Patents by Inventor Won-Ju Yi

Won-Ju Yi 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: 20080018251
    Abstract: Provided is a plasma display panel. The plasma display panel includes a plurality of substrates comprising a first substrate realizing an image and a second substrate, dielectric walls disposed between the first substrate and the second substrate and defining a plurality of discharge cells, a plurality of a pair of discharge electrodes buried in the dielectric walls and generating a discharge using power that is applied, and phosphor layers formed on the dielectric walls between the discharge electrodes. Luminance and light emitting efficiency of the plasma display panel increase since the distance between the discharge electrodes and the phosphor layers is close by covering the pair of discharge electrodes inside the dielectric walls defining the discharge cells with the plurality of substrates and forming the phosphor layers on the dielectric walls between the discharge electrodes.
    Type: Application
    Filed: July 13, 2007
    Publication date: January 24, 2008
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20080012495
    Abstract: A plasma display panel includes a first substrate and a second substrate, the second substrate disposed facing the first substrate, a dielectric wall disposed between the first and second substrates to define a plurality of discharge cells, a plurality of discharge electrode pairs buried within the dielectric wall, a plurality of phosphor layers formed in the discharge cells, and a gas exhaust path unit formed between the dielectric wall and at least one of the substrates.
    Type: Application
    Filed: July 5, 2007
    Publication date: January 17, 2008
    Inventors: Soo-Ho Park, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070241683
    Abstract: A plasma display panel includes first and second substrates parallel to one another, first barrier ribs between the first and second substrates to define a plurality of discharge cells, the first barrier ribs including a rough surface between the first substrate and the first barrier ribs, and a plurality of pairs of discharge electrodes in the first barrier ribs.
    Type: Application
    Filed: April 13, 2007
    Publication date: October 18, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070236145
    Abstract: A plasma display panel (PDP) that is light in weight and low in manufacturing costs and a plasma display apparatus including the PDP. The PDP includes a substrate; a barrier rib structure disposed on the substrate to define a plurality of discharge cells; a sealing layer configured together with the substrate to seal the discharge cells and being formed of a substantially identical material as the barrier rib structure; a plurality of discharge electrode pairs extending along respective lines of the discharge cells to generate discharge in the discharge cells; and a plurality of phosphor layers disposed in the discharge cells.
    Type: Application
    Filed: April 11, 2007
    Publication date: October 11, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070236146
    Abstract: Provided are a plasma display panel and a method of fabricating the same. The plasma display panel includes: a plurality of substrates including a first substrate and a second substrate, which oppose each other; barrier ribs disposed between the substrates and defining a plurality of discharge cells; discharge electrodes buried within the barrier ribs and causing a discharge by an applied power; and a plurality of phosphor layers formed within the discharge cells, wherein the barrier ribs are formed of a plurality of sheets for barrier ribs and the discharge electrodes are patterned in a selected region of the sheets for barrier ribs. Dielectric walls, which are disposed between the substrates and in which a plurality of discharge electrodes are buried, are fabricated using a plurality of sheets through independent processes and are combined with the substrates, such that processes are simplified and thermal deformation during a baking process is minimized.
    Type: Application
    Filed: April 9, 2007
    Publication date: October 11, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Patent number: 7279837
    Abstract: The present invention provides a plasma display panel (PDP) with a structure that can reduce an outer reflection of an external light source and increase the reflection of visible rays emitted from the phosphor, remarkably increase the aperture ratio of the front panel, and remarkably reduce occurrence of a permanent residual image.
    Type: Grant
    Filed: January 12, 2005
    Date of Patent: October 9, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-Ik Kwon, Kyoung-Doo Kang, Won-Ju Yi, Jeong-Chull Ahn, Eun-Young Jung
  • Publication number: 20070229407
    Abstract: Provided is a display device that performs addressing by discharging electrons and performs a sustain discharge according to gradation in an addressed discharge cell. The display device includes: first and second substrates facing each other; barrier ribs disposed between the first substrate and the second substrate and defining a plurality of discharge cells with the first and second substrates; first and second electrodes disposed in the barrier ribs; an electron emissive source formed on the second substrate and discharging a plurality of electrons into the discharge cells; a phosphor layer disposed in the discharge cells; and a gas stored in the discharge cells.
    Type: Application
    Filed: March 30, 2007
    Publication date: October 4, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070228957
    Abstract: A plasma display module including a substrate; barrier ribs formed on the substrate and defining a plurality of discharge cells; pairs of discharge electrodes disposed in the barrier ribs to generate a discharge in the discharge cells; a sealing layer, along with the substrate, to seal the discharge cells; phosphor layers disposed in the discharge cells; a chassis disposed in a side portion of the sealing layer to support the substrate; and a thermal conductive adhesive member disposed between the sealing layer and the substrate to transfer heat from the sealing layer to the chassis, and a plasma display apparatus including the plasma display module.
    Type: Application
    Filed: March 15, 2007
    Publication date: October 4, 2007
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070228952
    Abstract: Provided is a plasma display panel having flexibility. The plasma display panel includes a panel assembly that displays images and has flexibility, a plurality of base members that are attached to a surface of the panel assembly and support the panel assembly, and connection members that connect the base members to each other and are installed to be bent in the same direction as the panel assembly is bent. The base members that support the panel assembly having flexibility on a rear surface of the panel assembly can be bent or folded in the same direction as the panel assembly by the connection members.
    Type: Application
    Filed: March 12, 2007
    Publication date: October 4, 2007
    Inventors: Jae-lk Kwon, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo
  • Publication number: 20070228964
    Abstract: Provided is a plasma display panel (PDP) having a structure that prevents a frit from penetrating into a display area during a process of sealing the PDP. The PDP includes: a pair of substrates spaced apart from each other and facing each other; a sheet interposed between the pair of substrates and comprising a barrier rib part, defining discharge cells, and a dielectric part disposed on edges of the barrier rib part; first discharge electrodes disposed in the sheet; second discharge electrodes disposed in the sheet and spaced apart from the first discharge electrodes; a frit disposed between the pair of substrates and the dielectric part and sealing the pair of substrates; a groove formed on at least one of the pair of substrates and where at least a part of the frit is disposed; phosphor layers arranged in the discharge cells; and a discharge gas sealed in the discharge cells.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 4, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070228977
    Abstract: Provided is a plasma display panel comprising a front substrate, a sealing layer that seals a discharge gas, and phosphor layers on the sealing layer without a rear substrate formed of glass, thereby improving brightness and luminous efficiency and a plasma display apparatus including the plasma display panel. The plasma display panel includes: a substrate; barrier ribs formed on the substrate and defining a plurality of discharge cells; pairs of discharge electrodes disposed in the barrier ribs and generating a discharge in the discharge cells; a sealing layer, along with the substrate, sealing the discharge cells; first phosphor layers disposed on the substrate in the discharge cells; and second phosphor layers disposed on the sealing layer in the discharge cells.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 4, 2007
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070228962
    Abstract: In a panel for plasma display, a method of manufacturing the same, a plasma display panel including the panel, and a method of manufacturing the plasma display panel, the panel for plasma display includes a substrate which is flexible, and a plurality of electrodes arranged on at least one surface of the substrate.
    Type: Application
    Filed: March 2, 2007
    Publication date: October 4, 2007
    Inventors: Seok-Gyun Woo, Won-Ju Yi, Kyoung-Doo Kang, Ho-Young Ahn, Soo-Ho Park, Dong-Young Lee, Jae-Ik Kwon, Im-Soo Shim
  • Publication number: 20070228971
    Abstract: A plasma display panel including a first substrate; a second substrate spaced apart from the first substrate and to face the first substrate; a plurality of barrier ribs disposed between the first substrate and the second substrate to define a plurality of discharge cells between the first and second substrates; and a plurality of pairs of discharge electrodes buried in the barrier ribs to surround at least a portion of each of the discharge cells, wherein the discharge cells are disposed in a zigzag fashion.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 4, 2007
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Ho-Young Ahn, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070216307
    Abstract: A plasma display panel having an improved exhaustion capacity.
    Type: Application
    Filed: December 22, 2006
    Publication date: September 20, 2007
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo
  • Publication number: 20070216303
    Abstract: A plasma display panel (PDP) may include a first substrate, a second substrate spaced apart from the first substrate, a barrier rib interposed between the first and second substrates, the barrier rib including passages there through defining discharge cells, barrier rib electrodes including discharge parts adjacent the discharge cells and inside the barrier rib, contact parts arranged on a surface of the barrier rib and having round cross-sections, and intermediate parts connecting the discharge parts to the contact parts, terminal electrodes each having one end electrically connected to the contact parts and another end electrically connected to a signal transmitting member, phosphor in the discharge cells and a discharge gas in the discharge cells.
    Type: Application
    Filed: March 1, 2007
    Publication date: September 20, 2007
    Inventors: Soo-ho Park, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070216304
    Abstract: A plasma display panel (PDP) having increased exhaustion capacity, includes a first substrate, a second substrate spaced apart from the first substrate and having an exhaustion hole, first and second sealing members, and an electrode sheet with at least one exhaustion path, the electrode sheet disposed between the first substrate and the second substrate and having a discharge area and an undischarge area.
    Type: Application
    Filed: March 6, 2007
    Publication date: September 20, 2007
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo
  • Publication number: 20070211024
    Abstract: A plasma display panel includes first and second substrates arranged facing each other, barrier ribs between the first and second substrates, the barrier ribs defining a displaying domain including discharge cells and a non-displaying domain, and first and second discharge electrodes, each discharge electrode including a discharge portion in the displaying domain and an end portion in the non-displaying domain, the discharge electrodes being inside the barrier ribs, wherein a thickness of a portion of a barrier rib covering a portion of a side of an end portion is greater than a thickness of a portion of the barrier rib covering a portion of a side of a discharge portion.
    Type: Application
    Filed: March 9, 2007
    Publication date: September 13, 2007
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Soo-Ho Park, Seok-Gyun Woo
  • Publication number: 20070194716
    Abstract: A plasma display apparatus including a front substrate and a rear substrate spaced a predetermined distance apart from each other and facing each other, a plurality of discharge spaces between the front and the rear substrates, a front discharge electrode and a rear discharge electrode corresponding to each discharge space, a phosphor layer corresponding to each discharge space, and a scattering field corresponding to each discharge space, the scattering field on an inside surface of the front substrate and facing the discharge space, the scattering field is configured to scatter visible light.
    Type: Application
    Filed: February 21, 2007
    Publication date: August 23, 2007
    Inventors: Soo-Ho Park, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Seok-Gyun Woo, Jae-Ik Kwon
  • Publication number: 20070188098
    Abstract: A plasma display panel may include a first substrate and a second substrate facing each other, barrier ribs disposed between the first substrate and the second substrate, and at least partially defining a plurality of discharge cells therebetween, a plurality of pairs of discharge electrodes for generating a discharge in the discharge cells, the plurality of pairs of discharge electrodes being arranged in non-display portions of the plasma display panel, and a color filter layer disposed between the barrier ribs and the first substrate.
    Type: Application
    Filed: February 8, 2007
    Publication date: August 16, 2007
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Ho-Young Ahn, Kyoung-Doo Kang, Dong-Young Lee, Soo-Ho Park, Seok-Gyun Woo
  • Patent number: 7256545
    Abstract: A Plasma Display Panel (PDP) includes: a front panel; a rear panel parallel to and separated from a front panel; a plurality of first barrier ribs of a dielectric, arranged between the front panel and the rear panel, and adapted to define discharge cells together with the front panel and the rear panel; front discharge electrodes and rear discharge electrodes disposed apart to surround each discharge cell within the first barrier ribs, each of the front discharge electrodes and rear discharge electrodes including main line parts and corner parts adapted to connect the adjacent main line parts, wherein inner surfaces of the corner parts facing each discharge cell, are rounded; a phosphor layer arranged in each discharge cell defined by the first barrier ribs; and a discharge gas filling each discharge cell.
    Type: Grant
    Filed: March 25, 2005
    Date of Patent: August 14, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun Woo, Chong-Gi Hong, Su-Bin Song, Kyoung-Doo Kang, Jun-Yong Park, Won-Ju Yi