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| Number | Title | Issue Date |
| 7898162 | Electron beam pumped laser light source for projection television An electron beam pumped laser including a surface-emitting laser faceplate oriented at a non-perpendicular angle. Embodiments are described in which a bending coil bends the electron beam, or in which the faceplate is situated in the direct path of the e-beam emissi... | 03/01/2011 |
| 7382089 | Field emission display having damage prevention anode input terminal layers A field emission display (FED). A vacuum assembly is formed with first and second substrates and a sealant. An electron emission assembly is formed on the first substrate and emits electrons by the formation of electric fields. An illumination assembly is formed on ... | 06/03/2008 |
| 7342357 | Light emitting diode, optical semiconductor device, epoxy resin composition suited for optical semiconductor device, and method for manufacturing the same A light emitting diode comprising an LED chip having a light emitting layer made of a nitride compound semiconductor and a light transmitting resin that includes a fluorescent material which absorbs at least a part of light emitted by the LED chip and emits light of... | 03/11/2008 |
| 7324169 | Projection optical system, projection television, and method of manufacturing lens included in projection optical system Provided are a projection optical system, a projection television, and a method of manufacturing a lens included in the projection optical system. The projection optical system includes lenses for projecting color beams onto a screen. A color filter layer, absorbing... | 01/29/2008 |
| 7321186 | Front filter, and plasma display apparatus having the same Disclosed is a plasma display apparatus having the same in which an electromagnetic wave is not only shielded, but also a transmission rate can be secured. The front filter including: an electromagnetic-wave shield film having a conductive powder decentralized there... | 01/22/2008 |
| 7315114 | Display apparatus provided with a light-emitting glass face panel having an inner surface coated with a phosphor layer A display apparatus includes a face plate that constitutes a part of a vacuum envelope, a phosphor layer formed on an inner surface of the face plate, and an electron beam source that emits electron beams to the phosphor layer. The face plate includes a light-emitti... | 01/01/2008 |
| 7239082 | Illumination device with at least one LED as the light source The invention relates to a luminescence conversion led based illumination deice that emits primarily radiation in the range of from 370 and 430 nm of the optical spectrum (peak wavelength). Said radiation is converted to radiation having a longer wavelength using th... | 07/03/2007 |
| 7235792 | Color-tuned volumetric light using high quantum yield nanocrystals A light source of coaxially stacked volumetric light cells that can be used either in a lamp or a display. Each light cell is composed of high quantum yield nanocrystals in a silica aerogel matrix that is excited by a controlled ultraviolet light source. From these ... | 06/26/2007 |
| 7154215 | Color cathode ray tube capable of reducing stress A color cathode ray tube has features to decrease mechanical stress due to internal pressure made by evacuation. The cathode ray tube includes a panel on an inner surface of which a phosphor screen is formed. A funnel is joined to the panel. An electron gun generate... | 12/26/2006 |
| 7147890 | Method for coating phosphor particles This invention relates to coated particles used as phosphor particles for a phosphor screen of a display and a coating method for such particles. In the coating method of the present invention, first particles having a mean particle diameter of 3 to 10 μm are fluid... | 12/12/2006 |
| 7061172 | Cathode ray tube having improved structure of a flat panel A flat color cathode ray tube having excellent doming quality is obtained by improving the structure of a flat panel and by using a shadow mask made of AK (aluminum-killed) material. According to the cathode ray tube, an outer surface of a panel used for the cathode... | 06/13/2006 |
| 7045942 | Color picture tube The radius of curvature of the outer surface of a panel is 10,000 mm or more, and a shadow mask is made of a material containing 95% or more of iron. A sagging amount change curve along a curve C1 on the surface of the shadow mask, which a plane passing throu... | 05/16/2006 |
| 7019452 | Boron-containing red light-emitting phosphors and light sources incorporating the same A boron-containing phosphor comprises a material having a formula of AD1−xEuxB9O16, wherein A is an element selected from the group consisting of Ba, Sr, Ca, Mg, and combinations thereof; D is at least an element selecte... | 03/28/2006 |
| 7009332 | Shadow mask structure for cathode ray tube A cathode ray tube comprising a panel of which an outer surface is substantially flat and an inner surface has a certain curvature, and a shadow mask arranged with a certain interval from an inner surface of the panel and having a plurality of apertures through whic... | 03/07/2006 |
| 6960873 | CRT having internal neutral density filter field of use A novel CRT and method of making the CRT are disclosed. The CRT comprises an internal neutral density filter that lies between the phosphor deposits and the interior surface of the faceplate panel. The filter enhances the contrast of the CRT without compromising cen... | 11/01/2005 |
| 6946160 | Method of forming fluorescent screen A method of forming a fluorescent screen where a pigment film and a fluorescent film are deposited on a surface of a light transmissive substrate, is presented. The method includes coating a pigment dispersion liquid on the surface of the light transmissive substrat... | 09/20/2005 |
| 6933019 | Method of applying a uniform polymer coating A method of applying a polymer coating uses a nebulized aerosol of solubilized polymer solution having high-viscosity droplets and low-viscosity droplets to form a textured antireflective surface. Air or other gas is used to direct the nebulized aerosol toward the s... | 08/23/2005 |
| 6913787 | Coating particles by colliding larger fluidized particles to smaller slurry particles This invention relates to coated particles used as phosphor particles for a phosphor screen of a display and a coating method for such particles. In the coating method of the present invention, first particles having a mean particle diameter of 3 to 10 μm are fluid... | 07/05/2005 |
| 6885143 | Cathode ray tube with offset deflection center A cathode ray tube is provided, and more particularly, a cost-effective cathode ray tube effective for minimizing deterioration of color purity and obtaining a sufficient margin for a beam strike neck (BSN) phenomenon by moving a ½ center (deflection center) closer... | 04/26/2005 |
| 6873380 | Providing optical elements over emissive displays A display may be formed of a plurality of abutted tiles, each tile contributing a portion of the overall displayed image. Optical elements may be selectively situated between pixels to improve the optical performance of the display. In some embodiments, these optica... | 03/29/2005 |
| 6841927 | Color cathode ray tube A color cathode ray tube capable of improving the luminance attenuation characteristic and the explosion-proof characteristic through an improved shape of a panel is disclosed. In an equation F=Rdo/(Sd H 1.767), F>21, Tc/CFT≦1.35, and Rdi>(Ryi or Rxi) are satisfie... | 01/11/2005 |
| 6756727 | Color picture screen with color filter The invention describes a color picture screen with an enhanced contrast. The color picture screen comprises a color filter layer between the picture screen glass and the phosphor layer, which filter layer comprises a red pigment in the areas of the red phosphors, a... | 06/29/2004 |
| 6713953 | Field emission display device with minimal color cross-talk between two adjacent phosphor elements Disclosed is a field emission display device which can prevent mixing of colors between the phosphor elements of the field emission display device. In the field emission display device, an upper substrate and a lower substrate are spaced apart with a predetermined g... | 03/30/2004 |
| 6690107 | Color display device having color filter layers A transparent inorganic intermediate layer extends between a color filter layer and a phosphor layer in a color display device. The intermediate layer stops electrons before they can penetrate the color filter layer. Aging phenomena which adversely affect... | 02/10/2004 |
| 6555953 | Flat face type color cathode ray tube having panel with curved inner surface A color cathode ray tube of the present invention includes an evacuated envelop that is structured from a panel having a phosphor screen on its inner surface, a neck portion containing therein an electron gun assembly, and a cone-shaped section called the... | 04/29/2003 |
| 6518698 | Semiconductor laser cathode ray tube for driving at room temperature A semiconductor laser CRT for driving at room temperature, whose target is pumped by an electron beam, in which a laser target is fixed to a beaker-shaped transparent glass support plate, and the glass support plate is sealed with a glass bulb using fused... | 02/11/2003 |
| 6515639 | Cathode ray tube with addressable nanotubes A cathode ray tube (CRT) display includes a display panel having a matrix of addressable carbon nanotubes, in which each individual nanotube can be selected to help draw a corresponding electron beam from a red, green, or blue electron gun to the desired ... | 02/04/2003 |
| 6512328 | Laser cathode ray tube having electric discharge inhibitor inside the bulb A laser CRT includes a vacuum bulb provided with a metal flange, and a laser screen secured in the metal flange and having a laser target mounted on the side of the vacuum bulb. A high-voltage input passes through the wall of the vacuum bulb at a distance... | 01/28/2003 |
| 6472810 | Light source device, exposure apparatus and cathode ray tube panel A light device includes a shielding plate (2) having an opening (2H) of a rectangular cross-sectional configuration and placed over an optical window retainer (15). The shielding plate (2) is placed so that an opening wall surface (2HS) thereof is positio... | 10/29/2002 |
| 6396205 | Nonspecular visual display and method A nonspecular reflective visual display having a plurality of display elements with a substantially thin conformal layer of encapsulation material placed on a surface of the display elements. The conformal layer of encapsulation material diffusely reflect... | 05/28/2002 |
| 6388373 | Semi-flat CRT panel Semi-flat CRT panel having relations of Ryi | 05/14/2002 |
| 6339286 | Cathode ray tube with a nonglare multi-layered film A cathode ray tube which comprises a front panel coated with a nonglare film having a multi-layered structure. The multi-layered structure comprises at least a visible light absorbing layer containing a black dye, and an antistatic layer containing an ino... | 01/15/2002 |
| 6194825 | Laser cathode ray tube (laser-CRT) and method of manufacturing the same A laser cathode ray tube (laser-CRT) is provided. The laser-CRT includes a connection ring connected to an end portion of a glass bulb where an electron gun is installed, a disk having a single-crystal for generating laser beams when electron beams emitte... | 02/27/2001 |
| 6140758 | Cathode ray tube with color filter A display screen having a color filter including a black matrix formed on a substrate of the display screen. A number of color filter layers, each formed in holes of the matrix, provide filtering of light components corresponding to the color of the filte... | 10/31/2000 |
| 6133687 | CRT having microlenses with a predetermined relationship with the curvature of the faceplate An image relay arrangement (20) for use with a curved CRT faceplate (11) to relay a picture to a position in front of the faceplate comprises a first, imaging, microlens array (22), a second, field, microlens array (23) and a third, re-imaging, microlens ... | 10/17/2000 |
| 6111352 | Explosion-proof film and cathode-ray tube An explosion-proof film being good in visibility, scratch-resistance, and workability, and a cathode-ray tube using the film. The explosion-proof film includes a transparent plastic film as a base material; and a reflection preventive film having two or m... | 08/29/2000 |
| 6094005 | Color cathode ray tube having fluorescent substance particles with wave length selective layer A color cathode ray tube includes black matrix films (31) formed on an inner surface of a glass panel (29) with a predetermined positional relation. The black matrix films (31) have a plurality of light transmission window portions (33, 35, 37), and fluor... | 07/25/2000 |
| 6013978 | Method for producing phosphor screens, and color cathode ray tubes incorporating same Adherence of the phosphor screen to the face panel of a color cathode ray tube is improved by placing a UV-reflective filter on the inside of the face panel prior to photolithographic forming of the screen, in order to reflect transmitted UV light back on... | 01/11/2000 |
| 5989649 | Pigment dispersion composition, display apparatus, and method of manufacturing the apparatus The pigment dispersion composition having a good dispersibility, a good transparence and an anti-coating properties, which contains 0.5 to 50 parts by weight of an inorganic pigment, at least one type of dispersant selected from the group consisting of a ... | 11/23/1999 |
| 5986398 | Field emission display device A field emission display device is arranged to improve the (luminance and the contrast and have a fluorescent screen for preventing a fluophor from being stripped off a substrate. The field emission display device includes a cathode electrode, the fluopho... | 11/16/1999 |
