Patents by Inventor Hong-Kyu Kim

Hong-Kyu Kim 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: 11973222
    Abstract: A positive electrode active material precursor having a uniform particle size distribution and represented by Formula 1, wherein a percentage of fine powder with an average particle diameter (D50) of 1 ?m or less is generated when the positive electrode active material precursor is rolled at 2.5 kgf/cm2 is less than 1%, and an aspect ratio is 0.93 or more, and a method of preparing the positive electrode active material precursor [NixCoyM1zM2w](OH)2 ??[Formula 1] in Formula 1, 0.5?x<1, 0<y?0.5, 0<z?0.5, and 0?w?0.1, M1 includes at least one selected from the group consisting of Mn and Al, and M2 includes at least one selected from the group consisting of Zr, B, W, Mo, Cr, Nb, Mg, Hf, Ta, La, Ti, Sr, Ba, Ce, F, P, S, and Y. A method of preparing the positive electrode active material precursor is also provided.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: April 30, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Seong Bae Kim, Yi Rang Lim, Kyoung Wan Park, Hyun Uk Kim, Hong Kyu Park, Chang Jun Moon, Eun Hee Kim
  • Patent number: 11973209
    Abstract: A positive electrode active material for a secondary battery includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide has a layered crystal structure of space group R3m, includes the nickel (Ni) in an amount of 60 mol % or less based on a total amount of transition metals, includes the cobalt (Co) in an amount greater than an amount of the manganese (Mn), and is composed of single particles.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: April 30, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Eun Hee Lee, Seong Bae Kim, Young Su Park, Yi Rang Lim, Hong Kyu Park, Song Yi Yang, Byung Hyun Hwang, Woo Hyun Kim
  • Patent number: 11961720
    Abstract: Disclosed herein is a multi-channel device for detecting plasma at an ultra-fast speed, including: a first antenna module connected to a first output terminal in contact with a substrate on a chuck of a process chamber and extending to ground, and receiving a first leakage current leaking through the substrate to increase reception sensitivity of the leakage current; a first current detection module detecting the first leakage current; a current measurement module receiving the first leakage current output from the first current detection module, and extracting the received first leakage current for each predetermined period to generate a first leakage current measurement information; and a control module comparing the first leakage current measurement information with a reference value to generate first arcing occurrence information.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: April 16, 2024
    Assignee: T.O.S Co., Ltd.
    Inventors: Yong Kyu Kim, Bum Ho Choi, Yong Sik Kim, Kwang Ki Kang, Hong Jong Jung, Seok Ho Lee, Seung Soo Lee
  • Publication number: 20240109828
    Abstract: A method of removing a metal substance in a petrochemical product including: supplying a petrochemical product stream to an incoming tank through a supply pipe, circulating the petrochemical product stream through an incoming tank circulation pipe, and removing a metal substance included in the petrochemical product stream using a magnetic filter; transporting the petrochemical product stream to an outgoing tank through an incoming tank discharge pipe which is branched from the incoming tank circulation pipe and connected to an outgoing tank; circulating the petrochemical product stream through an outgoing tank circulation pipe provided in the outgoing tank and removing the metal substance included in the petrochemical product stream using a magnetic filter; and transporting the petrochemical product stream to a branch pipe branched from the outgoing tank circulation pipe to remove the metal substance using an ion exchange resin filter.
    Type: Application
    Filed: August 12, 2021
    Publication date: April 4, 2024
    Inventors: Tae Woo Kim, Sung Kyu Lee, Byung Woo Choi, Hong Soo Joo, Dong Ha Lee
  • Patent number: 11938741
    Abstract: An inkjet printing method includes: preparing a shape drawing; creating an image for an inkjet printing based on a color table or a boundary table; applying the image for the inkjet printing to an inkjet apparatus; and performing the inkjet printing based on the image by the inkjet apparatus, where the creating the image for the inkjet printing includes converting the shape drawing into a vector image, converting the vector image into a raster image, and converting the raster image into the image for the inkjet printing which is a black-and-white image.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Kyu Kim, Hyung Jun Kim, Hong-Ju Mun
  • Patent number: 11749208
    Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: September 5, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyun Ho Kim, Jung Taek Kim, Hong Kyu Kim, Hyung Keun Park, Joon Suk Baik, Young Soo Sohn, Yong Jin Shin, Se Keun Lee
  • Patent number: 11629121
    Abstract: The present invention relates to novel benzylideneacetone derivatives or uses thereof, more specifically, the present invention relates to a pharmaceutical composition for preventing or treating, or food composition for ameliorating a cancer or a bone disease comprising a compound defined by Formula 1 or pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: April 18, 2023
    Assignees: KORPHARM CO., LTD., GYEONGGIDO BUSINESS & SCIENCE ACCELERATOR, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Gil Hong Park, Jin Mo Ku, Jung Hun Lee, Da Woon Song, Serk In Park, Han Kyeom Kim, Soon Hyuck Lee, Hong Kyu Kim, Pativada Triveni, Myung Hwan Kim
  • Publication number: 20230016947
    Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.
    Type: Application
    Filed: September 20, 2022
    Publication date: January 19, 2023
    Inventors: Kyun Ho KIM, Jung Taek KIM, Hong Kyu KIM, Hyung Keun PARK, Joon Suk BAIK, Young Soo SOHN, Yong Jin SHIN, Se Keun LEE
  • Patent number: 11475845
    Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: October 18, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyun Ho Kim, Jung Taek Kim, Hong Kyu Kim, Hyung Keun Park, Joon Suk Baik, Young Soo Sohn, Yong Jin Shin, Se Keun Lee
  • Publication number: 20220101794
    Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.
    Type: Application
    Filed: May 18, 2021
    Publication date: March 31, 2022
    Inventors: Kyun Ho Kim, Jung Taek Kim, Hong Kyu Kim, Hyung Keun Park, Joon Suk Baik, Young Soo Sohn, Yong Jin Shin, Se Keun Lee
  • Publication number: 20220068194
    Abstract: A display device includes a display panel that includes a plurality of pixels, a data driver configured to provide a data voltage to the plurality of pixels, a scan driver configured to provide a first scan signal and a second scan signal to the plurality of pixels, and a controller configured to control the data driver and the scan driver. The display panel is driven at a driving frequency that is variable within a driving frequency range. The scan driver provides the first scan signal to the plurality of pixels at the driving frequency, and provides the second scan signal to the plurality of pixels at a second driving frequency that is equal to or higher than the driving frequency.
    Type: Application
    Filed: March 15, 2021
    Publication date: March 3, 2022
    Inventors: HONG-KYU KIM, MYEONGSU KIM, PO-YUN PARK, DONG-HYUN YEO, WOOJUNG JUNG
  • Patent number: 11172161
    Abstract: A display device includes a driving controller controlling a data driving circuit and providing a clock signal and a driving voltage in response to an image signal and a control signal received from an external source. The driving controller restores a data enable signal having a display period and a blank period in one frame on the basis of the control signal and sets a voltage level of the driving voltage applied to the gate driving circuit in accordance with a duration of the blank period. During a sequence of frames having a changing frame rate, the driving voltage for each respective frame may be set based on the duration of each respective blank period.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: November 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwangsoo Ahn, Po-yun Park, Hong-kyu Kim, Jimyoung Seo
  • Patent number: 11172160
    Abstract: In a method of operating a display device supporting a variable frame mode, frame data are received during a constant active period of a frame period including the active period and a variable blank period, the received frame data are written to a frame memory in the active period, the received frame data are outputted to a data driver in the active period to display an image based on the received frame data, a time of the variable blank period is counted, and, when the time of the variable blank period reaches a predetermined threshold blank time, the frame data stored in the frame memory are outputted to the data driver in the variable blank period to display an image based on the frame data stored in the frame memory.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: November 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hong-Kyu Kim, Yong-Bum Kim, Po-Yun Park, Dong-Hyun Yeo, Byungkil Jeon
  • Publication number: 20210139414
    Abstract: The present invention relates to novel benzylideneacetone derivatives or uses thereof, more specifically, the present invention relates to a pharmaceutical composition for preventing or treating, or food composition for ameliorating a cancer or a bone disease comprising a compound defined by Formula 1 or pharmaceutically acceptable salt thereof as an active ingredient. Since compounds according to the present invention exhibit strong inhibitory activity on proliferation and differentiation of osteoclast, and activity on proliferation and differentiation of osteoblast, it can be usefully used to develop safe and effective anti-cancer agents, and therapeutic agents for preventing and treating or foods for ameliorating bone diseases including osteoporosis, and the like.
    Type: Application
    Filed: July 27, 2018
    Publication date: May 13, 2021
    Inventors: Gil Hong PARK, Jin Mo KU, Jung Hun LEE, Da Woon SONG, Serk In PARK, Han Kyeom KIM, Soon Hyuck LEE, Hong Kyu KIM, Pativada TRIVENI, Myung Hwan KIM
  • Patent number: 10997938
    Abstract: A display panel driving apparatus includes a data driving part, a data driving part and an off voltage controlling part. The data driving part is configured to output a data signal to a data line of a display panel. The gate driving part is configured to output a gate signal to a gate line of the display panel. The off voltage controlling part is configured to receive a first off voltage and a second off voltage applied to the gate driving part to generate the gate signal, measure a leakage current of the gate driving part, and control the first off voltage based on the leakage current. Thus, display quality of a display apparatus including the gate driving part may be improved.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: May 4, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hong-Kyu Kim, Po-Yun Park, Gwang-Soo Ahn, Jung-Hwan Cho
  • Patent number: 10819333
    Abstract: A timing controller resetting circuit including: a resistor connected to an output node from which a reset signal is output and a first voltage source which supplies a first voltage; a capacitor connected to the output node and a second voltage source which supplies a second voltage that is lower than the first voltage; a reference voltage source configured to generate a reference voltage that is lower than the first voltage and higher than the second voltage; a comparator including a first input terminal which receives the first voltage, a second input terminal which receives the reference voltage, and an output terminal which outputs a comparison result signal generated by comparing the first voltage with the reference voltage; and a transistor including a first terminal which is connected to the output node, a second terminal which receives the second voltage, and a gate terminal which receives the comparison result signal.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: October 27, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ga-Na Kim, Po-Yun Park, Hong-Kyu Kim, Myeongsu Kim, Dongwon Park
  • Patent number: 10762858
    Abstract: A display device includes a display panel including: a plurality of pixels; and a signal controller which generates, on a frame-by-frame basis, a display signal based on an input image signal and a control signal from an outside. The signal controller includes a memory which stores a preset image signal, a receiver which receives the control signal, a clock signal modulator which generates an internal clock signal having a first frequency during a blank period, which is determined based on the control signal in a frame period, and a data processor which reads the preset image signal from the memory in response to the internal clock signal for an image processing.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: September 1, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hong-Kyu Kim, Myeong Su Kim, Po-Yun Park, Gwang Soo Ahn
  • Publication number: 20200244920
    Abstract: A display device includes a driving controller controlling a data driving circuit and providing a clock signal and a driving voltage in response to an image signal and a control signal received from an external source. The driving controller restores a data enable signal having a display period and a blank period in one frame on the basis of the control signal and sets a voltage level of the driving voltage applied to the gate driving circuit in accordance with a duration of the blank period. During a sequence of frames having a changing frame rate, the driving voltage for each respective frame may be set based on the duration of each respective blank period.
    Type: Application
    Filed: April 14, 2020
    Publication date: July 30, 2020
    Inventors: GWANGSOO AHN, Po-yun PARK, Hong-kyu KIM, Jimyoung SEO
  • Patent number: 10638086
    Abstract: A display device includes a driving controller controlling a data driving circuit and providing a clock signal and a driving voltage in response to an image signal and a control signal received from an external source. The driving controller restores a data enable signal having a display period and a blank period in one frame on the basis of the control signal and sets a voltage level of the driving voltage applied to the gate driving circuit in accordance with a duration of the blank period. During a sequence of frames having a changing frame rate, the driving voltage for each respective frame may be set based on the duration of each respective blank period.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: April 28, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwangsoo Ahn, Po-yun Park, Hong-kyu Kim, Jimyoung Seo
  • Publication number: 20190279556
    Abstract: A display panel driving control circuit includes a configuration channel configured to determine whether a reversible connector not having designated up and down sides is connected in a first connection state or in a second connection state, and to generate a selection signal based on the determination, and a timing control circuit configured to receive image data in the first connection state and image data in the second connection state based on the selection signal, to process the received image data in the first connection state and the received image data in the second connection state, and to generate a data signal based on the processing.
    Type: Application
    Filed: March 12, 2019
    Publication date: September 12, 2019
    Inventors: Po-Yun Park, Ga-Na Kim, Hong-Kyu Kim, Junghwan Cho