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7595490 |
Charged particle beam emitting device and method for operating a charged particle beam emitting device
A method for operating a charged particle beam emitting device and, in particular, an electron beam emitting device including a cold field emitter is provided. The method includes the steps of...
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7586098 |
Ion stripper device made of carbon nanotubes or fullerenes
A system and method for developing a solid state stripper device is described that more effectively strips off negative carbon ions to produce positively charged carbon ions. In one embodiment the...
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7579766 |
Electron emission device with improved electron emission structure for increasing emission efficiency and lowering driving voltage
An electron emission device includes first and second substrates facing each other with a predetermined distance, cathode electrodes formed on the first substrate, electron emission regions formed...
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7573200 |
Plasma display panel
An object of the present invention is to reduce power consumption in a plasma display panel (PDP) by reducing the discharge firing voltage, while suppressing the occurrence of discharge variability...
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7554255 |
Electric field emission device having a triode structure fabricated by using an anodic oxidation process and method for fabricating same
An electric field emission device having a triode structure is fabricated by using an anodic oxidation process. The device includes a supporting substrate, a bottom electrode layer to be used as an...
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7545179 |
Electronic device and method and performing logic functions
An electronic device is presented which is configured to operate as at least one logic gate. The device comprises an electrodes arrangement of one or more basic units, the basic unit being...
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7545089 |
Sintered wire cathode
A porous cathode structure is fabricated from a plurality of wires which are placed in proximity to each other in elevated temperature and pressure for a sintering time. The sintering process...
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7544951 |
Electron gun assembly
A device which employs an electron beam, for performing a desired function, includes an electron gun for generating the electron beam. The electron gun includes a barrel shaped rotatable structure...
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7531953 |
Field emission cathode with field emitters on curved carrier and field emission device using the same
A field emission device ( 8 ) includes a cathode ( 80 ), an anode ( 84 ), and spacers ( 83 ) interposed therebetween. The cathode includes a network base ( 81 ) and a plurality of field emitters (...
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7508124 |
Field emission device, display adopting the same and method of manufacturing the same
A field emission device comprises a glass substrate, an emitter electrode formed on the glass substrate, a carbon nanotube (CNT) emitter formed on the emitter electrode, and a gate stack formed...
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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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7492086 |
Low work function emitters and method for production of FED's
According to one aspect of the invention, a field emission display is provided comprising: an anode; a phosphor screen located on the anode; a cathode; an evacuated space between the anode and 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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7486011 |
Thread-type electron emission element
By making a cathode substrate function as a cathode and applying a voltage to the cathode and an anode, an electron emission element emits an electron from an electron source provided on the...
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7466072 |
Carbon nanotube and electron emission device including the carbon nanotube
Provided are a carbon nanotube in which a Full-Width at Half-Maximum of X-ray diffraction is 0.6 or less, an electron emission source including the carbon nanotube, and an electron emission device...
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7459839 |
Low voltage electron source with self aligned gate apertures, and luminous display using the electron source
An electron source include a first cathode electrode disposed over a substrate and terminated to provide electrons; an emitter layer disposed over the cathode electrode and formed from one or...
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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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7446469 |
Flat lamp device with multi electron source array
A flat lamp device includes lower and upper glass plates facing each other in parallel; spacers interposed between the plates to keep a distance therebetween; a cathode electrode singly formed over...
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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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7411341 |
Gated nanorod field emitter structures and associated methods of fabrication
The present invention relates to gated nanorod field emission devices, wherein such devices have relatively small emitter tip-to-gate distances, thereby providing a relatively high emitter tip...
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7388325 |
Flat display device
A flat-type display device is provided. The flat-type panel display includes a cathode panel having a plurality of electron emitter areas formed on a support; and an anode panel having formed on a...
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7385344 |
Electron emission device including dummy electrodes
An electron emission device having various functional electrodes in addition to the electrodes serving to emit electrons includes: first and second substrates facing each other, and cathode and...
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7372197 |
Field emission device and field emission display including dual cathode electrodes
A field emission device and a field emission display (FED) having dual cathode electrodes. The field emission device includes a substrate; a first cathode electrode formed on the substrate; a...
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7365481 |
Field emission device with change in emission property
A field emission device having cold cathode devices including an emitter and a lead electrode, and the field emission device is provided with the plural kinds of cold cathode device groups...
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7355329 |
Field emission lamp
A field emission lamp includes: a transparent bulb ( 10 ) having a neck portion; a lamp head mated with the neck portion; an anode layer ( 20 ) formed on an inner surface of the bulb; a...
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7348720 |
Electron emission device and electron emission display including the same
An electron emission device includes: a substrate; first and second electrodes insulated from each other and arranged on the substrate and having predetermined shapes; an electron emission region...
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7345415 |
Array-like flat lighting source
The present invention provides an array-like flat lighting source, which has an array of field emitter elements. The structure of the array of field emitter elements includes a substrate and a...
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7323812 |
Process for producing diamond electron emission element and electron emission element
A method for production includes a step for forming concave molds on a surface of a substrate and a step for growing a diamond heteroepitaxially on the substrate in an atmosphere containing a...
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7319288 |
Carbon nanotube-based field emission device
A carbon nanotube-based field emission device in accordance with the invention includes: a cathode electrode ( 50 ), a carbon nanotube array ( 40 ) formed perpendicularly on the cathode electrode,...
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7317278 |
Method of operating and process for fabricating an electron source
A method of operating and process for fabricating an electron source. A conductive rod is covered by an insulating layer, by dipping the rod in an insulation solution, for example. The rod is then...
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7307377 |
Electron emitting device with projection comprising base portion and electron emission portion
The present invention relates to an electron emitting device having a structure for efficiently emitting electrons. The electron emitting device has a substrate comprised of an n-type diamond, and...
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7304423 |
Emissive display device
To obtain a paste for electron sources which can enhance heat resistance of carbon nanotubes, which can suppress burn-out of the carbon nanotubes even during heating at a high temperature, and can...
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7304420 |
Field emission device
A field emission device having improved properties and which finds use in display devices, such as a flat panel displays. Known devices and displays suffer from problems such as complexity of...
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7301266 |
Field emission lighting device
A lighting device includes a cathode (11), a cover (12), an insulation layer (13), an emitter base (18), a molybdenum tip (19), a phosphor layer (15), an anode (16), and a silicon oxide layer (17)....
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7294955 |
Electrode for electron gun and electron gun using same
An electrode for an electron gun and an electron gun using same are provided which make use of stable carbon material having small work function and which permit orientation control to be achieved...
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7276842 |
Electron-emitting device, electron source and image-forming apparatus, and method for manufacturing electron emitting device
To provide an electron-emitting device, an electron source, an image-forming apparatus, and a method for manufacturing the electron-emitting device whereby it is possible to reduce a device...
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7268361 |
Electron emission device
The invention provides an electron beam device 1 comprising at least one field emission cathode 3 and at least one extracting electrode 5 , whereby the field emission cathode 5 comprises a...
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7268004 |
Thermoelectric control for field emission display
An active matrix display that does not require a transistor or similar current switching device at each pixel. Instead, the display employs in each pixel a temperature-controlled current source...
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7259510 |
On-chip vacuum tube device and process for making device
A microelectromechanical microwave vacuum tube device is disclosed. The device consists of a cathode formed on a substrate, the cathode comprising electron emitters. A cathode emission control grid...
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7247980 |
Emitter composition using diamond, method of manufacturing the same and field emission cell using the same
Disclosed is an emitter composition of a field emission cell that is printed on a cathode substrate of a display to be applied to an electron emission source, including a carbon nanotube, a binder,...
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7239075 |
Nitrogen and phosphorus doped amorphous silicon as resistor for field emission display device baseplate
Described herein is a resistor layer for use in field emission display devices and the like, and its method of manufacture. The resistor layer is an amorphous silicon layer doped with nitrogen and...
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7233102 |
Field emission device with gate having cylindrical part
The field emission device includes a substrate, a cathode, a gate insulating layer, an electron emitter, and a gate electrode. The cathode is formed on the substrate. The gate insulating layer is...
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7230589 |
Image-forming device
An image-forming device having, in an envelope, an electron-emitting element, an image-forming member for forming an image by irradiation of an electron beam emitted from the electron-emitting...
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7230373 |
Field emission type backlight device
A field emission type backlight device can include upper and lower substrates facing each other with a gap between them, an anode electrode on a lower side of the upper substrate, a fluorescent...
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7215072 |
Field-emission electron source, method of manufacturing the same, and image display apparatus
A stable field-emission electron source that does not suffer from a current drop even after a high-current density operation for a long time is provided. The field-emission electron source...
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7202596 |
Electron emitter and process of fabrication
An electron emitter is formed by in situ growth from the vapor on catalyst clusters that are adhered by an adhesion layer to a conductive electrode. The emitter comprises hemispheroidal nanofiber...
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7193357 |
Field emission backlight device and method of fabricating
A field emission backlight device may include a first substrate and a second substrate separate from and roughly parallel to each other, a first anode electrode and a second anode electrode that...
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7176610 |
High brightness thermionic cathode
An improved thermionic cathode is provided. The cathode has a carbon-coated cone surface and reduced cone angle (e.g. typically 60 degrees or less) that delivers an electron beam with high angular...
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7175495 |
Method of manufacturing field emission device and display apparatus
A method of manufacturing a field emission device having emitter shapes, comprise the steps of forming a first original plate having a major surface provided with emitter shapes, by cutting a...
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7157848 |
Field emission backlight for liquid crystal television
A field emission device for use as a backlight of a liquid crystal display comprises a conductive anode having a light-emitting layer and a cathode separated from the anode by a spacer. The cathode...
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