Patents by Inventor Chong-Gi Hong

Chong-Gi Hong 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: 20080191624
    Abstract: A plasma display device including: a plasma display panel adapted to create images and including a front substrate, a rear substrate, a plurality of discharge cells defined between the front substrate and the rear substrate, and phosphors coated in the discharge cells; and a filter attached to a front surface of the front substrate and adapted to serve as an image display surface, wherein the filter and the phosphors are respectively colored with first and second colors that are different from each other.
    Type: Application
    Filed: February 6, 2008
    Publication date: August 14, 2008
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang, Seong-Hun Choo, Yong-Jun Kim, Yong-Su Park, Joo-Ri Kwak, Ki-Jong Eom, Min-Sic Kim
  • Publication number: 20080185961
    Abstract: A plasma display panel capable of improving a black area ratio and a bright room contrast and reducing a reflected luminance by coloring different layers in the plasma display panel is provided. The plasma display panel includes: a rear substrate; a front substrate colored with a first chromatic color and facing the rear substrate; barrier ribs disposed between the front and rear substrates and defining discharge cells; address electrodes extending in a first direction on the rear substrate and corresponding to the discharge cells; phosphor layers disposed in the discharge cells, wherein at least one of the phosphor layers is colored with a second chromatic color; display electrodes extending in a second direction crossing the first direction on the front substrate and corresponding to the discharge cells; and a front dielectric layer disposed on the front substrate to cover the display electrodes and colored with a third chromatic color.
    Type: Application
    Filed: February 5, 2008
    Publication date: August 7, 2008
    Inventor: Chong-Gi Hong
  • Patent number: 7397188
    Abstract: A plasma display panel includes: an upper substrate; an upper dielectric layer formed on a lower surface of the upper substrate; sustain electrodes disposed in the upper dielectric layer; a lower substrate facing the upper substrate; a lower dielectric layer formed on an upper surface of the lower substrate; address electrodes formed in the lower dielectric layer so as to cross the sustain electrodes; main barrier ribs disposed on the lower dielectric layer so as to define discharge cells corresponding to regions where the sustain electrodes and the address electrodes cross each other; a phosphor layer formed in the discharge cells; and dummy barrier ribs disposed at an outermost portion of the main barrier ribs, and including respective dummy units which protrude from the main barrier ribs toward an outer portion, and which are connected to each other.
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: July 8, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080129201
    Abstract: A plasma display panel includes a front substrate providing an image display surface, a rear substrate facing the front substrate, barrier ribs arranged between the front and rear substrates to defining a plurality of discharge cells, a plurality of discharge electrodes extending across the discharge cells to generate a discharge, a front dielectric layer on the front substrate to bury the discharge electrodes, first phosphors coated within the discharge cells, second phosphors on upper surfaces of the barrier ribs and extending from the first phosphors, and a discharge gas filled into the discharge cells, wherein one or more of the front substrate, the front dielectric layer, and/or the barrier ribs is colored with a first color, and the first and second phosphors are colored with a second color.
    Type: Application
    Filed: November 6, 2007
    Publication date: June 5, 2008
    Inventor: Chong-Gi Hong
  • Patent number: 7382094
    Abstract: A plasma display panel that includes a front substrate, and a sustain electrode formed on the front substrate. The sustain electrode comprises a transparent electrode and a bus electrode coupled to each other, and the bus electrode comprises conductive particles and adhesive particles. An average diameter of the conductive particles and an average diameter of the adhesive particles are less than 5 ?m.
    Type: Grant
    Filed: March 8, 2005
    Date of Patent: June 3, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080116797
    Abstract: A plasma display panel is provided having a front substrate, a rear substrate facing the front substrate, and barrier ribs arranged on the rear substrate to form discharge cells. The plasma display panel further includes first electrodes and second electrodes on the front substrate facing each other in the discharge cells. In addition, a connection bar connects end portions of the first electrodes. Terminals extend from the connection bar. The barrier ribs are arranged only in a display area for displaying an image. Absent the barrier ribs, a space is located in a non-display area in which the connection bar is located.
    Type: Application
    Filed: August 21, 2007
    Publication date: May 22, 2008
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080117124
    Abstract: A Plasma Display Panel (PDP) includes first and second substrates facing each other; barrier ribs arranged between the first and second substrates to define discharge cells; and a plurality of electrodes extending in a direction between the first and second substrates relative to the discharge cells. The plurality of electrodes include: an oblique terminal line portion converged to a portion in an inactive region where an image is not displayed while obliquely extending from the electrode in an active region where an image is to be displayed; a terminal connection portion extending from the oblique terminal line portion and connected to a driving circuit board; and a dummy terminal portion adjacent to and in parallel with the terminal connection portion to protect a pattern of the terminal connection portion.
    Type: Application
    Filed: June 1, 2007
    Publication date: May 22, 2008
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080116801
    Abstract: A plasma display panel is provided having a first substrate, a second substrate facing the first substrate, and barrier ribs arranged on the second substrate to form discharge cells between the first substrate and the second substrate. The plasma display panel further includes first electrodes and second electrodes on the first substrate facing each other in the discharge cells. A first connection bar connects end portions of the first electrodes. A second connection bar is electrically connected to the first connection bar and is spaced apart from the first connection bar. Terminals extend from the second connection bar.
    Type: Application
    Filed: August 23, 2007
    Publication date: May 22, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080111485
    Abstract: A plasma display panel includes first and second substrates facing and spaced apart from each other, barrier ribs disposed between the first and second substrates to define discharge cells, address electrodes formed on the first substrate and extending in a first direction to correspond to the discharge cells, first and second electrodes formed on the second substrate and extending in a second direction crossing the first direction to correspond to the discharge cells, and a dielectric layer formed on the second substrate to cover the first and second electrodes. The first and second electrodes each include a plurality of bus lines of which some of the bus lines form discharge gaps at a central portion of the respective discharge cells. The dielectric layer is provided with grooves formed within the discharge gaps to decrease the requisite firing voltage and improve the light emission efficiency of the panel.
    Type: Application
    Filed: June 1, 2007
    Publication date: May 15, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi HONG, Tae-Kyoung Kang
  • Publication number: 20080106180
    Abstract: Provided is a plasma display panel that improves a black area ratio and a bright room contrast. The plasma display panel includes: front and rear substrates facing each other; barrier ribs disposed between the front and rear substrates to define discharge cells; address electrodes which extend in a first direction on the rear substrate and correspond to the discharge cells; a plurality of phosphor layers disposed in the discharge cells, wherein at least one of the phosphor layers is colored with a first chromatic color; display electrodes which extend in a second direction crossing the first direction on the front substrate and correspond to the discharge cells; and a front dielectric layer which is disposed on the front substrate to cover the display electrodes. The front dielectric layer is colored with a second chromatic color. The barrier ribs may be colored with a third chromatic color.
    Type: Application
    Filed: October 5, 2007
    Publication date: May 8, 2008
    Inventor: Chong-Gi Hong
  • Publication number: 20080106201
    Abstract: A plasma display panel including: a front substrate; a rear substrate; address electrodes extending in a first direction on the rear substrate; barrier ribs between the front and rear substrates defining discharge cells; display electrodes extending in a second direction crossing the first direction and corresponding to the discharge cells, wherein the display electrodes include bus electrodes colored a third chromatic color; a dielectric layer on the front substrate, the dielectric layer covering the display electrodes and colored a first chromatic color that is in a subtractive color mixture relationship with the third chromatic color; and a filter disposed on an outer surface of the front substrate, the filter including: a plurality of light guides; and a plurality of non-glare members that are adjacent to the light guides and colored a second chromatic color.
    Type: Application
    Filed: October 24, 2007
    Publication date: May 8, 2008
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Patent number: 7323819
    Abstract: A plasma display panel having a light absorption reflection film that does not reflect light emitted from a discharge space in a non-discharge region includes: a rear substrate; a plurality of address electrodes arranged on a surface of the rear substrate; a rear dielectric layer arranged on the rear substrate to cover the address electrodes; a plurality of barrier ribs arranged on the rear dielectric layer to define discharge cells; a front substrate facing the rear substrate; a plurality of sustaining electrode pairs composed of X and Y electrodes; a light absorption reflection film including a first light absorption reflection film arranged between the adjacent sustaining electrode pairs and a second light absorption reflection film having a different width than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and a front dielectric layer arranged on a lower surface of the front substra
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: January 29, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang
  • Publication number: 20080012496
    Abstract: A plasma display apparatus that can reduce the failure rate of signal transmitting devices in a single scan driving method of a plasma display apparatus by reducing heat generation by the signal transmitting devices. The plasma display apparatus includes a plasma display panel that displays images using a gas discharge and comprises a plurality of address electrodes; a circuit unit that generates electrical signals to drive the plasma display panel and comprises an address driving unit that supplies electrical signals to the address electrodes; and a plurality of signal transmitting devices that transmit electrical signals received from the circuit unit to the plasma display panel and each comprises at least one electronic device. The address driving unit transmits electrical signals of single scan method to the address electrodes, and the address electrodes have a line width of 100 ?m or less.
    Type: Application
    Filed: March 28, 2007
    Publication date: January 17, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventor: Chong-Gi HONG
  • 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
  • Patent number: 7157855
    Abstract: A plasma display panel comprises: a plurality of substrate having a front substrate and a back substrate disposed opposite to each other; dielectric walls disposed between a front surface and a back surface, and defining discharge cells in cooperation with the front substrate and the back substrate; a plurality of discharge electrodes separately disposed around the discharge cells and buried into the dielectric walls; dummy electrodes formed at outer portions of the discharge electrodes disposed in one direction of the substrate and etched when over-etching takes place during the time of developing; and red, green and blue color fluorescent layers coated within the discharge cells.
    Type: Grant
    Filed: October 7, 2005
    Date of Patent: January 2, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chong-Gi Hong, Seok-Gyun Woo, Tae-Kyoung Kang
  • Patent number: 7154224
    Abstract: A plasma display panel (PDP) includes: a front substrate; a rear substrate disposed in opposition to the front substrate; first barrier ribs disposed between the front substrate and the rear substrate, defining discharge cells with the front substrate and the rear substrate, and formed of a dielectric material; front discharge electrodes disposed inside the first barrier ribs so as to surround the discharge cells; rear discharge electrodes disposed inside the first barrier ribs so as to surround the discharge cells, and spaced apart from the front discharge electrodes; phosphor layers disposed in the discharge cells; and a discharge gas deposited in the discharge cells. With respect to a longitudinal sectional view of the first barrier ribs, a virtual horizontal axis which extends from a lowermost portion of each of the rear discharge electrodes and is parallel to the front substrate intersects a lateral surface of the first barrier ribs at a certain position.
    Type: Grant
    Filed: April 14, 2005
    Date of Patent: December 26, 2006
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun Woo, Chong-Gi Hong
  • Publication number: 20060158115
    Abstract: A plasma display panel includes first and second substrates facing each other and divided into a display area and a non-display area, barrier ribs disposed between the first and second substrates, the barrier ribs defining a display discharge cell in the display area and a non-display discharge cell in the non-display area, a sustain electrode disposed between the first and second substrates, an address electrode disposed between the first and second substrates, the address electrode being perpendicular to the sustain electrode, the address electrode including a first dummy address electrode that protrudes on at least one end from an outermost barrier rib in the non-display region, and a composite layer covering the address electrode including at least a part of the first dummy address electrode. The composite layer may be formed of the same material as and may be a single body with the barrier ribs.
    Type: Application
    Filed: January 11, 2006
    Publication date: July 20, 2006
    Inventor: Chong-Gi Hong
  • Publication number: 20060145609
    Abstract: A Plasma Display Panel (PDP) includes: a first substrate; a second substrate arranged parallel to the first substrate; and a plurality of discharge electrodes arranged within each discharge cell arranged between the first and second substrates. The first and second substrates are divided into a display region adapted to display an image, a connection region where the plurality of discharge electrodes are adapted to be electrically connected to an external terminal, and a buffer region arranged along edges of the connection region. The plurality of discharge electrodes continuously extend over the display region, the connection region, and the buffer region, and a cross-section of a portion of each of the plurality of discharge electrodes arranged in the buffer region is greater than that of a portion of each of the plurality of discharge electrodes arranged in the connection region.
    Type: Application
    Filed: September 20, 2005
    Publication date: July 6, 2006
    Inventors: Chong-Gi Hong, Eun-Gi Heo, Jung-Tae Park
  • Publication number: 20060113911
    Abstract: A plasma display panel comprises: a plurality of substrate having a front substrate and a back substrate disposed opposite to each other; dielectric walls disposed between a front surface and a back surface, and defining discharge cells in cooperation with the front substrate and the back substrate; a plurality of discharge electrodes separately disposed around the discharge cells and buried into the dielectric walls; dummy electrodes formed at outer portions of the discharge electrodes disposed in one direction of the substrate and etched when over-etching takes place during the time of developing; and red, green and blue color fluorescent layers coated within the discharge cells.
    Type: Application
    Filed: October 7, 2005
    Publication date: June 1, 2006
    Inventors: Chong-Gi Hong, Seok-Gyun Woo, Tae-Kyoung Kang
  • Publication number: 20060103603
    Abstract: A plasma display panel including an upper substrate and a lower substrate facing each other; barrier ribs arranged between the upper and lower substrates to define a plurality of discharge cells together with the upper and lower substrates; a discharge sustain electrode pair extending along discharge cells arranged in a first direction, and including a scan electrode and a sustain electrode arranged in parallel with each other; a floating electrode arranged between the scan electrode and the sustain electrode and electrically floated; an address electrode extending in a second direction of crossing the first direction; a phosphor layer arranged in the discharge cells; and a discharge gas filled in the discharge cells.
    Type: Application
    Filed: November 15, 2005
    Publication date: May 18, 2006
    Inventors: Chong-Gi Hong, Tae-Kyoung Kang