Patents by Inventor Hyun Jong Ji

Hyun Jong Ji 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).

  • Publication number: 20240221677
    Abstract: A display device includes a display panel having a plurality of subpixels arranged in a row and a column; a first gate driving unit supplying a plurality of gate signals to the first subpixel through a plurality of first gate lines; a second gate driving unit supplying the plurality of gate signals to the second subpixel through a plurality of second gate lines; a data driving unit supplying a plurality of data signals through the plurality of data lines; and a timing controlling unit controlling the first gate driving unit, the second gate driving unit and the data driving unit, wherein the timing controlling unit controls the first gate driving unit independently from the second gate driving unit to consecutively supply the plurality of gate signals to the first subpixel through the plurality of first gate lines.
    Type: Application
    Filed: October 26, 2023
    Publication date: July 4, 2024
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Shinji TAKASUGI, Hyun-Jong JI
  • Patent number: 11403985
    Abstract: A display control device includes: an input part receiving an input signal including gray levels of the first color, the second color and the third color constituting a color for each of the plurality of pixels; a selection part selecting at least one of the plurality of pixels as a selection pixel and other of the plurality of pixels as a non-selection pixel; and an output part outputting an output signal controlling luminances of the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel based on the input signal, wherein at least one of the first sub-pixel, the second sub-pixel and the third sub-pixel of the non-selection pixel is controlled to have a luminance of 0 according to the output signal, and wherein the fourth sub-pixel of the selection pixel is controlled to have a luminance of 0 according to the output signal.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: August 2, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Shinji Takasugi, Hyun-Jong Ji
  • Patent number: 11249712
    Abstract: A display system includes: first to Nth (N is an integer greater than or equal to 2) display panels; a drive part configured to output first to Nth video signals of a video to be respectively displayed on the first to Nth display panels and first to Nth control signals for respectively controlling the first to Nth display panels; and a transmission part configured to transmit the first to Nth video signals and the first to Nth control signals to the first to Nth display panels, wherein the transmission part includes first to Nth relay parts, and the mth (m is an integer satisfying 1?m?N?1) relay part outputs the mth video signal to the mth display panel and outputs the (m+1)th to Nth video signals to the (m+1)th relay part.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: February 15, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun-Jong Ji, Takayuki Suzuki, Katsuyoshi Hiraki
  • Publication number: 20210182010
    Abstract: A display system includes: first to Nth (N is an integer greater than or equal to 2) display panels; a drive part configured to output first to Nth video signals of a video to be respectively displayed on the first to Nth display panels and first to Nth control signals for respectively controlling the first to Nth display panels; and a transmission part configured to transmit the first to Nth video signals and the first to Nth control signals to the first to Nth display panels, wherein the transmission part includes first to Nth relay parts, and the mth (m is an integer satisfying 1?m?N?1) relay part outputs the mth video signal to the mth display panel and outputs the (m+1)th to Nth video signals to the (m+1)th relay part.
    Type: Application
    Filed: December 10, 2020
    Publication date: June 17, 2021
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hyun-Jong JI, Takayuki SUZUKI, Katsuyoshi HIRAKI
  • Publication number: 20200402440
    Abstract: A display control device includes: an input part receiving an input signal including gray levels of the first color, the second color and the third color constituting a color for each of the plurality of pixels; a selection part selecting at least one of the plurality of pixels as a selection pixel and other of the plurality of pixels as a non-selection pixel; and an output part outputting an output signal controlling luminances of the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel based on the input signal, wherein at least one of the first sub-pixel, the second sub-pixel and the third sub-pixel of the non-selection pixel is controlled to have a luminance of 0 according to the output signal, and wherein the fourth sub-pixel of the selection pixel is controlled to have a luminance of 0 according to the output signal.
    Type: Application
    Filed: June 22, 2020
    Publication date: December 24, 2020
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Shinji TAKASUGI, Hyun-Jong JI
  • Patent number: 9287304
    Abstract: Provided are a pixel, a pixel array, and an image sensor including the pixel array. The pixel includes a photoelectric converter, a capacitor, a variable capacitor, and a switching element. The capacitor accumulates electric charges converted by the photoelectric converter. The variable capacitor is connected to the capacitor, and has capacitance varied according to a potential of the capacitor. The switching element outputs the potential of the capacitor.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: March 15, 2016
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seong Hyung Park, Woon Il Choi, Seung Hoon Sa, Cheong Yong Park, Dong Gyu Lee, Hyun Jong Ji
  • Patent number: 8896732
    Abstract: Disclosed are a pixel, a pixel array, a method for manufacturing the pixel array, and an image sensor including the pixel array. The pixel includes a first color filter layer to transmit a visible light and an IR, and a second color filter layer to transmit a light, in which the visible light is blocked, at one side of the first color filter layer.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: November 25, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seung Hoon Sa, Jung Chan Kyoung, Dong Gyu Lee, Jong Min You, Hyun Jong Ji, Jung Wan Jeong
  • Patent number: 8704928
    Abstract: Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a capacitor for storing charges converted by the photo-electro conversion unit; an output switching device for outputting an electric potential of the capacitor; and a removal unit for removing a part of the charges converted by the photo-electro conversion unit.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: April 22, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seung Hoon Sa, Woon Il Choi, Seong Hyung Park, Chun Hee Jeong, Dong Hyuk Park, Cheong Yong Park, Jung Chan Kyoung, Jung Wan Jeong, Dong Gyu Lee, Jong Min You, Hyun Jong Ji
  • Patent number: 8599294
    Abstract: Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a first capacitor for storing a first quantity of charges of the photo-electro conversion unit; a second capacitor for storing a second quantity of charges of the photo-electro conversion unit; and an output unit to output the first and second quantities of the charges.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: December 3, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seung Hoon Sa, Woon II Choi, Seong Hyung Park, Chun Hee Jeong, Dong Hyuk Park, Cheong Yong Park, Jung Chan Kyoung, Jung Wan Jeong, Dong Gyu Lee, Jong Min You, Hyun Jong Ji
  • Publication number: 20120261549
    Abstract: Provided are a pixel, a pixel array, and an image sensor including the pixel array. The pixel includes a photoelectric converter, a capacitor, a variable capacitor, and a switching element. The capacitor accumulates electric charges converted by the photoelectric converter. The variable capacitor is connected to the capacitor, and has capacitance varied according to a potential of the capacitor. The switching element outputs the potential of the capacitor.
    Type: Application
    Filed: April 29, 2011
    Publication date: October 18, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: SEONG HYUNG PARK, Woon II Choi, Seung Hoon Sa, Cheong Yong Park, Dong Gyu Lee, Hyun Jong Ji
  • Publication number: 20120257093
    Abstract: Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a first capacitor for storing a first quantity of charges of the photo-electro conversion unit; a second capacitor for storing a second quantity of charges of the photo-electro conversion unit; and an output unit to output the first and second quantities of the charges.
    Type: Application
    Filed: April 29, 2011
    Publication date: October 11, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Seung Hoon Sa, Woon Il Choi, Seong Hyung Park, Chun Hee Jeong, Dong Hyuk Park, Cheong Yong Park, Jung Chan Kyoung, Jung Wan Jeong, Dong Gyu Lee, Jong Min You, Hyun Jong Ji
  • Publication number: 20120257092
    Abstract: Disclosed are a pixel, a pixel array, an image sensor including the pixel array and a method for operating the image sensor. The pixel includes a photo-electro conversion unit; a capacitor for storing charges converted by the photo-electro conversion unit; an output switching device for outputting an electric potential of the capacitor; and a removal unit for removing a part of the charges converted by the photo-electro conversion unit.
    Type: Application
    Filed: April 29, 2011
    Publication date: October 11, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Seung Hoon Sa, Woon Il Choi, Seong Hyung Park, Chun Hee Jeong, Dong Hyuk Park, Cheong Yong Park, Jung Chan Kyoung, Jung Wan Jeong, Dong Gyu Lee, Jong Min You, Hyun Jong Ji
  • Publication number: 20120257090
    Abstract: Disclosed are a pixel, a pixel array, a method for manufacturing the pixel array, and an image sensor including the pixel array. The pixel includes a first color filter layer to transmit a visible light and an IR, and a second color filter layer to transmit a light, in which the visible light is blocked, at one side of the first color filter layer.
    Type: Application
    Filed: April 29, 2011
    Publication date: October 11, 2012
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Seung Hoon Sa, Jung Chan Kyoung, Dong Gyu Lee, Jong Min You, Hyun Jong Ji, Jung Wan Jeong