Patents by Inventor Hun-Suk Yoo

Hun-Suk Yoo 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: 7312577
    Abstract: A plasma display panel with first and second substrates facing each other, and address electrodes formed on the second substrate. A partition wall is disposed between the first and the second substrates to separately partition a plurality of discharge cells. A phosphor layer is formed within each discharge cell. Discharge sustain electrodes are formed on the first substrate. A thickness of the phosphor layer is designed so that the resulting internal space has a shape corresponding to the diffusion shape of the plasma discharge generated within the discharge cell to optimize brightness of the image and to maximize light emission efficiency.
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: December 25, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun Woo, Kyoung-Doo Kang, Woo-Tae Kim, Hun-Suk Yoo, Jae-Ik Kwon
  • Publication number: 20070228984
    Abstract: A plasma display panel reduces noise caused by the formation of minute gaps between the first substrate and the second substrate. The plasma display panel includes a first substrate and a second substrate opposing one another with a predetermined gap therebetween, and a sealant formed on opposing surfaces of the first substrate and the second substrate. The sealant is formed around outer circumferential areas of the first substrate and the second substrate to seal the first substrate and the second substrate together. The sealant is formed of regions having a first width of substantially the same size and of regions having a second width greater than the size of the first width.
    Type: Application
    Filed: June 8, 2007
    Publication date: October 4, 2007
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Hun-Suk YOO, Tae-Kyoung KANG
  • Publication number: 20070200502
    Abstract: A plasma display panel. A first substrate and a second substrate are provided opposing one another with a predetermined gap therebetween. Address electrodes are formed on the second substrate. Barrier ribs are mounted between the first substrate and the second substrate, the barrier ribs defining a plurality of discharge cells. Also, red, green, and blue phosphor layers are formed within each of the discharge cells. Discharge sustain electrodes are formed on the first substrate. The barrier ribs comprise first barrier rib members formed substantially parallel to the direction of the address electrodes, and second barrier rib members obliquely connected to the first barrier rib members and intersecting over the address electrodes. The second barrier rib members are formed to different widths according to discharge cell color such that red, green, and blue discharge cells have different volumes.
    Type: Application
    Filed: April 24, 2007
    Publication date: August 30, 2007
    Inventors: Kyoung-Doo Kang, Woo-Tae Kim, Hun-Suk Yoo, Seok-Gyun Woo, Jae-Ik Kwon
  • Patent number: 7230376
    Abstract: A plasma display panel reduces noise caused by the formation of minute gaps between the first substrate and the second substrate. The plasma display panel includes a first substrate and a second substrate opposing one another with a predetermined gap therebetween, and a sealant formed on opposing surfaces of the first substrate and the second substrate. The sealant is formed around outer circumferential areas of the first substrate and the second substrate to seal the first substrate and the second substrate together. The sealant is formed of regions having a first width of substantially the same size and of regions having a second width greater than the size of the first width.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: June 12, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hun-Suk Yoo, Tae-Kyoung Kang
  • Patent number: 7227307
    Abstract: A plasma display panel that improves luminance efficiency by increasing a plasma density by forming a magnetic field within a discharge space includes: a front substrate, a rear substrate, barrier ribs, upper sidewalls, address electrodes, discharge electrodes, a phosphor layer, and magnets. The front and rear substrates are arranged at a predetermined distance apart to face each other. The barrier ribs are arranged between the front and rear substrates to partition a space formed between the front and rear substrates into a plurality of discharge spaces. The upper sidewalls are arranged between the barrier ribs and the front substrate to define the discharge spaces in cooperation with the barrier ribs. The address electrodes extend in one direction over the rear substrate.
    Type: Grant
    Filed: March 9, 2005
    Date of Patent: June 5, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hun-Suk Yoo, Kyoung-Doo Kang
  • Patent number: 7208876
    Abstract: A plasma display panel. A first substrate and a second substrate are provided opposing one another with a predetermined gap therebetween. Address electrodes are formed on the second substrate. Barrier ribs are mounted between the first substrate and the second substrate, the barrier ribs defining a plurality of discharge cells. Also, red, green, and blue phosphor layers are formed within each of the discharge cells. Discharge sustain electrodes are formed on the first substrate. The barrier ribs comprise first barrier rib members formed substantially parallel to the direction of the address electrodes, and second barrier rib members obliquely connected to the first barrier rib members and intersecting over the address electrodes. The second barrier rib members are formed to different widths according to discharge cell color such that red, green, and blue discharge cells have different volumes.
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: April 24, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyoung-Doo Kang, Woo-Tae Kim, Hun-Suk Yoo, Seok-Gyun Woo, Jae-Ik Kwon
  • Patent number: 7196470
    Abstract: A plasma display panel. The plasma display panel includes a first substrate made of a transparent material, a second substrate opposite to the first substrate, a first barrier rib being arranged between the first substrate and the second substrate, defining discharge cells together with the first and second substrates, and being made of a dielectric material, upper discharge electrodes being arranged within the first barrier rib and surrounding the discharge cells, lower discharge electrodes being arranged within the first barrier rib, separated from the upper discharge electrodes by a predetermined gap, and respectively being vertically symmetrical with the upper discharge electrodes, and a phosphor layer being arranged in the discharge cells.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: March 27, 2007
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hun-Suk Yoo, Won-Ju Yi
  • Publication number: 20070063651
    Abstract: A plasma display panel. The plasma display panel includes barrier ribs between a first substrate and a second substrate that divide a space between into a plurality of discharge cells. Address, sustain and scan electrodes are formed within the barrier ribs and encircle ones of the discharge cells. Grooves are formed in one or both of the inner surfaces of the substrates to correspond to the discharge cells. Phosphor material is formed only in the grooves on the substrates and not on the walls of the barrier ribs.
    Type: Application
    Filed: November 22, 2006
    Publication date: March 22, 2007
    Inventors: Hun-Suk Yoo, Won-Ju Yi
  • Publication number: 20060223407
    Abstract: A plasma display panel includes a first substrate and a second substrate disposed opposite to each other and having a plurality of discharge spaces therebetween forming a display region for implementing images. Display electrodes are provided in lateral sides of the discharge spaces and extend in a first direction. Address electrodes extend in a second direction crossing the display electrodes. A dummy cell region and a frit region are provided outside of the display region. The frit region includes a first frit formed on a periphery of the first substrate, a second frit formed on a periphery of the second substrate, a dielectric layer disposed between the first substrate and the second substrate and covering the display electrodes, and electrode terminals drawn out from the display electrodes to an edge of the first substrate and the second substrate.
    Type: Application
    Filed: March 30, 2006
    Publication date: October 5, 2006
    Inventors: Kyoung-Doo Kang, Won-Ju Yi, Se-Jong Kim, Hun-Suk Yoo, Seok-Gyun Woo
  • Publication number: 20060208639
    Abstract: A PDP with an increased aspect ratio and transmittance and that is capable of having barrier ribs securely engaged to substrates is provided. The PDP includes front and rear substrates arranged to face each other. Barrier ribs partition a plurality of discharge cells between the front substrate and the rear substrate. Engagement protrusions are formed on facing surfaces of the barrier ribs along edges of the front and rear substrates. The facing surfaces face the edges of the front and rear substrates. Engagement grooves are formed on facing surfaces of the front and rear substrates which face the barrier ribs. First and second electrodes are formed to extend in a first direction. Address electrodes are formed to extend in a second direction crossing the first and second electrodes. Phosphor layers are formed in each of the discharge cells. The engagement grooves are formed to correspond to the engagement protrusions.
    Type: Application
    Filed: February 27, 2006
    Publication date: September 21, 2006
    Inventors: Hun-Suk Yoo, Won-Ju Yi
  • Publication number: 20060208638
    Abstract: A plasma display panel includes a first substrate and a second substrate facing each other; barrier ribs forming discharge cells between the first substrate and the second substrate; a phosphor layer formed on the inside of the discharge cell; address electrodes formed on the first substrate in a first direction; a first display electrode and a second display electrode, both formed on the second substrate in a second direction crossing the first direction, the display electrodes having at least a pair of enlarged electrodes corresponding to each discharge cell; a first igniting electrode and a second igniting electrode, each formed protruding toward the center of the discharge cell at one end of the extended electrode, over the barrier ribs and along the barrier ribs, respectively from the first display electrode and the second display electrode; a first dielectric layer, formed on the second substrate covering the first display electrode and the second display electrode, having a first opening formed between
    Type: Application
    Filed: February 28, 2006
    Publication date: September 21, 2006
    Inventor: Hun-Suk Yoo
  • Publication number: 20060202621
    Abstract: A Plasma Display Panel (PDP) with an improved structure of electrodes that enhances discharge efficiency and luminous efficiency includes: front and rear substrates facing each other; barrier ribs partitioning a plurality of discharge cells in a space between the front and rear substrates; address electrodes extending along a first direction between the front and rear substrates; first and second electrodes extending along a second direction crossing the first direction corresponding to each of the discharge cells, and phosphor layers contained within the discharge cells. The first and second electrodes include metal electrodes extending in the second direction, protrusion electrodes projecting toward a center of each of the discharge cells from the metal electrodes, and fence electrodes surrounding the protrusion electrodes.
    Type: Application
    Filed: February 22, 2006
    Publication date: September 14, 2006
    Inventor: Hun-Suk Yoo
  • Publication number: 20060186778
    Abstract: A plasma display panel capable of being fast driven with low voltage by reducing a distance between an address electrode and a Y electrode. The plasma display panel includes a pair of substrates, barrier ribs, discharge electrodes, and an address electrode. The substrates are arranged at a predetermined interval to face each other and form a plurality of discharge spaces between facing surfaces of the substrates. The barrier ribs are arranged between the substrates to partition a space between the substrates into a plurality of discharge cells each having a horizontal cross-section of a circle or an oval. The discharge electrodes are arranged at predetermined intervals between the substrates. The address electrode is arranged a predetermined distance apart from the discharge electrodes in a substrate direction.
    Type: Application
    Filed: April 13, 2006
    Publication date: August 24, 2006
    Inventors: Hun-Suk Yoo, Won-Ju Yi, Kyoung-Doo Kang
  • Patent number: 7088044
    Abstract: A PDP that can significantly improve light emitting efficiency and light transmission includes a new discharge cell structure and electromagnetic wave shielding electrodes that replace the function of an electromagnetic wave shielding filter includes: a transparent front substrate; a rear substrate arranged in parallel to the front substrate; a plurality of front barrier ribs, consisting of a dielectric material, and arranged between the front substrate and the rear substrate to define discharge cells together with the front substrate and the rear substrate; a front discharge electrode and a rear discharge electrode, separated from each other, and arranged in the front barrier rib to surround the discharge cell; at least one electromagnetic wave shielding electrode, arranged in front of and separated from the front discharge electrode, and surrounding the discharge cell; a plurality of rear barrier ribs arranged between the front barrier ribs and the rear substrate; a fluorescent layer arranged in a space def
    Type: Grant
    Filed: April 12, 2005
    Date of Patent: August 8, 2006
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Hun-Suk Yoo
  • Publication number: 20060170353
    Abstract: A plasma display panel (PDP) including a plurality of cavities within a barrier structure is disclosed. In one embodiment, the PDP includes i) an upper substrate, ii) a lower substrate facing the upper substrate, iii) the barrier structure disposed between the upper substrate and the lower substrate and defining discharge cells, iv) upper discharge electrodes arranged at intervals within the barrier structure and each surrounding at least parts of the discharge cells, v) lower discharge electrodes arranged at intervals within the barrier structure, located under the upper discharge electrode, and each surrounding at least parts of the discharge cells, and vi) phosphor layers disposed over the discharge cells. According to one embodiment of the present invention, ineffective power consumption can be reduced and heat generated in the discharge cells can be effectively dissipated.
    Type: Application
    Filed: January 25, 2006
    Publication date: August 3, 2006
    Inventors: Hun-Suk Yoo, Won-Ju Yi
  • Publication number: 20060152159
    Abstract: A plasma display panel (PDP) is disclosed. In one embodiment, the PDP includes: i) a front substrate and a rear substrate facing the front substrate, ii) X display electrodes and Y display electrodes formed on an inner surface of the front substrate, iii) first igniter electrodes and second igniter electrodes formed between the X and Y display electrodes, iv) a first dielectric layer formed on the inner surface of the front substrate for covering the X and Y display electrodes, and the first and second igniter electrodes, v) first floating electrodes and second floating electrodes formed on an inner surface of the first dielectric layer in a length direction of the X and Y display electrodes, and vi) a second dielectric layer formed on the inner surface of the first dielectric layer for covering the floating electrodes. According to one embodiment of the present invention, the light emission efficiency of the plasma display panel can be improved.
    Type: Application
    Filed: January 10, 2006
    Publication date: July 13, 2006
    Inventor: Hun-Suk Yoo
  • Publication number: 20050242723
    Abstract: A plasma display panel. The plasma display panel includes a first substrate made of a transparent material, a second substrate opposite to the first substrate, a first barrier rib being arranged between the first substrate and the second substrate, defining discharge cells together with the first and second substrates, and being made of a dielectric material, upper discharge electrodes being arranged within the first barrier rib and surrounding the discharge cells, lower discharge electrodes being arranged within the first barrier rib, separated from the upper discharge electrodes by a predetermined gap, and respectively being vertically symmetrical with the upper discharge electrodes, and a phosphor layer being arranged in the discharge cells.
    Type: Application
    Filed: March 4, 2005
    Publication date: November 3, 2005
    Inventors: Hun-Suk Yoo, Won-Ju Yi
  • Publication number: 20050242722
    Abstract: A plasma display panel. The plasma display panel includes a first substrate made of a transparent material, a second substrate opposite to the first substrate, a first partition wall being located between the first substrate and the second substrate, defining discharge cells together with the first and second substrates, and being made of a dielectric material, upper discharge electrodes being located in the first partition wall and surrounding the discharge cells, lower discharge electrodes being located in the first partition wall to surround the discharge cells and separated from the upper discharge electrodes by a predetermined gap, protrusive electrodes being located in the first partition wall between the upper discharge electrodes and the lower discharge electrodes, connected to one of the upper discharge electrodes and the lower discharge electrodes, and separated from the other discharge electrodes by a predetermined gap, and a phosphor layer arranged in the discharge cells.
    Type: Application
    Filed: February 23, 2005
    Publication date: November 3, 2005
    Inventors: Hun-Suk Yoo, Won-Ju Yi, Jeong-Chull Ahn
  • Publication number: 20050231116
    Abstract: A PDP having a new discharge cell structure that improves light emission efficiency and light transmission by reducing reactive power that does not contribute to a discharge by reducing a displacement current between discharge electrodes includes: a transparent front substrate; a rear substrate arranged parallel to the front substrate; a plurality of front barrier ribs arranged between the front substrate and the rear substrate to define discharge cells together with the front substrate and the rear substrate, wherein each of the barrier ribs includes a front unit of a dielectric material, a rear unit of a dielectric material, and a central unit of a dielectric material having a lower dielectric constant than that of the front unit and the rear unit, the central unit being interposed between the front unit and the rear unit; a front discharge electrode and a rear discharge electrode disposed in the front barrier ribs surrounding the discharge cells, and separated from each other leaving the central unit there
    Type: Application
    Filed: April 12, 2005
    Publication date: October 20, 2005
    Inventor: Hun-Suk Yoo
  • Publication number: 20050231109
    Abstract: A PDP that can significantly improve light emitting efficiency and light transmission includes a new discharge cell structure and electromagnetic wave shielding electrodes that replace the function of an electromagnetic wave shielding filter includes: a transparent front substrate; a rear substrate arranged in parallel to the front substrate; a plurality of front barrier ribs, formed of a dielectric material, are arranged between the front substrate and the rear substrate to define discharge cells together with the front substrate and the rear substrate; a front discharge electrode and a rear discharge electrode, separated from each other, are arranged in the front barrier rib to surround the discharge cell; more than one electromagnetic wave shielding electrode, arranged in front of and separated from the front discharge electrode, and surrounding the discharge cell; a plurality of rear barrier ribs arranged between the front barrier ribs and the rear substrate; a fluorescent layer arranged in a space define
    Type: Application
    Filed: April 12, 2005
    Publication date: October 20, 2005
    Inventor: Hun-Suk Yoo