Power amplifying apparatus with spurious signal reduction function

Control system for a power amplifier

Variable load power amplifier supporting dual-mode envelope tracking and average power tracking performance

POWER SOURCE CIRCUIT

Power amplification module

Adaptive digital predistortion for polar transmitter

CALIBRATING A WIRELESS DEVICE FOR DETERMINING POSITIONING USING WIRELESS SIGNALS

Doherty amplifier

Power amplifier module

Modulated supply amplifier with adjustable input parameter configuration

Feed-forward envelope tracking

Power amplifier circuit

Power amplifier

Circuits for wireless communication on multiple frequency bands

Receiver and wireless terminal for signal processing

Power amplification division circuit and multi-stage type power amplification division circuit

Ultra compact multi-band transmitted with robust AM-PM distortion self-suppression techniques

Doherty power amplifier for radio-frequency applications

Power envelope tracker and adjustable strength DC-DC converter

Semiconductor arrangement in fan out packaging including magnetic structure around transmission line

Bias circuit

Receiving circuit of wireless communication system and method of receiving RF signal

Adjustable losses on bond wire arrangement

Schottky enhanced bias circuit

Unified antenna module and roof antenna for vehicle using the same

Semiconductor device including an LDMOS transistor and a resurf structure

Semiconductor device and power amplifier circuit

Satellite communication transmitter with improved thermal management

Finite impulse response analog receive filter with amplifier-based delay chain

Digital transmitter

Driver Interface Methods and Apparatus for Switch-Mode Power Converters, Switch-Mode Power Amplifiers, and Other Switch-Based Circuits

Active device which has a high breakdown voltage, is memory-less, traps even harmonic signals and circuits used therewith

Semiconductor device

Positive temperature coefficient bias compensation circuit

Power amplifier module

Power amplifier self-heating compensation circuit

Current mirror bias compensation circuit

Doherty power amplifiers with different operating biases

Surface mount device stacking for reduced form factor

Resistive interpolation for an amplifier array

Method and apparatus for adaptive transmit power control

Power amplification module

Doherty amplifier

Inverted three-stage Doherty amplifier

DOHERTY AMPLIFIER

Stacked PA power control

Stacked power amplifier power control

Radio frequency circuit, transmitter, base station, and user terminal

Frequency dependent envelope tracking

Demultiplexing apparatus and method of designing the apparatus

High-frequency semiconductor amplifier

Power amplifier using equivalent transformer

Amplifier architectures with bypass circuits and resonant structures

Power amplifier circuit

Radio-frequency devices having AM-PM distortion correction features

Multiple-stage RF amplifier devices

Selective power amplifier

Diversity receiver front end system with variable-gain amplifiers

DRAIN LAG COMPENSATION CIRCUIT FOR RF POWER TRANSISTORS

Trans-impedance amplifier, chip, and communications device

Radio-frequency amplification systems, devices and methods

Amplifier, filter, communication apparatus and network node

Radio frequency feedback power amplifiers

3D low flux, high-powered MMIC amplifiers

Power amplifier module

Apparatus and method for improving efficiency of power amplifier

RF power amplifier dynamic supply boosting circuit

Power amplifier module

Digital dynamic bias circuit

Phase and amplitude signal sensing circuit for radio frequency (RF) transmitters

Multi-mode power amplifier

Circuit and a method for generating a radio frequency signal

Amplfiers and related integrated circuits

Predistorter for compensating linearity of an amplifier

Cascode amplifier optimization

Modulation agnostic digital hybrid mode power amplifier system and method

Power amplification module, front-end circuit, and communication device

Transmission module and transmission and reception module

Multi-band power amplifier

Surface acoustic wave filter with temperature sensor

Filter with over temperature protection

Power amplifier module

Power amplification module, front-end circuit, and communication device

Multi-mode power amplifier module

Power amplifier bias circuit with a mirror device to provide a mirror bias signal

Multi-power amplification

Power amplifier circuit and high-frequency module

Power amplifier module

Front end systems and related devices, integrated circuits, modules, and methods

Low noise trans-impedance amplifiers based on complementary current field-effect transistor devices

Radio frequency amplifiers with an injection-locked oscillator driver stage and a stacked output stage

Dynamic phased array tapering without phase recalibration

Butted body contact for SOI transistor

Driving circuit for optical modulator

Interference suppression system and method

Techniques for low-loss multi-band multiplexing

Amplifier system for use as high sensitivity selective receiver without frequency conversion

Amplifier system for use as high sensitivity selective receiver without frequency conversion

Class-F power amplifier matching network

RF-input load modulated balanced amplifier

Harmonically tuned load modulated amplifier

Electromagnetic wave radiator

Front-end systems with multiple loopbacks and a shared back switch

Amplification circuit

Low-noise amplifier (LNA) with capacitive attenuator

Low supply Class AB output amplifier

Amplifier architecture using positive envelope feedback

Low noise amplifier circuit

RF amplifier

Semiconductor device having a low power consumption

Efficient wideband envelope tracking power amplifier

Dual hysteretic control loop of envelope tracking

Automatic bias controller for a pulsed power amplifier

Low pass filter

Sinewave generation from multi-phase signals

Band pass filter utilizing parallel resonance of BAW resonator

Amplifier

Systems and methods for improved power yield and linearization in radio frequency transmitters

Doherty amplifiers with passive phase compensation circuits

Amplifier device

High-frequency module

Method and electronic device for minimizing noise in power amplifier

Communication module

Wireless transmitter, a circuit, and method for driver harmonic reduction

Calibration system and method for optimizing leakage performance of a multi-port amplifier

Monolithic microwave integrated circuit having an overlay transformer and low impedance transmission lines

Gallium nitride power amplifier

Method and apparatus of an input resistance of a passive mixer to broaden the input matching bandwidth of a common source/gate LNA

Receiver calibration using power amplifier noise

Enhanced amplifier efficiency through cascode current steering

N-WAY STAR CONFIGURATION POWER AMPLIFIER WITH PEAKING AMPLIFIER IMPEDANCE INVERTERS

Amplifier with power dissipation reduction using single radio frequency digital-to-analog converter

Integrated circuit devices with selectively arranged through substrate vias and method of manufacture thereof

CIRCUITS AND METHODS FOR BIASING POWER AMPLIFIERS

Power amplifier with improved linearity

Compact class-F chip and wire matching topology

Power amplifier operation

LNA with programmable linearity

Post distortion cancellation with phase shifter diode for low noise amplifier

Switch and matching noise cancelling for switch low noise amplifier

Amplifiers and amplifier modules with shunt inductance circuits that include high-Q capacitors

Inter-stage network for radio frequency amplifier

RF power amplifier bias modulation with programmable stages

Doherty amplifiers and amplifier modules with shunt inductance circuits that affect transmission line length between carrier and peaking amplifier outputs

AREA EFFICIENT ARCHITECTURE TO COMBINE OUTPUTS OF PARALLEL TRANSMIT SIGNAL PATHS

Multi-gain signal amplifier with switchable amplifier architectures

Radio frequency (RF) devices with resonant circuits to reduce coupling

Dual-band radio frequency devices incorporating metamaterial type structures and related methods

Gate drive circuit and method of operating the same

Power amplifier and radio transmitter

Bias circuitry for depletion mode amplifiers

Semiconductor device

Fully depleted silicon on insulator power amplifier

Amplifier linearization in a radio frequency system

Bias circuit

High power radio-frequency switching topology and method

Radio frequency power amplifier with feed-forward signal path

Transmit-and-receive module

Mismatch detection using replica circuit

Power amplification system with variable supply voltage

Method and system for a configurable low-noise amplifier with programmable band-selection filters

Method and system for a configurable low-noise amplifier with programmable band-selection filters

Power amplifier configurations with power density matching

RF switch with split tunable matching network

Linear CMOS PA with low quiescent current and boosted maximum linear output power

Radio frequency module and communication device

Phase shift and attenuation circuits for use with multiple-path amplifiers

Amplifier die with elongated side pads, and amplifier modules that incorporate such amplifier die

POWER AMPLIFICATION SYSTEM WITH PROGRAMMABLE LOAD LINE

Power amplifier, radio remote unit, and base station

Body tie optimization for stacked transistor amplifier

Drift compensation

Method of switching on and off a power amplifier, related power amplifier circuit, system and computer program product

Regulation of an RF amplifier

RADIO FREQUENCY POWER AMPLIFIER AND WIRELESS COMMUNICATIONS DEVICE

Semiconductor integrated circuit, communication module, and smart meter

Bias control circuit and power amplification module

Power amplifier, power amplification method, and power amplification control apparatus and method

DOHERTY AMPLIFIER

Power amplification circuit

Supply modulator and communication device including the same

Power amplifier circuit

Method and device for self-biased and self-regulated common-mode amplification

Switching amplifier

Circuit for providing a high and a low impedance and a system comprising the circuit

High efficiency power amplifier architectures for RF applications

Programmable biasing for pin diode drivers

Integrated biasing for pin diode drivers

Apparatus and methods for low noise amplifiers

Semiconductor integrated circuit, communication module, and smart meter

RF power detector circuits

Power supply circuit

Power amplifier

Doherty power amplifier combiner with tunable impedance termination circuit

Power amplification module

Receiver receiving wideband radio frequency signal, wireless communication device including the same, and method of operating the wireless communication device

Receiver

RF power package having planar tuning lines

Semiconductor device and amplifier apparatus

Frequency-modulated continuous wave generator and frequency-modulated continuous wave radar system including the same

Reducing impedance discontinuities on a shared medium

Wide bandwidth variable gain amplifier and exponential function generator

Power amplifier output power control circuit

Power amplifier and gain reduction circuit thereof

Wide dynamic range amplifier system

Amplifier system with digital switched attenuator

Cascode power amplifier stage using HBT and FET

Impedance transformation circuit for amplifier

Impedance-matching circuit

Scalable periphery tunable matching power amplifier

Non-linear high-frequency amplifier arrangement

Multi-mode radio frequency (RF) power amplifier circuit

Envelope tracking for high power amplifiers

Dynamic error vector magnitude duty cycle correction

High-linearity variable gain amplifier with bypass path

Low leakage protection circuit for RF power amplifier

Systems and methods providing loadline modulation of a power amplifier

Wireless receiver

Power amplification module

Amplifier devices with back-off power optimization

Gate drivers for stacked transistor amplifiers

Universal RF amplifier controller

Integrated RF front end system

Outphased spatial combiner

Outphased spatial combiner

Semiconductor device and operating method thereof

Multi-mode multi-frequency power amplifier

Electronically reconfigurable matching network

Differential source follower driven power amplifier

Envelope tracking current bias circuit and power amplifier apparatus

High-frequency amplifier apparatuses

LOW GAIN LINEARIZATION FOR HIGH SIGNAL-TO-NOISE RATIO

Amplifier architecture reconfiguration

Multi-mode power amplifiers with phase matching

Low impedance adaptive bias scheme for power amplifier

Supply modulator and communication device including the same

RADIO FREQUENCY (RF) APPARATUS

High frequency amplifier apparatuses

Low voltage supply amplifier

Temperature compensated power amplifier gain

Amplifier devices with input line termination circuits

ENVELOPE DETECTING CIRCUIT

Apparatus and method for operating a power amplifier array with enhanced efficiency at back-off power levels

Communication module

High-frequency front-end circuit

Supervisory control of radio frequency (RF) impedance tuning operation

Impedance flattening network for high efficiency wideband doherty power amplifier

PHASE SHIFTERS FOR GALLIUM NITRIDE AMPLIFIERS AND RELATED METHODS

Mobile device, radio transceiver circuit, and impedance adjustment device

Advanced RF input port against surge

DIGITAL HYBRID MODE POWER AMPLIFIER SYSTEM

Low-noise amplifier and electronic device

Composite power amplifier

Modular and scalable power amplifier system

Current output circuit

Cascaded switch between pluralities of LNAS

Coupler circuit

Aggregate signal amplification device and method

High efficiency linearization power amplifier for wireless communication

Switched capacitor house of cards power amplifier

Matrix power amplifier

Thermally rugged power amplifiers and related methods

High-linearity CMOS WiFi RF power amplifiers in wide range of burst signals

Fully integrated low-noise amplifier

Radio frequency apparatus and method with dual variable impedance components

Transformer based on-package power combiner

Quasi-differential RF power amplifier with high level of harmonics rejection

Method and system for a pseudo-differential low-noise amplifier at Ku-band

Reconfigurable low-noise amplifier (LNA)

Compound semiconductor substrate and fabrication method therefor, compound semiconductor device and fabrication method therefor, power supply apparatus and high-output amplifier

Compound semiconductor device including diffusion preventing layer to suppress current collapse phenomenon, method of manufacturing compound semiconductor device, power supply unit, and amplifier

Signal removal to examine a spectrum of another signal

Transmission/reception module

Phase and amplitude signal sensing circuit for radio frequency (RF) transmitters

Semiconductor switch

Power amplifying converter

Power amplification module

Programmable filter in an amplifier

LNA with programmable linearity

Cascode amplifier bias circuits

Switching power supply for RF power amplifiers

Amplifier with improved linearity

Configurable mixer

Tuned semiconductor amplifier

High-frequency module and communication apparatus

Low power spectrally pure offset local oscillator system

Scaleable RF tuned low noise amplifier

Single input, dual output path low-noise amplifier

Radio-frequency amplifier having active gain bypass circuit

Methods for multi-path amplifiers and multi-path amplifier

Heat regulation for components of phased array antennas

Transmission module and transmission and reception module

Equalization of frequency-dependent gain

Amplifier system and method for controlling amplifier

Multistage amplifier linearization in a radio frequency system

Universal RF amplifier controller

High-frequency semiconductor amplifier circuit

Combining power amplifiers at millimeter wave frequencies

Filtering architectures and methods for wireless applications

Integrative software radio