Patents by Inventor Seung Taek Oh

Seung Taek Oh 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: 12223871
    Abstract: The present disclosure relates a display device and a method compensating for deterioration thereof, and a mobile terminal including the display device. The display device includes: a display panel including a first pixel area, a second pixel area, and a third pixel area; a first optical device disposed below the display panel or embedded within the display panel in a predetermined sensing area on the display panel, the first optical device facing at least a portion of the first pixel area and a portion of the second pixel area when the display panel is folded or moved; and a pixel deterioration compensation circuit configured to operate to reduce a luminance difference between the first pixel area and the second pixel area by receiving sensing data from the first optical device in a deterioration sensing mode.
    Type: Grant
    Filed: June 9, 2023
    Date of Patent: February 11, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Dong Gun Lee, Seung Taek Oh, Yong Kyun Choi, Jung Hoon Lee
  • Patent number: 12225274
    Abstract: An embodiment discloses a display device including a display panel including a first display area and a second display area, a first image capturing assembly and a second image capturing assembly disposed below the second display area, and a rotating assembly configured to rotate the second image capturing assembly.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: February 11, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Taek Oh, Bo Yun Jung, Bo Gun Seo
  • Patent number: 12167635
    Abstract: The present disclosure relates to a display panel and a display device using the same. Between first and second pixel areas having different pixels per inch, a third pixel area is provided to have the same pixels per inch as the first pixel area. In the third pixel area, some of pixels emit light as ON pixels, and remaining background pixels except for the ON pixels are driven as OFF pixels or low luminance pixels.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: December 10, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Taek Oh, Seong Ho Cho, Min Sung Kang, Bo Gun Seo
  • Patent number: 12154516
    Abstract: The present disclosure relates to a display panel and a display device using the same. The display panel includes a pixel array in which a plurality of data lines, a plurality of gate lines crossing the data lines, and a plurality of pixels are disposed; a first gate driver configured to supply a gate signal to gate lines connected to pixels disposed in a first area of the pixel array; and a second gate driver configured to receive a carry signal from the first gate driver and supply a gate signal to gate lines connected to pixels disposed in a second area of the pixel array. The second gate driver includes a signal transmission unit disposed in the pixel array to receive the carry signal from the first gate driver.
    Type: Grant
    Filed: July 7, 2023
    Date of Patent: November 26, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun Suk Lee, Seung Taek Oh
  • Publication number: 20240355118
    Abstract: A receptacle analysis and tracking-based time series crop growth analysis method is proposed. The method may include acquiring a crop image representing an image of a crop taken by a camera, and recognizing from the crop image predetermined unit objects included in the crop. The method may also include clustering the predetermined unit objects to form a plurality of clusters, and reconstructing the plurality of clusters on the basis of a receptacle unit. The method may further include generating linkage information between the unit objects and clusters or between the plurality of clusters in each image having different temporal information.
    Type: Application
    Filed: March 15, 2024
    Publication date: October 24, 2024
    Inventors: Seung Woo KUM, JaeWon MOON, Seung Taek OH
  • Publication number: 20240331645
    Abstract: A display device can include a display panel configured to display an input image across a first subpixel region and a second subpixel region, a display panel driver configured to supply pixel data of the input image to subpixels of the display panel, and a light source disposed under the display panel in an area overlapped by the second subpixel region. Also, the display device can further include a controller configured to drive the light source in an emission permitting section set within a non-driving period of a group of subpixels among the subpixels that are disposed in at least a portion of the second subpixel region, in which a scan pulse is supplied to subpixels in the first and second subpixel regions during the emission permitting section.
    Type: Application
    Filed: June 13, 2024
    Publication date: October 3, 2024
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kyu Jin KIM, Seung Taek OH, Dong Gun LEE
  • Patent number: 12039942
    Abstract: A display device can include a display panel to display an input image across a first subpixel region and a second subpixel region; a display panel driver to supply pixel data of the input image to subpixels of the display panel; a light source disposed under the display panel in an area overlapped by the second subpixel region; and a controller to drive the light source in an emission permitting section set within a non-driving period of a group of subpixels among the subpixels that are disposed in at least a portion of the second subpixel region.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: July 16, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyu Jin Kim, Seung Taek Oh, Dong Gun Lee
  • Publication number: 20240221581
    Abstract: Provided are a display device and a driving method thereof. The display device includes a display panel with a plurality of pixels, a power supply configured to apply a pixel driving voltage and a low-potential supply voltage to the plurality of pixels, and a timing controller configured to adjust the low-potential supply voltage when a maximum grayscale represented by pixel data to be applied to the plurality of pixels is equal to or less than a predetermined threshold.
    Type: Application
    Filed: June 16, 2023
    Publication date: July 4, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Dong Gun LEE, Bo Gun SEO, Kyu Jin KIM, Seung Taek OH, Bo Yun JUNG
  • Publication number: 20240192797
    Abstract: A display panel includes a first pixel area in which a plurality of light emitting elements and a plurality of pixel circuit are disposed, and a second pixel area in which a plurality of light emitting elements are disposed, and the second pixel area further may include a plurality of transparent extension lines configured to electrically connect the plurality of light emitting elements disposed in the second pixel area to the plurality of pixel circuits disposed in the first pixel area.
    Type: Application
    Filed: June 14, 2023
    Publication date: June 13, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Seung Taek OH, Joung Mi CHOI, Dong Gun LEE
  • Publication number: 20240187312
    Abstract: An adaptive batch processing and apparatus is proposed. The adaptive batch processing method may be performed by a system including a server which saves a model trained by machine learning and a client which transmits input data by connecting to the server while requesting an analysis result based on the model for the corresponding input data. The method may include measuring an amount of available resources of the server in the server, calculating a batch size using the amount of the available resources measured by the server, and transmitting information about the calculated batch size to the client. The method may further include generating batch data of a size reflecting the transmitted information by generating a queue of a plurality of input data at the client, transmitting the generated batch data to the server, and performing an analysis based on the model on the batch data received from the server.
    Type: Application
    Filed: February 16, 2024
    Publication date: June 6, 2024
    Inventors: Seung Woo KUM, Jae Won MOON, Seung Taek OH
  • Publication number: 20240144848
    Abstract: The present disclosure relates a display device and a method compensating for deterioration thereof, and a mobile terminal including the display device. The display device includes: a display panel including a first pixel area, a second pixel area, and a third pixel area; a first optical device disposed below the display panel or embedded within the display panel in a predetermined sensing area on the display panel, the first optical device facing at least a portion of the first pixel area and a portion of the second pixel area when the display panel is folded or moved; and a pixel deterioration compensation circuit configured to operate to reduce a luminance difference between the first pixel area and the second pixel area by receiving sensing data from the first optical device in a deterioration sensing mode.
    Type: Application
    Filed: June 9, 2023
    Publication date: May 2, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Dong Gun LEE, Seung Taek OH, Yong Kyun CHOI, Jung Hoon LEE
  • Patent number: 11974486
    Abstract: A display device and a mobile terminal device including the same are provided, wherein the display device includes a display panel including a display area in which a plurality of display pixels are disposed, and a sensing area in which a plurality of display pixels and a plurality of sensor pixels are disposed. The display pixels of the display area and the display pixels of the first sensing area emit light by receiving a data voltage of an input image in a display mode. The sensor pixels in the first sensing area generate an electric currents according to light reflected from a fingerprint in a fingerprint recognition mode. A resolution of the display pixel is lower than a resolution of the sensor pixel in the first sensing area.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: April 30, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Man Hyeop Han, In Hyuk Song, Seung Taek Oh
  • Patent number: 11862079
    Abstract: A display device includes a display panel including a plurality of pixels, and an image capturing unit disposed below the plurality of pixels, wherein, when the image capturing unit is driven, the display panel is time-divisionally driven by dividing one frame into a plurality of sub-frame sections, and the image capturing unit is synchronized with the display panel to receive different color data for each section of the plurality of sub-frame sections.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: January 2, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Taek Oh, Dong Gun Lee, Bo Yun Jung
  • Patent number: 11861930
    Abstract: The present disclosure relates to a display panel and a display device using the same. The display panel includes a plurality of first unit pixel areas in which N subpixels (N is a positive integer greater than or equal to 3) for displaying data are disposed, and a plurality of second unit pixel areas in which N?1 subpixels for displaying data are disposed. Each of the first unit pixel areas and each of the second unit pixel areas have the same size. Each of the first and second unit pixel areas is a pixel area in a parallelogram or rhombus shape.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: January 2, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Man Hyeop Han, Joung Mi Choi, Seung Taek Oh
  • Patent number: 11830442
    Abstract: The present disclosure relates to a gamma voltage generating circuit and a display device including the same. The gamma voltage generating circuit may include: a first output terminal to output a first gamma voltage set as a black grayscale voltage; a second output terminal to output a second gamma voltage set as a higher grayscale voltage than the black grayscale voltage; a third output terminal to output a third gamma voltage set as a highest grayscale voltage of the first pixel area; and a fourth output terminal to output a fourth gamma voltage set as a highest grayscale voltage of the second pixel area.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: November 28, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Seung Taek Oh, Kyu Jin Kim, Bo Yun Jung
  • Publication number: 20230351973
    Abstract: The present disclosure relates to a display panel and a display device using the same. The display panel includes a pixel array in which a plurality of data lines, a plurality of gate lines crossing the data lines, and a plurality of pixels are disposed; a first gate driver configured to supply a gate signal to gate lines connected to pixels disposed in a first area of the pixel array; and a second gate driver configured to receive a carry signal from the first gate driver and supply a gate signal to gate lines connected to pixels disposed in a second area of the pixel array. The second gate driver includes a signal transmission unit disposed in the pixel array to receive the carry signal from the first gate driver.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hyun Suk LEE, Seung Taek OH
  • Patent number: 11741910
    Abstract: The present disclosure relates to a display panel and a display device using the same. The display panel includes a pixel array in which a plurality of data lines, a plurality of gate lines crossing the data lines, and a plurality of pixels are disposed; a first gate driver configured to supply a gate signal to gate lines connected to pixels disposed in a first area of the pixel array; and a second gate driver configured to receive a carry signal from the first gate driver and supply a gate signal to gate lines connected to pixels disposed in a second area of the pixel array. The second gate driver includes a signal transmission unit disposed in the pixel array to receive the carry signal from the first gate driver.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: August 29, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun Suk Lee, Seung Taek Oh
  • Publication number: 20230192945
    Abstract: A polyethylene terephthalate bulked continuous filament is manufactured by steps of melt-spinning, multi-step stretching a polyethylene terephthalate chip and a master batch chip for coloring, passing through a texturing nozzle, cooling, and winding and has an elastic modulus of 1.00E+07 to 5.00E+09Pa at a temperature range of 10° C. to 200° C., the filament being manufactured by steps of melt-spinning a polyethylene terephthalate chip and a master batch chip for coloring, multi-step stretching, passing through a texturing nozzle, cooling, and winding.
    Type: Application
    Filed: February 23, 2023
    Publication date: June 22, 2023
    Inventors: Seung Taek OH, Moo Song Kim
  • Publication number: 20230178013
    Abstract: A display device includes a display panel including a plurality of pixels, and an image capturing unit disposed below the plurality of pixels, wherein, when the image capturing unit is driven, the display panel is time-divisionally driven by dividing one frame into a plurality of sub-frame sections, and the image capturing unit is synchronized with the display panel to receive different color data for each section of the plurality of sub-frame sections.
    Type: Application
    Filed: November 18, 2022
    Publication date: June 8, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Seung Taek OH, Dong Gun LEE, Bo Yun JUNG
  • Publication number: 20230133190
    Abstract: An embodiment discloses a display device including a display panel including a first display area and a second display area, a first image capturing assembly and a second image capturing assembly disposed below the second display area, and a rotating assembly configured to rotate the second image capturing assembly.
    Type: Application
    Filed: October 26, 2022
    Publication date: May 4, 2023
    Inventors: Seung Taek OH, Bo Yun JUNG, Bo Gun SEO