Patents by Inventor Seung-Hoon BAEK

Seung-Hoon BAEK 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: 12361879
    Abstract: A display device includes a pixel array that includes a pixel including a light emitting diode and a first transistor that includes a source terminal to which a pixel drive voltage is applied and a gate terminal to which a data signal is applied, and outputs drive current generated based on the voltage difference between the gate terminal and the source terminal, to the light emitting diode, and a display driver IC that generates the data signal based on the pixel drive voltage.
    Type: Grant
    Filed: January 4, 2024
    Date of Patent: July 15, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Choonghoon Lee, Sung-Jin Park, Sangwoo Bae, Seung-Hoon Baek
  • Patent number: 12314510
    Abstract: A semiconductor device is disclosed. The semiconductor device includes a transceiver including an amplifier region configured to output a data signal to a source line connected to a pixel during a first period and receive a detection signal from a touch electrode during a second period different from the first period, and configured to generate the data signal based on input data; and a driving controller configured to generate the data based on input image data, outputting the data to the transceiver, and generate a touch signal based on the detection signal.
    Type: Grant
    Filed: March 1, 2023
    Date of Patent: May 27, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyungjik Min, Minsung Kim, Junesoo Kim, Sung-Jin Park, Seung-Hoon Baek, Kyeonggon Lee, Choonghoon Lee
  • Publication number: 20250166555
    Abstract: According to an embodiment, a buffer circuit includes an operational amplifier configured to output an output voltage based on voltages of a first output node and a second output node which vary in response to an input voltage of the operational amplifier, and a slew rate compensating circuit configured to receive the input voltage and the output voltage, generate a compensation current which is proportional to a voltage difference between the input voltage and the output voltage, and supply the compensation current to the first output node or the second output node.
    Type: Application
    Filed: August 21, 2024
    Publication date: May 22, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Minsung KIM, Seung-Hoon Baek
  • Publication number: 20250148958
    Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.
    Type: Application
    Filed: January 10, 2025
    Publication date: May 8, 2025
    Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
  • Patent number: 12266138
    Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.
    Type: Grant
    Filed: January 30, 2023
    Date of Patent: April 1, 2025
    Assignee: LINE PLUS CORPORATION
    Inventors: Joon Sick Baick, Seung Hoon Baek
  • Publication number: 20250069538
    Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.
    Type: Application
    Filed: April 16, 2024
    Publication date: February 27, 2025
    Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
  • Patent number: 12236839
    Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.
    Type: Grant
    Filed: April 16, 2024
    Date of Patent: February 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
  • Publication number: 20250037634
    Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.
    Type: Application
    Filed: October 16, 2024
    Publication date: January 30, 2025
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Minsung KIM, Seung-Hoon BAEK
  • Publication number: 20250022438
    Abstract: A display device includes a first display driver circuit that outputs a first gamma reference voltage to a first display panel, and a second display driver circuit that outputs a second gamma reference voltage to a second display panel different from the first display panel, and determines the difference between the first gamma reference voltage and the second gamma reference voltage, and keeps outputting the second gamma reference voltage when the difference is smaller than a first reference value, and changes the second gamma reference voltage when the second gamma reference voltage is less than the first gamma reference voltage and the difference is equal to or greater than the first reference value.
    Type: Application
    Filed: January 23, 2024
    Publication date: January 16, 2025
    Inventors: Choonghoon Lee, Minsung Kim, Sung-Jin Park, Seung-Hoon Baek, Jeong Cho
  • Publication number: 20250006123
    Abstract: A display device includes a pixel array that includes a pixel including a light emitting diode and a first transistor that includes a source terminal to which a pixel drive voltage is applied and a gate terminal to which a data signal is applied, and outputs drive current generated based on the voltage difference between the gate terminal and the source terminal, to the light emitting diode, and a display driver IC that generates the data signal based on the pixel drive voltage.
    Type: Application
    Filed: January 4, 2024
    Publication date: January 2, 2025
    Inventors: Choonghoon LEE, Sung-Jin PARK, Sangwoo BAE, Seung-Hoon BAEK
  • Patent number: 12136377
    Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: November 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Minsung Kim, Seung-Hoon Baek
  • Publication number: 20240069668
    Abstract: A semiconductor device is disclosed. The semiconductor device includes a transceiver including an amplifier region configured to output a data signal to a source line connected to a pixel during a first period and receive a detection signal from a touch electrode during a second period different from the first period, and configured to generate the data signal based on input data; and a driving controller configured to generate the data based on input image data, outputting the data to the transceiver, and generate a touch signal based on the detection signal.
    Type: Application
    Filed: March 1, 2023
    Publication date: February 29, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyungjik Min, MINSUNG KIM, JUNESOO KIM, SUNG-JIN PARK, SEUNG-HOON BAEK, KEYEONGGON LEE, CHOONGHOON LEE
  • Publication number: 20240021129
    Abstract: A driving device of a display panel includes a reference voltage generator, a capacitor circuit, and a gamma voltage generator. The reference voltage generator is configured to generate a maximum gamma voltage and a minimum gamma voltage. The capacitor circuit is configured to, response to receiving the first driving voltage, charge a first charge based on a voltage difference between a first driving voltage and the maximum gamma voltage and charge a second charge based on a voltage difference between the first driving voltage and the minimum gamma voltage. The capacitor circuit is configured to, in response to receiving a second driving voltage, output a first gamma reference voltage and a second gamma reference voltage. The gamma voltage generator is configured to generate a plurality of gamma voltages based on the first gamma reference voltage and the second gamma reference voltage.
    Type: Application
    Filed: December 5, 2022
    Publication date: January 18, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Minsung KIM, Seung-Hoon BAEK
  • Publication number: 20230169691
    Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.
    Type: Application
    Filed: January 30, 2023
    Publication date: June 1, 2023
    Applicant: LINE Plus Corporation
    Inventors: Joon Sick BAICK, Seung Hoon Baek
  • Patent number: 11593966
    Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: February 28, 2023
    Assignee: LINE Plus Corporation
    Inventors: Joon Sick Baick, Seung Hoon Baek
  • Patent number: 11182001
    Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC and a source driver IC. The touch driver IC is to be connected to touch electrodes through touch sensing lines. The touch driver IC provides a sensing signal to first touch sensing lines among the touch sensing lines in a touch period, and applies a common voltage to the first touch sensing lines before the touch period is terminated. The source driver IC is to be connected to pixels through data lines.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: November 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Haewoon Park, Seung-hoon Baek, Jaehun Jeong, Hyeokchul Kwon
  • Publication number: 20210192792
    Abstract: Disclosed herein are methods of providing an image storage service, computer-readable recording mediums, and/or computing devices. The method of providing the image storage service includes selecting image data in a first format, determining an initial compression parameter for converting the selected image data in the first format into a second format, obtaining primary image data in the second format by transcoding the selected image data in the first format based on the initial compression parameter, searching for a desired compression parameter based on whether image quality of the primary image data satisfies a criterion, obtaining final image data in the second format by transcoding the selected image data in the first format based on the desired compression parameter, and storing final image data in the second format in the memory.
    Type: Application
    Filed: December 9, 2020
    Publication date: June 24, 2021
    Applicant: LINE Plus Corporation
    Inventors: Joon Sick BAICK, Seung Hoon BAEK
  • Patent number: 10832411
    Abstract: An electronic apparatus and a method of controlling the electronic apparatus are provided. The electronic apparatus includes a display configured to display an image, and a controller electrically connected to the display. The controller is configured to control the display to display a region of the image, using a first reproducing method, identify either one or both of a first event in which a control signal is externally received and a second event occurring based on a result of analyzing a feature of the region of the image, and change the first reproducing method to a second reproducing method, based on either one or both of the first event and the second event being identified.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: November 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-hyun Kim, Bo-eun Kim, Seung-hoon Baek, Yong-deok Kim
  • Publication number: 20200033989
    Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC and a source driver IC. The touch driver IC is to be connected to touch electrodes through touch sensing lines. The touch driver IC provides a sensing signal to first touch sensing lines among the touch sensing lines in a touch period, and applies a common voltage to the first touch sensing lines before the touch period is terminated. The source driver IC is to be connected to pixels through data lines.
    Type: Application
    Filed: October 1, 2019
    Publication date: January 30, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Haewoon PARK, Seung-hoon Baek, Jaehun Jeong, Hyeokchul Kwon
  • Patent number: 10474281
    Abstract: A touch display driving integrated circuit (IC) includes a touch driver IC configured to be connected to touch electrodes through touch sensing lines and provide a sensing signal to first touch sensing lines among the touch sensing lines in a touch period. The touch driver IC is further configured to apply a common voltage to second touch sensing lines among the touch sensing lines and apply a voltage different from the common voltage to third touch sensing lines different from the second touch sensing lines in a display period.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Haewoon Park, Seung-Hoon Baek, Jaehun Jeong, Hyeokchul Kwon