Patents by Inventor Kang-Hyun Kim
Kang-Hyun Kim 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: 20240137174Abstract: The disclosure implements a dynamic CSI-RS allocation technique that minimizes a decrease in resources usable for data transmission due to overuse of LP-CSI-RS allocation, and also minimizes interference between an RS and a PDSCH, in consideration of a radio environment that dynamically varies.Type: ApplicationFiled: August 20, 2023Publication date: April 25, 2024Inventors: Sung Hyun IEM, Kang Ho KIM
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Patent number: 11961681Abstract: A multilayer capacitor includes a capacitor body including dielectric layers and internal electrodes alternately disposed with the dielectric layers interposed therebetween; and an external electrode disposed on the capacitor body to be connected to one or more of the internal electrodes. Porosity of ends of the internal electrodes is less than 50% on an interfacial surface between a margin of the capacitor body in a width direction the capacitor body and the internal electrodes.Type: GrantFiled: November 10, 2021Date of Patent: April 16, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yu Kwang Seo, Berm Ha Cha, Kang Hyun Lee, Jong Hwa Lee, Jong Han Kim
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Publication number: 20240121924Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.Type: ApplicationFiled: August 4, 2022Publication date: April 11, 2024Inventors: Kwan Ho RYU, Jeong Keun LEE, Min Woo LEE, Ju Hyun SUN, Tae Keun PARK, Kang Wook PARK, Lee Cheol JI, Hyeok Chul YANG, Tae Heon KIM, Keun Jae LEE
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Patent number: 11917879Abstract: A display device including: a substrate; an active layer disposed on the substrate and including active patterns; a first conductive layer disposed on the active layer; a second conductive layer disposed on the first conductive layer and including a data line; a third conductive layer disposed on the second conductive layer; and a light-emitting element disposed on the third conductive layer, wherein the first conductive layer includes a scan line, a first voltage line, and a second voltage line, the third conductive layer includes a third voltage line connected to the first voltage line and a fourth voltage line connected to the second voltage line, the first voltage line and the second voltage line extend in a first direction, the third voltage line and the fourth voltage line extend in a second direction, and the third voltage line and the fourth voltage line are alternately arranged in the first direction.Type: GrantFiled: December 13, 2021Date of Patent: February 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kang Moon Jo, Dong Woo Kim, Sung Jae Moon, Jun Hyun Park, An Su Lee
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Publication number: 20230209951Abstract: Discussed is a method of manufacturing an organic light emitting display panel for simplifying a manufacturing process and enhancing display quality. The organic light emitting display panel can include a first electrode disposed in each of subpixel areas of a substrate, bank layers disposed on the substrate at a boundary portion between adjacent subpixel areas, a lateral surface of the bank layers being hydrophilic, a first organic material layer disposed on the bank layers and the first electrode, a surface of the first organic material layer on the bank layers being hydrophobic, a second organic material layer disposed on the first organic material layer between adjacent bank layers, a third organic material layer disposed on the second organic material layer and the first organic material layer, and a second electrode disposed on the third organic material layer.Type: ApplicationFiled: October 26, 2022Publication date: June 29, 2023Applicant: LG Display Co., Ltd.Inventors: Kang Hyun KIM, Se Jin KIM, Hee Tae LIM
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Publication number: 20230180531Abstract: An electroluminescent display device includes a substrate; a first electrode on the substrate; a connection pattern on the substrate, the connection pattern comprising a same material as the first electrode; a bank covering edges of the first electrode and the connection pattern; an auxiliary bank on the bank corresponding to the connection pattern; a light-emitting layer on the first electrode; and a second electrode on the light-emitting layer, the bank, and the auxiliary bank, wherein the auxiliary bank has a reversely inclined side surface, and wherein the light-emitting layer includes a hole auxiliary layer, a light-emitting material layer, and an electron auxiliary layer, the electron auxiliary layer has an opening exposing the connection pattern, and the second electrode contacts the connection pattern through the hole.Type: ApplicationFiled: October 31, 2022Publication date: June 8, 2023Inventor: Kang-Hyun KIM
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Publication number: 20230040630Abstract: The present invention relates to a hydrogen peroxide vapor generation device, a space sterilization apparatus including same, and a space sterilization method, including: an evaporation chamber which has a space formed therein, and includes a nozzle unit and a discharge port which are formed in an upper portion thereof; an evaporation unit which is formed in a lower inner portion of the evaporation chamber and equipped with a plurality of heating units and a hydrogen peroxide transfer pipe which are arranged in stack; and an air supply unit which is formed in a lower portion of the evaporation chamber and through which outside air is suctioned, discharged, and fed to the evaporation unit.Type: ApplicationFiled: August 18, 2020Publication date: February 9, 2023Applicant: HUONS MEDITECH CO., LTD.Inventors: Sang Man LEE, Kang Hyun KIM, In Han KANG
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Patent number: 11250760Abstract: A display apparatus includes a display panel, a gate driver, a data driver and a driving controller. The display panel is configured to display an image based on input image data. The gate driver is configured to output gate signals to gate lines of the display panel. The data driver is configured to output data voltages to data lines of the display panel. The driving controller includes a first compensation lookup table and a second compensation lookup table which are configured to compensate the input image data. The driving controller is configured to select one of the first compensation lookup table and the second compensation lookup table based on a first color shift and a second color shift and to apply the selected one of the first compensation lookup table and the second compensation lookup table to the input image data.Type: GrantFiled: January 12, 2021Date of Patent: February 15, 2022Inventors: Seung Hwan Park, Kang Hyun Kim, Hoi Sik Moon, Jae-Seob Chung
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Patent number: 11210991Abstract: In a method of generating correction data for each of a plurality of display devices, a characteristic distribution for initial display devices among the plurality of display devices may be obtained, center characteristic compensation data may be generated based on the characteristic distribution for the initial display devices, the center characteristic compensation data may be applied to subsequent display devices that are subsequent to the initial display devices among the plurality of display devices, mura correction data and image quality correction data may be generated by performing mura correction and image quality correction on each of the subsequent display devices to which the center characteristic compensation data are applied, and the center characteristic compensation data, the mura correction data and the image quality correction data may be written into each of the subsequent display devices.Type: GrantFiled: November 30, 2020Date of Patent: December 28, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jae-Seob Chung, Hoi Sik Moon, Hyung Woo Yim, Kang Hyun Kim, Hak Mo Choi
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Publication number: 20210280111Abstract: In a method of generating correction data for each of a plurality of display devices, a characteristic distribution for initial display devices among the plurality of display devices may be obtained, center characteristic compensation data may be generated based on the characteristic distribution for the initial display devices, the center characteristic compensation data may be applied to subsequent display devices that are subsequent to the initial display devices among the plurality of display devices, mura correction data and image quality correction data may be generated by performing mura correction and image quality correction on each of the subsequent display devices to which the center characteristic compensation data are applied, and the center characteristic compensation data, the mura correction data and the image quality correction data may be written into each of the subsequent display devices.Type: ApplicationFiled: November 30, 2020Publication date: September 9, 2021Inventors: Jae-Seob CHUNG, Hoi Sik MOON, Hyung Woo YIM, Kang Hyun KIM, Hak Mo CHOI
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Publication number: 20210264838Abstract: A display apparatus includes a display panel, a gate driver, a data driver and a driving controller. The display panel is configured to display an image based on input image data. The gate driver is configured to output gate signals to gate lines of the display panel. The data driver is configured to output data voltages to data lines of the display panel. The driving controller includes a first compensation lookup table and a second compensation lookup table which are configured to compensate the input image data. The driving controller is configured to select one of the first compensation lookup table and the second compensation lookup table based on a first color shift and a second color shift and to apply the selected one of the first compensation lookup table and the second compensation lookup table to the input image data.Type: ApplicationFiled: January 12, 2021Publication date: August 26, 2021Inventors: Seung Hwan PARK, Kang Hyun KIM, Hoi Sik MOON, Jae-Seob CHUNG
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Patent number: 10901271Abstract: A liquid-crystal display device includes a first substrate, a plurality of pixel units disposed on the first substrate, a color filter layer overlapping the plurality of pixel units and including first to third color filters, a second substrate facing the first substrate, and a liquid-crystal layer interposed between the first substrate and the second substrate. Each of the pixel units of the plurality of the pixel units includes a first pixel, a second pixel and a third pixel. The first pixel includes a first pixel electrode, the second pixel includes a second pixel electrode, and the third pixel includes a first sub-pixel electrode and a second sub-pixel electrode. A voltage applied to the first sub-pixel electrode is different from a voltage applied to the second sub-pixel electrode.Type: GrantFiled: February 28, 2019Date of Patent: January 26, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kang Hyun Kim, Hoi Sik Moon
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Patent number: 10847592Abstract: An electroluminescent display device includes a substrate; a pixel having a first lateral side and a second lateral side that intersects the first lateral side, the pixel including an emitting diode disposed over the substrate, the emitting diode including a first electrode, an emitting layer on the first electrode, and a second electrode on the emitting layer; an insulating pattern overlapping the first lateral side of the pixel and covering a first end of the first electrode at the first lateral side of the pixel; and a bank surrounding the pixel, wherein the bank overlaps the insulating pattern at the first lateral side of the pixel, and the bank at the second lateral side of the pixel covers a second end of the first electrode.Type: GrantFiled: December 6, 2018Date of Patent: November 24, 2020Assignee: LG Display Co., Ltd.Inventors: Kang-Hyun Kim, Geum-Young Lee
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Patent number: 10658440Abstract: An organic light emitting diode display device includes a substrate including a display region, wherein a plurality of pixel regions are defined in the display region; a first electrode over the substrate and in each of the plurality of pixel regions; a bank including a lower layer and an upper layer on the first electrode, the lower layer disposed on edges of the first electrode and having a first width and a first thickness, the upper layer disposed on the lower layer and having a second width smaller than the first width; an organic emitting layer on the first electrode and a portion of the lower layer; and a second electrode on the organic emitting layer and covering an entire surface of the display region.Type: GrantFiled: June 26, 2018Date of Patent: May 19, 2020Assignee: LG Display Co., Ltd.Inventors: Dae-Jung Choi, Jae-Ki Lee, Ki-Soub Yang, Hwang-Un Seo, Hong-Myeong Jeon, Seung-Ryul Choi, A-Ryoung Lee, Han-Hee Kim, Geum-Young Lee, Kang-Hyun Kim
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Patent number: 10563775Abstract: The present invention relates to a vacuum valve, and more particularly, to a vacuum valve including a valve housing with a blade, a main shaft, a vertical moving part, a horizontal moving part, a horizontal moving unit, and a main body bracket. Opening and closing guide holes are obliquely formed in both side surfaces such that cam rollers, having passed through the vertical moving guide grooves, are inserted into the grooves so as to guide the fore and aft movement of the blade according to the vertical movement of the horizontal moving unit.Type: GrantFiled: April 14, 2016Date of Patent: February 18, 2020Assignee: PRESYS.CO., LTDInventors: Bae-Jin Kim, Sang Min Kim, Ki Sun Choi, Kang Hyun Kim
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Patent number: 10490110Abstract: A display apparatus includes, a first pattern included in a first layer, a second pattern included in a second layer, a first test pattern including a plurality of first lines extending in a first direction and having a first width, and being spaced apart from each other, a second test pattern included in the second layer, including a central line and a plurality of second lines connected to the central line, wherein the plurality of second lines extend in the first direction have a second width, and are spaced apart from each other, and wherein at least one of the second lines is electrically connected to the first lines, and a shift tester configured to apply a test voltage to the central line to determine a degree by which the second pattern is shifted with respect to the first pattern by measuring the voltages at the first lines.Type: GrantFiled: March 17, 2017Date of Patent: November 26, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong-Hee Na, Hoisik Moon, Kang-Hyun Kim, Juneyoung Lee, Hyungwoo Yim, Jae-Seob Chung, Min-Yup Chae, Jae-Seok Choi, Hak-Mo Choi, Jung-Suk Han
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Patent number: 10443741Abstract: A blade for vacuum valves is provided with an opening/closing plate having one side surface coming into contact with a moving passage part. A screw coupling part is formed on the other side surface and a first elastic member seating part is formed on the outer circumference of the screw coupling part. A shaft connecting bar is provided on the other surface of the opening/closing plate having a contact protrusion part having a second elastic member seating part and a connecting part formed in the contact protrusion part so that a connecting unit is inserted. The first elastic member is provided between the first elastic member seating part and the second elastic member seating part to guide the elastic connection between the opening/closing plate and the shaft connecting bar.Type: GrantFiled: April 14, 2016Date of Patent: October 15, 2019Assignee: PRESYS. CO., LTDInventors: Bae-Jin Kim, Ki Sun Choi, Sang Min Kim, Kang Hyun Kim
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Patent number: 10352480Abstract: A bidirectional gate valve including: a blade (200) installed in a valve housing (100) having first and second passage holes (110, 120) to open/close the first and second passage holes (110, 120); a shaft (300) coupled to a lower portion of the blade (200); a first driving block (400) including: a first cylinder (410) which is provided under the valve housing (100) and into which the shaft (300) is inserted; a first piston (420) installed inside the first cylinder (410) and coupled to a lower portion of the shaft(300) to vertically move the shaft (300) according to pressure change inside the first cylinder (410).Type: GrantFiled: July 11, 2016Date of Patent: July 16, 2019Assignee: PRESYS.CO., LTDInventors: Bae-Jin Kim, Ki Sun Choi, Kang Hyun Kim, Sang Min Kim
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Publication number: 20190196276Abstract: A liquid-crystal display device includes a first substrate, a plurality of pixel units disposed on the first substrate, a color filter layer overlapping the plurality of pixel units and including first to third color filters, a second substrate facing the first substrate, and a liquid-crystal layer interposed between the first substrate and the second substrate. Each of the pixel units of the plurality of the pixel units includes a first pixel, a second pixel and a third pixel. The first pixel includes a first pixel electrode, the second pixel includes a second pixel electrode, and the third pixel includes a first sub-pixel electrode and a second sub-pixel electrode. A voltage applied to the first sub-pixel electrode is different from a voltage applied to the second sub-pixel electrode.Type: ApplicationFiled: February 28, 2019Publication date: June 27, 2019Inventors: Kang Hyun KIM, Hoi Sik MOON
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Patent number: RE48349Abstract: An organic light emitting diode display device includes a first substrate including a display region, wherein a plurality of pixel regions are defined in the display region; a first electrode over the first substrate and in each of the plurality of pixel regions; a first bank on edges of the first electrode and including an insulating material blocking penetration of light; a second bank on the first bank and including an insulating material having a hydrophobic property; an organic light emitting layer on the first electrode and a portion of the first bank; and a second electrode on the organic light emitting layer and covering an entire surface of the display region.Type: GrantFiled: August 31, 2017Date of Patent: December 8, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Kang-Hyun Kim, Ki-Soub Yang, Dae-Jung Choi, Seung-Ryul Choi, Han-Hee Kim, Kyoung-Jin Park