| Patent application number | Description | Published |
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| 20080258603 | Color display device - A color display device ( | 10-23-2008 |
| 20080297447 | Display device - A display device ( | 12-04-2008 |
| 20090058768 | Display device - In a display device ( | 03-05-2009 |
| 20090273273 | Gas discharge tube, and display device having gas discharge tube arrays - A gas discharge tube includes: a elongated tube within which an electron-emissive film is formed, and which is filled with a discharge gas and sealed; a plurality of pairs of display electrodes disposed on a display side of the elongated tube; a signal electrode disposed on a rear side of the elongated tube; and an elongated support member inserted into the elongated tube and extending in the length direction of the elongated tube. The support member has a curved shape so that a curved inner surface thereof forms a discharge space, has longitudinally extending opposite edges, and has a phosphor layer formed on the inner surface of the support member. The support member further has an end wall at each of longitudinally opposite ends thereof. The end walls and the curved inner surface form an elongated depression in the support member. | 11-05-2009 |
| 20090289934 | Method of driving display device, and display device - A method of driving a display device of a plasma tube array type includes: applying, in a first address period, a scan pulse sequentially to display electrodes, each being one display electrode of each display electrode pair in a first group of display electrode pairs; applying, thereafter, a first supplemental pulse of a same polarity as that of the scan pulse to other display electrodes, each being the other display electrode of each display electrode pair in the first group of display electrode pairs, while applying a second supplemental pulse of a polarity opposite to that of the first supplemental pulse, to address electrodes; and applying, thereafter in the first address period before a second address period, a third supplemental pulse of a polarity opposite to that of the first supplemental pulse to the other display electrode of each display electrode pair in the first group of display electrode pairs. | 11-26-2009 |
| 20100237759 | Plasma tube array-type display sub-module and display device - A plasma tube array-type display sub-module commonized to allow a universal design, and a large-screen display device configured with the plural PTA sub-modules are easily provided. A front-side supporting sheet is provided, on front face of a plasma tube array with a plurality of display electrode pairs in which X and Y electrodes extend in the direction intersecting the plasma tubes. At both ends of the front-side supporting sheet, connection boards are provided in which an X connector connected to the X electrode and a Y connector connected to the Y electrode are provided separately in the direction in which the display electrode pairs extend. A flexible cable connects between the same type of connectors of the adjacent PTA sub-modules and thereby the PTA sub-modules are joined together. | 09-23-2010 |
| Patent application number | Description | Published |
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| 20080225028 | Method for Driving a Light Emitting Tube Array - A light emitting tube array drivable in an ADS subfield mode wherein a fluorescent material layer is arranged on an inner wall of each light emitting tube sandwiched between a front substrate and a rear substrate, a discharge gas is airtightly put therein, and a plurality of electrodes formed for generating discharge in the light emitting tube are formed on the front substrate and the rear substrate has a problem that a discharge error is caused so that its cells wherein light emission should be caused do not emit light since the volume of its discharge spaces is extremely larger than that in plasma display panels or since the discharge spaces are partitioned by the light emitting tubes. The inventors have invented a method for driving a light emitting tube array, which has a structure as above described, drivable in an ADS subfield mode, wherein the electric potential of a first pulse in a sustain term and the width thereof, which corresponds to the applying time of the pulse, are appropriately set, thereby preventing the discharge error. | 09-18-2008 |
| 20090108725 | Three-Electrode Surface Discharge Display - A three-electrode surface discharge display ( | 04-30-2009 |
| 20090179546 | THIN-SHAPED DISPLAY DEVICE - A light emitting portion and an electrode board including electrodes for driving the light emitting portion for light emission are provided as separate members. This allows the light emitting portion to have a smaller thickness, and widens the choices of substrate materials for the electrode board. Therefore, a flexible material can be used for the electrode board, thereby imparting the display device with flexibility. Further, the light emitting portion and the electrode board can be separately produced, so that the degree of freedom is increased in the production of the display device. Therefore, the light emitting portion and the electrode board can be produced in different steps or in different production lines. Further, the light emitting portion, the electrode board and other components can be individually evaluated for quality, thereby reducing the production costs of the display device. | 07-16-2009 |
| 20090206725 | Discharge tube array - A discharge tube array includes a plurality of elongated discharge tubes ( | 08-20-2009 |
| 20090284448 | LARGE-SCALE DISPLAY DEVICE - A large-scale display device having a plurality of display units which each include a plurality of elongated plasma tubes each filled with a discharge gas, and at least one pair of display electrodes disposed outside the plasma tubes, voltage applying means which applies a drive voltage to the display electrodes to cause electric discharge in the plasma tubes for display. | 11-19-2009 |
| 20090310343 | LIGHT EMITTING TUBE ARRAY, DISPLAY DEVICE EMPLOYING THE LIGHT EMITTING TUBE ARRAY, AND METHOD OF PRODUCING THE LIGHT EMITTING TUBE ARRAY - A light emitting tube array is provided which includes:
| 12-17-2009 |
| 20100231486 | PLASMA ARC TUBE DISPLAY DEVICE - A plasma arc tube display is fabricated by arranging a plurality of arc tubes having fluorescent substance layers on the inside and filled with a discharge gas, joining a front substrate and a rear substrate having electrodes to both surfaces of these arranged arc tubes, and interconnecting a plurality of plasma arc tube modules having frames facing the rear substrate with the flexible front substrate interposed therebetween to connect the electrodes installed on the front substrate to each other. Since the plasma arc tube modules can be folded, the plasma arc tube display can be easily transported even if it has a large-sized screen. | 09-16-2010 |
| Patent application number | Description | Published |
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| 20080199815 | Plasma display panel and method for fabricating the same - A plasma display panel in which projections are formed in grooves between partitions and phosphor layers are provided on the projections so as to increase the area where phosphor adheres and thereby to increase the luminance. A couple of substrates are opposed to each other to form a discharge space. Band-like partitions partitioning the discharge space are arranged on the back or front substrate. Wall-like projections lower than the partitions and high enough to increase the area where phosphor layers are formed are provided in the region where the discharge space is formed in the long grooves between the partitions or around the discharge space. Phosphor layers are formed in the grooves between the partitions including the wall-like projections. A method for producing such a plasma display panel is also disclosed. | 08-21-2008 |
| 20090128038 | Light-emitting discharge tube, method of fabricating the same, and protective film forming apparatus - A light-emitting discharge tube in which an outer wall surface of a glass tube is made less susceptible to flaws by forming a protective film on the outer wall surface of the glass tube, a method of fabricating the light-emitting discharge tube, and a protective film forming apparatus are provided. The light-emitting discharge tube defines light-emitting discharge regions by a plurality of external electrodes. The outer wall surface of the light-emitting discharge tube (the glass tube) is coated with the protective film (a metal film, a conductive metal oxide film, an insulating metal oxide film, or an organic film). | 05-21-2009 |
| 20100201249 | Plasma display panel and method for fabricating the same - A plasma display panel in which projections are formed in grooves between partitions and phosphor layers are provided on the projections so as to increase the area where phosphor adheres and thereby to increase the luminance. A couple of substrates are opposed to each other to form a discharge space. Band-like partitions partitioning the discharge space are arranged on the back or front substrate. Wall-like projections lower than the partitions and high enough to increase the area where phosphor layers are formed are provided in the region where the discharge space is formed in the long grooves between the partitions or around the discharge space. Phosphor layers are formed in the grooves between the partitions including the wall-like projections. A method for producing such a plasma display panel is also disclosed. | 08-12-2010 |
| Patent application number | Description | Published |
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| 20090315440 | PLASMA TUBE ARRAY-TYPE DISPLAY SUB-MODULE AND DISPLAY DEVICE - This invention provides a plasma tube array-type display sub-module that realizes one seamless large screen of a display device and prevents degradation in quality of an image to be displayed on the large screen. The electromagnetic wave shield layer is formed so as to extend beyond an effective display region over, where the plurality of plasma tubes is arranged on one side of the front-side supporting sheet. Moreover, at least one further function layer is formed only over the effective display region. The front-side supporting sheet with display electrodes and the electromagnetic wave shield layer is bent toward the back direction along a side end of the effective display region in order to join plasma tube array-type display sub-modules. | 12-24-2009 |
| 20090315441 | PLASMA TUBE ARRAY-TYPE DISPLAY SUB-MODULE AND DISPLAY DEVICE - This invention provides a plasma tube array-type display sub-module capable of reducing a possibility of occurrence of troubles on a plasma tube array during a manufacturing process even in a case where irregularities are formed on the back side of the plasma tube array, and a display device. The plasma tube array-type display sub-module comprises a plasma tube array including a plurality of plasma tubes arranged in parallel, the plasma tube array being held between an address electrode support sheet having address electrodes formed thereon and a display electrode support sheet having display electrodes formed thereon, wherein the plasma tube array is fixed to a sub-module frame through an intermediate layer that is made of a material more flexible than that of the plasma tube array and can deform along the irregularities on the address electrode support sheet of the plasma tube array. | 12-24-2009 |
| 20090315809 | DISPLAY DEVICE - A display device comprising a plurality of plasma tube array-type display sub-modules joined with a high precision is provided. The shapes of the display electrodes on the display electrode support sheets are identical in all of the plasma tube array-type display sub-modules joined. The plurality of plasma tube array-type display sub-modules are joined by a first connector joining the plasma tube array-type display sub-modules to one another, and a second connector connecting the plasma tube array-type display sub-modules to drive circuit substrates. | 12-24-2009 |
| 20090316411 | DISPLAY DEVICE - This invention provides a display device capable of maintaining a high image quality of a display image even when a plurality of plasma tube array-type display sub-modules is joined horizontally to one another. A display device comprises a plasma tube array-type display sub-module in which a plurality of plasma tubes | 12-24-2009 |
| 20090322656 | PLASMA TUBE ARRAY-TYPE DISPLAY DEVICE AND LUMINANCE CORRECTING METHOD - This invention provides a plasma tube array-type display device and a luminance correcting method realizing reduced variations in luminance values of a plasma tube array. A gradient of the luminance value in the longitudinal direction of one plasma tube is calculated on the basis of the obtained luminance value at a plurality of positions in the longitudinal direction of at least one plasma tube. A difference of the luminance value of each plasma tube obtained at the same relative position. On the basis of the gradient of the luminance value and the difference of the luminance value of each plasma tube at the same relative position, a correction luminance value in each discharge cell in the longitudinal direction of each of the plurality of plasma tubes is calculated. | 12-31-2009 |
