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WO/2002/091418A1 |
The present invention relates to a display device comprising a cathode ray index tube (1) having a neck portion (1') and a screen portion (1). The display device comprises an electron gun assembly (3) for generating a plurality of electr...
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WO/2002/091417A1 |
Degradation of the characteristics of an electron emitting section due to adhesion or adsorption of a gas or a gaseous substance to the electron emitting section is prevented. A cold−cathode field electron emitting device comprises a c...
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WO/2002/089169A1 |
An image display device comprises an envelope having a front base plate and a back base plate that are opposed to each other and have their peripheral edge sealed. The sealed portion has electric conductivity and is sealed by a seal memb...
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WO/2002/089168A2 |
An emitter (50, 100) has an electron supply layer (10) and a silicon-based dielectric layer (20) formed on the electron supply layer (10). The silicon-based dielectric layer (20) is preferably less than about 500 Angstroms. Optionally, a...
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WO/2002/089170A1 |
This invention relates to a cathode ray tube having a funnel in the shape of a reverse curvature designed to improve the strength for the glass manufacturing process and test specification. In the present invention, a reverse radius is a...
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WO/2002/089167A2 |
An emitter (50,100) has an electron supply layer (10) and a tunneling layer (20) formed on the electron supply layer. Optionally, an insulator layer (78) is formed on the electron supply layer and has openings defined within in which the...
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WO/2002/086934A1 |
A Reflective Field Emission Display (FED) system using reflective field emission pixel elements (100) is disclosed. In the FED system disclosed, each pixel elements (100) is composed of at least one edge emitter (140) that is operable to...
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WO/2002/086940A1 |
Vacuum envelope of an image display device has a back base plate and a front base plate that are opposed to each other, and a side wall disposed between the back and font base plates. The inner surface of the front base plate is formed w...
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WO/2002/082494A1 |
According to some embodiments of the invention, an image intensifier is provided. The image intensifier comprises a layer of electrically isolated electrode segments each able to receive an electrical potential independently of the other...
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WO/2002/074879A1 |
A fluorescent powder which comprises cores comprising an element in Groups II to VI, an activator, and a coactivator, wherein the amount of the activator is 1x10?-4¿ to 1x10?-3¿ part by weight per part by weight of the cores and the mo...
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WO/2002/073648A1 |
A display panel (40) with a top panel (42), a middle panel (58) supporting display components, a bottom panel (44) supporting the middle panel and a mated sealing system for forming a vacuum chamber between the top and bottom (5) panel. ...
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WO/2002/073300A1 |
A display panel (50) with a top panel (52), a bottom panel (54), and a mated sealing system for forming a vacuum chamber between the top panel and bottom panel. The mated sealing system includes at least one of a V-groove (56), U-groove ...
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WO/2002/073580A1 |
In a cathode-ray tube which displays a color image of a fluorescent pattern of a predetermined shape partially in addition to a monochromatic display by the AC reproduction method, only a desired fluorescent pattern can fluoresce satisfa...
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WO/2002/073582A2 |
A circuit and method for turning-on and turning-off elements of an field emission display device to protect against emitter electrode(60) and gate electrode(50) degradation. The circuit(910) includes control logic(916) having a sequencer...
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WO/2002/065751A2 |
A low light level image (140) directed to a photocathode (142) in a vacuum (148) causes release of electron which bombard a CMOS imager (147) including passive pixel sensors which in turn generates an electronic image which is fed out of...
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WO/2002/063656A2 |
The present invention includes a chemical monolayer construction that comprises: (1) a substrate having a contact surface; and (2) a plurality of substantially parallel molecular units, wherein said molecular units are attached to said s...
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WO/2002/061793A1 |
A front side glass substrate for display tube, wherein a plurality of grooves (2) having a generally V-shaped same cross section and a generally flat head part are formed in one surface of a glass substrate (1) parallel with each other a...
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WO/2002/061014A1 |
An image display device which comprises a ZnS-based phosphor represented by the general formula Zn(1-x)MIIAxS:MIB, MIII, wherein MIIA, MIB, MIII represent one or more elements of IIA Group elements, IB Group elements and IIIA (Sc, Y) and...
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WO/2002/060213A2 |
A communications system (400) that includes one or more free space electron switches (12). The free space electron switch (12) employs an array (70) of electron emitters (72), where each emitter (72) is responsive to an RF or optical inp...
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WO/2002/052865A1 |
The present invention relates to a picture display device having a cathode ray tube (2), control means (50) for controlling the electron beam/beams of the cathode ray tube (2), an indexing element (12, 14) for determining whether the ele...
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WO/2002/052600A1 |
An electron emission element, which comprises an electric field application unit composed of a dielectric, a first electrode formed on one surface thereof, and a second electrode formed on the same surface, for forming a slit along with ...
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WO/2002/050858A1 |
A semiconductor photocathode comprising a light absorbing layer (2) having a thickness (t2) of 0.2 $g(m)m to 0.19 $g(m)m. By limiting the thickness of the light absorbing layer (2), the part of lower electron density in one electron grou...
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WO/2002/050861A2 |
Picture display device comprising a cathode ray tube of the index type having a pattern of electrodes (16, 17), comprising a central part and a peripheral part. During operation an index signal is produced. The device has means (34) for ...
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WO2000068732A9 |
A display (50) with enhanced image contrast contains an image-producing component (60) and a set of shutter strips (80). The image-producing component, typically a flat-panel device, has multiple imaging lines that provide light to produ...
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WO/2002/049060A2 |
Single beam color CRT of the beam tracking type having a display screen comprising a plurality of parallel phosphor lines, the CRT being equipped with a Distributed Main Lens type electron gun. The distributed main lens has a plurality o...
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WO/2002/043367A2 |
A display, comprising a vacuum envelope (10) having a rear substrate (12) and a front substrate (11) opposed to each other and side walls (18) installed between the rear substrate and the front substrate, wherein a fluorescent screen (16...
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WO2001093310A9 |
The invention concerns a semiconductor device with vertical electronic injection comprising a support substrate (2), a structure including at least a thin monocrystalline film (7) transferred onto the support substrate and integral with ...
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WO/2002/041349A1 |
UV beams shone from a surface layer (5) side pass through the surface layer (5) and reach a light absorption layer (4). Beams reached the light absorption layer (4) are absorbed in the layer (4) to generate photoelectrons in the layer (4...
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WO/2002/039479A2 |
The invention relates to a display device (1) having pixel elements comprising a luminescent material (7) for emitting light when excited by, e.g. electromagnetic radiation. The pixel elements are provided with electrodes (5,9) which mod...
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WO/2002/037522A1 |
A fluorescent material layer with metal back and a method of forming the fluorescent material layer; the fluorescent material layer with metal back, wherein the degree of adhesion thereof is 30% or more in the ratio of the area of a fluo...
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WO/2002/025689A2 |
An improved vacuum fluorescence display (VFD) (10) that is less expensive to produce and more rugged than currently available VFDs. The display includes metal side walls (16) and fluorescent material carried on one or more silicon wafers...
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WO/2002/023578A1 |
A display device of good performance using electron emission is provided that has a structure suited to mass production, i.e., easy to assemble. The main surfaces of cathode and anode substrates that compose a field-emission display devi...
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WO/2002/022757A1 |
A dispersion for preventing electrification, characterized in that it contains, as a primary component, high-resistance particles having a resistivity of 10?6¿ to 10?9¿ $g(V).cm. The application of the dispersion by a simple and easy m...
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WO/2002/021563A1 |
A field emissive display (40) having an anode plate (10) coupled to a cathode plate (20) and a method for manufacturing the field emissive display (40). A substrate (21) of the cathode plate (20) is manufactured or selected such that its...
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WO/2002/019365A1 |
A housing for microelectronic devices (see Fig. 1b) requiring an internal vacuum for operation, e.g., an image detector, is formed by tape casting and incorporates leads (38) between interior and exterior of said housing (10) where said ...
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WO/2002/015219A2 |
A display device of the index type comprises a dual set of tracking electrodes (7a, 7b) which extend substantially parallel to each other and are separated by non-conducting zones (14) undulating in the parallel direction l.
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WO/2002/011177A1 |
A method and system are provided for a photocathode-based display system in which light emitted from an electroluminescent (EL) material (35) is focused into parallel light rays and directed towards specific portions of phosphor (70) in ...
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WO/2002/011172A1 |
A field emission display (30) having an anode plate (10) that has phosphor channels (13, 14, 15). The phosphor channels (13, 14, 15) are formed by depositing a first layer of photosensitive film (58) on a substrate (11). Stripes are patt...
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WO/2002/011170A1 |
A multi-level matrix structure for frictionally retaining a support structure within a flat panel display device. In one embodiment, the present invention is comprised of a multi-level matrix structure. The multi-level matrix structure o...
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WO/2002/011168A1 |
A photocathode in which the photocathode plate can be securely fixed without using any adhesive. Even under the severe condition that a high vibration resistance is required or thermal stress occurs because of great temperature variation...
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WO/2002/011169A1 |
A protected faceplate structure (900) includes a faceplate (100) and a barrier layer (902) of silica. The faceplate (100) may be made of soda glass, and the barrier layer (902) may be made of silica.
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WO/2002/007180A1 |
An electron emission element capable of improving the focusing performance of emitted electrons. The electron emission element comprises a cathode electrode, an insulation layer, and an electron drawing electrode that are laminated in th...
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WO/2002/005307A1 |
A field emission display (100, 200, 300, 400) includes a spacer (106) defining a surface (105); a charging electron emitter (116); an anode (125) disposed to receive electrons (130) emitted by charging electron emitter (116), wherein ano...
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WO/2002/005305A1 |
This invention relates to a device for emitting addressable locations comprises parallel spaced-apart first conductors (10) intersecting with parallel spaced-apart second conductors (11). The intersecting first and second conductors defi...
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WO/2002/005304A2 |
The invention relates to flat display terminals based on cold emission cathodes. The inventive cold emission film cathode comprises an insulated base which can be made of glass, and fitted with a nano-crystalline carbon film emitter arra...
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WO/2002/002838A1 |
A steel sheet for a heat shrink band which has a chemical composition in mass %: C:0.005 % or less, Si: 0.5 to 4 % , Mn: 2 % or less, P: 0.2 % or less, S: 0.04 % or less, sol.Al: 0.2 % or less, N: 0.01 % or less, B: 0.0003 to 0.004 %, O:...
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WO/2002/003413A1 |
To create a field electron emission material, there is printed upon a substrate (1501) an ink (1503) comprising a major component of fluid vehicle; a first minor component of electrically insulating material, either on its own or provide...
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WO/2001/099149A2 |
A method for chemically etching of a foam glass layer to provide at least one cavity pattern in the foam glass layer. The method utilizes a substrate with at least one major surface suitable for receiving a glass layer. At least one laye...
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WO/2001/095366A1 |
A micro-channel plate (MCP, 1) which comprises a channel glass (3) having a plurality of channels (7) in a long and narrow form and, arranged around the glass, a peripheral glass (5), wherein the channel glass comprises, in wt %, 35 to 5...
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WO/2001/093424A1 |
A free space electron switch is disclosed. The switch (30), which is useful in high speed telecommunications traffic, has an array of cathodes (10) for emitting free space electrons. A grid of aiming anodes (16) and, a focusing grid (14)...
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