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WO/2000/010643A1 |
A cathode structure comprising a getter material provided with a diamond film. The getter material may include zirconium, vanadium and iron. Cathode structures may have a substantially rounded configuration including a substantially stra...
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WO/2000/007212A1 |
A field emission display (10) includes a plurality of spacers (24) attached to a cathode display plate (14) by an adhesive layer (38). The adhesive layer (38) is preferably an electrically conductive, transition-metal sol-gel adhesive. T...
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WO/2000/007213A1 |
An X-ray image tube comprises a vacuum enclosure, which includes an input window for passing X rays, a metallic frame fitted with the input window, a body, and an output window. The input window and the metallic frame are joined hermetic...
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WO/2000/007208A1 |
A flat panel display that has internal components (102) that are cleaned using a dry cleaning treatment.
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WO/2000/002183A1 |
The invention concerns a control system for controlling a matrix of picture elements each comprising a cathode made of a material with low electronic affinity. Each crosspoint circuit comprises a switching device (Cti.j) associated with ...
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WO/2000/002227A1 |
An X-ray image detector has a structure in which an input fluorescence surface (8) and an output fluorescent surface (17) are arranged in parallel with a predetermined spacing (1). An electron multiplier tube (13) is arranged between the...
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WO/2000/002081A2 |
The intensity at which electrons emitted by a first plate structure (10) in a slat-panel display strike a second plate structure (12) for causing it to emit light is controlled so as to reduce image degradation that could otherwise arise...
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WO/2000/000853A2 |
A night vision device (10) includes an improved fine-resolution microchannel plate (22) having a multitude of microchannels (32). The microchannels (32) are defined in groups (32a, 32b), with each group having plural microchannels. Each ...
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WO/1999/067659A1 |
A scintillator (12) having a columnar crystalline structure for converting incident radiation into visible light is formed on one side of an FOP (10) of a scintillator panel (2). The surface of the scintillator (12) is dyed with Oil Read...
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WO/1999/067658A1 |
A scintillator panel (2) which comprises: an FOP (10); scintillators (12) each of a columnar crystal structure formed on one surface of the FOP (10); poly(p-xylylene) (14) which has undergone heat treatment for color development and with...
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WO/1999/066485A2 |
A field emission display (100) includes a cathode plate (110) having a plurality of electron emitters (114), and anode plate (122) having an anode (124) connected to a potential source (126), and an anode voltage pull-down circuit (127) ...
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WO/1999/065051A2 |
A thin film of ferroelectric layered superlattice material in a flat panel display device is energized to selectively influence the display image. In one embodiment, a voltage pulse causes the layered superlattice material to emit electr...
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WO/1999/065050A1 |
A planar electron emitter, based on the existence of quasi-ballistic transport of electrons is disclosed. In its preferred embodiment the planar electron emitter structure consists of a body of finite gap pure semiconductor or insulator,...
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WO/1999/063570A1 |
A field emission display includes a substrate (100), field emitter structures (106) disposed within a dielectric layer (102), a gate electrode layer (104), an insulating material layer (110), and a conductive material layer (116) forming...
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WO/1999/063567A1 |
A flat panel display includes a faceplate (100), a polyimide matrix structure (102), and a contamination prevention structure (106).
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WO/1999/063413A1 |
A voltage ratio regulator circuit (300) for a spacer electrode (140) of a flat panel display screen. Within one implementation of a field emission display (FED) device (100), thin spacer walls (130) are inserted between a high voltage (V...
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WO/1999/062095A1 |
A field ion display device comprises a field ion emission plate, a microchannel plate and a fluorescent display plate, said plates facing parallel to each other, having gaps therebetween, and being peripherally sealed with a rare gas fil...
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WO/1999/060787A1 |
An integrated night vision device and laser range finder (10) provides both night-time and day-time imaging of a scene by use of an image intensifier tube (14), as well as providing laser range finding operations both day and night. In a...
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WO/1999/059186A1 |
A small-sized electronic tube in which a photoelectric surface is efficiently cooled while preventing the formation of dew. A housing (20) has an airtight structure that encloses a case (21) and a socket (23). A photomultiplier tube (10)...
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WO1999041788A9 |
A display device having features which enhance the contrast of displayed images includes a pixel structure that defines an active pixel area and an inactive pixel area. The display device may be an emissive device such as an OLED or elec...
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WO/1999/056299A1 |
An electrode (12 or 30) of an electron-emitting device has a plurality of openings (16 or 60) spaced laterally apart from one another. The openings can be used, as needed, in selectively separating one or more parts of the electrode from...
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WO/1999/050881A1 |
A flat-panel display contains a pair of plate structures (40 and 42) coupled together to firm a sealed enclosure. A spacer (44) is situated in the enclosure for resisting external forces exerted on the display. The spacer is formed with ...
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WO/1999/049445A1 |
A method for driving a field emission display (100) includes the steps of applying a drive signal (146) to an emission electrode (113) and manipulating the drive signal (146) using a feedback controller to control an electrode voltage si...
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WO/1999/049492A1 |
Disclosed are flat panel line field emitter displays whose unit cell structure adopt a planar cathode structure instead of a conventional microtip structure, so as to increase the degree of integration and can be operated at low operatio...
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WO/1999/048122A1 |
The inventors have established that certain polymer materials exhibit field emission at very low threshold electric fields. A field emission cathode utilising this phenomenon is disclosed and also its application in a field emission disp...
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WO/1999/045561A1 |
According to the invention, the input window of an X-ray image intensifier comprises a composite consisting of a first coating (1) made from an aluminum alloy and a second coating (2) made from highly pure aluminum. The advantage of such...
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WO/1999/044216A1 |
Image degradation that can occur in a flat-panel CRT display as a result of electron deflection caused by energy flowing through a spacer system (16) in the display is alleviated by appropriately controlling thermal, electrical, and dime...
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WO/1999/043019A1 |
A night viewer (10) with an image intensifier tube (14) includes an improved power supply (62) which operates the image intensifier tube (14) according to a variable duty cycle either at a design voltage level for the tube or at a voltag...
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WO/1999/041732A2 |
A tiled display device is formed from display tiles having picture element (pixel) positions defined up to the edge of the tiles. Each pixel position has an organic light-emitting diode (OLED) active area which occupies approximately 25 ...
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WO/1999/040604A1 |
A lateral-emitter field emission device (10) has a gate (60) that is separated by an insulating layer (80) from a vaccum- or gas-filled microchamber environment (20) containing other elements of the device (10). For example, the gate (60...
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WO/1999/039361A1 |
A plurality of field emission cathodes (601) generate an emission of electrons, wherein the emission of electrons is then controlled and focused using various electrodes (602, 603, 604) to produce an electron beam. Horizontal and vertica...
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WO/1999/036754A1 |
An imaging apparatus comprising an electron-bombardment multiplier which is provided with a built-in charge-transfer solid-state imaging device having a high resolution, a high sensitivity, an improved S/N ratio, and a prolonged life tim...
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WO/1999/036936A1 |
A method for reducing charge accumulation in a field emission display (100) includes the steps of causing a plurality of electron emitters (114) to emit electrons (132) to reduce the potential at an anode (124) of the field emission disp...
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WO/1999/036935A1 |
A flat panel display having a backplate structure (330), a faceplate structure (320), and a spacer (340) situated between the two plate structures is configured so that the electric potential field along the spacer approximates the poten...
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WO/1999/036937A1 |
A field emission display (100) includes a cathode plate (102) having a plurality of electron emitters (124), an anode plate (104) opposing the cathode plate (102), and a bulk-resistive spacer (108) extending between the anode plate (104)...
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WO/1999/034390A1 |
A field emission device (100) includes a cathode assembly (102), an anode (104), and a high capacitance spacer (108), which extends between the cathode assembly (102) and the anode (104). The high capacitance spacer (108) has a capacitan...
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WO/1999/034394A1 |
A cathode ray tube device in which two deflection yokes and two electron guns are used, but in which only one shadow mask is used. Image uniformity is obtained by creating a partial overlap of the two images created by the two yokes.
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WO/1999/034393A1 |
A plurality of fixing bases (32) are arranged on the inner side of a back case (10). An electrode unit (11) which includes a back electrode substrate (33) serving as a back electrode and a plurality of electrode plates is disposed on the...
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WO/1999/034606A1 |
An image display having electrodes for controlling beams, disposed between a group of cathode wires (2) and a screen (8) with a phosphor layer, comprises a beam start offset signal generating circuit (31) for generating a signal for osci...
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WO/1999/033083A1 |
A back electrode (6), a filament hot cathode (7) serving as an electron beam source, and an electrode unit (8) are arranged and secured to a back case (4). Wire electrodes (9) secured to a grid frame (10) are aligned with the stripes of ...
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WO/1999/031699A1 |
A field emission display (100) includes a cathode (102) having a plurality of electron emitters (124), an anode (104) opposing the cathode (102), and a composite spacer (108) extending between the anode (104) and the cathode (102). The c...
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WO/1999/030341A1 |
The present invention relates to a cathodic module comprising a field emitter and a secondary electronic emitter as well as to a vacuum electronic apparatus which comprises such a module and has its anode coated with a luminophore. This ...
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WO/1999/028939A1 |
A field electron emission material is formed by coating a substrate (221, 230) having an electrically conductive surface with a plurality of electrically conductive particles (223, 231). Each particle has a layer of electrically insulati...
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WO/1999/026298A1 |
An image pickup device is characterized by comprising a photodetection unit (1) which has a photocathode (2) which emits photoelectrons in response to the incidence of light, a semiconductor detection device (3) which has an electron inc...
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WO/1999/023679A1 |
An electron-emitting device contains a vertical emitter resistor patterned into multiple laterally separated sections (34, 34V, 46, or 46V) situated between the electron-emissive elements (40), on one hand, and emitter electrodes (32), o...
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WO/1999/021211A1 |
A radiation detector in which primary electrons are released into a gas by ionizing radiations and drifted through an electric field (E) to a collecting electrode (CE) for detection. It further includes a gas electron multiplier (10, 11,...
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WO/1999/019896A1 |
The invention concerns an electron source with microtips comprising: at least an electronic transmitting zone consisting of a plurality of microtips (45) electrically connected to a cathode conductor (41); at least a grid electrode (43) ...
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WO/1999/017329A1 |
The apparatus for sealing face plates (753) and cathodes (754) has three stations (701, 702, 703). The first (701) is a preheater, the second (702) is an alignment and irradiation station and the third (703) is a controlled cooling stati...
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WO/1999/017324A1 |
A structure and method for forming and anodized raw electrode (200) for a field emission display device. The raw electrode having first non-anodized regions (202, 204) and second anodized regions (206).
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WO/1999/017330A1 |
A field effect emission device (100) for a visual display has a ceramic substrate (1). On an emission side (2) of the substrate, it has an emission layer (3) including a lattice of conductive emitter and gates line stripes (4, 5). For el...
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