Patents by Inventor Byung-Ki Chun

Byung-Ki Chun 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: 10923009
    Abstract: An image compensator includes: a shift path updater for updating a first preliminary shift direction of a fixed image included in an image in a preset first period according a first shift scenario, and updating a second preliminary shift direction of the fixed image in a preset second period according a second shift scenario; a shift direction determiner for correcting the first preliminary shift direction and the second preliminary shift direction respectively to a first target shift direction and a second target shift direction, based on a result obtained by comparing the first preliminary shift direction and the second preliminary shift direction; a first shift controller for performing a first image shift, based on the first target shift direction; and a second shift controller for performing a second image shift, based on the second target shift direction.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: February 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Gyu Lee, Byung Ki Chun
  • Publication number: 20210035524
    Abstract: A display device includes: a frame data counter configured to calculate frame information of an image displayed in a display area; a speed controller configured to determine a moving speed of the image; and a scenario determiner configured to determine a moving direction and moving amount of the image.
    Type: Application
    Filed: March 26, 2020
    Publication date: February 4, 2021
    Inventors: Byung Ki CHUN, Soon Dong KIM, Hae Kwan SEO, Seung Jae LEE, Jun Gyu LEE, Bong Ju JUN
  • Publication number: 20210027700
    Abstract: A display device including: a first pixel region including first pixels connected to a data line and first scan lines; a second pixel region in contact with the first pixel region at a first boundary and including second pixels connected to the data line and second scan lines; and a third pixel region in contact with the second pixel region at a second boundary and including third pixels connected to the data line and third scan lines, wherein the display device is configured to scale an image displayed in the second pixel region one or more times based on the second pixel region maintaining a folded state.
    Type: Application
    Filed: July 1, 2020
    Publication date: January 28, 2021
    Inventors: Byung Ki CHUN, Seung Jae LEE, Hae Kwan SEO, Chang Noh YOON, Soon Dong KIM, Ji Hye KIM, Jun Gyu LEE, Jun Heyung JUNG, Young Wook YOO, Kuk Hwan AHN, Hyun Jun LIM
  • Patent number: 10810919
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: October 20, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Publication number: 20200302843
    Abstract: There is provided a method of displaying an image on a display device, the method including moving an image displayed at an image display region of the display device, and reducing a first region and enlarging a second region, the first and second regions included in the image, wherein the image has a smaller size than the image display region.
    Type: Application
    Filed: June 8, 2020
    Publication date: September 24, 2020
    Inventors: Byung Ki Chun, Jin Woo Noh, Jun Gyu Lee
  • Patent number: 10706757
    Abstract: There is provided a method of displaying an image on a display device, the method including moving an image displayed at an image display region of the display device, and reducing a first region and enlarging a second region, the first and second regions included in the image, wherein the image has a smaller size than the image display region.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: July 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Jin Woo Noh, Jun Gyu Lee
  • Publication number: 20200082796
    Abstract: An afterimage compensator includes: a global shifter configured to determine an upscaling area and a downscaling area of a display unit, that together correspond to a preset global shift path, to shift a main image of the display unit; a logo shifter configured to analyze image data corresponding to a logo image and a preset logo peripheral area surrounding the logo image, and configured to determine a logo upscaling area and a logo downscaling area that are each included in the logo peripheral area, the logo shifter being further configured to shift the logo image; and a scaler configured to combine the upscaling area, the downscaling area, the logo upscaling area, and the logo downscaling area and configured to scale image data corresponding to the combined scaling area.
    Type: Application
    Filed: June 20, 2019
    Publication date: March 12, 2020
    Inventors: Byung Ki CHUN, Young Wook YOO, Jun Gyu LEE
  • Publication number: 20200074596
    Abstract: An afterimage compensator includes: a logo detector configured to detect a logo area including a logo image displayed in a display panel and a logo background image included in a preset range at the periphery of the logo image, based on input image data; a blurring determiner configured to determine a blurring area corresponding to the logo image, using the logo image and the logo background image; and an image corrector configured to blur the logo image, based on the blurring area.
    Type: Application
    Filed: July 8, 2019
    Publication date: March 5, 2020
    Inventors: Byung Ki CHUN, Young Wook YOO, Jun Gyu LEE
  • Publication number: 20200074906
    Abstract: An image compensator includes: a shift path updater for updating a first preliminary shift direction of a fixed image included in an image in a preset first period according a first shift scenario, and updating a second preliminary shift direction of the fixed image in a preset second period according a second shift scenario; a shift direction determiner for correcting the first preliminary shift direction and the second preliminary shift direction respectively to a first target shift direction and a second target shift direction, based on a result obtained by comparing the first preliminary shift direction and the second preliminary shift direction; a first shift controller for performing a first image shift, based on the first target shift direction; and a second shift controller for performing a second image shift, based on the second target shift direction.
    Type: Application
    Filed: July 26, 2019
    Publication date: March 5, 2020
    Inventors: Jun Gyu LEE, Byung Ki CHUN
  • Patent number: 10559241
    Abstract: A method for displaying an image using a display device includes generating first image data corresponding to a first image displayed in a first area in an image display area, differently determining the size of a second area in which a second image is displayed corresponding to shift information of a preset image, generating second image data corresponding to the second image, based on the first image data, generating a data signal, based on the first image data or the second image data, and emitting light with a luminance corresponding to the data signal.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: February 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Woo Noh, Jun Gyu Lee, Byung Ki Chun
  • Patent number: 10559250
    Abstract: A display device includes a display panel including a plurality of pixels, and a display driver, wherein the image includes at least one X-axis edge pattern in which a difference between gradation values of the two pixels adjacent to each other in an X-axis direction is equal to or greater than a reference gradation value difference, and at least one Y-axis edge pattern in which a difference between gradation values of the two pixels adjacent to each other in a Y-axis direction is equal to or greater than the reference gradation value difference, and degree of movement of some areas of the image in the X-axis direction is greater than degree of movement of some areas of the image in the Y-axis direction when the number of the X-axis edge patterns included in the image is larger than the number of the Y-axis edge patterns included in the image.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: February 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Jun Gyu Lee, Kyung Man Kim
  • Publication number: 20190371223
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Application
    Filed: August 16, 2019
    Publication date: December 5, 2019
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Patent number: 10431133
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Patent number: 10417999
    Abstract: A display device and a method of operation that can reduce memory utilization during a pixel shift operation. The device includes a display panel including a first pixel and a second pixel, a processor configured to generate a first image data corresponding to the first pixel, and a first timing control signal. An image corrector is configured to generate a second image data corresponding to the second pixel based on the first image data, and shift the first timing control signal by using a positional relationship between the first pixel and the second pixel to generate a second timing control signal. A data driver is configured to generate a data signal based on the second image data and the second timing control signal.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: September 17, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Gyu Lee, Jin Woo Noh, Byung Ki Chun
  • Patent number: 10402011
    Abstract: A touch screen display device includes: an image corrector for converting first image data for displaying on pixels to second image data for displaying on the pixels, and for generating a lookup table based on the conversion; and a processor for correcting second touch positions based on the second image data to first touch positions based on the first image data using the lookup table. A method of driving a touch screen display device includes converting first image data for displaying on pixels to second image data for displaying on the pixels, generating a lookup table based on the conversion, and correcting second touch positions based on the second image data to first touch positions based on the first image data by using the lookup table.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: September 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Joo Hyung Lee, Won Woo Jang
  • Publication number: 20190088194
    Abstract: A display device includes a display panel including a plurality of pixels, and a display driver, wherein the image includes at least one X-axis edge pattern in which a difference between gradation values of the two pixels adjacent to each other in an X-axis direction is equal to or greater than a reference gradation value difference, and at least one Y-axis edge pattern in which a difference between gradation values of the two pixels adjacent to each other in a Y-axis direction is equal to or greater than the reference gradation value difference, and degree of movement of some areas of the image in the X-axis direction is greater than degree of movement of some areas of the image in the Y-axis direction when the number of the X-axis edge patterns included in the image is larger than the number of the Y-axis edge patterns included in the image.
    Type: Application
    Filed: March 5, 2018
    Publication date: March 21, 2019
    Inventors: Byung Ki CHUN, Jun Gyu LEE, Kyung Man KIM
  • Publication number: 20190066558
    Abstract: An image shift control method including generating image position information by using sample data of first image data; and determining a movement direction and a movement amount of an image by using the image position information.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Patent number: 10163380
    Abstract: There is provided an image corrector including a shift determiner configured to determine a shift direction and a shift amount of an image corresponding to first image data, an area determiner configured to divide the image into a plurality of areas and, in accordance with the shift direction, to determine a first area of the plurality of areas as a reduction area and a second area of the plurality of areas as an enlargement area, and an image data generator configured to set second image data corresponding to the shift amount of the image corresponding to the first area.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: December 25, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Jin Woo Noh, Jun Gyu Lee
  • Patent number: 10140899
    Abstract: An image shift controller and a display device including the same, the image shift controller including a starting position generator configured to generate image position information using sample data of first image data, and a shift determiner configured to determine a movement direction and a movement amount of an image using the image position information.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: November 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Hyun Seuk Yoo, Jun Gyu Lee, Won Woo Jang, Yong Seok Choi
  • Patent number: 10088953
    Abstract: A touch screen display device includes: an image corrector configured to generate second image data based on first image data and to generate a second lookup table based on a positional relationship between a first pixel driven corresponding to predetermined data in the first image data and a second pixel driven corresponding to the predetermined data in the second image data; a data driver configured to generate a data signal based on the second image data; a display panel comprising pixels configured to emit light with a brightness corresponding to the data signal; and a processor configured to correct a second touch position on the second pixel to a first touch position on the first pixel based on the second lookup table.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: October 2, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Ki Chun, Jin Woo Noh, Jun Gyu Lee