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JP10125242 |
To fix a cold cathode element and secure the stability of power feed against environmental temperature change by providing an elastic member between a supporter supporting the cold cathode element and a fixed supporter insertably engagin...
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JP10112274 |
To acquire beam with low luminance and high emittance by providing a control anode electrode between a cathode and an anode. An electrode 10 is provided on the outer edge part of the external side part 2b of an Wehnelt electrode and is k...
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JP10106428 |
To secure a large emission amount by uniforming the emission characteristics of a field emitter array, and heighten an applying upper limit voltage. When a voltage of a specified value or less is applied between gate electrodes 2 and cat...
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JP10106430 |
To provide an electron gun in which electrons emitted from a cold cathode are focused so as to form an electron beam in which current stability is high, current density distribution is little, DC velocity fluctuation is extremely little,...
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JP10106429 |
To suppress that field emission electrons become plunging electrons into the metal electrode of an field emission type electron gun. An electron gun has a field electron emission device equipped with a gate electrode 2 and a cathode elec...
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JP10092353 |
To enable stable electric discharge even if a discharge voltage is relatively low, extend service life of a cathode, and obtain a high-performance ion gun by constituting the cathode made of plural different materials in combination. In ...
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JP2765533 |
To provide the shape of a focusing electrode for obtaining a good beam convergence and the fixing method of a cold cathode when the cold cathode is applied to the electron gun of a microwave tube. A focusing electrode having an opening s...
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JP10074445 |
To provide an electron gun and an electron beam device in which an electron beam density-modulated with high frequency can be extracted from a cold cathode. A gate electrode 23 is formed on a cathode substrate 21 via first insulation lay...
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JP10074473 |
To provide an high anode voltage field emission type display device in which brightness is high, no leak light emission is allowed, and emitted electrons reach an anode efficiently. Conical emitters are formed on a cathode electrode prov...
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JP10064410 |
To prevent the lowering of adhesive force due to the difference in coefficients of thermal expansion between an insulating member and an array cell by forming an insulating member of a negative electrode structure with a recessed groove,...
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JP10064440 |
To shorten the image-outputting time of a face plate and the time for stabilizing white valance by electrically connecting pins, which are projected from a top surface of an insulating member filled in an outer case, and a field emission...
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JP10064409 |
To reduce the electrostatic capacity of a gate electrode layer, and to prevent the distortion of the driving signal by dividing a second gate electrode layer, and arranging the second gate electrode layers at positions except for parts o...
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JP10055763 |
To generate an electron buncher with its mass current and short time pulses by a vibrating electric field by providing an RF cavity in which an electron gun is composed of a first side having a discharge surface and a second side having ...
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JP10031956 |
To shorten manufacturing time and suppress manufacturing cost. A cathode electrode 101, resistance layer 102, a first insulative layer 103, and a gate electrode 104 are provided on a base plate 100 one over another by the film formation ...
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JP10021820 |
To aim at uniformization of emission by making an insulation range formed on a substrate in a doughnut shape and forming it a preset distance away from the outer periphery and the inner periphery of a cathode forming range. An insulation...
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JP10012125 |
To restrict an electron emission direction from being deflected by forming an acute angle made by a center line passing a tip end of a cathode electrode and a device back face. An angle θ formed by a center line G passing a tip end of a...
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JP10012127 |
To provide a field electron emitting device capable of controlling the electron emission distribution axial direction and retarding the abnormal running of electrons emitted from a cathode electrode into an adjacent gate electrode. In a ...
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JP10012164 |
To obtain a thin display device with its high brightness utilizing a micro-electric field emission cathode by directly visualizing light emission of a phosphor from a phosphor surface side, i.e., from a back face of a cathode plate using...
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JP09330676 |
To control an emission current with high accuracy at a high speed by providing the third electrode across an insulating layer on the substrate side of an electron emission section, and controlling the potential applied to this electrode....
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JP09330055 |
To generate a stable high emission current just after and while a gate voltage is applied by accelerating activation in an emitter in an initial electron emission process. A high gate voltage is applied to an emitter chip 4 by a first ga...
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JP09306332 |
To increase an emission area, and take out a large electric current by arranging gate edge parts so as to surround the periphery of the emission area, and uniformizing the emission directions of an electron from an emitter separate from ...
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JP09306335 |
To provide an electron source having such a structure that an anode electric current is not reduced even if voltage to be imparted to a focusing electrode is reduced and a focusing characteristic is improved in high electric current dens...
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JP09306338 |
To attain an excellent focusing characteristic of electron beams and modulation of a higher harmonic wave of the electron beams in an electron beam device using a field emission cold cathode. A base board 9 and an aggregate of plural poi...
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JP09293449 |
To provide a cold cathode element decreasing a change and deterioration of a characteristic to be capable of acting at a high speed. On an Si substrate 1 integral with a cold cathode 4, an insulating film 5b, gate electrode film 6b, insu...
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JP09283011 |
To dispense with the processes for manufacture of a protective film and simplify the whole manufacturing process for FEC. On a cathode substrate 1, a cathode electrode of which terminal position has cathode terminals 2a is formed togethe...
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JP09283009 |
To minimize the ununiformity due to the ambient potential state against the electrons emitted from multiple emitters by providing the third gate electrode on an insulating layer in the region of multiple emitters provided on a substrate....
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JP09281951 |
To prevent distortion of characters, unnatural moving of scrolling display picture, and the like at the time of scrolling in a display device. In one frame period, that is, in a period from a point of time t1 at which an interruption sig...
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JP09283013 |
To improve the electron focusing property to an anode electrode by forming an electron focusing electrode on a metal plate provided between the cathode substrate and anode substrate of an electron emitting element. An aperture 52 having ...
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JP09274845 |
To improve purity and contrast of color by providing a focusing electrode between a cathode and an anode of an electroluminescent element. When electron is emitted from an electron emitting element 60 to an opposite substrate 10, positiv...
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JP09265953 |
To provide a light emitting device with less uneven brightness and simple structure by spreading the emitting angle of electrons emitted from an electron emitting electrode, and accelerating many electron beams dispersed at wider angle, ...
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JP09265896 |
To obtain a stable electron beam source with its longer service life by actuating a gas output electron emission element and irradiating an anode electrode and an emitter tip with the generated electron. After installation and air evacua...
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JP09259738 |
To restrain characteristic dispersion due to the existence of a void by arranging a pointed shape part in a first electrode, arranging a second electrode in an area except this part through an insulating film, and arranging a recess on a...
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JP09259740 |
To easily provide a vacuum micro-device such as a field emitting type cold cathode having a gate electrode structure having high rigidity by forming a structure that a second electrode becomes thick as it separates from a pointed shape p...
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JP09246035 |
To form a coil which precisely generates a high magnetic field in a set direction, by connecting some of a plurality of electric circuits in series and then connecting them with an external circuit, or connecting the circuits with the ex...
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JP09219155 |
To provide an electron beam device which can always hold an optimal electron beam focusing condition regardless of a change in brightness and can keep a spot dimension of an electron beam constant and can form a stable and noiseless elec...
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JP09180625 |
To provide a cathode of high performance inexpensively, by improving axial symmetry of an emitted electron beam. A gate electrode 2 concentrical to an emitter region and a focusing electrode 3, further surrounding the outside of this gat...
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JP09147736 |
To provide a field emission type electron gun allowing the electrons emitted from an emitter in a wide angle to be sufficiently focused and to reach an anode without jumping into gates. This field emission type electron gun is constitute...
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JP2653008 |
PURPOSE: To realize a cold cathode in which the structure is simple, the assembly is simple, the accuracy is high, and a small size electron gun can be composed. CONSTITUTION: An opening common to a minute cold cathode group 12 is provid...
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JP09134665 |
To thinly squeeze an electron beam, attain size reduction in the constitution of the whole device, and reduce cost. This device is provided with an emitter electrode 2 which is formed by integrally projecting to a surface of a semiconduc...
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JP09129144 |
To provide the shape of a focusing electrode for obtaining a good beam convergence and the fixing method of a cold cathode when the cold cathode is applied to the electron gun of a microwave tube. A focusing electrode having an opening s...
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JP09115426 |
To realize excellent resolution over the whose surface of a display image screen by negating only distortion of a spot of an electron beam generated according to deflection. An electron emitting area 8 composed of at least a singular min...
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JP09106753 |
To make the width of a beam narrower comparing with that of a conventional electron beam generating device, and provide an image formation device having highly finer characteristics than that of conventional one by particularly using the...
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JP09106752 |
To reduce power consumption and increase response speed by having an emitter electrode layer, an emitter chip, and a gate electrode layer, and making the gate electrode and an emitter electrode cross mutually without any intervening subs...
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JP2629521 |
PURPOSE: To provide an electron gun which does not need a heater electric power source and provides electron beam with sufficient electron density and low aberration. CONSTITUTION: A cathode conductor 15, an insulating layer 16 and a gat...
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JP09082254 |
To restrain a rise in the temperature of the cathode of an RF electron gun. A fine line type of electron emission zone 50 and a fine line type of electron non-emission zone 52 are provided on the surface of a cathode. Furthermore, the ca...
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JP09082213 |
To provide a field emission type cold cathode device and its manufacture capable of sufficiently restraining the spread-out of electron beam without complicating a manufacturing process. The recessed portion on the substrate 35 side of a...
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JP09063462 |
To obtain an electric field emission type electron gun element and the manufacture of it capable of accurately focusing an electron beam, and facilitating high integration, while assuring an emission electric current value, in an electri...
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JP09063461 |
To prevent electrons from an emitter from expanding in a direction, parallel to a base layer crossing a focusing electrode to restrain cross talk, by arranging a focusing electrode, so as to have a gap between gate electrodes, on the sam...
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JP09050758 |
To eliminate the lowering of the current density due to the lowering of the electric field at the tip of an emitter by the influence of the electric potential to be given to a focusing electrode. A silicon substrate forming a cathode ele...
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JP09045224 |
To provide an electron source capable of reducing the modulation voltage of an electron beam and obtaining high-density electron beam output and an image forming device using it. An electron source has such constitution that a plurality ...
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