Patents by Inventor Deok-Jun Choi

Deok-Jun Choi 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: 20240135862
    Abstract: A display device includes first data lines including first color data lines connected to first sub-pixels, second color data lines connected to second sub-pixels, and third color data lines connected to third sub-pixels, and fan out lines including first fan out lines, second fan out lines alternately arranged with the first fan out lines in a peripheral region, and third fan out lines, a data driver outputting data voltages to the first fan out lines and the second fan out lines connected to the first data lines in a first arrangement according to the first arrangement, and output the data voltages to the third fan out lines connected to the first data lines in a second arrangement according to the second arrangement, and a timing controller remapping input image data based on the first arrangement.
    Type: Application
    Filed: April 11, 2023
    Publication date: April 25, 2024
    Inventors: HEE-JEONG SEO, WOO-CHUL KIM, DEOK JUN CHOI
  • Patent number: 11952822
    Abstract: Provided is a vehicle including: an image acquisition unit; a cap provided on a body of the vehicle and configured to open and close a replenishing port for replenishing an energy source; a driving unit allowing the cap to be separated or connected from/to the body; and a controller configured to determine an intention of a user to replenish the energy source on the basis of an image acquired by the image acquisition unit, and control the driving unit such that the cap is automatically separated from the body in response to determining that the intention of the user to replenish the energy source exists.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: April 9, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: JongChan Jun, Dea Ki Cheong, Deok Hwan Seo, Kwon Hyoung Choi, Jinhyung Lee
  • Patent number: 11941219
    Abstract: A touch sensor includes a base layer including a sensing area and a non-sensing area; and a sensor electrode disposed in the sensing area and including sensor patterns. The sensing area may include a first area including at least one non-square boundary with a predetermined curvature and a second area not including the non-square boundary. In an exemplary embodiment of the present inventive concept, sensor patterns disposed in the first area and sensor patterns disposed in the second area among the sensor patterns may have different sizes from each other.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Jun Choi, Il Joo Kim, Deok Jung Kim
  • Patent number: 11900871
    Abstract: A display device including: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Grant
    Filed: February 17, 2023
    Date of Patent: February 13, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chung Yi, Se Byung Chae, Deok Jun Choi, Moon Sang Hwang
  • Patent number: 11756488
    Abstract: A display device includes an oscillator which generates a reference clock signal having a frequency corresponding to frequency information provided from an external device, a register which stores a signal parameter for the reference clock signal, and the signal parameter indicates the number of pulses of the reference clock signal included in one horizontal time, a data driver which applies data signals to data lines connected to pixels based on the one horizontal time, and a controller which changes the signal parameter based on a change in the frequency of the reference clock signal in a way such that the one horizontal time is maintained substantially constant.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Kuk Kim, Deok Jun Choi, Ji Hyun Kim
  • Publication number: 20230206831
    Abstract: A display device including: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Application
    Filed: February 17, 2023
    Publication date: June 29, 2023
    Inventors: Ji Hyun KA, Tae Hoon KWON, Ki Myeong EOM, Chung YI, Se Byung CHAE, Deok Jun CHOI, Moon Sang HWANG
  • Patent number: 11681830
    Abstract: A method for determining whether or not a display panel is a duplicate is provided. The method includes: generating, by a code generator in an electronic module, a code, the electronic module including a plurality of electronic components; transmitting, by the code generator, the code to each of a first sequence generator in the electronic module and a second sequence generator in a display panel, the display panel being configured to be mounted to the electronic module; generating, by the first sequence generator, a first response value, and transmitting the first response value to a certification component in the electronic module; generating, by the second sequence generator, a second response value, and transmitting the second response value to the certification component; and comparing, by the certification component, the received first response value and the received second response value.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: June 20, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon Sang Hwang, Weon Jun Choe, Deok Jun Choi
  • Patent number: 11663968
    Abstract: A display device includes a display panel, an input sensor disposed on the display panel, a panel driving circuit which drives the display panel and generates a first driving voltage, and a readout circuit which controls the input sensor. The readout circuit receives the first driving voltage from the panel driving circuit and outputs transmit signals to control the input sensor.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: May 30, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ara Jo, Woo-Chul Kim, Inbok Song, Kanghee Lee, Deok Jun Choi
  • Patent number: 11587505
    Abstract: A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: February 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chung Yi, Se Byung Chae, Deok Jun Choi, Moon Sang Hwang
  • Publication number: 20220262316
    Abstract: A display device includes an oscillator which generates a reference clock signal having a frequency corresponding to frequency information provided from an external device, a register which stores a signal parameter for the reference clock signal, and the signal parameter indicates the number of pulses of the reference clock signal included in one horizontal time, a data driver which applies data signals to data lines connected to pixels based on the one horizontal time, and a controller which changes the signal parameter based on a change in the frequency of the reference clock signal in a way such that the one horizontal time is maintained substantially constant.
    Type: Application
    Filed: August 13, 2021
    Publication date: August 18, 2022
    Inventors: Sang Kuk KIM, Deok Jun CHOI, Ji Hyun KIM
  • Publication number: 20220199011
    Abstract: A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 23, 2022
    Inventors: Ji Hyun KA, Tae Hoon KWON, Ki Myeong EOM, Chung YI, Se Byung CHAE, Deok Jun CHOI, Moon Sang HWANG
  • Patent number: 11361705
    Abstract: A display device includes: a plurality of pixels arranged in a row direction and a column direction; a data driver configured to transmit a data signal to the plurality of pixels through a plurality of data lines; a scan driver configured to transmit a scan signal to the plurality of pixels through a plurality of scan lines; and a light emission driver configured to transmit a light emission signal to the plurality of pixels through a plurality of light emission lines, wherein each of the scan lines and the light emission lines is connected to the pixels arranged in the row direction among the plurality of pixels, the data lines are connected to the pixels arranged in the column direction among the plurality of pixels, and the scan driver is configured to transmit the scan signal of a turn-on level to the pixels in an interlace manner.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: June 14, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Hee Lee, Deok Jun Choi, Woo Chui Kim, In Bok Song
  • Publication number: 20220165211
    Abstract: A display device includes a display panel, an input sensor disposed on the display panel, a panel driving circuit which drives the display panel and generates a first driving voltage, and a readout circuit which controls the input sensor. The readout circuit receives the first driving voltage from the panel driving circuit and outputs transmit signals to control the input sensor.
    Type: Application
    Filed: August 31, 2021
    Publication date: May 26, 2022
    Inventors: Ara JO, Woo-Chul KIM, Inbok SONG, Kanghee LEE, Deok Jun CHOI
  • Publication number: 20220156409
    Abstract: A method for determining whether or not a display panel is a duplicate is provided. The method includes: generating, by a code generator in an electronic module, a code, the electronic module including a plurality of electronic components; transmitting, by the code generator, the code to each of a first sequence generator in the electronic module and a second sequence generator in a display panel, the display panel being configured to be mounted to the electronic module; generating, by the first sequence generator, a first response value, and transmitting the first response value to a certification component in the electronic module; generating, by the second sequence generator, a second response value, and transmitting the second response value to the certification component; and comparing, by the certification component, the received first response value and the received second response value.
    Type: Application
    Filed: January 28, 2022
    Publication date: May 19, 2022
    Inventors: Moon Sang HWANG, Weon Jun CHOE, Deok Jun CHOI
  • Patent number: 11238182
    Abstract: A method for determining whether or not a display panel is a duplicate is provided. The method includes: generating, by a code generator in an electronic module, a code, the electronic module including a plurality of electronic components; transmitting, by the code generator, the code to each of a first sequence generator in the electronic module and a second sequence generator in a display panel, the display panel being configured to be mounted to the electronic module; generating, by the first sequence generator, a first response value, and transmitting the first response value to a certification component in the electronic module; generating, by the second sequence generator, a second response value, and transmitting the second response value to the certification component; and comparing, by the certification component, the received first response value and the received second response value.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: February 1, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moon Sang Hwang, Weon Jun Choe, Deok Jun Choi
  • Publication number: 20210110760
    Abstract: A display device includes: a plurality of pixels arranged in a row direction and a column direction; a data driver configured to transmit a data signal to the plurality of pixels through a plurality of data lines; a scan driver configured to transmit a scan signal to the plurality of pixels through a plurality of scan lines; and a light emission driver configured to transmit a light emission signal to the plurality of pixels through a plurality of light emission lines, wherein each of the scan lines and the light emission lines is connected to the pixels arranged in the row direction among the plurality of pixels, the data lines are connected to the pixels arranged in the column direction among the plurality of pixels, and the scan driver is configured to transmit the scan signal of a turn-on level to the pixels in an interlace manner.
    Type: Application
    Filed: September 29, 2020
    Publication date: April 15, 2021
    Inventors: Kang Hee LEE, Deok Jun CHOI, Woo Chul KIM, In Bok SONG
  • Publication number: 20210082344
    Abstract: A display device includes: a display panel including a plurality of pixels and configured to display an image; a driving controller including a timing controller and a driver controlled by the timing controller, the driving controller being configured to supply an electrical signal to the display panel; a memory configured to receive static image data from the driving controller and to store the static image data; and an interface configured to couple the driving controller to the memory so as to transmit and receive the static image data, wherein the driving controller and the memory are separate individual components.
    Type: Application
    Filed: August 24, 2020
    Publication date: March 18, 2021
    Inventors: Moon Sang HWANG, Deok Jun CHOI, Weon Jun CHOE
  • Publication number: 20200402454
    Abstract: A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Application
    Filed: September 6, 2020
    Publication date: December 24, 2020
    Inventors: Ji Hyun KA, Tae Hoon KWON, Ki Myeong EOM, Chung YI, Se Byung CHAE, Deok Jun CHOI, Moon Sang HWANG
  • Publication number: 20200401732
    Abstract: A method for determining whether or not a display panel is a duplicate is provided. The method includes: generating, by a code generator in an electronic module, a code, the electronic module including a plurality of electronic components; transmitting, by the code generator, the code to each of a first sequence generator in the electronic module and a second sequence generator in a display panel, the display panel being configured to be mounted to the electronic module; generating, by the first sequence generator, a first response value, and transmitting the first response value to a certification component in the electronic module; generating, by the second sequence generator, a second response value, and transmitting the second response value to the certification component; and comparing, by the certification component, the received first response value and the received second response value.
    Type: Application
    Filed: May 28, 2020
    Publication date: December 24, 2020
    Inventors: Moon Sang HWANG, Weon Jun CHOE, Deok Jun CHOI
  • Patent number: 10769991
    Abstract: A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: September 8, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chung Yi, Se Byung Chae, Deok Jun Choi, Moon Sang Hwang