Patents by Inventor Kyoung-Doo Kang

Kyoung-Doo Kang 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: 20080231188
    Abstract: A plasma display panel includes a first electrode sheet and a second electrode sheet. Each sheet includes inside lines extending in one direction, each inside line having a discharge electrode forming a closed curve discharge unit and being separated from and electrically connected to an adjacent closed curve discharge unit by a first connection unit. The discharge electrode is of a material subject to an anodization such that anodization forms a dielectric layer having an anodization thickness to an outside of the closed curve discharge unit larger than an anodization thickness to an inside of the closed curve discharge unit, the inside of the closed curve discharge unit forming a sheet discharge hole.
    Type: Application
    Filed: January 14, 2008
    Publication date: September 25, 2008
    Inventors: Jong-woo Choi, Won-ju Yi, Yong-shik Hwang, Jae-ik Kwon, Tae-seung Cho, Kyoung-doo Kang, Byoung-min Chun, Seok-gyun Woo, Young-do Choi, Seong-gi Choo, Hyun-min Son
  • Publication number: 20080231187
    Abstract: A plasma display panel including: a first substrate; a second substrate separated from the first substrate; and two or more electrode sheets facing each other and between the first and second substrates, each of the two or more electrode sheets including opening patterns to form discharge spaces, wherein each of the two or more electrode sheets includes: a plurality of discharge electrodes extending in a direction and surrounding at least a part of the discharge spaces, and having corners with round curved portions contacting the discharge spaces or adjacent to the discharge spaces; and an insulating member integrally formed between the discharge electrodes for supporting the discharge electrodes and for insulating the discharge electrodes from each other, and including an oxide of a metal used to form the discharge electrodes.
    Type: Application
    Filed: March 19, 2008
    Publication date: September 25, 2008
    Inventors: Yong-Shik Hwang, Won-Ju Yi, Kyoung-Doo Kang, Tae-Seung Cho, Byoung-Min Chun, Jong-Woo Choi
  • Publication number: 20080224611
    Abstract: An electrode sheet, a method of manufacturing the electrode sheet, and a plasma display panel having the electrode sheet. The electrode sheet includes: a plurality of electrodes arranged at substantially constant distances apart, each of the electrodes having a discharge space in its central region; an electrode line for connecting the electrodes along a first direction; and a dielectric enclosing the electrodes and the electrode line and connecting the electrodes along a second direction, wherein the electrodes and the electrode line are composed of magnesium (Mg), and the dielectric is composed of magnesium oxide (MgO).
    Type: Application
    Filed: March 13, 2008
    Publication date: September 18, 2008
    Inventors: Yong-shik Hwang, Won-ju Yi, Kyoung-doo Kang, Jong-woo Choi, Byoung-min Chun, Jae-ik Kwon
  • Patent number: 7425797
    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 defining a plurality of discharge cells. Phosphor layers are formed within the discharge cells. Discharge sustain electrodes are formed on the first substrate. The discharge sustain electrodes include bus electrodes that extend such that a pair of the bus electrodes is provided for each of the discharge cells, and protrusion electrodes extending from each of the bus electrodes such that a pair of opposing protrusion electrodes is formed within an area corresponding to each discharge cell. A distal end of each protrusion electrode includes an indentation such that a gap is formed between the pair of opposing protrusion electrodes, and an aperture is formed in each protrusion electrode.
    Type: Grant
    Filed: July 2, 2004
    Date of Patent: September 16, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun Woo, Tae-Kyoung Kang, Woo-Tae Kim, Kyoung-Doo Kang, Hun-Suk Yoo, Jae-Ik Kwon
  • Publication number: 20080218441
    Abstract: A plasma display panel is provided in discharge spaces in which phosphor layers are disposed between first and second electrodes which are spaced apart from each other. The cross-sectional area of each discharge space in two regions where the first and second electrodes are respectively arranged has a different structure.
    Type: Application
    Filed: March 3, 2008
    Publication date: September 11, 2008
    Inventors: Tae-Seung Cho, Won-Ju Yi, Kyoung-Doo Kang, Young-Do Choi, Jae-Ik Kwon, Seok-Gyun Woo, Yong-Shik Hwang, Byoung-Min Chun, Jong-Woo Choi
  • Publication number: 20080211739
    Abstract: A PDP with improved durability is provided. The PDP includes a first substrate and a second substrate facing the first substrate. An electrode sheet is between the first substrate and the second substrate. The electrode sheet includes barrier ribs, a plurality of discharge cells, discharge electrodes for generating discharge in the discharge cells, and one or more through-holes. A sealant is disposed in the one or more through-holes for sealing the first substrate and the second substrate.
    Type: Application
    Filed: January 9, 2008
    Publication date: September 4, 2008
    Inventors: Byoung-Min Chun, Kyoung-Doo Kang, Yong-Shik Hwang, Jae-Ik Kwon, Won-Ju Yi, Tae-Seung Cho, Young-Do Choi, Seok-Gyun Woo
  • Patent number: 7420329
    Abstract: A Plasma Display Panel (PDP) includes: an upper substrate; a lower substrate facing the upper substrate; and a plurality of blocks. Each block includes: a barrier rib of a dielectric material adapted to define discharge cells; upper discharge electrodes including upper discharge portions arranged in the barrier rib and upper connection portions connected to the upper discharge portions and protruding out of the barrier rib; and lower discharge electrodes including lower discharge portions arranged in the barrier rib and separated from the upper discharge portions and lower connection portions connected to the lower discharge portions and protruding out of the barrier rib. Phosphor layers arranged in the discharge cells. The plurality of blocks are connected to each other by connecting the upper connection portions and the lower connection portions thereof.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: September 2, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kyoung-Doo Kang
  • Patent number: 7414365
    Abstract: A plasma display panel in which exhaust performance is improved comprises a lower plate and a upper plate disposed opposite to each other. The lower plate comprises exhaust means for exhausting gas from the plasma display panel. The exhaust means comprises exhaust grooves formed on a front surface of a lower plate (or a back substrate). The exhaust grooves extend in a direction in which address electrodes or sustain electrodes extend.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: August 19, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Kyoung-Doo Kang
  • Patent number: 7408301
    Abstract: A plasma display panel includes first and second substrates that face each other, a barrier rib structure that is disposed between the first and second substrates to divide a plurality of discharge cells, first and second electrodes that are formed to surround the discharge cells and that extend in a first direction. The first and second electrodes are buried in the barrier rib structure. Address electrodes are formed in a second direction crossing the first direction to correspond to the respective discharge cells, and phosphor layers are formed in the respective discharge cells, such that the discharge cells are divided into red, green, blue, and white discharge cells.
    Type: Grant
    Filed: January 4, 2006
    Date of Patent: August 5, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Kyoung-Doo Kang
  • Patent number: 7397187
    Abstract: The AC plasma display panel (PDP) has electrodes arranged to correspond to each discharge cell between two substrates, address electrodes for the selection of display cells are formed on one substrate, and a pair of display electrodes for display discharge are formed on the other substrate. The plasma display panel includes a first substrate and a second substrate opposing each other; display electrodes formed along one direction on the first substrate, being parallel to one another; address electrodes formed on the second substrate along the direction intersecting the display electrodes, and being parallel to one another; barrier ribs arranged in the space between the first substrate and the second substrate to define a plurality of discharge cells; and phosphor layers formed in each of the discharge cells. Then, expanded portions are formed in the regions of the address electrodes that correspond to the outermost discharge cells adjacent to the edges of both of the substrates.
    Type: Grant
    Filed: August 31, 2004
    Date of Patent: July 8, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-Ik Kwon, Kyoung-Doo Kang
  • Publication number: 20080158105
    Abstract: A plasma display panel including: a first substrate; a plurality of first electrodes and a plurality of second electrodes, the first and second electrodes being disposed in parallel on the first substrate; a first dielectric surrounding the first electrodes and the second electrodes and connecting the first electrodes and the second electrodes; a passivation layer on the first dielectric and on the first electrodes and the second electrodes; a second substrate facing the first substrate; a plurality of third electrodes on the second substrate and crossing the first electrodes and the second electrodes; and a second dielectric on the third electrodes.
    Type: Application
    Filed: September 20, 2007
    Publication date: July 3, 2008
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Byoung-min Chun, Kwang-sik Lee, Won-ju Yi, Kyoung-doo Kang, Yong-shik Hwang, Tae-seung Cho, Seok-gyun Woo, Jong-woo Choi, Seong-gi Choo, Young-do Choi, Jae-ik Kwon, Hyun-min Son
  • Publication number: 20080157674
    Abstract: A plasma display panel (PDP) which can reduce the cost and time of manufacturing a plasma display device, and which can improve heat transfer efficiency of a plasma display device, comprises: a transparent front substrate; a rear substrate disposed parallel to the front substrate; an electromagnetic wave shielding layer fixed on the front substrate; a plurality of discharge cells defined by barrier ribs disposed between the front substrate and the rear substrate; a plurality of address electrodes extending over the discharge cells and disposed in a given direction; a rear dielectric layer covering the address electrodes; a plurality of fluorescent layers disposed in the discharge cells; a plurality of sustaining electrode pairs extending in a direction which crosses the given direction of the address electrodes; a front dielectric layer covering the sustaining electrode pairs; and a discharge gas filling the discharge cells.
    Type: Application
    Filed: February 26, 2008
    Publication date: July 3, 2008
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Kyoung-Doo Kang
  • Publication number: 20080122358
    Abstract: Example embodiments relate to a plasma display panel including a first flexible substrate and a second flexible substrate opposing each other, a flexible electrode sheet having a plurality of electrodes to define a plurality of discharge spaces, the flexible electrode sheet may be between the first flexible substrate and the second flexible substrate, an exhaustion hole engaged with the second flexible substrate and may connect the discharge spaces to an outside, and a supporting unit installed between the first flexible substrate and the second flexible substrate adjacent to the exhaustion hole may be mounted, so as to connect the discharge spaces to the exhaustion hole.
    Type: Application
    Filed: June 20, 2007
    Publication date: May 29, 2008
    Inventors: Jae-Ik Kwon, Won-Ju Yi, Kyoung-Doo Kang, Seok-Gyun Woo
  • Publication number: 20080116799
    Abstract: A plasma display panel includes a pair of substrates having a first substrate where an image is displayed and a second substrate. A barrier rib structure separates the substrates and has discharge cells within the barrier rib structure. Discharge electrode pairs are in the barrier rib structure, at least one of the discharge electrode pairs surrounding a discharge cell. A ferroelectric layer is on surfaces of the barrier rib structure forming the discharge cells. A phosphor layer is in each of the discharge cells.
    Type: Application
    Filed: November 9, 2007
    Publication date: May 22, 2008
    Inventors: Tae-Seung Cho, Won-Ju Yi, Kyoung-Doo Kang, Young-Do Choi, Jae-Ik Kwon, Yong-Shik Hwang, Byoung-Min Chun, Seok-Gyun Woo, Hyea-Jin Park
  • Publication number: 20080111486
    Abstract: A plasma display panel includes a front substrate and a rear substrate facing each other, two or more electrode sheets having apertures or openings arranged in a uniform pattern for forming discharge spaces between the front substrate and the rear substrate, and including discharge electrodes surrounding at least a part of each of the discharge spaces and extending in one direction. Phosphor layers are located on the front substrate or the rear substrate to correspond to the discharge spaces. and a discharge gas filled in the discharge spaces, wherein projection portions are formed on side surfaces of the discharge electrodes and project into the discharge spaces.
    Type: Application
    Filed: October 16, 2007
    Publication date: May 15, 2008
    Inventors: Byoung-Min Chun, Won-Ju Yi, Kyoung-Doo Kang, Yong-Shik Hwang, Tae-Seung Cho, Jong-Woo Choi, Seok-Gyun Woo, Jae-Ik Kwon, Young-Do Choi
  • Patent number: 7372204
    Abstract: A plasma display panel, and particularly to a surface-discharge plasma display panel that may have an electrode structure in which a pair of discharge sustain electrodes may be arranged at respective discharge cells between two substrates to make the display discharge. The plasma display panel may include igniter electrodes formed over barrier ribs extending from discharge sustain electrodes along the barrier ribs, and protruding toward the inside of discharge cells at their ends.
    Type: Grant
    Filed: August 9, 2004
    Date of Patent: May 13, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-Ik Kwon, Kyoung-Doo Kang
  • Publication number: 20080106196
    Abstract: A flexible plasma display panel including a display area defined by a first substrate and a second substrate, which are disposed to face each other to form discharge spaces therebetween, wherein the first substrate and the second substrate are flexible and include a plurality of electrodes; and a sealing area for sealing the first substrate and the second substrate by compressing the first and second substrates on edges of the display area.
    Type: Application
    Filed: May 9, 2007
    Publication date: May 8, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun WOO, Jae-Ik Kwon, Won-Ju Yi, Kyoung-Doo Kang, Ho-Young Ahn, Soo-Ho Park
  • Publication number: 20080100217
    Abstract: A plasma display apparatus and manufacturing method. The plasma display apparatus includes a front substrate and a rear substrate. The rear substrate is formed of a metallic substance in which a plurality of grooves are formed on a surface facing the front substrate. An oxidation layer covers at least the surface facing the front substrate. A plurality of barrier ribs are located between the front and rear substrates and define a plurality of discharge cells corresponding to the grooves of the rear substrate. A plurality of discharge electrodes are located in the barrier ribs, surround at least portions of the discharge cells, and are separated from one another. A plurality of fluorescent substances are located in the grooves of the rear substrate. A discharge gas is filled in the discharge cells.
    Type: Application
    Filed: September 24, 2007
    Publication date: May 1, 2008
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Yong-Shik Hwang, Won-Ju Yi, Kyoung-Doo Kang, Jae-Ik Kwon
  • Patent number: 7365491
    Abstract: A plasma display panel includes a back substrate having back barrier ribs partitioning a plurality of discharge cells; a front substrate arranged to be opposite to the back substrate and having front barrier ribs partitioning the discharge cells in cooperation with the back barrier ribs; back discharge electrodes arranged within the back barrier ribs to enclose the discharge cells; front discharge electrodes arranged within the front barrier ribs to enclose the discharge cells; phosphor layers arranged within the discharge cells; and discharge gas arranged within the discharge cells.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: April 29, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyoung-Doo Kang, Won-Ju Yi
  • Publication number: 20080094319
    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 and a plurality of non-discharge regions. Phosphor layers are formed within each of the discharge cells. Discharge sustain electrodes are formed on the first substrate. The non-discharge regions are formed in areas encompassed by discharge cell abscissas and ordinates that pass through centers of each of the discharge cells. Also, external light absorbing members are formed between the second substrate and the barrier ribs layer at areas corresponding to locations of the non-discharge regions.
    Type: Application
    Filed: December 6, 2007
    Publication date: April 24, 2008
    Inventors: Seok-Gyun Woo, Woo-Tae Kim, Kyoung-Doo Kang, Hun-Suk Yoo, Jae-Ik Kwon, Tae-Joung Kweon, Eun-Gi Heo