Patents by Inventor Dong-Youb LEE

Dong-Youb 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: 11972702
    Abstract: A display module includes a display panel, a protective film, and an adhesive layer. The display panel includes a non-display area adjacent to a display area. The protective film is under the display panel, and the adhesive layer is between the display panel and the protective film. The protective film is or includes a polyethylene terephthalate film having a glass transition temperature equal to or greater than about 95° C.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: April 30, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sungjune Park, Byeongkyu Park, Jaiku Shin, Dong-Youb Lee, Sunhaeng Cho
  • Publication number: 20240138065
    Abstract: An electronic apparatus includes an electronic panel including a plurality of pads, a circuit board including a plurality of leads, and a conductive adhesive member configured to electrically connect the circuit board and the electronic panel. The plurality of pads include a plurality of pixel pads, an arrangement pad, and a resistance measurement pad disposed between the arrangement pad and the pixels pads and insulated from the pixel pads. The plurality of leads include a plurality of pixel leads, an arrangement lead, and a resistance measurement lead disposed between the pixel leads and the arrangement lead and insulated from the pixel leads. The resistance measurement lead includes a plurality of resistance measurement leads disposed between the arrangement lead and the pixel leads and electrically connected with the resistance measurement pad, and a dummy lead spaced apart from the plurality of resistance measurement leads in a plan view.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 25, 2024
    Inventors: JAEJIN OH, JUNHO KWACK, DONGJIN PARK, KYUNG-MOK LEE, DONG-YOUB LEE
  • Publication number: 20240065049
    Abstract: A display device includes a display panel including a display area and a peripheral area, a protective film attached to a lower surface of the display panel, an adhesive layer disposed between the display panel and the protective film, a driving integrated circuit (“IC”) chip disposed in the peripheral area and including a long side and a short side, and a heat blocking part disposed in the peripheral area, and spaced apart from the short side of the driving IC chip by a predetermined distance in a direction parallel to the long side.
    Type: Application
    Filed: May 19, 2023
    Publication date: February 22, 2024
    Inventors: Kyung-Mok LEE, Dong-Youb LEE, Jaejin OH
  • Patent number: 11895774
    Abstract: An electronic apparatus includes an electronic panel including a plurality of pads, a circuit board including a plurality of leads, and a conductive adhesive member configured to electrically connect the circuit board and the electronic panel. The plurality of pads include a plurality of pixel pads, an arrangement pad, and a resistance measurement pad disposed between the arrangement pad and the pixels pads and insulated from the pixel pads. The plurality of leads include a plurality of pixel leads, an arrangement lead, and a resistance measurement lead disposed between the pixel leads and the arrangement lead and insulated from the pixel leads. The resistance measurement lead includes a plurality of resistance measurement leads disposed between the arrangement lead and the pixel leads and electrically connected with the resistance measurement pad, and a dummy lead spaced apart from the plurality of resistance measurement leads in a plan view.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: February 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jaejin Oh, Junho Kwack, Dongjin Park, Kyung-Mok Lee, Dong-Youb Lee
  • Publication number: 20240032358
    Abstract: A display device includes a display panel and a driving circuit chip. The driving circuit chip includes a signal bump and an alignment bump. The display panel includes a pixel disposed in a display area, a signal pad disposed in a non-display area and corresponding to the signal bump, an alignment pad disposed in the non-display area and corresponding to the alignment bump, a reference pad that is disposed in the non-display area, is spaced apart from the alignment pad, and does not overlap the driving circuit chip in a plan view, and a signal line disposed in the display area and the non-display area and electrically connecting the pixel and the signal pad.
    Type: Application
    Filed: May 2, 2023
    Publication date: January 25, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: DONG-YOUB LEE, KYUNG-MOK LEE, HEESOOK YOON
  • Publication number: 20240030123
    Abstract: An electronic apparatus includes an electronic panel including a first pad part and a second pad part having a portion electrically connected to the first pad part, a driving circuit including a bump part overlapping the first pad part in a plan view, and a circuit board including a lead part overlapping the second pad part in a plan view. The lead part including a plurality of test leads includes a first test lead group electrically connected to the first pad part, and a second test lead group insulated from the first pad part, and one test lead of the first test lead group and one test lead of the second test lead group are electrically connected to each other.
    Type: Application
    Filed: May 22, 2023
    Publication date: January 25, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: KYUNG-MOK LEE, DONG-YOUB LEE
  • Publication number: 20230223351
    Abstract: A display device includes a display panel including a non-display area in which a panel pad is disposed, and a pad portion which contacts the non-display area of the display panel, where the pad portion includes an alignment mark overlapping the panel pad, the panel pad includes a first vertical portion and a second vertical portion spaced apart from each other in a first direction, a first horizontal portion connected to the first vertical portion, and a second horizontal portion connected to the second vertical portion, and the first horizontal portion and the second horizontal portion are spaced apart from each other in a second direction crossing the first direction.
    Type: Application
    Filed: December 15, 2022
    Publication date: July 13, 2023
    Inventors: KYUNG-MOK LEE, HYUNWOO LEE, DONG-YOUB LEE, Young Min CHO
  • Publication number: 20220279654
    Abstract: An electronic apparatus includes an electronic panel including a plurality of pads, a circuit board including a plurality of leads, and a conductive adhesive member configured to electrically connect the circuit board and the electronic panel. The plurality of pads include a plurality of pixel pads, an arrangement pad, and a resistance measurement pad disposed between the arrangement pad and the pixels pads and insulated from the pixel pads. The plurality of leads include a plurality of pixel leads, an arrangement lead, and a resistance measurement lead disposed between the pixel leads and the arrangement lead and insulated from the pixel leads, The resistance measurement lead includes a plurality of resistance measurement leads disposed between the arrangement lead and the pixel leads and electrically connected with the resistance measurement pad, and a dummy lead spaced apart from the plurality of resistance measurement leads in a plan view.
    Type: Application
    Filed: December 27, 2021
    Publication date: September 1, 2022
    Inventors: JAEJIN OH, Junho KWACK, Dongjin PARK, Kyung-Mok LEE, Dong-Youb LEE
  • Publication number: 20220084444
    Abstract: A display module includes a display panel, a protective film, and an adhesive layer. The display panel includes a non-display area adjacent to a display area. The protective film is under the display panel, and the adhesive layer is between the display panel and the protective film. The protective film is or includes a polyethylene terephthalate film having a glass transition temperature equal to or greater than about 95° C.
    Type: Application
    Filed: June 28, 2021
    Publication date: March 17, 2022
    Inventors: SUNGJUNE PARK, BYEONGKYU PARK, JAIKU SHIN, DONG-YOUB LEE, SUNHAENG CHO
  • Publication number: 20210055760
    Abstract: A display device includes a folding area at which the display device is foldable; a first non-folding area and a second non-folding area opposing each other with the folding area therebetween; a display panel; an adhesive member having a thickness of about 15 micrometers to about 18 micrometers; and a protective film facing the display panel with the adhesive member having the thickness of about 15 micrometers to about 18 micrometers therebetween, the adhesive member coupling the protective film to the display panel.
    Type: Application
    Filed: August 19, 2020
    Publication date: February 25, 2021
    Inventors: Kyung-Mok LEE, HOJIN KANG, MINSUNG KWON, Dong-Youb LEE, Suk-Ho LEE, HIROTSUGU KISHIMOTO