219488 ⎘
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements; Amplifiers using transit-time effect in tubes or semiconductor devices using travelling-wave tubes
DIRECTED SELF-ASSEMBLY OF HELICES VIA ELECTRODEPOSITION ON END-TETHERED NANOMEMBRANE RIBBONS FOR MILLIMETER-WAVE TRAVELING-WAVE TUBE AMPLIFIERS
#2Travelling-Wave Tube, Electron Gun, and Power Amplification System
#3BIASING OF TRAVELLING WAVE AMPLIFIERS
#4Traveling wave mixer
#5Methods of making a self-assembled slow-wave structures
#6Electroplated helical slow-wave structures for high-frequency signals
#7Traveling wave tube amplifier having a helical slow-wave structure supported by a cylindrical scaffold
#8Super-linear power amplifiers with adaptive biasing
#9High-frequency module with connection interface
#10Impedance tuner and signal amplification device
#11Microwave amplification device including a microwave electron tube having a getter that can be controlled
#12Low-radiation interference, high-efficiency, high-linearity, and high-robustness power tube driver of class-D audio amplifier
#13High-efficiency amplifier
#14Method for producing an amplification stage for a variable envelope signal
#15Amplification of electromagnetic waves via interaction with an electron beam by using a waveguide having a linear interaction channel with curved parts and including rows of pillars extending through the waveguide
#16Perovskites as ultra-low work function electron emission materials
#17Energy supply unit for a traveling wave tube
#18High voltage connector
#19Rapid 3D prototyping and fabricating of slow-wave structures, including electromagnetic meta-material structures, for millimeter-wavelength and terahertz-frequency high-power vacuum electronic devices
#20Amplifier device with at least one microwave tube
#21Traveling wave tube loaded by a material having negative permittivity and positive permeability
#22Traveling wave amplifier providing cascade units each including a dynamic cascade transistor whose collector output is fed back to its base input
#23Method for operating an amplifier module of a satellite
#24Method for operating an amplifier module of a satellite
#25Method for operating a traveling-wave tube module
#26RF channel amplification module with instantaneous power limiting function
#27Power management system for dual travelling wave tube amplifier
#28Very high efficiency flexible travelling wave amplifier
#29Constructive feedback traveling wave device and method
#30Slow wave structure having offset projections comprised of a metal-dielectric composite stack
#31TRAVELLING WAVE AMPLIFIER
#32LAYERED MODULATION FOR DIGITAL SIGNALS
#33Dynamic depressed collector
#34Method and apparatus for RF input coupling for inductive output tubes and other emission gated devices
#35Traveling wave amplifier with distributed regenerative feedback between drain-to-drain transmission lines and gate-to-gate transmission lines for enhanced high frequency bandwidth
#36Layered modulation for digital signals
#37Broadband high efficiency traveling wave tube amplifier system
#38Dynamic depressed collector
#39Distributed amplifier topologies with improved gain bandwidth product
#40System and method for envelope modulation
#41Estimating the operating point on a non-linear traveling wave tube amplifier
#42Method of measuring microwave power and device for carrying out said method
#43Coherent averaging for measuring traveling wave tube amplifier nonlinearity
#44Coaxial amplifier device