Matches 1 - 47 out of 47
Match Document Document Title
6236161 Crossed-field device  
A crossed-field device such as a crossed-field amplifier or magnetron has a generally peripheral cathode body portion and an anode which cooperates with a crossed magnetic field to maintain emitted...
6132565 Magnetron assembly equipped with traversing magnets and method of using  
A magnetron assembly for sputter deposition and a method for using such assembly are described. The novel magnetron assembly is equipped with traversing magnets that are capable of moving in a...
5412281 Phase smoothing cathode for reduced noise crossed-field amplifier  
A crossed-field amplifier (CFA) includes a cylindrical cathode having an emitting surface coaxially disposed within an annular anode structure. The cathode has at least one circumferential groove...
5327094 Jitter suppression in crossed-field amplifier by use of field emitter  
A crossed-field amplifier is provided which has an anode and a cathode creating an electric field across a magnetic field formed in an interaction area. A field emitter is disposed within a slot...
5280218 Electrodes with primary and secondary emitters for use in cross-field tubes  
A cathode of a crossed field device includes a first electrode and a second electrode disposed about and dielectrically spaced from the first electrode. In a preferred embodiment the electrode...
4975656 Enhanced secondary electron emitter  
The present invention discloses an enhanced secondary electron emitter cathode suitable for use in a typical crossed-field amplifiers. The emitter surfaces of the cathode are formed into...
4894586 Crossed-field amplifier bias circuit and method for improved starting  
The present invention discloses a cross-field amplifier having an anode and cathode with a pair of permanent magnets which create a magnetic field perpendicular to an electric field created between...
4831335 High gain miniature crossed-field amplifier  
There is provided a miniature high gain forward wave crossed-field amplifier wherein the anode slow wave structure includes double helix coupled vanes having a predetermined pitch such that the...
4814720 Low noise crossed-field amplifier  
In a forward wave low noise cross-field amplifier a slow wave structure is disposed about a predetermined portion of the cathode. The slow wave structure of the cathode is accurately proportioned...
4757269 Multi-gigawatt high-efficiency RF amplifier  
An RF amplifier wherein an IREB interacts with RF energy from an RF energy source coupled via an RF cavity to a tube drift region where the IREB is modulated at the frequency of the RF energy...
4634992 Magnetron amplifier power combiner  
A microwave circuit for combining the high output power of two phase and amplitude controllable amplifiers (e.g. magnetron amplifiers) is described. The circuit uses a "Magic T" circuit to reduce...
4571552 Phase-locked magnetron system  
Phase locking of the output signal of a magnetron with a frequency source signal is obtained by a phase comparison of the output signal and source signal to obtain an error signal which energizes a...
3723806 ADJUSTABLE STABLE POWER SUPPLY FOR CONTINUOUS WAVE MAGNETRON  
A power supply circuit for a continuous wave magnetron provides adjustable stable power levels. A first direct voltage source is connected across the magnetron and a second direct voltage source...
3701020 PHASE CODED RF PULSE GENERATOR  
The low power RF injection pulses of an injection-locked pulsed magnetron are phase controlled in coded sequence to provide high power phase coded coherent RF output pulses. The magnetron transmits...
3624534 A UHF KLYSTRON AMPLIFIER HAVING A SUBSTANTIALLY LINEAR INPUT/OUTPUT CHARACTERISTIC  
Known Klystrons are not linear amplifying devices, and so it is not possible to use a Klystron for the common amplification of UHF carriers modulated with a number of different modulating signals....
3551735 CROSSED-FIELD DISCHARGE DEVICES AND OSCILLATORS AND AMPLIFIERS INCORPORATING THE SAME  
3458753 CROSSED-FIELD DISCHARGE DEVICES AND COUPLERS THEREFOR AND OSCILLATORS AND AMPLIFIERS INCORPORATING THE SAME  
3458755 CROSSED-FIELD DISCHARGE DEVICE AND MICROWAVE CIRCUITS INCORPORATING THE SAME  
3456151 CROSSED-FIELD DISCHARGE DEVICE AND COUPLER THEREFOR AND MICROWAVE CIRCUITS INCORPORATING THE SAME  
3386047 Transverse wave amplifier  
3324341 High power electron tube with multiple locked-in magnetron oscillators  
3309660 Electron discharge amplifier device  
3302060 Control system for regulating the current in a magnetron tube  
3254261 Fast wave tubes using periodic focusing fields  
3249792 Traveling wave tube with fast wave interaction means  
3237114 Crossed-field type of parametric amplifier with inhomogenous pump field  
3234456 Electronic gas analyzer using paramagnetic properties of the gas to control electron flow  
3229220 Electron beam amplifiers and oscillators  
3227959 Crossed fields electron beam parametric amplifier  
3210593 Method and apparatus for the broadbanding of power type velocity modulation electron discharge devices by interaction gap spacing  
3188518 Undulating beam traveling wave tube focusing structure  
3183399 Traveling wave interaction device  
3176188 Mixed lines crossed fields oscillator or amplifier  
3171055 Ripple velocity microwave tube  
3171053 Plasma-beam signal generator  
3121820 Single mode amplifier or oscillator  
3119969 Means for linearizing the amplitude characteristic curves of power amplifiers  
3111604 Electronic device for generating or amplifying high frequency oscillations  
3085207 Parametric amplifier  
3082351 Crossed-field amplifier  
3072817 Electron discharge device  
3048797 Semiconductor modulator  
2926285 Magnetron amplifier  
2881270 Regenerative amplifiers  
2849650 High frequency apparatus  
2819449 Magnetron  
3559094 Title is not available  
Matches 1 - 47 out of 47