Patents by Inventor Dai-Han Cho

Dai-Han Cho 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: 9436302
    Abstract: A display device is disclosed. In one aspect, the device includes a touch emitting key unit, wherein the display device has a structure that a display module and a part of the touch emitting key unit substantially vertically overlap as the touch emitting key unit is affixed to a window. According to the structure, a dead space outside a screen may be effectively reduced.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: September 6, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Dai-Han Cho
  • Patent number: 9246125
    Abstract: An organic light-emitting diode display including: a display panel; a bezel on which the display panel is mounted; and a buffer disposed between a lower surface of the display panel and the bezel. The buffer includes a peripheral buffer and a central buffer that has a step-shaped structure. The peripheral buffer is disposed at first and second sides of the central buffer.
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: January 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dai-Han Cho, Sang-Hee Lee, Kwan-Young Han
  • Patent number: 9214646
    Abstract: A display apparatus includes: a display panel including a substrate where a display unit is formed, and an encapsulation unit covering the display unit; a functional film adhered to the display panel; a window cover provided on the functional film; and an adhesive interposed in at least one of regions where the display panel, the functional film, and the window cover are adhered to each other, wherein a distance separator, including at least one opening for providing a path for ultraviolet rays for hardening the adhesive, is provided between the display panel and the window cover.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: December 15, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Han Bae, Dai-Han Cho
  • Publication number: 20150171364
    Abstract: A display apparatus includes: a display panel including a substrate where a display unit is formed, and an encapsulation unit covering the display unit; a functional film adhered to the display panel; a window cover provided on the functional film; and an adhesive interposed in at least one of regions where the display panel, the functional film, and the window cover are adhered to each other, wherein a distance separator, including at least one opening for providing a path for ultraviolet rays for hardening the adhesive, is provided between the display panel and the window cover.
    Type: Application
    Filed: April 30, 2014
    Publication date: June 18, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Kyu-Han Bae, Dai-Han Cho
  • Publication number: 20140361958
    Abstract: An organic light-emitting diode display including: a display panel; a bezel on which the display panel is mounted; and a buffer disposed between a lower surface of the display panel and the bezel. The buffer includes a peripheral buffer and a central buffer that has a step-shaped structure. The peripheral buffer is disposed at first and second sides of the central buffer.
    Type: Application
    Filed: December 2, 2013
    Publication date: December 11, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Dai-Han Cho, Sang-Hee Lee, Kwan-Young Han
  • Patent number: 8780579
    Abstract: An organic light emitting diode display having a display panel comprising a first substrate and a second substrate disposed facing the first substrate, the first substrate comprising a display area and a pad area, a buffer member disposed on one surface of the first substrate, the buffering member having a buffer layer and an adhesive layer formed on at least one surface of the buffer layer, and a bezel or a case accommodating the display panel and buffer member.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: July 15, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Oh-June Kwon, Kuen-Dong Ha, Hyun-Min Hwang, Ji-Ho Kang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Dong-Su Yee, In-Soo Lee, Min-Su Kim, Young-Cheol Joo, Seung-Yong Song, Ji-Hun Ryu, Kwan-Hee Lee, Young-Seo Choi, Sun-Young Jung, Sun-Hwa Kim, Dai-Han Cho
  • Patent number: 8711308
    Abstract: Provided are a flat panel display device including a protection board configured to prevent damage of a display panel from external impact, and a method of fabricating the same. The display panel and the protection board are closely attached, and distortion of an image displayed on the display panel due to a space between the display panel and the protection board can be prevented. The flat panel display device includes a display panel including a lower substrate, an upper substrate and at least one light emitting element disposed between the lower and upper substrates, a protection board disposed on the display panel, and an adhesive layer disposed between the display panel and the protection board.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: April 29, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Noh-Min Kwak, Dai-Han Cho, Gi-Na Yoo, Min-Jae Kim, Jeong-No Lee, Woo-Suk Jung, Duk-Jin Lee
  • Patent number: 8641240
    Abstract: An electronic device improves an impact-resistance characteristic of an organic light emitting diode (OLED) display. The electronic device includes an organic light emitting diode (OLED) display including a panel assembly for forming an organic light emitting element, and a housing including a housing main body for receiving the organic light emitting diode (OLED) display. The housing includes a housing main body including a first space for receiving the panel assembly and a second space for receiving a printed circuit board, an upper cover, and a lower cover. The housing main body includes a bottom formed to distinguish a first space and a second space in the housing, and also includes a bent unit on an edge, and a side wall in which the bent unit is buried to be combined with the edge of the bottom.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: February 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chan-Hee Wang, Dai-Han Cho, Hyun-Hee Lee, Min-Su Kim, Chan-Kyoung Moon, Dong-Su Yee, Tae-Hyeok Kang, Ji-Young Wang, Kyu-Hyeong Cheon, Kyu-Seob Han
  • Publication number: 20140028583
    Abstract: A display device is disclosed. In one aspect, the device includes a touch emitting key unit, wherein the display device has a structure that a display module and a part of the touch emitting key unit substantially vertically overlap as the touch emitting key unit is affixed to a window. According to the structure, a dead space outside a screen may be effectively reduced.
    Type: Application
    Filed: November 30, 2012
    Publication date: January 30, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventor: Dai-Han Cho
  • Patent number: 8625042
    Abstract: A display device is disclosed. In one embodiment, the device includes a display panel displaying an image and an integrated receiving member supporting the display panel. The integrated receiving member includes a press molding portion including a bottom portion and a side wall portion bent and extended from the bottom portion and having a through-hole formed therein and an injection molding portion including a frame portion integrally attached to at least one side of the press molding portion, facing the display panel and a flange portion extended from the frame portion and protruding through the through-hole. The flange portion of the injection molding portion is wholly or partially separated from the side wall portion of the press molding portion within the through-hole.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: January 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Hyeong Cheon, Dai-Han Cho, Chan-Kyoung Moon, Hyun-Hee Lee, Min-Su Kim, Hyun-Chuel Kim, Ji-Young Wang, Chan-Hee Wang, Tae-Hyeok Kang, Dong-Su Yee, Kyu-Seob Han
  • Patent number: 8432672
    Abstract: A flat panel display device including a display panel, a bezel having a substrate to support the display panel and configured to receive the display panel, and a bonding agent disposed between the substrate of the bezel and the display panel. Further, the substrate of the bezel and the display panel may be bonded and fixed to each other. Therefore, it is possible to provide a flat panel display device having a small thickness and capable of improving strength against an external pressure.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: April 30, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dai-Han Cho, Dong-Su Yee, Chan-Kyoung Moon, Hyun-Hee Lee, Min-Su Kim, Kuen-Dong Ha, Jae-Yong Kim
  • Patent number: 8369107
    Abstract: An OLED display and a manufacturing method thereof. The OLED includes: a cover window; a guide frame disposed on the cover window; an adhesive layer disposed on the cover window, within the guide frame, and a display panel attached to the cover window, via the adhesive layer.
    Type: Grant
    Filed: October 26, 2009
    Date of Patent: February 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dai-Han Cho, Dong-Su Yee, Chan-Kyoung Moon, Min-Su Kim, Jung-Ho Hwang, Hyun-Hee Lee, Chan-Hee Wang
  • Patent number: 8345413
    Abstract: An apparatus to control an inclination of an organic light emitting display panel, the apparatus including: a rotation pin having a body formed to be angulated; a support including an arm coupled to the rotation pin to support the rotation pin, the arm including a connection hole to support the rotation pin and a stopper provided to protrude under the connection hole; and a rotation part into which the rotation pin is settled in, the rotation part including an adhesion groove corresponding to the stopper and a hooking groove formed on the adhesion groove to control a rotation of the rotation part around the rotation pin, wherein the rotation of the rotation part is limited by a contact between the hooking groove and the stopper.
    Type: Grant
    Filed: January 19, 2010
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Ho Hwang, Dong-Su Yee, Hyun Hee Lee, Dai-Han Cho, Min-Su Kim, Chan-Kyoung Moon, Chan-Hee Wang
  • Patent number: 8315070
    Abstract: An organic light emitting diode display includes a panel assembly having a display section and a pad section, and a bezel that couples with the panel assembly. The bezel includes a back on which the panel assembly is placed, side walls located at an edge of the back of the bezel, and a protrusion reinforcing portion formed at a region corresponding to the pad section and a vicinity of the pad section in the back of the bezel.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: November 20, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Su Yee, Min-Su Kim, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Ho Hwang, Dai-Han Cho, Chan-Hee Wang
  • Publication number: 20120212966
    Abstract: An electronic device improves an impact-resistance characteristic of an organic light emitting diode (OLED) display. The electronic device includes an organic light emitting diode (OLED) display including a panel assembly for forming an organic light emitting element, and a housing including a housing main body for receiving the organic light emitting diode (OLED) display. The housing includes a housing main body including a first space for receiving the panel assembly and a second space for receiving a printed circuit board, an upper cover, and a lower cover. The housing main body includes a bottom formed to distinguish a first space and a second space in the housing, and also includes a bent unit on an edge, and a side wall in which the bent unit is buried to be combined with the edge of the bottom.
    Type: Application
    Filed: December 27, 2011
    Publication date: August 23, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Chan-Hee Wang, Dai-Han Cho, Hyun-Hee Lee, Min-Su Kim, Chan-Kyoung Moon, Dong-Su Yee, Tae-Hyeok Kang, Ji-Young Wang, Kyu-Hyeong Cheon, Kyu-Seob Han
  • Patent number: 8248821
    Abstract: A flat panel display device having improved drop characteristics, that minimize a drop shock of the flat panel display device by controlling the size of a shock-absorbing tape, the flat panel display device including: a display panel having a display part to display an image and a pad part; a supporting member configured to support the display panel; and the shock-absorbing tape disposed between the display panel and the supporting member. The shock-absorbing tape is in contact with the display part of the display panel and ? to ? of the pad part of the display panel.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: August 21, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Chan-Kyoung Moon, Hyun-Cheul Kim, Hyun-Hee Lee, Dong-Su Yee, Jung-Ho Hwang, Dai-Han Cho, Min-Su Kim, Chan-Hee Wang
  • Publication number: 20120170244
    Abstract: An organic light emitting diode display having a display panel comprising a first substrate and a second substrate disposed facing the first substrate, the first substrate comprising a display area and a pad area, a buffer member disposed on one surface of the first substrate, the buffering member having a buffer layer and an adhesive layer formed on at least one surface of the buffer layer, and a bezel or a case accommodating the display panel and buffer member.
    Type: Application
    Filed: December 20, 2011
    Publication date: July 5, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Oh-June Kwon, Kuen-Dong Ha, Hyun-Min Hwang, Ji-Ho Kang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Dong-Su Yee, In-Soo Lee, Min-Su Kim, Young-Cheol Joo, Seung-Yong Song, Ji-Hun Ryu, Kwan-Hee Lee, Young-Seo Choi, Sun-Young Jung, Sun-Hwa Kim, Dai-Han Cho
  • Publication number: 20120099251
    Abstract: A display device is disclosed. In one embodiment, the device includes a display panel displaying an image and an integrated receiving member supporting the display panel. The integrated receiving member includes a press molding portion including a bottom portion and a side wall portion bent and extended from the bottom portion and having a through-hole formed therein and an injection molding portion including a frame portion integrally attached to at least one side of the press molding portion, facing the display panel and a flange portion extended from the frame portion and protruding through the through-hole. The flange portion of the injection molding portion is wholly or partially separated from the side wall portion of the press molding portion within the through-hole.
    Type: Application
    Filed: March 8, 2011
    Publication date: April 26, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Kyu-Hyeong Cheon, Dai-Han Cho, Chan-Kyoung Moon, Hyun-Hee Lee, Min-Su Kim, Hyun-Chuel Kim, Ji-Young Wang, Chan-Hee Wang, Tae-Hyeok Kang, Dong-Su Yee, Kyu-Seob Han
  • Publication number: 20120009702
    Abstract: A method for manufacturing an organic light emitting diode (OLED) display device, the method including: forming a mother substrate that includes a first glass substrate, a second glass substrate, organic light emitting diodes, and a sealant; etching the first and second glass substrates, to reduce the thicknesses thereof; forming a protective layer on the first glass substrate; and dividing the mother substrate into a plurality the displays, by cutting the first substrate through the protective layer.
    Type: Application
    Filed: April 29, 2011
    Publication date: January 12, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO, LTD.
    Inventor: Dai-Han Cho
  • Patent number: 7960913
    Abstract: An OLED display includes a display panel having a display area and a pad area, a first bezel receiving the display panel, and a second bezel combined with the first bezel along a display panel side where the pad area is formed.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong-Su Yee, Dai-Han Cho, Jung-Ho Hwang, Chan-Kyoung Moon, Hyun-Hee Lee, Min-Su Kim, Chan-Hee Wang, Kwang-Jin Yun