Patents by Inventor Youn Bum Lee

Youn Bum Lee 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: 11475698
    Abstract: A display device including a substrate including a display region and a non-display region disposed at one side of the display region, the display region includes first and second areas adjacent to each other; a display unit disposed on a front surface of the substrate, the display unit including a plurality of pixels for displaying an image; a cushion layer disposed on a rear surface of the substrate, the cushion layer including a first opening portion corresponding to the first area; a fingerprint sensor provided in the first opening portion of the cushion layer, the fingerprint sensor sensing a fingerprint of a user; and a first light-blocking layer disposed on a rear surface of the substrate, the first light-blocking layer covering at least part of the cushion layer and a lower surface of the fingerprint sensor.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: October 18, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeung Soo Kim, Tae Eun Kim, Youn Bum Lee, Young Kwang Kim, Tae Hun Kim, Sang Hyun Lee
  • Patent number: 11114021
    Abstract: Provided are a display device, a method of manufacturing the same, and a glass stack. The display device includes a light emitting substrate which comprises a base and a light emitting element disposed on the base; an encapsulation substrate which is disposed on the light emitting substrate; a frit which surrounds the light emitting element and is disposed between the light emitting substrate and the encapsulation substrate; and a first coating layer which is disposed between the encapsulation substrate and the frit, and comprises a compound having an intramolecular *—(OCH2CH2)—OH structure, and at least partially contacting the frit.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: September 7, 2021
    Inventors: Jong Hoon Yeum, Go Woon Kang, Yun Ho Kim, Jeung Soo Kim, Youn Bum Lee
  • Publication number: 20210089742
    Abstract: A display device including a substrate including a display region and a non-display region disposed at one side of the display region, the display region includes first and second areas adjacent to each other; a display unit disposed on a front surface of the substrate, the display unit including a plurality of pixels for displaying an image; a cushion layer disposed on a rear surface of the substrate, the cushion layer including a first opening portion corresponding to the first area; a fingerprint sensor provided in the first opening portion of the cushion layer, the fingerprint sensor sensing a fingerprint of a user; and a first light-blocking layer disposed on a rear surface of the substrate, the first light-blocking layer covering at least part of the cushion layer and a lower surface of the fingerprint sensor.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 25, 2021
    Inventors: Jeung Soo Kim, Tae Eun Kim, Youn Bum Lee, Young Kwang Kim, Tae Hun Kim, Sang Hyun Lee
  • Patent number: 10839191
    Abstract: A display device includes a substrate having a display region and a non-display region disposed at one side of the display region, the display region includes first and second areas adjacent to each other; a display unit disposed on a front surface of the substrate, the display unit including a plurality of pixels for displaying an image; a cushion layer disposed on a rear surface of the substrate, the cushion layer including a first opening portion corresponding to the first area; a fingerprint sensor provided in the first opening portion of the cushion layer, the fingerprint sensor sensing a fingerprint of a user; and a first light-blocking layer disposed on a rear surface of the substrate, the first light-blocking layer covering at least part of the cushion layer and a lower surface of the fingerprint sensor.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: November 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeung Soo Kim, Tae Eun Kim, Youn Bum Lee, Young Kwang Kim, Tae Hun Kim, Sang Hyun Lee
  • Patent number: 10615241
    Abstract: A display device according to one or more embodiments includes: a display panel including a plurality of pixels; a connector attached to the display panel; a display drive unit mounted on the connector; a touch sensor arranged over the display panel; a first adhesive layer between the touch sensor and the display panel; a window arranged over the touch sensor; and a second adhesive layer between the window and the touch sensor. A horizontal distance between the second adhesive layer and the display drive unit may be equal to or less than a horizontal distance between the display panel and the display drive unit.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: April 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youn Bum Lee, Seon Mi Yoo
  • Publication number: 20190311671
    Abstract: Provided are a display device, a method of manufacturing the same, and a glass stack. The display device includes a light emitting substrate which comprises a base and a light emitting element disposed on the base; an encapsulation substrate which is disposed on the light emitting substrate; a frit which surrounds the light emitting element and is disposed between the light emitting substrate and the encapsulation substrate; and a first coating layer which is disposed between the encapsulation substrate and the frit, and comprises a compound having an intramolecular *—(OCH2CH2)—OH structure, and at least partially contacting the frit.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 10, 2019
    Inventors: Jong Hoon YEUM, Go Woon KANG, Yun Ho KIM, Jeung Soo KIM, Youn Bum LEE
  • Publication number: 20190197286
    Abstract: A display device includes a substrate having a display region and a non-display region disposed at one side of the display region, the display region includes first and second areas adjacent to each other; a display unit disposed on a front surface of the substrate, the display unit including a plurality of pixels for displaying an image; a cushion layer disposed on a rear surface of the substrate, the cushion layer including a first opening portion corresponding to the first area; a fingerprint sensor provided in the first opening portion of the cushion layer, the fingerprint sensor sensing a fingerprint of a user; and a first light-blocking layer disposed on a rear surface of the substrate, the first light-blocking layer covering at least part of the cushion layer and a lower surface of the fingerprint sensor.
    Type: Application
    Filed: July 27, 2018
    Publication date: June 27, 2019
    Inventors: Jeung Soo KIM, Tae Eun KIM, Youn Bum LEE, Young Kwang KIM, Tae Hun KIM, Sang Hyun LEE
  • Publication number: 20180138261
    Abstract: A display device according to one or more embodiments includes: a display panel including a plurality of pixels; a connector attached to the display panel; a display drive unit mounted on the connector; a touch sensor arranged over the display panel; a first adhesive layer between the touch sensor and the display panel; a window arranged over the touch sensor; and a second adhesive layer between the window and the touch sensor. A horizontal distance between the second adhesive layer and the display drive unit may be equal to or less than a horizontal distance between the display panel and the display drive unit.
    Type: Application
    Filed: November 13, 2017
    Publication date: May 17, 2018
    Inventors: Youn Bum LEE, Seon Mi YOO
  • Patent number: 9911375
    Abstract: A display device includes a first substrate that is non-rectangular and includes a display area having a plurality of pixels and a non-display area located around the display area, a second substrate that faces the first substrate and overlaps part of the first substrate, an integrated circuit that provides a driving signal to the pixels, and a first pad to which a flexible printed circuit board that delivers an external signal is coupled and which is electrically connected to the integrated circuit. The non-display area of the first substrate includes a first area that extends in a first direction and is exposed from the second substrate and a second area that extends in a second direction different from the first direction and is exposed from the second substrate. The integrated circuit is located in the first area. The first pad is located in the second area.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: March 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn Bum Lee
  • Publication number: 20160210893
    Abstract: A display device includes a first substrate that is non-rectangular and includes a display area having a plurality of pixels and a non-display area located around the display area, a second substrate that faces the first substrate and overlaps part of the first substrate, an integrated circuit that provides a driving signal to the pixels, and a first pad to which a flexible printed circuit board that delivers an external signal is coupled and which is electrically connected to the integrated circuit. The non-display area of the first substrate includes a first area that extends in a first direction and is exposed from the second substrate and a second area that extends in a second direction different from the first direction and is exposed from the second substrate. The integrated circuit is located in the first area. The first pad is located in the second area.
    Type: Application
    Filed: June 18, 2015
    Publication date: July 21, 2016
    Inventor: Youn Bum Lee
  • Patent number: 9323411
    Abstract: A display device including a touch screen panel and method of manufacturing the same are disclosed. In one aspect, the display device includes a first substrate including a display region and a peripheral region, a light-emitting structure formed over the first substrate, and a second substrate formed over the light-emitting structure. The display device also includes a touch screen panel formed over the second substrate and a touch screen panel-flexible printed circuit (TSP-FPC) board at least partially overlapping the peripheral region, wherein the TSP-FPC board is electrically connected to the touch screen panel. The display device further includes a protective member substantially covering the display region and the peripheral region. A top structure is interposed between the TSP-FPC board and the protective member in the peripheral region and a bottom structure interposed between the TSP-FPC board and the first substrate in the peripheral region.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: April 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn-Bum Lee
  • Publication number: 20150177893
    Abstract: A display device including a touch screen panel and method of manufacturing the same are disclosed. In one aspect, the display device includes a first substrate including a display region and a peripheral region, a light-emitting structure formed over the first substrate, and a second substrate formed over the light-emitting structure. The display device also includes a touch screen panel formed over the second substrate and a touch screen panel-flexible printed circuit (TSP-FPC) board at least partially overlapping the peripheral region, wherein the TSP-FPC board is electrically connected to the touch screen panel. The display device further includes a protective member substantially covering the display region and the peripheral region. A top structure is interposed between the TSP-FPC board and the protective member in the peripheral region and a bottom structure interposed between the TSP-FPC board and the first substrate in the peripheral region.
    Type: Application
    Filed: November 6, 2014
    Publication date: June 25, 2015
    Inventor: Youn-Bum LEE
  • Publication number: 20140126131
    Abstract: A display device using a window includes: a display panel; a window protecting the display panel from an external environment; and an adhesive layer adhering a top surface of the display panel to a bottom surface of the window. In the display device, the window has at least one irregularity on a bottom surface thereof. Accordingly, it is possible to provide a display device using a window having improved strength.
    Type: Application
    Filed: September 4, 2013
    Publication date: May 8, 2014
    Inventor: Youn-Bum Lee
  • Publication number: 20140027040
    Abstract: A laminating device for laminating a window on a display panel for displaying an image includes: a first plate on which the display panel is provided; a second plate on which the window is provided and which is adjacent to the first plate; an applier provided on the second plate and applying a resin on the window; a folder for connecting the first plate and the second plate, for folding to allow the second plate to face the first plate, and for disposing the window on the display panel with the resin therebetween; and a pressurizer for pressurizing the second plate in a direction of the first plate.
    Type: Application
    Filed: November 9, 2012
    Publication date: January 30, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventor: Youn-Bum Lee
  • Patent number: 8622111
    Abstract: A laminating device for laminating a window on a display panel for displaying an image includes: a first plate on which the display panel is provided; a second plate on which the window is provided and which is adjacent to the first plate; an applier provided on the second plate and applying a resin on the window; a folder for connecting the first plate and the second plate, for folding to allow the second plate to face the first plate, and for disposing the window on the display panel with the resin therebetween; and a pressurizer for pressurizing the second plate in a direction of the first plate.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: January 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventor: Youn-Bum Lee
  • Publication number: 20120164394
    Abstract: A protective film unit that may protect an active area of a panel during processes that are sequentially performed through a multiple protective film, and a method of assembling a panel using the protective film unit are disclosed. The protective film unit is attached to a panel comprising a first area and a second area surrounding the first area and includes: an inner film attached to the entire surface of the first area, where a first adhesive material is entirely deposited on a first surface of the inner film corresponding to the first area; and an outer film attached to a second surface of the inner film and to the second area, wherein a second adhesive material is entirely deposited on the outer film and the first surface.
    Type: Application
    Filed: October 6, 2011
    Publication date: June 28, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Youn-Bum Lee, Shawn Kim, Hwa-Young Kim
  • Patent number: 7738051
    Abstract: A portable display device is provided. The portable display device includes a liquid crystal display panel for displaying an image, a back light assembly having a light source for supplying light to the liquid crystal display panel, and a bottom chassis for supporting the back light assembly. The sides of the bottom chassis have an I-beam shaped or C-beam shaped cross-section.
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: June 15, 2010
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Youn Bum Lee, Nam Cheol Hyeong
  • Publication number: 20080297691
    Abstract: A back light unit for a liquid crystal display panel including a light source, a light guide plate for receiving light from the light source, a lower surface of the light guide plate coated with a reflection sheet, wherein the reflection sheet may be metal, a diffuser for diffusing the light from the light guide plate, and an optical sheet for providing the light from the diffuser to the liquid crystal display panel.
    Type: Application
    Filed: April 15, 2008
    Publication date: December 4, 2008
    Inventors: Shawn Kim, Sang-uk Kim, Mu-kyung Jeon, Jin-woo Park, Youn-bum Lee, Tae-soo Kim
  • Publication number: 20070139872
    Abstract: A display device may include a liquid crystal display panel, a back light assembly including a light source for supplying light to the liquid crystal display panel, a light guiding member included in the back light assembly to supply light from the light source to the liquid crystal display panel, a frame for accommodating the liquid crystal panel, the light source, and the light guiding member, a first protrusion formed on each of a first side and a second side of the light guiding member, the first protrusions extending from a lower or upper portion of the first and second sides, and at least one second protrusion formed at least on a third side of the light guiding member, the second protrusion extending from a lower or upper portion of the third side, wherein the at least one second protrusion is shorter than at least one of the first protrusions.
    Type: Application
    Filed: December 1, 2006
    Publication date: June 21, 2007
    Inventors: Youn Bum Lee, Nam Cheol Hyeong