Patents by Inventor Sung-Kyu Shim

Sung-Kyu Shim 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: 20200319394
    Abstract: An optical member and a display device including the same. The optical member includes a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.
    Type: Application
    Filed: June 22, 2020
    Publication date: October 8, 2020
    Inventors: Seong Yong HWANG, Young Min Park, Ju Young Yoon, Sung Kyu Shim, Sang Won Lee
  • Patent number: 10704732
    Abstract: A posture maintaining device for a 360° camera according to an embodiment of the present invention may comprise: a first correcting portion comprising a seating portion, on which a camera having a 360° view angle is seated, the first correcting portion being able to make a rotational movement about a first direction; a second correcting portion arranged on one side of the first correcting portion to be able to make a rotational movement about a second direction, which is different from the first direction; a third correcting portion arranged on the lower end of the second correcting portion to be able to make a rotational movement about a third direction, which is different from the first or second direction; and a counterbalance connected to the first correcting portion and configured to guide the camera so as to remain horizontal.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: July 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-Seok Kang, Bon-Min Koo, Min-Hyuk Nam, Sung-Jin Park, Jae-Kyu Shim, Hyun-Min Oh, Bae-Seok Lim, Woo-Jong Cho, Hee-Seung Choi
  • Patent number: 10690835
    Abstract: An optical member and a display device including the same. The optical member includes a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: June 23, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong Yong Hwang, Young Min Park, Ju Young Yoon, Sung Kyu Shim, Sang Won Lee
  • Publication number: 20200132908
    Abstract: A backlight unit includes a light guide plate, a low refractive layer disposed on the light guide plate, an optical conversion layer disposed on the low refractive layer, a light source adjacent to a side surface of the light guide plate, and a plurality of optical patterns disposed under the light guide plate, extending in a first direction intersecting the side surface, and disposed in a second direction intersecting the first direction. When viewed a plan view in the first direction, each of the optical patterns have a quadrilateral shape.
    Type: Application
    Filed: July 29, 2019
    Publication date: April 30, 2020
    Inventors: Byung-seo YOON, Seong-yong HWANG, Jonghwan KIM, Sung-kyu SHIM
  • Patent number: 10551030
    Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Min Kim, Sung-Kyu Shim, Yong-Hoon Kwon, Do Hun Kim, Dong Hyeon Lee, Seung Hwan Chung, Seung-Hwa Ha, Se Ki Park, Seong-Yong Hwang, You Ra Kim
  • Patent number: 10545278
    Abstract: An optical member includes a light guide plate in which light incident thereto is propagated, including: an emission surface through which propagated light exits the light guide plate, a light incident side surface through which the light is incident to the light guide plate, and an inclined edge surface connecting the emission and light incident side surfaces to each other; and a wavelength conversion layer to which exited light from the light guide plate is incident and which converts a wavelength of the exited light, disposed facing the emission surface of the light guide plate. The inclined edge surface and emission surfaces define a boundary therebetween, and a side surface of the wavelength conversion layer which is closest to the light incident side surface is further from the light incident side surface than the boundary between the inclined edge surface and the emission surface.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Sang Won Lee, Seong Yong Hwang, Hye Eun Park, Sung Kyu Shim
  • Publication number: 20190324187
    Abstract: An optical member and a display device including the same. The optical member includes a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.
    Type: Application
    Filed: July 3, 2019
    Publication date: October 24, 2019
    Inventors: Seong Yong HWANG, Young Min PARK, Ju Young YOON, Sung Kyu SHIM, Sang Won LEE
  • Patent number: 10371881
    Abstract: An optical member including a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong Yong Hwang, Young Min Park, Ju Young Yoon, Sung Kyu Shim, Sang Won Lee
  • Publication number: 20190219224
    Abstract: A posture maintaining device for a 360° camera according to an embodiment of the present invention may comprise: a first correcting portion comprising a seating portion, on which a camera having a 360° view angle is seated, the first correcting portion being able to make a rotational movement about a first direction; a second correcting portion arranged on one side of the first correcting portion to be able to make a rotational movement about a second direction, which is different from the first direction; a third correcting portion arranged on the lower end of the second correcting portion to be able to make a rotational movement about a third direction, which is different from the first or second direction; and a counterbalance connected to the first correcting portion and configured to guide the camera so as to remain horizontal.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 18, 2019
    Applicant: Samsung Electronics Co.,Ltd.
    Inventors: Yoon-Seok KANG, Bon-Min KOO, Min-Hyuk NAM, Sung-Jin PARK, Jae-Kyu SHIM, Hyun-Min OH, Bae-Seok LIM, Woo-Jong CHO, Hee-Seung CHOI
  • Patent number: 10326937
    Abstract: A horizontal-posture maintaining apparatus is provided. The apparatus includes a barrel, a cover unit provided on a side surface of the barrel, a first driver provided in the cover unit, for rotating the barrel in a first direction (around an X axis) to keep the barrel in horizontal posture, a second driver provided in the cover unit, for rotating the cover unit in a second direction (around a Y axis) to keep the barrel in the horizontal posture, and a controller for controlling rotation of the first and second drivers.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: June 18, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Seok Kang, Sung-Jin Park, Bae-Seok Lim, Bon-Min Koo, Jae-Kyu Shim, Woo-Jong Cho
  • Publication number: 20190163018
    Abstract: An optical member and display device, the optical member including a diffuser plate, a wavelength conversion layer disposed on a top surface of the diffuser plate, a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer on at least one side thereof, and a diffusing pattern layer disposed on and in direct contact with a bottom surface of the diffuser plate and containing diffusion particles.
    Type: Application
    Filed: July 31, 2018
    Publication date: May 30, 2019
    Inventors: Sang Won LEE, Sung Kyu SHIM, Seong Yong HWANG
  • Publication number: 20190154901
    Abstract: An optical member includes a light guide plate in which light incident thereto is propagated, including: an emission surface through which propagated light exits the light guide plate, a light incident side surface through which the light is incident to the light guide plate, and an inclined edge surface connecting the emission and light incident side surfaces to each other; and a wavelength conversion layer to which exited light from the light guide plate is incident and which converts a wavelength of the exited light, disposed facing the emission surface of the light guide plate. The inclined edge surface and emission surfaces define a boundary therebetween, and a side surface of the wavelength conversion layer which is closest to the light incident side surface is further from the light incident side surface than the boundary between the inclined edge surface and the emission surface.
    Type: Application
    Filed: September 10, 2018
    Publication date: May 23, 2019
    Inventors: Sang Won LEE, Seong Yong HWANG, Hye Eun PARK, Sung Kyu SHIM
  • Publication number: 20190094583
    Abstract: A method of manufacturing a display panel includes providing a mother substrate in which a plurality of display cell areas is defined from which the display panel will be formed, the display cell areas arranged in along first and directions and each include a display unit cell corresponding to the display panel, and a dummy area extended along the second direction from the display unit cell dividing the mother substrate into the display unit cells each having the dummy area extended therefrom, by performing a wheel cutting process; separating the dummy area from the divided display unit cell by performing a laser cutting process; and curving the display unit cell from which the dummy area is separated, with reference to a reference axis which is parallel to the second direction, to form the display panel.
    Type: Application
    Filed: August 31, 2018
    Publication date: March 28, 2019
    Inventors: Su-mi MOON, Jooyoung KIM, Yongdoo PARK, Sung-kyu SHIM
  • Publication number: 20190079240
    Abstract: An optical member including a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.
    Type: Application
    Filed: August 24, 2018
    Publication date: March 14, 2019
    Inventors: Seong Yong HWANG, Young Min PARK, Ju Young YOON, Sung Kyu SHIM, Sang Won LEE
  • Patent number: 10025024
    Abstract: A display device includes a display panel, a backlight unit, and support members. The display panel displays an image, and a first edge section, a middle section, and a second edge section are defined on the display panel. The backlight unit outputs light toward the display panel. The support members are disposed between the display panel and the backlight unit corresponding to the first and second edge sections, and the support members space the display panel from the backlight unit. A spacing distance between the display panel and the backlight in each of the first and second edge sections is greater than a spacing distance between the display panel and the backlight unit in the middle section.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: July 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-kyu Shim, Dohun Kim, Hyoung-joo Kim
  • Publication number: 20170336053
    Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
    Type: Application
    Filed: August 9, 2017
    Publication date: November 23, 2017
    Inventors: Kyung-Min KIM, Sung-Kyu SHIM, Yong-Hoon KWON, Do Hun KIM, Dong Hyeon LEE, Seung Hwan CHUNG, Seung-Hwa HA, Se Ki PARK, Seong-Yong HWANG, You Ra KIM
  • Publication number: 20170322359
    Abstract: A display device includes a display member which displays an image and a light source which provides light to the display member. The display member includes a base substrate including a front surface, a rear surface, and a plurality of side surfaces which connects the front surface to the rear surface, where the base substrate receives the light through a side surface of the side surfaces and has a first refractive index, a low refractive layer disposed on the front surface and having a second refractive index less than the first refractive index, and an array layer disposed on the low refractive layer and including at least one thin film transistor. The low refractive layer has a predetermined thickness, which is greater than a penetration depth of the light in the low refractive layer.
    Type: Application
    Filed: May 1, 2017
    Publication date: November 9, 2017
    Inventors: Seki PARK, Sung-kyu SHIM
  • Patent number: 9759853
    Abstract: A light guide plate receives light and guides the light to a display panel. The light guide plate includes a body and protruding portions. The body includes a first side surface disposed adjacent to the light source, a second side surface facing the first side surface, and an upper surface. Protruding portions are protruded from the upper surface. Each of the protruding portions includes first and second protruding portions sequentially arranged from the first side surface to the second side surface. A width of the first protruding portion in a direction substantially parallel to the first side surface becomes smaller as a distance from the first side surface becomes larger, and a width of the second protruding portion in the direction substantially parallel to the first side surface becomes larger as the distance from the first side surface becomes larger.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: September 12, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hayoung Lee, Daehoon Song, Sung-Kyu Shim
  • Patent number: 9752753
    Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: September 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Min Kim, Sung-Kyu Shim, Yong-Hoon Kwon, Do Hun Kim, Dong Hyeon Lee, Seung Hwan Chung, Seung-Hwa Ha, Se Ki Park, Seong-Yong Hwang, You Ra Kim
  • Patent number: 9618674
    Abstract: A light guide panel, back light assembly and display apparatus are provided. According to an aspect of the inventive concept, there is provided the light guide panel which includes a top surface, a bottom surface, and four side surfaces, and one of the four side surfaces may be a light incident surface.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: April 11, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoung Joo Kim, Dong Yeon Kang, Rae Young Kim, Min Young Song, Sung Kyu Shim, Sang Duk Lee