Patents by Inventor Hyun-Joon Kim

Hyun-Joon 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: 10228598
    Abstract: A provided is a display device. The display device in which a plurality of pixels comprising a first pixel for displaying a first color is defined, the display device comprises: an insulating substrate; and a color adjustment pattern which is disposed in a first pixel on the insulating substrate, emits incident light by adjusting the color of the incident light, and has a first stepped portion formed on at least a part of an edge.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: March 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Joon Kim, Kyung Bae Kim, Il Gon Kim
  • Publication number: 20190049760
    Abstract: An embodiment relates to a light emitting module, a light emitting module manufacturing method, a light emitting cabinet, and a display device. The display device of an embodiment includes: a support frame; and a plurality of light emitting cabinets including a plurality of light emitting modules disposed on the support frame, wherein the plurality of light emitting modules may include a substrate, a plurality of light emitting units directly mounted on the substrate, and a black matrix disposed on the substrate to surround each of the plurality of light emitting units. The embodiment may implement uniform color and uniform brightness by providing a light emitting module providing full color, and may implement slimness and high brightness by simplifying a configuration of the light emitting module in a chip on board (COB) type. The embodiment may implement low power driving and improve productivity and yield by simplifying the configuration of the light-emitting module.
    Type: Application
    Filed: February 23, 2017
    Publication date: February 14, 2019
    Inventors: Seung Han HYUN, Hyun Joon KIM, Jae Seok PARK, Kum Tae LEE
  • Patent number: 10120254
    Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other. The liquid crystal display further includes a gate line and a data line disposed on the first substrate, a first thin film transistor and a second thin film transistor connected to the gate line and the data line, a first subpixel electrode connected to the first thin film transistor, a third thin film transistor connected to the second thin film transistor, a second subpixel electrode connected to the third thin film transistor; and a liquid crystal layer interposed between the first substrate and the second substrate. The third thin film transistor includes a first terminal applied with a same constant voltage during all times of operation, a second terminal directly connected to the second thin film transistor, and a third terminal connected to the second subpixel electrode.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: November 6, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hoon Kim, Hyun Joon Kim, Ki Chul Shin
  • Publication number: 20180203292
    Abstract: An exemplary embodiment of the present disclosure provides a color conversion display panel including: a light blocking member and a blue light cutting filter disposed on a color conversion substrate; a first color conversion layer and a second color conversion layer disposed on the blue light cutting filter to include nanocrystals; and a transmission layer disposed on the color conversion substrate, wherein the blue light cutting filter overlaps side surfaces of the first color conversion layer, the second color conversion layer, and the transmission layer.
    Type: Application
    Filed: January 3, 2018
    Publication date: July 19, 2018
    Inventors: Kyung-Bae KIM, Il Gon KIM, Hyun Joon KIM
  • Publication number: 20180081217
    Abstract: A provided is a display device. The display device in which a plurality of pixels comprising a first pixel for displaying a first color is defined, the display device comprises: an insulating substrate; and a color adjustment pattern which is disposed in a first pixel on the insulating substrate, emits incident light by adjusting the color of the incident light, and has a first stepped portion formed on at least a part of an edge.
    Type: Application
    Filed: May 31, 2017
    Publication date: March 22, 2018
    Inventors: Hyun Joon KIM, Kyung Bae KIM, Il Gon KIM
  • Publication number: 20180039134
    Abstract: A liquid crystal display according to an exemplary embodiment includes: a first substrate; a second substrate overlapping and separated from the first substrate; a liquid crystal layer between the first substrate and the second substrate; a first color conversion layer, a second color conversion layer, and a transmitting layer between the first substrate and the liquid crystal layer; a first polarization layer between the first color conversion layer and the liquid crystal layer, between the second color conversion layer and the liquid crystal layer, and between the transmitting layer and the liquid crystal layer; and a thin film transistor between the first polarization layer and the liquid crystal layer.
    Type: Application
    Filed: August 2, 2017
    Publication date: February 8, 2018
    Inventors: Kyung-Bae KIM, Il Gon KIM, Hyun Joon KIM
  • Patent number: 9828402
    Abstract: A film-forming composition including a 3-intracyclic cyclopentadienyl precursor and dimethyethylamine is useful for Atomic Layer Deposition, and improves viscosity and volatility while maintaining unique features of metal precursors.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: November 28, 2017
    Assignees: SK Hynix Inc., SOULBRAIN SIGMA-ALDRICH, LTD
    Inventors: Ji-Won Moon, Young-Jin Son, Jeong-Yeop Lee, Jun-Soo Jang, Jae-Sun Jung, Sang-Kyung Lee, Chang-Sung Hong, Hyun-Joon Kim, Jin-Ho Shin, Dae-Hyun Kim
  • Patent number: 9685948
    Abstract: A stage includes a first transistor including an input terminal to which a clock signal is applied and a control terminal connected to a first node; a first capacitor including terminals respectively connected to the first node and an output terminal of the first transistor; a second transistor including an input terminal connected to the output terminal of the first transistor, a control terminal connected to a second node, and an output terminal to which a low voltage is applied; a third transistor including an output terminal connected to the second node, a control terminal connected to the first node, and an input terminal to which the low voltage is applied; and a fourth transistor including an input terminal connected to the first node and an output terminal to which the low voltage is applied, wherein the fourth transistor is switched according to an output signal of a next stage.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: June 20, 2017
    Assignee: Samsung Display Co., LTD.
    Inventors: Jong Hee Kim, Hyun Joon Kim, Kyoung Ju Shin, Alexander Ward, Cheol-Gon Lee, Chong Chul Chai
  • Patent number: 9673806
    Abstract: A gate driver includes a plurality of stages connected to each other in a cascade manner, where each of the stages includes an input unit which connects a first input terminal and a first node and includes a first input transistor and a second input transistor, where an output terminal of the first input transistor and an input terminal of the second input transistor are connected to a second node, and the input unit further includes a storage capacitor which connects the first input terminal and the second node.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: June 6, 2017
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Jong Hee Kim, Hyun Joon Kim, Cheol Gon Lee, Jae Keun Lim, Chong Chul Chai
  • Patent number: 9620063
    Abstract: A gate driver includes a plurality of stages. Each stage includes a first input circuit, a first gate signal circuit, a second gate signal circuit, an inverting circuit, a first emission signal circuit, and a second emission signal circuit. The first gate signal circuit and second gate signal circuit are configured to generate a first logic level or a second logic level. The first emission signal circuit and the second emission signal circuit are configured to generate a first voltage or a second voltage in response to a voltage of a first node or a second node.
    Type: Grant
    Filed: January 2, 2015
    Date of Patent: April 11, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hyun-Joon Kim
  • Patent number: 9618806
    Abstract: A display device may include a transistor, which includes a first transistor electrode and a second transistor electrode. The display device may further include a pixel electrode, which is electrically connected to the second transistor electrode. The display device may further include a data line, which is electrically connected to the first transistor electrode, wherein the data line includes a bent structure. The display device may further include a light blocking member, which includes a light blocking portion, wherein the light blocking portion extends perpendicular to a section of the data line, and wherein the light blocking portion overlaps both the transistor and the bent structure without overlapping the section of the data line in a direction perpendicular to the light blocking member.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: April 11, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: In-Jae Hwang, Mee Hye Jung, Hyun Joon Kim, Il Gon Kim
  • Publication number: 20160379579
    Abstract: A method of driving a display panel includes providing a positive polarity data signal to a first data line during an odd-numbered frame, and providing a negative polarity data signal to the first data line during an even-numbered frame. The positive polarity data signal has a first polarity. The negative polarity data signal has a second polarity. Output timing of the positive polarity data signal is different from output timing of the negative polarity data signal.
    Type: Application
    Filed: April 21, 2016
    Publication date: December 29, 2016
    Inventors: SE-HYOUNG CHO, HYUN JOON KIM, CHEOL-GON LEE, JANGMI KANG, MEE-HYE JUNG, JONG-HEE KIM
  • Publication number: 20160358563
    Abstract: A display panel driving apparatus includes a data driving part and a gate driving part. The data driving part is configured to convert image data into a data signal and output the data signal to a data line of a display panel. The gate driving part is configured to output, to a gate line of the display panel, a gate signal having different gate on voltages during a first sub-frame period of a frame period and a second sub-frame period subsequent to the first sub-frame period. Thus, display quality of a display apparatus may be improved.
    Type: Application
    Filed: June 1, 2016
    Publication date: December 8, 2016
    Inventors: IN-JAE HWANG, HYUN-JOON KIM
  • Patent number: 9515647
    Abstract: A gate driver includes a stage including an input unit including a first transistor diode-connected to a first input terminal of the stage through a first node and biased by a first input signal of the first input terminal, an output unit including a second transistor including a gate electrode coupled to the first node, a first electrode coupled to a clock input terminal, and a second electrode coupled to a first output terminal of the stage, a capacitor coupled between the gate electrode and the second electrode of the second transistor, and a noise remover including a third transistor including a gate electrode coupled to a second node, a first electrode coupled to the first node, and a second electrode coupled to a first voltage input terminal of the stage which receives a first voltage.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Keun Lim, Hyun Joon Kim, Cheol-Gon Lee, Chong Chul Chai
  • Publication number: 20160313594
    Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other, a gate line and a data line disposed on the first substrate, a first thin film transistor (“TFT”) and a second TFT connected to the gate line and the data line, a first subpixel electrode connected to the first TFT, a third TFT connected to the second TFT, a second subpixel electrode connected to the third TFT, and a liquid crystal layer interposed between the first substrate and the second substrate.
    Type: Application
    Filed: November 6, 2015
    Publication date: October 27, 2016
    Inventors: Hoon KIM, Hyun Joon KIM, Ki Chul SHIN
  • Publication number: 20160273103
    Abstract: A film-forming composition including a 3-intracyclic cyclopentadienyl precursor and dimethyethylamine is useful for Atomic Layer Deposition, and improves viscosity and volatility while maintaining unique features of metal precursors.
    Type: Application
    Filed: September 16, 2015
    Publication date: September 22, 2016
    Inventors: Ji-Won MOON, Young-Jin SON, Jeong-Yeop LEE, Jun-Soo JANG, Jae-Sun JUNG, Sang-Kyung LEE, Chang-Sung HONG, Hyun-Joon KIM, Jin-Ho SHIN, Dae-Hyun KIM
  • Publication number: 20160147122
    Abstract: A display device may include a transistor, which includes a first transistor electrode and a second transistor electrode. The display device may further include a pixel electrode, which is electrically connected to the second transistor electrode. The display device may further include a data line, which is electrically connected to the first transistor electrode, wherein the data line includes a bent structure. The display device may further include a light blocking member, which includes a light blocking portion, wherein the light blocking portion extends perpendicular to a section of the data line, and wherein the light blocking portion overlaps both the transistor and the bent structure without overlapping the section of the data line in a direction perpendicular to the light blocking member.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: In-Jae HWANG, Mee Hye JUNG, Hyun Joon KIM, Il Gon KIM
  • Publication number: 20160131951
    Abstract: A liquid crystal display includes: a gate line extending in a first direction; a first data line and a second data line extending in a second direction; a thin film transistor (TFT) including a gate electrode connected to the gate line, a source electrode connected to the first data line, and a drain electrode; a vertical storage electrode line extending between the first and second data lines; a passivation layer disposed on the TFT and the vertical storage electrode line; an insulating layer disposed on the passivation layer; and a subpixel electrode disposed on the insulating layer, connected to the drain electrode, wherein the vertical storage electrode line includes an expansion, the insulating layer includes an opening exposing a portion of the passivation layer overlapping the expansion, and wherein the subpixel electrode includes a protrusion overlapping the expansion, a reinforced storage capacitor being formed between the protrusion and the expansion.
    Type: Application
    Filed: March 27, 2015
    Publication date: May 12, 2016
    Inventors: Cheol-Gon LEE, Mee Hye Jung, In-Jae Hwang, Jang Mi Kang, Hyun Joon Kim
  • Patent number: 9276239
    Abstract: A method for manufacturing a flexible display device includes: manufacturing a flexible substrate on a substrate by: forming a first organic layer on the substrate, removing foreign particles formed on the first organic layer and forming a recessed first repair groove in the first organic layer, forming a first inorganic layer on the first organic layer, forming a second organic layer on the first inorganic layer and forming a second inorganic layer on the second organic layer, forming a display for displaying an image on the flexible substrate and removing the substrate from the first organic layer.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: March 1, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hwan Park, Yong-Kwan Kim, Hyun-Joon Kim, In Huh, Sang-Ki Kim
  • Patent number: 9230869
    Abstract: A method of manufacturing an organic light-emitting display apparatus, the method including removing a bubble by irradiating a laser in a cross direction to the bubble that occurs in a thin-film transistor.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: January 5, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Hyun-Joon Kim