Multiple Gaseous Discharge Display Panel Patents (Class 313/582)
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Patent number: 8334653Abstract: A display apparatus includes a plasma display panel (PDP) and a filter. The PDP has a display surface, and the filter has a panel side facing the display surface of the PDP and an opposing viewer side facing away from the display surface. The filter includes a base unit. The filter also includes pattern units that absorb external light from the viewer side. The pattern units have boundaries that define widths of pattern tops and widths of pattern bottoms. A distance between a pattern top and a pattern bottom defines a pattern height. A distance between adjacent boundaries, of a pair of adjacent pattern units, at adjacent pattern bottoms can be less than a distance between the adjacent boundaries at adjacent pattern tops, less than the pattern height, and greater than a width of at least one of the pattern bottoms.Type: GrantFiled: December 13, 2010Date of Patent: December 18, 2012Assignee: LG Electronics Inc.Inventors: Hong Rae Cha, Ji Hoon Sohn, Sam Je Cho, Woo Sung Jang, Woon Seo Shin
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Patent number: 8334820Abstract: A plasma display panel is disclosed. The plasma display panel includes a scan electrode and a sustain electrode positioned parallel to each other on a front substrate, an upper dielectric layer positioned on the scan electrode and the sustain electrode, a rear substrate on which an address electrode is positioned to intersect the scan electrode and the sustain electrode, a lower dielectric layer positioned on the address electrode, and a barrier rib positioned between the front substrate and the rear substrate. The barrier rib includes lead (Pb) equal to or less than 1,000 ppm (parts per million). A discharge gas is filled between the front substrate and the rear substrate and includes helium (He) of 9% to 42%.Type: GrantFiled: October 31, 2007Date of Patent: December 18, 2012Assignee: LG Electronics Inc.Inventors: Seongnam Ryu, Gibum Lee, Jongmun Yang, Jain Goo, Hyeonjae Lee, Jinyoung Kim, Jeonghyun Hahm, Myongsoon Jung, Jihoon Lee
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Publication number: 20120313517Abstract: Some embodiments include methods of forming plasma-generating microstructures. Aluminum may be anodized to form an aluminum oxide body having a plurality of openings extending therethrough. Conductive liners may be formed within the openings, and circuitry may be formed to control current flow through the conductive liners. The conductive liners form a plurality of hollow cathodes, and the current flow is configured to generate and maintain plasmas within the hollow cathodes. The plasmas within various hollow cathodes, or sets of hollow cathodes, may be independently controlled. Such independently controlled plasmas may be utilized to create a pattern in a display, or on a substrate. In some embodiments, the plasmas may be utilized for plasma-assisted etching and/or plasma-assisted deposition. Some embodiments include constructions and assemblies containing multiple plasma-generating structures.Type: ApplicationFiled: August 23, 2012Publication date: December 13, 2012Applicant: MICRON TECHNOLOGY, INC.Inventors: Neal Rueger, Stephen J. Kramer
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Patent number: 8330366Abstract: A plasma display device that can reduce vibration noise of the conductive tape through reducing the vibration of the conductive tape caused by vibration of the outside or inside of the plasma display panel by forming the noise prevention hole in the conductive tape attached to the filter and bracket. The plasma display device includes: a plasma display panel; a filter attached on a front surface of the plasma display panel; a chassis base whose front surface is mounted on the rear surface of the plasma display panel; a driving circuit unit, mounted on the rear surface of the chassis base, driving the plasma display panel; a plurality of brackets, connected to the rear surface of the chassis base, being extended to the front surface of the plasma display panel; and a conductive tape, attached to the filter and bracket, transmitting electromagnetic wave incident on the filter to the chassis base, where the conductive tape includes a plurality of noise prevention holes.Type: GrantFiled: December 8, 2009Date of Patent: December 11, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Jungsun Kwak, Juntae Kim, Jungheon Kim
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Patent number: 8330365Abstract: A method for formation of a line pattern using a multiple nozzle head includes forming a cell region in which display cells with a height corresponding to a multiple of a line gap of nozzles provided to the multiple nozzle head are repeated in two dimensions; and forming different kinds of first and second line patterns alternatively repeated on the cell region by ink-jet printing using the multiple nozzle head. When the multiple nozzle head scans once, the first and second line patterns are formed at the same time under the condition that the height of the display cells and a gap between two associative line patterns are a multiple of the line gap of nozzles. This method may improve productivity by reducing the number of scans of the multiple nozzle head, and also decrease the possibility of open circuit occurring when forming a line pattern by ink jetting.Type: GrantFiled: January 9, 2008Date of Patent: December 11, 2012Assignee: LG Chem, Ltd.Inventors: Hyun-Sik Kim, Jung-Ho Park
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Patent number: 8330340Abstract: The light emitting device according to the present invention includes: a substrate (11); a light emitting layer (13) provided on the substrate (11); and a reflective layer (12) provided between the substrate (11) and the light emitting layer (13). The reflective layer (12) includes plate-like inorganic oxide particles. The inorganic oxide particles are accumulated on the substrate (11) in such a way that the largest face of each of the inorganic oxide particles is oriented substantially parallel to the principal plane of the substrate (11).Type: GrantFiled: January 29, 2009Date of Patent: December 11, 2012Assignee: Panasonic CorporationInventors: Masahiro Higashikawa, Izumi Toyoda, Kenji Hasegawa
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Patent number: 8330367Abstract: A plasma display panel has a first substrate, plural pairs of display electrodes, a second substrate, and plural data electrodes. Each pair of the display electrodes is made up of a scanning electrode and a sustain electrode which are arranged parallel to each other on the first substrate. The second substrate is disposed opposite to the first substrate. A discharge space is formed between the first substrate and second substrate. The data electrodes are arranged in a direction perpendicular to the display electrodes on the second substrate. The data electrode is wider in peripheral portion of the second substrate than in a central portion of the second substrate.Type: GrantFiled: February 22, 2012Date of Patent: December 11, 2012Assignee: Panasonic CorporationInventors: Tomohiro Murakoso, Kenji Ogawa, Toru Ando, Kentaro Ueda, Yohei Koshio, Ryuichi Murai
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Patent number: 8330368Abstract: An object of the present invention is to provide a plasma display panel that can suppress the generation of cracks in a dielectric layer, and also improve the yield, and a method for manufacturing such a display panel. A dielectric layer on a front panel is designed to have a two-layer structure in which a first dielectric layer and a second dielectric layer are laminated, and the first dielectric layer is formed through processes in which, after printing or applying a dielectric paste containing a glass frit onto a front substrate so as to cover display electrodes formed thereon as a stripe pattern, drying and firing the resulting substrate at a temperature not less than a softening point of the glass frit, and the second dielectric layer is formed on the first dielectric layer by using a sol-gel method.Type: GrantFiled: November 10, 2009Date of Patent: December 11, 2012Assignee: Panasonic CorporationInventors: Shuzo Tsuchida, Kazuto Fukuda, Kenji Date
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Patent number: 8319430Abstract: A plasma display panel includes a front plate, a rear plate facing the front plate, and a phosphor layer formed on the rear plate. The phosphor layer includes a green phosphor layer containing Zn2SiO4:Mn and (Y1-X, GdX)3Al5O12:Ce, where 0?X?1. In Zn2SiO4:Mn, the amount of Mn is no less than 8 at. % to no more than 10 at. % relative to the total amount of Zn and Mn, and the total amount of Zn and Mn is no less than 197 at. % to no more than 202 at. % relative to the amount of Si. The amount of (Y1-X, GdX)3Al5O12:Ce is no less than 20 wt. % to no more than 50 wt. % relative to the total amount of Zn2SiO4:Mn and (Y1-X, GdX)3Al5O12:Ce.Type: GrantFiled: April 15, 2011Date of Patent: November 27, 2012Assignee: Panasonic CorporationInventors: Yoshihisa Nagasaki, Kazuhiko Sugimoto
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Patent number: 8319705Abstract: The plasma display device has a display panel having first and second display electrodes and address electrodes, an electrode drive circuit, and a drive control circuit for controlling the electrode drive circuit. The drive control circuit performs a reset drive control, address drive control and sustain drive control in each subfield. The drive control circuit performs an all cell reset drive control which resets all cells in a first subfield out of the plurality of subfields, and an ON cell reset drive control which resets ON cells in a second subfield. At a first temperature T1, an ultimate potential of an slope pulse of the first display electrode is controlled to be a first potential in the ON cell reset drive control, and at a second temperature T2>T1, the ultimate potential is controlled to be a second potential higher than the first potential.Type: GrantFiled: November 25, 2008Date of Patent: November 27, 2012Assignee: Hitachi, Ltd.Inventors: Junichi Kumagai, Katsumi Ito
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Patent number: 8305299Abstract: There is provided a plasma display device using a driving device for supplying driving signals to a plasma display panel (PDP). In a sustain falling period that at least partially overlaps the rising period of reset signals supplied to scan electrodes formed on the PDP, a voltage supplied to sustain electrodes is gradually reduced and a positive polar voltage is supplied to address electrodes. In driving the PDP, gradually falling signals are supplied to the sustain electrodes in the rising period of the reset signals so that the driving margin of the PDP can be secured. The positive polar voltage is supplied to the address electrodes so that initialization discharge can be stably performed and that the erroneous discharge of the plasma display device can be reduced.Type: GrantFiled: November 5, 2008Date of Patent: November 6, 2012Assignee: LG Electronics Inc.Inventors: Sung Kwang Cho, Yun Kwon Jung, Kyung Ryeol Shim, Yang Ki An
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Patent number: 8304972Abstract: A coating layer for blocking EMI is disclosed, which comprises a base substrate, and a deposition member formed at one surface of the base substrate, comprising a plurality of repetitive unit films which include metal layers and high refraction layers, wherein any one of the outmost metal layers of the deposition member has a minimum thickness among the metal layers. Also, an optical filter which includes the coating layer and a display apparatus are disclosed.Type: GrantFiled: June 11, 2007Date of Patent: November 6, 2012Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Jang Hoon Lee, Je Choon Ryoo, Jeong Hong Oh, Eui Soo Kim, Jong Han Oh
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Patent number: 8299696Abstract: A gas discharge device comprising a multiplicity of hollow gas filled Plasma-shells located on a substrate, each Plasma-shell being wholly or partially made of a first luminescent material, an exterior portion of each Plasma-shell containing a second luminescent material. The first luminescent material comprises an inorganic material or a combination of organic and inorganic materials. The second luminescent material comprises an organic material or a combination of organic and inorganic materials. Both the first and second luminescent materials may be the same material(s). The combination of organic and inorganic materials includes mixtures, suspensions, dispersions, layers, and coatings.Type: GrantFiled: December 7, 2009Date of Patent: October 30, 2012Assignee: Imaging Systems TechnologyInventors: Carol Ann Wedding, Daniel K. Wedding, Oliver M. Strbik, III
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Patent number: 8299707Abstract: A display panel includes a first substrate, a display layer, a second substrate and a water-proofing frame. The first substrate has a view area and a ring-shaped through trench and includes a first base, a first metal layer, a gate-insulating layer, a second metal layer, a semiconductor layer, a bibulous insulating layer and a pixel-electrode layer. The gate-insulating layer is disposed between the first and the second metal layers. The bibulous insulating layer is disposed on the second metal layer and the gate-insulating layer. The ring-shaped through trench passes through the bibulous insulating layer and the part of the gate-insulating layer exposed by the second metal layer and surrounds the view area. The water-proofing frame is disposed at the ring-shaped through trench, connects the first substrate and the second substrate and encloses a wet-proof space between the first substrate and the second substrate. Besides, another display panel is also provided.Type: GrantFiled: December 8, 2009Date of Patent: October 30, 2012Assignee: E Ink Holdings Inc.Inventors: Chuan-Feng Liu, Ya-Rou Chen, Wei-Lun Su, Heng-Hao Chang, Chi-Ming Wu
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Patent number: 8299708Abstract: In an embodiment, a pixel structure has an electrical conductor, a dielectric on the electrical conductor, a plurality of ribs on the dielectric, and a plurality of discrete protrusions protruding from a surface of each of the ribs. The plurality ribs define a plurality of compartments on the dielectric.Type: GrantFiled: October 25, 2010Date of Patent: October 30, 2012Assignee: Hewlett-Packard Development Company, L.P.Inventors: Vincent C Korthuis, Cary G Addington, Peter S Nyholm
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Patent number: 8294364Abstract: A plasma display panel is disclosed. In one embodiment, the plasma display panel includes a first member, which is a base substrate for forming a phosphor layer, having at least one inclined surface. Also a method of manufacturing the plasma display panel is disclosed. In one embodiment, both the first member and a second member formed on the first member are manufactured using a photolithography method using different exposure masks. Accordingly, the plasma display panel may be manufactured having increased reliability and productivity and a method of manufacturing the plasma display panel is provided.Type: GrantFiled: January 15, 2010Date of Patent: October 23, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Sung-Hee Cho, Sung-Soo Kim, Hyoung-Bin Park
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Patent number: 8294342Abstract: An optical sheet capable of enhancing contrast is provided. The optical sheet includes a layer configured to control light incident on the layer and then allow the light to exit towards the observer side. The optical sheet includes: an optical functional sheet layer having multiple prisms capable of transmitting light and multiple light-absorbing parts capable of absorbing light, the multiple prisms and multiple light-absorbing parts being arranged alternately along a sheet plane of the optical sheet; and an electromagnetic-wave shield layer. The electromagnetic-wave shield layer is positioned on a side opposite to the observer side relative to the optical functional sheet layer.Type: GrantFiled: December 11, 2007Date of Patent: October 23, 2012Assignee: Dai Nippon Printing Co., Ltd.Inventors: Tsuyoshi Kashiwagi, Yousuke Ezaki, Yukihiro Makita, Takayuki Niijima
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Patent number: 8294366Abstract: A PDP includes a front panel including display electrode (6) formed on glass substrate (3), dielectric layer (8) covering display electrode (6), and protective layer (9) formed on dielectric layer (8); and a rear panel opposing to the front panel to form a discharge space filled with discharge gas, and including an address electrode formed along a direction intersecting with display electrode (6), and a barrier rib partitioning the discharge space, wherein protective layer (9) is formed of a metal oxide made of magnesium oxide and calcium oxide and contains aluminum, and a diffraction angle where a peak of the metal oxide occurs exists between a diffraction angle where a peak of the magnesium oxide occurs and a diffraction angle where a peak of the calcium oxide occurs in an X-ray diffraction analysis on a surface of protective layer (9).Type: GrantFiled: December 14, 2009Date of Patent: October 23, 2012Assignee: Panasonic CorporationInventors: Jun Hashimoto, Masashi Gotou, Eiji Takeda, Takayuki Shimamura
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Patent number: 8288948Abstract: A plasma display panel including a front substrate and a rear substrate facing each other; a barrier wall interposed between the front substrate and the rear substrate, including base portions arranged on either side of a main discharge space and protruding portions protruding on the base portions, and defining stepped spaces on either side of the main discharge space; a scan and a sustain electrode pair including a pair of bus electrodes disposed in the main discharge space and a pair of transparent electrodes extending from the bus electrodes toward the stepped space; an address electrode that generates, together with the scan electrode, an address discharge and crossing the scan electrode; a phosphor layer formed across the main discharge space and the stepped spaces; and a discharge gas filled in the main discharge space and the stepped spaces.Type: GrantFiled: June 9, 2010Date of Patent: October 16, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Eui-Jeong Hwang, Seung-Hyun Son
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Patent number: 8284547Abstract: In a display apparatus and a method for assembling the display apparatus, the display apparatus includes for an embodiment a backlight assembly, a lower receiving member, a display panel and an upper receiving member. The backlight assembly provides light. The lower receiving member receives the backlight assembly. The display panel is disposed over the backlight assembly. An end portion of the upper receiving member is disposed on a non-display area of the first substrate and protrudes between an end portion of the front case and the first substrate. The upper receiving member is combined with the lower receiving member and fixes the display panel. Thus, the display panel may be safely fixed (secured).Type: GrantFiled: May 29, 2008Date of Patent: October 9, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Dong-Gyu Kim
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Patent number: 8283864Abstract: A plasma display panel has a front plate, and a rear plate arranged so as to be opposed to the front plate. The front plate has a display electrode, a dielectric layer to cover the display electrode, and a protective layer to cover the dielectric layer. The protective layer has a luminescence peak in a wavelength ranging from not less than 350 nm to not more than 550 nm under irradiation of light having a wavelength of 146 nm. In addition, the protective layer has a luminescence peak in a wavelength ranging from not less than 350 nm to not more than 550 nm under irradiation of light having a wavelength of 173 nm. A ratio A/B between a peak intensity of luminescence under the light having the wavelength of 146 nm and a peak intensity of luminescence under the light having the wavelength of 173 nm falls within a range from more than 3.0 to not more than 7.0.Type: GrantFiled: February 8, 2011Date of Patent: October 9, 2012Assignee: Panasonic CorporationInventors: Hideji Kawarazaki, Keiji Horikawa, Chiharu Koshio, Kanako Okumura
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Patent number: 8277685Abstract: Disclosed is a dispersant having a multifunctional head, and a phosphor paste composition comprising the dispersant. The dispersant has a multifunctional head that comprises an acidic group, a basic group and an aromatic group, thereby enhancing an affinity for the surface of phosphor particles and improving dispersibility.Type: GrantFiled: June 29, 2011Date of Patent: October 2, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Seon Mi Yoon, Hyeon Jin Shin, Jae Young Choi, Seong Jae Choi, Bum Jae Lee, Ungyu Paik, Sangkyu Lee, Jung Hwan Lee
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Patent number: 8278824Abstract: Electrode and electrode pad configurations for a gas discharge device having one or more substrates and a multiplicity of pixels or sub-pixels that are defined by a hollow plasma-shell filled with an ionizable gas. The invention is described with reference to a plasma-dome, but other plasma-shell geometric shapes may be used including plasma-discs and plasma-spheres.Type: GrantFiled: August 9, 2010Date of Patent: October 2, 2012Assignee: Imaging Systems Technology, Inc.Inventors: Carol Ann Wedding, Daniel K. Wedding, Oliver M. Strbik, III
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Patent number: 8274221Abstract: Some embodiments include methods of forming plasma-generating microstructures. Aluminum may be anodized to form an aluminum oxide body having a plurality of openings extending therethrough. Conductive liners may be formed within the openings, and circuitry may be formed to control current flow through the conductive liners. The conductive liners form a plurality of hollow cathodes, and the current flow is configured to generate and maintain plasmas within the hollow cathodes. The plasmas within various hollow cathodes, or sets of hollow cathodes, may be independently controlled. Such independently controlled plasmas may be utilized to create a pattern in a display, or on a substrate. In some embodiments, the plasmas may be utilized for plasma-assisted etching and/or plasma-assisted deposition. Some embodiments include constructions and assemblies containing multiple plasma-generating structures.Type: GrantFiled: September 13, 2011Date of Patent: September 25, 2012Assignee: Micron Technology, Inc.Inventors: Neal R. Rueger, Stephen J. Kramer
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Patent number: 8269404Abstract: An external light blocking film includes a base of transparent resin and an external light blocking pattern having a plurality of external light blocking parts. The external light blocking part is formed by filling a groove with a light absorption material. One end of the external light blocking part is exposed on a surface of the base, and the other end of the external light blocking part is buried in the base. The one end has a shape of a stripe and the other end has a shape of a zigzag curve when viewed from the front. Furthermore, a method of fabricating an external light blocking film and a filter for a display device having an external light blocking film are provided. The external light blocking film has an excellent ability to absorb external light. A complicated pattern of the external light blocking film can be easily formed without additional machining processes, whereby the fabrication time and cost can be saved.Type: GrantFiled: October 31, 2008Date of Patent: September 18, 2012Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Eun-Young Cho, Nam Heui Lee, In Sung Sohn, Duck Ki Ahn
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Patent number: 8269419Abstract: A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. An area ratio of the magnesium oxide crystal particles to the metal oxide layer is 0.1% to 85%.Type: GrantFiled: July 15, 2011Date of Patent: September 18, 2012Assignee: Panasonic CorporationInventors: Taro Naoi, Hai Lin, Eishiro Otani, Hiroshi Ito
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Patent number: 8268192Abstract: A blue phosphor, a display device including the same, and associated methods, the blue phosphor including BaMgAl10O17:Eu (BAM) phosphor particles having a surface component and an internal component, wherein an aluminum/barium (Al/Ba) molar ratio of the surface component of the phosphor particles is 1.1 to about 1.4 times the Al/Ba molar ratio of the internal component of the phosphor particles, and the Al/Ba molar ratios are continuously variable between the internal component and the surface component.Type: GrantFiled: July 31, 2009Date of Patent: September 18, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Ick-Kyu Choi, Yoon-Chang Kim, Do-Hyung Park, Mi-Ran Song, Hyun-Deok Lee, Ji-Hyun Kim, Yu-Mi Song, Jay-Hyok Song, Young-Hun Lee, Min-Ju Kim, Jin-Hyoung Seo, Young-Ki Kim
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Patent number: 8264146Abstract: A plasma display panel includes a front panel wherein an electrode, a dielectric layer and a protective layer are formed on a substrate of the front panel; and a rear panel wherein an electrode, a dielectric layer and a barrier rib and a phosphor layer are formed on a substrate of the rear panel. The front panel and the rear panel are oppositely disposed to each other. The electrode of the front panel is composed of a transparent electrode and a bus electrode, and the bus electrode comprises a melted-solidified portion obtained by a melting and subsequent solidifying of electrically-conductive particles.Type: GrantFiled: February 14, 2011Date of Patent: September 11, 2012Assignee: Panasonic CorporationInventors: Michiru Kuromiya, Shuzo Tsuchida, Tomohiro Okumura
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Patent number: 8264145Abstract: A display filter includes a base layer having a plurality of structures, the plurality of structures being projected from a first surface of the base layer, an external light shielding layer on the plurality of structures, the external layer being on an upper surface and on a first side surface of the structures, and an electromagnetic wave shielding layer on the plurality of structures, the electromagnetic wave shielding layer being on the upper surface and on a second side surface of the structures, the first and second side surfaces of the structures being opposite each other, and a portion of the external light shielding layer being between the structures and a portion of the electromagnetic wave shielding layer.Type: GrantFiled: November 24, 2009Date of Patent: September 11, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Jinyoung Lee, Sungyong Lee, Jaehyung Kim
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Publication number: 20120223637Abstract: A rear panel for a plasma display panel (PDP) includes a substrate, and an address electrode on the substrate, the address electrode including an aluminum containing layer and a silver containing layer stacked on each other.Type: ApplicationFiled: September 23, 2011Publication date: September 6, 2012Inventors: Dong Il Shin, Chang Won Park, Ryun Min Heo, Kuninori Okamoto, Min Su Park, Won Hee Lee
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Patent number: 8259448Abstract: An image display device is provided with a chassis supporting a display panel on its front surface, circuit boards arranged within a specific region of the back surface of the chassis, a back cover having an edge portion that covers the outside of the specific region of the back surface of the chassis and a projecting portion that accommodates the circuit boards, and a fan arranged inside the space defined by projecting portion. The projecting portion includes a main wall and a peripheral wall, and the peripheral wall is provided with an air inlet and an air outlet. The edge portion is provided with a sound absorbing material on its outer wall surface in the vicinity of the air outlet.Type: GrantFiled: August 26, 2010Date of Patent: September 4, 2012Assignee: Panasonic CorporationInventor: Takayuki Furukawa
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Patent number: 8258700Abstract: A plasma display panel has a front substrate (3) and a back substrate (2) arranged opposed to each other through a discharge space (4). On the back substrate, a fluorescent layer (5) is formed. On the front substrate, display electrodes are formed extending in a horizontal direction, a discharge cell area is demarcated corresponding to the display electrodes, and a plurality of shielding films (13) extending in the horizontal direction are moreover formed at each position which is among the display electrodes and within the discharge cell area. When the distance between the shielding films and the fluorescent layer is set to be D, the width L of a shielding film and the distance S between the shielding films satisfy 0.58?L?D and D?S?1.73D. This reduces the reflectance ratio of outdoor daylight to improve lighted room contrast.Type: GrantFiled: May 7, 2007Date of Patent: September 4, 2012Assignee: Hitachi, Ltd.Inventors: Akira Otsuka, Takashi Sasaki
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Patent number: 8253333Abstract: A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. The magnesium oxide crystal particles are arranged on the discharge space side of the metal oxide layer, or alternatively, part of the magnesium oxide crystal particles are disposed within the metal oxide layer.Type: GrantFiled: July 15, 2011Date of Patent: August 28, 2012Assignee: Panasonic CorporationInventors: Taro Naoi, Hai Lin, Eishiro Otani, Hiroshi Ito
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Patent number: 8248377Abstract: A touch panel includes a first electrode plate, a second electrode plate separated from the first electrode plate. The first electrode plate includes a first substrate and a first conductive layer disposed on a lower surface of the first substrate. The second electrode plate includes a second substrate and a second conductive layer disposed on an upper surface of the second substrate. The first conductive layer and the second conductive layer include a carbon nanotube film respectively.Type: GrantFiled: September 29, 2008Date of Patent: August 21, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Shou-Shan Fan, Ga-Lane Chen
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Patent number: 8248381Abstract: A touch panel includes a substrate, a transparent conductive layer, and at least two electrodes. The transparent conductive layer is disposed on the substrate. The at least two electrodes is separately disposed, and electrically connected with the transparent conductive layer. At least one of the electrodes includes a carbon nanotube layer. Further a display device using the above-described touch panel is also included.Type: GrantFiled: September 29, 2008Date of Patent: August 21, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8242668Abstract: A light source module including a planar light source, a heat dissipation medium, and a heat dissipation element are disclosed. The planar light source includes a light box, electrodes, and an insulation layer. The light box has a light emitting surface and a bottom surface opposite to the light emitting surface. The electrodes and the insulation layer are disposed on the bottom surface, and the insulation layer covers the electrodes. The heat dissipation medium is disposed on the insulation layer. The heat dissipation element includes conductive contact portions contacting the heat dissipation medium and a conductive connection portion connecting the conductive contact portions, wherein the orthographic projections of the conductive contact portions and the orthographic projections of the electrodes on the bottom surface are not overlapped by each other, and airflow channels are formed between the conductive contact portions, the conductive connection portion, and the heat dissipation medium.Type: GrantFiled: November 10, 2009Date of Patent: August 14, 2012Assignee: Young Lighting Technology Inc.Inventors: Chen-Tsun Juan, Bor-Bin Chou, Li-Wen Chang
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Patent number: 8243030Abstract: A touch panel includes a first conductive layer, a second conductive layer and a capacitive sensing member. The first conductive layer includes a plurality of first conductive lines. The second conductive layer separated from the first conductive layer includes a plurality of second conductive lines. One of the plurality of conductive lines is located above the other plurality of conductive lines. The capacitive sensing member is connected to the first conductive lines. At least one of the first and second pluralities of conductive lines includes carbon nanotube wires. The carbon nanotube wires each include a plurality of carbon nanotubes. Further, a display device using the above-described touch panel is also included.Type: GrantFiled: September 29, 2008Date of Patent: August 14, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237670Abstract: A touch panel includes a first electrode plate and a second electrode plate. The first electrode plate includes a first substrate, a first conductive layer disposed on a lower surface of the first substrate, and two first-electrodes disposed on opposite ends of the first conductive layer. The second electrode plate separates from the first electrode plate and includes a second substrate, a second conductive layer disposed on an upper surface of the second substrate, and two second-electrodes disposed on opposite ends of the second conductive layer. At least one of the first-electrodes and the second-electrodes includes a carbon nanotube layer. Further, the present invention also relates to a display device. The display device includes a displaying unit and a touch panel.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237362Abstract: A plasma display panel (PDP) and a method of manufacturing the same with improved luminous efficiency. The PDP includes: a first substrate; a second substrate facing the first substrate; a plurality of sustain electrode pairs between the first substrate and the second substrate and extending in a first direction; a plurality of address electrodes on the second substrate and extending in a second direction crossing the first direction; a first dielectric layer on the second substrate for covering the address electrodes; a discharge enhancement layer on the first dielectric layer; a plurality of barrier ribs on the discharge enhancement layer and defining discharge cells between the first and second substrates; and phosphor layers in the discharge cells, wherein the discharge enhancement layer has an opening in each of the discharge cells, and wherein the barrier ribs have a roughness less than that of the discharge enhancement layer.Type: GrantFiled: October 27, 2009Date of Patent: August 7, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Hyun-Chul Kim, Hyoung-Bin Park, Sang-Hyuck Ahn, Sang-Ho Jeon, Seung-Hyun Son, Gi-Young Kim, Sil-Keun Jeong, Sung-Hyun Choi, Jung-Min Kim
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Patent number: 8237680Abstract: A touch panel includes a first electrode plate and a second electrode plate connected to the first electrode plated. The first electrode plate includes a first substrate, and a first conductive layer disposed on the first substrate. The second electrode includes a second substrate, and a second conductive layer disposed on the second substrate. The first or the second conductive layer includes at least one carbon nanotube composite layer.Type: GrantFiled: August 13, 2009Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan, Ga-Lane Chen, Jia-Shyong Cheng, Jeah-Sheng Wu
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Patent number: 8237674Abstract: A touch panel includes a first electrode plate and a second electrode plate separated from the first electrode plate. The first electrode plate includes a first substrate and a first conductive layer located on a lower surface of the first substrate. The second electrode plate includes a second substrate and a second conductive layer located on an upper surface of the second substrate. At least one of the first conductive layer and the second conductive layer includes at least two stacked carbon nanotube layers, each carbon nanotube layer comprising a plurality of carbon nanotubes aligned in a single direction, and the carbon nanotubes in the two adjacent carbon nanotube layers arranged along different directions. A display device adopting the touch panel includes the touch panel and a display element.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237672Abstract: An exemplary touch panel includes a substrate, transparent conductive layers, a capacitive sensing circuit, and conductive wires. The transparent conductive layers are disposed on a surface of the substrate and spaced apart from each other. Each transparent conductive layer includes a carbon nanotube layer. The carbon nanotube layer includes carbon nanotubes. The conductive wires respectively electrically connect the transparent conductive layers to the capacitive sensing circuit. A display device using the touch panel is also provided.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237679Abstract: A liquid crystal display screen includes an upper component, a bottom component and a liquid crystal layer. The upper component includes a touch panel. The touch panel includes a first conductive layer. The first conductive layer includes a transparent carbon nanotube structure. The bottom component includes a thin film transistor panel. The thin film transistor panel includes a plurality of thin film transistors. Each of the plurality of thin film transistors includes a semiconducting layer, and the semiconducting layer includes a semiconducting carbon nanotube structure. The liquid crystal layer is located between the upper component and the lower component.Type: GrantFiled: August 13, 2009Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan, Ga-Lane Chen, Jia-Shyong Cheng, Jeah-Sheng Wu
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Patent number: 8237363Abstract: A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed so as to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib for partitioning the discharge space. The protective layer is formed by forming a base film on the dielectric layer and attaching a plurality of aggregated particles of a plurality of crystal particles of metal oxide to the base film so that a plurality of aggregated particles are distributed over the entire surface, and the base film is made of MgO containing Al.Type: GrantFiled: November 12, 2008Date of Patent: August 7, 2012Assignee: Panasonic CorporationInventors: Kaname Mizokami, Shinichiro Ishino, Koyo Sakamoto, Akira Shiokawa, Hiroyuki Kadou, Yoshinao Ooe, Hideji Kawarazaki, Kazuo Uetani
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Patent number: 8237668Abstract: A touch control device includes a transparent substrate, a display element, and a touch panel. The display element is disposed on a surface of the transparent substrate and includes a displaying surface. The displaying surface is located away from the transparent substrate. The touch panel is located on opposite side of the display element from the transparent substrate. The touch panel includes a first electrode plate and a second electrode plate. The first electrode plate includes a first substrate and a first conductive layer disposed on a lower surface of the first substrate. The second electrode plate is separated from the first electrode plate and includes a second flexible substrate and a second conductive layer disposed on an upper surface of the second substrate. The first conductive layer and the second conductive layer both include a carbon nanotube layer.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237677Abstract: A liquid crystal display screen includes an upper component, a bottom component and a liquid crystal layer. The upper component includes a touch panel. The touch panel includes a first conductive layer. The conductive layer includes a transparent carbon nanotube structure, and the transparent carbon nanotube structure includes a plurality of metallic carbon nanotubes. The bottom component includes a thin film transistor panel. The liquid crystal layer is located between the upper component and the lower component.Type: GrantFiled: July 2, 2009Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan, Ga-Lane Chen, Jia-Shyong Cheng, Jeah-Sheng Wu
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Patent number: 8237671Abstract: A touch panel includes a substrate, a transparent conductive layer, and at least two electrodes. The transparent conductive layer is formed on a surface of the substrate. The transparent conductive layer includes at least two carbon nanotube layers, and each carbon nanotube layer includes a plurality of carbon nanotubes arranged along a same direction. The carbon nanotubes of adjacent carbon nanotube layers are arranged along different directions. The electrodes are electrically connected with the transparent conductive layer. Further, a display device using the touch panel is also included.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8237673Abstract: A touch panel includes a first electrode plate and a second electrode plate. The first electrode plate includes a first substrate, and a first conductive layer disposed on a lower surface of the first substrate. The second electrode plate includes a second substrate, and a second conductive layer disposed on an upper surface of the second substrate. The first conductive layer and the second conductive layer both include a carbon nanotube layer. Each carbon nanotube layer includes a plurality of carbon nanotubes. The first substrate and the second substrate are flexible. Further, the present invention also relates to a display device. The display device includes a displaying unit and a touch panel.Type: GrantFiled: September 29, 2008Date of Patent: August 7, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Kai-Li Jiang, Liang Liu, Shou-Shan Fan
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Patent number: 8231422Abstract: A plasma display panel includes a substrate, a plurality of metal electrodes, and a dielectric layer. The plurality of metal electrodes are formed on the substrate in a predetermined direction. The dielectric layer is formed on the metal electrodes by firing a glass material. The metal electrodes are formed with a film thickness of 6 ?m or less. The dielectric layer is formed with a film thickness of 25 ?m or less.Type: GrantFiled: March 6, 2007Date of Patent: July 31, 2012Assignee: Hitachi, Ltd.Inventors: Motonari Kifune, Masashi Nishiki, Akira Shimoyoshi
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Patent number: 8232725Abstract: A gas discharge device with one or more gas filled Plasma-tubes on or within a rigid, flexible, or semi-flexible substrate with each Plasma-tube being electrically connected to one or more electrical conductors such as electrodes. In one embodiment, each Plasma-tube is made of one or more luminescent substances with the exterior of each tube containing one or more luminescent substances. The Plasma-tubes may be used alone or in combination with Plasma-shells.Type: GrantFiled: February 20, 2010Date of Patent: July 31, 2012Assignee: Imaging Systems TechnologyInventor: Carol Ann Wedding