Patents by Inventor Kwanhee Lee
Kwanhee Lee 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).
-
Publication number: 20240154085Abstract: An electrode coating die includes a slurry discharge part configured to discharge an active material slurry onto a current collector; and a dam liquid discharge part provided on at least one side of the slurry discharge part and configured to discharge a dam liquid to form a dam layer covering at least a portion of an inclined surface portion provided at an edge portion of an active material slurry layer coated with an active material slurry discharged from the slurry discharge part, and an electrode coating apparatus including the same. Further, the present invention provides a method of manufacturing an electrode, the method including: a preparing operation of preparing an active material slurry including an active material, a conductive material, and a solvent; and a coating operation of applying the active material slurry on a current collector.Type: ApplicationFiled: April 22, 2022Publication date: May 9, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Sue Jin KIM, Duk Hyun RYU, Kwanhee LEE, Jinsu JANG, Yunju LEE, Geunho PARK, Sangjin PARK
-
Publication number: 20240147755Abstract: An organic electroluminescence display device includes: a substrate; a first electrode including a first sub-electrode and a second sub-electrode spaced apart from each other and on the substrate; a first light emitting unit on the first electrode; a charge generation unit on the first light emitting unit; a second light emitting unit on the charge generation unit; and a second electrode on the second light emitting unit, wherein the first light emitting unit comprises a first light emitting layer correspondingly on the first sub-electrode; and a second light emitting layer correspondingly on the second sub-electrode, wherein the second light emitting unit comprises a third light emitting layer correspondingly on the first light emitting layer; and a fourth light emitting layer correspondingly on the second light emitting layer.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Inventors: Jungjin YANG, Myunghwan KIM, Seohyun KIM, Ji-young KIM, Jinwoo PARK, Wonjun SONG, Taewoong YOO, Soojung YOUN, Kwanhee LEE, Seokjae LEE
-
Patent number: 11963395Abstract: An electronic apparatus includes: an electronic module; a display panel disposed on the electronic module and including a first display region and a second display region adjacent to the first display region, the second display region overlapping the electronic module; and a polarization plate disposed on the display panel and including a first polarization region overlapping the first display region and a second polarization region including a polarization part and a non-polarization part having higher light transmittance than the polarization part, the non-polarization part overlapping the second display region.Type: GrantFiled: April 28, 2021Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Young Seo Choi, Sungchul Kim, Kwanhee Lee
-
Patent number: 11957043Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer disposed between the first electrode and the second electrode and including an emission layer patterned into a red emission layer and a green emission layer for a corresponding sub-pixel, wherein the red emission layer includes a red dopant having a horizontal dipole moment, and the green emission layer comprises a green dopant having a horizontal dipole moment, and the horizontal dipole moment of the green dopant is greater than the horizontal dipole moment of the red dopant.Type: GrantFiled: November 16, 2020Date of Patent: April 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jinsook Bang, Donghoon Kim, Sanghoon Yim, Jinyoung Choi, Eunjeong Hong, Kwanhee Lee
-
Patent number: 11934853Abstract: Various embodiments of the present invention relate to a method for managing a memory in a Java execution environment, and an electronic device for performing same, and an electronic device may comprise a processor and a memory electrically connected to the processor, wherein: the memory is configured to store multiple Java application programs, and stores instructions that, when executed, cause the processor to execute a virtual machine configured to execute at least one Java application stored in the memory; and when generation of an object is detected during execution of the Java application, the virtual machine executed by the processor generates a reference for the generated object, identifies an application, which has generated the object by a threshold or more, on the basis of the generated reference, and provides information on the identified application to the processor. Other embodiments may also be possible.Type: GrantFiled: April 25, 2019Date of Patent: March 19, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Kyungseok Lee, Jingu Kang, Kihun Heo, Hyojong Kim, Hakryoul Kim, Hyunjoon Kim, Donggyu Ahn, Haewook Lee, Kwanhee Jeong, Mooyoung Kim, Minjung Kim
-
Patent number: 11930658Abstract: A display apparatus includes a substrate including a main display area and a component area. The component area includes an auxiliary display area and a transmission area. Main display elements are disposed in the main display area. Auxiliary display elements are disposed in the component area. A thin-film encapsulation layer covers the main display elements and the auxiliary display elements. An optical functional layer is disposed on the thin-film encapsulation layer and includes a polarization layer. The polarization layer includes a first portion disposed in the transmission area and a second portion disposed in the main display area and the auxiliary display area.Type: GrantFiled: May 26, 2021Date of Patent: March 12, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Youngki Chai, Seonggeun Won, Kwanhee Lee, Youngji Kim, Yiseul Um, Younghoon Lee, Youngseo Choi
-
Publication number: 20240079633Abstract: An electrode assembly includes an anode; a cathode; and a separator between the anode and the cathode rolled together. The anode includes an anode current collector and an anode active material portion applied onto the anode current collector, and the cathode includes a cathode current collector and a cathode active material portion applied onto the cathode current collector. An anode uncoated portion of the anode current collector at which the anode active material is not applied extends in a first direction, and a cathode uncoated portion of the cathode current collector at which the cathode active material is not applied extends in an opposite direction. The cathode active material portion includes a loading reduction portion in which a loading amount of the cathode active material is smaller than that of an adjacent region. The loading reduction portion is at one end part of the cathode in the first direction.Type: ApplicationFiled: January 28, 2022Publication date: March 7, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Kwanhee LEE, Duk Hyun RYU, Sue Jin KIM, Jinsu JANG
-
Patent number: 11903310Abstract: An organic light-emitting includes a first electrode having a work function greater than about 4.9 eV and less than about 5.2 eV, a second electrode facing the first electrode, an organic layer disposed between the first electrode and the second electrode and including an emission layer, a hole transport region disposed between the first electrode and the emission layer, wherein the hole transport region includes a first hole transport layer including a first hole-transporting material, and the first hole transport layer is substantially free of a p-dopant.Type: GrantFiled: July 31, 2020Date of Patent: February 13, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyoungkun Kim, Samil Kho, Donghwan Kim, Jinwoong Kim, Seunggak Yang, Kwanhee Lee, Junyoung Lee
-
Patent number: 11871597Abstract: An organic electroluminescence display device includes: a substrate; a first electrode including a first sub-electrode and a second sub-electrode spaced apart from each other and on the substrate; a first light emitting unit on the first electrode; a charge generation unit on the first light emitting unit; a second light emitting unit on the charge generation unit; and a second electrode on the second light emitting unit, wherein the first light emitting unit comprises a first light emitting layer correspondingly on the first sub-electrode; and a second light emitting layer correspondingly on the second sub-electrode, wherein the second light emitting unit comprises a third light emitting layer correspondingly on the first light emitting layer; and a fourth light emitting layer correspondingly on the second light emitting layer.Type: GrantFiled: December 29, 2022Date of Patent: January 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jungjin Yang, Myunghwan Kim, Seohyun Kim, Ji-young Kim, Jinwoo Park, Wonjun Song, Taewoong Yoo, Soojung Youn, Kwanhee Lee, Seokjae Lee
-
Publication number: 20230382179Abstract: An apparatus of decreasing intake air temperature of an engine includes: a first cooling circuit including a compressor, a condenser, a first expansion valve, and an evaporator disposed along a first cooling line through which refrigerant flows; a second cooling circuit including the compressor, the condenser, a second expansion valve, and a chiller disposed along a second cooling line through which the refrigerant flows; and a third cooling circuit including an electric water pump, the chiller, an intercooler, and a radiator disposed along a third cooling line through which coolant flows.Type: ApplicationFiled: November 22, 2022Publication date: November 30, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Jaeheun KIM, Dong Hee HAN, Jong II PARK, Seungwoo HONG, Jonghyeok LEE, Kwanhee LEE, JaUn KU, Hyunjin KANG
-
Publication number: 20230358162Abstract: Disclosed are an apparatus of injecting fuel for an engine and a method thereof. The apparatus of injecting fuel for an engine includes: a main injector positioned adjacent to an exhaust valve and injecting the fuel into a combustion chamber of the engine; and an auxiliary injector positioned adjacent to an intake valve and injecting the fuel into the combustion chamber of the engine later than injection time of the main injector, wherein the fuel injected from the main injector and the fuel injected from the auxiliary injector are injected into the combustion chamber in a tumble direction.Type: ApplicationFiled: December 6, 2022Publication date: November 9, 2023Inventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Seungwoo Hong, Kwanhee Lee, Jaeheun Kim, Ingee Suh, Heechang Oh
-
Publication number: 20230333299Abstract: An electronic device includes a display panel that has a first area and a second area; a polarizer including a polarizer layer that has a polarization area and a transmission area, a protection layer disposed under the polarizer layer, and a plurality of retarders disposed under the protection layer for retarding a phase of light incident thereon.Type: ApplicationFiled: June 22, 2023Publication date: October 19, 2023Inventors: YOUNGKI CHAI, Seonggeun WON, Kwanhee LEE, Youngji KIM, Yiseul UM, Younghoon LEE, Young Seo CHOI
-
Publication number: 20230266935Abstract: An electronic device is provided. The electronic device includes a transparent display capable of displaying content on a front surface part and a rear surface part, and at least one processor operatively connected to the transparent display, wherein the at least one processor can be configured to identify the position and size of content, for which security is required, in a screen image displayed on the front surface part, identify the color and/or the brightness of an object corresponding to the content, and display the object having the identified color and brightness on a region of the rear surface part determined based on the position and the size of the content.Type: ApplicationFiled: April 21, 2023Publication date: August 24, 2023Inventors: Jihye KWON, Taeho WANG, Soonchun JOUNG, Heeyoung CHUNG, Jaehyung KIM, Kwanhee LEE, Jihye LEE
-
Patent number: 11719872Abstract: According to one aspect of the invention, a method of manufacturing an electronic device includes the steps of: providing a display panel; providing a polarizer including a polarizer layer at an outermost layer thereof on the display panel; irradiating a laser beam onto a portion of the polarizer layer; and providing a substantially neutral solution having a temperature from about 5° C. to about 40° C. onto the portion of the polarizer layer irradiated with the laser beam.Type: GrantFiled: January 25, 2021Date of Patent: August 8, 2023Assignee: Samsung Display Co., Ltd.Inventors: Youngki Chai, Seonggeun Won, Kwanhee Lee, Youngji Kim, Yiseul Um, Younghoon Lee, Young Seo Choi
-
Publication number: 20230240135Abstract: Embodiments provide a heterocyclic compound, a light-emitting device that includes the heterocyclic compound, and an electronic apparatus that includes the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and at least one of the heterocyclic compound.Type: ApplicationFiled: January 4, 2023Publication date: July 27, 2023Applicants: Samsung Display Co., Ltd., INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Sejin CHO, Yunhi KIM, Soonki KWON, Mikyung KIM, Kwanhee LEE, Yeonhee HA, Gyeongseok LEE
-
Publication number: 20230232698Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.Type: ApplicationFiled: March 21, 2023Publication date: July 20, 2023Inventors: SEIL KIM, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
-
Publication number: 20230225179Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.Type: ApplicationFiled: March 21, 2023Publication date: July 13, 2023Inventors: Seil Kim, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
-
Publication number: 20230202458Abstract: A hybrid vehicle may include: an engine including a plurality of cylinders for generating power required for driving the hybrid vehicle by combustion of fuel; a first motor starting the engine and selectively operating as a generator to generate electrical energy; a second motor generating power required for driving the hybrid vehicle; a clutch provided between the engine and the second motor; and a controller configured for synchronizing a velocity of the second motor and an engine velocity and for coupling the clutch, in a transition section in which the engine moves from a stop state to an optimal operation point area as an operation area of the engine, and gradually decreasing a torque of the second motor and gradually adjusting the number of combusted cylinders among the plurality of combustion chambers to gradually increase the engine torque.Type: ApplicationFiled: August 31, 2022Publication date: June 29, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Dong Hee HAN, Jong Il PARK, Hyunjin KANG, Heechang OH, Jonghyeok LEE, Kwanhee LEE, Jaeheun KIM, JaUn KU, Seungwoo HONG
-
Patent number: D986870Type: GrantFiled: May 25, 2021Date of Patent: May 23, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jaehyung Kim, Kwanhee Lee, Jihye Lee
-
Patent number: D986871Type: GrantFiled: May 25, 2021Date of Patent: May 23, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jaehyung Kim, Kwanhee Lee, Jihye Lee