Patents by Inventor Si-Joon Song

Si-Joon Song 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: 20210103178
    Abstract: A method of manufacturing a display device includes fixing a display panel to a stage, attaching a printed circuit board to a first side surface of the fixed display panel, and irradiating the first side surface of the display panel with light from a first lighting and irradiating a second side surface of the display panel opposite the first side surface of the display panel with light from a second lighting to check alignment of the printed circuit board.
    Type: Application
    Filed: June 10, 2020
    Publication date: April 8, 2021
    Inventors: Si Joon SONG, Eui Jeong KANG, Byoung Yong KIM, Dae Hyuk IM, Young Min PARK
  • Publication number: 20210066674
    Abstract: A method of manufacturing a display device includes: providing a first substrate, a second substrate, and a plurality of connection lines, wherein the first substrate has a base substrate, wherein the second substrate faces the first substrate, and wherein the plurality of connection lines are disposed between the base substrate and the second substrate; grinding a side surface of the base substrate, a side surface of the second substrate, and side surfaces of the plurality of connection lines; and simultaneously transferring a conductive film and laser-curing the conductive film, wherein the conductive film is transferred to the ground side surface of the base substrate, the ground side surface of the second substrate, and the ground side surfaces of the plurality of connection lines.
    Type: Application
    Filed: June 8, 2020
    Publication date: March 4, 2021
    Inventors: Eui Jeong KANG, Si Joon SONG, Byoung Yong IM, Dae Hyuk KIM
  • Publication number: 20210063792
    Abstract: A display device includes a display panel including a side surface; on the side surface of the display panel: a pad through which an electrical signal is provided to the display panel from outside thereof; and an auxiliary layer in a same layer as the pad and spaced apart from the pad along a thickness direction of the display panel; and a circuit member facing the side surface of the display panel and coupled to both the pad and the auxiliary layer.
    Type: Application
    Filed: August 24, 2020
    Publication date: March 4, 2021
    Inventors: Young-Min PARK, JeongJin PARK, Si joon SONG, Sanghyuck YOON
  • Patent number: 10845647
    Abstract: A display device includes a backlight unit and a display panel disposed above the backlight unit, where the backlight unit includes a light guide plate, a housing which is disposed at one side of the light guide plate and accommodates a wavelength converting member, and a flexible glass film which covers one side of the housing, and a first laser welding part is disposed between the flexible glass film and the housing.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Suk Seo, Sung Chul Kim, Won Jin Kim, Jung Hyun Kim, Seok Hyun Nam, Si Joon Song, Kwang Wook Choi
  • Publication number: 20200335574
    Abstract: A display device includes: a first substrate in which a display area and a non-display area disposed outside the display area are defined; a second substrate facing the first substrate; and a cell seal disposed on the non-display area, where the cell seal includes a bonding filament connecting the first substrate and the second substrate to each other.
    Type: Application
    Filed: July 8, 2020
    Publication date: October 22, 2020
    Inventors: Woo Suk SEO, Sang Woo HA, Sung Chul KIM, Jung Hyun KIM, Si Joon SONG, Jun Ho SONG, Bong Hyun YOU
  • Patent number: 10773492
    Abstract: A multi-stack joined body includes a first transparent member, a second transparent member disposed on the first transparent member, and an intermediate layer interposed between the first transparent member and the second transparent member, where a joining region in which a physical boundary is not provided between the first transparent member and the intermediate layer and between the second transparent member and the intermediate layer is provided across the first transparent member, the intermediate layer, and the second transparent member.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: September 15, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Si Joon Song, Eui Jeong Kang, Yong Hoon Kwon, Won Jin Kim, Jung Hyun Kim, Woo Suk Seo, Young Hye Son, Sang Woo Ha
  • Patent number: 10741630
    Abstract: A display device includes: a first substrate in which a display area and a non-display area disposed outside the display area are defined; a second substrate facing the first substrate; and a cell seal disposed on the non-display area, where the cell seal includes a bonding filament connecting the first substrate and the second substrate to each other.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: August 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Suk Seo, Sang Woo Ha, Sung Chul Kim, Jung Hyun Kim, Si Joon Song, Jun Ho Song, Bong Hyun You
  • Publication number: 20200249392
    Abstract: A backlight unit includes a light guide plate; a wavelength conversion member disposed on a surface of the light guide plate; and a housing which houses the wavelength conversion member and is fused to the light guide plate.
    Type: Application
    Filed: April 21, 2020
    Publication date: August 6, 2020
    Inventors: Woo Suk SEO, Kwang Wook CHOI, Yong Hoon KWON, Sung Chul KIM, Seok Hyun NAM, Si Joon SONG
  • Patent number: 10663647
    Abstract: A backlight unit includes a light guide plate; a wavelength conversion member disposed on a surface of the light guide plate; and a housing which houses the wavelength conversion member and is fused to the light guide plate.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: May 26, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Suk Seo, Kwang Wook Choi, Yong Hoon Kwon, Sung Chul Kim, Seok Hyun Nam, Si Joon Song
  • Patent number: 10578790
    Abstract: A light source unit includes: a light source circuit board; light sources disposed on the light source circuit board and which emit light; a wavelength converter disposed on the light sources to be spaced apart from the light sources and to partially overlap with the light sources; a first glass disposed between the light sources and the wavelength converter; and a second glass disposed on the wavelength converter and at least partially in direct contact with, and coupled to, the first glass.
    Type: Grant
    Filed: January 6, 2018
    Date of Patent: March 3, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Hye Son, Yong Hoon Kwon, Won Jin Kim, Woo Suk Seo, Si Joon Song, Kwang Wook Choi
  • Patent number: 10578916
    Abstract: A backlight unit includes: a light guide plate through which light is provided to a display panel which displays an image with the light; a light source which emits the light to the light guide plate, the light source disposed facing a light incident side surface of the light guide plate; and a wavelength-converting film through which emitted light from the light source is wavelength-converted and provided to the light incident side surface of the light guide plate. The wavelength-converting film includes: a first end portion thereof connected to the light guide plate, a central portion thereof disposed between the light source and the light incident side surface of the light guide plate, and glass in which wavelength-converting particles are dispersed.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: March 3, 2020
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Young Hye Son, Eui Jeong Kang, Yong Hoon Kwon, Won Jin Kim, Jung Hyun Kim, Woo Suk Seo, Si Joon Song, Sang Woo Ha
  • Patent number: 10386024
    Abstract: A wavelength conversion member includes: a first wavelength converter containing a first wavelength converting material; a second wavelength converter containing a second wavelength converting material different from the first wavelength converting material; a first container member providing a space for accommodating the first wavelength converter; and a second container member facing the first container member and providing a space for accommodating the second wavelength converter. The first container member and the second container member may be at least partially fusion-bonded with each other.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: August 20, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Si Joon Song, Yong Hoon Kwon, Won Jin Kim, Woo Suk Seo, Young Hye Son, Kwang Wook Choi
  • Publication number: 20190148475
    Abstract: A display device includes: a first substrate in which a display area and a non-display area disposed outside the display area are defined; a second substrate facing the first substrate; and a cell seal disposed on the non-display area, where the cell seal includes a bonding filament connecting the first substrate and the second substrate to each other.
    Type: Application
    Filed: September 20, 2018
    Publication date: May 16, 2019
    Inventors: Woo Suk SEO, Sang Woo HA, Sung Chul KIM, Jung Hyun KIM, Si Joon SONG, Jun Ho SONG, Bong Hyun YOU
  • Publication number: 20190094613
    Abstract: A backlight unit includes: a light guide plate through which light is provided to a display panel which displays an image with the light; a light source which emits the light to the light guide plate, the light source disposed facing a light incident side surface of the light guide plate; and a wavelength-converting film through which emitted light from the light source is wavelength-converted and provided to the light incident side surface of the light guide plate. The wavelength-converting film includes: a first end portion thereof connected to the light guide plate, a central portion thereof disposed between the light source and the light incident side surface of the light guide plate, and glass in which wavelength-converting particles are dispersed.
    Type: Application
    Filed: August 10, 2018
    Publication date: March 28, 2019
    Inventors: Young Hye SON, Eui Jeong KANG, Yong Hoon KWON, Won Jin KIM, Jung Hyun KIM, Woo Suk SEO, Si Joon SONG, Sang Woo HA
  • Publication number: 20190056623
    Abstract: A display device includes a backlight unit and a display panel disposed above the backlight unit, where the backlight unit includes a light guide plate, a housing which is disposed at one side of the light guide plate and accommodates a wavelength converting member, and a flexible glass film which covers one side of the housing, and a first laser welding part is disposed between the flexible glass film and the housing.
    Type: Application
    Filed: July 23, 2018
    Publication date: February 21, 2019
    Inventors: Woo Suk SEO, Sung Chul KIM, Won Jin KIM, Jung Hyun KIM, Seok Hyun NAM, Si Joon SONG, Kwang Wook CHOI
  • Publication number: 20190047251
    Abstract: A multi-stack joined body includes a first transparent member, a second transparent member disposed on the first transparent member, and an intermediate layer interposed between the first transparent member and the second transparent member, where a joining region in which a physical boundary is not provided between the first transparent member and the intermediate layer and between the second transparent member and the intermediate layer is provided across the first transparent member, the intermediate layer, and the second transparent member.
    Type: Application
    Filed: July 20, 2018
    Publication date: February 14, 2019
    Inventors: Si Joon SONG, Eui Jeong KANG, Yong Hoon KWON, Won Jin KIM, Jung Hyun KIM, Woo Suk SEO, Young Hye SON, Sang Woo HA
  • Patent number: 10156752
    Abstract: A manufacturing method of a backlight unit includes providing a solder paste on a printed circuit board and forming a solder part in a first area of the printed circuit board, aligning a bank mask on the printed circuit board to align a first opening defined through the bank mask with a second area of the printed circuit board not overlapped with the first area, providing a bank material in the first opening and forming a bank on the printed circuit board in an area corresponding to the second area, separating the bank mask from the printed circuit board including the bank thereon, and connecting the solder part of the printed circuit board and a light emitting unit to each other.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: December 18, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Jeong Kim, Hyuk-Hwan Kim, Seokhyun Nam, Si joon Song
  • Publication number: 20180210125
    Abstract: A wavelength conversion member includes: a first wavelength converter containing a first wavelength converting material; a second wavelength converter containing a second wavelength converting material different from the first wavelength converting material; a first container member providing a space for accommodating the first wavelength converter; and a second container member facing the first container member and providing a space for accommodating the second wavelength converter. The first container member and the second container member may be at least partially fusion-bonded with each other.
    Type: Application
    Filed: January 12, 2018
    Publication date: July 26, 2018
    Inventors: Si Joon SONG, Yong Hoon KWON, Won Jin KIM, Woo Suk SEO, Young Hye SON, Kwang Wook CHOI
  • Publication number: 20180196183
    Abstract: A light source unit includes: a light source circuit board; light sources disposed on the light source circuit board and which emit light; a wavelength converter disposed on the light sources to be spaced apart from the light sources and to partially overlap with the light sources; a first glass disposed between the light sources and the wavelength converter; and a second glass disposed on the wavelength converter and at least partially in direct contact with, and coupled to, the first glass.
    Type: Application
    Filed: January 6, 2018
    Publication date: July 12, 2018
    Inventors: Young Hye SON, Yong Hoon KWON, Won Jin KIM, Woo Suk SEO, Si Joon SONG, Kwang Wook CHOI
  • Publication number: 20180149807
    Abstract: A backlight unit includes a light guide plate; a wavelength conversion member disposed on a surface of the light guide plate; and a housing which houses the wavelength conversion member and is fused to the light guide plate.
    Type: Application
    Filed: November 10, 2017
    Publication date: May 31, 2018
    Inventors: Woo Suk SEO, Kwang Wook CHOI, Yong Hoon KWON, Sung Chul KIM, Seok Hyun NAM, Si Joon SONG