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7612346 |
Non-axisymmetric charged-particle beam system
The charged-particle beam system includes a non-axisymmetric diode forms a non-axisymmetric beam having an elliptic cross-section. A focusing element utilizes a magnetic field for focusing and...
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7592743 |
Compensation of warping in display apparatus substrate
A miss landing measure on a face plate of electrons emitted from electron-emitting devices by the warping of a rear plate and the face plate accompanying heat processes, such as seal bonding, is...
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7586251 |
Electron emission device with decreased electrode resistance and fabrication method and electron emission display
An electron emission device includes: a substrate; first and second electrodes insulated from each other and having a predetermined shape on the substrate, at least one of the first and second...
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7576479 |
Electron emitter
Provided is a piezoelectric-film-type electron emitter of high durability exhibiting suppressed reduction in electron emission quantity, which reduction would otherwise occur with repeated use of...
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7569994 |
High-load and high-intensity discharge lamp
The present high-load and high-intensity discharge lamp includes a cathode made of a material which does not (substantially) include thorium but can be used as a cathode material of high heat load,...
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7556749 |
Electron source
To provide an electron source to be used for a surface analyzer such as a scanning or transmission electron microscope or an Auger electron spectroscope, or an electron beam lithography machine,...
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7521851 |
Electron emitting composite based on regulated nano-structures and a cold electron source using the composite
A field emission electron source includes a substrate, a first conductive electrode terminated to provide electrons, an emitting composite layer for emitting electrons, and a second electrode...
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7518303 |
Electron emission device with plurality of lead lines crossing adhesive film
An electron emission device includes first and second substrates facing each other, an electron emission structure formed on the first substrate, and a light emission structure formed on the second...
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7501750 |
Emitting device having electron emitting nanostructures and method of operation
An emission device is provided for extracting electrons onto an anode of a visual display. The emission device ( 10 ) includes a conductivity limited material ( 18 ) positioned between first and...
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7492089 |
Electron emission type backlight unit and flat panel display device having the same
An electron emission type backlight unit which may include a front substrate and a rear substrate, a gate electrode, an insulating unit disposed on the gate electrode, a cathode disposed on the...
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7489069 |
Field emission light source and a related backlight device
A light source ( 100 ) provided herein generally includes a substrate ( 110 ), a cathode ( 120 ), an isolating layer ( 122 ), a light-permeable anode ( 152 ), and at least one fluorescent layer (...
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7486012 |
Electron emission device with auxiliary electrode and manufacturing method thereof
An electron emission device includes a first substrate and a second substrate provided opposing one another with a predetermined gap therebetween. A first electrode is formed on the first...
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7482742 |
Electron source substrate with high-impedance portion, and image-forming apparatus
An electron source substrate including: a substrate; an electron-emitting device having a pair of device electrodes locating on the substrate and an electroconductive thin film which is provided...
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7462089 |
Material for electrodes of low temperature plasma generators
Material for electrodes of low temperature plasma generators. The material contains a porous metal matrix impregnated with a material emitting electrons. The material uses a mixture of copper and...
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RE40566 |
Flat panel display including electron emitting device
A display device consisting of an electron-emitting device which is a laminate of an insulating layer and a pair of opposing electrodes formed on a planar substrate. A portion of the insulating...
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7429820 |
Field emission display with electron trajectory field shaping
An apparatus for focusing electrons being emitted from a field emission device comprises a cathode metal layer ( 20,44,52 ) formed over a first portion of a substrate ( 12,41,51 ) to partially...
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7414356 |
Cathode structure including barrier for preventing metal bridging from heater to emitter
A cathode structure comprises a heater including a columnar ceramic body and a heating wire that is partially buried in the ceramic body, and a cathode unit disposed at a first end surface of the...
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7405092 |
Method of manufacturing electron-emitting device and method of manufacturing image display apparatus
A method of manufacturing an electron-emitting device with a stable electrical characteristics without variation per each of the devices is provided, by forming, on a substrate, a cathode...
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7397174 |
Image displaying apparatus
An image displaying apparatus which can easily fix an electrode plate to a predetermined position is provided. An electric potential of the electrode plate, a distance between the electrode plate...
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7388201 |
Radiation detector having coated nanostructure and method
A radiation detector has an electron emitter that includes a coated nanostructure on a support. The nanostructure can include a plurality of nanoneedles. A nanoneedle is a shaft tapering from a...
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7382086 |
Indirectly heated cathode and cathode ray tube having same
An indirectly heated cathode includes a cathode sleeve ( 2 ) housing a heater ( 1 ), a caplike base ( 3 ) attached onto the cathode sleeve ( 2 ), and an electron emitter layer ( 4 ) formed on a...
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7381967 |
Non-axisymmetric charged-particle beam system
The charged-particle beam system includes a non-axisymmetric diode forms a non-axisymmetric beam having an elliptic cross-section. A focusing element utilizes a magnetic field for focusing and...
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7372194 |
Electron emission source composition for flat panel display and method of producing electron emission source for flat panel display using the same
Disclosed is an electron emission source composition for a flat panel display using the same, comprising carbon nanotubes, a vehicle, and an organotitanium or an organometallic compound, and a...
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7372192 |
Cathode for cathode ray tube with improved lifetime
Impregnated cathode for a vacuum tube comprising an emissive part in the form of a porous pellet impregnated with a compound of alkaline earth metals; the pellet is placed in a dish made of a...
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7365339 |
Ion source
A cathode holder of a tubular shape is inserted into an opening for a cathode of a plasma generating chamber with a tip of the cathode holder positioned outward from an inner wall surface of the...
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7352123 |
Field emission display with double layered cathode and method of manufacturing the same
A field emission display including a first and a second substrate being separate and facing each other, one or more gate electrodes formed on the first substrate, and cathode electrodes formed on...
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7348719 |
Electron-emitting devices provided with a deposit between electroconductive films made of a material different from that of the electroconductive films
An electron-emitting device comprises a pair of oppositely disposed electrodes and an electroconductive film arranged between the electrodes and including a high resistance region. The high...
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7348718 |
Discharge electrode implemented by a wide bandgap semiconductor and a discharge lamp using the same
A discharge electrode emitting electrons into a discharge gas, encompasses an emitter and current supply terminals configured to supply electric current to the emitter. The emitter embraces a wide...
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7335081 |
Method for manufacturing image-forming apparatus involving changing a polymer film into an electroconductive film
The present invention provides a method for manufacturing an electron-emitting device, comprising a step for forming a polymer film between a pair of electrodes formed on a substrate, a step for...
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7291962 |
Electron-emitting device, electron source using the electron-emitting devices, and image-forming apparatus using the electron source
Provided is an electron-emitting device with high electron emission efficiency and with stable electron emission characteristics over a long period. The electron-emitting device has a substrate,...
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7276843 |
Electron-emitting device with electron blocking layer, electron source, and image-forming apparatus
An object of the present invention is to enhance a converging property of an electron beam in an electron-emitting device in which a cathode electrode, an insulating layer, and a gate electrode are...
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7274139 |
Electron emission device with improved electron emission source structure
An electron emission device includes cathode electrodes and gate electrodes formed on a first substrate and crossing each other while interposing an insulation layer. Opening portions are formed at...
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7242139 |
Luminescence brightness compensation structure of field-emission display
A luminescent brightness compensation of sub-pixels of tri-electrode based field-emission display. The cathode conductive layers corresponding to sub-pixels constituting a pixel are arranged at...
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7215070 |
System, method and apparatus for multi-beam lithography including a dispenser cathode for homogeneous electron emission
A dispenser cathode which comprises an emission surface, a reservoir for material releasing, when heated, work-function-lowering particles, and at least one passage for allowing diffusion of...
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7208864 |
Oxide cathode for electron gun with a differentially doped metallic substrate
The metallic substrate of this cathode has a thickness ≦100 μm and contains a plurality of reducing agents as Si or Al and on the top face 111, 0.005%<Mg≦0.1%, Si or Al≦0.025%, and...
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7161286 |
Carbon nanotube array and method for making same
A carbon nanotube-based device ( 40 ) includes a substrate ( 10 ), a number of catalytic nano-sized particles ( 131 ) formed on the substrate, and an aligned carbon nanotube array ( 15 ) extending...
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7154214 |
Structure of a coplanar gate-cathode of a triode CNT-FED and method of manufacturing same
A structure of a coplanar gate-cathode of triode CNT-FED and a manufacturing method thereof by Imprint Lithography and ink jet. The structure includes a substrate, a plurality of cathode layers, a...
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7148613 |
Source for energetic electrons
There is described, for example, a generally cylindrical generator of energetic electrons that releases electrons from a vacuum enclosure into a surrounding space including into the atmosphere...
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7138761 |
Field emission display and driving method thereof
A field emission display device is disclosed. Since the size of the cells adjacent to the spacer is set smaller than the size of the other cells, the luminance and aperture rate of the panel can be...
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7138759 |
Electron-emitting device, electron source, and image display apparatus
To provide an electron-emitting device that can be used to manufacture an image forming apparatus having a superior display quality and in which the development of the abnormal light emission point...
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7138754 |
Cathode for electron tube and method for manufacturing the same
An oxide cathode for an electron tube and a method for manufacturing the oxide cathode are provided. In the oxide cathode including a sleeve for a heater, a metal substrate formed on the top of the...
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7057336 |
Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same
An electron-emitting device comprises a pair of electrodes and an electroconductive film arranged between the electrodes and including an electron-emitting region carrying a graphite film. The...
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7045945 |
Cold cathode ray fluorescent tube and liquid crystal display device using the cold cathode fluorescent tube
The present invention decreases invalid light emitting regions, which are generated at both ends of an outer tube and enlarges a valid light emitting region of a phosphor layer, which enlarges the...
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7034448 |
Field emission display
A field emission display includes a first substrate and a second substrate opposing one another with a predetermined gap therebetween. At least one gate electrode is formed on the first substrate....
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7026750 |
Electron emission element
An electron emission element of the present invention comprises a substrate, and a protrusion protruding from the substrate and including boron-doped diamond. The protrusion comprises a columnar...
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7026749 |
Cathode for electron tube and method of preparing the same
A cathode for an electron tube and a method of preparing the same are provided. The cathode includes a base metal and an electron emissive material layer attached to the base metal. A surface...
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7019450 |
Cathode ray tube with a particle-particle cathode coating
The invention relates to a cathode ray tube equipped with at least one oxide cathode comprising a cathode carrier having a cathode base of a first cathode metal and having a covering layer of...
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6992427 |
High-yield cathode body, cathode sleeve structure, and cathode-ray tube, cathode sleeve substrate, and cathode body production method
A cathode sleeve structure for housing a heater. The cathode sleeve structure includes: a case member that is cylindrical and an end thereof is open; a plurality of supporting members that extend...
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6979942 |
Cathode emissive body for an impregnated cathode of an electron tube
Body ( 1 ) formed from a porous matrix impregnated with an electron-emitting material, defined by external faces ( 11, 12, 13 ) that all have a roughness of less than 0.2 μm. Because of this...
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6956320 |
Fast heating cathode
A fast heating cathode comprises a layer of diamond, a thermionic emitting element in thermal contact with a surface of the diamond layer and means to heat the diamond layer.
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