Patents by Inventor Jong-Won Park

Jong-Won Park 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: 11133443
    Abstract: A light emitting device package includes a mounting substrate including first and second lower electrode portions separated by a first groove, first and second upper electrode portions separated by a second groove connected to the first groove and disposed on the first and second lower electrode portions respectively, and an insulation support member filling the first groove, a light emitting device mounted on the first and second upper electrode portions of the mounting substrate, a double phosphor film covering an upper surface of the light emitting device, including a phosphor layer and a barrier layer sequentially stacked on each other, and having a thickness of 200 ?m or less, and a sealing member on the mounting substrate covering the light emitting device and the double phosphor film.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: September 28, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chi-Goo Kang, Young-Kyung Kim, Young-Ho Park, Jong-Won Park, Seog-Ho Lim
  • Patent number: 11127340
    Abstract: A stage circuit includes a first substage circuit unit connected to first through third input terminals receiving a start signal, a first clock signal, and a second clock signal, respectively. The first substage circuit unit generates first and second operation signals based on the start signal and the first and second clock signals, and supplies a first scan signal to a first output terminal based on the first and second operation signals. The stage circuit further includes a second substage circuit unit connected to the third input terminal and a fourth input terminal receiving a third clock signal. The second substage circuit unit supplies a second scan signal to a second output terminal based on the first and second operation signals, the second clock signal, and the third clock signal. The first and second scan signals include a pulse of a low voltage level and a high voltage level, respectively.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: September 21, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Woo Byun, Jong Won Park, Chae Han Hyun
  • Publication number: 20210225256
    Abstract: A stage circuit includes a first substage circuit unit connected to first through third input terminals receiving a start signal, a first clock signal, and a second clock signal, respectively. The first substage circuit unit generates first and second operation signals based on the start signal and the first and second clock signals, and supplies a first scan signal to a first output terminal based on the first and second operation signals. The stage circuit further includes a second substage circuit unit connected to the third input terminal and a fourth input terminal receiving a third clock signal. The second substage circuit unit supplies a second scan signal to a second output terminal based on the first and second operation signals, the second clock signal, and the third clock signal. The first and second scan signals include a pulse of a low voltage level and a high voltage level, respectively.
    Type: Application
    Filed: September 2, 2020
    Publication date: July 22, 2021
    Inventors: MIN WOO BYUN, JONG WON PARK, CHAE HAN HYUN
  • Publication number: 20210226103
    Abstract: A light emitting element includes a first semiconductor layer; an active layer on the first semiconductor layer; a second semiconductor layer on the active layer; an insulating film surrounding an outer peripheral surface of each of the first semiconductor layer, the active layer and the second semiconductor layer; and a polymer film including a polymer chain and on at least a portion of a surface of the insulating film.
    Type: Application
    Filed: July 21, 2020
    Publication date: July 22, 2021
    Inventors: Jong Won PARK, Chang Hee LEE, Duk Ki KIM, Yun Ku JUNG, Yun Hyuk KO, Jae Kook HA
  • Publication number: 20210183312
    Abstract: Provided herein is a display device including a plurality of pixels, wherein each pixel of the plurality of pixels includes: a driving transistor including a first electrode, a second electrode, and a first gate electrode; a first emission transistor including a third electrode coupled to the first electrode of the driving transistor, a fourth electrode, and a second gate electrode; and a second emission transistor including a fifth electrode coupled to the second electrode of the driving transistor, a sixth electrode, and a third gate electrode, wherein both the second gate electrode and the third gate electrode are coupled to an emission line, and wherein the first emission transistor is turned-on but the second emission transistor is turned-off, based on an emission signal supplied from the emission line.
    Type: Application
    Filed: August 24, 2020
    Publication date: June 17, 2021
    Inventors: Ki Wook Kim, Yang Wan Kim, Jong Won Park
  • Publication number: 20210082346
    Abstract: An organic light emitting display device includes a pixel, a data line, a first scan line, a second scan line, and a scan driver. The pixel includes a first transistor, a second transistor, and a third transistor. A source of the first transistor is electrically connected to a drain of the third transistor. A source of the second transistor is configured to receive an initialization voltage. The data line is electrically connected to a source of the third transistor and may transmit a data voltage higher than the initialization voltage. The first scan line is electrically connected to a gate of the third transistor. The second scan line is electrically connected to a gate of the second transistor. The scan driver may provide an initializing scan signal to the second scan line at least two horizontal periods before providing an initial scan signal to the first scan line.
    Type: Application
    Filed: November 24, 2020
    Publication date: March 18, 2021
    Inventors: Jong Won PARK, Won Kyu KWAK, Seung Kyu LEE
  • Patent number: 10902786
    Abstract: The display device includes a pixel circuit including a driving transistor, an N-type transistor on a first path coupled from a data line to a gate electrode of the driving transistor, and a P-type transistor on the first path, a first scan driver to supply a first scan signal to the N-type transistor, and a second scan driver to supply a second scan signal to the P-type transistor, wherein a width of a high level section of the first scan signal is wider than that of a low level section of the second scan signal, and the low level section of the second scan signal overlaps with the high level section of the first scan signal.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: January 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Won Park, Seung Kyu Lee, Hyun Woong Kim
  • Patent number: 10861386
    Abstract: An organic light emitting display device includes a pixel, a data line, a first scan line, a second scan line, and a scan driver. The pixel includes a first transistor, a second transistor, and a third transistor. A source of the first transistor is electrically connected to a drain of the third transistor. A source of the second transistor is configured to receive an initialization voltage. The data line is electrically connected to a source of the third transistor and may transmit a data voltage higher than the initialization voltage. The first scan line is electrically connected to a gate of the third transistor. The second scan line is electrically connected to a gate of the second transistor. The scan driver may provide an initializing scan signal to the second scan line at least two horizontal periods before providing an initial scan signal to the first scan line.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: December 8, 2020
    Inventors: Jong Won Park, Won Kyu Kwak, Seung Kyu Lee
  • Patent number: 10851294
    Abstract: There is provided a fluoride phosphor composite including: fluoride phosphor core particles that may be expressed by the empirical formula AxMFy:Mn4+, wherein A may be at least one selected from the group consisting of Li, Na, K, Rb, and Cs, M may be at least one selected from the group consisting of Si, Ti, Zr, Hf, Ge, and Sn, the composition ratio (x) of A may satisfy 2?x?3, the composition ratio (y) of F may satisfy 4?y?7, each fluoride phosphor composite particle may be coated with a Mn-free fluoride coating. The Mn-free fluoride coating may have a thickness less than or equal to 35% of the size of each fluoride phosphor composite particle.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 1, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Ho You, In Hyung Lee, Tae Hoon Kim, Jong Won Park, Chul Soo Yoon, Chi Woo Lee
  • Patent number: 10846013
    Abstract: A data storage device may include: a storage; and a controller configured to control data input/output for the storage, wherein the controller comprises a power state manager configured to detect a failure of an operation that is performed in the storage based on a program, erase or read command, transfer a power state check request command to the storage when the failure is detected, and reset the storage based on whether the storage transfers a return signal in response to the power state check request command.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: November 24, 2020
    Assignee: SK hynix Inc.
    Inventor: Jong Won Park
  • Publication number: 20200357324
    Abstract: Systems and methods are provided for a display device that includes a display unit. The display unit includes scan lines and pixels coupled to the scan lines. A timing controller operates in a first mode and a second mode and generates a start signal, based on a vertical synchronization signal provided from the outside. A scan driver generates a scan signal, based on the start signal, and sequentially provides the scan signal to the scan lines. The timing controller generates the start signal immediately after a pulse of the vertical synchronization signal is applied in the first mode, and generates the start signal before a pulse the vertical synchronization signal is applied in the second mode.
    Type: Application
    Filed: March 4, 2020
    Publication date: November 12, 2020
    Inventors: Jong Won Park, Chae Han Hyun
  • Publication number: 20200342809
    Abstract: A display device includes: an organic light emitting diode (OLED); a pixel circuit configured to control an amount of a current flowing from a first power voltage to the OLED; and a gate line and a data line that are connected to the pixel circuit, the pixel circuit including: an auxiliary transistor including a gate electrode electrically connected to the data line and a first electrode and a second electrodes connected to the gate line, the first electrode and the second electrode of the auxiliary transistor being electrically connected to each other.
    Type: Application
    Filed: July 14, 2020
    Publication date: October 29, 2020
    Inventors: Jong Won PARK, Seung-Kyu LEE, Hyun Woong KIM
  • Publication number: 20200302869
    Abstract: A light-emitting display device includes first and second sub pixels each of which includes a driving transistor including first and second electrodes and a gate electrode, and being configured to control an electric current flowing from the first electrode to the second electrode according to a data voltage applied to a gate electrode, a light-emitting element connected to the second electrode, and a first capacitor disposed between a first sub supply voltage line to which a first supply voltage is applied and the second electrode. The first sub supply voltage line is disposed to overlap the second electrode. A capacitance of a first capacitor of the first sub pixel versus a capacitance of a first capacitor of the second sub pixel is selectively determined to correspond to an amount of the overlap between the first sub supply voltage line and the second electrode.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 24, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Jong Won PARK, Chae Han HYUN
  • Patent number: 10781368
    Abstract: A fluoride phosphor includes fluoride particles represented by AxMFy:Mnz4+ where A is at least one selected from lithium (Li), sodium (Na), potassium (K), rubidium (Rb), and cesium (Cs), M is at least one selected from silicon (Si), titanium (Ti), zirconium (Zr), hafnium (Hf), germanium (Ge) and tin (Sn), a compositional ratio x of A satisfies 2?x?3, and a compositional ratio y of F satisfies 4?y?7; and an organic material physically adsorbed onto surfaces of the fluoride particles to allow the fluoride particles to have hydrophobicity. The fluoride particles have a concentration of Mn4+ gradually reduced from respective centers to respective surfaces of the fluoride particles.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Won Park, Woon Seok Kim, Tae Hoon Kim, Ji Ho You, Chul Soo Yoon
  • Patent number: 10748482
    Abstract: A display device includes: an organic light emitting diode (OLED); a pixel circuit configured to control an amount of a current flowing from a first power voltage to the OLED; and a gate line and a data line that are connected to the pixel circuit, the pixel circuit including: an auxiliary transistor including a gate electrode electrically connected to the data line and a first electrode and a second electrodes connected to the gate line, the first electrode and the second electrode of the auxiliary transistor being electrically connected to each other.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd
    Inventors: Jong Won Park, Seung-Kyu Lee, Hyun Woong Kim
  • Patent number: 10733922
    Abstract: A display device includes: a substrate; pixels provided in a display area of the substrate; signal lines provided on the substrate and connected to the pixels; and a pad portion provided in a peripheral area and including pads. The signal lines include a first crack detecting line provided in the peripheral area and connected to a first test voltage pad, first data lines including first ends connected to the first crack detecting line through corresponding first transistors and second ends connected to corresponding pixels from among the pixels, and first connecting wires for connecting the first data lines and pads corresponding to the first data lines from among the pads, and the first connecting wires are provided on one layer from among at least two layers.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: August 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Won Park, Hyun Woong Kim
  • Publication number: 20200243731
    Abstract: A light emitting device package includes a mounting substrate including first and second lower electrode portions separated by a first groove, first and second upper electrode portions separated by a second groove connected to the first groove and disposed on the first and second lower electrode portions respectively, and an insulation support member filling the first groove, a light emitting device mounted on the first and second upper electrode portions of the mounting substrate, a double phosphor film covering an upper surface of the light emitting device, including a phosphor layer and a barrier layer sequentially stacked on each other, and having a thickness of 200 ?m or less, and a sealing member on the mounting substrate covering the light emitting device and the double phosphor film.
    Type: Application
    Filed: July 10, 2019
    Publication date: July 30, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chi-Goo KANG, Young-Kyung KIM, Young-Ho PARK, Jong-Won PARK, Seog-Ho LIM
  • Patent number: 10685624
    Abstract: An electronic apparatus and a method of outputting content of the electronic apparatus outputs a synchronized content to a display apparatus and a projection-type display apparatus and a method of outputting a content of the electronic apparatus. The electronic apparatus includes an input/output unit connected with a display apparatus and a projection-type display apparatus, and a control unit configured to control the input/output unit, wherein the control unit outputs a synchronized content to the display apparatus and the projection-type display apparatus through the input/output unit.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: June 16, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Won Park, Andrew Chang, Chang Won Ryu, Sung Su Park, Soo Hyun Jho, Yoon Lee, Sun Young Kim, Yong Joo Park, Young Hoon Eom
  • Patent number: 10672331
    Abstract: Provided herein may be a display device and a method of driving the display device. The display device may include pixels including first pixels and second pixels in a pixel area, scan lines coupled with the pixels, and configured to supply scan signals to the pixels, a first emission control line coupled to the first pixels, and configured to supply a first emission control signal to the first pixels, a second emission control line coupled to the second pixels, and configured to supply a second emission control signal to the second pixels, and a display driver configured to supply the first emission control signal to the first emission control line before supplying the second emission control signal to the second emission control line.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: June 2, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Woong Kim, Jong Won Park
  • Patent number: 10665891
    Abstract: The present invention provides a lithium-sulfur thermal battery including: a positive electrode including sulfur (S8) or a sulfur compound, and a solid electrolyte including a lithium salt and a polymer having a melting point lower than a melting point of a negative electrode; a lithium metal negative electrode or lithium alloy; a solid electrolyte membrane disposed between the positive electrode and the negative electrode and including a lithium salt and a polymer having a melting point lower than a melting point of the lithium metal negative electrode or lithium alloy; and a heater configured to provide heat so that the polymer is melted.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: May 26, 2020
    Assignee: J-INNOTECH CO., LTD
    Inventors: Yong Ju Jung, Hye Jeong Yang, Tae Hyeon Yang, Ji Hun Kang, Jin Kyeong Kang, Jong Won Park