Patents by Inventor Tae-Joung Kweon

Tae-Joung Kweon 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: 8222815
    Abstract: A PDP includes a first substrate and a second substrate facing each other, a plurality of first discharge electrodes on the first substrate, a first dielectric layer covering the plurality of first discharge electrodes, and a plurality of second discharge electrodes on the second substrate to cross the plurality of first discharge electrodes, wherein a difference between thermal expansion coefficients of the first substrate and the first dielectric layer is greater than or equal to about 2×10?7/° C. and less than or equal to about 17×10?7/° C.
    Type: Grant
    Filed: August 25, 2009
    Date of Patent: July 17, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Patent number: 8125150
    Abstract: A plasma display panel (PDP) including first and second substrates arranged opposite to each other, a plurality of first electrodes between the first and second substrates, a dielectric layer disposed on the first substrate, a plurality of second electrodes disposed in a direction crossing the first electrodes, and red, green, and blue phosphor layers disposed between the first and second substrates, wherein the dielectric layer includes a lead-free glass and at least one of CoO, CuO, MnO2, Cr2O3, or Fe2O3 as a metal oxide additive.
    Type: Grant
    Filed: October 19, 2009
    Date of Patent: February 28, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Patent number: 8043653
    Abstract: In method of forming a dielectric film and a Plasma Display Panel (PDP) using the dielectric film, a paste is coated on a substrate and forms a dielectric film, and a lateral surface of a terminal portion of the dielectric film has a contact angle in a range of 30 to 80° with respect to a surface of the substrate. The PDP preferably includes: a first substrate and a second substrate facing each other and forming a discharge space; a plurality of pairs of sustain electrodes arranged on the first substrate; and a plurality of address electrodes arranged on the second substrate. At least one dielectric film is preferably arranged between the first substrate and the second substrate, and a lateral surface of a terminal portion of the dielectric film preferably has a contact angle in a range of 30 to 80° with respect to a surface of the first substrate.
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: October 25, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung Kweon
  • Patent number: 7986097
    Abstract: A PDP includes a first substrate and a second substrate facing each other, a plurality of first discharge electrodes on the first substrate, a first dielectric layer covering the first discharge electrodes, a plurality of second discharge electrodes on the second substrate and intersecting the first discharge electrodes, a second dielectric layer covering the second discharge electrodes, and a sealing material between the first substrate and the second substrate, wherein an absolute value of thermal expansion coefficient difference between the second dielectric layer and the sealing material is less than or equal to 13×10?7/° C.
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: July 26, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Patent number: 7911416
    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: Grant
    Filed: December 6, 2007
    Date of Patent: March 22, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Gyun Woo, Woo-Tae Kim, Kyoung-Doo Kang, Hun-Suk Yoo, Jae-Ik Kwon, Tae-Joung Kweon, Eun-Gi Heo
  • Patent number: 7876046
    Abstract: A lower dielectric layer which increases internal light reflectivity, and a plasma display panel (PDP) including the lower dielectric layer. The lower dielectric layer includes a white pigment of which concentration increases along a direction of light emitted outward from the inside of the PDP to effectively increase the internal light reflectivity.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: January 25, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung Kweon
  • Publication number: 20100201264
    Abstract: A plasma display panel includes a first substrate; a second substrate spaced apart from the first substrate and disposed to face the first substrate; a plurality display electrodes formed on the first substrate; a first dielectric layer formed on the first substrate and disposed to cover the display electrodes; a protective layer formed on the first substrate and disposed to cover the first dielectric layer; and barrier ribs disposed to define discharge cells in between the first and second substrates. At least a portion of the first dielectric layer is colored with a first color, at least portions of the barrier ribs are colored with a second color that is substantially complementary to the first color, and a difference between refractive indices of the first dielectric layer and the protective layer to be less than or equal to 0.5.
    Type: Application
    Filed: February 2, 2010
    Publication date: August 12, 2010
    Applicant: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung KWEON
  • Publication number: 20100109527
    Abstract: A PDP includes a first substrate and a second substrate facing each other, a plurality of first discharge electrodes on the first substrate, a first dielectric layer covering the first discharge electrodes, a plurality of second discharge electrodes on the second substrate and intersecting the first discharge electrodes, a second dielectric layer covering the second discharge electrodes, and a sealing material between the first substrate and the second substrate, wherein an absolute value of thermal expansion coefficient difference between the second dielectric layer and the sealing material is less than or equal to 13×10?7/° C.
    Type: Application
    Filed: October 23, 2009
    Publication date: May 6, 2010
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Publication number: 20100109982
    Abstract: A PDP includes a first substrate and a second substrate facing each other, a plurality of first discharge electrodes on the first substrate, a first dielectric layer covering the plurality of first discharge electrodes, and a plurality of second discharge electrodes on the second substrate to cross the plurality of first discharge electrodes, wherein a difference between thermal expansion coefficients of the first substrate and the first dielectric layer is greater than or equal to about 2×10?7/° C. and less than or equal to about 17×10?7/° C.
    Type: Application
    Filed: August 25, 2009
    Publication date: May 6, 2010
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Publication number: 20100096973
    Abstract: A plasma display panel (PDP) including first and second substrates arranged opposite to each other, a plurality of first electrodes between the first and second substrates, a dielectric layer disposed on the first substrate, a plurality of second electrodes disposed in a direction crossing the first electrodes, and red, green, and blue phosphor layers disposed between the first and second substrates, wherein the dielectric layer includes a lead-free glass and at least one of CoO, CuO, MnO2, Cr2O3, or Fe2O3 as a metal oxide additive.
    Type: Application
    Filed: October 19, 2009
    Publication date: April 22, 2010
    Inventors: Tae-Joung Kweon, Sung-Hune Yoo
  • Publication number: 20090179568
    Abstract: A lower dielectric layer which increases internal light reflectivity, and a plasma display panel (PDP) including the lower dielectric layer. The lower dielectric layer includes a white pigment of which concentration increases along a direction of light emitted outward from the inside of the PDP to effectively increase the internal light reflectivity.
    Type: Application
    Filed: December 19, 2008
    Publication date: July 16, 2009
    Inventor: Tae-Joung Kweon
  • Publication number: 20090134795
    Abstract: A plasma display panel (PDP) for preventing (or reducing) a chemical reaction of Na2O of a sodalime glass substrate and a metal of an electrode. The PDP includes first and second substrates, a barrier rib, a phosphor layer, an address electrode, and a display electrode. The first and second substrates are provided to face each other, the barrier rib is provided between the first and second substrates to partition discharge cells, and the phosphor layer is formed in each discharge cell. The address electrode is between the first and second substrate and extending in a first direction. The display electrode is between the first and second substrates and extending in a second direction crossing the first direction. Here, the first substrate and/or the second substrate is a sodalime glass substrate including Na2O, and a frit is between the sodalime glass substrate and the address electrode and/or the display electrode.
    Type: Application
    Filed: May 7, 2008
    Publication date: May 28, 2009
    Inventor: Tae-Joung Kweon
  • Publication number: 20090098279
    Abstract: In method of forming a dielectric film and a Plasma Display Panel (PDP) using the dielectric film, a paste is coated on a substrate and forms a dielectric film, and a lateral surface of a terminal portion of the dielectric film has a contact angle in a range of 30 to 80° with respect to a surface of the substrate. The PDP preferably includes: a first substrate and a second substrate facing each other and forming a discharge space; a plurality of pairs of sustain electrodes arranged on the first substrate; and a plurality of address electrodes arranged on the second substrate. At least one dielectric film is preferably arranged between the first substrate and the second substrate, and a lateral surface of a terminal portion of the dielectric film preferably has a contact angle in a range of 30 to 80° with respect to a surface of the first substrate.
    Type: Application
    Filed: November 20, 2008
    Publication date: April 16, 2009
    Inventor: Tae-Joung Kweon
  • Patent number: 7518312
    Abstract: A Plasma Display Panel (PDP) includes a plurality of substrates, dielectric walls, X-electrodes, Y-electrodes, and red, green, and blue phosphor layers. The substrates include front and rear substrates disposed opposite each other. The dielectric walls are disposed between the front and rear substrates to define discharge cells along with the substrates. Each of the X-electrodes includes first and second X-electrodes, separately disposed along a circumference of the discharge cell, and buried in the dielectric wall. Each of the Y-electrodes includes first and second Y-electrodes, separately disposed along the circumference of the discharge cell, and buried in the dielectric wall. Red, green, and blue phosphor layers are coated in the discharge cells. At least one of the X- and Y-electrodes, which starts a main discharge, has a different area from the other electrodes.
    Type: Grant
    Filed: February 14, 2006
    Date of Patent: April 14, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung Kweon
  • Publication number: 20090066215
    Abstract: A plasma display panel includes a front plate and a back plate spaced from and facing each other with a barrier rib therebetween, the front plate and the back plate each having a long side and a short side. A first sealant is at the long side between the front plate and the back plate and a second sealant is at the short side between the front plate and the back plate to seal a discharge space divided by the barrier rib between the front plate and the back plate. A first spacer is in the first sealant and a second spacer is in the second sealant, the second spacer having a smaller volume than the first spacer.
    Type: Application
    Filed: September 11, 2008
    Publication date: March 12, 2009
    Inventor: Tae-Joung Kweon
  • Patent number: 7498746
    Abstract: A Plasma Display Panel (PDP) which enables low-voltage address discharge, enhances maintenance of an address voltage and prevents an abnormal discharge in the outside of a display available area, includes: a front substrate; a rear substrate disposed parallel to the front substrate; a plurality of barrier ribs interposed between the front substrate and the rear substrate to define discharge cells together with the front and rear substrates; a plurality of electrodes enclosing each of the discharge cells; a fluorescent layer arranged in each of the discharge cells; and a discharge gas in the discharge cells. A portion of an outermost barrier rib defining an outside edge of an outermost discharge cell is thicker than a remaining portion of the outermost barrier rib.
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: March 3, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae-Joung Kweon, Kyoung-Doo Kang
  • Patent number: 7495270
    Abstract: Provided is a plasma display panel (PDP), which minimizes an elevation in reflection brightness caused by reflection of external light and improves in contrast and discharge efficiency. The PDP includes a front substrate transmitting visible rays; a rear substrate disposed substantially parallel to the front substrate; barrier ribs interposed between the front and rear substrates and defining a plurality of discharge cells along with the front and rear substrates, the barrier ribs formed of a dielectric material; two or more kinds of discharge electrodes disposed on at least one of the front substrate, the rear substrate, and the barrier ribs; a dielectric layer disposed on a rear surface of the front substrate; phosphor layers disposed in the discharge cells; and a discharge gas filled in the discharge cells.
    Type: Grant
    Filed: May 30, 2006
    Date of Patent: February 24, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung Kweon
  • Publication number: 20090033224
    Abstract: A plasma display panel and a method of manufacturing the plasma display panel are provided. The plasma display panel includes: a plurality of substrates including a first substrate and a second substrate disposed to face the first substrate; a plurality of barrier ribs disposed between the first substrate and the second substrate and defining a plurality of discharge spaces; a plurality of discharge electrodes disposed between the first substrate and the second substrate; phosphor layers formed in the discharge spaces; and an external light shield layer formed inside the substrates.
    Type: Application
    Filed: July 24, 2008
    Publication date: February 5, 2009
    Inventors: Joe-Oong Hahn, Tae-Joung Kweon, Sung-Yong Lee, Yong-Woo Jung, Seung-Beom Seo, Jang-Woo Lee, Hee-Joun You
  • Patent number: 7482753
    Abstract: In method of forming a dielectric film and a Plasma Display Panel (PDP) using the dielectric film, a paste is coated on a substrate and forms a dielectric film, and a lateral surface of a terminal portion of the dielectric film has a contact angle in a range of 30 to 80° with respect to a surface of the substrate. The PDP preferably includes: a first substrate and a second substrate facing each other and forming a discharge space; a plurality of pairs of sustain electrodes arranged on the first substrate; and a plurality of address electrodes arranged on the second substrate. At least one dielectric film is preferably arranged between the first substrate and the second substrate, and a lateral surface of a terminal portion of the dielectric film preferably has a contact angle in a range of 30 to 80° with respect to a surface of the first substrate.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: January 27, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Tae-Joung Kweon
  • Publication number: 20090021169
    Abstract: Barrier ribs to reduce reflection of external light and to minimize brightness losses and a Plasma Display Panel (PDP) including such barrier ribs include a black pigment having a concentration which increases in a direction of light emitted outward from inside of the PDP to effectively reduce reflection of external light.
    Type: Application
    Filed: July 14, 2008
    Publication date: January 22, 2009
    Inventor: Tae-Joung Kweon