Patents by Inventor Yong-joong Yoon

Yong-joong Yoon 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: 10613360
    Abstract: A liquid crystal display device according to an embodiment includes a liquid crystal panel including a plurality of display regions arranged in a first axis direction; a backlight unit below the liquid crystal panel; and a viewing angle adjustment unit between the liquid crystal panel and the backlight unit, wherein the viewing angle adjustment unit includes a viewing angle adjustment sheet that includes a plurality of division regions corresponding to the plurality of display regions, respectively, and the plurality of division regions are individually adjusted in scattering rate according to ON and OFF operation modes.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: April 7, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yong-Joong Yoon, Jae-Jung Han, Se-Min Lee, Dae-Yong Kim, Seung-Ju Gwon
  • Publication number: 20180164615
    Abstract: A liquid crystal display device according to an embodiment includes a liquid crystal panel including a plurality of display regions arranged in a first axis direction; a backlight unit below the liquid crystal panel; and a viewing angle adjustment unit between the liquid crystal panel and the backlight unit, wherein the viewing angle adjustment unit includes a viewing angle adjustment sheet that includes a plurality of division regions corresponding to the plurality of display regions, respectively, and the plurality of division regions are individually adjusted in scattering rate according to ON and OFF operation modes.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 14, 2018
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Yong-Joong YOON, Jae-Jung HAN, Se-Min LEE, Dae-Yong KIM, Seung-Ju GWON
  • Patent number: 9715139
    Abstract: A curved display device comprises a liquid crystal panel; a backlight unit providing light to the liquid crystal panel, the backlight unit including a light guide plate having a curvature. The backlight unit further includes an elastic optical guide member coupled to the light guide plate, the elastic optical guide member having a substantially same curvature as the curvature of the light guide plate. The curved display device further comprises a first frame having a substantially same curvature as the curvature of the elastic optical guide member, the first frame coupled to the backlight unit and configured to support the backlight unit and a reinforcing member having a substantially same curvature as the curvature of the first frame, the reinforcing member coupled to the first frame.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: July 25, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Joo-young Yeon, Yong-Joong Yoon, Tae-Hyung Kim, Hyo-Sung Lee, Sun-Bok Song
  • Patent number: 9445518
    Abstract: Disclosed is a display device and an apparatus for side surface sealing of display panel, which enable to realize thin profile and good exterior appearance in device, wherein the display device includes a display panel including a first substrate with pad regions, a second substrate bonded to remaining portions of the first substrate except the pad regions, and an upper polarizing film attached to an entire upper surface of the second substrate; a panel support member joined to an edge of a lower surface of the display panel; a panel driving part including a flexible circuit film attached to the pad regions; and a side surface sealing member for covering each side surface of the display panel, the flexible circuit film, the plurality of pad regions, and each side surface of the upper polarizing film.
    Type: Grant
    Filed: July 2, 2013
    Date of Patent: September 13, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Yong Joong Yoon, Taewoo Kim, Mijin Han, Daeyun Kim
  • Patent number: 9442318
    Abstract: An LCD device is disclosed that includes: a liquid crystal display panel; a backlight unit configured to apply light to the liquid crystal display panel; a top case configured to protect the liquid crystal display panel and including a plurality of case members; and a plurality of joint members arranged in joint regions of the case members.
    Type: Grant
    Filed: October 27, 2014
    Date of Patent: September 13, 2016
    Assignee: LG Didplay Co., Ltd.
    Inventors: Hyo Sung Lee, Se Min Lee, Yong Joong Yoon, Tae Hyung Kim, Sun Bok Song
  • Patent number: 9332665
    Abstract: A display apparatus includes a display panel including lower and upper substrates confronting each other, and a film member combined with the upper substrate; and a panel support member to support the display panel to expose the front and lateral sides of the display panel to the outside.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: May 3, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Hak Mo Hwang, In Jue Kim, Yong Joong Yoon, Sung Hwan Yoon, In-Han Ga
  • Patent number: 9323084
    Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: April 26, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Se-Min Lee, Hyun-Woo Jang, Ji-Eun Son, JooYoung Yeon, Jae-Yeon Song, Yong-Joong Yoon, Hyo-Sung Lee
  • Patent number: 9261720
    Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: February 16, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Se Min Lee, Hyun Woo Jang, Ji Eun Son, Joo Young Yeon, Jae Yeon Song, Yong Joong Yoon, Hyo Sung Lee, Han Tae Seo
  • Publication number: 20150168769
    Abstract: An LCD device is disclosed that includes: a liquid crystal display panel; a backlight unit configured to apply light to the liquid crystal display panel; a top case configured to protect the liquid crystal display panel and including a plurality of case members; and a plurality of joint members arranged in joint regions of the case members.
    Type: Application
    Filed: October 27, 2014
    Publication date: June 18, 2015
    Inventors: Hyo Sung LEE, Se Min LEE, Yong Joong YOON, Tae Hyung KIM, Sun Bok SONG
  • Publication number: 20150042920
    Abstract: A curved display device comprises a liquid crystal panel; a backlight unit providing light to the liquid crystal panel, the backlight unit including a light guide plate having a curvature. The backlight unit further includes an elastic optical guide member coupled to the light guide plate, the elastic optical guide member having a substantially same curvature as the curvature of the light guide plate. The curved display device further comprises a first frame having a substantially same curvature as the curvature of the elastic optical guide member, the first frame coupled to the backlight unit and configured to support the backlight unit and a reinforcing member having a substantially same curvature as the curvature of the first frame, the reinforcing member coupled to the first frame.
    Type: Application
    Filed: July 16, 2014
    Publication date: February 12, 2015
    Inventors: Se-Min LEE, Joo-young YEON, Yong-Joong YOON, Tae-Hyung KIM, Hyo-Sung LEE, Sun-Bok SONG
  • Publication number: 20140293574
    Abstract: A display apparatus includes a display panel including lower and upper substrates confronting each other, and a film member combined with the upper substrate; and a panel support member to support the display panel to expose the front and lateral sides of the display panel to the outside.
    Type: Application
    Filed: June 13, 2014
    Publication date: October 2, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hak Mo HWANG, In Jue KIM, Yong Joong YOON, Sung Hwan YOON, In-Han GA
  • Patent number: 8792252
    Abstract: A display apparatus includes a display panel including lower and upper substrates confronting each other, and a film member combined with the upper substrate; and a panel support member to support the display panel to expose the front and lateral sides of the display panel to the outside.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: July 29, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Hak Mo Hwang, In Jue Kim, Yong Joong Yoon, Sung Hwan Yoon, In-Han Ga
  • Publication number: 20140168564
    Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.
    Type: Application
    Filed: September 5, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Se-Min Lee, Hyun-Woo Jang, Ji-Eun Son, JooYoung Yeon, Jae-Yeon Song, Yong-Joong Yoon, Hyo-Sung Lee
  • Publication number: 20140160694
    Abstract: Disclosed is a display device and an apparatus for side surface sealing of display panel, which enable to realize thin profile and good exterior appearance in device, wherein the display device includes a display panel including a first substrate with pad regions, a second substrate bonded to remaining portions of the first substrate except the pad regions, and an upper polarizing film attached to an entire upper surface of the second substrate; a panel support member joined to an edge of a lower surface of the display panel; a panel driving part including a flexible circuit film attached to the pad regions; and a side surface sealing member for covering each side surface of the display panel, the flexible circuit film, the plurality of pad regions, and each side surface of the upper polarizing film.
    Type: Application
    Filed: July 2, 2013
    Publication date: June 12, 2014
    Inventors: Yong Joong Yoon, Taewoo Kim, Mijin Han, Daeyun Kim
  • Publication number: 20140125913
    Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.
    Type: Application
    Filed: November 7, 2013
    Publication date: May 8, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Se Min Lee, Hyun Woo Jang, Ji Eun Son, Joo Young Yeon, Jae Yeon Song, Yong Joong Yoon, Hyo Sung Lee, Han Tae Seo
  • Publication number: 20120281383
    Abstract: A display apparatus includes a display panel including lower and upper substrates confronting each other, and a film member combined with the upper substrate; and a panel support member to support the display panel to expose the front and lateral sides of the display panel to the outside.
    Type: Application
    Filed: November 14, 2011
    Publication date: November 8, 2012
    Inventors: Hak Mo HWANG, In Jue Kim, Yong Joong Yoon, Sung Hwan Yoon, In-Han Ga
  • Patent number: 8223615
    Abstract: A compatible near field optical recording/reproducing apparatus includes a solid immersion lens unit including a first lens, which has an aspherical surface in which light incident from the first light source is condensed, and a second lens, which realizes a high numerical aperture via a near field effect by light condensed by the first lens and has an aspherical surface. An effective beam size-controlling device controls an effective size of a light beam transmitted to the solid immersion lens unit such that either near field light or far field light is transmitted to an information storage medium by the solid immersion lens unit and a focal point adjusting optical system adjusts a focal position of light transmitted to the information storage medium according to the type of the information storage medium.
    Type: Grant
    Filed: September 16, 2009
    Date of Patent: July 17, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-kyung Lee, No-cheol Park, Kyung-geun Lee, Yong-joong Yoon