disclosure relates to a diversified and connected freight allocation system and method, and more particularly, to a diversified and connected freight allocation system and method capable of reducing company's costs and improving resource utilization and efficiency. In an aspect of the present disclosure, a diversified and connected freight allocation system is provided. The system includes: a data input unit; a reference information database containing reference information; and a diversified and connected freight allocation calculation unit determining diversified and connected freight allocations based on the information received from the data input unit and the reference information database.Type: ApplicationFiled: December 30, 2020Publication date: August 19, 2021Inventors: Tae Hyun KIM, Jong In CHAE, Chang Yun CHUNG, Jun Hyuk CHOI, Seung Jin YOON, Jae Won KIM, Ok Kyung LIM, Wan Sik KIM, Eun Jeong YOO
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Publication number: 20210037819Abstract: Disclosed is an herbicidal composition containing: a pyrimidinedione-based compound as an active ingredient; and an efficacy enhancer. The herbicidal composition can increase biological effect expression characteristics of the pyrimidinedione-based composition as a contact herbicide, improve fast-acting property on monocot weeds as well as broadleaf weeds through enhanced spreading ability and penetrating power, and effectively control, at a low dose, even resistant weeds showing resistance to other herbicides. Furthermore, the herbicidal composition retains thermodynamic stability to increase storage stability, and can exhibit uniform and excellent efficacy at the time of chemical treatment through the uniform dispersion of the active ingredient.Type: ApplicationFiled: March 5, 2019Publication date: February 11, 2021Applicant: FARMHANNONG CO., LTD.Inventors: Jung Kook EOM, Jun Hyuk CHOI, Tae Hyun OH, Sung Hwan KIM, Yong Oh JANG, Tae Joon KIM
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Patent number: 10790750Abstract: The present disclosure provides an isolated DC-DC converter and a driving method thereof. The isolated DC-DC converter includes: a switching unit connected to terminals of a power supply, comprising three pairs of switches connected in parallel, and configured to switch on and off the three pairs of switches; a transformer unit comprising a first through third transformers, each having a primary winding connected to the switching unit and a secondary winding that are wound in a predetermined turns ratio and transforming a voltage applied to the primary winding according to the turns ratio; a post-processing unit connected to the secondary winding of each of the first through third transformers and configured to rectify and filter a voltage induced in the secondary winding to generate and output an output voltage; and a control unit connected to the switching unit and configured to control switching operation of the switching unit by providing the switching unit with carriers and reference voltages.Type: GrantFiled: August 30, 2018Date of Patent: September 29, 2020Assignee: Korea Electronics Technology InstituteInventors: Jin-Hong Kim, Joon-Sung Park, Jun-Hyuk Choi, Byong-Jo Hyon, Yong-Su Noh
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Publication number: 20190068060Abstract: The present disclosure provides an isolated DC-DC converter and a driving method thereof. The isolated DC-DC converter includes: a switching unit connected to terminals of a power supply, comprising three pairs of switches connected in parallel, and configured to switch on and off the three pairs of switches; a transformer unit comprising a first through third transformers, each having a primary winding connected to the switching unit and a secondary winding that are wound in a predetermined turns ratio and transforming a voltage applied to the primary winding according to the turns ratio; a post-processing unit connected to the secondary winding of each of the first through third transformers and configured to rectify and filter a voltage induced in the secondary winding to generate and output an output voltage; and a control unit connected to the switching unit and configured to control switching operation of the switching unit by providing the switching unit with carriers and reference voltages.Type: ApplicationFiled: August 30, 2018Publication date: February 28, 2019Applicant: Korea Electronics Technology InstituteInventors: Jin-Hong KIM, Joon-Sung PARK, Jun-Hyuk CHOI, Byong-Jo HYON