Bidirectional coupler

Attenuators having phase shift and gain compensation circuits

Amplifier with improved return loss and mismatch over gain modes

Multi-input amplifier with programmable embedded attenuators

Low-noise amplifier having programmable-phase gain stage

Multi-input amplifier with improved return loss and mismatch over gain modes

Reconfigurable power amplifier

High-frequency amplifier module

Power amplifier module

Semiconductor device

Devices and methods related to embedded sensors for dynamic error vector magnitude corrections

LOW-NOISE AMPLIFIER HAVING INTER-STAGE FILTER

High frequency semiconductor amplifier circuit

Output power cell for cascode amplifiers

Power amplification circuit

Low-noise amplifier with low-loss bypass mode

Power transistor with harmonic control

Digital variable capacitance circuit, resonant circuit, amplification circuit, and transmitter

DEVICES AND METHODS RELATED TO ADJUSTING POWER PROVIDED TO POWER AMPLIFIERS

Apparatus and methods for low noise amplifiers with mid-node impedance networks

Amplifier biasing circuits and method

Apparatus and methods for biasing low noise amplifiers

Wilkinson combiner and wilkinson divider

Systems and methods providing an intermodulation distortion sink

Reconfigurable radio frequency (RF) bandstop/intermediate frequency (IF) bandpass filter

Multi-mode envelope tracking amplifier circuit

Selective high and low power amplifier switch architecture

Multi-stage bandpass low-noise amplifier

Wideband highly linear amplifier

Method and system for the linearization of a MIMO communication scheme having nonlinear power amplifiers

Method and Apparatus for Supplying Power to an Amplifier

Capacitively coupled patch antenna

Systems and methods for a switchless radio front end

Radio-frequency (RF) module, and method of manufacturing elastic wave filter

High-frequency module

Power amplifier, semiconductor integrated circuit, and method of controlling the power amplifier

System and Methods of RF Power Transmission, Modulation, and Amplification, Including Control Functions to Transition an Output of a MISO Device

High-frequency module and communication apparatus

Resonance mitigation in RF high power amplifier enclosure

Power amplifier

Systems and methods for extending operation of radio-frequency power amplifiers

Adjustable gain power amplifier, gain adjustment method and mobile terminal

Methods related to fast turn-on of radio-frequency amplifiers

Power amplifier module

Controlling mechanism for a direct learning algorithm

Amplifier adapted for noise suppression

Doherty amplifier

Doherty input power splitter and linearization method

Adjusting envelope tracking power supply

Selecting between boosted supply and battery supply

Active bias circuit for power amplifier, and mobile terminal

Matching network circuit and radio-frequency power amplifier with odd harmonic rejection and even harmonic rejection and method of adjusting symmetry of differential signals

Peaking amplifier bias control

Doherty amplifier

Logarithmic detector amplifier system for use as high sensitivity selective receiver without frequency conversion

Power converting system

Broadband matching network

Wideband single-ended IM3 distortion nulling

Noise cancelling baseband amplifier

Phase, amplitude and gate-bias optimizer for Doherty amplifier

Power amplifier circuit

Integrated passive device for RF power amplifier package

Radio frequency (RF) transceiver and operating method thereof

Parallel use of serial controls in improved wireless devices and power amplifier modules

Reconfigurable transceivers

Automatic impedance matching using true power information

Integrated RF limiter

Power amplification module

Linearized distributed amplifier architecture

Mixed-signal power amplifier and transmission systems and methods

Compound semiconductor device and method of manufacturing the same

Advanced 3D inductor structures with confined magnetic field

Protection circuit for an RF power amplifier

Multiple-path RF amplifiers with angularly offset signal path directions, and methods of manufacture thereof

Apparatus and a method for providing a supply control signal for a supply unit

Circuits and methods including dual gate field effect transistors

Circuits and operating methods thereof for correcting phase errors caused by gallium nitride devices

Low supply class AB output amplifier

Radio frequency system switching power amplifier systems and methods

Active cross-band isolation for a transformer-based power amplifier

SYSTEMS AND METHODS FOR A PREDISTORTION LINEARIZER WITH FREQUENCY COMPENSATION

Flip chip circuit

Class-E outphasing power amplifier with efficiency and output power enhancement circuits and method

BIAS CIRCUIT

Semiconductor device

Compound semiconductor device

Low-cost superior performance coinless RF power amplifier

Wireless device with overstress indicator

Multi-radio filtering front-end circuitry for transceiver systems

Wireless device with a multi-turn directional coupler

Receiver circuit

Methods and devices for ramping a switched capacitor power amplifier

Linearity Enhancement Method For Low-Power Low-Noise Amplifiers Biased In The Subthreshold Region

Power amplification device

Doherty-Chireix combined amplifier

System for monitoring the peak power for an RF power amplification and associated method of calculating peak value and of selecting supply voltage

System and method for adaptive power modulation for power amplifier

Semiconductor device including an LDMOS transistor and a RESURF structure

Monolithic attenuator, limiter, and linearizer circuits using non-linear resistors

Radio frequency device

Radio frequency power amplifier

Compact chireix combiner and impedance matching circuit

Switched inductor/transformer for dual-band low-noise amplifier (LNA)

Wideband high dynamic range low noise amplifier

RF power transistor circuits

Common gate amplifier circuit and power amplifier using the same

ARRANGEMENT FOR RADIO FREQUENCY HIGH POWER GENERATION

Semiconductor device and communication circuit

Driver interface methods and apparatus for switch-mode power converters, switch-mode power amplifiers, and other switch-based circuits

Amplifier

Buffer with increased headroom

Power amplifier circuit

RF power amplifier with dynamic impedance matching through discrete presets and/or a variable power supply

Doherty amplifiers with minimum phase output networks

A RADIO FREQUENCY POWER AMPLIFIER

Semiconductor device and power amplifier circuit

Amplifiers operating in envelope tracking mode or non-envelope tracking mode

Methods of forming a bipolar transistor having a collector with a doping spike

RF receiver with built-in self-test function

Efficient output power combining digital microwave radio system

Power amplification circuit

Signal Distribution System Cascadable AGC Device and Method

Power amplifier circuit

Solid-state impedance matching systems including a hybrid tuning network with a switchable coarse tuning network and a varactor fine tuning network

Systems, devices and methods related to stacked radio-frequency devices

Mixed-mode digital predistortion

Active transformer, corresponding apparatus and method

Systems and methods for optimizing amplifier operations

RF power transistor circuits

Systems, circuits and methods for correcting dynamic error vector magnitude effects

Power amplifier module

Amplifier

Power amplification system with envelope-based bias

Circuit for suppressing signals adjacent to a passband

Output circuit

METHOD AND APPARATUS FOR CHANGING THE GAIN OF A RADIO FREQUENCY SIGNAL

Power amplifying radiator (PAR)

Power amplifier with bias adjustment circuit

Radio apparatus and abnormality detecting method

Cascode switch for amplifier

Envelope tracking power management circuit

Compensating amplifier phase in a diversity receiver front end

Multiple band multiple mode transceiver front end flip-chip architecture and circuitry with integrated power amplifiers

Radio Frequency Duplexer

Method, apparatus and system for back gate biasing for FD-SOI devices

Systems and methods using digital predistortion to linearize radio transmitter operation

Calibration of push-pull amplifier to a low second order distortion

TRANSFORMER, POWER MATCHING NETWORK AND DIGITAL POWER AMPLIFIER

Power control method, device and communication terminal for improving power amplifier switch spectrum

System and method for frequency-domain weighted least squares

Compensation parameter and predistortion signal

Receiving a plurality of radio frequency bands

Signal modulation for radiofrequency communications

Spatial power combining mechanism (SPCM) for the generation and amplification of electromagnetic radiation

Methods for power amplification with shared common base biasing

Power amplification circuit

High-gain low noise figure complementary metal oxide semiconductor amplifier with low current consumption

Fast switched pulsed radio frequency amplifiers

Tunable electromagnetic coupler and modules and devices using same

Semiconductor device

Audio signal correction and calibration for a room environment

Selective power amplifier

AGC circuit and radio receiver

Method and system for crest factor reduction

Differential amplifier circuit and radar device

Power amplification module

Power amplification circuit

Signal amplification processing method and apparatus

PHEMT components with enhanced linearity performance

Amplifier control system

Adaptive impedance power amplifier

Power amplifier module

Integrated circuit

High voltage DC power supply for high power radio frequency amplifiers

Semiconductor device and method for manufacturing the semiconductor device

Surface mount device stacking for reduced form factor

Ultra-low-power RF receiver frontend with tunable matching networks

Amplifier device for high frequency signals

Feedback circuit for power amplifier

Circuit for amplifying radio signal using high frequency

Curve fitting circuit, analog predistorter, and radio frequency signal transmitter

Methods, modules and devices for detecting a saturation condition of a power amplifier

Power amplification system with adjustable common base bias

AMPLIFICATION DEVICE

Power amplifier having selective signal paths

Crystal packaging with conductive pillars

Reduced form factor radio frequency system-in-package

System in package with vertically arranged radio frequency componentry

Radio frequency system-in-package with stacked clocking crystal

High power user equipment (HPUE) using coherently combined power amplifiers

Radio frequency tuner

Facilitation of increased bandwidth for a low noise amplifier

Adaptive power amplifier and radio frequency transmitter thereof

Method and apparatus for improving signal quality in electronic device

Bias circuit for power amplifier

BIAS CIRCUIT FOR RADIO-FREQUENCY AMPLIFIER

Wireless communication device and power source device

Signal amplifiers that switch to an attenuated or alternate communications path in response to a power interruption

Variable filter circuit, RF front end circuit and communication device

Current reuse amplifier

Current reuse field effect transistor amplifier

Power amplification circuit

High-frequency signal amplifier circuit, power amplifier module, front-end circuit, and communication apparatus

Broadband Doherty power amplifier

Efficient wide bandwidth envelope tracking power supply

Power amplification module

Multi-mode stacked amplifier

Apparatus and method for variable voltage distribution

LC network for a power amplifier with selectable impedance

Power amplifier

Dual output RF LNA

Apparatus and methods for overload protection of low noise amplifiers

Frequency and back-off reconfigurability in mm-wave power amplifiers

Power amplification circuit

Modulated supply amplifier with adjustable input parameter configuration

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

Regeneration circulator, high-frequency power supply device, and high-frequency power regeneration method

Amplifier adjusting device, system including an amplifier adjusting device and method for operating an amplifier adjusting device

Power amplifier

Highly linear, highly efficient wideband RF power amplifier having wide video bandwidth capability

Systems and methods for providing a DME L-band shared antenna

Power amplifier with input power protection circuits

Active linearization for broadband amplifiers

Circuits, devices and methods for reducing co-channel interference

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

Low noise amplifier (LNA) system

Power amplification apparatus and method for controlling power amplification apparatus

Voltage mode power combiner for radio frequency linear power amplifier

Power amplifier modules with bonding pads and related systems, devices, and methods

Systems for amplifying a signal using a transformer matched transistor

Systems and methods for linearizing operation of a power amplifier

Power amplifier circuit

Cascode amplifier segmentation for enhanced thermal ruggedness

Triple-gate PHEMT for multi-mode multi-band switch applications

Circuits and methods for detecting interferers

Integrated filter and directional coupler assemblies

Power amplifier matching circuit with DVCs

Radio frequency amplifier system and heat dissipation device thereof

Amplifier circuit and method

Amplifier circuit and method

Multiple path amplifier with pre-cancellation

Dual-mode envelope tracking power management circuit

Power amplifier module

Cascode amplifier having feedback circuits

High and low voltage limited power amplification system

High linearity inductorless LNA

Driver circuit for composite power amplifier

SINGLE-INPUT SINGLE-OUTPUT TWO-BOX POLAR BEHAVIORAL MODEL FOR ENVELOPE TRACKING POWER AMPLIFIERS

Power-adjustable radio frequency output circuit

Dynamic error vector magnitude compensation

Apparatus for controlled overshoot in a RF generator

Phase shift circuit, phased array device, and phase control method

Integrated RF front end with stacked transistor switch

Pulse-shaping LDO provides first and second slew-rate increases in amplitude

Analog predistorter core module and analog predistorter system

Modulated signal generating device and wireless device

Method for performing communication and electronic device supporting same

Transformer based impedance matching network and related power amplifier, ADPLL and transmitter based thereon

Weakly coupled tunable RF receiver architecture

Multiplexed multi-stage low noise amplifier uses gallium arsenide and CMOS dice

RF amplifier to increase gain using transformer

Amplifier circuit and method

Power amplifier

Wide band directional coupler

BUMP-EQUIPPED ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING BUMP-EQUIPPED ELECTRONIC COMPONENT

Calibration techniques for envelope tracking power amplifiers

Outphasing amplifier

Carrier aggregation systems and methods

Apparatus and method for improving nonlinearity of power amplifier in wireless communication system

Control system for a power amplifier

Switching amplifier and radio transmitter

FULLY INTEGRATED LOW-NOISE AMPLIFIER

Power amplification circuit

Radio frequency (RF) amplifiers with voltage limiting using non-linear feedback

Vapor chamber amplifier module

Integrated 3-way Doherty amplifier

Amplifier

Apparatus and methods for reducing inductor ringing of a voltage converter

Wideband adaptive bias circuits for power amplifiers

Semiconductor device including a high-electron-mobility transistor (HEMT) and method for manufacturing the same

Apparatus and methods for envelope tracking systems

Digital quadrature modulator and switched-capacitor array circuit

Circuits and methods for spatio-spectral interference mitigation

Compact bypass and decoupling structure for millimeter-wave circuits

RF transformer for differential amplifier

Adaptive bias circuit for a radio frequency (RF) amplifier

Customizable ramp-up and ramp-down amplitude profiles for a digital power amplifier (DPA) based transmitter

Output matching of power amplifiers

Power amplifier circuit

SEMICONDUCTOR DEVICE AND TRANSMITTER

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

Radio apparatus

Power amplification module

Switched amplifiers

Programmable low noise amplifier

Power amplifier circuit and operating method thereof

High-efficiency high-integrated receiver

Magnetic resonance imaging apparatus, radio frequency amplification system and method

Dual mode power amplifier control interface with a multi-mode general purpose input/output interface

Power amplifier system and associated control circuit and control method