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Patent Searching and Data


Matches 1,001 - 1,050 out of 17,038

Document Document Title
WO2004030026A3
A low mercury consumption electric lamp is provided having a layer of a luminescent material comprising a phosphor derived from a mixture of a blue-halo calcium halophosphate phosphor having an average particle size within the range of a...  
WO/2004/107380A1
An electron-emissive material is disclosed which has excellent electron emission characteristics. A method for producing an electron-emissive material composed of an oriented graphite is also disclosed which comprises a step wherein a po...  
WO/2004/107378A2
A photocathode includes a first layer (52) having a first energy band gap for providing absorption of light of wavelengths shorter than or equal to a first wavelength, a second layer (53) having a second energy band gap for providing tra...  
WO/2004/104131A2
The maintenance characteristics of the phosphors (60) used in VUV-excited devices such as plasma display panels can be improved by applying a coating of an aluminum oxyhydroxide compound by reacting vaporized trimethylaluminum with water...  
WO2004001791A3
Discharge lamp which includes a discharge vessel (arc tube)(12) enclosing a discharge space, the discharge vessel (arc tube)(12) including within the discharge space a metal halide ionizable material, first and second discharge electrode...  
WO/2004/105070A2
Blue-emitting phosphors for use with plasma display panels (PDP) or other vacuum ultraviolet-excited (VUV) devices are provided. These blue-emitting phosphors and mixtures thereof include at least a europium-activated calcium-substituted...  
WO2004008469A3
A metal halide lamp comprising a substantially cylindrical discharge vessel(3) having an internal diameter Di < 2.0 mm and filled with an ionizable filling, wherein two electrodes(4b,5b) are present at a mutual distance EA for maintainin...  
WO/2004/102603A2
A broad area field electron emitter comprises a plurality of emitter cells of layered structure. Each cell comprises a hole having a layer of field electron emission material (501) at its base. A gate electrode (503) is spaced from the e...  
WO/2004/102602A1
The invention relates to a semiconductor device for electron emission in vacuo, comprising a stack of a first semiconductor layer of type n (9), a second semiconductor layer of type p (7), which forms a first semiconductor junction (J1) ...  
WO/2004/100202A1
A method for manufacturing an electron-emitting device is disclosed wherein damage to an emitter material (such as carbon nanotubes) during removal of a protective film is reduced. The method for manufacturing an electron-emitting device...  
WO/2004/100201A2
A thermionic cathode (100) comprises an individual carbon nanotube (102) attached between two electrodes (104, 106). The electrodes (104, 106) each comprise a post (110, 112) and a carbon fibre (114, 116). A gap (118) narrower than the I...  
WO/2004/097880A1
The invention relates to electrovacuum electronic engineering, in particular to photoemission semiconductor devices operating in a visual and near-ultraviolet region. Said devices can be used for developing a novel class of efficient pho...  
WO/2004/097883A2
This invention relates to a method of manufacturing an field emission electrode, including a field emission electrode substrate (1) and a plurality of emitter particles (2) arranged on said field emission electrode substrate (1), compris...  
WO2003075309A3
The invention relates to a light source (1) with a discharge vessel (2) which is filled with a filling gas, and with an electron beam source (4) arranged in vacuum or in a region of low pressure, which source (4) generates electrons (12)...  
WO/2004/097884A1
A field emission device (1) may be used for emitting electrons in, for example, a field emission display (FED). Field emission tips (40) are used for the emitting of electrons in the field emission device (1). In operation of the field e...  
WO/2004/095146A1
An electron emitting element (11) having a semiconductor layer (14) formed between an upper electrode (16) and a lower electrode (13), characterized in that an organic compound adsorption layer (15) is formed by adsorbing an organic comp...  
WO/2004/094558A1
A phosphor having its charge amount regulated to near zero, and a plasma display unit being prevented from deteriorations in luminance, color temperature and discharge characteristics. A compound for regulating a charge amount is deposit...  
WO/2004/095494A1
An electron-emitting material having a field-emission start voltage or work function smaller than conventional ones. The material comprises a substrate (102) and a graphite sheet (101) laminated on the substrate (102). (1) The graphite s...  
WO/2004/092566A2
A metal sealed organic light emitting diode device (Fig. 7) comprising a lid (79), containing a recessed portion (83) to accommodate large quantity of getter/dessicant (57, 82, 93), a band (45) of metal stack at the perimeter over which ...  
WO2003058676A3
A three-dimensional structure in the form of filament (6) for an incandescent lamp comprises a plurality of tungsten microfilaments (6A) having micrometric and/or nanometric dimensions, to form a photonic crystal structure. The microfila...  
WO/2004/093500A1
An organic EL display comprising a thin film transistor formed on a substrate, an insulating film formed on the substrate to cover the thin film transistor, and an organic EL element formed on the insulating film, wherein a recess is for...  
WO/2004/092693A2
A debris removable system (20) for removing a plasma produced residue debris on a reflecting surface (360) of an EUV source (26), which includes a stimulating mechanism (72) for exciting and ionizing the atoms to clean the reflecting sur...  
WO2004059681A3
The invention provides an oxide cathode (10) having an indirectly heated electron emitting layer (5) disposed on a cathode base layer (3) and an interface layer (4) between the electron emitting layer (5) and the base layer (3) wherein t...  
WO/2004/090930A1
An image display unit comprising a first substrate (10) having a fluorescent surface (16), a second substrate (12) disposed opposite to the first substrate across a space and provided with a plurality of electron emission sources (18) fo...  
WO/2004/091259A2
A multi-phase gas discharge lamp includes an interior space defined by at least one wall. A plasma-forming gas is disposed in the interior space. At least three electrodes are positioned to access the interior space, each electrode adapt...  
WO2004055852A3
A field emission device (100) is provided with a cathode electrode (120) and a gate electrode (140). Between these electrodes, a patterned dielectric layer (130) is provided. According to the invention, this dielectric layer (130) is man...  
WO/2004/090925A1
This method of forming a fluorescent screen with a metal back comprises the steps of forming a fluorescent layer on the inner surface of a face plate, performing a transfer operation in which a transfer film (3) is disposed with its meta...  
WO/2004/089820A1
A carbonaceous particle is provided which comprises a hexagonal flake formed of an aggregate of a plurality of nanocarbons and having a side length of 0.1 to 100 mm and a thickness of 10 nm to 1 mm. Thereby, a carbonaceous particle is pr...  
WO2003067622A3
A high-pressure gas discharge lamp (HID [high intensity discharge] lamp) is described which is free from mercury and suitable in particular for use in automotive technology. The lamp is particularly remarkable in that a rise in temperatu...  
WO/2004/088703A1
A cold-cathode electron source of both high frequency and high output, a microwave tube using the same, and its manufacturing method are disclosed. An emitter (24) of the cold-cathode electron source has a sharp point so that the aspect ...  
WO2004049371A3
A vacuum tube, in particular a cathode ray tube, equipped with at least one oxide cathode comprising a cathode carrier (1) with a cathode base (3) of a cathode metal and a cathode body (4) with a cathode coating (5) of an electron-emitti...  
WO/2004/088702A2
An image intensifier (300) and electron multiplier (312) therefor is disclosed. Photons (308) of an image impinge a photo-cathode (306) that converts the photons to electrons. An electron multiplier multiplies the electrons from the phot...  
WO/2004/081962A1
An indirectly heated cathode comprising a cathode sleeve (2) housing a heater (1), a cap-like base (3) arranged on the cathode sleeve (2), and an electron-emitting material layer (4) formed on the surface of the base (3) is disclosed. Th...  
WO/2004/081503A2
An EUV source (20) includes a debris mitigation apparatus (60) employing a metal halogen gas producing a metal halide from debris exiting the plasma, a debris shield (36) having a plurality of curvilinear shield members (102) having inne...  
WO/2004/079766A1
The present invention aims to efficiently provide an electron-emitting device which shows similar or improved performance when compared with conventional electron-emitting devices. Such an electron-emitting device comprising a base, an e...  
WO/2004/079767A1
An electron-emitting source easily so fabricated to have a large area, having an electron emission efficiency equivalent to those of Spindt electron sources and electron emission characteristics (the pressure dependence is low, the angel...  
WO/2004/079798A2
Provided among other things is a method of forming a phosphor of the Formula (I) SrGa2S4:Eu:xGa2S3, wherein x is 0.0001 to 0.2, wherein a minor part of the europium component may be substituted with praseodymium in an efficiency enhancin...  
WO/2004/077580A2
An emitter includes a light source and a separately formed conversion material region with conversion particles. The light source is capable of emitting light along a plurality of light paths extending through the conversion material reg...  
WO/2004/075231A1
The present invention relates to a method of forming a small gap using CMP and a method for manufacturing a lateral FED. In the present invention, a small gap is determined by the thickness of an oxide film, and so uniform small gaps of ...  
WO/2004/075607A1
An organic EL element not likely to be deteriorated in TFT characteristics even if a pixel electrode is irradiated with a ultraviolet ray. A TFT, formed on a substrate, has a first region and a second region serving as a source and a dra...  
WO2004000800A3
Electrochromic salts of dicationic viologens such as methyl viologen and benzyl viologen associated with anions selected from bis(trifluoromethylsulfonyl)imide, bis(perfluoroethylsulfonyl)imide, and tris(trifluoromethylsulfonyl)methide a...  
WO/2004/073010A1
An electron source suitable for an electron beam exposure system, an Auger electronic spectrometer or the like, and provides a small total emission current amount even during a high-angular-current-density operation. An electron gun prov...  
WO/2004/072732A2
A dispenser cathode which comprises an emission surface (4), a reservoir (1) for material releasing, when heated, work-function-lowering particles, and at least one passage (7) for allowing diffusion of work-function-lowering particles f...  
WO/2004/070766A1
An electron source for use in a scanning or transmission electron microscope, a surface analyzer such a an Auger electron spectroscope, a semiconductor wafer inspecting device or an electron beam aligner; especially an electronic source ...  
WO/2004/070764A2
A color filter luminescent screen (22) assembly for a cathode ray tube (CRT) (10) is disclosed. The luminescent screen assembly is formed on an interior surface of a faceplate panel (12) of the CRT tube. The luminescent screen assembly i...  
WO/2004/070762A2
A plasma lamp (140A, 140B) including a waveguide body (104) consisting essentially of at least one solid dielectric material. The body (104) is coupled to a microwave source (115) causing the body (104) to resonate in at least one resona...  
WO/2004/068455A2
Electron emitting structures (100) and methods of electron emission are provided. In one implementation, an electron emitting structure (100) comprises a substrate (102), a cathode electrode (104, 106), an insulating material and a gate ...  
WO/2004/066336A1
A plasma display panel manufacturing method in which impurity gas in a panel can be collected without activation at high temperature. The method comprises a step of forming a dielectric layer on one major surface, a step of forming parti...  
WO/2004/066338A1
An alkali metal generating agent (1) for use in forming a photoelectric surface emitting a photoelectron corresponding to an incident light or a secondary electron emission surface emitting a secondary electron corresponding to an incide...  
WO/2004/066334A2
A UV-emitting phosphor blend is provided which comprises a mixture of at least two UVA-emitting phosphors selected from SrB4O7:Eu, YPO4:Ce, and BaSi2O5:Pb wherein the sum of the weight percentages of the phosphors in the mixture equals 1...  

Matches 1,001 - 1,050 out of 17,038