Patents by Inventor Heeyoung AN

Heeyoung AN 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: 10935708
    Abstract: A retardation film including a stacked structure including 2m tilt +C plates with m as a positive integer and a +A plate disposed over the 2m tilt +C plates. Each of the 2m tilt +C plates includes a liquid crystal layer. The liquid crystal layer includes a material satisfying nx?ny<nz, wherein a longitudinal direction axis of the retardation film is an X-axis, a width direction axis of the retardation film substantially perpendicular to the X-axis is a Y-axis, a thickness direction axis of the retardation film substantially perpendicular to the X-axis and the Y-axis is a Z-axis, and refractive indexes of the X-axis, the Y-axis, and the Z-axis respectively correspond to nx, ny, and nz.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: March 2, 2021
    Assignee: SAMSING DISPLAY CO., LTD
    Inventors: Heeyoung Lee, Suk Choi
  • Patent number: 10930921
    Abstract: Provided are a negative active material, an anode and a lithium secondary battery including the same, and a method of preparing the negative active material. The negative active material includes a silicon alloy core including silicon, iron, and manganese, and a shell including a metal oxide on the silicon alloy core, the metal oxide including one or more of titanium, zirconium, aluminum, cobalt, or lithium. An amount of the metal oxide may be from greater than 0 wt % to less than about 12 wt % based on a total weight of the negative active material.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: February 23, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jaehyuk Kim, Soonsung Seo, Hana Yoo, Heeyoung Chu, Deokhyun Kim, Yungu Cho
  • Publication number: 20210013493
    Abstract: A composite anode active material, an anode, and a lithium secondary battery, the composite anode active material including a silicon-carbon composite; a first graphite; and a second graphite that is different from the first graphite, wherein the first graphite has an average particle diameter D50 of about 10 ?m or greater, and the second graphite has an average particle diameter D50 of about 18 ?m or greater.
    Type: Application
    Filed: July 10, 2020
    Publication date: January 14, 2021
    Inventors: Yungu CHO, Doori OH, Heeyoung CHU, Hyun SOH, Yoonyoung CHOI, Yubin HWANG
  • Publication number: 20200410157
    Abstract: A system may use a machine-learned model to determine whether to classify a sequence of one or more words within a first document that is being edited as a candidate hyperlink based at least in part on context associated with the first document. In response to classifying the sequence of one or more words as the candidate hyperlink, the system may use the machine-learned model and based at least in part on the sequence of one or more words and the context to determine one or more candidate document to be hyperlinked from the sequence of one or more words. In response to receiving an indication of a second document being selected out of the one or more candidate documents, the system may modify the first document to associate the sequence of one or more words with a hyperlink to the second document.
    Type: Application
    Filed: March 14, 2019
    Publication date: December 31, 2020
    Inventors: Jan van de Kerkhof, Balint Miklos, Amr Abdelfattah, Tobias Kaufmann, László Lukács, Bjarke Ebert, Victor Anchidin, Brian Strope, Heeyoung Lee, Yun-hsuan Sung, Noah Constant, Neil Smith
  • Publication number: 20200411844
    Abstract: A composite anode for a lithium secondary battery includes: a silicon-carbonaceous compound composite; a graphite; and a generally plate-shaped conductive material.
    Type: Application
    Filed: June 26, 2020
    Publication date: December 31, 2020
    Inventors: Doori Oh, Yungu Cho, Heeyoung Chu, Hyun Soh, Yoonyoung Choi
  • Patent number: 10868083
    Abstract: A display apparatus includes a display panel configured to display an image. The display panel has a folding axis extending in a first direction. An optical film is disposed over the display panel. The optical film includes a circular polarizer including at least two phase retarders and one polarizer. Slow axes of each of the at least two phase retarders are located in the same quadrant of four quadrants of the optical film.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dongwook Choi, Taeeun Kim, Heeyoung Lee, Dukjin Lee, Woosuk Jung
  • Publication number: 20200333016
    Abstract: An electronic device is disclosed. The electronic device according to one embodiment comprises: a display; and a processor functionally connected with the display, wherein the processor can determine a timeline for a plurality of cooking processes, in which at least one cooking appliance is used, by using recipe information, link the determined timeline with the at least one cooking appliance so as to output the same on the display, update the timeline so as to respond to a changed setting value when the setting value of the at least one cooling appliance is changed, and output the updated timeline on the display. Additional various embodiments identified through the specification are possible.
    Type: Application
    Filed: January 3, 2019
    Publication date: October 22, 2020
    Inventors: Heeyoung CHUNG, Eunju TAE, Eunbi KIM, Soojung LEE, Jueun LEE, Shinjae JUNG
  • Patent number: 10754254
    Abstract: An extreme ultraviolet (EUV) exposure apparatus includes a chamber, an EUV source in the chamber and configured to generate an EUV beam, an optical system above the EUV source and configured to provide the EUV beam to a substrate, a substrate stage in the chamber and configured to receive the substrate, a reticle stage in the chamber and configured to hold a reticle that is configured to project the EUV beam onto the substrate, and a plasma source configured to provide plasma to the reticle to electrically neutralize the reticle charged by the EUV beam.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: August 25, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keunhee Bai, Jinhong Park, Jinseok Heo, Heeyoung Go, Seongchul Hong
  • Publication number: 20200264356
    Abstract: A display device includes a polarizing plate including a first phase retardation layer, a second phase retardation layer disposed on the first phase retardation layer, a polarizer layer disposed on the second phase retardation layer, and a first adhesive member disposed between the first phase retardation layer and the second phase retardation layer. The first adhesive member is an adhesive layer having a refractive index different from a refractive index of the second phase retardation layer by about 0.25 or less, or a pressure sensitive adhesive layer having a thickness in a range from about 2 micrometers to about 10 micrometers.
    Type: Application
    Filed: January 2, 2020
    Publication date: August 20, 2020
    Inventors: Heeyoung LEE, Minju OH, Gilyeong PARK
  • Publication number: 20200225572
    Abstract: Disclosed are photomasks, methods of fabricating the same, and methods of manufacturing semiconductor devices using the same. The photomask comprises a substrate including a pattern region and a peripheral region around the pattern region, a reflection layer on the pattern region and extending onto the peripheral region, an absorption structure on the reflection layer, and a dielectric pattern on the absorption structure on the peripheral region and exposing the absorption structure on the pattern region.
    Type: Application
    Filed: September 23, 2019
    Publication date: July 16, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yigwon KIM, Sangjin KIM, Heeyoung GO, Heebom KIM, Hoon KIM, Hong-Seock CHOI, Jinseok HEO
  • Patent number: 10705716
    Abstract: A display apparatus includes: a display panel; a deformation sensor configured to sense a bending of the display panel; and a controller configured to control the display panel, wherein the controller is configured to: control displaying a plurality of objects on the display panel; detect the bending of the display panel through the deformation sensor; divide the display panel into a first area and a second area with respect to a bending line defined by the bending; divide the objects into a first object corresponding to the first area and a second object corresponding to the second area according to the bending; and move the first and second objects in first and second directions, respectively, according to the bending.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: July 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyeonjeong Sang, Heeyoung Lee
  • Patent number: 10692430
    Abstract: In pixels included in a display panel of an light emitting diode display, each pixel on an nth pixel row, where n is a natural number, includes a light emitting diode including an anode electrode connected to a node C and a cathode electrode connected to an input terminal of a low potential driving voltage, a driving TFT including a gate electrode connected to a node A, a drain electrode connected to a node B, and a source electrode connected to a node D, a first TFT connected between the node A and the node B, a second TFT connected to the node C, a third TFT connected between a data line and the node D, a fourth TFT connected between an input terminal of a high potential driving voltage and the node B, and a fifth TFT connected between the node D and the node C.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 23, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Jungchul Kim, Junyoung Kwon, Jungyoup Suk, Heeyoung An
  • Patent number: 10683483
    Abstract: A microfabricated platform for mimicking the liver zonation and an evaluating method of zone-specific hepatotoxicity using the same is provided. The microfabricated platform for mimicking the liver zonation prepared according to the method of the present invention is divided into three zones of zone 1, zone 2 and zone 3 similarly to in vivo liver tissue and thus the zone-specific hepatotoxicity of a drug in the liver can be evaluated using the same. According to the present invention, the zone-specific hepatotoxicity results can be analyzed quantitatively by using image analysis, so that the platform of the present invention can be effectively used for in vitro screening of zone-specific hepatotoxicity.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: June 16, 2020
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jung-Hwa Oh, Jaehwan Ahn, Seokjoo Yoon, Heeyoung Yang, Jun-Ho Ahn, Mi-Sun Choi, Soojin Kim, Se-Myo Park, Hyoung-Yun Han
  • Publication number: 20200132670
    Abstract: The present invention relates to a fatty liver and liver fibrosis evaluation system based on impedance. The fatty liver and liver fibrosis evaluation system based on impedance provided in one aspect of the present invention uses 3-dimensional liver microtissues so that the fatty liver formation and the stiffness changes resulted from liver fibrosis induced by a test drug can be analyzed with non-invasive and highly reproducible manner.
    Type: Application
    Filed: April 24, 2019
    Publication date: April 30, 2020
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jung-Hwa Oh, Jaehwan Ahn, Seokjoo Yoon, Jun-Ho Ahn, Heeyoung Yang, Hyoung-Yun Han
  • Patent number: 10620465
    Abstract: A flexible display device includes a display panel, a polarizing member disposed on the display panel and including an optical layer, a polarizer disposed on the optical layer, and one or more inner adhesive layers, a window member disposed on the polarizing member, a first outer adhesive layer disposed between the display panel and the polarizing member, and a second outer adhesive layer disposed between the polarizing member and the window member, wherein each of at least two adhesive layers among the one or more inner adhesive layers, the first outer adhesive layer, and the second outer adhesive layer includes an ultraviolet absorbing agent, and which is thus able to have improved reliability against external light and improved display quality.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: April 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heeyoung Lee, Minju Oh, Hansun Ryou
  • Publication number: 20200100527
    Abstract: The present invention relates to a liquid food composition comprising a Sophora japonica and a broad-leaf bamboo extract, and more particularly, to a liquid food composition including a Sophora japonica extract, a broad-leaf bamboo extract, and xanthan gum. The liquid food composition includes a high content of the Sophora japonica extract while simultaneously ensuring the liquid properties, and thus can be used widely in the field of foods because the liquid food composition is applicable to liquid formulations.
    Type: Application
    Filed: August 22, 2019
    Publication date: April 2, 2020
    Applicant: Amorepacific Corporation
    Inventors: Dae Bang SEO, Heeyoung JEON, Sun Mi KIM, Donghyun CHO
  • Publication number: 20200075895
    Abstract: A foldable display device including: a display panel; an input sensor directly disposed on the display panel and having an upper surface; an anti-reflector disposed on the upper surface of the input sensor, the anti-reflector including: a polarizer; and at least one lower retarder disposed between the input sensor and the polarizer; an upper retarder disposed on the anti-reflector, the upper retarder having a Young's modulus of about 4 GPa to about 100 GPa; a window disposed on the upper retarder and having an upper surface facing away from the upper retarder; and at least one adhesion member disposed between the input sensor and the window, wherein a thickness from the upper surface of the input sensor to the upper surface of the window is about 130 ?m to about 540 ?m.
    Type: Application
    Filed: August 13, 2019
    Publication date: March 5, 2020
    Inventors: Minju OH, Heeyoung LEE
  • Patent number: 10552111
    Abstract: A control device for controlling a display device including a plurality of light source assemblies arranged in rows and columns. The control device includes a camera configured to obtain at least one image of the display device including at least two activated light source assemblies in a first row and at least two activated light source assemblies in a first column; a controller configured to obtain a first intersecting point of a first straight line connecting the at least two light source assemblies of the first row and a second straight line connecting the at least two light source assemblies of the first column; and a display unit configured to display the first intersecting point. Further, the at least one image of the display device is an image in which at least one light source assembly positioned in the first row and the first column is deactivated.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: February 4, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Byungchang Cha, Sangjoon Park, Heeyoung Lim
  • Patent number: 10549010
    Abstract: The present invention relates to lipid removed scaffolds(lipid-free scaffolds) for human tissue volume replacement or cell culture. More particularly, the present invention relates to a method for preparing lipid removed scaffolds(lipid-free scaffolds) for human tissue volume replacement or cell culture, the method comprising the steps of: fragmenting fat tissue to isolate lipids by ultrasonic treatment or high pressure nozzle spray; removing the isolated lipids and fat tissue from which lipids were not isolated to sterilize. According to the present invention, lipids are removed from fat tissue only by physical treatment to maintain the volume thereof and microstructures such as cellular membrane as much as possible and thus the inventive scaffolds are useful for human tissue volume replacement.
    Type: Grant
    Filed: March 24, 2008
    Date of Patent: February 4, 2020
    Inventors: Heeyoung Lee, Hyunjin Yang, Jun Seok Lee, Ji Suk Choi
  • Patent number: 10551538
    Abstract: A flexible display device includes a display module including a bending area that is bendable along a reference axis, and a polarization member disposed on the display module. The polarization member includes a ?/4 phase retardation layer disposed on the display module and including a nematic liquid crystal coating layer. The polarization member further includes a first adhesion member disposed on the ?/4 phase retardation layer, a ?/2 phase retardation layer disposed on the first adhesion member and including a discotic liquid crystal coating layer, a second adhesion member disposed on the ?/2 phase retardation layer, and a line polarizer disposed on the second adhesion member and including an absorption axis, wherein an angle between the reference axis and the absorption axis is about 15 degrees to about 75 degrees.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: February 4, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Heeyoung Lee, Eunmi Seo