Patents by Inventor JAEWOONG KANG

JAEWOONG KANG 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: 10401670
    Abstract: A touch panel includes a first polarizing element, a first substrate, a liquid crystal layer, a second polarizing element, a touch electrode layer, a color converting layer and a second substrate. The first polarizing element has a first polarizing axis. The first substrate is disposed on the first polarizing element. The liquid crystal layer is disposed on the first substrate. The second polarizing element is disposed on the liquid crystal layer, includes a plurality of polarizing touch electrodes, and has a second polarizing axis crossing the first polarizing axis. The touch electrode layer is disposed on the liquid crystal layer, disposed adjacent to the second polarizing element and includes a plurality of touch electrodes. The color converting layer is disposed on the second polarizing element. The second substrate is disposed on the color converting layer.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: September 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Woong Jeong, Jaewoong Kang, Hyang-A Park, Jung-Hyun Yang
  • Patent number: 10355066
    Abstract: The present disclosure is provided a display device including a lower substrate, a display area, and a guideline. The display area is disposed on the lower substrate. The guideline includes a guideline disposed in an outer region of the display area. The guideline includes: a first guideline layer disposed on the lower substrate, having separation spaces, and divided into multiple parts; and a second guideline layer disposed on the first guideline layer and divided into multiple parts.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: July 16, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Kyungyun Kang, Jaewoong Youn, Kihyung Lee
  • Patent number: 10197855
    Abstract: A liquid crystal display device includes a display panel which displays an image, an accommodating frame in which the display panel is accommodated, the accommodating frame including a bottom portion, a plurality of light source units arranged in a matrix form on the bottom portion, and a plurality of partitions dividing the plurality of light source units based on a row or column direction, wherein each of the plurality of light source units includes a plurality of light sources having different wavelengths, and the partition is spaced apart from the display panel and the bottom portion.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: February 5, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyunmin Cho, Jonghyuk Kang, Jaebyung Park, Hyundeok Im, Jaewoong Kang, Sungjin Hong
  • Publication number: 20180307075
    Abstract: A touch panel includes a first polarizing element, a first substrate, a liquid crystal layer, a second polarizing element, a touch electrode layer, a color converting layer and a second substrate. The first polarizing element has a first polarizing axis. The first substrate is disposed on the first polarizing element. The liquid crystal layer is disposed on the first substrate. The second polarizing element is disposed on the liquid crystal layer, includes a plurality of polarizing touch electrodes, and has a second polarizing axis crossing the first polarizing axis. The touch electrode layer is disposed on the liquid crystal layer, disposed adjacent to the second polarizing element and includes a plurality of touch electrodes. The color converting layer is disposed on the second polarizing element. The second substrate is disposed on the color converting layer.
    Type: Application
    Filed: September 26, 2017
    Publication date: October 25, 2018
    Inventors: JI-WOONG JEONG, JAEWOONG KANG, HYANG-A PARK, JUNG-HYUN YANG
  • Patent number: 10101612
    Abstract: A polarization selection color filter includes: a first color conversion layer including a plurality of first quantum rods absorbing light of a first wavelength and emitting light of a second wavelength that is longer than the first wavelength; and a second color conversion layer including a plurality of second quantum rods disposed on the first color conversion layer, absorbing the light of the second wavelength and emitting light of a third wavelength that is longer than the second wavelength. The polarization selection color filter is applicable to a color filter array of a display device and may improve a contrast ratio.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: October 16, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyundeok Im, Jaewoong Kang, Jonghyuk Kang, Deahyun Kim, Jaebyung Park, Jooyeol Lee, Hyunmin Cho
  • Patent number: 10025139
    Abstract: A display device includes: a display panel; a light source which supplies light to the display panel; and a light converting member which converts a portion of the light emitted from the light source into light in a wavelength range of about 500 nanometers (nm) to about 580 nm, where the light source includes: a light emitting diode; and red phosphors.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: July 17, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jonghyuk Kang, Daehyun Kim, Hyundeok Im, Jaewoong Kang, Jaebyung Park, Hyunmin Cho, Sungjin Hong
  • Publication number: 20180158423
    Abstract: A display apparatus includes an image data compensator. The image data compensator receives input image data, compensates for the input image data according to a temperature of a display panel to output first compensation image data in order to compensate for a luminance decrease of the display panel according to the temperature of the display panel, and compensates for the first compensation image data according to an efficiency and a life expectancy of a quantum dot to output second compensation image data in order to compensate for a luminance decrease of the display panel by the quantum dot.
    Type: Application
    Filed: November 20, 2017
    Publication date: June 7, 2018
    Inventors: JAE-HYUN KIM, YONGJUN JANG, JAEWOONG KANG, TAEJIN KIM, JUNYONG SONG
  • Publication number: 20180068607
    Abstract: A display apparatus includes a display panel which displays an image, and includes a gate line and a data line, a gate driving part which outputs a gate signal to the gate line and a data driving part which outputs a data signal to the data line, and selectively outputs first color gamma data, second color gamma data and third color gamma data in response to a selection signal, and generates the data signal using the first color gamma data, the second color gamma data and the third color gamma data.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 8, 2018
    Inventors: YONGJUN JANG, CHEOLWOO PARK, YOUNG-SOO HWANG, JAEWOONG KANG, SEUNGHWAN PARK, DONGGYU LEE
  • Patent number: 9842550
    Abstract: A display device includes a backlight unit, a display panel, and a controller. The backlight unit comprises a plurality of first light sources in a first direction and a plurality of second light sources in the first direction. The display panel is spaced apart from the backlight unit in a third direction substantially perpendicular to the first direction and comprising an edge portion defined along at least one side thereof and a plurality of pixels. The controller generates an edge image data corresponding to a plurality of edge pixels disposed in the edge portion among the pixels, the edge image data is generated on the basis of a first angle between the third direction and a first imaginary line connecting the edge pixels and the first light sources and a second angle between the third direction and a second imaginary line connecting the edge pixels and the second light sources.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: December 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyundeok Im, JaeWoong Kang, Jonghyuk Kang, Jae Byung Park, Hyunmin Cho, Sung-Jin Hong
  • Publication number: 20170299905
    Abstract: A display device includes a display panel including a lower substrate, a resonance unit disposed on the lower substrate, a pixel disposed on the resonance unit, and a polarizing plate disposed on the pixel and having a first polarization axis, where the pixel includes a first sub pixel which displays a first color and a second sub pixel which displays a second color different from the first color, and a backlight unit disposed below the display panel and which supplies backlight to the display panel where the resonance unit includes a first optical cavity having a first resonance frequency corresponding to the first color and a second optical cavity having a second resonance frequency corresponding to the second color.
    Type: Application
    Filed: April 18, 2017
    Publication date: October 19, 2017
    Inventors: Hyundeok IM, Jaewoong KANG, Jonghyuk KANG, Daehyun KIM, Jaebyung PARK, Hyunmin CHO, Sung-jin HONG
  • Publication number: 20170102588
    Abstract: A polarization selection color filter includes: a first color conversion layer including a plurality of first quantum rods absorbing light of a first wavelength and emitting light of a second wavelength that is longer than the first wavelength; and a second color conversion layer including a plurality of second quantum rods disposed on the first color conversion layer, absorbing the light of the second wavelength and emitting light of a third wavelength that is longer than the second wavelength. The polarization selection color filter is applicable to a color filter array of a display device and may improve a contrast ratio.
    Type: Application
    Filed: June 7, 2016
    Publication date: April 13, 2017
    Inventors: Hyundeok IM, Jaewoong KANG, Jonghyuk KANG, Deahyun KIM, Jaebyung PARK, Jooyeol LEE, Hyunmin CHO
  • Publication number: 20170023829
    Abstract: A display device includes a display panel including a first display substrate and a backlight unit. The first display substrate includes a base substrate in which a groove is recessed from a first surface thereof, a light converting layer in the groove, and a protection layer overlapping the light converting layer in the groove and the first surface of the base substrate.
    Type: Application
    Filed: March 18, 2016
    Publication date: January 26, 2017
    Inventors: Hyundeok IM, Jonghyuk KANG, Daehyun KIM, Jaebyung PARK, Hyunmin CHO, Sung-jin HONG, Jaewoong KANG, Jooyeol LEE
  • Publication number: 20160363818
    Abstract: A liquid crystal display device includes a display panel which displays an image, an accommodating frame in which the display panel is accommodated, the accommodating frame including a bottom portion, a plurality of light source units arranged in a matrix form on the bottom portion, and a plurality of partitions dividing the plurality of light source units based on a row or column direction, wherein each of the plurality of light source units includes a plurality of light sources having different wavelengths, and the partition is spaced apart from the display panel and the bottom portion.
    Type: Application
    Filed: March 11, 2016
    Publication date: December 15, 2016
    Inventors: Hyunmin CHO, Jonghyuk KANG, Jaebyung PARK, Hyundeok IM, Jaewoong KANG, Sungjin HONG
  • Publication number: 20160351144
    Abstract: A display device includes a display panel comprising a first pixel and a second pixel, and a light source unit providing, to the display panel, a first light and a second light having different wavelengths from each other where the first pixel includes a wavelength conversion layer which transmits the first light and converts the second light into a third light to thereby emit the third light, and the second pixel includes a light transmission layer which transmits the first light and the second light.
    Type: Application
    Filed: April 14, 2016
    Publication date: December 1, 2016
    Inventors: Jaebyung PARK, Hyundeok IM, Hyunmin CHO, Jonghyuk KANG, Suksun LEE, Jaewoong KANG, Sungjin HONG
  • Publication number: 20160201858
    Abstract: A display device includes: a display panel; a light source which supplies light to the display panel; and a light converting member which converts a portion of the light emitted from the light source into light in a wavelength range of about 500 nanometers (nm) to about 580 nm, where the light source includes: a light emitting diode; and red phosphors.
    Type: Application
    Filed: January 13, 2016
    Publication date: July 14, 2016
    Inventors: Jonghyuk KANG, Daehyun KIM, Hyundeok IM, Jaewoong KANG, Jaebyung PARK, Hyunmin CHO, Sungjin HONG
  • Publication number: 20160155394
    Abstract: A display device includes a backlight unit, a display panel, and a controller. The backlight unit comprises a plurality of first light sources in a first direction and a plurality of second light sources in the first direction. The display panel is spaced apart from the backlight unit in a third direction substantially perpendicular to the first direction and comprising an edge portion defined along at least one side thereof and a plurality of pixels. The controller generates an edge image data corresponding to a plurality of edge pixels disposed in the edge portion among the pixels, the edge image data is generated on the basis of a first angle between the third direction and a first imaginary line connecting the edge pixels and the first light sources and a second angle between the third direction and a second imaginary line connecting the edge pixels and the second light sources.
    Type: Application
    Filed: May 13, 2015
    Publication date: June 2, 2016
    Inventors: Hyundeok IM, JaeWoong KANG, Jonghyuk KANG, Jae Byung PARK, Hyunmin CHO, Sung-Jin HONG
  • Publication number: 20150279305
    Abstract: A display device includes pixels connected to gate lines and data lines to display an image based on first and second sub-frames and a data driver which generates first data voltages during the first sub-frame and second data voltages having a polarity opposite to that of the first data voltages during the second sub-frame. The pixels connected to odd-numbered gate lines of the gate lines receive the first data voltages through the data lines in response to first gate signals provided through the odd-numbered gate lines during the first sub-frame, and the pixels connected to even-numbered gate lines of the gate lines receive the second data voltages through the data lines in response to second gate signals provided through the even-numbered gate lines during the second sub-frame.
    Type: Application
    Filed: January 28, 2015
    Publication date: October 1, 2015
    Inventors: JAEHYUN CHO, Sung-Jin HONG, JaeWoong KANG, JAE BYUNG PARK, SeYoung SONG
  • Publication number: 20140043566
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first substrate. A color conversion layer is disposed on the first substrate. A second substrate and a third substrate are disposed on the color conversion layer and face each other. A light amount controlling layer is disposed between the second substrate and the third substrate. A backlight unit is disposed under the first substrate.
    Type: Application
    Filed: March 14, 2013
    Publication date: February 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: KWANG KEUN LEE, HYUN MIN CHO, JAEWOONG KANG, JAE BYUNG PARK, HAE IL PARK