Patents by Inventor Hee-Chul Jeon

Hee-Chul Jeon 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: 8247819
    Abstract: An organic light emitting diode display includes a substrate member, a plurality of pixel electrodes formed on the substrate member, an organic emission layer formed on the pixel electrodes, and a first common electrode formed on the organic emission. A transmitting layer may be formed on the first common electrode and is configured to be substantially antireflective. A second common electrode may be formed on the transmitting layer and the first common electrode is electrically connected with the second common electrode.
    Type: Grant
    Filed: December 9, 2009
    Date of Patent: August 21, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Eun-Ah Kim, Noh-Min Kwak, Soon-Ryong Park, Joo-Hwa Lee, Hee-Chul Jeon, Woo-Suk Jung, Hee-Seong Jeong, Chul-Woo Jeong
  • Patent number: 8242490
    Abstract: An organic light emitting device is disclosed. In one embodiment, the device includes a plurality of pixels formed on a substrate, wherein each of the pixels includes: a first electrode layer formed on the substrate; an organic emission layer formed on the first electrode layer and a second electrode layer formed on the organic emission layer. Further, at least one of the first electrode layers of the pixels is externally patterned.
    Type: Grant
    Filed: July 6, 2010
    Date of Patent: August 14, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Min Hong, Hee-Chul Jeon, Sung-Joo Hwang
  • Patent number: 8242692
    Abstract: The present invention relates to an organic light emitting diode (OLED) display and a manufacturing method thereof. The OLED display includes a substrate member that includes a plurality of pixel areas. A thin film transistor (TFT) is formed on the substrate member and includes a gate electrode, a source electrode, and a drain electrode. A planarization layer is formed on the TFT and includes a contact hole through which the drain electrode is partially exposed. A pixel electrode is formed on the planarization layer and is connected to the drain electrode of the TFT through the contact hole. A pixel defining layer is formed on the planarization layer and has a through opening. Light scattering spacers are formed on the pixel defining layer to scatter reflected light and may have various shapes and dimensions.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: August 14, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Eun-Ah Kim, Hee-Chul Jeon, Woo-Suk Jung, Hee-Seong Jeong, Joo-Hwa Lee, Chul-Woo Jeong, Noh-Min Kwak, Soon-Ryong Park
  • Patent number: 8237354
    Abstract: An organic light emitting diode (OLED) display is provided. The OLED display includes: a substrate member; an OLED that includes a pixel electrode that is formed on the substrate member, an organic light emitting layer that is formed on the pixel electrode, and a transflective common electrode that is formed on the organic light emitting layer; an encapsulation thin film that is formed on the transflective common electrode; and a touch panel that includes a first touch conductive layer that is formed on the encapsulation thin film and that is formed with a transflective metal film, a glass substrate that is formed on the first touch conductive layer, and a second touch conductive layer that is formed on the glass substrate. In some embodiments, the transflective common electrode has reflectivity of less than 50%. Some of the external light is thus reflected again to the first touch conductive layer and back to the transflective common electrode and so on.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: August 7, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Eun-Ah Kim, Noh-Min Kwak, Hee-Seong Jeong, Joo-Hwa Lee, Chul-Woo Jeong, Soon-Ryong Park, Woo-Suk Jung, Hee-Chul Jeon
  • Patent number: 8212242
    Abstract: The present invention relates to an OLED display, and an OLED display according to an exemplary embodiment of the present invention includes a substrate member, an OLED including a first electrode formed on the substrate member, an organic emission layer formed on the first electrode, and a second electrode formed on the organic emission layer, and a cover layer formed on the second electrode and covering the OLED. The cover layer includes a cover main body and a corner-cube pattern formed on an opposite side of a side that faces the second electrode among both sides of the cover main body.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: July 3, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Eun-Ah Kim, Soon-Ryong Park, Woo-Suk Jung, Hee-Chul Jeon, Noh-Min Kwak, Hee-Seong Jeong, Joo-Hwa Lee, Chul-Woo Jeong
  • Publication number: 20120146034
    Abstract: Present embodiments may be directed to a capacitor device, including a first electrode, which includes a first area and a second area, separated from each other, and a first bridge located between the first area and the second area, the first bridge electrically interconnecting the first area and the second area; a second electrode arranged to face the first electrode; and a dielectric layer between the first electrode and the second electrode.
    Type: Application
    Filed: November 16, 2011
    Publication date: June 14, 2012
    Inventors: Sang-Min HONG, Hee-Chul Jeon
  • Patent number: 8198802
    Abstract: An organic light emitting diode (OLED) display is disclosed. In one embodiment, the OLED display includes i) an OLED comprising i) a first electrode, ii) an organic emission layer formed on the first electrode, and iii) a second electrode formed on the organic emission layer, ii) a dual brightness enhancement film (DBEF) formed over the second electrode of the OLED, iii) a first polarizing plate formed on the DBEF, iv) a cholesteric liquid crystal (CLC) layer formed on the first polarizing plate, v) a phase delay plate that is a ΒΌ wavelength plate formed on the CLC layer and vi) a second polarizing plate formed on the phase delay plate.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: June 12, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Soon-Ryong Park, Hee-Seong Jeong, Woo-Suk Jung, Noh-Min Kwak, Chul-Woo Jeong, Eun-Ah Kim, Hee-Chul Jeon, Joo-Hwa Lee
  • Patent number: 8193703
    Abstract: An OLED display includes a first substrate including a thin film transistor and an OLED, and a second substrate on the first substrate and including a corner-cube pattern facing the first substrate.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: June 5, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Chul Jeon, Woo-Suk Jung, Soon-Ryong Park, Eun-Ah Kim, Chul-Woo Jeong, Hee-Seong Jeong, Noh-Min Kwak, Joo-Hwa Lee
  • Patent number: 8169386
    Abstract: An organic light emitting diode display is disclosed. In one embodiment, the display includes 1) an organic light emitting diode comprising i) a pixel electrode, ii) an organic emission layer formed on the pixel electrode, and iii) a common electrode formed on the organic emission layer, 2) a dual brightness enhancement film formed over the common electrode of the organic light emitting diode, 3) a first phase delaying plate formed on the dual brightness enhancement film, 4) a corner cube film formed on the first phase delaying plate, 5) a second phase delaying plate formed on the corner cube film and a 6) polarizing plate formed on the second phase delaying plate, wherein at least one of the elements 2)-5) is configured to reduce reflection of external light incident onto the polarizing plate and/or reduce the loss of light emitted from the organic emission layer before outputting the emitted light through the polarizing plate.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: May 1, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Soon-Ryong Park, Hee-Seong Jeong, Woo-Suk Jung, Hee-Chul Jeon, Noh-Min Kwak, Eun-Ah Kim, Joo-Hwa Lee, Chul-Woo Jeong, Jae-Yong Kim
  • Publication number: 20120089719
    Abstract: Methods and apparatus are provided for obtaining a service is provided. Information about an external device is received at a terminal from the external device. It is determined whether the external device has been registered based on the information about the external device. Service information associated with the external device is provided when at least the external device has been registered.
    Type: Application
    Filed: October 11, 2011
    Publication date: April 12, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang-ok Cha, Yong-gook Park, Ho-jun Lee, Tae-young Kang, Hee-chul Jeon, Ju-il Eom, Joo-yoon Bae, Won-young Choi, Sang-gon Song, Kuk-hyun Han, Bum-joo Lee, Seung-hwan Hong
  • Patent number: 8148894
    Abstract: The present invention relates to an OLED display. In some embodiments, the OLED display may employ combinations of linear polarization, circular or elliptical polarization, and phase delay in order to suppress reflection from external light while minimizing the loss of emitted light from the OLED display. For example, the OLED in the display includes a stack having a first electrode, an organic emission layer, and a second electrode, a DBEF formed on the OLED, a first polarizing plate formed on the DBEF, a second polarizing plate formed on the first polarizing plate, and a plurality of phase delay plates formed between the first polarizing plate and the second polarizing plate.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: April 3, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Soon-Ryong Park, Woo-Suk Jung, Hee-Seong Jeong, Hee-Chul Jeon, Chul-Woo Jeong, Jae-Yong Kim, Eun-Ah Kim, Noh-Min Kwak, Joo-Hwa Lee
  • Patent number: 8125143
    Abstract: An OLED display includes a pixel electrode on a substrate, an organic emission layer on the pixel electrode, a first common electrode on the organic emission layer, a transmission layer on the first common electrode, a second common electrode on the transmission layer, a selective reflective layer on the second common electrode, a polarizing plate on the selective reflective layer, and a phase delay plate between the polarizing plate and the second common electrode.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: February 28, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Soon-Ryong Park, Woo-Suk Jung, Hee-Seong Jeong, Eun-Ah Kim, Hee-Chul Jeon, Chul-Woo Jeong, Noh-Min Kwak, Joo-Hwa Lee
  • Patent number: 8098008
    Abstract: An OLED display includes a substrate member, a plurality of pixel electrodes on the substrate member, a pixel defining layer on the substrate member, the pixel defining layer including a pixel defining part and a plurality of light scattering spacer parts, the pixel defining part including a plurality of openings corresponding to and exposing the pixel electrodes, and the light scattering spacer parts protruding upward from the pixel defining part away from the substrate member, an organic light emitting layer on the pixel electrodes, a first common electrode on the organic light emitting layer, at least a portion of the first common electrode being on the pixel defining layer to overlap the light scattering spacer parts, a transmissive film on the first common electrode, and a second common electrode on the transmissive film.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: January 17, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Eun-Ah Kim, Hee-Chul Jeon, Hee-Seong Jeong, Noh-Min Kwak, Soon-Ryong Park, Woo-Suk Jung, Joo-Hwa Lee, Chul-Woo Jeong
  • Patent number: 8093603
    Abstract: An organic light emitting diode display includes a substrate, a pixel electrode, a pixel defining film, a light absorbing layer pattern, an organic light emitting layer and a common electrode. The pixel electrode is formed on the substrate, and the pixel defining film formed on the substrate has an opening to expose the pixel electrode. The light absorbing member divides the opening into a plurality of sub-emitting areas within the opening of the pixel defining film. The organic light emitting layer is formed on the pixel electrode, and the common electrode is formed on the organic light emitting layer.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: January 10, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Woo-Suk Jung, Soon-Ryong Park, Hee-Seong Jeong, Chul-Woo Jeong, Hee-Chul Jeon, Eun-Ah Kim, Noh-Min Kwak, Joo-Hwa Lee
  • Patent number: 8058783
    Abstract: An organic light emitting diode (OLED) display device is disclosed. In one embodiment, the OLED device includes 1) an organic light emitting element configured to emit light, 2) a cholesteric liquid crystal (CLC) layer formed over the organic light emitting element and configured to selectively transmit or reflect circularly polarized light and 3) a translucent metal layer formed on the CLC layer and configured to partially transmit and partially reflect incoming light. According to at least one embodiment, the OLED can suppress reflection of external light while minimizing loss of light generated from the organic emission layer.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: November 15, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Soon-Ryong Park, Hee-Seong Jeong, Woo-Suk Jung, Noh-Min Kwak, Chul-Woo Jeong, Eun-Ah Kim, Hee-Chul Jeon, Joo-Hwa Lee
  • Publication number: 20110233527
    Abstract: An organic light emitting device is disclosed. In one embodiment, the device includes a plurality of pixels formed on a substrate, wherein each of the pixels includes: a first electrode layer formed on the substrate; an organic emission layer formed on the first electrode layer and a second electrode layer formed on the organic emission layer. Further, at least one of the first electrode layers of the pixels is externally patterned.
    Type: Application
    Filed: July 6, 2010
    Publication date: September 29, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Min HONG, Hee-Chul Jeon, Sung-Joo Hwang
  • Publication number: 20110227838
    Abstract: A flat panel display integrated with a touch screen panel. The connecting patterns, which connect adjacent first sensing cells and adjacent second sensing cells are formed on the same level of the lower surface of the upper substrate of the flat panel display of the same material as metal patterns formed around the edge of the touch screen panel, and by arranging the connecting patterns not to cross each other. The flat panel display panel can also be integrated with a touch screen having improved visibility by forming the touch screen panel on the upper substrate of the flat panel display such that connecting patterns are formed in the regions between the pixels.
    Type: Application
    Filed: September 15, 2010
    Publication date: September 22, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Chul JEON, Ji-Eun Kim, Sung-Joo Hwang, Se-Il Cho, Won-Mi Hwang
  • Publication number: 20110221332
    Abstract: An organic light-emitting display apparatus including first and second edge sub-pixel lines disposed at opposing side edges of the apparatus and center sub-pixel lines disposed therebetween, each for emitting a single color of light. An external emission width of the first edge sub-pixel line is less than an external emission width of the center sub-pixel lines that emit the same color. An external emission width of the second edge sub-pixel line is less than the width of the center sub-pixel lines that emit the same color.
    Type: Application
    Filed: February 17, 2011
    Publication date: September 15, 2011
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Hee-Chul JEON, Sung-Joo HWANG, Ji-Eun Kim, Sea-Hee LIM, Jang-Kyu YIM, Jeong-Yeol LEE, Sun-Youl LEE, Kwang-Sik LEE, Byung-Uk HAN, Sang-Min HONG, Jung-I YUN
  • Patent number: 8013341
    Abstract: An organic light-emitting display device includes a substrate; a gate electrode disposed on the substrate, the gate electrode including a first portion of a metal oxide layer and a metal layer; a pixel electrode disposed on the substrate and including a second portion of the metal oxide layer; a gate insulating layer covering the gate electrode; a semiconductor layer disposed on the gate insulating layer and including a channel region, and first and second regions disposed outside the channel region; a first electrode connected to the first region; a second electrode connected to the second region and the pixel electrode; an ohmic contact layer disposed between the first region and the first electrode and between the second region and the second electrode; a pixel defining layer including an opening exposing the pixel electrode; an organic light-emitting layer disposed on the pixel electrode; and an opposite electrode covering the organic light-emitting layer.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: September 6, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Woo-Sik Jun, Hee-Chul Jeon
  • Patent number: 7994706
    Abstract: Provided is an organic light emitting diode (OLED) display device, including: a substrate; a semiconductor layer on the substrate; a gate insulating layer on the substrate with the semiconductor layer; a gate electrode on a region of the gate insulating layer corresponding to the semiconductor layer and insulated from the semiconductor layer; source and drain electrodes connected to the semiconductor layer; metal layers on the source and drain electrodes, spaced a distance apart from each other, and including nickel; a passivation layer over the gate insulating layer; a first electrode on the passivation layer, and electrically connected to the metal layers; an organic layer on the first electrode; and a second electrode on the organic layer.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: August 9, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jong-Hyun Choi, Kyung-Jin Yoo, Hee-Chul Jeon