Patents by Inventor Sung-Soo Koh

Sung-Soo Koh 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: 8502753
    Abstract: An organic light emitting diode display is disclosed. The display includes a first semitransparent electrode, an organic emissive layer placed on the first semitransparent electrode, a second semitransparent electrode placed on the organic emissive layer, and a first selective reflection layer placed on the second semitransparent electrode.
    Type: Grant
    Filed: October 13, 2010
    Date of Patent: August 6, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Soon-Ryong Park, Woo-Suk Jung, Chul-Woo Jeong, Il-Ryong Cho, Tae-Kyu Kim, Jae-Yong Kim
  • Patent number: 8481997
    Abstract: An organic light emitting display device including: a substrate; an organic light emitting device on the substrate to display an image; a sealing member on the organic light emitting device; a phase delay layer disposed on the substrate, the organic light emitting device, or the sealing member; a linear polarization layer disposed on the substrate, the organic light emitting device, the sealing member, or the phase delay layer and is located closer to a display surface of the organic light emitting display where the image is displayed than the organic light emitting device, the sealing member, and the phase delay layer are from the display surface; a multi-phase delay layer between the phase delay layer and the linear polarization layer; and a transmittance control layer disposed on the substrate, the organic light emitting device, the sealing member, the phase delay layer, the multi-phase delay layer, or the linear polarization layer.
    Type: Grant
    Filed: January 7, 2011
    Date of Patent: July 9, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Kyu Kim, Soon-Ryong Park, Chul-Woo Jeong, Woo-Suk Jung, Sung-Soo Koh, IL-Ryong Cho
  • Patent number: 8446346
    Abstract: An organic light emitting diode (OLED) display includes: a first substrate; an organic light emitting diode that is positioned on the first substrate and that emits light; a second substrate that is opposite to the first substrate with the organic light emitting diode interposed therebetween; a sealant that is positioned between the first substrate and the second substrate to cohere and seal the first substrate and the second substrate; and a refractive index change portion that is positioned on the second substrate to be opposite to the organic light emitting diode and that has a refractive index that sequentially reduces from the second substrate to the organic light emitting diode.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: May 21, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Soon-Ryong Park, Woo-Suk Jung, Chul-Woo Jeong, Jae-Yong Kim
  • Patent number: 8405293
    Abstract: A flat panel display apparatus includes a first substrate having a display region, a second substrate facing the first substrate and bonded to the first substrate, a groove portion in an edge of at least one of the first substrate and the second substrate, and a wiring portion and a bonding member arranged in the groove portion. The bonding member contacts the wiring portion. The wiring portion is configured to receive power and to supply heat to the bonding member. The bonding member is configured to bond the first substrate and the second substrate using the heat supplied from the wiring portion disposed in the groove portion.
    Type: Grant
    Filed: September 1, 2011
    Date of Patent: March 26, 2013
    Assignees: Samsung Display Co., Ltd., Ensil Tech Co., Ltd.
    Inventors: Byung-Uk Han, Oh-Seob Kwon, Sung-Soo Koh, Jung-Jun Im, Dong-Seop Park, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Patent number: 8390187
    Abstract: A polarizing plate including a polarizing film, a retardation film, and a color adhesive layer disposed between the polarizing film and the retardation film, and an organic light-emitting device including the polarizing plate. The color adhesive layer may include a first dye that absorbs a first light beam having a peak wavelength of about 470 to about 510 nm, a second dye that absorbs a second light beam having a peak wavelength of about 540 to about 610 nm, and a binder.
    Type: Grant
    Filed: August 24, 2010
    Date of Patent: March 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wook-Suk Jung, Soon-Ryong Park, Chul-Woo Jeong, Hee-Seong Jeong, Tae-Kyu Kim, Sung-Soo Koh, Il-Ryong Cho
  • Patent number: 8384072
    Abstract: An OLED display is disclosed. The display includes: a substrate main body, and an organic light emitting diode (OLED) formed on above the substrate main body, where the OLED includes: a first electrode injecting holes, a second electrode injecting electrons, an emission layer formed between the first and second electrodes, a hole injection layer (HIL) and a hole transport layer (HTL) sequentially formed between the first electrode and the emission layer, and a semi-transparent layer formed between the first electrode and the emission layer in red and green pixels.
    Type: Grant
    Filed: January 11, 2011
    Date of Patent: February 26, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Tae-Gon Kim, Seung-Yeon Cho, Chul-Woo Jeong, Jae-Yong Kim
  • Patent number: 8334650
    Abstract: An organic light emitting diode display device is disclosed. The device includes: a substrate; a functional layer positioned on the substrate and making constructive interference of transmitted lights; a first electrode positioned on the functional layer; an organic emission layer positioned on the first electrode; and a second electrode positioned on the organic emission layer.
    Type: Grant
    Filed: December 6, 2010
    Date of Patent: December 18, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Tae-Gon Kim, Seung-Yeon Cho, Chul-Woo Jeong, Jae-Yong Kim
  • Patent number: 8330338
    Abstract: A double-sided light-emitting display device includes optical layers having transmissive axes perpendicular to each other and polarizing members having polarization axes parallel with the transmissive axes of the optical layers. Thus, loss of internal light and reflection of external light are greatly reduced.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: December 11, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Soon-Ryong Park, Woo-Suk Jung, Chul-Woo Jeong, Il-Ryong Cho, Tae-Kyu Kim
  • Publication number: 20120248468
    Abstract: An organic light-emitting display device comprises a substrate, an anode electrode formed on the substrate, an organic layer formed on the anode electrode, a cathode electrode formed on the organic layer, and an organic capping layer formed on the cathode electrode and containing a capping organic material and a rare-earth material which has higher oxidizing power than the material which forms the cathode electrode.
    Type: Application
    Filed: March 22, 2012
    Publication date: October 4, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Won-Jun Song, Sung-Soo Koh, Sun-Hee Lee, Jung-Ha Son, Boo-Young Jun, Kwan-Hee Lee
  • Publication number: 20120146041
    Abstract: An organic light emitting display apparatus includes a first substrate including a display region disposed in a center of one surface thereof and a bonding region formed along a closed loop to surround the display region; a semiconductor layer corresponding to the bonding region of the first substrate, formed along the closed loop to surround the display region, and comprising a polycrystal; at least one insulation layer formed over the semiconductor layer; a bonding member formed over the at least one insulation layer and formed in a region corresponding to the semiconductor layer; and a second substrate having the one surface disposed to face one surface of the first substrate and coupled to the bonding member to encapsulate the display region of the first substrate.
    Type: Application
    Filed: September 23, 2011
    Publication date: June 14, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Byung-Uk Han, Sung-Soo Koh, Jung-Jun Im
  • Publication number: 20120105413
    Abstract: A flat panel display apparatus includes a substrate, a display unit on the substrate, a sealing substrate facing the display unit, a sealing member between the substrate and the sealing substrate surrounding the display unit, a wiring unit between the substrate and the sealing substrate with an area overlapped with the sealing member, the wiring unit comprising a plurality of separate wiring members, and a leading unit comprising a main body unit, a connection unit, and an intermediate unit that are integrally formed and where the leading unit is configured to receive a voltage applied to the wiring unit from an external power source. The connection unit is connected to the wiring unit, the main body unit is connected to the external power source, the intermediate unit is arranged between the connection unit and the main body unit, and a width of the connection unit decreases away from the main body unit.
    Type: Application
    Filed: September 21, 2011
    Publication date: May 3, 2012
    Applicants: Ensil Tech Co., Ltd., Samsung Mobile Display Co., Ltd.
    Inventors: Oh-Seob Kwon, Sung-Soo Koh, Dong-Seop Park, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Publication number: 20120106044
    Abstract: In a flat panel display apparatus and a method of manufacturing the same, the flat panel display apparatus includes a substrate, a display unit disposed on the substrate, a sealing substrate disposed facing the display unit, a sealing member disposed between the substrate and the sealing substrate so as to surround the display unit, a wiring unit disposed between the substrate and the sealing substrate so as to partially overlap the sealing member, and at least three inlet portion groups to which voltage is applied via an external power source. The inlet portion groups are connected to the wiring unit. Each inlet portion group includes a plurality of sub-inlet portions.
    Type: Application
    Filed: September 20, 2011
    Publication date: May 3, 2012
    Applicants: ENSIL TECH CO., LTD., SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Oh-Seob Kwon, Sung-Soo Koh, Dong-Seop Park, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Publication number: 20120106098
    Abstract: In a flat panel display apparatus having improved sealing and a method of manufacturing the same, the flat panel display apparatus comprises: a substrate; a display unit disposed on the substrate; a sealing substrate facing the display unit; a sealing member interposed between the substrate and the sealing substrate and surrounding the display unit; and a plurality of wiring groups comprising areas overlapping the sealing member between the substrate and the sealing substrate; wherein the wiring groups are disposed so as to surround the display unit, are spaced apart from an area corresponding to an edge of the display unit, and receive voltage from an external power source.
    Type: Application
    Filed: September 19, 2011
    Publication date: May 3, 2012
    Applicants: ENSIL TECH CO., LTD., SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Oh-Seob Kwon, Dong-Seop Park, Sung-Soo Koh, Jung-Jun Im, Byung-Uk Han, Jae-Sang Ro, Won-Eui Hong, Seog-Young Lee
  • Publication number: 20120097990
    Abstract: An organic light emitting diode (OLED) display according to an exemplary embodiment includes a display substrate on which a plurality of organic light emitting diodes are formed; a conducting material layer contacting one of electrodes included in the organic light emitting diode; an encapsulation substrate facing the display substrate; and an anti-reflective light transmission layer that is formed on a surface of the encapsulation substrate and is connected to the conducting material layer.
    Type: Application
    Filed: September 24, 2011
    Publication date: April 26, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Sung-Soo Koh, Chul-Woo Jeong, Tae-Gon Kim, Hee-Seong Jeong, Soon-Ryong Park, Woo-Suk Jung, Il-Ryong Cho, Tae-Kyu Kim, Jae-Yong Kim
  • Publication number: 20120074838
    Abstract: Flat panel displays and methods of manufacturing the displays are disclosed. In one embodiment, the flat panel display includes: i) a substrate, ii) a display unit formed over the substrate, iii) an encapsulation substrate formed so as to face the display unit and iv) a sealing member formed between the substrate and the encapsulation substrate so as to substantially surround the display unit. The display may further include i) a wiring unit formed between the substrate and the encapsulation substrate so as to substantially overlap with the sealing member, wherein the wiring unit includes at least one via hole and ii) an inlet unit connected to the wiring unit and connectable to an external power source.
    Type: Application
    Filed: September 23, 2011
    Publication date: March 29, 2012
    Applicants: Ensil Tech Co., Ltd., Samsung Mobile Display Co., Ltd.
    Inventors: Jung-Jun Im, Oh-Seob Kwon, Byung-Uk Han, Sung-Soo Koh, Jae-Sang Ro, Won-Eui Hong, Seog-Young Lee
  • Publication number: 20120075781
    Abstract: A flat panel display apparatus with improved sealing characteristics, and a method of manufacturing the same. The flat panel display apparatus includes a substrate; a display unit disposed on the substrate; a sealing substrate disposed to face the display unit; a sealing member disposed between the substrate and the sealing substrate to surround the display unit; a wiring unit disposed between the substrate and the sealing substrate to overlap the sealing member; a first protective layer disposed between the sealing member and the wiring unit; and inlets formed to be electrically connected to an external power source and the wiring unit to apply a voltage to the wiring unit.
    Type: Application
    Filed: September 21, 2011
    Publication date: March 29, 2012
    Inventors: Sung-Soo Koh, Oh-Seob Kwon, Byung-Uk Han, Jung-Jun Im, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Publication number: 20120056523
    Abstract: A flat panel display apparatus includes a first substrate having a display region, a second substrate facing the first substrate and bonded to the first substrate, a groove portion in an edge of at least one of the first substrate and the second substrate, and a wiring portion and a bonding member arranged in the groove portion. The bonding member contacts the wiring portion. The wiring portion is configured to receive power and to supply heat to the bonding member. The bonding member is configured to bond the first substrate and the second substrate using the heat supplied from the wiring portion disposed in the groove portion.
    Type: Application
    Filed: September 1, 2011
    Publication date: March 8, 2012
    Inventors: Byung-Uk Han, Oh-Seob Kwon, Sung-Soo Koh, Jung-Jun Im, Dong-Seop Park, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Publication number: 20120043017
    Abstract: In a Joule heat encapsulating apparatus and an encapsulating method using the same, a panel is mounted on a stage, the panel including a thermal-hardening type sealant for surrounding and sealing a display unit formed between a first substrate and a second substrate, a heat-generating wiring overlapping the thermal-hardening type sealant, and an electric current application wiring connected to the heat-generating wiring. A cap is employed to form a sealed space, in which the panel is arranged, between the stage and the cap. An exhaustion mechanism for exhausting air in the sealed space, and a power applying mechanism connected to the electric current application wiring for supplying a current to the heat-generating wiring, are provided. As a result, a stable encapsulating structure which prevents permeation of oxygen or moisture may be easily formed.
    Type: Application
    Filed: May 6, 2011
    Publication date: February 23, 2012
    Applicants: ENSIL TECH CO., LTD., SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Oh-Seob Kwon, Sung-Soo Koh, Dong-Seop Park, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong
  • Publication number: 20120012828
    Abstract: An organic light-emitting device includes a substrate; an encapsulation substrate; an organic light-emitting unit interposed between the substrate and the encapsulation substrate; and a layer having an UV shielding capability interposed between the encapsulation substrate and the organic light-emitting unit.
    Type: Application
    Filed: July 15, 2011
    Publication date: January 19, 2012
    Applicant: Samsung Mobile Display, Co., Ltd.
    Inventors: Sung-Soo Koh, Chul-Woo Jeong, Hee-Seong Jeong, Soon-Ryong Park, Woo-Suk Jung, Il-Ryong Cho, Tae-Kyu Kim, Jae-Yong Kim
  • Publication number: 20110304969
    Abstract: A flat panel display apparatus includes a substrate; a display unit disposed on the substrate; a sealing substrate disposed to face the display unit; a sealing member disposed between the substrate and the sealing substrate to surround the display unit; a wiring unit disposed between the substrate and the sealing substrate, including a region that overlaps the sealing member, and including a plurality of wiring members that are spaced apart from each other in at least a portion of the region that overlaps the sealing member; and a lead-in unit connected to the wiring unit to apply a voltage to the wiring unit, and formed to be electrically connectable to an external power source.
    Type: Application
    Filed: April 18, 2011
    Publication date: December 15, 2011
    Inventors: Oh-Seob Kwon, Sung-Soo Koh, Jae-Sang Ro, Seog-Young Lee, Won-Eui Hong