219491 ⎘
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements; Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators Combinations of several amplifiers
Sub-classes:QUARTER-WAVE IMPEDANCE INVERTER IN HIGHLY COMPACT INTEGRATED PASSIVE DEVICES
#2DOHERTY POWER AMPLIFIER MODULE WITH 90/180 OUTPUT COMBINING CIRCUIT AND OUTPUT HARMONIC TERMINATION CIRCUIT
#3BALANCE-TYPE AMPLIFIER
#4POWER AMPLIFIER
#5Amplifier Circuitry with Reconfigurable Matching for Power Backoff
#6ADJUSTABLE POWER SPLITTER/COMBINER
#7PROGRAMMABLE POWER SPLITTER CIRCUITS AND METHODS
#8POWER COMBINER FOR COUPLING RF SIGNALS FOR A PLASMA PROCESS SUPPLY SYSTEM AND A PLASMA PROCESS SYSTEM
#9POWER AMPLIFIER AND ELECTRONIC DEVICE COMPRISING SAME
#10AUTONOMOUS ANALOG ORTHOGONAL LOAD MODULATION POWER AMPLIFIER
#11ARCHITECTURE FOR DOHERTY POWER AMPLIFIER OUTPUT POWER COMBINING
#12POWER AMPLIFYING CIRCUIT AND CONTROL METHOD OF POWER AMPLIFYING CIRCUIT
#13POWER AMPLIFIER
#14DOHERTY AMPLIFIER CIRCUIT
#15RADIO FREQUENCY POWER AMPLIFIER
#16HIGH FREQUENCY POWER AMPLIFIER
#17AMPLIFICATION CIRCUIT AND COMMUNICATION DEVICE
#18POWER AMPLIFIER COMBINER
#19POWER AMPLIFIER SYSTEM
#20HIGH FREQUENCY AMPLIFIER
#21Hybrid Couplers with Asymmetric Port Impedances for Balanced Amplifiers and Load-Modulated Balanced Amplifiers
#22MULTI-MODE POWER AMPLIFIER FOR LOAD IMPEDANCE VARIATION
#23POWER SPLITTER AND A POWER AMPLIFIER
#24BROADBAND SLIDING-MODE OUTPHASING POWER AMPLIFIER WITH HIGH EFFICIENCY
#25METHOD FOR SUPPLYING A LASER OR PLASMA WITH POWER, AND PLASMA OR LASER SYSTEM
#26PSEUDO-DOHERTY LOAD MODULATED BALANCED AMPLIFIER
#27DOHERTY AMPLIFIER, OUTPUT NETWORK, AND DESIGN METHOD OF DOHERTY AMPLIFIER
#28POWER AMPLIFICATION DEVICE
#29DOHERTY AMPLIFIER WITH ISOLATION STRUCTURE
#30CONTROL FOR RADIO-FREQUENCY AMPLIFIER
#31SYSTEMS AND METHODS FOR MODULAR POWER AMPLIFIERS
#32POWER AMPLIFIER CIRCUIT
#33THREE-DIMENSIONAL POWER COMBINERS
#34MULTIBAND DOHERTY POWER AMPLIFIER ARRANGEMENTS WITH HYBRID COMBINERS
#35OUTPHASING AMPLIFIER AND METHOD OF MANUFACTURING THE SAME
#36POWER AMPLIFIER CIRCUIT
#37POWER AMPLIFIER
#38System for operating multiple transceiver modules concurrently
#39AMPLIFIER
#40Dual-polarization beamforming
#41RADIO FREQUENCY POWER AMPLIFIER MODULE
#42POWER AMPLIFIER
#43MICROWAVE POWER AMPLIFIER
#44POWER AMPLIFIER USING COUPLER AND ELECTRONIC DEVICE INCLUDING THE SAME
#45Radio-frequency amplifier circuits, devices and methods
#46SINGLE-INPUT BROADBAND DOHERTY-HDMAX CONTINUUM POWER AMPLIFIER
#47SOLID-STATE HYPERFREQUENCY AMPLIFIER AND POWER COMBINER COMPRISING FOUR SUCH SOLID-STATE AMPLIFIERS
#48MATCHING CIRCUIT
#49GAIN BOOSTING IN POWER AMPLIFIERS USING RF-COUPLED FEEDBACK
#50GAIN BOOSTING IN ENVELOPE TRACKING POWER AMPLIFIERS USING RF-COUPLED FEEDBACK
#51AUTONOMOUS ANALOG ORTHOGONAL LOAD MODULATION POWER AMPLIFIER
#52HARMONIC CANCELLATION IN A RADIO FREQUENCY FRONT END
#53RADIO FREQUENCY FRONT END WITH DIFFERENTIAL PATHS
#54Amplifier Protection Circuit and Method
#55AMPLIFIER AND AMPLIFICATION METHOD
#56System for operating multiple transceiver modules concurrently
#57Solid-State Direct Cavity Combiner (DCC) Transmitter System For Providing Megawatts Of Power
#58MULTI-CORE DIGITAL POWER AMPLIFIER WITH UNBALANCED COMBINER
#59HIGH FREQUENCY AMPLIFIER
#60Power amplifying circuit
#61Earbud operation during earbud insertion detection
#62Systems and methods for modular power amplifiers
#63LOAD MODULATED DOHERTY POWER AMPLIFIERS
#64Load-modulated balanced amplifiers
#65Doherty amplifier
#66Power amplifier for an antenna
#67Balanced radio frequency power amplifier, chip and communication terminal
#68Absorptive filter
#69Wideband Doherty power amplifier
#70Ultra-high frequency power combiner and divider compensating for parasitic parameters
#71Dual-polarization beamforming
#72Power amplifier
#73Power amplifier arrangement
#74Systems and methods for modular power amplifiers
#75Self-calibrated multi-channel transmission system for a satellite payload
#76Radio frequency splitter and front-end module
#77Method of operating an N-way power combiner network and an N-way power combiner network
#78Power amplifier circuit
#79Non-line-of-sight (NLOS) coverage for millimeter wave communication
#80Headphone operation during headphone insertion detection
#81System for operating multiple transceiver modules concurrently
#82Amplifier having envelope control
#83Signal combiner
#84Semiconductor device and amplifier assembly
#85Doherty amplifier arrangement
#86Amplifier
#87Rack comprising a high power RF amplifier
#88Envelope tracking circuit and related apparatus
#89Spatial power-combining devices with thin film resistors
#90Non-line-of-sight (NLOS) coverage for millimeter wave communication
#91Power amplifier system
#92Doherty combiner
#93System and method for amplifying and combining radiofrequency power
#94Structures for spatial power-combining devices
#95POWER AMPLIFICATION DEVICE AND TELEVISION SIGNAL TRANSMISSION SYSTEM
#96Multiple-path RF amplifiers with angularly offset signal path directions, and methods of manufacture thereof
#97Amplifier systems for driving a wide range of loads
#98Capacitively coupled patch antenna
#99High frequency amplifier unit having amplifier modules arranged on outer conductors
#100Radiofrequency power combiner or divider having a transmission line resonator
#101Dual-polarization beamforming
#102Power amplification module
#103Method and apparatus for calibration and equalization of multiport amplifiers (MPAs)
#104Doherty amplifier system
#105Doherty power amplifier system
#106High frequency module and communication device
#107DOHERTY AMPLIFIER
#108High-frequency amplifier
#109Amplifier and transmitter
#110Operation of a personal audio device during insertion detection
#111Headphone operation during headphone insertion detection
#112Multi-mode multi-band self-realigning power amplifier
#113Non-line-of-sight (NLOS) coverage for millimeter wave communication
#114Amplifier with amplification stages connected in parallel
#115Power amplification device and television signal transmission system
#116Phase shift and attenuation circuits for use with multiple-path amplifiers
#117Quadrature amplifier having envelope control
#118Amplifier arrangement
#119Programmable power combiner and splitter
#120Doherty amplifier having envelope control
#121Semiconductor device and amplifier assembly
#122Reduction of power consumption in integral ultra-wideband power amplifiers
#123High-frequency power amplifier
#124Amplifier power combiner with slotline impedance transformer
#125High Frequency Amplifier Unit having Amplifier Modules Arranged on Outer Conductors
#126Linearization circuits and methods for multilevel power amplifier systems
#127Power amplification module
#128Channel-less integrated circuit layout wiring for chips including a plurality of partitions
#129Amplifier circuit and method
#130Four-way Doherty amplifier and mobile telecommunications base station
#131Amplifier assembly and spatial power combining device
#132Phase shift and attenuation circuits for use with multiple-path amplifiers
#133Power amplifier apparatus, envelope tracking amplifier apparatus and method of amplifying a signal
#134Systems and methods for differential dipole-based waveguide power combining
#135Transmission and emission assembly for multibeam antenna and multibeam antenna
#136Non-line-of-sight (NLOS) coverage for millimeter wave communication
#137RF phase shifting device
#138Resonant cavity combined solid state amplifier system
#139Device and method for efficient digital-analog conversion
#140Power amplifier control method and apparatus, and power amplifier control system
#141Amplifier circuit for compensating an output signal from a circuit
#142Rack comprising a high power RF amplifier
#143Doherty amplifier
#144DOHERTY AMPLIFIER
#145Apparatus and method for improving efficiency of power amplifier
#146RF-input load modulated balanced amplifier
#147Harmonically tuned load modulated amplifier
#148Dual-polarization beamforming
#149Digital predistortion for multiple power amplifiers
#150Dual-band radio frequency devices incorporating metamaterial type structures and related methods
#151Radio frequency power amplifier with feed-forward signal path
#152Phase shift and attenuation circuits for use with multiple-path amplifiers
#153Power amplifier, power amplification method, and power amplification control apparatus and method
#154Power amplification device and television signal transmission system
#155Power amplification module
#156System for operating multiple transceiver modules concurrently
#157Composite power amplifier
#158Modular and scalable power amplifier system
#159Power amplifying converter
#160Acoustic filter employing inductive coupling
#161Low-noise amplifier with low-loss bypass mode
#162Selective high and low power amplifier switch architecture
#163Doherty amplifier
#164Doherty amplifier and power amplifier
#165Control of MISO Node
#166Multiple-path RF amplifiers with angularly offset signal path directions, and methods of manufacture thereof
#167Power amplification device
#168Doherty amplifiers with minimum phase output networks
#169Variable gain low noise amplifier
#170Active transformer, corresponding apparatus and method
#171Spatial power combining mechanism (SPCM) for the generation and amplification of electromagnetic radiation
#172High-frequency power amplifier
#173Driver circuit for composite power amplifier
#174Amplifier circuit and method
#175Amplifier devices with in-package bias modulation buffer
#176Power amplifier circuit and semiconductor integrated circuit
#177Isolation in a multi-port amplifier
#178Amplifier
#179Amplifier circuit and method
#180Phase shift and attenuation circuits for use with multiple-path amplifiers
#181TDMA rate reconfigurable matrix power amplifier and method of communication in a FDMA/TDMA architecture
#182Multi-stage amplifiers with low loss
#183Systems and methods for differential dipole-based waveguide power combining
#184Solid state microwave generator and power amplifier
#1850/90 degree coupler with complex termination
#186Arrangement and method for radio-frequency (RF) high power generation for compensating a failed power amplifier module
#187Waveguide power dividers
#188Transmission device and transmission method
#189Arrangement and method for radio-frequency (RF) high power generation
#190Combined high power RF/microwave amplifier with multiple power amplifier units and automatic failure protection
#191Systems and methods for multi-probe launch power combining
#192High-frequency amplifier
#193Compact microwave power amplifier circuit
#194Power amplifier and power amplification method
#195Power amplifier for amplification of an input signal into an output signal
#196POWER AMPLIFIER FOR AMPLIFICATION OF AN INPUT SIGNAL INTO AN OUTPUT SIGNAL
#197Devices and methods for improving yield of scalable periphery amplifiers
#198Multi-band/multi-mode power amplifier with signal path hardware sharing
#199Amplifier circuit and method
#200Amplifier circuit and method
#201Power processing circuit, two-path power processing circuit and multiplex power processing circuit
#202Transmission apparatus and transmission method
#203Integrated circuit layout wiring for multi-core chips
#204Low noise amplifier architecture for carrier aggregation receivers
#205High frequency attenuator
#206Doherty power amplifier
#207Balanced Doherty power amplifier circuit and radio transmitter
#208Amplifier circuit and method
#209Multi-broadband doherty power amplifier
#210Amplifier circuit and method
#211Amplifier circuit and method
#212RF/microwave power divider with port to port isolation
#213RF/microwave high power switching combiner unit
#214Combined high power rf/microwave amplifier with multiple power amplifier units and automatic failure protection
#215T-shaped power amplifier cooling plate
#216Radio frequency splitter
#217Optical modulator driver circuit and optical transmitter
#218Multi-mode multi-band self-realigning power amplifier
#219Travelling wave amplifier (TWA) for driving optical modulator
#220Power amplifier
#221Bias adjustment circuitry for balanced amplifiers
#222High frequency power combiner/divider
#223Efficient power amplification over large operating average power range
#224Efficiency-optimised high-frequency power amplifier
#225Linearization circuits and methods for multilevel power amplifier systems
#226RF-input / RF-output outphasing amplifier
#227Linearizer
#228Power amplifier, transceiver, and base station
#229Radio frequency power amplifier circuit
#230Control of MISO node
#231Multiple-series amplifying device
#232Broadband high efficiency amplifier system and a method of constructing high power amplitude modulated RF signal
#233Amplification stage and wideband power amplifier
#234Doherty power amplifier circuit
#235Envelope tracking system for MIMO
#236Phase shift and attenuation circuits for use with multiple-path amplifiers
#237Broadband amplifier
#238Transmitter system with reconfigurable amplifiers
#239Transmitter, signal-synthesizing circuit, and signal-synthesizing method
#240Unbalanced linear power amplifier
#241Power amplifying apparatus
#242Direct current (DC)-DC converter having a multi-stage output filter
#243Amplifier device and corresponding radio base station and mobile communication terminal
#244Enhanced and versatile N-way doherty power amplifier
#245Inverter/power amplifier with capacitive energy transfer and related techniques
#246Multiple-state, switch-mode power amplifier systems and methods of their operation
#247Doherty amplifier
#248System and method for a radio frequency coupler
#249Method and apparatus for improving leakage performance of a multi-port amplifier
#250Power dividing and/or power-combining circuits with isolation
#251Multi-broadband Doherty power amplifier
#252Method of calibrating a multiport amplifier, multiport amplifier allowing the implementation of such a method, and satellite comprising such an amplifier
#253Efficient power amplification over large operating average power range
#254Amplifier
#255Envelope tracking system for MIMO
#256Semiconductor power amplifier
#257LCL high power combiner
#258Doherty power amplification apparatus and method
#259Low power consumption adaptive power amplifier
#260Phase shift and attenuation circuits for use with multiple-path amplifiers
#261Power amplifying device and transmitter
#262Combiner for an RF power amplifier
#263Transmission-line resistance compression networks and related techniques
#264Redundant amplifier and switching method thereof
#265Radio frequency splitter
#266Broadband high efficiency amplifier system
#267Operational amplifying device with auto-adjustment output impedance
#268Multi-level power amplification system
#269Linearization circuits and methods for multilevel power amplifier systems
#270Power amplifier device and power amplifier circuit thereof
#271Asymmetric multilevel outphasing architecture for RF amplifiers
#272Method and apparatus for multilevel power amplification
#273Linearization circuits and methods for multilevel power amplifier systems
#274Power amplifier assembly comprising suspended strip lines
#275Systems and methods of harmonic extraction and rejection
#276Adjustable power splitters and corresponding methods and apparatus
#277Distribution amplifier with intellectual signaling
#278Controlling output power of multiple-input single-output (MISO) device
#279Amplifier module with multiple 90 degree hybrids
#280On-chip millimeter wave Lange coupler
#281LINC power amplifier
#282Method and apparatus for high efficiency, high dynamic range digital RF power amplification
#283Differential signal transmission line
#284Power amplifier apparatus and power amplifier circuit
#285Signal directing means for dividing an input signal into at least two output signals or combining at least two input signals into one output signal
#286Wideband AFT power amplifier systems with frequency-based output transformer impedance balancing
#287Multi-band/multi-mode power amplifier with signal path hardware sharing
#288Amplifier arrangement
#289Dual inductive element charge pump buck and buck power supplies
#290COMPACT RF POWER AMPLIFIER
#291Optimizing cascade gain stages in a communication system
#292Multiband RF switch ground isolation
#293Apparatus and method for balanced power amplification
#294Direct current (DC)-DC converter having a multi-stage output filter
#295Ultra-wideband high power amplifier architecture
#296Control of MISO node
#297Power amplifier
#298Multi-mode Doherty power amplifier
#299Reconfigurable input power distribution doherty amplifier with improved efficiency
#300Time difference amplifier circuit