219203 ⎘
Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements; Modifications of input or output impedances, not otherwise provided for using inductive elements
Asymmetric doherty power amplifiers
#302HIGH-FREQUENCY, MULTISTAGE, LOW-NOISE AMPLIFIER
#303INTERSTAGE MATCHING CIRCUIT AND PUSH-PULL POWER AMPLIFIER CIRCUIT
#304RADIO FREQUENCY AMPLIFIER
#305Power amplifying circuits
#306POWER AMPLIFIER SUPPLY NETWORKS WITH HARMONIC TERMINATIONS
#307POWER AMPLIFIER WITH OVERVOLTAGE PROTECTION IN INPUT MATCHING STAGE
#308Transformer for low loss and apparatus including the same
#309AMPLIFIER CIRCUIT
#310OUTPHASING AMPLIFIER
#311Transmission/reception module
#312POWER AMPLIFIER CIRCUIT
#313STABILITY IN POWER AMPLIFIERS UNDER HIGH IN-BAND VOLTAGE STANDING WAVE RATIO CONDITION
#314RECONFIGURABLE HIGH-INTEGRATION RADIO-FREQUENCY AMPLIFIER AND CHIP
#315STABILITY TECHNIQUES IN POWER AMPLIFIERS UNDER HIGH VOLTAGE STANDING WAVE RATIO CONDITIONS
#316Multi-frequency low noise amplifier
#317Amplifier circuit
#318Amplifier circuit with an envelope enhancement
#319Harmonic processing circuit and amplification device
#320Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#321Power amplifier modules including semiconductor resistor and tantalum nitride terminated through wafer via
#322Wideband multi gain LNA architecture
#323Wireless receiver
#324Radio frequency power amplifier
#325Radio frequency amplifier and bias circuit
#326Transmitter and associated calibration method
#327AMPLIFICATION DEVICE
#328AMPLIFICATION DEVICE
#329Power amplifier with large output power
#330Output-integrated transistor amplifier device packages incorporating internal connections
#331Radio frequency oscillator
#332ELECTRONIC DEVICE COMPRISING AMPLIFIER CIRCUIT FOR PROCESSING WIDEBAND RF SIGNAL
#333High frequency amplifier
#334Transistor bias adjustment for optimization of third order intercept point in a cascode amplifier
#335High-frequency module and communication apparatus
#336LOW NOISE AMPLIFIER INCORPORATING SUTARDJA TRANSFORMER
#337PA output matching circuit, RF front-end module and wireless device
#338Matching circuit, semiconductor device, and electronic device
#339Power amplifier circuit
#340LC filtering with auto tuning
#341HIGH-FREQUENCY AMPLIFIER CIRCUIT
#342Amplifier and signal processing apparatus
#343Resonator circuit
#344Radio frequency power amplifier, chip, and communication terminal
#345Wideband auxiliary input for low noise amplifiers
#346LOW NOISE AMPLIFIER AND RECEPTION CIRCUIT
#347Hybrid Doherty power amplifier module
#348POWER AMPLIFIER CIRCUIT
#349Circuitry for reducing distortion over a wide frequency range
#350Amplifier having improved stability
#351Chip module structure and method and system for chip module design using chip-package co-optimization
#352Highly efficient dual-drive power amplifier for high reliability applications
#353METHODS AND APPARATUS FOR POWER AMPLIFIER TRANSFORMERS
#354Generation and synchronization of pulse-width modulated (PWM) waveforms for radio-frequency (RF) applications
#355Compositions of influenza hemagglutinin with heterologous epitopes and/or altered maturation cleavage sites and methods of use thereof
#356POWER AMPLIFICATION DEVICE AND AN RF CIRCUIT MODULE
#357Power amplifiers and transmission systems and methods of broadband and efficient operations
#358Auto-linearizing amplifier
#359Multi-frequency high electric field systems for magnetic resonance imaging safety testing of medical devices
#360Output matching circuit and power amplifier circuit
#361Switched capacitor modulator
#362Power amplifier with a power transistor and an electrostatic discharge protection circuit on separate substrates
#363Power amplifier with a power transistor and an electrostatic discharge protection circuit on separate substrates
#364RF amplifier package
#365METHODS RELATED TO AMPLIFICATION OF RADIO-FREQUENCY SIGNALS
#366Power amplifiers
#367Radio frequency transistor amplifiers having multi-layer encapsulations that include functional electrical circuits
#368Filter combiner for a Doherty amplifier, and a Doherty amplifier
#369Methods and apparatus for supporting linearization on power combined power amplifiers
#370Harmonic processing circuit and amplifier
#371Power amplifier circuit
#372Doherty power amplifiers and devices with low voltage driver stage in carrier-path and high voltage driver stage in peaking-path
#373High-frequency module and communication device
#37490-degree lumped and distributed Doherty impedance inverter
#375DISTRIBUTED ACTIVE POWER COMBINING AMPLIFIER
#376RF receiver system with adjustable impedance matching
#377Termination circuits and attenuation methods thereof
#378Power amplification circuit
#379Devices and methods involving power-amplification architecture using T-network
#380Power amplifier impedance adjustment circuit
#381Method for adjusting power amplifier impedance
#382Impedance control in merged stacked FET amplifiers
#383Output matching circuit and power amplifier comprised thereof
#384Power amplifier system
#385Power amplifiers and unmatched power amplifier devices with low baseband impedance terminations
#386Wideband amplifier tuning
#387Distributed conversion of digital data to radio frequency
#388Advanced 3D inductor structures with confined magnetic field
#389High efficiency photoconductive semiconductor switch-based amplifier for high power microwave transmission
#390Power amplifier circuit
#39124 to 30GHz wide band CMOS power amplifier with turn-off mode high impedance
#392Peripheral for amplifier linearization with complimentary compensation
#393Power amplifier circuit
#394Low noise amplifier
#395Wideband RF choke
#396Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths
#397High frequency semiconductor amplifier
#398Circuit device including an impedance matching network having at least one inductor formed by a film of superconductor material exhibiting kinetic sheet inductance
#399Matching circuit with switchable load lines, load line switching method and power amplifier
#400SYSTEMS AND METHODS FOR ENHANCING EFFICACY OF ULTRASOUND TREATMENT
#401Impedance element with built-in odd-mode oscillation suppression
#402Power amplification circuit and semiconductor device
#403APPARATUS AND METHODS FOR OVERLOAD PROTECTION OF RADIO FREQUENCY AMPLIFIERS
#404Cascode gain boosting and linear gain control using gate resistor
#405High-frequency amplifier
#406Systems and methods related to power amplification and power supply control
#407DEVICE INCLUDING POWER TRANSISTOR AND DC FEED PATH AND METHOD
#408Integrated RF front end with stacked transistor switch
#409High gain resonant amplifier for resistive output impedance
#410Radio-frequency module and communication device
#411Radio frequency (RF) transistor amplifier packages with improved isolation and lead configurations
#412Amplifier circuit with an output limiter
#413Apparatus and methods for radio frequency signal limiting
#414Multi-stage decoupling networks integrated with on-package impedance matching networks for RF power amplifiers
#415Symmetric Doherty amplifier with in-package combining node
#416Signal combiner having a tuned termination circuit on an isolation port for a Doherty power amplifier
#417Radio frequency amplifier implementing an input baseband enhancement circuit and a process of implementing the same
#418High-frequency module and communication apparatus
#419MATCHING CIRCUIT AND POWER AMPLIFIER CIRCUIT
#420Substrate comprising capacitor configured for power amplifier output match
#421Amplifier circuit
#422Amplifier
#423Load detection circuit and amplifier circuit
#424Radio frequency module and communication device
#425Matching circuit and communication device
#426Power amplifier circuit
#427Radio frequency power amplifier with harmonic suppression
#428Source switched split LNA
#429Radio frequency oscillator
#430Power amplifier circuit
#431Power amplifier circuit
#432Amplifiers suitable for mm-wave signal splitting and combining
#433Group III nitride-based radio frequency transistor amplifiers having source, gate and/or drain conductive vias
#434Inverted Doherty power amplifier with large RF and instantaneous bandwidths
#435Resonator circuit
#436Stability improvement circuit for radio frequency (RF) power amplifiers
#437Semiconductor device and amplifier having bonding wire and conductive member
#438Power amplifier circuit
#439Low cost wideband tunable LNA
#440Systems and methods for suppressing and mitigating harmonic distortion in a circuit
#441Power amplifier circuit
#442Power control device and method, and storage medium
#443Amplifier circuit
#444RF amplifiers with series-coupled output bondwire arrays and shunt capacitor bondwire array
#445Apparatus and method for amplifying power in transmission device
#446Selectively shielded radio frequency module with multi-mode stacked power amplifier stage
#447Front end systems with multi-mode power amplifier stage and overload protection of low noise amplifier
#448Power amplifier output matching
#449Impedance transformation circuit for amplifier
#450Radio frequency amplifiers having improved shunt matching circuits
#451Low-load-modulation broadband amplifier
#452Transistor die with output bondpad at the input side of the die, and power amplifiers including such dies
#453Power amplification module
#454Multiple-stage power amplifiers and devices with low-voltage driver stages
#455Multiple-stage power amplifiers and amplifier arrays configured to operate using the same output bias voltage
#456Amplifiers and manufacture method thereof
#457Amplification circuit and communication device
#458Amplifier
#459Automated envelope tracking system
#460Power amplifier circuit
#461Apparatus and methods for low noise amplifiers with mid-node impedance networks
#462Power amplifier circuit
#463Doherty power amplifier devices having intergrated output combining networks
#464Programmable optimized band switching LNA
#465Radio-frequency amplifiers
#466Radio frequency (RF) amplifier
#467Reducing dynamic error vector magnitude in cascode amplifiers
#468Radio-frequency amplifier
#469RF amplifiers with input-side fractional harmonic resonator circuits
#470Semiconductor device and power amplifier module
#471Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#472Wideband reconfigurable impedance matching network
#473Architecture of radio frequency front-end
#474High-frequency power supply circuit and determining method of constants of amplifier circuit
#475Signal amplifiers that switch between different amplifier architectures for a particular gain mode
#476WIDE BANDWIDTH RADIO FREQUENCY (RF) AMPLIFIER
#477Radio frequency module and communication device
#478Amplifier
#479Amplifier with tunable impedance circuit
#480Transmission line transformer and amplifying circuit
#481Compact three-way Doherty amplifier module
#482Principle and techniques for integrated TRX switch
#483Amplifier circuit
#484Amplifier
#485Power amplifier systems with control interface and bias circuit
#486Radio frequency amplifier circuit
#487Method for making a wideband Doherty amplifier with reduced plan width and amplifier thereof
#488Integrated multiple-path power amplifier with interdigitated transistors
#489Mismatch detection using replica circuit
#490Low loss transmitter receiver switch with transformer matching network
#491Power amplifier circuit
#492High-frequency power amplifier
#493Power amplifier module
#494Wireless receiver
#495Multiple-stage power amplifiers implemented with multiple semiconductor technologies
#496Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths
#497Inverted Doherty power amplifier with large RF and instantaneous bandwidths
#498Semiconductor device
#499Amplifying apparatus
#500Power amplifier
#501Power efficient amplifier
#502Apparatus and methods for power amplifier output matching
#503Matching network and power amplifier circuit
#504Integrated multiple-path power amplifier
#505Power amplifier circuit
#506Transmitter device and transceiver device for transmitting different wireless standard signal
#507Multiple-stage power amplifiers implemented with multiple semiconductor technologies
#508INDUCTOR ASSEMBLY AND APPARATUS WITH IMPEDANCE MATCHING NETWORK
#509Amplifier
#510RF power transistor circuit
#511Balanced-to-Doherty mode switchable power amplifier
#512Integrated RF front end with stacked transistor switch
#513Amplification circuit, radio-frequency front end circuit, and communication device
#514Receiver with broadband low-noise amplifier and filter bypass
#515Amplifier devices with reflection absorption
#516Apparatus and methods for low noise amplifiers with mid-node impedance networks
#517Bias voltage connections in RF power amplifier packaging
#518Amplifying apparatus
#519Selectively shielded radio frequency module with linearized low noise amplifier
#520Power amplifier module
#521Generation and synchronization of pulse-width modulated (PWM) waveforms for radio-frequency (RF) applications
#522High frequency circuit and communication device
#523HARMONIC PROCESSING CIRCUIT AND AMPLIFICATION CIRCUIT
#524Amplifier
#525Amplifiers suitable for mm-wave signal splitting and combining
#526Radio-frequency module and communication device
#527INTEGRATED DOHERTY AMPLIFIER
#528Apparatuses and methods involving buffer circuits with linear transfer functions
#529Full duplex transmission arrangement
#530Power amplifier circuit
#531Radio frequency oscillator
#532Amplifier circuit
#533Power amplifier circuit
#534Resonator circuit
#535Amplifying device and amplifying system comprising the same
#536Transistor bias adjustment for optimization of third order intercept point in a cascode amplifier
#537High-frequency front-end circuit
#538Amplifier for reusing current by using transformer and method thereof
#539Power amplifier module
#540Apparatuses and methods for tunable digital power amplifiers
#541Apparatus and methods for overload protection of radio frequency amplifiers
#542High-frequency amplifier circuitry and semiconductor device
#543Amplification circuit, controller, and transceiver circuit
#544Semiconductor device
#545Matching circuit and communication device
#546Radio-frequency module and communication apparatus
#547Band-Reconfigurable and Load-Adaptive Power Amplifier
#548Active wilkinson combiner
#549Power amplifier circuit
#550Doherty combiner
#551Inductor and low-noise amplifier including the same
#552High frequency circuit, front-end circuit, and communication device
#553Configurable wideband split LNA
#554Structure and method of audio amplifier by dynamic impedance adjustment
#555RADIO FREQUENCY FRONT-END PROTECTION WITH TUNABLE COUPLER
#556Circuit with co-matching topology for transmitting and receiving RF signals
#557Radio-frequency module and communication device
#558High power radio frequency amplifiers and methods of manufacture thereof
#559High power radio frequency amplifiers and methods of manufacture thereof
#560Broadband power transistor devices and amplifiers with input-side harmonic termination circuits and methods of manufacture
#561Radio frequency module and communication device
#562Systems and methods related to power amplification and power supply control
#563RF amplifier with impedance matching components monolithically integrated in transistor die
#564RF Power Amplifiers with Diode Linearizer
#565Linearity enhancement of high power amplifiers
#566Power amplifier integrated circuit with integrated shunt-l circuit at amplifier output
#567Radio frequency power amplifier for inhibiting harmonic wave and stray, chip and communication terminal
#568Power amplifier with integrated bias circuit having multi-point input
#569Bias circuit and amplifier
#570Semiconductor device and power amplifier module
#571Broadband power combining arrangement
#572Devices and methods related to multi-band power amplifier
#573Devices and methods for power amplification with shared common base biasing
#574Control circuit for a radio frequency power amplifier
#575Broadband harmonic matching network using low-pass type broadband matching
#576Front-end modules with integrated power amplifiers and low noise amplifiers to support carrier aggregation
#577Variable-phase amplifier circuits and devices
#578Front-end chip for dual-pole antenna array
#579Wideband signal buffer
#580Source switched split LNA
#581Power amplifier circuit
#582Power amplifier and electronic device
#583Programmable optimized band switching LNA for operation in multiple narrow-band frequency ranges
#584Radio frequency amplification device capable of detecting the frequency band
#585Power amplification device, terminal having the same, and base station having the same
#586Capacitively coupled patch antenna
#587Bi-directional amplifier with electrostatic discharge protection
#588Low loss transmitter receiver switch with transformer matching network
#589Power amplifier circuit
#590Transmission line transformer and amplifying circuit
#591Amplifier device
#592Inductor circuit and wireless communication devices
#593Radio-frequency power amplification circuit and radio-frequency mode adjustment method
#594HIGH FREQUENCY AMPLIFIER
#595Amplifier with integrated directional coupler
#596Amplification device with isolation characteristics
#597RF switching
#598Reconfigurable LNA design for FR front end
#599AMPLIFIERS WITH BROADBAND IMPEDANCE MATCHING AND METHODS OF MANUFACTURE THEREOF
#600Amplification circuit