Patents by Inventor Jae Kyoung Kim

Jae Kyoung Kim 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).

  • Publication number: 20140239259
    Abstract: In an aspect, an organic light-emitting display apparatus is provided, including: an insulating layer having a inclined structure; a first electrode disposed on the insulating layer; a selective wavelength transparent layer disposed on the first electrode; a pixel defined layer disposed on the insulating layer and the first electrode and defining an emissive region and a non-emissive region; an organic emissive layer disposed on the first electrode; and a second electrode disposed on the organic emissive layer.
    Type: Application
    Filed: June 10, 2013
    Publication date: August 28, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jae-Ik Lim, Jae-Kyoung Kim
  • Patent number: 8767281
    Abstract: A flat panel display apparatus includes a first substrate; a second substrate disposed facing the first substrate, barrier walls disposed between the first substrate and the second substrate and partitioning unit pixels, first electrodes disposed on a surface of the first substrate facing the second substrate and located in the respective unit pixels, black matrices disposed on the surface of the second substrate facing the first substrate and corresponding to the barrier walls, second electrodes disposed in regions corresponding to the black matrices between the first substrate and the second substrate, and an electrophoretic dispersion solution disposed in the unit pixels and comprising charged pigment particles and a fluid in which the charged pigment particles are dispersed.
    Type: Grant
    Filed: January 4, 2012
    Date of Patent: July 1, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Kyoung Kim, Min-Woo Kim, Soo-Min Baek, Il-Nam Kim
  • Patent number: 8730561
    Abstract: An electrophoretic display device includes a first display substrate (including a base substrate, a first electrode, and a second electrode), a second display substrate (including a third electrode facing the first and second electrodes), and an electrophoretic layer between the first display substrate and the second display substrate, the electrophoretic layer including a first charged particle, a second charged particle and a colored solvent (the first and second charged particles having different polarities from each other and the colored solvent having a chromatic color).
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: May 20, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Kyoung Kim, Min-Woo Kim, Il-Nam Kim, Soo-Min Baek
  • Patent number: 8678838
    Abstract: A socket includes a conductive base, a first socket terminal, and a second socket terminal, the first socket terminal extends from one end of the base, and the second socket terminal extends from an other end of the base, opposite to the first socket terminal with the base therebetween. Further, the first socket terminal has a first contact portion extending from the base and contacting with a terminal of the connector, a second contact portion extending from the first contact portion and contacting with the terminal of the connector, and a first bending portion extending from the second contact portion and bending away from the first contact portion.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: March 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Kyoung Kim, Bong-Kyoon Sun, Jong-Seok Chae
  • Publication number: 20140070182
    Abstract: An OLED display includes: a substrate; a thin film transistor on the substrate; a first insulation layer on the thin film transistor; a second insulation layer on the first insulation layer, the second insulation layer having a first opening exposing a portion of the first insulation layer; a first electrode electrically connected with the thin film transistor and contacting the second insulation and contacting the first insulation layer through the first opening; a pixel defining layer disposed on the first electrode and having a second opening exposing a portion of the first electrode in a region corresponding to the first opening, the second opening being smaller than the first opening; an organic emission layer on the first electrode in a region corresponding to the second opening; and a second electrode on the organic emission layer in a region corresponding to the second opening.
    Type: Application
    Filed: March 18, 2013
    Publication date: March 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hae-Yun Choi, Jae-Kyoung Kim, Min-Woo Kim, Il-Nam Kim
  • Publication number: 20140043222
    Abstract: A gate drive circuit includes a plurality of stages connected one after another to each other. Each of the stages includes a charging section, a driving section, a discharging section, a holding section and a holding control section. The driving section pulls up a high level of a first clock signal to output a gate signal. The discharging section discharges a voltage potential of a first node to a first off-voltage. The holding section holds a voltage potential of the first node to the first off-voltage. The holding control section receives the first clock signal and a second clock signal. The holding control section holds a voltage potential of the holding section to a second off-voltage through a second node in accordance with the second clock signal to prevent floating of the holding section.
    Type: Application
    Filed: October 15, 2013
    Publication date: February 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong-Heon Han, Seob Shin, Jae-Kyoung Kim
  • Patent number: 8643584
    Abstract: A gate drive circuit includes a plurality of stages connected one after another to each other. Each of the stages includes a charging section, a driving section, a discharging section, a holding section and a holding control section. The driving section pulls up a high level of a first clock signal to output a gate signal. The discharging section discharges a voltage potential of a first node to a first off-voltage. The holding section holds a voltage potential of the first node to the first off-voltage. The holding control section receives the first clock signal and a second clock signal. The holding control section holds a voltage potential of the holding section to a second off-voltage through a second node in accordance with the second clock signal to prevent floating of the holding section.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: February 4, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Heon Han, Seob Shin, Jae-Kyoung Kim
  • Patent number: 8587580
    Abstract: A pixel structure of a liquid crystal cell that is implemented in a filed sequential liquid crystal display and a method of driving the same. The liquid crystal display includes: a liquid crystal display panel including a plurality of scan lines and data lines, and a plurality of pixels connected to the scan lines and the data lines and arranged in a matrix form; a control signal generating unit for providing a control signal and a reset signal to the pixels of the liquid crystal display panel respectively; a common voltage generating unit for providing a common voltage to the respective pixels; and a boosting voltage generating unit for providing a boosting voltage to the respective pixels.
    Type: Grant
    Filed: December 13, 2010
    Date of Patent: November 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Il-Nam Kim, Won-Sang Park, Min-Woo Kim, Jae-Kyoung Kim, Dong-Hun Lim
  • Publication number: 20130187163
    Abstract: An organic light emitting diode (OLED) display with an improved light efficiency and a method of manufacturing the OLED display are disclosed. The OLED display includes a substrate, an insulation layer on the substrate and having concave portions, first electrodes on the insulation layer, pixel defining layers (PDLs) on the insulation layer and configured to define the first electrodes into pixels, organic light emitting layers on the first electrodes as defined by the pixels, and a second electrode on the organic light emitting layers. Each of the concave portions includes a bottom surface and inclined parts. Each of the first electrodes is on the bottom surface and the inclined parts of one of the concave portions. Embossings are on a part of a surface of the PDLs.
    Type: Application
    Filed: September 13, 2012
    Publication date: July 25, 2013
    Inventors: II-Nam Kim, Won-Sang Park, Min-Woo Kim, Jae-Kyoung Kim, Hae-Yun Choi
  • Patent number: 8467024
    Abstract: A liquid crystal display panel is capable of implementing high resolution without reducing an aperture ratio. A liquid crystal display panel includes: a substrate; a sustain electrode at a pixel region on the substrate; opaque wires positioned around the pixel region, having a lattice form extending in a first direction and a second direction crossing the first direction, and coupled with the sustain electrode; a gate wire and a data wire insulated from the gate wire with a second insulating layer interposed therebetween and extending in the second direction; a thin film transistor coupled with the gate wire and the data wire; and a pixel electrode coupled with the thin film transistor. The sustain electrode includes a transparent conductive material, and the opaque wires includes a conductive material having an electrical resistance lower than that of the transparent conductive material.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: June 18, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Sang Park, Dong-Hun Lim, Min-Woo Kim, Il-Nam Kim, Jae-Kyoung Kim
  • Patent number: 8432605
    Abstract: An electrophoretic display device comprises: a first substrate including a first electrode; a first insulation layer provided on the first electrode; a fluid layer provided on the first insulation layer and having fluid and charged particles; a second substrate facing the first substrate with the fluid layer therebetween and including a second electrode facing the first electrode; and a second insulation layer provided between the second electrode and the fluid layer and facing the first insulation layer.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: April 30, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min-Woo Kim, Soo-Min Baek, Jae-Kyoung Kim, Il-Nam Kim, Dong-Hun Lim
  • Publication number: 20130057944
    Abstract: A flat panel display apparatus includes a first substrate; a second substrate disposed facing the first substrate, barrier walls disposed between the first substrate and the second substrate and partitioning unit pixels, first electrodes disposed on a surface of the first substrate facing the second substrate and located in the respective unit pixels, black matrices disposed on the surface of the second substrate facing the first substrate and corresponding to the barrier walls, second electrodes disposed in regions corresponding to the black matrices between the first substrate and the second substrate, and an electrophoretic dispersion solution disposed in the unit pixels and comprising charged pigment particles and a fluid in which the charged pigment particles are dispersed.
    Type: Application
    Filed: January 4, 2012
    Publication date: March 7, 2013
    Inventors: Jae-Kyoung Kim, Min-Woo Kim, Soo-Min Baek, Il-Nam Kim
  • Publication number: 20130049028
    Abstract: An organic light emitting display device may include a substrate having a switching device, a first electrode including a reflection structure and being electrically connected to the switching device, a pixel defining layer disposed on the first electrode to define a luminescent region and a nonluminescent region, an organic light emitting structure disposed over the pixel defining layer, and a second electrode disposed over the organic light emitting structure. The first electrode may include the reflection structure such as a recess structure or a protrusion structure, so that the organic light emitting display device may ensure an enhanced light efficiency. Additionally, pixels of the organic light emitting display device may have improved uniformity because an opening of the pixel defining layer may have a rounded shape.
    Type: Application
    Filed: March 8, 2012
    Publication date: February 28, 2013
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD
    Inventors: II-Nam KIM, Won-Sang PARK, Min-Woo KIM, Soo-Min BAEK, Jae-Kyoung KIM
  • Publication number: 20130038921
    Abstract: A display apparatus may include a first substrate having one or more unit pixel regions defined and including a driving thin film transistor, a second substrate disposed on the first substrate and facing the first substrate, and a color absorbing layer disposed on the first substrate.
    Type: Application
    Filed: November 1, 2011
    Publication date: February 14, 2013
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Min-Woo Kim, Soo-Min Baek, Il-Nam Kim, Jae-Kyoung Kim, Won-Sang Park
  • Publication number: 20130003164
    Abstract: An electrophoretic display device includes a first display substrate (including a base substrate, a first electrode, and a second electrode), a second display substrate (including a third electrode facing the first and second electrodes), and an electrophoretic layer between the first display substrate and the second display substrate, the electrophoretic layer including a first charged particle, a second charged particle and a colored solvent (the first and second charged particles having different polarities from each other and the colored solvent having a chromatic color).
    Type: Application
    Filed: December 6, 2011
    Publication date: January 3, 2013
    Inventors: Jae-Kyoung KIM, Min-Woo Kim, Il-Nam Kim, Soo-Min Baek
  • Publication number: 20130001603
    Abstract: An organic light emitting display device comprises a first substrate, an insulation layer having an inclined structure, a first electrode, a pixel defining layer defining a luminescent region and a non-luminescent region, an organic light emitting structure, a second electrode and a second substrate. Lateral portions of the first electrode, the second electrode and/or the pixel defining layer may have an inclination angle for preventing a total reflection of light generated from the organic light emitting structure, so that the organic light emitting display device may ensure a light efficiency substantially larger than that of the conventional organic light emitting display device by about at least 30 percent.
    Type: Application
    Filed: June 21, 2012
    Publication date: January 3, 2013
    Inventors: Jae-Ik Lim, Won-Sang Park, Soo-Min Baek, Min-Woo Kim, Il-Nam Kim, Jae-Kyoung Kim
  • Publication number: 20120169696
    Abstract: An electrophoretic display apparatus and a method of driving the same. Gradation display using pulse amplitude modulation (PAM) may be achieved using a gate pulse having a pulse width and a voltage level that are set not to fully charge a parasitic capacitance component of a switching transistor included in each pixel.
    Type: Application
    Filed: September 23, 2011
    Publication date: July 5, 2012
    Inventors: Il-Nam Kim, Min-Woo Kim, Soo-Min Baek, Jae-Kyoung Kim
  • Publication number: 20120169800
    Abstract: A display device includes a display panel having a plurality of source and gate lines and a plurality of pixels at intersection points of the gate lines and source lines, a gate driver configured to output a plurality of gate driving signals for driving the gate lines, a source driver configured to output a plurality of source driving signals for driving the source lines, a gray voltage generator configured to supply a plurality of gray scale voltages to the source driver, and a common voltage generator configured to generate a plurality of common voltages having different levels and to alternately supply one of the generated common voltages in sequence to the pixels per frame, the source driver being configured to output a source driving signal in response to a data signal in accordance with a level of the common voltage supplied by the common voltage generator.
    Type: Application
    Filed: September 23, 2011
    Publication date: July 5, 2012
    Inventors: Il Nam Kim, Minwoo Kim, Soomin Baek, Jae-Kyoung Kim
  • Publication number: 20120162186
    Abstract: An electrophoretic display apparatus and a method of controlling the same. The electrophoretic display apparatus includes an electrophoretic cell including a lower electrode and in-plane electrodes, wherein the lower electrode and the in-plane electrodes are connected to same data line and receive data voltages in response to other gate signals. According to embodiments of the present invention, the number of channels in a data driving unit may be decreased by a few times.
    Type: Application
    Filed: September 23, 2011
    Publication date: June 28, 2012
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Il-Nam Kim, Won-Sang Park, Min-Woo Kim, Soo-Min Baek, Jae-Kyoung Kim
  • Publication number: 20120127135
    Abstract: A socket includes a conductive base, a first socket terminal, and a second socket terminal, the first socket terminal extends from one end of the base, and the second socket terminal extends from an other end of the base, opposite to the first socket terminal with the base therebetween. Further, the first socket terminal has a first contact portion extending from the base and contacting with a terminal of the connector, a second contact portion extending from the first contact portion and contacting with the terminal of the connector, and a first bending portion extending from the second contact portion and bending away from the first contact portion.
    Type: Application
    Filed: February 15, 2011
    Publication date: May 24, 2012
    Inventors: Jae-Kyoung Kim, Bong-Kyoon Sun, Jong-Seok Chae