Patents by Inventor Jung-Gun NAM

Jung-Gun NAM 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: 9645456
    Abstract: Provided are a liquid crystal display (LCD) comprising: a first substrate; a second substrate which faces the first substrate; a liquid crystal layer which is disposed between the first substrate and the second substrate; a wire grid polarizer (WGP) which is disposed on the first substrate; a WGP insulating layer which is disposed on the WGP and covers the WGP; and a pad electrode which is disposed on the first substrate, wherein the first substrate comprises a non-overlap area protruding from the second substrate, a sidewall of the WGP insulating layer is located in the non-overlap area, and the pad electrode extends from the non-overlap area of the first substrate along the sidewall of the WGP insulating layer.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: May 9, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae Young Lee, Dae Hwan Jang, Eun Jung Kim, Jung Gun Nam, Moon Jung An, Joo Hyung Lee, Gug Rae Jo, Hyung Bin Cho
  • Patent number: 9625761
    Abstract: A polarizer and a liquid crystal display including the polarizer, the polarizer including a plurality of metal lines extending in one direction and being arranged at regular intervals; and a plurality of low reflection layers on the plurality of metal lines, the plurality of low reflection layers contacting respective upper parts of the plurality of metal lines and having an interval and a width about equal to an interval and a width of the plurality of metal lines, wherein the interval of the plurality of metal lines is smaller than a wavelength of a visible ray, and light incident from an upper side of the plurality of low reflection layers is reflected with reflectivity equal to or smaller than 10%.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: April 18, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae-Young Lee, Joon Yong Park, Kyung Seop Kim, Jung Gun Nam, Chang Oh Jeong, Gug Rae Jo
  • Patent number: 9618793
    Abstract: A liquid crystal display device includes a liquid crystal display panel and a backlight unit providing light to the liquid crystal display panel. The liquid crystal display panel includes a first substrate on which a thin film transistor is disposed, a second substrate facing the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a first polarizer disposed on the second substrate having a plurality of metal patterns spaced apart from each other by an interval. The backlight unit faces the second substrate.
    Type: Grant
    Filed: August 2, 2013
    Date of Patent: April 11, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Gun Nam, Kyoung-Tai Han, Dae-Young Lee, Dae-Hwan Jang, Gug-Rae Jo, Atsushi Takakuwa
  • Patent number: 9575356
    Abstract: A display panel includes a light blocking pattern and a polarizer. The light blocking pattern is disposed on a base substrate. A plurality of opening areas is defined based on the light blocking pattern. The polarizer includes a plurality of linear patterns spaced apart from each other. The plurality of opening areas includes a color area transmitting color light and a white area transmitting white light. The polarizer overlaps the color area and the white area.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: February 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Gun Nam, Gug-Rae Jo, Moon-Jung An, Dae-Young Lee
  • Patent number: 9568767
    Abstract: A display apparatus may include a backlight assembly configured to generate an emitted light and a display panel configured to receive the emitted light to display images. The display panel may include a display substrate, an opposite substrate facing the display substrate, a wire grid polarizer, and a reflection reducing layer. The wire grid polarizer may be disposed on at least one of the display substrate and the opposite substrate to polarize the emitted light. The reflection reducing layer may have a grid shape and may be disposed on the wire grid polarizer. The reflection reducing layer may reduce an amount of a light reflected by the wire grid polarizer.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: February 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Gun Nam, Moonjung An, Dae-Young Lee, Daehwan Jang, Gugrae Jo, Takakuwa Atsushi
  • Patent number: 9541789
    Abstract: A method of fabricating a polarizing member includes: sequentially disposing a metal layer and a preliminary pattern layer on a base substrate including a display area and a non-display area; forming a patterned resin layer on the preliminary pattern layer in the display area, the patterned resin layer including patterns formed on a surface of the patterned resin layer; surface-treating the preliminary pattern layer and the patterned resin layer; forming a mask pattern including a photoresist material on the preliminary pattern layer disposed in the non-display area; forming preliminary patterns on the preliminary pattern layer using the patterned resin layer; and forming a wire grid polarizing unit in the display area by etching the metal layer using the preliminary pattern and the mask pattern as a polarizing pattern.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: January 10, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Hwan Jang, Kang-Soo Han, Jung-Gun Nam, Dae-Young Lee, Gug-Rae Jo
  • Patent number: 9494721
    Abstract: A polarizer includes a base substrate and a dielectric stacked layer. The dielectric stacked layer in includes a first dielectric layer and second dielectric layer. The first dielectric layer has a high refractive index and a second dielectric layer has a low refractive index. A wire grid pattern is disposed on the dielectric stacked layer. The wire grid pattern has a line width, a separation distance and a pitch. The pitch is a sum of the line width and the separation distance. Adjacent grids of the wire grid pattern are spaced apart by the separation distance.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: November 15, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Gun Nam, Moon-Jung An, Dae-Young Lee, Dae-Hwan Jang, Gug-Rae Jo, Atsushi Takakuwa
  • Publication number: 20160313601
    Abstract: A display panel including a plurality of pixels. Each of the pixels includes a light blocking part configured to define a first opening, a second opening, and a third opening, a first color filter which overlaps the first opening, a second color filter which overlaps the second opening and having a green color, a third color filter which overlaps the third opening, and a wire grid polarizer including a first stitch line spaced apart from the second opening in a plan view.
    Type: Application
    Filed: October 23, 2015
    Publication date: October 27, 2016
    Inventors: Jung-Gun NAM, Hyang-Shik Kong, Soon-Lin Kim, Tae-Woo Kim, Dae-Young Lee, Gug-Rae Jo
  • Publication number: 20160306275
    Abstract: An exemplary embodiment discloses an imprint lithography method including: forming a first imprint pattern on a base substrate in a first area; forming a first resist pattern on the base substrate in a second area, the second area partially overlapping the first area; etching a third area using the first imprint pattern and the first resist pattern as an etch barrier, wherein the third area is a portion of the first area that is not overlapped with the second area; removing the first imprint pattern and the first resist pattern; forming a second imprint pattern on the base substrate in a fourth area which overlaps the second area and partially overlaps the third area; forming a second resist pattern on the base substrate in the third area; and etching the second area using the second imprint pattern and the second resist pattern as an etch barrier.
    Type: Application
    Filed: January 8, 2016
    Publication date: October 20, 2016
    Inventors: Seung-Won PARK, Dae-Hwan JANG, Min-Uk KIM, Jung-Gun NAM, Dae-Young LEE, Gug-Rae JO
  • Publication number: 20160299380
    Abstract: Provided is a liquid crystal display including: a first substrate; a wire grid polarizer disposed on the first substrate and including a first region and a second region spaced apart from each other by a stitch line; and a first thin film layer disposed on the wire grid polarizer. The stitch line includes a shape of a curved line or a series of straight lines connected by bends.
    Type: Application
    Filed: November 13, 2015
    Publication date: October 13, 2016
    Inventors: Jung Gun NAM, Gug Rae JO, Dae-Young LEE, Kang Soo HAN
  • Publication number: 20160288373
    Abstract: An imprint lithography method includes providing a substrate, forming a first imprint pattern, forming a first resist pattern, etching an object, removing the first resist pattern, forming a second imprint pattern, forming a second resist pattern, etching the object and removing the second resist pattern. The substrate includes a first area, a second area, a third area, and a fourth area. The first imprint pattern is formed on the base substrate in the first and third area. The first resist pattern is formed configured to cover the second area on the base substrate on which the first imprint pattern is formed. The second imprint pattern is formed on the base substrate in the second and fourth areas. The second resist pattern is formed configured to cover the first area on the base substrate on which the second imprint pattern.
    Type: Application
    Filed: October 13, 2015
    Publication date: October 6, 2016
    Inventors: Tae-Woo Kim, Jung-Gun Nam, Min-Hyuck Kang, Dae-Young Lee, Gug-Rae Jo
  • Patent number: 9423646
    Abstract: A display device includes a light providing assembly to provide light, and a display panel to display an image using the light. The display panel includes a first substrate (FS), a second substrate (SS), a liquid crystal layer (LCL), a polarizing plate (PP), a first optical element (FOE), and a second optical element (SOE). The FS includes a pixel region (PR) and a non-PR (NPR) adjacent to the PR. The SS faces the FS. The LCL is disposed between the FS and SS. The PP is disposed between the FS and LCL, and includes grid polarizing layers. The FOE is disposed between the FS and PP, and is configured to redirect a fraction of the light propagating toward the NPR in a first direction. The SOE is disposed between the FOE and PP, and is configured to redirect the fraction of light propagating in the first direction toward the PR.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: August 23, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Gun Nam, Takakuwa Atsushi, GugRae Jo, Dae-Young Lee, Daehwan Jang
  • Patent number: 9406735
    Abstract: An organic light-emitting display apparatus includes: a first substrate; a display unit on the first substrate, the display unit being divided into a pixel unit and a non-pixel unit located around the pixel unit; a first electrode having an island shape to correspond to the pixel unit; a second electrode facing the first electrode and over the pixel unit and the non-pixel unit; an organic light-emitting layer between the first electrode and the second electrode and to emit light toward the second electrode; a second substrate facing the second electrode and bonded with the first substrate; and a light output unit arranged as a part corresponding to the pixel unit and a light reflection unit arranged as a part corresponding to the non-pixel unit, wherein the light output unit and the light reflection unit are on an internal surface of the second substrate facing the second electrode.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: August 2, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Jung-Gun Nam, Dae-Young Lee
  • Publication number: 20160211310
    Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
    Type: Application
    Filed: July 22, 2015
    Publication date: July 21, 2016
    Inventors: Seong Min WANG, Jung Gun NAM, Byeong Hoon CHO, Mu Gyeom KIM
  • Patent number: 9397315
    Abstract: An organic light emitting display device includes a substrate comprising a first side and a second side, a first electrode on the first side of the substrate, an emitting layer on the first electrode, a second electrode on the emitting layer, and a slit-shaped pattern at the second side of the substrate, and comprising a plurality of protrusions spaced apart from each other.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: July 19, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong Min Wang, Mu Gyeom Kim, Gug Rae Jo, Dae Young Lee, Jung Gun Nam, Dae Hwan Jang
  • Publication number: 20160202550
    Abstract: Provided are a liquid crystal display (LCD) comprising: a first substrate; a second substrate which faces the first substrate; a liquid crystal layer which is disposed between the first substrate and the second substrate; a wire grid polarizer (WGP) which is disposed on the first substrate; a WGP insulating layer which is disposed on the WGP and covers the WGP; and a pad electrode which is disposed on the first substrate, wherein the first substrate comprises a non-overlap area protruding from the second substrate, a sidewall of the WGP insulating layer is located in the non-overlap area, and the pad electrode extends from the non-overlap area of the first substrate along the sidewall of the WGP insulating laver.
    Type: Application
    Filed: April 8, 2015
    Publication date: July 14, 2016
    Inventors: Dae Young LEE, Dae Hwan JANG, Eun Jung KIM, Jung Gun NAM, Moon Jung AN, Joo Hyung LEE, Gug Rae JO, Hyung Bin CHO
  • Patent number: 9383601
    Abstract: A liquid crystal display apparatus includes a liquid crystal layer, a light source, a first polarizing member, and a reflector. The first polarizing member includes a wire-grid polarizing part and a reflection part. The first polarizing member is disposed between the liquid crystal layer and the light source. The reflector is disposed below the light source. The reflector reflects light from the light source and light reflected from the reflection part.
    Type: Grant
    Filed: January 23, 2013
    Date of Patent: July 5, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae-Young Lee, Jung Gun Nam, Gugrae Jo
  • Publication number: 20160181281
    Abstract: A display panel comprises a substrate, a gate line, a data line insulated from the gate line, a thin film transistor electrically connected to the gate line and the data line, wherein the thin film transistor comprises a gate electrode group formed on the substrate, a gate insulating film formed on the gate electrode group, an active layer formed on the gate insulating film to at least partially overlap the gate electrode group and a source electrode and a drain electrode formed on the active layer so as to be spaced apart from each other, wherein the gate electrode group includes a first gate electrode formed on the substrate, a second gate electrode formed on the first gate electrode, and an insulating layer between the first gate electrode and the second gate electrode, and wherein the first gate electrode has reflectivity higher than that of the second gate electrode.
    Type: Application
    Filed: July 30, 2015
    Publication date: June 23, 2016
    Inventors: Dae Young LEE, Byung Du AHN, Jung Gun NAM, Gug Rae JO
  • Publication number: 20160170261
    Abstract: A display panel includes a light blocking pattern and a polarizer. The light blocking pattern is disposed on a base substrate. A plurality of opening areas is defined based on the light blocking pattern. The polarizer includes a plurality of linear patterns spaced apart from each other. The plurality of opening areas includes a color area transmitting color light and a white area transmitting white light. The polarizer overlaps the color area and the white area.
    Type: Application
    Filed: June 29, 2015
    Publication date: June 16, 2016
    Inventors: Jung-Gun NAM, Gug-Rae Jo, Moon-Jung An, Dae-Young Lee
  • Publication number: 20160131942
    Abstract: A display panel includes a first substrate, a second substrate disposed opposite to the first substrate and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first wire grid pattern disposed on the first substrate extending in a first direction. The first wire grid pattern includes first recesses spaced apart from each other. The first substrate includes first metal wires disposed in the recesses.
    Type: Application
    Filed: August 12, 2015
    Publication date: May 12, 2016
    Inventors: Moon-Jung AN, Jung-Gun NAM, Gug-Rae JO