Patents by Inventor Hong-kook LEE

Hong-kook LEE 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: 11335239
    Abstract: An electronic device includes a display panel that outputs content through a plurality of pixels, a display driver integrated circuit configured to transmit a driving signal for driving the display panel, and a processor configured to transmit image data and/or a control signal to the display driver integrated circuit. In the case where the display driver integrated circuit receives first image data transmitted together with a command of a first command group from the processor, the display driver integrated circuit is configured to store the first image data in a first memory area. In the case where the display driver integrated circuit receives second image data transmitted together with a command of a second command group from the processor, the display driver integrated circuit is configured to store the second image data in a second memory area different from the first memory area.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: May 17, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Yo Han Lee, Yun Pyo Hong, Dong Kyoon Han, Min Su Han, Hong Kook Lee
  • Patent number: 11120734
    Abstract: An electronic device includes a display panel, a first power regulator to supply first power to an anode of light emitting diode and second power to a cathode of the light emitting diode, and a DDI including a second power regulator to supply third power to the anode of the light emitting diode and fourth power to the cathode of the light emitting diode, and connected with the first power regulator, and a processor. The processor outputs first content based on the first power and the second power, in a first operating mode, outputs second content based on the third power and the fourth power, in a second operating mode, and controls the third power to be higher than the first power, and the fourth power to be higher than the second power, when an operating mode is switched.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: September 14, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hwy Kim, Hyun Jun Park, Hong Kook Lee, Dong Kyoon Han
  • Patent number: 11069273
    Abstract: Disclosed is an electronic device. According to an embodiment, the electronic device includes a housing that covers at least a portion of a back surface of the electronic device, a plurality of slits being formed in parallel from one end to an opposite end and the at least a portion of the housing being formed of a conductive material, a feeder that is electrically connected with at least one point of the housing, and a ground part that is electrically connected with at least one point of the housing. A part of the plurality of slits includes a section greater in width than another part of the plurality of slits. Moreover, various embodiment found through the disclosure are possible.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: July 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hwy Kim, Hong Kook Lee, Dong Kyoon Han, Yo Han Lee, Yun Pyo Hong
  • Patent number: 11050968
    Abstract: An electronic device is provided. The electronic device may include a display, a processor operatively connected to the display and configured to generate display data to be output on the display, a display driver integrated circuit configured to output, on the display, the display data received from the processor, wherein the display driver integrated circuit is configured to apply a color transformation value of the same or different magnitude to display data based on a distance from a specified point of the display to a location where the display data are to be displayed.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: June 29, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hwy Kim, Yo Han Lee, Hong Kook Lee, Dong Kyoon Han
  • Patent number: 10997895
    Abstract: An electronic device is provided that includes a display panel including a plurality of source line groups including a plurality of source lines and a plurality of panel switches for each of the plurality of source lines; and a display driver integrated circuit (DDI) configured to drive the display panel, wherein the DDI includes the plurality of source amplifiers, decoders respectively connected to the plurality of source amplifiers, and at least one switch between source amplifier channels, wherein an operation of the at least one switch causes the number of the source line groups corresponding to a source amplifier to be changed.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: May 4, 2021
    Inventors: Jong Kon Bae, Dong Hwy Kim, Hong Kook Lee, Dong Kyoon Han, Yun Pyo Hong
  • Patent number: 10997908
    Abstract: An electronic device having a display and a sensor and methods for operating the same are provided. The electronic device includes a housing, a display disposed on a surface of the housing, a sensor mounted under the display inside the housing to detect light received through the display, and a processor electrically connected with the display and the sensor, wherein the processor is configured to determine an illuminance of an outside of the housing using detection data obtained by the sensor while the display displays an image and relevant information between the display and the sensor.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: May 4, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun-Taek Jang, Eun-Sook Seo, Dong-Kyoon Han, Tae-Woong Lee, Dong-Hui Kim, Hong-Kook Lee, Kwang-Tai Kim, Dong-Hyun Yeom
  • Publication number: 20210082336
    Abstract: An electronic device includes a display panel that outputs content through a plurality of pixels, a display driver integrated circuit configured to transmit a driving signal for driving the display panel, and a processor configured to transmit image data and/or a control signal to the display driver integrated circuit. In the case where the display driver integrated circuit receives first image data transmitted together with a command of a first command group from the processor, the display driver integrated circuit is configured to store the first image data in a first memory area. In the case where the display driver integrated circuit receives second image data transmitted together with a command of a second command group from the processor, the display driver integrated circuit is configured to store the second image data in a second memory area different from the first memory area.
    Type: Application
    Filed: November 30, 2020
    Publication date: March 18, 2021
    Inventors: Jong Kon BAE, Yo Han LEE, Yun Pyo HONG, Dong Kyoon HAN, Min Su HAN, Hong Kook LEE
  • Patent number: 10923021
    Abstract: An electronic device is provided. The electronic device may include a display, a processor operatively connected with the display and configured to generate external reference time information, a display driver integrated circuit configured to periodically or randomly receive the external reference time information from the processor, wherein the display driver integrated circuit is configured to generate internal time information based on an internal clock, to output a clock image corresponding to the internal time information on the display, and if a time error between the external reference time information and the internal time information occurs during the outputting of the clock image, to output the internal time information, the time error of which is corrected, on the display.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: February 16, 2021
    Assignees: Samsung Electronics Co., Ltd., CREPAS Technologies Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hwy Kim, Sang Woo Kim, Jung Hee Yun, Yo Han Lee, Dong Kyoon Han, Yun Pyo Hong, Hong Kook Lee
  • Patent number: 10854132
    Abstract: An electronic device includes a display panel that outputs content through a plurality of pixels, a display driver integrated circuit configured to transmit a driving signal for driving the display panel, and a processor configured to transmit image data and/or a control signal to the display driver integrated circuit. In the case where the display driver integrated circuit receives first image data transmitted together with a command of a first command group from the processor, the display driver integrated circuit is configured to store the first image data in a first memory area. In the case where the display driver integrated circuit receives second image data transmitted together with a command of a second command group from the processor, the display driver integrated circuit is configured to store the second image data in a second memory area different from the first memory area.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: December 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Yo Han Lee, Yun Pyo Hong, Dong Kyoon Han, Min Su Han, Hong Kook Lee
  • Patent number: 10810927
    Abstract: A method for controlling display by an electronic device is provided. The method includes, when a predetermined number or more same frame data are consecutively generated, storing the same frame data in a storage of a display driving module by an application processor, stopping transmitting frame data to the display driving module, and scanning the frame data stored in the storage and outputting to a display panel by the display driving module.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: October 20, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong-Kook Lee, Hyun-Chang Shin, Dong-Sub Kim
  • Publication number: 20200296319
    Abstract: An electronic device is provided, The electronic device may include a display, a processor operatively connected to the display and configured to generate display data to be output on the display, a display driver integrated circuit configured to output, on the display, the display data received from the processor, wherein the display driver integrated circuit is configured to apply a color transformation value of the same or different magnitude to display data based on a distance from a specified point of the display to a location where the display data are to be displayed.
    Type: Application
    Filed: May 28, 2020
    Publication date: September 17, 2020
    Inventors: Jong Kon BAE, Dong Hwy KIM, Yo Han LEE, Hong Kook LEE, Dong Kyoon HAN
  • Publication number: 20200279526
    Abstract: An electronic device having a display and a sensor and methods for operating the same are provided. The electronic device includes a housing, a display disposed on a surface of the housing, a sensor mounted under the display inside the housing to detect light received through the display, and a processor electrically connected with the display and the sensor, wherein the processor is configured to determine an illuminance of an outside of the housing using detection data obtained by the sensor while the display displays an image and relevant information between the display and the sensor.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Inventors: Eun-Taek JANG, Eun-Sook SEO, Dong-Kyoon HAN, Tae-Woong LEE, Dong-Hui KIM, Hong-Kook LEE, Kwang-Tai KIM, Dong-Hyun YEOM
  • Publication number: 20200279522
    Abstract: An electronic device is provided. The electronic device may include a display, a processor operatively connected with the display and configured to generate external reference time information, a display driver integrated circuit configured to periodically or randomly receive the external reference time information from the processor, wherein the display driver integrated circuit is configured to generate internal time information based on an internal clock, to output a clock image corresponding to the internal time information on the display, and if a time error between the external reference time information and the internal time information occurs during the outputting of the clock image, to output the internal time information, the time error of which is corrected, on the display.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Inventors: Jong Kon BAE, Dong Hwy KIM, Sang Woo KIM, Jung Hee YUN, Yo Han LEE, Dong Kyoon HAN, Yun Pyo HONG, Hong Kook LEE
  • Patent number: 10694139
    Abstract: An electronic device is provided. The electronic device may include a display, a processor operatively connected to the display and configured to generate display data to be output on the display, a display driver integrated circuit configured to output, on the display, the display data that the processor transfers, wherein the display driver integrated circuit is configured to apply a color transformation value of the same or different magnitude to display data depending on a distance from a specified point of the display to a location where the display data are to be displayed.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: June 23, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Kon Bae, Dong Hwy Kim, Yo Han Lee, Hong Kook Lee, Dong Kyoon Han
  • Publication number: 20200193894
    Abstract: An electronic device is provided. The electronic device includes a display panel including a plurality of source line groups selectively connected with a plurality of source amplifiers and panel switches located between the plurality of source line groups and the plurality of source amplifiers and a display driver integrated circuit (DDI) configured to drive the display panel and including the plurality of source amplifiers, decoders respectively connected to the plurality of source amplifiers, a logic circuit configured to provide display data to the decoders, a gamma generator configured to supply a gamma voltage to the decoders, and at least one switch configured to selectively connect the plurality of source amplifiers with the plurality of source line groups.
    Type: Application
    Filed: February 24, 2020
    Publication date: June 18, 2020
    Inventors: Jong Kon BAE, Dong Hwy KIM, Hong Kook LEE, Dong Kyoon HAN, Yun Pyo HONG
  • Publication number: 20200175914
    Abstract: An electronic device includes a display panel, a first power regulator to supply first power to an anode of light emitting diode and to supply second power to a cathode of the light emitting diode, and a DDI including a second power regulator to supply third power to the anode of the light emitting diode and to supply fourth power to the cathode of the light emitting diode, and connected with the first power regulator, and a processor. The processor outputs first content based on the first power and the second power, in a first operating mode, outputs second content based on the third power and the fourth power, in a second operating mode, and controls the third power is maintained to be higher than the first power, and the fourth power is maintained to be higher than the second power when an operating mode is switched.
    Type: Application
    Filed: February 3, 2020
    Publication date: June 4, 2020
    Inventors: Jong Kon BAE, Dong Hwy KIM, Hyun Jun PARK, Hong Kook LEE, Dong Kyoon HAN
  • Patent number: 10657884
    Abstract: An electronic device having a display and a sensor and methods for operating the same are provided. The electronic device includes a housing, a display disposed on a surface of the housing, a sensor mounted under the display inside the housing to detect light received through the display, and a processor electrically connected with the display and the sensor, wherein the processor is configured to determine an illuminance of an outside of the housing using detection data obtained by the sensor while the display displays an image and relevant information between the display and the sensor.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: May 19, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun-Taek Jang, Eun-Sook Seo, Dong-Kyoon Han, Tae-Woong Lee, Dong-Hui Kim, Hong-Kook Lee, Kwang-Tai Kim, Dong-Hyun Yeom
  • Publication number: 20200098298
    Abstract: A display according to an embodiment includes a display panel including a plurality of pixels, a gate driver electrically connected to each of the plurality of pixels, a source driver including first type amplifiers and second type amplifiers selectively connected to each of the plurality of pixels, a graphic random access memory (GRAM) that stores image data, and a controller electrically connected to the gate driver, the source driver, and the GRAM. In addition, it is possible to implement various embodiment understood through the disclosure.
    Type: Application
    Filed: March 26, 2018
    Publication date: March 26, 2020
    Inventors: Jong Kon BAE, Dong Hwy KIM, Hong Kook LEE, Dong Kyoon HAN, Yo Han LEE, Yun Pyo HONG
  • Publication number: 20200066202
    Abstract: An electronic device includes a display panel that outputs content through a plurality of pixels, a display driver integrated circuit configured to transmit a driving signal for driving the display panel, and a processor configured to transmit image data and/or a control signal to the display driver integrated circuit. In the case where the display driver integrated circuit receives first image data transmitted together with a command of a first command group from the processor, the display driver integrated circuit is configured to store the first image data in a first memory area. In the case where the display driver integrated circuit receives second image data transmitted together with a command of a second command group from the processor, the display driver integrated circuit is configured to store the second image data in a second memory area different from the first memory area.
    Type: Application
    Filed: November 4, 2019
    Publication date: February 27, 2020
    Inventors: Jong Kon BAE, Yo Han LEE, Yun Pyo HONG, Dong Kyoon HAN, Min Su HAN, Hong Kook LEE
  • Patent number: 10573218
    Abstract: An electronic device is provided. The electronic device includes a display panel including a plurality of source line groups selectively connected with a plurality of source amplifiers and panel switches located between the plurality of source line groups and the plurality of source amplifiers and a display driver integrated circuit (DDI) configured to drive the display panel and including the plurality of source amplifiers, decoders respectively connected to the plurality of source amplifiers, a logic circuit configured to provide display data to the decoders, a gamma generator configured to supply a gamma voltage to the decoders, and at least one switch configured to selectively connect the plurality of source amplifiers with the plurality of source line groups.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: February 25, 2020
    Assignee: Samsung Electronics Co. Ltd
    Inventors: Jong Kon Bae, Dong Hwy Kim, Hong Kook Lee, Dong Kyoon Han, Yun Pyo Hong