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WO/1997/019471A1 |
A transferred-electron photocathode or other opto-electronic device (24) having one light receiving side and one electronic side, in which multiple photocathodes are processed concurrently on a wafer for front and back side contacts and ...
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WO/1997/018575A1 |
Annealed carbon soot is useful as an electron field emitter. Field emitting cathodes made up of annealed carbon soot attached to the surface of a substrate are also provided. The field emitters and field emitter cathodes are useful in va...
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WO/1997/018577A1 |
A process for making a field emitter cathode by attaching a particulate field emitter material to a substrate. The particulate field emitter material is dispersed in a solution of a metal compound in a solvent and deposited onto the surf...
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WO/1997/011476A1 |
A light emitting display element comprising an antiferroelectric layer (2), top- and back-face electrodes (3 and 4) for impressing an alternating electric field upon the layer (2), and a phosphor layer (6) which emits light on receiving ...
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WO/1997/009731A2 |
A field emitter device formed by a veil process wherein a protective layer (64/66) comprising a release layer (64) is deposited on the gate electrode layer (62) for the device, with the protective layer overlying the circumscribing perip...
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WO/1997/009730A2 |
A microelectronic field emitter device (50) comprising a substrate (78), a conductive pedestal (64) on said substrate, and an edge emitter electrode on said pedestal, wherein the edge emitter electrode comprises an emitter cap layer (66)...
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WO/1997/009732A1 |
Electron-optical device having an electron-emitting region, a longitudinal axis and an arrangement of apertured electron grids along the axis. The first grid has an aperture for passing electrons, which aperture is located further outwar...
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WO/1997/007524A1 |
Display panels comprise at least one suspended fibrous cathode containing an electron field emitter. The fibrous cathode is supported by a substrate (10) containing two sets of parallel rows of crests and valleys. The first set of parall...
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WO/1997/006549A1 |
A field electron emission material comprises an electrically conductive substrate (13, 14) and, disposed thereon, electrically conductive particles (11) embedded in, formed in, or coated by a layer of inorganic electrically insulating ma...
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WO/1997/005639A1 |
An yttrium film (34) is formed on a base plate (33) made of an Ni-Cr alloy (INCONEL 601), by vapor deposition (achieved by resistance heating or application of an electron beam) or sputtering, to a thickness ranging from 1000� to about...
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WO/1997/004482A1 |
A method for forming resistors for regulating current in a field emission display (10) comprises integrating a high resistance resistor (32) into circuitry for the field emission display. The resistor (32) is in electrical communication ...
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WO/1997/003453A2 |
An electron source includes a negative electron affinity photocathode on a light-transmissive substrate and a light beam generator for directing a light beam through the substrate at the photocathode for exciting electrons into the condu...
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WO/1997/003454A1 |
A cathode structure comprises at an end portion (1) and electron-emitting material (4) and a heating element (5) of wire (7), said cathode structure having a plurality of primary helical turns (8). These primary turns are used to form a ...
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WO/1996/042100A1 |
An impregnated cathode structure using an impregnated cathode substrate which includes a large grain size, low porosity region and a small grain size, high porosity region disposed on the side of an electron emission surface of the large...
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WO/1996/039709A1 |
A pellet-type dispenser cathode has an integral filament (18) for directly heating electron-emitting material and employs conductive legs (20) which serve a dual function of supplying heater current and structurally supporting the pellet...
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WO/1996/038853A1 |
A matrix addressable flat panel display includes a flat cathode (31) operable for emitting electrons to an anode (15) when an electric field is produced across the surface of the flat cathode by two electrodes (34) placed on each side of...
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WO/1996/038855A1 |
A process for fabricating, in a planar substrate, a hermetically sealed chamber for a field-emission cell or the like, allows operating the device in a vacuum or a low pressure inert gas. The process includes methods of covering an openi...
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WO/1996/035640A1 |
A cold cathode is formed of carbon nitride. The cathode may include layers of boron nitride and diamond underlying the carbon nitride. The cathodes are made by reactive laser ablation or by sputtering. Electronic devices utilizing the ca...
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WO/1996/036061A1 |
A lateral-emitter field-emission device includes a thin-film emitter cathode (50) of thickness less than several hundred angstrom and has an edge or tip (110) with small radius of curvature. In the display cell structure, a cathodolumine...
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WO/1996/035225A1 |
A tapered, nonconductive structure (10) having a hollow core (18) and a conical tip (14) includes a metal wire (16) within the core (18). The wire (16) is sealed within, and is exposed at the end (22) of, the tip (14). An electrically co...
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WO/1996/035219A1 |
The present invention relates to a grid electron tube whose cathode is comprised of an emissive part (12) which delimits a substantially central recess (11). Said cathode reduces considerably the emission of spurious electrons of the gri...
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WO/1996/033507A1 |
Doped and undoped polycrystalline and noncrystalline diamond films produced by plasma enhanced chemical transport emit electrons into a vacuum in response to an applied electrical field. The field required to create emission is less than...
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WO/1996/030925A1 |
A cold cathode (26) is formed of n-type boron nitride. The cathode (26) may include a layer of diamond (24) underlying the boron nitride. The cathodes (26) are made by laser ablation or sputtering. Electronic devices (20) utilizing the b...
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WO/1996/030919A1 |
A uniformly luminous EL sheet diaphragm and a lighted switch which is of a thin structure, provided with the EL sheet diaphragm, and used in input operating sections of various kinds of electronic devices are disclosed. A diffusion EL sh...
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WO/1996/025753A1 |
An improved field emission cathode and methods for fabricating such a cathode are disclosed. In the methods of the invention, the field emission cathode is made from at least one body containing a first substance. The method steps includ...
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WO/1996/024152A1 |
A gated filament structure for a field emission display includes a plurality of filaments. Included is a substrate, an insulating layer positioned adjacent to the substrate, and a metal gate layer position adjacent to the insulating laye...
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WO/1996/018206A1 |
Vertical field emission devices (10) are described with very small anode to cathode separations. Preferred cathodes have sharp edge emitters (30) extending, outward perpendicular to the surface of the underlying substrate (12). These sha...
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WO/1996/013864A1 |
A smooth and monotonic potential energy gradient was established at a p-type (InGa)As - undoped InP heterojunction to efficiently transfer conduction electrons from the (InGa)As:p layer (14) to the InP:'phi' layer (20). This potential en...
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WO/1996/013848A1 |
A display having pixels that constitute thin-film-edge field emitter arrays. The display can provide monochrome or color images of high brightness and high contrast, with wide-angle viewability in a compact and flat package. The power re...
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WO/1996/010835A1 |
A print head utilizing a field emission CRT for an optical printer for printing on photosensitive surfaces is disclosed herein. A plurality of small electron sets consisting of cathode emitting cones (26) in an anode aperture form a gap ...
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WO/1996/009640A1 |
A flat display device is provided with a wire cathode or wire cathodes and with apertures which allow passage of electrons emitted by the wire cathode. The wire cathode is stretched in a wire-cathode support having positioning grooves fo...
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WO/1996/008028A1 |
A field emitter structure, comprising: a base substrate (42); a field emitter element (48) on the base substrate; a multilayer differentially etched dielectric stack (58, 60) circumscribingly surrounding the field emitter element on the ...
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WO/1996/006443A1 |
A field emitter device comprises a dielectric anodic aluminium oxide layer having pores filled with wires the front ends of which constitute individual field emitting cathodes, a gate electrode overlying a front surface of the layer, and...
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WO/1996/006444A1 |
An ultralinear final triode electrode system for a low-frequency amplifier comprises anode (A), cathode (K), grid (G), heating (F), fastening (1-4, 9, 10) and cooling (5-8) elements. The system is arranged in such a way that the distance...
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WO/1996/004674A2 |
A field emitter and fabrication method therefore is described in which the gate is formed around and substantially encloses the emitter. The emitter is formed on a silicon substrate and is in the form of a pyramidal structure (4). The su...
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WO/1996/004675A1 |
An improved photocathode (12) and image intensifier tube (10) are disclosed along with a method for making both the tube (10) and photocathode (12). The disclosed image intensifier tube (10) creates a visible light image (20) from an ima...
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WO/1996/003762A1 |
A matrix field-emission cathode (5) comprises a monocrystalline silicon substrate (7) on which are arranged epitaxially grown pointed silicon emitters (1) which also act as a ballast resistor connected in series. In an advantageous embod...
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WO/1996/002063A1 |
A vertical field emitter device that has generally annular, volcano-shaped emitter and gate structures (12).
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WO/1996/000974A1 |
In one electron-emitting device, non-insulating particle bonding material (24) securely bonds electron-emissive carbon-containing particles (22) to an underlying non-insulating region (12). The carbon in each carbon-containing particle i...
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WO/1995/027806A1 |
A plasma enhanced chemical transport (PECT) process for formation of microcrystalline diamond films at a relatively low deposition temperature and a rate of about 1'mu'm/hr, the deposition being enhanced by a hydrogen plasma. The process...
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WO/1995/026039A1 |
The invention relates to magnetron-type microwave devices containing a cylindrical anode arranged coaxially within it and a cathode assembly separated by an inter-electrode space and provided with lateral focusing rings, as well as a sec...
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WO/1995/026037A1 |
A field emitter device (10) for selective emission of an electron and/or ion beam comprising a substrate member (12) having an array (14) of field emitter elements (16) thereon, in which the field emitter elements and/or substrate member...
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WO/1995/025337A1 |
Method of manufacturing a dispenser cathode, in which method tungsten and a scandium-containing material are mechanically alloyed and the product thus formed is pressed into a cathode body. The cathode body is further provided with a bar...
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WO/1995/023424A1 |
The invention concerns a field-emission cathode made of an electrically conducting material and having the shape of a narrow rod or a knife edge to ensure a high magnification of the electric field strength. The field-emission cathode is...
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WO/1995/022168A1 |
A field emission electron emitter comprising an electrode of diamond and a conductive carbon, e.g., graphite, is provided.
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WO/1995/022169A1 |
A field emission electron emitter comprising an electrode formed of at least one diamond, diamond-like carbon or glassy carbon composite fiber, said composite fiber having a non-diamond core and a diamond, diamond-like carbon or glassy c...
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WO/1995/020821A1 |
A gated field-emission structure contains an emitter electrode (46), an overlying electrically insulating layer (48), and one or more electron-emissive elements (52) situated in one or more apertures extending through the insulating laye...
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WO/1995/017762A1 |
Lateral luminescent field emitter device (10) for use in flat panel displays and a method of manufacturing are described. Field enhancing structures such as conical tips, film edges, whiskers, etc. provide only a low current, high densit...
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WO/1995/015002A1 |
A cold-cathode electron source element of the present invention has a cold cathode (10) on a substrate (1), and the cold cathode (10) comprises a cold cathode base material (4) and particles (8) of conductive material dispersed in the co...
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WO/1995/009433A1 |
An image intensifier tube (40) that utilizes a photoresponsive layer for producing electrons in response to received radiation, a solid state electron amplifier for multiplying the electrons produced by the photoresponsive layer, a cold ...
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