Patents by Inventor Su-Jin Lee

Su-Jin 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: 11056054
    Abstract: A display device includes a substrate including a first pixel region and a second pixel region having a smaller area than the first pixel region. The second pixel region is connected to the first pixel region. A first pixel is provided in the first pixel region and a second pixel is provided in the second pixel region. A first line is connected to the first pixel and a second line is connected to the second pixel. A dummy unit overlaps at least one of the first line and the second line, and compensates for a difference in load values between the first and second lines.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: July 6, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
  • Patent number: 11046821
    Abstract: An emulsion particle, an emulsion including the same, and a method of manufacturing an emulsion are provided. The emulsion particle includes: a core derived from a polymer of an unsaturated ethylenic monomer and including a first sub core and a second sub core surrounding the first sub core; and a shell surrounding the core and including an alkali-soluble resin, wherein the first sub core includes a polymer having a first glass transition temperature, and the second sub core includes a polymer having a second glass transition temperature lower than the first glass transition temperature.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: June 29, 2021
    Assignee: Hanwha Chemical Corporation
    Inventors: Jeong Hyun Choi, Hee Yun Kim, Tae Hoon Yeum, Su Jin Lee, Dae Won Cho
  • Patent number: 11036134
    Abstract: Provided is a hard mask composition having high etching resistance suitable for use in a semiconductor lithography process, and particularly to a spin-on hard mask composition including a dibenzo carbazole polymer and to a patterning method of forming a hard mask layer by applying the composition on an etching layer through spin coating and performing a baking process. The hard mask according to the present invention has effects of exhibiting high solubility and superior mechanical properties, as well as high etching resistance to withstand multiple etching processes.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: June 15, 2021
    Assignee: YOUNG CHANG CHEMICAL CO., LTD
    Inventors: Gi Hong Kim, Su Jin Lee, Seung Hyun Lee, Seung Hun Lee
  • Publication number: 20210175730
    Abstract: According to an embodiment, there is provided an energy harvesting system using linear kinetic energy based on induction power generation. According to various embodiments, there may be provided an energy harvesting system using linear kinetic energy based on induction power generation, which may minimize the occasions of replacing or recharging the battery in battery-powered products by using the force or energy generated from a linearly reciprocating machine or device and may allow the battery to be charged when linear kinetic energy is generated and, otherwise, discharged, using an automatic battery charging/discharging system.
    Type: Application
    Filed: November 27, 2020
    Publication date: June 10, 2021
    Inventors: Jin Yong LEE, Jeong Hun LEE, Su Jin LEE, Myoung Hoon CHOI, Jeong Hwan AHN
  • Publication number: 20210175737
    Abstract: According to an embodiment, an industrial wireless charging system using a magnetic resonance manner comprises a pneumatic cylinder having a shaft and a body to reciprocate the shaft, a solenoid valve suppling and exhausting air to/from the body of the pneumatic cylinder, a position sensor installed in the body of the pneumatic cylinder, detecting a position of the shaft, and receiving power from a rechargeable battery, and a controller controlling an operation of the solenoid valve based on an input value to the position sensor. The controller includes a wireless charging transmitter to wirelessly supply charging energy in a magnetic resonance manner. The position sensor includes a wireless charging receiver to receive the charging energy and charge the battery with the charging energy in a magnetic resonance manner.
    Type: Application
    Filed: November 27, 2020
    Publication date: June 10, 2021
    Inventors: Jin Yong LEE, Jeong Hun LEE, Su Jin LEE, Myoung Hoon CHOI, Jeong Hwan AHN
  • Publication number: 20210143241
    Abstract: A display device includes a substrate, data lines arranged on the substrate, the data lines to which data voltages are applied, scan lines arranged on the substrate, the scan lines to which scan signals are applied, and a pixel connected to one of the data lines and at least one of the scan lines. The pixel includes a light emitting element, a driving transistor which supplies a driving current flowing between a first electrode and a second electrode to the light emitting element in accordance with the data voltage of the data line applied to a gate electrode, a first transistor between the gate electrode and second electrode of the driving transistor, a shielding electrode overlapping at least a part of the first transistor in a thickness direction of the substrate. The shielding electrode does not overlap the data lines in the thickness direction of the substrate.
    Type: Application
    Filed: July 2, 2020
    Publication date: May 13, 2021
    Inventors: Jae Won KIM, Seung Woo SUNG, Ji Hyun KA, Na Yun KWAK, Dae Suk KIM, Ah Young KIM, Jun Young MIN, Jun Won CHOI, Su Jin Lee
  • Patent number: 11003012
    Abstract: A liquid crystal display (LCD) device, comprising: a substrate, gate wiring including a gate line that is disposed on the substrate to extend in a first direction and a gate electrode that is connected to the gate line, a data conductor disposed on the gate wiring and including a data line that extends in a second direction different from the first direction, and a first electrode that overlaps the gate electrode, a common electrode disposed on the data conductor and including a first opening that partially exposes the first electrode therethrough, an opaque conductive pattern disposed on the common electrode; and a pixel electrode disposed on the opaque conductive pattern and electrically connected to the first electrode exposed through the first opening.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: May 11, 2021
    Inventors: Jeong Ho Lee, Dong Wook Kim, Su Jin Lee, Jean Ho Song
  • Publication number: 20210134933
    Abstract: A display device includes a substrate having a pixel area and a peripheral area, a plurality of pixels disposed on the substrate in the pixel area, a plurality of data lines that supply a plurality of data signals to the pixels, a plurality of scan lines that supply a plurality of scan signals to the pixels, a plurality of power supply lines that supply a first voltage to the pixels, and first through third insulating layers. The first insulating layer is disposed on the substrate, the second insulating layer is disposed on the first insulating layer, and the third insulating layer is disposed on the second insulating layer. The scan lines are disposed below the third insulating layer on the substrate in the pixel area, and are disposed on the third insulating layer in the peripheral area.
    Type: Application
    Filed: December 30, 2020
    Publication date: May 6, 2021
    Inventors: BYUNG SUN KIM, SUN JA KWON, YANG WAN KIM, HYUN AE PARK, SU JIN LEE, JAE YONG LEE
  • Publication number: 20210125565
    Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.
    Type: Application
    Filed: January 4, 2021
    Publication date: April 29, 2021
    Inventors: Byung Sun KIM, Sun Ja KWON, Yang Wan KIM, Hyun Ae PARK, Hyung Jun PARK, Su Jin LEE, Jae Yong LEE, Yu Jin JEON
  • Patent number: 10991791
    Abstract: A display device includes a substrate having a pixel area with at least a first rounded corner portion and first to third non-pixel areas arranged sequentially along an outer circumference of the pixel area. An internal circuit in the first non-pixel area has a first end portion adjacent to the first rounded corner portion of the pixel area. The first end portion of the internal circuit is rounded in accordance with the first rounded corner portion. A plurality of routing wires are in the third non-pixel area below the pixel area. The routing wires extending to the pixel area via the second non-pixel area and the first non-pixel area. The routing wires include at least a first routing wire connected to the pixel area passing an area of the first end portion of the internal circuit.
    Type: Grant
    Filed: February 10, 2020
    Date of Patent: April 27, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Kyu Lee, Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee, Tae Hoon Kwon, Seung Ji Cha
  • Publication number: 20210111240
    Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
    Type: Application
    Filed: December 1, 2020
    Publication date: April 15, 2021
    Inventors: Hyun Ae Park, Sun-Ja Kwon, Byung Sun Kim, Yang Wan Kim, Su Jin Lee, Jae Yong Lee
  • Patent number: 10977994
    Abstract: A display device includes a first pixel area having first pixels and a second pixel area having second pixels. Each first pixel includes a driving transistor initialized to a voltage of a first initialization power supply. Each second pixel includes a driving transistor initialized to a voltage of a second initialization power supply. The first initialization power supply and the second initialization power supply are set to different voltages. The first pixel area and the second pixel area have different widths.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Hyung Jun Park, Su Jin Lee, Jae Yong Lee, Yu Jin Jeon
  • Patent number: 10978003
    Abstract: A display device includes a substrate, first pixels, second pixels, and third pixels. The substrate has a first pixel area, a second pixel area, and a third pixel area. The first pixels are in the first pixel area and are connected to first scan lines and first emission control lines. The second pixels are in the second pixel area and are connected to second scan lines and second emission control lines. The third pixels are in the third pixel area and are connected to third scan lines and third emission control lines. The second scan lines are spaced apart from the third scan lines, and the second emission control lines are spaced apart from the third emission control lines.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: April 13, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Seung Kyu Lee, Sun Ja Kwon, Tae Hoon Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee, Seung Ji Cha
  • Publication number: 20210088910
    Abstract: A processing solution composition for reducing micro-bridge defects in a polyhydroxystyrene-containing photoresist pattern defined by an extreme-ultraviolet exposure source and a method of forming a pattern using the same are proposed. The processing solution composition includes 0.0001 to 1 wt % of an alkaline material, 0.0001 to 1 wt % of a nonionic surfactant having an HLB (Hydrophilic-Lipophilic Balance) value of 9 to 16, and 98 to 99.9998 wt % of water, reduces the number of micro-bridge defects in a polyhydroxystyrene-containing photoresist pattern defined by an extreme-ultraviolet exposure source, and has a low LWR (Line Width Roughness) value, thus effectively improving the uniformity of the pattern.
    Type: Application
    Filed: May 22, 2019
    Publication date: March 25, 2021
    Inventors: Su Jin LEE, Seung Hun LEE, Seung Hyun LEE
  • Publication number: 20210091168
    Abstract: An organic light emitting display device includes a substrate having a display area and a peripheral area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern. A cathode electrode of a light emitting diode is disposed on the first and second connection electrodes and electrically connected to the first and second connection electrodes.
    Type: Application
    Filed: December 8, 2020
    Publication date: March 25, 2021
    Inventors: Sang Moo CHOI, Mi Hae KIM, Sang Won SEOK, Hwan Soo JANG, Su Jin LEE
  • Patent number: 10954370
    Abstract: An emulsion, and a method of preparing an emulsion are provided. The emulsion includes styrene/acrylic latex particles and a metal stearate-based material.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: March 23, 2021
    Assignee: Hanwha Chemical Corporation
    Inventors: Hee Yun Kim, Tae Hoon Yeum, Su Jin Lee, Dae Won Cho, Jeong Hyun Choi
  • Publication number: 20210082701
    Abstract: A process of realizing a silicon micropattern having a large aspect ratio in a semiconductor-manufacturing process, and a novel wet etching method that includes treating an organic carbon film layer so that a hydrofluoric-acid-resistant material is selectively attached to the organic carbon film layer and then wet etching the same using an aqueous solution containing hydrofluoric acid, thus forming a pattern, are proposed. In the method of forming the pattern by wet etching, etching is performed so that an active region having a depth of several ?m in an object to be etched is not damaged when a pattern having a small CD is formed, thereby exhibiting an effect of providing a method of forming a micropattern.
    Type: Application
    Filed: January 9, 2019
    Publication date: March 18, 2021
    Inventors: Su Jin LEE, Gi Hong KIM, Seung Hun LEE
  • Patent number: 10943967
    Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yang Wan Kim, Byung Sun Kim, Jae Yong Lee, Chung Yi, Hyung Jun Park, Su Jin Lee
  • Publication number: 20210063887
    Abstract: An extreme ultraviolet (EUV) developer composition for use in manufacturing a semiconductor is provided. More particularly an EUV developer composition for forming a fine pattern is provided, which is capable of forming a more uniform pattern and lowering EOP in a development process, the EUV developer composition including a water-soluble polymer represented by Chemical Formula 1, a nonionic surfactant represented by Chemical Formula 2, and an alkali compound.
    Type: Application
    Filed: March 22, 2018
    Publication date: March 4, 2021
    Inventors: Su Jin LEE, Gi Hong KIM, Seung Hun LEE, Seung Hyun LEE
  • Publication number: 20210047735
    Abstract: The present disclosure relates to an electroless copper plating composition and an electroless plating method and a product using the same.
    Type: Application
    Filed: January 14, 2020
    Publication date: February 18, 2021
    Inventors: Young Sub SIN, Su Jin LEE, Cheol Min BAE, Cheol Min KIM