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).

  • Patent number: 12532773
    Abstract: A display device includes a first substrate including a first substrate, a first connection electrode disposed on the first substrate, and connected to a first transistor, a first spacer disposed on the first connection electrode, and including a conductive material, a first light emitting element disposed on the first spacer, and a second light emitting element disposed on the first substrate, and connected to a second transistor.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: January 20, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sungjin Mun, Kwanhee Lee, Jae Young Lee
  • Publication number: 20250331367
    Abstract: A display device includes a protection pattern disposed on a pixel electrode and defining a first opening exposing the pixel electrode, a first protruding pattern disposed on the protection pattern and defining a second opening exposing the pixel electrode, a second protruding pattern disposed on the first protruding pattern, defining a third opening exposing the pixel electrode and protruding further toward a center of the pixel electrode than the first protruding pattern, and a common electrode disposed on the second protruding pattern.
    Type: Application
    Filed: February 27, 2025
    Publication date: October 23, 2025
    Inventors: KOHEI EBISUNO, DONGHYEOK LEE, MOOSOON KO, SE WAN SON, YONGHO YANG, KWANHEE LEE, JAESOO JUNG, Yoonah CHOI, YOUNG-IN HWANG
  • Patent number: 12439800
    Abstract: A display panel including a main display area and a component area having an auxiliary display area and a transmission area, a substrate, a plurality of main display elements arranged on the substrate in the main display area, and a plurality of main pixel circuits respectively connected to the main display elements, a plurality of auxiliary display elements arranged on the substrate in the auxiliary display area, and a plurality of auxiliary pixel circuits respectively connected to the auxiliary display elements, and an optical functional layer including a polarization area corresponding to the main display area and the auxiliary display area, and a non-polarization area corresponding to the transmission area.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: October 7, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Beonghun Beon, Woosuk Jung, Minha Kim, Sunhwa Kim, Jeseon Yeon, Kwanhee Lee, Dukjin Lee
  • Patent number: 12417929
    Abstract: 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: Grant
    Filed: March 14, 2024
    Date of Patent: September 16, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Seo Choi, Sungchul Kim, Kwanhee Lee
  • Patent number: 12417060
    Abstract: 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: Grant
    Filed: April 21, 2023
    Date of Patent: September 16, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jihye Kwon, Taeho Wang, Soonchun Joung, Heeyoung Chung, Jaehyung Kim, Kwanhee Lee, Jihye Lee
  • Publication number: 20250250484
    Abstract: 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: Application
    Filed: April 21, 2025
    Publication date: August 7, 2025
    Inventors: Jinsook Bang, Donghoon Kim, Sanghoon Yim, Jinyoung Choi, Eunjeong Hong, Kwanhee Lee
  • Patent number: 12371003
    Abstract: 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: Grant
    Filed: August 31, 2022
    Date of Patent: July 29, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Dong Hee Han, Jong Il Park, Hyunjin Kang, Heechang Oh, Jonghyeok Lee, Kwanhee Lee, Jaeheun Kim, JaUn Ku, Seungwoo Hong
  • Publication number: 20250221064
    Abstract: 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: Application
    Filed: February 24, 2025
    Publication date: July 3, 2025
    Inventors: Jeongjin CHO, Kwanhee LEE
  • Publication number: 20250212618
    Abstract: A display panel includes a base layer, a barrier wall above the base layer, and including a first barrier wall and a second barrier wall, a pixel definition layer above the base layer, and defining a light-emitting opening overlapping the first barrier wall, and surrounded by the second barrier wall in plan view, and a light-emitting element including an anode above the barrier wall, a light-emitting pattern above the anode and the pixel definition layer, and a cathode above the light-emitting pattern, and contacting the second barrier wall.
    Type: Application
    Filed: November 20, 2024
    Publication date: June 26, 2025
    Inventors: MINWOO WOO, SUNGHO KIM, KWANHEE LEE, SEUNGHYUN LEE, WANGWOO LEE, JISEON LEE, HYERI CHO
  • Publication number: 20250200236
    Abstract: An electronic device for solar power generation simulation obtains at least one information useable to perform a solar power generation simulation on a solar device having a solar power generation function, transmit the at least one information including the window transmission loss rate-related information to the server, receive result data of the solar power generation simulation from the server, and display the recommended placement area and information related to the solar power generation effect on the space or a map associated with the space, based on the result data. The information about the solar power generation effect is obtained based on the window transmission loss rate-related information.
    Type: Application
    Filed: September 6, 2024
    Publication date: June 19, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Changyoul LEE, Eunkyung YOO, Choonkyoung MOON, Kwanhee LEE, Yunsoo CHOI
  • Publication number: 20250194378
    Abstract: A display device is disclosed that includes a first substrate, a spacer disposed on the first substrate and including a side surface having a reverse tapered shape in a cross-sectional view, a protection pattern disposed on the spacer, and a second substrate disposed on the protection pattern and spaced apart from the first substrate to define a space.
    Type: Application
    Filed: December 11, 2024
    Publication date: June 12, 2025
    Inventors: DONGHYEOK LEE, KWANHEE LEE, MOOSOON KO, Jonghwan Shin, YONGHO YANG, YURI OH, KI-BOK YOO, JONG CHAN LEE, JIN-SUK LEE
  • Publication number: 20250169295
    Abstract: 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: Application
    Filed: January 18, 2025
    Publication date: May 22, 2025
    Inventors: Jiyun CHUN, Kwanhee LEE, Sangmin YI, Sangyeol KIM
  • Patent number: 12298548
    Abstract: 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: Grant
    Filed: June 22, 2023
    Date of Patent: May 13, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youngki Chai, Seonggeun Won, Kwanhee Lee, Youngji Kim, Yiseul Um, Younghoon Lee, Young Seo Choi
  • Patent number: 12302743
    Abstract: 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: Grant
    Filed: March 18, 2024
    Date of Patent: May 13, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jinsook Bang, Donghoon Kim, Sanghoon Yim, Jinyoung Choi, Eunjeong Hong, Kwanhee Lee
  • Patent number: 12302659
    Abstract: 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: Grant
    Filed: August 16, 2021
    Date of Patent: May 13, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jonghoon Park, Bumsuk Kim, Yunki Lee, Bomi Kim, Kwanhee Lee, Yoongi Joung
  • Publication number: 20250107344
    Abstract: 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: Application
    Filed: July 19, 2024
    Publication date: March 27, 2025
    Inventors: MINWOO WOO, SOKWON NOH, KIHOON PARK, JOONHYOUNG PARK, SE WAN SON, KWANHEE LEE, JONGYOON LEE
  • Publication number: 20250107261
    Abstract: 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: Application
    Filed: December 11, 2024
    Publication date: March 27, 2025
    Inventors: Jonghoon PARK, Bumsuk KIM, Yunki LEE, Bomi KIM, Kwanhee LEE, Yoongi JOUNG
  • Publication number: 20250081820
    Abstract: 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: Application
    Filed: July 31, 2024
    Publication date: March 6, 2025
    Inventors: JAESOO JUNG, KOHEI EBISUNO, MOOSOON KO, SUNGGEUN BAE, SE WAN SON, SANGHOON OH, MINWOO WOO, KWANHEE LEE, WANGWOO LEE, JISEON LEE
  • Publication number: 20250081638
    Abstract: 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: Application
    Filed: November 20, 2024
    Publication date: March 6, 2025
    Inventors: Jeongjin CHO, Kwanhee LEE
  • Patent number: 12232369
    Abstract: 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: Grant
    Filed: May 18, 2021
    Date of Patent: February 18, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jiyun Chun, Kwanhee Lee, Sangmin Yi, Sangyeol Kim