Patents by Inventor Kang Woo Lee

Kang Woo 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: 20250117047
    Abstract: A display device includes a folding area foldable around a virtual folding axis, and a non-folding area adjacent to the folding area, a display panel, and a window disposed on the display panel. The window includes a patterned glass including a patterned part having at least one groove pattern on a top surface of the patterned part, and corresponding to the folding area, and a non-patterned part adjacent to the patterned part and corresponding to the non-folding area, and a filling layer filled in the at least one groove pattern. The filling layer includes a first filling part in contact with the patterned part, and a second filling part in contact with the first filling part.
    Type: Application
    Filed: October 4, 2024
    Publication date: April 10, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: SEUNG-WON KUK, KANG-WOO LEE, MYUNGCHUL KIM, SUNGHYUN KIM, AELY OH, HYUNSEOK OH
  • Patent number: 12265425
    Abstract: A window includes a substrate including a folding area folded about an imaginary folding axis and a non-folding area and including an upper surface and a lower surface and a plurality of groove patterns arranged in the folding area along a first direction crossing the folding axis. Each of the groove patterns includes a bottom surface recessed from the upper surface and substantially parallel to the upper surface and a side surface connecting the bottom surface and the upper surface. The side surface includes at least one curved surface.
    Type: Grant
    Filed: August 28, 2023
    Date of Patent: April 1, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunghoon Kim, Yuri Kim, Kang-Woo Lee, Seongjin Hwang
  • Publication number: 20250046220
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 6, 2025
    Inventors: Kang-Woo LEE, Yougn Do KIM, Hyun Seok OH
  • Patent number: 12131672
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: October 29, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang-Woo Lee, Yougn Do Kim, Hyun Seok Oh
  • Publication number: 20240284762
    Abstract: An adhesive member includes a first adhesive layer having a first storage modulus at a temperature of about 25° C. and a second adhesive layer disposed directly on the first adhesive layer and including a first portion adjacent to the first adhesive layer and having a second storage modulus greater than the first storage modulus at the temperature of about 25° C. and a second portion spaced apart from the first portion in a thickness direction and having a third storage modulus smaller than the second storage modulus at the temperature of about 25° C.
    Type: Application
    Filed: December 19, 2023
    Publication date: August 22, 2024
    Inventors: DASONG LEE, WON-SEOK KIM, JONGDEOK PARK, INTAE SON, JAESUK YOO, KANG-WOO LEE
  • Publication number: 20240259486
    Abstract: A display device includes a display module. An adhesive member is disposed directly on the display module. A window is disposed directly on the adhesive member. The adhesive member includes a first adhesive layer disposed adjacent to the display module and having a first storage modulus at ?20° C. A second adhesive layer is disposed directly on the first adhesive layer and has a second storage modulus at ?20° ° C. The second storage modulus is greater than the first storage modulus.
    Type: Application
    Filed: November 30, 2023
    Publication date: August 1, 2024
    Inventors: JONGDEOK PARK, WON-SEOK KIM, Intae SON, JAESUK YOO, KANG-WOO LEE, Dasong LEE
  • Publication number: 20240241549
    Abstract: Embodiments provide a window and a display device including the window. The window includes a base substrate including a first surface and a second surface which face each other, and a filling portion. The base substrate has a concave portion defined on at least one of the first surface and the second surface, a difference between a refractive index of the base substrate at a wavelength of about 589 nm and a refractive index of the filling portion is less than or equal to about 0.02, a difference between an Abbe No. of the base substrate and an Abbe No. of the filling portion is less than or equal to about 5.0, and the filling portion fills the concave portion. The window and the display thus exhibits satisfactory folding properties and impact resistance, as well as improved optical properties and display quality that prevent reflection color from being viewed.
    Type: Application
    Filed: September 13, 2023
    Publication date: July 18, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyunseok OH, SEUNG-WON KUK, AELY OH, KANG-WOO LEE
  • Publication number: 20240224454
    Abstract: A display device includes a window module disposed on a display module. The display module has a peripheral region disposed on at least one side of an active region. The window module includes a pattern layer disposed adjacent to a window and overlapping the active region and the peripheral region. The pattern layer includes a transparent portion and a discoloration portion having a light transmittance lower than that of the transparent portion. Each of the transparent portion and the discoloration portion includes a discoloration inducer activated by a laser, so that the display device exhibits good display quality and excellent reliability properties.
    Type: Application
    Filed: September 1, 2023
    Publication date: July 4, 2024
    Inventors: WON-SEOK KIM, JONGDEOK PARK, INTAE SON, JAESUK YOO, KANG-WOO LEE, DASONG LEE
  • Patent number: 11953958
    Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
  • Publication number: 20230400883
    Abstract: A window includes: a substrate including a folding area, a non-folding area, an upper surface, and a lower surface, wherein the folding area is configured to fold about a folding axis; and a plurality of groove patterns arranged in the folding area along a first direction crossing the folding axis, wherein each of the plurality of groove patterns includes: a bottom surface recessed from the upper surface of the substrate and substantially parallel to the upper surface of the substrate; and a side surface, wherein each side surface of the plurality of groove patterns connects each bottom surface of the plurality of groove patterns to the upper surface of the substrate, and wherein the side surface includes at least one curved surface.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 14, 2023
    Inventors: SUNGHOON KIM, YURI KIM, KANG-WOO LEE, SEONGJIN HWANG
  • Patent number: 11768520
    Abstract: A window includes: a substrate including a folding area, a non-folding area, an upper surface, and a lower surface, wherein the folding area is configured to fold about a folding axis; and a plurality of groove patterns arranged in the folding area along a first direction crossing the folding axis, wherein each of the plurality of groove patterns includes: a bottom surface recessed from the upper surface of the substrate and substantially parallel to the upper surface of the substrate; and a side surface, wherein each side surface of the plurality of groove patterns connects each bottom surface of the plurality of groove patterns to the upper surface of the substrate, and wherein the side surface includes at least one curved surface.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: September 26, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sunghoon Kim, Yuri Kim, Kang-Woo Lee, Seongjin Hwang
  • Publication number: 20230205273
    Abstract: A stretchable window includes: a first material extending in a first direction and a second material extending in a second direction that intersects the first direction. The first material and the second material are interwoven, the first material has a first modulus, and the second material has a second modulus. The first modulus has a value in a range of about 0.1 Mpa to about 500 Mpa and the second modulus has a value in a range of about 1 Gpa to about 50 Gpa.
    Type: Application
    Filed: August 3, 2022
    Publication date: June 29, 2023
    Inventors: Kang Woo LEE, Young Do KIM, Hyun Seok OH, Dong Hyeon LEE
  • Publication number: 20230116045
    Abstract: A display includes: a display panel; and a panel bottom sheet disposed below the display panel, the panel bottom sheet including: a first heat dissipation layer; a second heat dissipation layer over the first heat dissipation layer, including a first opening formed completely through the second heat dissipation layer in a thickness direction; a heat dissipation coupling interlayer between the first heat dissipation layer and the second heat dissipation layer, and a heat dissipation substrate on the second heat dissipation layer.
    Type: Application
    Filed: December 12, 2022
    Publication date: April 13, 2023
    Inventors: Kang Woo LEE, Boo Kan KI, June Hyoung PARK, Sun Hee OH, Dong Hyeon LEE, Jeong In LEE, Hyuk Hwan KIM, Seong Sik CHOI
  • Publication number: 20230095663
    Abstract: Provided are an urban digital twin platform system and a moving object information analysis and management method therefor. Through the urban digital twin platform system and the moving object information analysis and management method, a moving object such as a vehicle or a pedestrian may be detected from multimodal sensor data, data on the moving object may be generated, and a situation may be quickly determined by deriving complex actions of the moving object. The urban digital twin platform system includes a multimodal sensor data input and objectification module configured to detect a moving object and to generate objectification data, a multimodal sensor data analysis module configured to classify basic actions of the moving object, to classify complex actions of the moving object, and to generate moving object information, and an urban space data server configured to store the objectification data and the moving object information.
    Type: Application
    Filed: August 22, 2022
    Publication date: March 30, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: A Hyun LEE, Kyung Ho KIM, Sung Woong SHIN, Kang Woo LEE
  • Publication number: 20230078056
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 16, 2023
    Inventors: Kang-Woo LEE, Yougn Do KIM, Hyun Seok OH
  • Patent number: 11526201
    Abstract: A panel bottom sheet includes: a first heat dissipation layer; a second heat dissipation layer having circumferential side surfaces located further inside than circumferential side surfaces of the first heat dissipation layer in a plan view, the second heat dissipation layer including: a main heat dissipation pattern including a first opening formed completely through the second heat dissipation layer in a thickness direction; and a heat dissipation substrate disposed directly on the second heat dissipation layer.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: December 13, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Woo Lee, Boo Kan Ki, June Hyoung Park, Sun Hee Oh, Dong Hyeon Lee, Jeong In Lee, Hyuk Hwan Kim, Seong Sik Choi
  • Publication number: 20220376201
    Abstract: A display device includes a folding area foldable about a folding axis and a non-folding area proximate to the folding area. The display device includes a display module that displays an image and a glass window that is disposed over the display module that includes a patterned glass. The patterned glass includes a pattern portion including a groove pattern provided on one surface of the patterned glass to correspond to the folding area and a non-pattern portion disposed adjacent to the pattern portion to correspond to the folding area. The pattern portion has a thickness that is smaller than or equal to one-half a thickness of the non-pattern portion.
    Type: Application
    Filed: February 28, 2022
    Publication date: November 24, 2022
    Inventors: SUNGHOON KIM, Yuri Kim, Kang-Woo Lee, Seongjin Hwang
  • Publication number: 20220374046
    Abstract: A window includes: a substrate including a folding area, a non-folding area, an upper surface, and a lower surface, wherein the folding area is configured to fold about a folding axis; and a plurality of groove patterns arranged in the folding area along a first direction crossing the folding axis, wherein each of the plurality of groove patterns includes: a bottom surface recessed from the upper surface of the substrate and substantially parallel to the upper surface of the substrate; and a side surface, wherein each side surface of the plurality of groove patterns connects each bottom surface of the plurality of groove patterns to the upper surface of the substrate, and wherein the side surface includes at least one curved surface.
    Type: Application
    Filed: February 16, 2022
    Publication date: November 24, 2022
    Inventors: Sunghoon KIM, Yuri KIM, Kang-Woo LEE, Seongjin HWANG
  • Publication number: 20220376192
    Abstract: A display device includes a display panel having a first non-folding area, a folding area connected to the first non-folding area, and a second non-folding area spaced apart from the first non-folding area by the folding area. A base member is disposed on the display panel. The base member includes a pattern area including a plurality of concave portions overlapping the folding area. The plurality of concave portions is spaced apart from each other in a first direction and has a depth in a second direction perpendicular to the first direction. A first filling layer fills the plurality of concave portions. The first filling layer includes at least one material selected from an acrylate, a urethane acrylate, and a silicone resin.
    Type: Application
    Filed: February 10, 2022
    Publication date: November 24, 2022
    Inventors: Youngdo KIM, Hyunseok OH, Kang-Woo LEE, Sunghoon KIM
  • Patent number: 11508268
    Abstract: A display device includes: a display panel; and a cover window on the display panel. The display panel and the cover window include a flat area, and a bendable area adjacent to the flat area. The cover window includes: patterns at the bendable area along a first direction; and dummy patterns at the flat area along the first direction, the dummy patterns including a first dummy pattern, and a second dummy pattern adjacent to the first dummy pattern. A length of the first dummy pattern is different from a length of the second dummy pattern.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: November 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang-Woo Lee, Yougn Do Kim, Hyun Seok Oh