Patents by Inventor Won Tae Kim

Won Tae 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: 11097124
    Abstract: The present invention relates to a light treatment apparatus and a method of controlling the same, and provides to a light treatment apparatus and a method of controlling the same, including: a treatment light irradiating unit for irradiating a treatment region with treatment light a plurality of times while moving on the treatment region; a sensing unit for detecting movement information of the treatment light irradiating unit; and a control unit for controlling an irradiation pattern of the treatment light based on the detected movement information such that an irradiation area of the treatment light to be irradiated from the treatment light irradiating unit overlaps at least in part with an irradiation area of the treatment light which is previously irradiated.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: August 24, 2021
    Assignee: LUTRONIC CORPORATION
    Inventors: Won Joong Kim, Jong Tae Kim
  • Publication number: 20210218021
    Abstract: A positive electrode active material for a lithium secondary battery includes a lithium composite transition metal oxide including transition metals including nickel (Ni), cobalt (Co), and manganese (Mn), and the lithium composite transition metal oxide is doped with doping elements including cobalt (Co) and titanium (Ti). The lithium composite transition metal oxide includes at least one lithium layer and at least one transition metal layer including the transition metals, and the lithium layer and the transition metal layer are alternately arranged. The thickness of the lithium layer ranges from 2.146 ? to 2.182 ?, and the thickness of the transition metal layer ranges from 2.561 ? to 2.595 ?A.
    Type: Application
    Filed: June 27, 2019
    Publication date: July 15, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Won Tae Kim, Jong Yeol Yu, Seoung Chul Ha, Sun Sik Shin, Hong Kyu Park, Seong Hoon Kang
  • Publication number: 20210195812
    Abstract: The present disclosure provides a display apparatus. The display apparatus includes a display module including a display panel and a guide plate, a flexible printed circuit board extending from the display panel, a source printed circuit board connected to the flexible printed circuit board and attached to the guide plate, at least one driving chip disposed on the source printed circuit board, and a protective member disposed to cover the flexible printed circuit board, the source printed circuit board, and the driving chip.
    Type: Application
    Filed: December 21, 2020
    Publication date: June 24, 2021
    Inventors: Won-Tae KIM, Se-Hwan JEON
  • Patent number: 11029563
    Abstract: A color conversion substrate for displaying a first color, a second color, and a third color may include a base substrate, a first light-blocker, a second light-blocker, a pattern layer, a first color converter, and a second color converter. The first light-blocker contacts a surface of the base substrate and may block first light of the third color. The second light-blocker contacts the surface of the base substrate and may block second light of the third color. The pattern layer is disposed on the first light-blocker and the second light-blocker and includes an optical pattern that includes protrusions. The first color converter overlaps the first light-blocker and may convert a first portion of incident light into light of the first color. The second color converter overlaps the second light-blocker and may convert a second portion of the incident light into light of the second color.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: June 8, 2021
    Inventors: Seung Jin Chu, Yeo Geon Yoon, Won Tae Kim, Hoon Kim, Hee Keun Lee
  • Patent number: 10952613
    Abstract: A stroke diagnosis and prognosis prediction system includes: an image acquisition unit configured so as to receive a plurality of images including at least a part of a human brain; an image alignment unit for aligning the plurality of images on the basis of a standard brain image; a lesion area detection and mapping unit for respectively detecting lesion areas from the plurality of images, and mapping the detected lesion areas so as to generate one mapping image; a matching and correction unit, which scales a mapping image so as to match the same to the standard brain image and performs image correction on the mapping image; a three-dimensional image generation unit storing the mapping image in a three-dimensional data space, thereby generating a three-dimensional lesion image; and a stroke diagnosis unit for diagnosing a stroke on the basis of the three-dimensional lesion image.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: March 23, 2021
    Assignees: JLK INSPECTION, DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Dong Eog Kim, Won Tae Kim, Shin Uk Kang, Myung Jae Lee, Dong-min Kim
  • Patent number: 10923010
    Abstract: A display device includes a display panel including a first display region in which a plurality of first data lines are positioned and a second display region adjacent to the first display region in which a plurality of second data lines are positioned, a first data driver and a second data driver in a non-display region of the display panel, a plurality of first fan-out lines connected to the first data driver and including a plurality of 1_1-th fan-out lines connected to the plurality of first data lines and a plurality of 1_2-th fan-out lines connected to the plurality of second data lines, and a plurality of second fan-out lines connected to the second data driver and including a plurality of 2_1-th fan-out lines connected to the plurality of second data lines and a plurality of 2_2-th fan-out lines connected to the plurality of first data lines.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: February 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Tae Kim, Kyung Bae Kim, Ji Ye Lee
  • Publication number: 20210036318
    Abstract: A method of preparing a positive electrode active material includes mixing a lithium raw material and a nickel-containing transition metal hydroxide precursor containing nickel in an amount of 65 mol % or more based on a total number of moles of transition metals and performing a first heat treatment to prepare a nickel-containing lithium transition metal oxide. The method also includes mixing a boron and carbon-containing raw material and a cobalt-containing raw material with the nickel-containing lithium transition metal oxide to form a mixture, and performing a second heat treatment on the mixture to form a coating material including B and Co on a surface of the lithium transition metal oxide. A positive electrode active material prepared by the preparation method is formed, and a positive electrode for a lithium secondary battery and a lithium secondary battery which include the positive electrode active material.
    Type: Application
    Filed: October 11, 2018
    Publication date: February 4, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Won Tae Kim, Sun Sik Shin, Yeo June Yoon, Hong Kyu Park, Seong Hoon Kang, Jong Yeol Yu
  • Publication number: 20210035489
    Abstract: A display device includes a display including scan lines, data lines, light emission control lines, and pixels connected thereto, a scan driver configured to sequentially provide scan signals to the scan lines, a data driver configured to provide data signals to the data lines, a light emitting driver configured to provide light emission control signals to the light emission control lines based on a light emission clock signal having pulses, and a timing controller configured to provide the light emission clock signal to the light emitting driver, to output the pulses of the light emission clock signal during a frame in a first mode, to mask at least one pulse of the pulses during a first period of the frame in a second mode, and to output at least another pulse of the pulses during a second period after the first period.
    Type: Application
    Filed: March 27, 2020
    Publication date: February 4, 2021
    Inventors: Hae Kwan SEO, Won Tae KIM
  • Publication number: 20210027697
    Abstract: A display device includes a timing controller configured to generate clock signals, a start signal, and image data. A scan driver includes a plurality of stages configured to sequentially output the clock signals as scan signals in response to the start signal. A data driver configured to generate a data signal based on the image data. A display unit includes pixels configured to emit light with luminance corresponding to the data signal in response to the scan signal. The timing controller is to mask at least one of the clock signals in a first section, a second section, and a third section included in one frame section and spaced from each other.
    Type: Application
    Filed: March 25, 2020
    Publication date: January 28, 2021
    Inventors: Chang Noh YOON, Hae Kwan SEO, Won Tae KIM
  • Publication number: 20210027739
    Abstract: A display device includes: a first pixel connected to a first scan line and a data line; a second pixel connected to a second scan line and the data line; and a data driver connected to the data line. The data driver includes: a data voltage generator which applies a data voltage corresponding to a grayscale value of the first pixel to the data line when a scan signal of a turn-on level is applied to the first scan line; and an off voltage generator which applies an off voltage corresponding to a black grayscale value to the data line when a scan signal of a turn-on level is applied to the second scan line, in a first mode.
    Type: Application
    Filed: June 12, 2020
    Publication date: January 28, 2021
    Inventors: Won Tae KIM, Ji Hye KIM, Jae Hyeon JEON
  • Publication number: 20200343553
    Abstract: The present invention provides a positive electrode active material for a secondary battery including: a lithium complex transition metal oxide which contains nickel (Ni) and cobalt (Co), and contains at least one selected from the group consisting of manganese (Mn) and aluminum (Al); and a composite coating portion which is formed on a surface of the lithium complex transition metal oxide, wherein the lithium complex transition metal oxide has a nickel (Ni) content of 65 mol % or more with respect to the total transition metal content, and the composite coating portion contains cobalt (Co) and boron (B), and contains at least one selected from the group consisting of lanthanum (La), titanium (Ti), and aluminum (Al).
    Type: Application
    Filed: February 21, 2019
    Publication date: October 29, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Won Tae Kim, Jong Yeol Yu, Hong Kyu Park, Sun Sik Shin, Seong Hoon Kang
  • Publication number: 20200335027
    Abstract: A source driver includes a plurality of output buffers configured to output data signals respectively corresponding to a plurality of data lines, and an output controller configured to control a timing at which each of the data signals corresponding to second image data is transferred from the output buffers to the data lines based on a difference between first image data and the second image data.
    Type: Application
    Filed: December 10, 2019
    Publication date: October 22, 2020
    Inventors: Won Tae KIM, Ji Hye KIM, Jae Hyeon JEON
  • Publication number: 20200327861
    Abstract: A display device includes a timing controller, a scan driver, a data driver, and a display unit. The timing controller generates a clock signal, a start signal, and image data. The scan driver includes a plurality of stages for sequentially outputting the clock signal as a scan signal in response to the start signal. The data driver generates a data signal using the image data. The display unit includes pixels for emitting light with a luminance corresponding to the data signal in response to the scan signal. The timing controller performs masking on the clock signal in a part of a first frame period during which the scan driver sequentially outputs the scan signal.
    Type: Application
    Filed: February 28, 2020
    Publication date: October 15, 2020
    Inventors: WON TAE KIM, Hae Kwan Seo
  • Publication number: 20200312251
    Abstract: A display panel includes: a plurality of pixels connected to a plurality of data lines and a peripheral area at the periphery of the display area; a first channel group including a plurality of first shared channels respectively connected to shared data lines among the data lines; a second channel group including a plurality of second shared channels respectively connected to the shared data lines; a first source driver connected to the first channel group, the first source driver being configured to supply data signals to the shared data lines through the first channel group; and a second source driver connected to the second channel group, the second source driver being configured to supply the data signals to the shared data lines through the second channel group, wherein the first channel group and the second channel group forms a pair to be commonly connected the shared data lines.
    Type: Application
    Filed: February 21, 2020
    Publication date: October 1, 2020
    Inventors: Won Tae KIM, Sun Koo KANG
  • Publication number: 20200312253
    Abstract: A display device and a method of driving same in which the display device includes: a display panel including first and second display areas; a processor to generate first image data corresponding to the first and second display areas in a first mode, and generate second image data corresponding to the first display area in a second mode; and a display driver to control the display panel to display an image corresponding to the first image data in the first and second display areas according to a first frame period in the first mode, and to display an image corresponding to the second image data in the first display area according to a second frame period in the second mode. The second frame period is shorter than the first frame period.
    Type: Application
    Filed: March 9, 2020
    Publication date: October 1, 2020
    Inventor: Won Tae KIM
  • Publication number: 20200315015
    Abstract: A display device includes a folding area, a first unfolding area located on a side of the folding area, and a second unfolding area located on a second side of the folding area. The display device further includes a display module which includes a display panel, and a first circuit board which is attached to the display panel and disposed under the display module, wherein the first circuit board includes a base film, a first driving integrated circuit (“IC”) disposed in the first unfolding area, and a second driving IC disposed in the second unfolding area where the first driving IC and the second driving IC do not overlap each other in a thickness direction during folding.
    Type: Application
    Filed: February 20, 2020
    Publication date: October 1, 2020
    Inventors: Won Tae KIM, Ji Hye KIM, Jae Hyeon JEON
  • Publication number: 20200265764
    Abstract: A display device includes a display panel including a first display region in which a plurality of first data lines are positioned and a second display region adjacent to the first display region in which a plurality of second data lines are positioned, a first data driver and a second data driver in a non-display region of the display panel, a plurality of first fan-out lines connected to the first data driver and including a plurality of 1_1-th fan-out lines connected to the plurality of first data lines and a plurality of 1_2-th fan-out lines connected to the plurality of second data lines, and a plurality of second fan-out lines connected to the second data driver and including a plurality of 2_1-th fan-out lines connected to the plurality of second data lines and a plurality of 2_2-th fan-out lines connected to the plurality of first data lines.
    Type: Application
    Filed: October 14, 2019
    Publication date: August 20, 2020
    Inventors: Won Tae KIM, Kyung Bae KIM, Ji Ye LEE
  • Patent number: 10747047
    Abstract: A display device includes: a light provider; a wavelength conversion layer above the light provider and including a first surface and sides; and a capping layer on the wavelength conversion layer and including a first area provided on the sides of the wavelength conversion layer and a second area provided on the first surface of the wavelength conversion layer, and the first area of the capping layer includes cracks.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee Keun Lee, Won Tae Kim, Yeo Geon Yoon, Seung Jin Chu
  • Patent number: 10707276
    Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a thin film transistor panel comprising a display area and a peripheral area; and a color conversion panel overlapping the thin film transistor panel, wherein the color conversion panel includes: a substrate; a color conversion layer; a first organic layer disposed between the color conversion layer and the thin film transistor panel; a second organic layer disposed between the first organic layer and the thin film transistor panel; and a polarization layer disposed between the second organic layer and the thin film transistor panel, wherein the first organic layer overlaps the display area and the peripheral area, and the second organic layer overlaps the display area.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: July 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Tae Kim, Tae Jin Kong, Hee-Keun Lee, Seung-Jin Chu
  • Publication number: 20190378881
    Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a thin film transistor panel comprising a display area and a peripheral area; and a color conversion panel overlapping the thin film transistor panel, wherein the color conversion panel includes: a substrate; a color conversion layer; a first organic layer disposed between the color conversion layer and the thin film transistor panel; a second organic layer disposed between the first organic layer and the thin film transistor panel; and a polarization layer disposed between the second organic layer and the thin film transistor panel, wherein the first organic layer overlaps the display area and the peripheral area, and the second organic layer overlaps the display area.
    Type: Application
    Filed: November 29, 2018
    Publication date: December 12, 2019
    Inventors: Won Tae KIM, Tae Jin KONG, Hee-Keun LEE, Seung-Jin CHU