Patents by Inventor Ho-Yun Byun

Ho-Yun Byun 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).

  • Publication number: 20210291508
    Abstract: An autoclave includes a case, a chamber disposed inside the case, a cassette disposed inside the chamber, and a plurality of light sources mounted inside the cassette.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 23, 2021
    Inventors: Jung Kyu LEE, Ho Yun Byun, Won-Seok Kim, Jong Deok Park, Jung Hoon Shin, Sun Ok Oh, Ae Ly Oh
  • Publication number: 20210191161
    Abstract: A display device that includes: a display panel; a sensor that is disposed on a side of the display panel; and a discoloration layer that is disposed on an opposite side of the display panel, wherein a transmittance of the discoloration layer may vary by 5 times to 20 times, which depends on whether or not ultraviolet light is present, with respect to light having a wavelength of about 600 nm to about 630 nm.
    Type: Application
    Filed: December 8, 2020
    Publication date: June 24, 2021
    Inventors: Sang-Gu LEE, Jun Woo YOU, Onnuri KIM, Ho Yun BYUN, Young Hye SON
  • Publication number: 20210175315
    Abstract: A display device includes a first substrate having a display area and a peripheral area, the first substrate including a first inclined surface disposed at an outer portion of the peripheral area and being angled relative to the first substrate in the display area; a pixel structure disposed on the first substrate in the display area; a second substrate disposed on the pixel structure; a first electrode disposed on the first inclined surface and between the first substrate and the second substrate; and a second electrode disposed on sides of the first and second substrates, the second electrode being in contact with the first electrode.
    Type: Application
    Filed: September 17, 2020
    Publication date: June 10, 2021
    Inventors: Jung Kyu LEE, Won-Seok KIM, Jong Deok PARK, Ho Yun BYUN, Jung Hoon SHIN, Aely OH
  • Publication number: 20200004083
    Abstract: A method of manufacturing a polarizing plate includes: preparing a polarizer including a dichroic material, the polarizer being configured to polarize incident light; forming a protective film on at least one surface of the polarizer; and forming at least one transmission region by selectively radiating a femtosecond laser onto the polarizer, a group transmittance of the at least one transmission region being 80% or more.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 2, 2020
    Inventors: Ho Yun BYUN, Hak Sun KIM, Nam Seok ROH, Seung Beom PARK
  • Patent number: 10437096
    Abstract: A method of manufacturing a polarizing plate includes: preparing a polarizer including a dichroic material, the polarizer being configured to polarize incident light; forming a protective film on at least one surface of the polarizer; and forming at least one transmission region by selectively radiating a femtosecond laser onto the polarizer, a group transmittance of the at least one transmission region being 80% or more.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: October 8, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho Yun Byun, Hak Sun Kim, Nam Seok Roh, Seung Beom Park
  • Publication number: 20180186109
    Abstract: A method of manufacturing a polarizing plate includes: preparing a polarizer including a dichroic material, the polarizer being configured to polarize incident light; forming a protective film on at least one surface of the polarizer; and forming at least one transmission region by selectively radiating a femtosecond laser onto the polarizer, a group transmittance of the at least one transmission region being 80% or more.
    Type: Application
    Filed: December 4, 2017
    Publication date: July 5, 2018
    Inventors: Ho Yun BYUN, Hak Sun KIM, Nam Seok ROH, Seung Beom PARK
  • Patent number: 9671636
    Abstract: Provided is a liquid crystal display. An exemplary embodiment of the present disclosure provides a liquid crystal display including a first substrate, a thin film transistor located on the first substrate, a pixel electrode located on the thin film transistor, a first roof layer that faces the pixel electrode and is formed of a first color filter layer, a capping layer located on the first roof layer; and a second roof layer that is located on the capping layer and is formed of a second color filter layer, in which a plurality of first microcavities is formed between the pixel electrode and the first roof layer, and the plurality of first microcavities forms a first liquid crystal layer that includes a liquid crystal molecule, and a plurality of second microcavities is formed between the second roof layer and a second substrate that is located on the second roof layer.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: June 6, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eun Hee Han, Ho Yun Byun
  • Patent number: 9570474
    Abstract: A display device includes a substrate including a plurality of pixel areas, a thin film transistor disposed on the substrate, a color filter and a light blocking member disposed on the thin film transistor, an insulating layer which is disposed on the color filter and the light blocking member and includes an exposed region through which the light blocking member is exposed, a pixel electrode which is disposed on the insulating layer and is connected to the thin film transistor through a contact hole, a common electrode which is spaced apart from the pixel electrode with a microcavity therebetween, a roof layer disposed on the common electrode, a liquid crystal layer which is filled in the microcavity, and an overcoat which is disposed on the roof layer and configured to seal the microcavity.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: February 14, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ho Yun Byun, Jung Woo Park, Sun Hwa Lee
  • Patent number: 9488858
    Abstract: A display device for stably attaching a polarizer and preventing contamination of a liquid crystal layer includes: a substrate; a thin film transistor provided on the substrate; a pixel electrode connected to the thin film transistor; a roof layer disposed on the pixel electrode to be spaced apart from the pixel electrode with a plurality of microcavities therebetween; a liquid crystal layer for filling the microcavities; an adhesive member formed on the roof layer and sealing the microcavities; and a first polarizer provided on the adhesive member.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: November 8, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Ho Yun Byun
  • Publication number: 20160291372
    Abstract: A liquid crystal, display includes: a substrate; a thin film transistor positioned on the substrate; a pixel electrode positioned on the thin film transistor; a roof layer facing the pixel electrode; a liquid crystal layer positioned between the pixel electrode and the roof layer including a plurality of micro cavities filled with a liquid crystal material, a capping layer positioned on the roof layer and having a thickness direction phase difference Rth of 120 nm or more to 140 nm or less; and an upper polarizer positioned on the capping layer and a lower polarizer positioned below the substrate.
    Type: Application
    Filed: July 27, 2015
    Publication date: October 6, 2016
    Inventors: Ho Yun BYUN, Dong Woo KIM
  • Publication number: 20160291393
    Abstract: Provided is a liquid crystal display. An exemplary embodiment of the present disclosure provides a liquid crystal display including a first substrate, a thin film transistor located on the first substrate, a pixel electrode located on the thin film transistor, a first roof layer that faces the pixel electrode and is formed of a first color filter layer, a capping layer located on the first roof layer; and a second roof layer that is located on the capping layer and is formed of a second color filter layer, in which a plurality of first microcavities is formed between the pixel electrode and the first roof layer, and the plurality of first microcavities forms a first liquid crystal layer that includes a liquid crystal molecule, and a plurality of second microcavities is formed between the second roof layer and a second substrate that is located on the second roof layer.
    Type: Application
    Filed: December 11, 2015
    Publication date: October 6, 2016
    Inventors: Eun Hee HAN, Ho Yun BYUN
  • Publication number: 20160291403
    Abstract: A display device for stably attaching a polarizer and preventing contamination of a liquid crystal layer includes: a substrate; a thin film transistor provided on the substrate; a pixel electrode connected to the thin film transistor; a roof layer disposed on the pixel electrode to be spaced apart from the pixel electrode with a plurality of microcavities therebetween; a liquid crystal layer for filling the microcavities; an adhesive member formed on the roof layer and sealing the microcavities; and a first polarizer provided on the adhesive member.
    Type: Application
    Filed: July 29, 2015
    Publication date: October 6, 2016
    Inventor: Ho Yun BYUN
  • Publication number: 20160291364
    Abstract: The present disclosure provides a liquid crystal display including: a substrate, a thin film transistor formed on the substrate, a pixel electrode connected to the thin film transistor, a roof layer formed to face the pixel electrode, a liquid crystal layer formed between the pixel electrode and the roof layer and formed of a plurality of microcavities, and a capping layer positioned on the roof layer and formed to cover a trench formed between the plurality of microcavities, in which the capping layer includes a water-soluble polymer material, a photosensitive material, and a moisture-curable adhesive.
    Type: Application
    Filed: March 2, 2016
    Publication date: October 6, 2016
    Inventors: Sang Ji PARK, Ho Yun BYUN, Byung-Gon KUM, Ji Yeon CHOI
  • Patent number: 9448439
    Abstract: In a method of forming a liquid crystal display device, a black matrix is disposed on a substrate including a switching element formed thereon, a color filter is disposed on the switching element, a pixel electrode is electrically connected to the switching element, and a first alignment layer is disposed on the pixel electrode, to form a first substrate. A second substrate including a second alignment layer is formed. At least one of the first alignment layer and the second alignment layer includes a reactive mesogen. A liquid crystal layer is interposed between the first substrate and the second substrate. A light is irradiated onto the second substrate to provide pretilt angles of liquid crystal molecules of the liquid crystal layer.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: September 20, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji-Won Sohn, Joo-Seok Yeom, Jeong-Uk Heo, Ho-Yun Byun, Jung-Hun Lee, Na-Young Shin
  • Publication number: 20150311226
    Abstract: A display device includes a substrate including a plurality of pixel areas, a thin film transistor disposed on the substrate, a color filter and a light blocking member disposed on the thin film transistor, an insulating layer which is disposed on the color filter and the light blocking member and includes an exposed region through which the light blocking member is exposed, a pixel electrode which is disposed on the insulating layer and is connected to the thin film transistor through a contact hole, a common electrode which is spaced apart from the pixel electrode with a microcavity therebetween, a roof layer disposed on the common electrode, a liquid crystal layer which is filled in the microcavity, and an overcoat which is disposed on the roof layer and configured to seal the microcavity.
    Type: Application
    Filed: September 9, 2014
    Publication date: October 29, 2015
    Inventors: Ho Yun BYUN, Jung Woo PARK, Sun Hwa LEE
  • Publication number: 20150301409
    Abstract: In a method of forming a liquid crystal display device, a black matrix is disposed on a substrate including a switching element formed thereon, a color filter is disposed on the switching element, a pixel electrode is electrically connected to the switching element, and a first alignment layer is disposed on the pixel electrode, to form a first substrate. A second substrate including a second alignment layer is formed. At least one of the first alignment layer and the second alignment layer includes a reactive mesogen. A liquid crystal layer is interposed between the first substrate and the second substrate. A light is irradiated onto the second substrate to provide pretilt angles of liquid crystal molecules of the liquid crystal layer.
    Type: Application
    Filed: June 29, 2015
    Publication date: October 22, 2015
    Inventors: Ji-Won SOHN, Joo-Seok YEOM, Jeong-Uk HEO, Ho-Yun BYUN, Jung-Hun LEE, Na-Young SHIN
  • Publication number: 20150234228
    Abstract: A liquid crystal display is provided. The liquid crystal display according to an exemplary embodiment of the inventive concept includes: a substrate; a thin film transistor disposed on the substrate; a pixel electrode connected to the thin film transistor; a roof layer facing the pixel electrode; an adhesive layer disposed on the roof layer; and a capping layer disposed on the adhesive layer, wherein a plurality of microcavities are formed between the pixel electrode and the roof layer, and the microcavity forms a liquid crystal layer including a liquid crystal material.
    Type: Application
    Filed: August 26, 2014
    Publication date: August 20, 2015
    Inventors: Ho Yun BYUN, Jae Cheol PARK, Gyeong Eun EOH
  • Patent number: 9075265
    Abstract: In a method of forming a liquid crystal display device, a black matrix is disposed on a substrate including a switching element formed thereon, a color filter is disposed on the switching element, a pixel electrode is electrically connected to the switching element, and a first alignment layer is disposed on the pixel electrode, to form a first substrate. A second substrate including a second alignment layer is formed. At least one of the first alignment layer and the second alignment layer includes a reactive mesogen. A liquid crystal layer is interposed between the first substrate and the second substrate. A light is irradiated onto the second substrate to provide pretilt angles of liquid crystal molecules of the liquid crystal layer.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji-Won Sohn, Joo-Seok Yeom, Jeong-Uk Heo, Ho-Yun Byun, Jung-Hun Lee, Na-Young Shin
  • Patent number: 9052441
    Abstract: Disclosed is a dual layer prism sheet including two patterned prism sheets adhered to each other with an adhesive layer interposed therebetween. The adhesive layer includes a polymeric adhesive and a lubricant. A liquid crystal display including the dual layer prism sheet is also disclosed. Each pattern on the prism sheet is arranged to make a predetermined angle with a liquid crystal panel.
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: June 9, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Hwan Hong, Jeong-Uk Heo, Ho-Yun Byun, Boo-Kan Ki, Min-Oh Choi
  • Patent number: 8551581
    Abstract: A liquid crystal display includes: a first substrate and an opposing second substrate; an alignment layer formed on the first substrate and the second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The alignment layer includes a copolymer including a dianhydride monomer and a diamine monomer.
    Type: Grant
    Filed: July 13, 2011
    Date of Patent: October 8, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho Yun Byun, Duck Jong Suh, Won-Gap Yoon, Na-Young Shin, Sang Hee Yu