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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/1997/018607A1 |
An electron-optical device comprising a cathode ray tube with an envelope comprising an electron gun for producing an electron beam, whose inner surface carries a multi-element layer electrode such as a helical structure formed from a hi...
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WO/1997/017714A1 |
A vacuum tube is provided with a line-shaped getter, which comprises a holder (2) with a longitudinal axis, which holder (2) contains a getter material (3) over at least a part of its length, said getter being provided with clamping mean...
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WO/1997/017748A2 |
An electron-beam-pumped laser includes a cathode-ray tube containing a laser crystal, an electron gun for producing an electron beam including a multi-element focusing electrode layer on an inner surface of the tube for effecting focusin...
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WO/1997/015912A1 |
Strips of field emitters (30) arranged in rows overlap grid electrodes (32, 32', 32'') when viewed in the viewing direction (36) to define pixel dots. Scanning electrical voltages are applied to the rows of field emitters (30) to perform...
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WO/1997/012549A1 |
An X-ray imaging apparatus which can be produced at reduced costs of components and assembly and which includes a camera free from the limitation of a rotation angle even when an object is rotated. The X-ray imaging apparatus (1) compris...
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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/1997/008726A1 |
An electron source comprises cathode means and a permanent magnet perforated by a plurality of channels extending between opposite poles of the magnet. Each channel forms electrons received from the cathode means into an electron beam fo...
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WO/1997/008731A1 |
A field emission display device includes a baseplate having a set of field-induced electron emitters for each pixel in a display. Each set includes a plurality of emitters each carried by a supporting substrate and disposed within a resp...
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WO/1997/008730A1 |
A display system comprises a display screen including a matrix of display elements and a permanent magnet having an array of channels formed therein. Each channel corresponds to a different display element. Each display element comprises...
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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/1997/003454A1 |
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/1997/002586A1 |
A lateral-emitter electron field-emission display device structure (10) incorporates a thin-film emitter (100) having an emitting edge (110) in direct contact with a non-conducting or very high resistivity phosphor (75), thereby eliminat...
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WO/1997/001861A2 |
An X-ray image intensifier tube (1) comprises an entrance section (2) for converting high-energy X-rays of from 100 keV to 120 keV into an electron beam (10). The entrance section (2) comprises a conversion layer (3) with a filter layer ...
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WO/1996/041327A1 |
An electroluminescent (EL) display is formed on a ceramic substrate having a front ceramic surface and a back ceramic surface. The ceramic substrate includes a metal core that provides structural support, electrical ground, and heat diss...
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WO/1996/038854A1 |
A lateral field-emission device (10) has a lateral emitter (100) substantially parallel to a substrate (20) and has a simplified anode structure (70). The anode's top surface is precisely spaced apart from the plane of the lateral emitte...
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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/1996/036061A1 |
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/1996/035224A1 |
Colour cathode ray tube (1) device having an electron gun (6) of the in-line type for generating three electron beams (7, 8, 9), a display screen (10) and deflection means (11) for scanning the electron beams over the display screen, whe...
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WO/1996/033508A1 |
Streak camera whereof the pulse converter for converting a photon pulse for detecting into an electron stream comprises a gaseous medium. A streak camera for a photon pulse in the far-infrared region is provided with a laser source to br...
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WO/1996/030926A1 |
The invention provides spacers for separating and supporting a faceplate structure and a backplate structure in a flat panel display, and methods for fabricating these spacers. Each spacer is typically made of ceramic, such as alumina, c...
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WO/1996/026534A1 |
Flat panel image sensor (10) is provided by combining photoconductive imaging electrodes of a vidicon with a two-dimensional array of cold cathode field emitters (14) commonly used for flat panel field emission display (FED) systems. The...
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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/1996/025756A1 |
An in-line electron gun comprises main lens electrodes. Said main lens electrodes have a common aperture and, at a distance from the common aperture, three in-line apertures in a plate-shaped part. The outer apertures extend, viewed in a...
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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/1996/021939A1 |
A colour display tube comprises an in-line electron gun for generating three co-planar electron beams having a mean lens comprising a first and second lens electrode for producing a focusing lens field for focusing the electron beams. At...
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WO/1996/021237A1 |
Disclosed are film-type deflection members (LF and RF) in a color picture tube, which comprises a plurality of films each containing at least an electrical conductive line patterned so as to produce magnetic field in a given pattern. The...
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WO/1996/020418A1 |
Method for manufacturing a glass substrate with reduced glare wherein a suspension comprising sub-micron transparent oxide particles and a binder is coated on the substrate to form a film, whereafter the film is dried in such a manner th...
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WO/1996/018204A1 |
A support structure (3) is provided that enables use of high voltage phosphors in field-emission flat panel displays, to maintain vacuum gap (4) between the cathode (2) and anode (1), and to prevent distortion of the transparent view scr...
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WO/1996/017372A1 |
A hybrid photomultiplier tube includes a photocathode (130), focusing rings (134, 136), a photodiode (132), and a collection anode (120) disposed in a detector body (110). A vacuum envelope (116) encloses a vacuum region between the phot...
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WO/1996/016429A2 |
A field emission display device has a faceplate and a backplate. The faceplate includes a faceplate interior side with an active region made of a plurality of phosphor pixel elements; and the backplate has a backplate interior side with ...
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WO/1996/015542A1 |
A method for assembling two parallel plates (1, 2) forming the bottom and the surface respectively of a flat display, comprising a step of degassing the plates (1, 2) and vacuum debugging step. According to the method, a first plate (2) ...
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WO/1996/014652A1 |
A multilayer antireflective coating (32) is applied to the outer surface of a video display panel (14) such as a CRT (10) or a flat panel display in the form of successive thin layers each having a different light refractive index, where...
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WO/1996/013850A1 |
A picture display device having an evacuated envelope (1) comprises a first wall (2) which is provided with a display screen (3), and a second wall (5), and is provided with an internal vacuum support (11) between the two walls (2, 5). T...
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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/1996/013050A1 |
Colour display tube with a shadow mask, a shield of a ferromagnetic material and a demagnetizing device having a set of demagnetizing coils. The demagnetizing device is provided with means for energizing the demagnetizing coils in two st...
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WO/1996/011491A2 |
A CRT display device including an envelope having a faceplate of a predetermined light transmissivity, a luminescent screen disposed on an inner surface of the faceplate and electron beam producing means disposed within the envelope for ...
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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/1996/009626A1 |
A data storage device including a substrate, a data storage layer on the substrate, and a spin-polarized electron source. The data storage layer comprises a fixed number of atomic layers of a magnetic material which provide the data stor...
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WO/1996/008833A1 |
An improved cathodoluminescent device (500) includes a one piece spacer structure (502) which is rigidly connected to two sets of grid electrodes (G1, G2).
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WO/1996/008031A1 |
A light valve modulator of reflective operation which includes a multi-layer structure which is controlled electrostatically, comprises a transparent substrate supporting a first transparent deformable layer and a second insulating diele...
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WO/1996/008025A2 |
A field emitter array magnetic sensor (FEAMS) device, comprising: an anode; a base plate member having on a first side thereof a plurality of gated field emitter elements thereon, in spaced proximal relationship to the anode. The plurali...
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WO/1996/008032A1 |
A color cathode ray tube (CRT) includes a multi-beam electron gun (10) capable of operating in two or more modes for use as either a television receiver display or as a high resolution video monitor. The electron gun (10) directs a plura...
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WO/1996/008029A1 |
Resistance to deformation of a support spring for the mask-frame assembly of a cathode ray tube is improved by adding strengthening ribs running longitudinally along the edges of the body and partially into the base of the spring.
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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/1996/008003A1 |
Colour display device comprising a plurality of electron transport ducts for transporting electrons in the form of electron currents, and selection electrodes for extracting each electron current from its transport duct at predetermined ...
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