Patents
Patents for H01J 25 - Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons (1,999)
10/2012
10/24/2012CN102751153A Interchangeability design method for domestic satellite-mounted travelling-wave tube amplifier and imported satellite-mounted travelling-wave tube amplifier
10/17/2012CN202495416U S band 10% bandwidth high power klystron
10/17/2012CN102737928A Magnetic pole component, magnetron provided with magnetic pole component, sputtering chamber apparatus, and substrate processing device
10/17/2012CN102737927A Double electron beam electron gun and gyrotron
10/17/2012CN102737926A Magnetron
10/10/2012CN101276723B Magnetron
10/04/2012US20120248979 High frequency helical amplifier and oscillator
10/03/2012CN102709138A Cyclotron extended interaction klystron amplifier
09/2012
09/27/2012US20120242224 Crossed-field amplifiers with reduced spurious emissions
09/26/2012CN102693891A Magnetron
09/26/2012CN102012502B Closed high-power travelling wave tube transmitter with phase change heat radiator
09/20/2012US20120235565 Magnetron and apparatus that uses microwaves
09/20/2012US20120235564 Magnetron
09/19/2012EP2499650A1 High frequency cathode heater supply for a microwave source
09/19/2012CN102683141A Integrated traveling-wave tube amplifier
09/13/2012WO2012119786A1 Electron source for linear accelerators
09/11/2012US8264151 Color variable field emission device
09/11/2012US8264150 Modular magnetron
08/2012
08/30/2012US20120217872 Luminaire
08/29/2012EP2491570A1 Low-voltage, multi-beam klystron
08/16/2012WO2012107763A1 Filter for a magnetron power supply lead
08/14/2012US8242696 Vacuum electronic device
08/09/2012US20120200223 Hyperfrequency wave generator device comprising a plurality of magnetrons
08/07/2012US8237608 Magnetron and radar apparatus
08/01/2012CN202363406U Insulation bracket of travelling wave tube electron gun
08/01/2012CN102625921A Method and apparatus for retrieving a phase of a wavefield
07/2012
07/31/2012US8232749 Dual slot resonance coupling for accelerators
07/26/2012WO2012098391A1 Electron tube
07/26/2012US20120187833 Device for generating hyperfrequency waves having a cathode whereof each end is connected to a voltage source
07/26/2012US20120187832 High frequency helical amplifier and oscillator
07/25/2012EP2478407A1 Method and apparatus for retrieving a phase of a wavefield
07/25/2012CN102610470A Magnetron and semiconductor equipment
07/25/2012CN102605192A Preparation method for oxygen-free copper tube for magnetron
07/24/2012US8228007 Microwave supplying apparatus and microwave plasma system
07/19/2012US20120181930 High frequency helical amplifier and oscillator
07/19/2012US20120181928 Solid state klystron
07/19/2012US20120181927 High frequency helical amplifier and oscillator
07/18/2012CN102598190A High frequency cathode heater supply for a microwave source
07/17/2012US8221179 Method of making arrays of thin sheet microdischarge devices
07/12/2012US20120176034 High frequency helical amplifier and oscillator
07/12/2012DE102010063685B4 Magnetronanordnung mit einem Hohltarget Magnetron with a hollow target
07/12/2012DE102010031259B4 Stützeinrichtung für eine Magnetronanordnung mit einem rotierenden Target Support device for a magnetron with a rotating target
07/12/2012DE102009056241B4 Stützeinrichtung für eine Magnetronanordnung mit einem rotierenden Target Support device for a magnetron with a rotating target
07/11/2012CN1871764B Method and apparatus for bi-planar backward wave oscillator
07/11/2012CN102568983A Method for implementing dual-switch grid-control TWT (Traveling Wave Tube) modulator with high pulse repetition frequency and low power consumption on basis of MOS (Metal Oxide Semiconductor) tube
07/11/2012CN101567291B Magnetron
07/04/2012EP2472555A1 Device for the generation of hyperfrequency waves, comprising a plurality of magnetrons
07/04/2012EP2472554A1 Microwave generating apparatus having a cathode, each extremity thereof being connected to a voltage source
07/04/2012CN202307779U Externally-heated high-temperature traveling wave tube
07/04/2012CN102543631A Carbon-oxygen-free copper multi-stage depressed collector and manufacturing method thereof
07/04/2012CN101770921B Frequency-multiplier klystron and manufacture method thereof
06/2012
06/27/2012CN102522299A Electromagnetic band gap structure, electromagnetic band gap high-impedance substrate and planar travelling wave tube
06/27/2012CN102005354B Pre-bunching high-power gyro traveling wave tube amplifier
06/27/2012CN101444008B Wireless network system
06/21/2012DE102010063685A1 Magnetronanordnung mit einem Hohltarget Magnetron with a hollow target
06/20/2012CN102509687A PCMS (plasma discharge CROSSATRON modulator switch) transistor with grid auxiliary screens
06/20/2012CN101689463B High frequency helical amplifier and oscillator
06/14/2012US20120146504 Seal and Fixation Assembly for a Rotating Cylindrical Magnetron Electrode
05/2012
05/31/2012US20120133280 Coupled Cavity Traveling Wave Tube
05/30/2012CN101944467B Collector of traveling wave tube
05/23/2012EP2454748A1 Device for preventing parasitic oscillations in electron beam tubes
05/17/2012US20120119646 helical slow-wave structure
05/15/2012US8179048 High frequency helical amplifier and oscillator
05/15/2012US8179045 Slow wave structure having offset projections comprised of a metal-dielectric composite stack
05/09/2012CN102446677A Method for inhibiting grid emission of pulsed travelling wave tube
05/02/2012EP2446456A1 Magnetically insulated cold-cathode electron gun
04/2012
04/25/2012EP2445105A1 Power management system for dual travelling wave tube amplifier
04/25/2012EP2445103A1 Power management system for dual travelling wave tube amplifier
04/25/2012CN202205696U 一种场分布均匀的磁控管 A field distribution of the magnetron
04/25/2012CN202205695U 一种输出功率高的磁控管 An output power of high-magnetron
04/25/2012CN202205694U 一种可实现微波设备小型化的磁控管 Which can realize miniaturization of the magnetron microwave equipment
04/25/2012CN202205693U 一种磁控管 A magnetron
04/25/2012CN101894723B 一种空间行波管收集极辐射散热器 A spatial traveling wave tube collector radiator
04/19/2012WO2012048473A1 Method and system for temporal focusing and temporal alignment of ultra-short electron bunch
04/17/2012US8159137 Magnetron
04/05/2012US20120081003 Terahertz interaction circuit having ridged structure
04/05/2012DE102009051056B4 Verfahren zum Wiederherstellen des Betriebszustandes der Entladung beim Magnetronsputtern und Schaltung zur Durchführung des Verfahrens A method for restoring the operating state of the discharge in the magnetron sputtering and circuit for carrying out the method
04/04/2012CN102403180A 一种分布作用太赫兹振荡器 Role in a distributed terahertz oscillator
03/2012
03/20/2012US8138460 Radio frequency phototube
03/14/2012EP2335266B1 Microwave tube with a device for extracting the ions generated in the tube
02/2012
02/22/2012EP2420448A1 Absorbing dome for a radiating collector tube
02/22/2012CN202150440U Magnetron
02/21/2012US8120258 Magnetron
02/14/2012US8115392 Device for generation of microwaves
02/02/2012WO2012013658A1 Device for generating thz radiation with free electron beams
02/02/2012US20120025703 Device for generation of microwaves
02/02/2012CA2806448A1 Device for generating thz radiation with free electron beams
02/01/2012EP2413343A1 Device for generating THz radiation with free electron beams
02/01/2012CN102339711A Magnetron capable of realizing miniaturization of microwave equipment
02/01/2012CN102339710A Magnetron
02/01/2012CN102339709A Magnetron with uniform field distribution
01/2012
01/24/2012CA2593586C Dual energy source loss-on-drying instrument
01/18/2012CN102054645B Wideband traveling wave tube slow wave system and fabrication method thereof
01/18/2012CN101964290B Multi-stage depressed collector material and preparation and surface treatment method thereof
01/18/2012CN101930886B Dual-mode gyrotron traveling wave tube amplifier
01/12/2012DE102010031205A1 Magnetron device, has magnet system arranged inside pipe target and extended with coating material, where outer side of coating material-free end region of support tube is made from reduced sputteringability material
01/11/2012CN202111052U Fluctuant waveguide slow wave structure
01/11/2012CN102315064A Magnetron and thin film deposition treatment equipment applying same
01/04/2012CN202103007U Water cooling magnetron
12/2011
12/29/2011DE102011014982A1 Magnetron Magnetron
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