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).
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Publication number: 20250107344Abstract: A display panel which includes a base layer, a pixel defining layer on the base layer and that has a light emitting opening, a barrier wall on the pixel defining layer and that has a barrier wall opening that overlaps the light emitting opening, and a light emitting element including an anode, an intermediate layer, and a cathode that makes contact with the barrier wall. The barrier wall opening includes a first inner surface and a third inner surface that extend in a direction parallel to a first direction, a second inner surface and a fourth inner surface that extend in a direction parallel to a second direction crossing the first direction, a first corner region, a second corner region, a third corner region, and a fourth corner region.Type: ApplicationFiled: July 19, 2024Publication date: March 27, 2025Inventors: MINWOO WOO, SOKWON NOH, KIHOON PARK, JOONHYOUNG PARK, SE WAN SON, KWANHEE LEE, JONGYOON LEE
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Publication number: 20250107261Abstract: A pixel array including: a plurality of pixel groups, each pixel group including: a plurality of unit pixels respectively including photoelectric conversion elements disposed in a semiconductor substrate; trench structures disposed in the semiconductor substrate and extending in a vertical direction from a first surface of the semiconductor substrate to a second surface of the semiconductor substrate to electrically and optically separate the photoelectric conversion elements from each other; and a microlens disposed above or below the semiconductor substrate, the microlens covering all of the photoelectric conversion elements in the plurality of unit pixels to focus an incident light to the photoelectric conversion elements.Type: ApplicationFiled: December 11, 2024Publication date: March 27, 2025Inventors: Jonghoon PARK, Bumsuk KIM, Yunki LEE, Bomi KIM, Kwanhee LEE, Yoongi JOUNG
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Publication number: 20250103306Abstract: An electronic device according to an embodiment may compile second type instructions stored in a package and obtain an order of a plurality of packages on the basis of execution of a first application for obtaining first type instructions. The electronic device may sequentially compile the plurality of packages on the basis of the obtained order. The electronic device may compile one or more packages from among the plurality of packages on the basis of frequencies of the plurality of packages being executed, in response to identification that at least one of a memory usage, a temperature, or a battery of the electronic device is within a designated range while sequentially compiling the plurality of packages on the basis of the execution of the first application.Type: ApplicationFiled: December 6, 2024Publication date: March 27, 2025Inventors: Kwanhee JEONG, Hyoungjong KIM, Chanbin LIM, Sengtai LEE
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Publication number: 20250081820Abstract: A display panel includes a base layer, a pixel defining film on the base layer and including an inorganic material, a bank layer on the pixel defining film and having a plurality of pixel openings, a plurality of light-emitting elements respectively located in the plurality of pixel openings, each of the plurality of light-emitting elements including an anode, a light-emitting pattern, and a cathode, the cathode being in contact with the bank layer, and a lower encapsulation pattern on the bank layer and including a portion on the bank layer. The lower encapsulation pattern includes a first lower encapsulation pattern on the cathode and the bank layer, the first lower encapsulation pattern including a first material, and a second lower encapsulation pattern on the first lower encapsulation pattern, the second lower encapsulation pattern including a second material different from the first material, and a tip portion.Type: ApplicationFiled: July 31, 2024Publication date: March 6, 2025Inventors: JAESOO JUNG, KOHEI EBISUNO, MOOSOON KO, SUNGGEUN BAE, SE WAN SON, SANGHOON OH, MINWOO WOO, KWANHEE LEE, WANGWOO LEE, JISEON LEE
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Publication number: 20250081638Abstract: A pixel array and an image sensor including the pixel array are provided. The pixel array included in the image sensor includes a plurality of pixels arranged in a matrix, and a plurality of column lines each commonly connected to pixels arranged on a same column from among the plurality of pixels. Each of the plurality of pixels includes four subpixels. Each of the four subpixels includes four photoelectric conversion devices; a floating diffusion region storing electric charges generated by the four photoelectric conversion devices; and four transmission gates configured to transmit the electric charges generated by the four photoelectric conversion devices to the floating diffusion region. Four floating diffusion regions included in the four subpixels are electrically connected to one another via internal wiring. Each of the plurality of pixels further includes a reset gate, a first driving gate and a first selection gate.Type: ApplicationFiled: November 20, 2024Publication date: March 6, 2025Inventors: Jeongjin CHO, Kwanhee LEE
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Patent number: 12232369Abstract: A display apparatus includes: a substrate; an insulating layer on the substrate and including a first opening; a plurality of first electrodes on the insulating layer, not overlapping the first opening, and spaced apart from each other; an emission layer on each of the plurality of first electrodes without overlapping the first opening; an intermediate layer including the emission layer; a second electrode on the intermediate layer; an encapsulation layer on the second electrode; and a polarization layer on the encapsulation layer and including a second opening overlapping the first opening.Type: GrantFiled: May 18, 2021Date of Patent: February 18, 2025Assignee: Samsung Display Co., Ltd.Inventors: Jiyun Chun, Kwanhee Lee, Sangmin Yi, Sangyeol Kim
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Patent number: 12225750Abstract: 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: January 8, 2024Date of Patent: February 11, 2025Assignee: 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
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Publication number: 20250038165Abstract: An electrode manufacturing device rolls and transfers a sheet-shaped electrode in which an active material layer is applied to at least any one of a metal foil with a first surface and a second surface which is a back surface of the first surface. At least any one of a rolling roll rolling the electrode and a travel roll rolling and then transferring the electrode comprises a base roll having a predetermined diameter, and having a base surface at an outer circumference thereof; and a step ring being coupled to the outer circumference of the base roll, and having a step surface a diameter of which is greater than a diameter of the base surface. The step ring is detachably coupled to the base roll. A thickness of a step differs from a thickness of the active material layer.Type: ApplicationFiled: November 10, 2022Publication date: January 30, 2025Applicant: LG ENERGY SOLUTION, LTD.Inventors: Sue Jin KIM, Duk Hyun RYU, Kwanhee LEE, Jinsu JANG, Yunju LEE, Geunho PARK, Seungyeon SON
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Publication number: 20250040346Abstract: A display panel includes a base layer, a circuit element layer, and a light-emitting element layer. The circuit element layer includes a power electrode, and an auxiliary electrode disposed on a side surface of the power electrode. The light-emitting element layer includes a pixel defining film that defines a pixel opening, a conductive partition wall disposed on the pixel defining film, a lower electrode disposed in the pixel opening, a light-emitting pattern disposed on the lower electrode, and an upper electrode disposed on the light-emitting pattern. The conductive partition wall includes a first conductive layer disposed on the pixel defining film, and a second conductive layer, and a side surface of the second conductive layer more protrudes than a side surface of the first conductive layer. The upper electrode is electrically connected to the power electrode via the auxiliary electrode.Type: ApplicationFiled: May 30, 2024Publication date: January 30, 2025Inventors: KWANHEE LEE, KIHOON PARK, KOHEI EBISUNO, JOONHYOUNG PARK, SE WAN SON, SANGHOON OH, JISEON LEE, JAESOO JUNG, HYERI CHO
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Publication number: 20250002001Abstract: An apparatus for controlling a hybrid vehicle includes an engine; a drive motor; a battery; an electric supercharger configured to be installed in an intake line in which an intake air supplied to a combustion chamber of the engine flows; a navigation device configure to calculate a driving path from a starting point to a destination point and driving information; a controller configure to calculate a driving load from the driving path and the driving information calculated by the navigation device, determine an optimal SOC (state of charge) for each section from the starting point to destination point based on the driving load, determine a driving mode of the vehicle based on a required torque of driver and a driving mode of the battery to follow the optimal SOC for each section, and adjust an operating point of the engine.Type: ApplicationFiled: September 12, 2024Publication date: January 2, 2025Inventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Heechang Oh
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Patent number: 12183750Abstract: A pixel array and an image sensor including the pixel array are provided. The pixel array included in the image sensor includes a plurality of pixels arranged in a matrix, and a plurality of column lines each commonly connected to pixels arranged on a same column from among the plurality of pixels. Each of the plurality of pixels includes four subpixels. Each of the four subpixels includes four photoelectric conversion devices; a floating diffusion region storing electric charges generated by the four photoelectric conversion devices; and four transmission gates configured to transmit the electric charges generated by the four photoelectric conversion devices to the floating diffusion region. Four floating diffusion regions included in the four subpixels are electrically connected to one another via internal wiring. Each of the plurality of pixels further includes a reset gate, a first driving gate and a first selection gate.Type: GrantFiled: June 3, 2022Date of Patent: December 31, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jeongjin Cho, Kwanhee Lee
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Patent number: 12185614Abstract: A display apparatus includes a substrate, a pixel layer including a plurality of display devices on the substrate, an encapsulating member encapsulating the pixel layer, a light modulating layer on the encapsulating member, a functional layer on the light modulating layer, and a bonding layer located between the light modulating layer and the functional layer and to bond the light modulating layer and the functional layer, where the light modulating layer has openings corresponding to the plurality of display devices, and where the bonding layer fills the openings and has a refractive index that is greater than a refractive index of the light modulating layer.Type: GrantFiled: July 15, 2020Date of Patent: December 31, 2024Assignee: Samsung Display Co., Ltd.Inventors: Changmok Kim, Kwanhee Lee, Jiwon Jung, Youngseo Choi
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Publication number: 20240405048Abstract: An embodiment of the present disclosure provides an image sensor including: a first die including a pixel array area in which first and second photoelectric conversion devices that generate respective charges corresponding to incident light are disposed; and a second die including a first pixel circuit that receives the charges from the first photoelectric conversion device and generates a phase signal of the incident light based on the charges received from the first photoelectric conversion device, and a second pixel circuit that receives the charges from the second photoelectric conversion device and generates an event signal corresponding to the incident light based on the charges received from the second photoelectric conversion device.Type: ApplicationFiled: December 14, 2023Publication date: December 5, 2024Inventors: JUNSEOK KIM, KWANHEE LEE, MOOSUNG KWAK, CHULWOONG LEE, Gyubeom IM
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Patent number: 12161011Abstract: A method of providing a display device includes preparing a display panel including a first area, a bending area extending from the first area, and a second area extending from the bending area, attaching an impact absorbing layer to the display panel, removing a first removal portion of a first release film which overlaps the second area, among portions of the first release film disposed on the impact absorbing layer, and providing a cover tape on a first portion of the impact absorbing layer from which the first removal portion is removed.Type: GrantFiled: November 4, 2021Date of Patent: December 3, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jonghyun Choi, Youngwoo Park, Kwanhee Lee
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Patent number: 12115972Abstract: An apparatus for controlling a hybrid vehicle includes an engine; a drive motor; a battery; an electric supercharger configured to be installed in an intake line in which an intake air supplied to a combustion chamber of the engine flows; a navigation device configure to calculate a driving path from a starting point to a destination point and driving information; a controller configure to calculate a driving load from the driving path and the driving information calculated by the navigation device, determine an optimal SOC (state of charge) for each section from the starting point to destination point based on the driving load, determine a driving mode of the vehicle based on a required torque of driver and a driving mode of the battery to follow the optimal SOC for each section, and adjust an operating point of the engine.Type: GrantFiled: November 24, 2020Date of Patent: October 15, 2024Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Heechang Oh
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Publication number: 20240324305Abstract: A display apparatus includes a substrate including a display area and a non-display area outside the display area, a pixel circuit layer disposed on the substrate and including at least one transistor, a first sub-pixel electrode, a second sub-pixel electrode, and a third sub-pixel electrode spaced apart from each other and disposed on the pixel circuit layer, a first conductive bank layer disposed on the first sub-pixel electrode and including a first opening overlapping the first sub-pixel electrode, a second conductive bank layer disposed on the second sub-pixel electrode and including a second opening overlapping the second sub-pixel electrode, and a third conductive bank layer disposed on the third sub-pixel electrode and including a third opening overlapping the third sub-pixel electrode, wherein the first conductive bank layer, the second conductive bank layer, and the third conductive bank layer are spaced apart from each other.Type: ApplicationFiled: November 13, 2023Publication date: September 26, 2024Applicant: Samsung Display Co., Ltd.Inventors: Seunghyun Lee, Sewan Son, Sungho Kim, Minwoo Woo, Kwanhee Lee, Jiseon Lee, Kyeongwoo Jang, Sugwoo Jung
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Publication number: 20240324317Abstract: A display apparatus includes a pixel electrode, a pixel definition layer disposed over the pixel electrode and including a first opening exposing a center portion of the pixel electrode, a bank layer disposed over the pixel definition layer and including a second opening exposing the center portion of the pixel electrode, a first pixel protection layer and a second pixel protection layer arranged between the pixel definition layer and the bank layer, an intermediate layer disposed over the pixel electrode, an opposite electrode disposed over the intermediate layer, and an encapsulation layer disposed over the bank layer and the opposite electrode.Type: ApplicationFiled: March 22, 2024Publication date: September 26, 2024Inventors: Sewan Son, Wangwoo Lee, Sungho Kim, Minwoo Woo, Kwanhee Lee, Jiseon Lee, Sugwoo Jung, Hyeri Cho
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Publication number: 20240298512Abstract: 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: May 15, 2024Publication date: September 5, 2024Inventors: SEIL KIM, EUIGYU KIM, KWANHEE LEE, SANG MIN YI, JUNHYEUK KO, SEUNGJU HONG
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Publication number: 20240292733Abstract: 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: ApplicationFiled: March 18, 2024Publication date: August 29, 2024Inventors: Jinsook Bang, Donghoon Kim, Sanghoon Yim, Jinyoung Choi, Eunjeong Hong, Kwanhee Lee
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Patent number: 12063848Abstract: 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: GrantFiled: March 21, 2023Date of Patent: August 13, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seil Kim, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong