Patents by Inventor Byung-Sun Lee

Byung-Sun 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: 11963410
    Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Byung Sun Kim, Jae Yong Lee, Chung Yi, Hyung Jun Park, Su Jin Lee
  • Patent number: 11950522
    Abstract: A method for manufacturing an electronic device including a semiconductor memory may include forming a first carbon electrode material, surface-treating the first carbon electrode material to decrease a surface roughness of the first carbon electrode material, and forming a second carbon electrode material on the treated surface of the first carbon electrode material. The second carbon electrode material may have a thickness that is greater than a thickness of the first carbon electrode material.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: April 2, 2024
    Assignee: SK hynix Inc.
    Inventors: Myoung Sub Kim, Tae Hoon Kim, Beom Seok Lee, Seung Yun Lee, Hwan Jun Zang, Byung Jick Cho, Ji Sun Han
  • Publication number: 20240105897
    Abstract: A display device comprises a first substrate comprising a first contact hole, a laser absorption layer disposed on the first substrate and containing amorphous silicon, a first barrier insulating layer disposed on the laser absorption layer, fan-out lines disposed in a metal layer on the first barrier insulating layer and comprising pad portions inserted into second contact holes provided in the first barrier insulating layer and the laser absorption layer, a second barrier insulating layer disposed on the metal layer, a second substrate disposed on the second barrier insulating layer, and a display layer disposed on the second substrate. The second substrate is inserted into a third contact hole provided in the second barrier insulating layer, the first barrier insulating layer, and the laser absorption layer disposed between the pad portions.
    Type: Application
    Filed: July 21, 2023
    Publication date: March 28, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Se Hun CHOI, Dong Sung LEE, Mi Sun KIM, Byung Hoon KIM, Tae Oh KIM
  • Patent number: 11941249
    Abstract: A memory device, a host device and a memory system are provided. The memory device may include a plurality of storage units configured to store data, and at least one device controller configured to, receive a read command from at least one host device and to read data stored in the plurality of storage units in response to the read command, the at least one host device including at least one host memory including a plurality of HPB (high performance boosting) entry storage regions, and provide the at least one host device with a response command, the response command indicating an activation or deactivation of the plurality of HPB entry storage regions, the response command including HPB entry type information which indicates a HPB entry type of the HPB entry storage region.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Woo Kim, Jae Sun No, Byung June Song, Kyoung Back Lee, Wook Han Jeong
  • Patent number: 11929029
    Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: March 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Jun Park, Yang Wan Kim, Byung Sun Kim, Su Jin Lee, Jae Yong Lee
  • Patent number: 11917873
    Abstract: A display device includes a substrate having a pixel area and a peripheral area, a plurality of pixels disposed on the substrate in the pixel area, a plurality of data lines that supply a plurality of data signals to the pixels, a plurality of scan lines that supply a plurality of scan signals to the pixels, a plurality of power supply lines that supply a first voltage to the pixels, and first through third insulating layers. The first insulating layer is disposed on the substrate, the second insulating layer is disposed on the first insulating layer, and the third insulating layer is disposed on the second insulating layer. The scan lines are disposed below the third insulating layer on the substrate in the pixel area, and are disposed on the third insulating layer in the peripheral area.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Sun Kim, Sun Ja Kwon, Yang Wan Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Patent number: 11644198
    Abstract: Disclosed herein is a cooking appliance including a communicator configured to perform communication with a terminal, an input unit configured to receive information from a user, and a controller configured to, when information on time until which remote control using the terminal is available is received via at least one of the communicator and the input unit, control the communication with the terminal. According to the present disclosure, by allowing a user to set a time at which a remote control mode is automatically cancelled after cooking is finished, the remote control is available during a time set by the user even after cooking is finished, and thus the usability of the remote control mode can be improved.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: May 9, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung Sun Lee, Young-Woon Kim
  • Patent number: 11623420
    Abstract: The present specification relates to a method for manufacturing a polarizing plate using a mask film used for manufacturing a polarizing plate having a locally bleached area, and a polarizing plate manufactured using the same.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: April 11, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Byung Sun Lee, Kyun Il Rah
  • Publication number: 20210292604
    Abstract: The present disclosure relates to a mask film used for manufacturing a polarizing plate having a locally bleached area, and a polarizing plate manufactured using the same.
    Type: Application
    Filed: August 22, 2019
    Publication date: September 23, 2021
    Inventors: Byung Sun LEE, Jaehong PARK, Kyun Il RAH, Du Jin CHOI
  • Publication number: 20210268754
    Abstract: The present specification relates to a method for manufacturing a polarizing plate using a mask film used for manufacturing a polarizing plate having a locally bleached area, and a polarizing plate manufactured using the same.
    Type: Application
    Filed: August 22, 2019
    Publication date: September 2, 2021
    Inventors: Byung Sun LEE, Kyun Il RAH
  • Patent number: 11099420
    Abstract: An optical device is disclose herein. In some embodiments, an optical device includes an active liquid crystal element film, wherein the active liquid crystal element film comprises two base films, an active liquid crystal layer present between the two base films, wherein the active liquid crystal layer contains a liquid crystal compound and is capable of switching between a first oriented state and a second oriented state, and a polarizing coating layer, wherein the polarizing coating layer is present between one of the two base films and the active liquid crystal layer. The optical device is capable of varying transmittance, and can be used for various applications such as sunglasses, AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: August 24, 2021
    Inventors: Ji Hoon Park, Byoung Kun Jeon, Moon Soo Park, Jun Won Chang, Dae Hee Lee, Hye Min Yu, Young Shin Lee, Byung Sun Lee
  • Patent number: 11092729
    Abstract: The present application relates to a stacked polarizing plate comprising: a polyvinyl alcohol-based polarizer having one or more of iodine and a dichroic dye; and a film provided on one surface of the polyvinyl alcohol-based polarizing plate and comprising a lyotropic liquid crystal compound which absorbs light having a wavelength of 380 nm to 780 nm, and a liquid crystal display device comprising the same.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: August 17, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Byung Sun Lee, Kyun Il Rah
  • Patent number: 10928572
    Abstract: The present specification relates to a method for manufacturing a polarizing plate and a polarizing plate. More particularly, the present specification relates to a method for manufacturing a polarizing plate locally having a depolarization region, and a polarizing plate.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: February 23, 2021
    Inventors: Byung Sun Lee, Sung Hyun Nam, Kyun Il Rah
  • Publication number: 20200333660
    Abstract: An optical device is disclose herein. In some embodiments, an optical device includes an active liquid crystal element film, wherein the active liquid crystal element film comprises two base films, an active liquid crystal layer present between the two base films, wherein the active liquid crystal layer contains a liquid crystal compound and is capable of switching between a first oriented state and a second oriented state, and a polarizing coating layer, wherein the polarizing coating layer is present between one of the two base films and the active liquid crystal layer. The optical device is capable of varying transmittance, and can be used for various applications such as sunglasses, AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.
    Type: Application
    Filed: April 25, 2018
    Publication date: October 22, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ji Hoon Park, Byoung Kun Jeon, Moon Soo Park, Jun Won Chang, Dae Hee Lee, Hye Min Yu, Young Shin Lee, Byung Sun Lee
  • Publication number: 20200209449
    Abstract: The present application relates to a stacked polarizing plate comprising: a polyvinyl alcohol-based polarizer having one or more of iodine and a dichroic dye; and a film provided on one surface of the polyvinyl alcohol-based polarizing plate and comprising a lyotropic liquid crystal compound which absorbs light having a wavelength of 380 nm to 780 nm, and a liquid crystal display device comprising the same.
    Type: Application
    Filed: November 13, 2018
    Publication date: July 2, 2020
    Inventors: Byung Sun Lee, Kyun Il Rah
  • Patent number: 10649271
    Abstract: The present application relates to a polarizing plate and a display device. In the present application, a polarizing plate can be provided, which can be applied to a display device comprising a highly reflective panel to solve disadvantages while maintaining advantages of the device. In the present application, a display device comprising the polarizing plate and the highly reflective panel can also be provided.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: May 12, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sung Hyun Nam, Kyung Ki Hong, Yeong Rae Chang, Heon Kim, Kyun Il Rah, Jong Hyun Jung, Byung Sun Lee, Eung Jin Jang, Jin Yong Park, Deok Woo Park, Ji Young Kim
  • Patent number: 10634835
    Abstract: The present application relates to a polarizing plate and a display device. In the present application, a polarizing plate can be provided, which can be applied to a display device comprising a highly reflective panel to solve disadvantages while maintaining advantages of the device. In the present application, a display device comprising the polarizing plate and the highly reflective panel can also be provided.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: April 28, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sung Hyun Nam, Kyun Il Rah, Byung Sun Lee, Jong Hyun Jung, Ji Young Kim
  • Patent number: 10527769
    Abstract: The present invention relates to a method for manufacturing a polarizing plate, the method including: preparing a polarizing plate where a protection film is laminated on one surface of a polyvinyl alcohol-based polarizer dyed with at least one or more of iodine and dichromatic dyes; and forming a depolarization region having single transmittance of 80% or more at a wavelength band in a range of 400 nm to 800 nm by bringing a decoloring solution including 1 to 30 wt % of a decolorant into local contact with the other surface of the polarizer, and a polarizing plate manufactured by using the same.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: January 7, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Byung Sun Lee, Ji Young Kim, Sung Hyun Nam, Kyun Il Rah
  • Patent number: 10436960
    Abstract: The present invention relates to a method for manufacturing a polarizing element including locally bleached areas including steps of providing a polarizing element including a polyvinyl alcohol-based polarizer in which at least one or more of iodine and dichroic dye is oriented in a certain direction; partially bleaching the polyvinyl alcohol-based polarizer by bringing a bleaching solution into contact with one surface of the polyvinyl alcohol-based polarizer through a printing method; and correcting an appearance of the partially bleached polarizing element.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: October 8, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Beom Seok Lee, Eung Jin Jang, Kyun Il Rah, Hyung Koo Kang, Byung Sun Lee, Du Jin Choi, Ho Jeong Yun
  • Patent number: 10436962
    Abstract: The present invention relates to a method of manufacturing a polarizer, including: preparing a polyvinyl alcohol-based polarizer dyed with one or more of iodine and dichromatic dyes; and forming a depolarization region having simple substance transmittance of 80% or more in a wavelength band of 400 nm to 800 nm by bringing a decoloring solution including 1 wt % to 30 wt % of a decolorant into local contact with some regions of the polarizer, and a polarizer manufactured using the same.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: October 8, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Byung-Sun Lee, Sung-Hyun Nam, Kyun-Il Rah