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: 8222815Abstract: 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: GrantFiled: August 25, 2009Date of Patent: July 17, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Patent number: 8125150Abstract: 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: GrantFiled: October 19, 2009Date of Patent: February 28, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Patent number: 8043653Abstract: 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: GrantFiled: November 20, 2008Date of Patent: October 25, 2011Assignee: Samsung SDI Co., Ltd.Inventor: Tae-Joung Kweon
-
Patent number: 7986097Abstract: 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: GrantFiled: October 23, 2009Date of Patent: July 26, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Patent number: 7911416Abstract: 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: GrantFiled: December 6, 2007Date of Patent: March 22, 2011Assignee: 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: 7876046Abstract: 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: GrantFiled: December 19, 2008Date of Patent: January 25, 2011Assignee: Samsung SDI Co., Ltd.Inventor: Tae-Joung Kweon
-
Publication number: 20100201264Abstract: 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: ApplicationFiled: February 2, 2010Publication date: August 12, 2010Applicant: Samsung SDI Co., Ltd.Inventor: Tae-Joung KWEON
-
Publication number: 20100109527Abstract: 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: ApplicationFiled: October 23, 2009Publication date: May 6, 2010Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Publication number: 20100109982Abstract: 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: ApplicationFiled: August 25, 2009Publication date: May 6, 2010Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Publication number: 20100096973Abstract: 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: ApplicationFiled: October 19, 2009Publication date: April 22, 2010Inventors: Tae-Joung Kweon, Sung-Hune Yoo
-
Publication number: 20090179568Abstract: 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: ApplicationFiled: December 19, 2008Publication date: July 16, 2009Inventor: Tae-Joung Kweon
-
Publication number: 20090134795Abstract: 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: ApplicationFiled: May 7, 2008Publication date: May 28, 2009Inventor: Tae-Joung Kweon
-
Publication number: 20090098279Abstract: 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: ApplicationFiled: November 20, 2008Publication date: April 16, 2009Inventor: Tae-Joung Kweon
-
Patent number: 7518312Abstract: 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: GrantFiled: February 14, 2006Date of Patent: April 14, 2009Assignee: Samsung SDI Co., Ltd.Inventor: Tae-Joung Kweon
-
Publication number: 20090066215Abstract: 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: ApplicationFiled: September 11, 2008Publication date: March 12, 2009Inventor: Tae-Joung Kweon
-
Patent number: 7498746Abstract: 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: GrantFiled: January 31, 2006Date of Patent: March 3, 2009Assignee: Samsung SDI Co., Ltd.Inventors: Tae-Joung Kweon, Kyoung-Doo Kang
-
Patent number: 7495270Abstract: 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: GrantFiled: May 30, 2006Date of Patent: February 24, 2009Assignee: Samsung SDI Co., Ltd.Inventor: Tae-Joung Kweon
-
Publication number: 20090033224Abstract: 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: ApplicationFiled: July 24, 2008Publication date: February 5, 2009Inventors: Joe-Oong Hahn, Tae-Joung Kweon, Sung-Yong Lee, Yong-Woo Jung, Seung-Beom Seo, Jang-Woo Lee, Hee-Joun You
-
Patent number: 7482753Abstract: 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: GrantFiled: October 28, 2004Date of Patent: January 27, 2009Assignee: Samsung SDI Co., Ltd.Inventor: Tae-Joung Kweon
-
Publication number: 20090021169Abstract: 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: ApplicationFiled: July 14, 2008Publication date: January 22, 2009Inventor: Tae-Joung Kweon