Patents by Inventor Hyoung-Su Kim
Hyoung-Su 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).
-
Patent number: 11974489Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.Type: GrantFiled: November 22, 2022Date of Patent: April 30, 2024Assignee: LG Display Co., Ltd.Inventors: Hyoung-Su Kim, Jonghyeok Im, Gyungmin Kim
-
Patent number: 11923145Abstract: A multilayer capacitor includes a body including a multilayer structure in which a plurality of dielectric layers are stacked in a first direction and a plurality of internal electrodes stacked with the dielectric layer interposed therebetween and external electrodes formed outside the body and connected to the internal electrodes. The body includes an active portion and a side margin portion covering the active portion and opposing each other in a second direction, and 1<A2/M1?1.5 and A2<A1 in which A1 is an average grain size of the dielectric layers in a central region of the active portion, A2 is an average grain size of the dielectric layers at an active boundary part of the active portion adjacent to the side margin portion, and M1 is an average grain size of the dielectric layers in a central region of the side margin portion.Type: GrantFiled: September 2, 2021Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Je Hee Lee, Seung In Baik, Ji Su Hong, Eun Ha Jang, Hyoung Uk Kim, Jae Sung Park
-
Patent number: 11920043Abstract: The present invention relates to a method of manufacturing non-sintered liquid metal ink, and more particularly, to a method of manufacturing liquid metal ink manufactured without a sintering process. The method of manufacturing liquid metal ink according to an embodiment of the present invention includes: (a) inputting a solvent into liquid metal in a container at room temperature; (b) performing oxide film-removing treatment on the liquid metal of step (a); and (c) dispersing the liquid metal that has undergone step (b) in a form of nanoparticles through ultrasonic treatment.Type: GrantFiled: December 24, 2021Date of Patent: March 5, 2024Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Hyoung Soo Kim, Kwang Seok Park, Jeong Su Pyeon, Hye Jun Jeon
-
Patent number: 11917877Abstract: A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.Type: GrantFiled: January 9, 2023Date of Patent: February 27, 2024Assignee: LG Display Co., Ltd.Inventors: Jonghyeok Im, Hyoung-Su Kim, Gyungmin Kim
-
Publication number: 20230393681Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.Type: ApplicationFiled: August 17, 2023Publication date: December 7, 2023Inventors: Hwi Deuk Lee, Yang Sik Lee, Yong Chan Park, Hyoung Su Kim, Sung Su Han
-
Patent number: 11839114Abstract: The present disclosure discloses an organic light emitting display device. The organic light emitting display device includes a substrate, a driving transistor, a reflection electrode, a dielectric layer, a first and second electrode, and an organic light emitting layer. The driving transistor is in each of a plurality of pixel regions which are defined on the substrate. The reflection electrode is on the driving transistor, and is electrically connected to a gate electrode of the driving transistor. The dielectric layer is on the reflection electrode. The first electrode is on the dielectric layer, and is electrically connected to a source electrode of the driving transistor, and faces the reflection electrode. The organic light emitting layer is on the first electrode. The second electrode is on the organic light emitting layer.Type: GrantFiled: October 8, 2020Date of Patent: December 5, 2023Assignee: LG Display Co., Ltd.Inventors: Doo-Hyun Yoon, Hyoung-Su Kim, Hye-Seon Eom, Jong-Hyeok Im, Gyung-Min Kim
-
Patent number: 11768550Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.Type: GrantFiled: June 22, 2021Date of Patent: September 26, 2023Assignee: LG Display Co., Ltd.Inventors: Hwi Deuk Lee, Yang Sik Lee, Yong Chan Park, Hyoung Su Kim, Sung Su Han
-
Patent number: 11758778Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area, including a transparent area and an opaque area, and a non-display area, a gate driver sequentially supplying a gate pulse to a plurality of gate lines included in the organic light emitting display panel, and an initialization unit transferring gate pulses and/or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera photographing a region in a forward direction with respect to the organic light emitting display panel is provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area includes two transistors, and a second pixel driving circuit provided in the opaque area includes at least three transistors.Type: GrantFiled: December 15, 2020Date of Patent: September 12, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Hyoung-Su Kim, Hyeseon Eom, Doohyun Yoon
-
Publication number: 20230209976Abstract: A light emitting display device can prevent degradation of the light emitting elements in the display area due to moisture and oxygen and enhance the reliability of the light emitting display panel by placing a structure capable of delaying penetration of moisture and oxygen into the display area on the periphery of the light emitting display panel.Type: ApplicationFiled: December 23, 2022Publication date: June 29, 2023Applicant: LG DISPLAY CO., LTD.Inventors: Dongik KIM, HeeSuk PANG, Insu HWANG, Hyoung-Su KIM
-
Publication number: 20230078147Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.Type: ApplicationFiled: November 22, 2022Publication date: March 16, 2023Inventors: Hyoung-Su KIM, Jonghyeok IM, Gyungmin KIM
-
Patent number: 11581387Abstract: A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.Type: GrantFiled: August 11, 2020Date of Patent: February 14, 2023Assignee: LG Display Co., Ltd.Inventors: Jonghyeok Im, Hyoung-Su Kim, Gyungmin Kim
-
Patent number: 11538874Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.Type: GrantFiled: December 11, 2020Date of Patent: December 27, 2022Assignee: LG Display Co., Ltd.Inventors: Hyoung-Su Kim, Jonghyeok Im, Gyungmin Kim
-
Patent number: 11519017Abstract: Provided is a diagnostic kit for determining infection with Methicillin-Resistant Staphylococcus aureus (MRSA) in a specimen, and a method for determining the infection with MRSA using the diagnostic kit is performed by visually observing a color change after LAMP reaction, and the color change is caused by a change in a magnesium concentration and confirmed using a specific dye compound which sensitively reacts with magnesium ions. The amplification of the MRSA DNA is performed using the loop-mediated isothermal amplification (LAMP), so that the diagnostic kit has advantages of being conveniently used anytime and anywhere and quickly diagnosing.Type: GrantFiled: December 21, 2018Date of Patent: December 6, 2022Inventors: Jin Woo Park, Jae-Ho Choi, Bongkyu Lee, Hyoung Su Kim, Kiwon Kim, Jae-Sung Lee, Hyo Sung Jeon, Sora Yun
-
Publication number: 20220206607Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.Type: ApplicationFiled: June 22, 2021Publication date: June 30, 2022Inventors: Hwi Deuk Lee, Yang Sik Lee, Yong Chan Park, Hyoung Su Kim, Sung Su Han
-
Publication number: 20220208934Abstract: Disclosed is a display apparatus capable of reducing a voltage drop of a common electrode and improving a transmittance. The display apparatus comprises a substrate including a display area having a first area and a second area, a first electrode disposed on the substrate and configured to cover the first area and the second area, a first common power line disposed between the substrate and the first electrode and connected to the first electrode provided in the first area, and a second common power line connected to the first electrode provided in the second area through the first area.Type: ApplicationFiled: November 29, 2021Publication date: June 30, 2022Inventors: Jonghyeok Im, Sul Lee, Hyoung-Su Kim
-
Publication number: 20220208887Abstract: A display device may reduce or minimize a size of a light emission area that becomes a dark spot due to particles. The display device includes a substrate provided with a display area for displaying an image by subpixels, first electrodes provided in each of the subpixels over the substrate, driving transistors provided between the substrate and the first electrodes and coupled to each of the first electrodes, a light emitting layer provided over the first electrodes, and a second electrode provided over the light emitting layer. Each of the first electrodes includes divided electrodes spaced apart from each other, a transistor contact portion coupled with the driving transistor through a contact hole, and connection electrodes coupling each of the plurality of divided electrodes with the transistor contact portion.Type: ApplicationFiled: December 22, 2021Publication date: June 30, 2022Inventors: DooHyun Yoon, HyeSeon Eom, Hyoung-Su Kim, MoonSoo Kim
-
Publication number: 20210355521Abstract: Provided is a diagnostic kit for determining infection with Methicillin-Resistant Staphylococcus aureus (MRSA) in a specimen, and a method for determining the infection with MRSA using the diagnostic kit is performed by visually observing a color change after LAMP reaction, and the color change is caused by a change in a magnesium concentration and confirmed using a specific dye compound which sensitively reacts with magnesium ions. The amplification of the MRSA DNA is performed using the loop-mediated isothermal amplification (LAMP), so that the diagnostic kit has advantages of being conveniently used anytime and anywhere and quickly diagnosing.Type: ApplicationFiled: December 21, 2018Publication date: November 18, 2021Inventors: Jin Woo PARK, Jae-Ho CHOI, Bongkyu LEE, Hyoung Su KIM, Kiwon KIM, Jae-Sung LEE, Hyo Sung JEON, Sora YUN
-
Patent number: 11063104Abstract: A display device can include a first sub pixel disposed on a substrate; a second sub pixel disposed on the substrate, the second sub pixel being adjacent to the first sub pixel; a first electrode disposed in each of the first and second sub pixels; a first capacitor disposed on the first electrode in each of the first and second sub pixels, the first capacitor being located at a periphery of the corresponding first electrode; an emission layer disposed on the first electrode in each of the first and second sub pixels; and a second electrode disposed on the emission layer in each of the first and second sub pixels.Type: GrantFiled: December 18, 2019Date of Patent: July 13, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Hyoung-Su Kim, Jonghyeok Im, Gyungmin Kim
-
Publication number: 20210202651Abstract: A display device includes a substrate provided with a plurality of pixels, a circuit element layer provided on the substrate and provided with an auxiliary electrode, an insulating layer provided on the circuit element layer and provided with a plurality of connection electrodes spaced apart from one another and a first trench, a fence structure provided on the plurality of connection electrodes, an organic light emitting layer provided on the fence structure, and a second electrode arranged on the organic light emitting layer, wherein the plurality of connection electrodes are electrically connected with the auxiliary electrode, at least one of the plurality of connection electrodes is exposed from the first trench, and the second electrode is in contact with a connection electrode exposed from the first trench. Therefore, a luminance difference between an outer portion of a panel and a center portion of the panel may be reduced.Type: ApplicationFiled: August 11, 2020Publication date: July 1, 2021Inventors: Jonghyeok IM, Hyoung-Su KIM, Gyungmin KIM
-
Publication number: 20210193755Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.Type: ApplicationFiled: December 11, 2020Publication date: June 24, 2021Inventors: Hyoung-Su KIM, Jonghyeok IM, Gyungmin KIM