Patents by Inventor Cheong-hun LEE

Cheong-hun 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: 10324318
    Abstract: A curved liquid crystal display panel includes an upper substrate having a curved shape, a liquid crystal layer, a lower substrate having a curved shape, where the lower substrate is combined with the upper substrate and the liquid crystal layer is disposed between the upper substrate and the lower substrate, and a heating line disposed on at least one of the upper substrate and the lower substrate and which provides heat to the liquid crystal layer such that a temperature of the liquid crystal layer increases.
    Type: Grant
    Filed: November 27, 2012
    Date of Patent: June 18, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheong-Hun Lee, Jeong-Man Son, Dong-Wook Kim, Byong-Wook Ahn
  • Patent number: 10108055
    Abstract: A curved liquid crystal display including a first substrate having a curved shape; a plurality of gate lines and data lines on the first substrate; a plurality of thin film transistors connected to the gate lines and data lines; a plurality of color filters on the thin film transistors; a plurality of pixel electrodes and common electrodes on the plurality of color filters, the plurality of pixel electrodes and common electrodes overlapping with each other with a first insulating layer therebetween; a second substrate having a curved shape, the second substrate facing the first substrate; vertical alignment layers on inner sides of the first substrate and the second substrate; and a liquid crystal layer between the vertical alignment layers, wherein liquid crystal molecules of the liquid crystal layer are aligned to be vertical to surfaces of the first substrate and the second substrate when an electric field is not formed.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: October 23, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Wook Park, Joo Hwan Park, Jeong Man Son, Cheong Hun Lee
  • Patent number: 10031360
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Grant
    Filed: December 7, 2016
    Date of Patent: July 24, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Samsung Display Co., Ltd.
    Inventors: Jun-seok An, Dong-wook Kim, Sung-hwan Kim, Jee-su Park, Chan-hong Park, Byung-kook Sim, Jong-cheol Lee, Cheol-se Lee, Hyeong-sik Choi, Byung-wook Ahn, Cheong-hun Lee
  • Patent number: 9812800
    Abstract: An exemplary embodiment provides a conductive connecting member, and a display device including the same, that includes a flexible elongated body and terminals formed at opposite ends of the body to be electrically connected to the body, wherein the body may include terminal areas in which the terminals are formed and a central area disposed between the terminal areas, and wherein two or more recess portions may be formed in edges of the body within the central area of the body.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: November 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Cheong Hun Lee, Seung-Won Kuk, Chung Hui Lee, Sang Hyuk Kim, Yong Nam Shin, Seon Jeong Yun
  • Publication number: 20170160605
    Abstract: A curved liquid crystal display including a first substrate having a curved shape; a plurality of gate lines and data lines on the first substrate; a plurality of thin film transistors connected to the gate lines and data lines; a plurality of color filters on the thin film transistors; a plurality of pixel electrodes and common electrodes on the plurality of color filters, the plurality of pixel electrodes and common electrodes overlapping with each other with a first insulating layer therebetween; a second substrate having a curved shape, the second substrate facing the first substrate; vertical alignment layers on inner sides of the first substrate and the second substrate; and a liquid crystal layer between the vertical alignment layers, wherein liquid crystal molecules of the liquid crystal layer are aligned to be vertical to surfaces of the first substrate and the second substrate when an electric field is not formed.
    Type: Application
    Filed: February 16, 2017
    Publication date: June 8, 2017
    Inventors: Min Wook PARK, Joo Hwan PARK, Jeong Man SON, Cheong Hun LEE
  • Publication number: 20170082889
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Application
    Filed: December 7, 2016
    Publication date: March 23, 2017
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Samsung Display Co., Ltd.
    Inventors: Jun-seok AN, Dong-wook KIM, Sung-hwan KIM, Jee-su PARK, Chan-hong PARK, Byung-kook SIM, Jong-cheol LEE, Cheol-se LEE, Hyeong-sik CHOI, Byung-wook AHN, Cheong-hun LEE
  • Patent number: 9575377
    Abstract: A curved liquid crystal display including a first substrate having a curved shape; a plurality of gate lines and data lines on the first substrate; a plurality of thin film transistors connected to the gate lines and data lines; a plurality of color filters on the thin film transistors; a plurality of pixel electrodes and common electrodes on the plurality of color filters, the plurality of pixel electrodes and common electrodes overlapping with each other with a first insulating layer therebetween; a second substrate having a curved shape, the second substrate facing the first substrate; vertical alignment layers on inner sides of the first substrate and the second substrate; and a liquid crystal layer between the vertical alignment layers, wherein liquid crystal molecules of the liquid crystal layer are aligned to be vertical to surfaces of the first substrate and the second substrate when an electric field is not formed.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: February 21, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Wook Park, Joo Hwan Park, Jeong Man Son, Cheong Hun Lee
  • Patent number: 9551893
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: January 24, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Samsung Display Co., Ltd.
    Inventors: Jun-seok An, Dong-wook Kim, Sung-hwan Kim, Jee-su Park, Chan-hong Park, Byung-kook Sim, Jong-cheol Lee, Cheol-se Lee, Hyeong-sik Choi, Byung-wook Ahn, Cheong-hun Lee
  • Publication number: 20160322724
    Abstract: An exemplary embodiment provides a conductive connecting member, and a display device including the same, that includes a flexible elongated body and terminals formed at opposite ends of the body to be electrically connected to the body, wherein the body may include terminal areas in which the terminals are formed and a central area disposed between the terminal areas, and wherein two or more recess portions may be formed in edges of the body within the central area of the body.
    Type: Application
    Filed: October 14, 2015
    Publication date: November 3, 2016
    Inventors: Cheong Hun LEE, Seung-Won KUK, Chung Hui LEE, Sang Hyuk KIM, Yong Nam SHIN, Seon Jeong YUN
  • Patent number: 9366802
    Abstract: A curved display device includes a display panel having a display area on which an image is displayed; a receiving member receiving the display panel; and a cover member covering a border of the display panel to combine with the receiving member. The display panel has a bent shape along a first direction and a second direction crossing the first direction and each of the receiving member and the cover member is bent to maintain the bent shape of the display panel.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheolse Lee, Jeongman Son, Cheong Hun Lee, JinYoung Lee, Yun-Gun Lee
  • Publication number: 20150346542
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Application
    Filed: July 13, 2015
    Publication date: December 3, 2015
    Applicants: SAMSUNG DISPLAY CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-seok AN, Dong-wook KIM, Sung-hwan KIM, Jee-su PARK, Chan-hong PARK, Byung-kook SIM, Jong-cheol LEE, Cheol-se LEE, Hyeong-sik CHOI, Byung-wook AHN, Cheong-hun LEE
  • Patent number: 9113553
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: August 18, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Samsung Display Co., Ltd.
    Inventors: Jun-seok An, Dong-wook Kim, Sung-hwan Kim, Jee-su Park, Chan-hong Park, Byung-kook Sim, Jong-cheol Lee, Cheol-se Lee, Hyeong-sik Choi, Byung-wook Ahn, Cheong-hun Lee
  • Publication number: 20150185565
    Abstract: A curved liquid crystal display including a first substrate having a curved shape; a plurality of gate lines and data lines on the first substrate; a plurality of thin film transistors connected to the gate lines and data lines; a plurality of color filters on the thin film transistors; a plurality of pixel electrodes and common electrodes on the plurality of color filters, the plurality of pixel electrodes and common electrodes overlapping with each other with a first insulating layer therebetween; a second substrate having a curved shape, the second substrate facing the first substrate; vertical alignment layers on inner sides of the first substrate and the second substrate; and a liquid crystal layer between the vertical alignment layers, wherein liquid crystal molecules of the liquid crystal layer are aligned to be vertical to surfaces of the first substrate and the second substrate when an electric field is not formed.
    Type: Application
    Filed: September 26, 2014
    Publication date: July 2, 2015
    Inventors: Min Wook PARK, Joo Hwan PARK, Jeong Man SON, Cheong Hun LEE
  • Publication number: 20150036077
    Abstract: A curved display device includes a display panel having a display area on which an image is displayed; a receiving member receiving the display panel; and a cover member covering a border of the display panel to combine with the receiving member. The display panel has a bent shape along a first direction and a second direction crossing the first direction and each of the receiving member and the cover member is bent to maintain the bent shape of the display panel.
    Type: Application
    Filed: January 16, 2014
    Publication date: February 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Cheolse LEE, Jeongman SON, CHEONG HUN LEE, JinYoung LEE, Yun-Gun LEE
  • Publication number: 20140176856
    Abstract: A display device includes a first curved substrate and a second curved substrate overlapping the first curved substrate. The display device further includes a pixel electrode disposed between the first curved substrate and the second curved substrate, the pixel electrode including a first branch electrode and a second branch electrode that is spaced from the first branch electrode. The display device further includes a common electrode including a slitless portion that overlaps both the first branch electrode and the second branch electrode and does not have any slits. The display device further includes a liquid crystal element disposed between the pixel electrode and the common electrode.
    Type: Application
    Filed: April 18, 2013
    Publication date: June 26, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHEONG HUN LEE, MinWook PARK, JOOHWAN PARK, Jeongman SON, Cheolse LEE
  • Publication number: 20140092356
    Abstract: A curved display device includes a bent first substrate and a bent second substrate spaced apart and facing each other, a sealant positioned at edges of the first substrate and the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate and contained by the sealant, wherein the first substrate and the second substrate are bent to have almost the same curvature radius, and a modulus of elasticity of the sealant, at least when bending of the bent first and second substrates occurs, is about 1 MPa to about 100 MPa and more specifically about 1 MPa to about 50 MPa so that the sealant can be easily shear deformed during the bending process.
    Type: Application
    Filed: March 14, 2013
    Publication date: April 3, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Byung Wook AHN, Dong-Wook KIM, Keun Chan OH, Cheong Hun LEE, Yu Deok SEO, Min Su KIM, Jang-Hyun KIM
  • Publication number: 20140055696
    Abstract: A curved liquid crystal display panel includes an upper substrate having a curved shape, a liquid crystal layer, a lower substrate having a curved shape, where the lower substrate is combined with the upper substrate and the liquid crystal layer is disposed between the upper substrate and the lower substrate, and a heating line disposed on at least one of the upper substrate and the lower substrate and which provides heat to the liquid crystal layer such that a temperature of the liquid crystal layer increases.
    Type: Application
    Filed: November 27, 2012
    Publication date: February 27, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheong-Hun LEE, Jeong-Man SON, Dong-Wook KIM, Byong-Wook AHN
  • Publication number: 20130321740
    Abstract: A curved display apparatus and a multi display system having the same are provided. The curved display apparatus includes a display panel, and a fixation member which fixes the display panel so that the display panel is curved with multiple curvatures.
    Type: Application
    Filed: May 17, 2013
    Publication date: December 5, 2013
    Applicants: Samsung Display Co., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Jun-seok AN, Dong-wook KIM, Sung-hwan KIM, Jee-su PARK, Chan-hong PARK, Byung-kook SIM, Jong-cheol LEE, Cheol-se LEE, Hyeong-sik CHOI, Byung-wook AHN, Cheong-hun LEE