Patents by Inventor Se Hyuk AN

Se Hyuk AN 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: 11663977
    Abstract: The present disclosure provides a display device that controls output of a scan signal, conversion of image data, and output of a data signal in response to partial scan driving. The display device includes a display panel driven in one of a first mode and a second mode, a scan driver sequentially supplying a scan signal for writing data in the first mode, a controller generating image data in which input image data is rearranged based on the first mode or the second mode, and a data driver converting the image data into data signals and supplying the data signals to output channels.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: May 30, 2023
    Assignee: Samsung Display Co., Lid.
    Inventors: Se Hyuk Park, Hong Soo Kim, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
  • Patent number: 11651728
    Abstract: A pixel includes a light emitting element, a first transistor including a gate electrode electrically connected to a first node, a second transistor including a gate electrode connected to a first scan line, a third transistor including a gate electrode connected to the first scan line, a fourth transistor including a gate electrode connected to a second scan line, a fifth transistor including a gate electrode electrically connected to a third scan line, an sixth transistor including a gate electrode electrically connected to the third scan line, a resistor electrically connected in parallel with the sixth transistor between the second node and the anode of the light emitting element, and an amplifier having a non-inverting terminal and an inverting terminal electrically connected to ends of the resistor, respectively.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: May 16, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Ha Sohn, Se Hyuk Park, Hae Kwan Seo, Jin Wook Yang
  • Patent number: 11631355
    Abstract: A display system includes: a host processor which outputs first image data and outputs scan frequency information and a partial scan enable signal, based on an image driving frequency; a display module controlled by the host processor; and an interface. The display module includes: a display driving circuit which controls a selection of pixel rows to which the data signals are supplied based on the scan frequency information and the partial scan enable signal; and a display panel which displays an image on selected pixel rows based on the data signals. In a video mode of the interface, the host processor divides and outputs the first image data through the interface during transmission periods, based on the image driving frequency, and suspends an output of the first image data through the interface during suspend periods.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: April 18, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hyuk Park, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
  • Patent number: 11626054
    Abstract: A display system and a driving method for a display system that includes an application processor configured to supply a mode control signal corresponding to a plurality of driving modes and input image data corresponding thereto; and a display module that includes pixels configured to display an image and configured to control any one of a plurality of gamma values and power source voltages supplied to the pixels in response to the plurality of driving modes.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: April 11, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se Hyuk Park, Hong Soo Kim, Jin Young Roh, Hae Kwan Seo, Jin Wook Yang, Hyo Jin Lee, Jae Keun Lim
  • Patent number: 11626074
    Abstract: A display device includes a display panel including a plurality of pixels each coupled to a write scan line, a compensation scan line, an initialization scan line, a bypass scan line, and a data line; and a scan driver configured to supply i (where i is a natural number) write scan pulses, compensation scan pulses, initialization scan pulses, and bypass scan pulses to the write scan line, the compensation scan line, the initialization scan line, and the bypass scan line, respectively, during a first period corresponding to one frame period, and to supply j (where j is a natural number other than i) write scan pulses to the write scan line during each of frame periods of a second period including a plurality of consecutive frame periods.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Young Roh, Hui Nam, Se Hyuk Park, Hyo Jin Lee
  • Publication number: 20230089661
    Abstract: A pixel includes a light emitting element, a first transistor including a gate electrode electrically connected to a first node, a second transistor including a gate electrode connected to a first scan line, a third transistor including a gate electrode connected to the first scan line, a fourth transistor including a gate electrode connected to a second scan line, a fifth transistor including a gate electrode electrically connected to a third scan line, an sixth transistor including a gate electrode electrically connected to the third scan line, a resistor electrically connected in parallel with the sixth transistor between the second node and the anode of the light emitting element, and an amplifier having a non-inverting terminal and an inverting terminal electrically connected to ends of the resistor, respectively.
    Type: Application
    Filed: April 20, 2022
    Publication date: March 23, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Young Ha SOHN, Se Hyuk PARK, Hae Kwan SEO, Jin Wook YANG
  • Patent number: 11610537
    Abstract: Provided is a display device comprising a pixel unit including first pixel rows connected to first scan lines and second pixel rows alternating with the first pixel rows and connected to second scan lines, a scan driver including first scan stages connected to the first scan lines and second scan stages connected to the second scan lines, and an emission driver including emission stages in which each of emission lines is connected to two or more pixel rows. Accordingly, the display device is capable of changing a display frequency and maintaining the same cycle in which luminance decreases when the display frequency is changed.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: March 21, 2023
    Inventors: Jae Keun Lim, Hong Soo Kim, Jin Young Roh, Se Hyuk Park, Woo Mi Bae, Hyo Jin Lee
  • Publication number: 20230061361
    Abstract: A superstrate for planarizing a substrate. The superstrate includes a body having a first side having a contact surface and a second side having a central portion and a peripheral portion surrounding the central portion. The peripheral portion includes a recessed region.
    Type: Application
    Filed: November 10, 2022
    Publication date: March 2, 2023
    Inventors: Seth J. Bamesberger, Ozkan Ozturk, Christopher Ellis Jones, Se-Hyuk Im
  • Patent number: 11594188
    Abstract: A display device including: a display panel including first and second display areas, and including pixels in the first and second display areas; and a data driver to output data signals to the pixels through a channels arranged along a first direction, wherein the channels include a first channel group corresponding to the first display area and a second channel group corresponding to the second display area, wherein some of the pixels emit light in different colors and have a first pixel arrangement along the first direction, and based on channel selection information about the first or second channel groups, the data driver outputs first data signals in a first output order along the first direction corresponding to the first pixel arrangement through the first channel group, and outputs second data signals in a second output order different from the first output order through the second channel group.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hyuk Park, Seung Jae Lee
  • Patent number: 11587514
    Abstract: Embodiments of the present disclosure relate to a display device and a driving method thereof, and the display device includes a demultiplexer connected to a first data line and transferring a data signal from the first data line to a plurality of second data lines during a data writing period of one frame, a compensator calculating an on-pixel ratio (OPR) using input data in the one frame and generating compensation data corresponding to a calculated OPR, and a data driver supplying the data signal to the first data line using the input data during the data writing period, and supplying a compensation data signal to the first data line using the compensation data in a blank period of the one frame, and the demultiplexer supplies the compensation data signal from the first data line to a second data line during the blank period.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: February 21, 2023
    Inventors: Jin Young Roh, Hong Soo Kim, Se Hyuk Park, Hyo Jin Lee, Jae Keun Lim
  • Publication number: 20230023140
    Abstract: The present invention relates to a 6-6 bicyclic ring-containing compound derivative and use thereof. The compound according to the present invention acts as a PRMT5 inhibitor, and thus can be effectively used in the prevention or treatment of diseases caused by PRMT5.
    Type: Application
    Filed: October 22, 2020
    Publication date: January 26, 2023
    Inventors: Yong Je SHIN, Jin Hee KIM, Jun LEE, Hyun Suk CHOI, Se Hyuk KIM, Eun Ji KANG, Sook Kyung PARK, Ho Youl LEE, Ho Yeon LEE
  • Patent number: 11562924
    Abstract: A superstrate for planarizing a substrate. The superstrate includes a body having a first side having a contact surface and a second side having a central portion and a peripheral portion surrounding the central portion. The peripheral portion includes a recessed region.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: January 24, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Seth J. Bamesberger, Ozkan Ozturk, Christopher Ellis Jones, Se-Hyuk Im
  • Publication number: 20230018362
    Abstract: A display device includes: a data driver for supplying a data signal to output lines; a demultiplexer connected to each of the output lines, the demultiplexer to supply the data signal supplied to each output line to a first data line and a second data line; first pixels disposed in a (2j?1)-th column and a (2k?1)-th row, the first pixels being connected to the first data line, wherein j and k are positive integers; second pixels disposed in the (2j?1)-th column and a (2k)-th row, the second pixels being connected to the second data line; third pixels disposed in a (2j)-th column and the (2k?1)-th row, the third pixels being connected to the first data line; and fourth pixels disposed in the (2j)-th column and the (2k)-th row, the fourth pixels being connected to the second data line.
    Type: Application
    Filed: March 28, 2022
    Publication date: January 19, 2023
    Inventors: Se Hyuk Park, Jin Young Roh, Woo Mi Bae, Hae Kwan Seo, Young Ha Sohn, Jin Wook Yang
  • Publication number: 20220415258
    Abstract: A display device includes: a data driver for supplying a data signal to each of a plurality of data lines; and a pixel unit including a plurality of sub-pixels. The pixel unit further includes one dummy data line disposed separate from a data line of a first column among the data lines. The data line of the first column is connected to sub-pixels disposed on odd-numbered pixel rows among sub-pixels disposed on a first pixel column, and is connected to sub-pixels disposed on even-numbered pixel rows among sub-pixels disposed on a third pixel column. The dummy data line is connected to sub-pixels disposed on the even-numbered pixel rows among the sub-pixels disposed on the first pixel column.
    Type: Application
    Filed: June 14, 2022
    Publication date: December 29, 2022
    Inventors: Se Hyuk PARK, Jin Young ROH, Woo Mi BAE, Hae Kwan SEO, Young Ha SOHN, Jin Wook YANG
  • Publication number: 20220402902
    Abstract: The present disclosure relates to a compound derivative containing a 6-7 bicyclic ring and use thereof. The compound according to the present invention can be effectively used in the prevention or treatment of diseases caused by PRMT5 by acting as a PRMT5 inhibitor.
    Type: Application
    Filed: July 19, 2021
    Publication date: December 22, 2022
    Inventors: Yong Je SHIN, Jin Hee KIM, Jun LEE, Sook Kyung PARK, Ho Yeon LEE, Hyun Suk CHOI, Se Hyuk KIM, Eun Ji KANG, Ho Youl LEE, Soo Yeon JUNG
  • Patent number: 11527204
    Abstract: A display apparatus includes a display panel, a first gate driver, a second gate driver, a third gate driver, and a data driver. The display apparatus is operable in a low frequency driving mode, and the low frequency driving mode includes a writing frame and a holding frame. At least one of gate power voltages used to generate a first gate signal, a second gate signal, and an emission signal has a first voltage level in the writing frame of the low frequency driving mode and a second voltage level in the holding frame of the low frequency driving mode. The data voltage is applied to the pixel in the writing frame of the low frequency driving mode. The data voltage applied to the pixel in the writing frame of the low frequency driving mode is maintained in the holding frame of the low frequency driving mode.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: December 13, 2022
    Inventors: Se Hyuk Park, Hong Soo Kim, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
  • Patent number: 11521531
    Abstract: A display device includes a display panel including a plurality of pixels, and a panel driver including N registers, where N is an integer greater than 1. The panel driver is configured to divide the display panel into N first detection regions, to perform a first still image detection operation on each of the N first detection regions by using the N registers, to divide the display panel into N second detection regions different from the N first detection regions by using a result of the first still image detection operation, and to perform a second still image detection operation on each of the N second detection regions by using the N registers.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hong Soo Kim, Jin Young Roh, Se Hyuk Park, Hyo Jin Lee, Jae Keun Lim, Jun Heyung Jung
  • Patent number: 11521546
    Abstract: A display device comprises pixels, an emission control driver, a scan driver, and a timing controller for selecting whether the display device is to operate in a first display mode in which the display device is driven at a first frequency or a second display mode in which the display device is driven at a second frequency lower than the first frequency based on input image data. The first display mode comprises first frame periods, and the second display mode comprises second frame periods having at least two sub-frames having a period equal to the first frame period. A total time required to supply the scan signals to the scan lines in one first frame period of the first frame periods and a total time required to supply the scan signals to the scan lines in one second frame period of the second frame periods are substantially same.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: December 6, 2022
    Inventors: Se Hyuk Park, Hong Soo Kim, Jin Young Roh, Hyo Jin Lee, Jae Keun Lim
  • Publication number: 20220375380
    Abstract: A display system and a driving method for a display system that includes an application processor configured to supply a mode control signal corresponding to a plurality of driving modes and input image data corresponding thereto; and a display module that includes pixels configured to display an image and configured to control any one of a plurality of gamma values and power source voltages supplied to the pixels in response to the plurality of driving modes.
    Type: Application
    Filed: April 19, 2022
    Publication date: November 24, 2022
    Inventors: Se Hyuk PARK, Hong Soo KIM, Jin Young ROH, Hae Kwan SEO, Jin Wook YANG, Hyo Jin LEE, Jae Keun LIM
  • Patent number: 11501678
    Abstract: A display panel includes a display panel displaying an image including a moving image and a static image; a controller generating first image data to the first area in a first arrangement type, and generating second image data to the second area in a second arrangement type; a scan driver sequentially supplying scan signals to all of pixel rows of the first area during a first period of a first frame and sequentially supplying scan signals to a part of pixel rows of the second area exclusively during a second period of the first frame; and a data driver supplying data signals corresponding to the first image data to data lines during the first period, and supplying data signals corresponding to the second image data to the data lines during the second period.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: November 15, 2022
    Inventors: Ji Youn Kim, Hong Soo Kim, Se Hyuk Park, Jun Heyung Jung, Man Seung Cho