Patents by Inventor Tae Woo Lim

Tae Woo Lim 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: 20250107415
    Abstract: A display device includes: a display device having a plurality of light emitting areas and a non-light emitting area between adjacent light emitting areas of the plurality of light emitting areas, and a color conversion part overlapping with the display device, wherein the color conversion part includes: a first substrate including a first surface facing the display device, and a color filter layer on the first surface of the first substrate and including a plurality of color filters, and wherein the color filter layer has a color filter opening where the color filter layer is removed at at least a portion of the non-light emitting area.
    Type: Application
    Filed: May 31, 2024
    Publication date: March 27, 2025
    Inventors: HYUNBAE PARK, Seung Hui SEO, Hyelynn SONG, Tae Woo LIM, Moon-Keun CHOI
  • Patent number: 12207522
    Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.
    Type: Grant
    Filed: December 22, 2023
    Date of Patent: January 21, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woo Lim, Bon-Yong Koo, Hyungjune Kim, Eunje Jang, Jang-Bog Ju
  • Publication number: 20240276827
    Abstract: A display device includes a base layer having a plurality of light-emitting regions and a non-light-emitting region disposed adjacent to the plurality of light-emitting regions, and a color filter layer disposed on the base layer. The color filter layer includes a first color filter that transmits a first color light, a second color filter that transmits a second color light, the first color light and the second color light being different from each color, and a third color filter that transmits a third color light, the first color light, the second color light, and the third color light being different from each other. The first to third color filters overlap each other in the non-light-emitting region in a plan view, and in the third color filter, a measurement opening is defined in a region overlapping the non-light-emitting region in a plan view.
    Type: Application
    Filed: December 14, 2023
    Publication date: August 15, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: MOON-KEUN CHOI, HYUNBAE PARK, SEUNGHUI SEO, Hyelynn SONG, TAE WOO LIM
  • Publication number: 20240206276
    Abstract: A color conversion substrate includes an upper substrate including a first area and a second area adjacent to the first area and a first color filter, a second color filter, and a third color filter which are disposed on the upper substrate and in the first area and the second area, and an opening corresponding to the first color filter is defined by a one of the second color filter and the third color filter having a smaller stitch error between the first area and the second area.
    Type: Application
    Filed: October 16, 2023
    Publication date: June 20, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: SEUNGHUI SEO, SOON TAK JUNG, HYUNBAE PARK, Hyelynn Song, TAE WOO LIM, MOON-KEUN CHOI
  • Publication number: 20240130192
    Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.
    Type: Application
    Filed: December 22, 2023
    Publication date: April 18, 2024
    Inventors: TAE WOO LIM, BON-YONG KOO, HYUNGJUNE KIM, EUNJE JANG, JANG-BOG JU
  • Patent number: 11856803
    Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: December 26, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woo Lim, Bon-Yong Koo, Hyungjune Kim, Eunje Jang, Jang-Bog Ju
  • Patent number: 11837589
    Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
  • Publication number: 20230363232
    Abstract: A color conversion panel includes a substrate including a display area including a color conversion layer, a first pixel area, a second pixel area, and a non-pixel area, and a plurality of color filter layers on the substrate. The color filter layers include a first color filter layer in the first pixel area and defining in the non-pixel area, a first alignment pattern, and a first opening spaced from the first alignment pattern, the first pixel area and the second pixel area, and a second color filter layer in the second pixel area, covering the first alignment pattern of the first color filter layer and defining in the non-pixel area a second alignment pattern which overlaps the first opening of the first color filter layer and exposes a portion of the first color filter layer at the first opening, to outside the second color filter layer.
    Type: Application
    Filed: February 9, 2023
    Publication date: November 9, 2023
    Inventors: SEUNGHUI SEO, TAE WOO LIM, MOON-KEUN CHOI, WAL JUN KIM, HYUNBAE PARK, Hyelynn Song
  • Patent number: 11693172
    Abstract: A display apparatus includes a light source, a display panel, a light guide member, and an optical member. The light source is configured to generate light. The display panel is configured to display an image. The light guide member includes at least one surface adjacent to the light source. The optical member is between the light guide member and the display panel. The optical member includes a low refractive layer, a first cover layer, and a light conversion layer. The low refractive layer is on a light output surface of the light guide member and includes side surfaces. The first cover layer is on the low refractive layer and surrounds at least a portion of the side surfaces of the low refractive layer. The light conversion layer is on the first cover layer and is configured to covert a wavelength band of incident light.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: July 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hongbeom Lee, Yeogeon Yoon, Tae Woo Lim, Jangsoo Kim, Dongwoo Kim, Min Su Kim, Keunwoo Park, Seongyeon Lee
  • Publication number: 20230144317
    Abstract: Provided is a display device including: a first substrate including a display area, and a non-display area surrounding the display area; a second substrate disposed on the first substrate, and facing the first substrate; a first color filter disposed between the first substrate and the second substrate, and including a first opening exposing the second substrate in the non-display area; and a refractive layer disposed between the first substrate and the first color filter to overlap the display area and the non-display area and to fill the first opening in the non-display area.
    Type: Application
    Filed: November 10, 2022
    Publication date: May 11, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Tae Woo LIM, Moonsoon KIM, Jae-Seung KIM, Seunghui SEO, Moon-Keun CHOI, Sangbeom HAN, Kipyo HONG
  • Publication number: 20230005995
    Abstract: A color conversion panel includes: a substrate; a plurality of color filters on the substrate; a partition wall on the substrate, and including a first opening, a second opening, a third opening, and a sub-opening; a first color conversion layer disposed in the first opening of the partition wall; a second color conversion layer disposed in the second opening of the partition wall; a transmission layer disposed in the third opening of the partition wall; an additional layer disposed in the sub-opening of the partition wall; and a spacer on the additional layer.
    Type: Application
    Filed: May 2, 2022
    Publication date: January 5, 2023
    Inventors: Tae Woo LIM, Moon Soon KIM, Jae-Seung KIM, Seung Hui SEO, Moon-Keun CHOI, Sang Beom HAN, Ki Pyo HONG
  • Publication number: 20220139892
    Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.
    Type: Application
    Filed: August 25, 2021
    Publication date: May 5, 2022
    Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
  • Publication number: 20220085113
    Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.
    Type: Application
    Filed: July 1, 2021
    Publication date: March 17, 2022
    Inventors: TAE WOO LIM, BON-YONG KOO, HYUNGJUNE KIM, EUNJE JANG, JANG-BOG JU
  • Publication number: 20210191028
    Abstract: An embodiment of the inventive concept provides a display apparatus including a light source configured to generate light, a display panel configured to display images, a light guide member disposed such that at least one surface thereof is adjacent to the light source, and an optical member disposed between the light guide member and the display panel, wherein the optical member includes a low refraction layer disposed on a light emitting surface of the light guide member and having a plurality of side surfaces, a first cover layer disposed on the low refraction layer and surrounding at least a portion of the plurality of side surfaces of the low refraction layer, and a light conversion layer disposed on the first cover layer and converting the wavelength band of an incident light.
    Type: Application
    Filed: October 18, 2018
    Publication date: June 24, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hongbeom LEE, Yeogeon YOON, Tae Woo LIM, Jangsoo KIM, Dongwoo KIM, Min Su KIM, Keunwoo PARK, Seongyeon LEE
  • Publication number: 20200012030
    Abstract: Disclosed herein is a backlight unit, the backlight unit comprises a light guide plate; a wavelength conversion layer disposed above the light guide plate; and a reflective polarizing layer disposed above the wavelength conversion layer and comprising a patterned polarizer, wherein the wavelength conversion layer and the reflective polarizing layer are integrally formed as one piece.
    Type: Application
    Filed: December 7, 2018
    Publication date: January 9, 2020
    Inventors: Keun Woo PARK, Min Su KIM, Hong Beom LEE, Tae Woo LIM
  • Patent number: 10281781
    Abstract: A display device includes a first substrate including a display area and a non-display area which is outside the display area; a first gate signal line and a second gate signal line each on the non-display area of the first substrate; a connection electrode which is on the non-display area of the first substrate and connects the first gate signal line and the second gate signal line to each other; and a static electricity prevention pattern which is on the non-display area of the first substrate and on the connection electrode.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: May 7, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Gon Kum, Seong Gyu Kwon, Sang Il Kim, Tae Woo Lim, Sang Gil Lee
  • Patent number: 10078248
    Abstract: A liquid crystal display according to an exemplary embodiment of the present disclosure includes: a substrate; a thin film transistor disposed on the substrate; a pixel electrode connected to the thin film transistor; a roof layer facing the pixel electrode; a liquid crystal layer including liquid crystal molecules disposed in a plurality of cavities between the pixel electrode and the roof layer; and wherein the roof layer comprises a partition, which extends substantially parallel to a gate line connected to the thin film transistor.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: September 18, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woo Lim, Jung Woo Park, Sung Jun Kim, Kwang Soo Bae, Yu Deok Seo
  • Patent number: 10007153
    Abstract: Provided are a liquid crystal display and a method for fabricating the same. The liquid crystal display comprises a substrate having a plurality of pixel areas; a first electrode formed on the substrate in the unit of a pixel area; a fine space layer positioned on the first electrode; a partition formed between the adjacent fine space layers to partition the plurality of pixel areas; a roof layer formed on the fine space layer and the partition to define the fine space layer between the substrate and the partition; and a second electrode formed on a bottom surface of the roof layer, wherein the second electrode comes in contact with an upper surface of the partition.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: June 26, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Soo Bae, Sang Il Park, Sung Hwan Won, Woo Jae Lee, Tae Woo Lim
  • Patent number: 10001638
    Abstract: An electrowetting display device includes first and second barrier layers which cover first and second electrodes. The electrowetting display device includes a first base substrate which faces a second base substrate, the first electrode on the first base substrate, the first barrier layer which covers the first electrode, the second electrode on the second base substrate, the second barrier layer which covers the second electrode, a barrier wall between the first base substrate and the second base substrate, and an electrowetting layer between the first base substrate and the second base substrate. The barrier wall defines a pixel area corresponding to the first electrode, and the electrowetting layer is in the pixel area. The electrowetting layer includes a polar fluid and a non-polar fluid which are separated from each other.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: June 19, 2018
    Assignee: AMAZON TECHNOLOGIES, INC.
    Inventors: Tae Woo Lim, Keunkyu Song, Jihoon Yang, Tae Hyung Hwang
  • Patent number: 9927662
    Abstract: An exemplary embodiment of the present invention provides a liquid crystal display including: a substrate; a thin film transistor disposed on the substrate to be connected to a gate line extending in a first direction and a data line extending in a second direction; a pixel electrode connected to the thin film transistor; a roof layer positioned over the pixel electrode; a liquid crystal layer disposed in a plurality of microcavities formed between the pixel electrode and the roof layer; an inorganic insulating layer disposed to overlap the microcavities; and an overcoat disposed on the roof layer, wherein the inorganic insulating layer includes a first portion overlapping the roof layer and a second portion that does not overlap the roof layer, and a length of the second portion in the second direction is about 20 ?m or more.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: March 27, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Woo Lim, Seong Gyu Kwon, Choi Sang Park