Patents by Inventor Kye-hoon Lee

Kye-hoon 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).

  • Publication number: 20180113341
    Abstract: A display panel and a display apparatus including the display panel are provided. The display panel includes: a light transmitter disposed on a first pixel electrode and a light converting unit disposed on a second pixel electrode. A portion of the light converting unit extends toward the light transmitter and covers a part of the first pixel electrode.
    Type: Application
    Filed: September 22, 2017
    Publication date: April 26, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kye Hoon LEE, Sang Hyun SOHN
  • Patent number: 9927096
    Abstract: A display assembly and display device using the same is disclosed. The display assembly includes a light source for outputting blue light; a quantum dot converter for converting the blue light output from the light source to output at least one of red light and green light; a light transmitter for transmitting the blue light output from the light source by scattering all or part of the blue light; and a substrate on which the quantum converter and the light transmitter are arranged.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: March 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Kye Hoon Lee
  • Patent number: 9904000
    Abstract: A display device includes a light source to emit light, a light guide plate on which the light emitted from the light source is incident and which irradiates light through a first and a second surface of the light guide plate, a quantum dot sheet on which the light irradiated through the first surface of the light guide plate is incident and which irradiates blue light, green light and red light, a reflective sheet for reflecting the irradiated light to the light guide plate, and a light-converting material at an edge portion of the light guide plate, the quantum dot sheet and the reflective sheet, for converting the light into a yellow light, green light or red light. The light incident on the quantum dot sheet includes the light emitted from the light source and the yellow light, the green light or the red light.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung-jin Cho, Dae-hee Lee, Kye Hoon Lee, Nae-won Jang
  • Publication number: 20170307938
    Abstract: An illuminating apparatus includes a support member comprising a light source support member having four corner areas; and a light emitter that is disposed on a surface of the light source support member, the light emitter including one or more light emitting modules, wherein each of the light emitting module comprises a strip-shaped printed circuit board (PCB) mounted on the light source support member and a plurality of light source packages that is mounted on the strip-shaped PCB and generates light; and four corner side extending portions that configure a portion of any one of one or more the light emitting modules and are extended toward the four corner areas of the light source support member.
    Type: Application
    Filed: July 12, 2017
    Publication date: October 26, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-min LEE, Kye-hoon LEE, Yong-hun KWON, Jong-hoi KIM, Kun-ho CHO, Suk-ju CHOI
  • Patent number: 9733516
    Abstract: An illuminating apparatus includes a support member comprising a light source support member having four corner areas; and a light emitter that is disposed on a surface of the light source support member, the light emitter including one or more light emitting modules, wherein each of the light emitting module comprises a strip-shaped printed circuit board (PCB) mounted on the light source support member and a plurality of light source packages that is mounted on the strip-shaped PCB and generates light; and four corner side extending portions that configure a portion of any one of one or more the light emitting modules and are extended toward the four corner areas of the light source support member.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: August 15, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-min Lee, Kye-hoon Lee, Yong-hun Kwon, Jong-hoi Kim, Kun-ho Cho, Suk-ju Choi
  • Publication number: 20170219758
    Abstract: According to a display apparatus according to an embodiment of the present invention, it is possible to prevent a quantum dot unit provided in a backlight assembly from being damaged by heat generated from a light source. The display apparatus according to an embodiment of the present invention includes a display panel that displays an image, a light source that provides light from a rear side of the display panel, a light guide plate that is positioned on the rear side of the display panel and guides light emitted from the light source, and a quantum dot unit that is provided to be spaced apart from the light source and converts a wavelength of the light emitted from the light source.
    Type: Application
    Filed: April 9, 2015
    Publication date: August 3, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nae Won JANG, Kye Hoon LEE
  • Patent number: 9715140
    Abstract: A liquid crystal display apparatus includes a liquid crystal panel configured to display images; at least one light source configured to supply light to the liquid crystal panel; a front chassis member and a rear chassis member configured to accommodate the liquid crystal panel and the light source module and a circuit board configured to control the liquid crystal display apparatus. The rear chassis member may include a light source supporting portion supporting the at least one light source and a plurality of side surface portions extending from the light source supporting portion to the rear chassis member. The circuit board may be disposed in at least one of the side surface portions.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: July 25, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kye-hoon Lee, Jin Liu, Won-yong Lee, Suk-ju Choi
  • Publication number: 20170082794
    Abstract: Disclosed is a display apparatus having a liquid crystal panel to display images; a light source to supply light to the liquid crystal panel; and a printed circuit board having a light source embedding unit in which the light source is embedded, and a connector mounting unit at which a connector configured to connect to an outside circuit is mounted. The printed circuit board is bent such that the connector mounting unit may be positioned lower than or offset from the light source embedding unit. The printed circuit board may be bent such that the connector may not be protruded further upward than the height of an upper surface of the light source embedding unit, and thus the thickness of the display apparatus may be improved.
    Type: Application
    Filed: July 12, 2016
    Publication date: March 23, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Pil JEON, Kye Hoon LEE, Joon Seok AHN
  • Publication number: 20170031205
    Abstract: A display panel and display device having the same are provided. The display panel includes a quantum dot color filter layer configured to convert a color of light; a transparent front substrate provided at a first side of the quantum dot color filter layer; and a low refractive layer provided between the quantum dot color filter layer and the front substrate, the low refractive layer having a refractive index that is lower than a refractive index of the quantum dot color filter layer.
    Type: Application
    Filed: April 11, 2016
    Publication date: February 2, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Kye Hoon LEE
  • Publication number: 20170017123
    Abstract: Disclosed are a display panel and a display device. The display panel includes a quantum dot converter configured to convert light of a predetermined color emitted from a light source into light of a different color using a quantum dot unit and emit the converted light; and a light transmitter configured to transmit a part of the light of the predetermined color emitted from the light source and convert a remaining part of the light of the predetermined color into light of a different color and emit the converted light.
    Type: Application
    Filed: November 10, 2015
    Publication date: January 19, 2017
    Inventor: Kye Hoon LEE
  • Publication number: 20160377263
    Abstract: A display assembly and display device using the same is disclosed. The display assembly includes a light source for outputting blue light; a quantum dot converter for converting the blue light output from the light source to output at least one of red light and green light; a light transmitter for transmitting the blue light output from the light source by scattering all or part of the blue light; and a substrate on which the quantum converter and the light transmitter are arranged.
    Type: Application
    Filed: November 10, 2015
    Publication date: December 29, 2016
    Inventor: Kye Hoon LEE
  • Publication number: 20160363709
    Abstract: Disclosed herein are a back light unit including a quantum dot sheet capable of recycling light converted by quantum dots, and a display apparatus including the back light unit. The back light unit according to an example includes: a light source; and a quantum dot sheet configured to convert light generated in the light source into white light, wherein the quantum dot sheet includes a fluorescent member including quantum dots; a first barrier film disposed on the rear surface of the fluorescent member; and a second barrier film disposed on the front surface of the fluorescent member, and having a predetermined reflectivity to reflect the white light converted by the fluorescent member backward toward the fluorescent member.
    Type: Application
    Filed: March 3, 2016
    Publication date: December 15, 2016
    Inventor: Kye Hoon LEE
  • Patent number: 9519168
    Abstract: A display apparatus is provided. The display apparatus includes a display panel which displays an image; a top chassis and a bottom chassis which house the display panel; and a plurality of light-emitting boards which are installed on an inner surface of the bottom chassis, each of the light-emitting boards including a main printed circuit board (PCB) that extends in a longitudinal direction and light source packages installed on the main PCB, and the light source packages are arranged to be farther from a first longitudinal edge of the main PCB than a second longitudinal edge of the main PCB.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: December 13, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk-ju Choi, Kye-hoon Lee, Yong-hun Kwon, Young-min Lee, Kun-ho Cho, Gil-tae Hur
  • Patent number: 9513427
    Abstract: A display device includes a display panel, a backlight unit outputting light to the display panel, and an optical member refracting or reflecting the light output from the backlight unit and providing the display panel with the light. The backlight unit includes a light source emitting the light, a light guide plate scattering the light emitted from the light source and irradiating the scattered light to a front surface of the backlight unit, a reflective sheet reflecting the light, which is irradiated to a rear surface of the light guide plate, to the light guide plate, a quantum dot sheet for converting the light, which is irradiated to the front surface of the light guide plate, into a white light, and a light-converting material provided on an edge portion of the reflective sheet to convert the light into the white light.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung-Jin Cho, Dae-Hee Lee, Kye Hoon Lee, Nae-Won Jang
  • Publication number: 20160291231
    Abstract: Provided is a display apparatus including: a display panel; and a backlight unit configured to output light to the display panel, wherein the backlight unit includes: a light source configured to emit light having a particular color; a light guide plate (LGP) configured to scatter the light incident from the light source and configured to emit the scattered light through a light emitting surface; and an optical converter configured to convert the light emitted from the light source and including an optical conversion pattern disposed on an inner side from the display panel, the optical converter including an optical conversion material for converting color of light; and wherein the optical converter is provided at an edge portion of the backlight unit.
    Type: Application
    Filed: August 10, 2015
    Publication date: October 6, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nae-won JANG, Dae-hee LEE, Kye Hoon LEE, Young Chol LEE, Byoung-jin CHO, Sin-wook HYUNG
  • Patent number: 9447958
    Abstract: Provided is a display device that is capable of preventing heat generated in a plurality of light emitting diodes (LEDs) from being excessively transferred to a top chassis so that the occurrence of a safety accident and poor quality of a display panel can be prevented. The display device includes: a display panel on which an image is formed; a top chassis in front of the display panel and having an opening through which the display panel is exposed; a plurality of LEDs that provide light to the display panel; a printed circuit board (PCB) on which the plurality of LEDs are mounted; and a bottom chassis behind the PCB, wherein the PCB and the bottom chassis are arranged such that an air gap is between the PCB and an inner side surface of the bottom chassis.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: September 20, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Kye Hoon Lee
  • Patent number: 9417494
    Abstract: A display module including a backlight to more effectively dissipate heat generated at light emitting diodes (LEDs) and heat dissipation units to effectively dissipate heat generated at driver chips and prevent movement of the driver chips by attaching porous fillers to the heat dissipation units, and a display apparatus having the same are provided. The display module includes a display panel, a backlight disposed on a rear side of the display panel and including a plurality of printed circuit boards, a bottom chassis adapted to accommodate the backlight unit and provided with a plurality of seating grooves, a driving printed circuit board, a plurality of flexible printed circuit films which electrically connect the display panel and the driving printed circuit board, at least one heat dissipater disposed on an opposite surface of a corresponding one of the flexible printed circuit and provided with a porous filler.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: August 16, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung Kyun Kim, Sung Ki Kim, Sru Kim, Jin Sub Kim, Jun Seok An, Kye Hoon Lee, Heong Seog Lee, Jin Hyun Cho
  • Publication number: 20160231495
    Abstract: The display assembly includes: a light source configured to emit light; a light guide plate disposed to receive light emitted from the light source on a lateral side; and a color transformer disposed proximate to an edge of the light guide plate, and configured to change a color of light incident to the color transformer.
    Type: Application
    Filed: April 19, 2016
    Publication date: August 11, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kye Hoon LEE, Dae Kuen YANG, Nae-won JANG
  • Publication number: 20160209578
    Abstract: A display device includes a light source to emit light, a light guide plate on which the light emitted from the light source is incident and which irradiates light through a first and a second surface of the light guide plate, a quantum dot sheet on which the light irradiated through the first surface of the light guide plate is incident and which irradiates blue light, green light and red light, a reflective sheet for reflecting the irradiated light to the light guide plate, and a light-converting material at an edge portion of the light guide plate, the quantum dot sheet and the reflective sheet, for converting the light into a yellow light, green light or red light. The light incident on the quantum dot sheet includes the light emitted from the light source and the yellow light, the green light or the red light.
    Type: Application
    Filed: March 29, 2016
    Publication date: July 21, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung-jin CHO, Dae-hee LEE, Kye Hoon LEE, Nae-won JANG
  • Publication number: 20160161089
    Abstract: A white light emitting device, including a circuit board; a plurality of light sources mounted on the circuit board, each light source of the plurality of light sources configured to emit monochromatic light; a light converter spaced apart from the circuit board, the light converter configured to convert the monochromatic light emitted from the light sources to white light; and a compensator provided between the circuit board and the light converter, the compensator configured to convert the emitted monochromatic light to white light.
    Type: Application
    Filed: December 3, 2015
    Publication date: June 9, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Pil JEON, Jong-hoi KIM, Kye Hoon LEE, Dae-hee LEE, Byoung-jin CHO, Suk-ju CHOI