Patents by Inventor Hee-Seong Jeong

Hee-Seong Jeong 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: 8872207
    Abstract: An organic light-emitting display apparatus includes: a substrate; a pixel electrode disposed on the substrate; a counter electrode disposed on the pixel electrode and capable of transmitting light; an organic emission layer disposed between the pixel electrode and the counter electrode so as to emit light toward at least the counter electrode; and a light-transmitting layer disposed on the counter electrode along a path of light emitted from the organic emission layer and including at least one inorganic film and organic films separated by the inorganic film. At least two of the organic films each include a first material having a first refractive index and a second material having a second refractive index. The first refractive index is greater than the second refractive index, and the first material is dispersed in the second material in the form of plurality of particles.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: October 28, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Soon-Ryong Park, Sun-Hwa Kim
  • Patent number: 8809838
    Abstract: Embodiments provide an organic light emitting diode display. The display includes a substrate, a pixel electrode formed on the substrate, and an organic emissive layer formed on the pixel electrode. A common electrode is formed on the organic emissive layer. In addition, a crystallized light scattering layer is formed on the common electrode. The crystallized light scattering layer may be a crystallized organic or crystallized inorganic layer having a rough surface in order to effectively scatter light and prevent phenomenon, such as Newton's Rings from occurring in the display.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: August 19, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Hee-Chul Jeon, Woo-Suk Jung, Chul-Woo Jeong, Noh-Min Kwak, Eun-Ah Kim, Soon-Ryong Park, Joo-Hwa Lee
  • Patent number: 8802200
    Abstract: A method of cleaning off organic deposition material accumulated on a mask includes forming an organic deposition material pattern on a substrate using the mask, which includes a plurality of slots, in a deposition chamber including a deposition source; transporting the mask to a stock chamber that is maintained at a vacuum and adjacent to the deposition chamber; and partially cleaning off the organic deposition material accumulated along the boundaries of the slots of the mask in the stock chamber. A system to clean off an organic deposition material accumulated on a mask having a plurality of slots, includes a deposition chamber including a deposition source; and a stock chamber that is maintained at substantially the same vacuum as the deposition chamber and includes a cleaning device that cleans off the organic deposition material accumulated on the mask.
    Type: Grant
    Filed: June 8, 2010
    Date of Patent: August 12, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Min Lee, Choong-Ho Lee, Yoon-Chan Oh, Hee-Seong Jeong
  • Patent number: 8803167
    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: Grant
    Filed: September 24, 2011
    Date of Patent: August 12, 2014
    Assignee: Samsung 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
  • Patent number: 8785224
    Abstract: An organic light emitting display apparatus and method of manufacturing the same to improve an image quality of the organic light emitting display apparatus. The organic light emitting display apparatus includes: a first electrode formed on a substrate; an intermediate layer disposed on the first electrode, the intermediate layer having an organic emission layer; and a second electrode formed on the intermediate layer, wherein the first electrode includes an etching unit facing the intermediate layer.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: July 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moo Soon Ko, Hee-Seong Jeong, Chi Wook An, Ok-Byoung Kim
  • Patent number: 8754404
    Abstract: An organic light emitting diode display including: a substrate; pixel electrodes formed on the substrate; a pixel defining layer having openings exposing the plurality of pixel electrodes, formed on the substrate; spacers formed on the pixel defining layer; organic emission layers formed on the pixel electrodes; a common electrode formed on the organic emission layers; and color filters formed on the common electrode, in the openings of the pixel defining layer.
    Type: Grant
    Filed: December 31, 2009
    Date of Patent: June 17, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woo-Suk Jung, Hee-Seong Jeong, Soon-Ryong Park, Eun-Ah Kim, Hee-Chul Jeon, Chul-Woo Jeong, Joo-Hwa Lee, Noh-Min Kwak
  • Patent number: 8729796
    Abstract: Provided is an organic light emitting display device (OLED) for preventing Newton's rings to improve image quality.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: May 20, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Soo Choi, Jin-Woo Park, Hee-Seong Jeong, Hyun-Sook Park
  • Patent number: 8717675
    Abstract: A polarizing film having a polyvinyl alcohol-based resin film on which an iodine-first component composite particle is absorbed and oriented. A first component is included in the iodine-first component composite particle prevents iodine having high sublimation characteristics from being sublimated and prevents a molecular structure of the iodine of the iodine-first component composite particle from being destroyed.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: May 6, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Soo Koh, Soon-Ryong Park, Chul-Woo Jeong, Hee-Seong Jeong, Woo-Suk Jung, Il-Ryong Cho, Tae-Kyu Kim, Jae-Yong Kim
  • Patent number: 8716931
    Abstract: An organic light emitting diode display includes a substrate main body; an organic light emitting element on the substrate main body; an encapsulation substrate covering the organic light emitting element and coupled to the substrate main body; a translucent insulating layer filter formed on the encapsulation substrate; and a microcavity between the translucent insulating layer filter and the encapsulation substrate.
    Type: Grant
    Filed: July 14, 2010
    Date of Patent: May 6, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Zail Lhee, Chi-Wook An, Hee-Seong Jeong
  • Publication number: 20140111405
    Abstract: A gamma setting pattern of an organic light emitting display device and a gamma setting method using the same, which can be applied to even a small screen and improve accuracy of gamma setting. The gamma setting pattern includes a grayscale display region and a circumference pattern. The grayscale display region is disposed at the center of a screen, and emits light corresponding to one of a plurality of predetermined grayscale values for setting a gamma value. The circumference pattern is disposed at the circumference of the grayscale display region, and has luminance varied corresponding to the grayscale displayed in the grayscale display region and a predetermined panel current amount.
    Type: Application
    Filed: February 8, 2013
    Publication date: April 24, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hee-Seong JEONG, Hyun-Shik LEE
  • Patent number: 8684780
    Abstract: An organic light emitting diode (OLED) display, a display device including the same, and associated methods, the OLED display including a substrate member, an organic light emitting element on the substrate member, and a liquid crystal polymer layer on the organic light emitting element, wherein the liquid crystal polymer layer is configured to delay a phase of light passing therethrough.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: April 1, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon-Ryong Park, Hee-Seong Jeong, Woo-Suk Jung, Hee-Chul Jeon, Eun-Ah Kim, Noh-Min Kwak, Chul-Woo Jeong, Joo-Hwa Lee
  • Patent number: 8680513
    Abstract: An organic light emitting diode display including: a substrate; a plurality of pixel electrodes formed on the substrate; a pixel defining layer formed on the substrate, having openings exposing the pixel electrodes; a plurality of spacers disposed on the pixel defining layer; organic emission layers formed on the pixel electrodes; a common electrode formed on the organic emission layers; and a capping layer formed on the common electrode, to cover the organic emission layers.
    Type: Grant
    Filed: December 31, 2009
    Date of Patent: March 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woo-Suk Jung, Eun-Ah Kim, Soon-Ryong Park, Hee-Seong Jeong, Hee-Chul Jeon, Chul-Woo Jeong, Joo-Hwa Lee, Noh-Min Kwak
  • Patent number: 8664848
    Abstract: An organic light emitting display device comprises: a substrate; a plurality of thin film transistors (TFTs) formed on a first surface of the substrate; a passivation layer covering the plurality of TFTs; a plurality of first pixel electrodes formed on the passivation layer and respectively electrically connected to the plurality of TFTs, and overlapping with the plurality of TFTs so as to cover the plurality of TFTs, and including a reflection layer formed of a light-reflecting conductive material; a second pixel electrode formed of a light-transmitting conductive material and disposed on the passivation layer so as to be electrically connected to the plurality of first pixel electrodes; an opposite electrode formed such that light is transmitted or reflected therethrough, and disposed opposite the plurality of first pixel electrodes and the second pixel electrode; and an organic layer interposed between the plurality of first pixel electrodes and the second pixel electrode, and including an emission layer.
    Type: Grant
    Filed: August 12, 2010
    Date of Patent: March 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Chul-Woo Jeong, Soon-Ryong Park, Chi-Wook An, Moo-Soon Ko, Ok-Byoung Kim, Woo-Suk Jung, Il-Ryong Cho, Tae-Kyu Kim, Duk-Jin Lee
  • Patent number: 8648335
    Abstract: An organic light emitting diode display includes: a substrate; a first electrode positioned on the substrate; an organic layer positioned on the first electrode; a transflective layer positioned on the organic layer; an organic emission layer positioned on the transflective layer; and a second electrode positioned on the organic emission layer.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: February 11, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Soon-Ryong Park
  • Publication number: 20140009505
    Abstract: A display panel test apparatus that may include: a first measurer measuring first R, G, and B components of light emitted from a display panel at a first viewing angle; a second measurer measuring second R, G, and B components of light emitted from the display panel at a second viewing angle; a color coordinate calculator calculating a first xy color coordinate at the first viewing angle using the first R, G, and B components and calculating a second xy color coordinate at the second viewing angle using the second R, G, and B components; and a panel controller compensating a target color coordinate of the display panel to include the first xy color coordinate and the second xy color coordinate into a specification area on a color coordinate system.
    Type: Application
    Filed: November 14, 2012
    Publication date: January 9, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chang-Yun MOON, Hee-Seong JEONG, Won-Ju SHIN
  • Patent number: 8610149
    Abstract: An organic light emitting diode display is disclosed. The display includes: a substrate; a first electrode positioned on the substrate; an organic emission layer positioned on the first electrode; a second electrode positioned on the organic emission layer; and a semi-transmissive layer positioned between the substrate and the first electrode and having a plurality of refractive layers having different refractive indices.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: December 17, 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, Chi-Wook An, Moo-Soon Ko, Ok-Byoung Kim
  • Patent number: 8604403
    Abstract: An auto-focusing apparatus and method, the apparatus including an emission unit, the emission unit being configured to irradiate light on the organic light-emitting display apparatus; an optical system between the organic light-emitting display apparatus and the emission unit, the optical system being configured to adjust a position of the optical system on an optical axis and focus the irradiated light on the pixel unit; a light-receiving unit, the light-receiving unit being configured to receive light reflected by the organic light-emitting display apparatus and measure an intensity and a wavelength of the reflected light; and a controller, the controller being configured to receive the intensity of light measured by the light-receiving unit, control the position of the optical system, determine that the auto-focusing apparatus is focusing light onto the pixel unit when the intensity of light received by the light-receiving unit is a maximum value, and determine the position of the optical system as an opti
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: December 10, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Yun Moon, Hee-Seong Jeong, Sun-Hwa Kim
  • Publication number: 20130320842
    Abstract: An organic light emitting display apparatus effectively improves viewing angle characteristics. The organic light emitting display apparatus includes a plurality of sub-pixels configured to emit light of different colors, respectively; a thin film encapsulation layer for sealing the plurality of sub-pixels; and a light scattering layer disposed over the thin film encapsulation layer to scatter light output from the plurality of sub-pixels.
    Type: Application
    Filed: November 9, 2012
    Publication date: December 5, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soon-Ryong PARK, Woo-Suk JUNG, Hee-Seong JEONG
  • Patent number: 8576146
    Abstract: A display device and a driving method thereof for easily determining photographing timing and recognizing text by improving field visibility. The display device includes: a signal controller generating image data and an image control signal in accordance with an input signal; and a display unit including scan lines transmitting scan signals, data lines transmitting data signals, and pixels connected to the scan lines and data lines and displaying an image corresponding to the image data. Here, when the input signal is an image signal for displaying a photographed image or text, the signal controller generates the image data to correspond to a unit frame period composed of frames as weighted image data corresponding to one of the frames, and the display device displays an image corresponding to the weighted image data to have an energy proportional to a number of the frames in the unit frame period.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: November 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soon-Ryong Park, Shingo Kawashima, Hee-Seong Jeong, Woo-Suk Jung, Gun-Shik Kim, Jae-Shin Kim, Joo-Hwa Lee, Jun-Sik Oh
  • Patent number: 8569947
    Abstract: An organic light emitting diode display includes a pixel having a plurality of sub-pixels. Each of the plurality of sub-pixels includes a first sub-pixel having a first anode and a first organic emission layer, a second sub-pixel having a second anode and a second organic emission layer, and a third sub-pixel having a third anode and a third organic emission layer. The first, second, and third anodes satisfy the following condition: W ? ? 1 + W ? ? 2 < 2 ? W ? ? 3 < 2 3 ? P where W1, W2, and W3 respectively denote the width of the first anode, the width of the second anode, and the width of the third anode measured along a direction traversing the first sub-pixel, the second sub-pixel, and the third sub-pixel and where P denotes a width of the pixel measure along the direction traversing the first sub-pixel, the second sub-pixel, and the third sub-pixel.
    Type: Grant
    Filed: March 16, 2010
    Date of Patent: October 29, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Chul Jeon, Noh-Min Kwak, Eun-Ah Kim, Soon-Ryong Park, Joo-Hwa Lee, Woo-Suk Jung, Chul-Woo Jeong, Hee-Seong Jeong