DRIVER FOR RADIO FREQUENCY (RF) SWITCHED-CAPACITOR POWER AMPLIFIER (SCPA)

Acoustic wave device, high frequency front-end circuit, and communication device

Wideband low noise amplifier (LNA) with a reconfigurable bandwidth for millimeter-wave 5G communication

Amplifier with local feedback loop

Monolithic single chip integrated radio frequency front end module configured with single crystal acoustic filter devices

Systems and methods to display cardiac signals based on a signal pattern

Precision high frequency phase adders

High efficiency power amplifier architectures for RF applications

Common-mode loop controlled fully-differential adaptive class-A amplifier

Magnetometer

Systems and methods to visually align signals using delay

Apparatus and methods for removing a large-signal voltage offset from a biomedical signal

Power amplification module, method for controlling power amplification module, and high-frequency front end circuit

Doherty power amplifier with integrated second harmonic injection

Amplification systems and methods with one or more channels

Systems, apparatus, and methods for conveying biomedical signals between a patient and monitoring and treatment devices

Acoustic wave device, high-frequency front end circuit, and communication device

Time-interleaved charge sampler receiver

GaN stack acoustic reflector and method for producing the same

Driver circuit and processing device

Broadband receiver for multi-band millimeter-wave wireless communication

AMPLIFIER CIRCUIT AND OPTICAL TRANSCEIVER

Radio frequency (RF) integrated circuit performing signal amplification operation to support carrier aggregation and receiver including the same

Monolithic single chip integrated radio frequency front end module configured with single crystal acoustic filter devices

Differential power amplifier

Acoustic wave device, radio-frequency front-end circuit, and communication apparatus

Digital amplifier and output device

High-frequency front end circuit

Acoustic wave device, radio-frequency front end circuit, and communication device

Quaternary/ternary modulation selecting circuit and associated method

Pulse width distortion cancellation of a switching mode amplifier for reduced second harmonic interference

Radio-frequency module performance using bandpass filters

Acoustic wave filter with temperature sensor

Elastic wave device, high-frequency front-end circuit, and communication device

Elastic wave device, multiplexer, high-frequency front-end circuit, and communication apparatus

Zero-latency pulse density modulation interface with format detection

Integrated circuit and related audio amplifier

Wide modulation bandwidth radio frequency circuit

Power amplifier

Demultiplexing apparatus and method of designing the apparatus

Switching circuit, corresponding device and method

System and method for reducing output harmonics

DIFFERENTIAL HARD-SWITCHING RADIO FREQUENCY (RF) POWER AMPLIFIER

Class D amplifier

Power amplifiers having reduced loss

Gradient amplifier driver stage circuit, gradient amplifier system and control method thereof

Chopper-stabilized amplifier with analog-driven level shifter

Amplifying device comprising a compensation circuit

Dynamically biased power amplification

Tower mounted amplifier

Matching network and power amplifier circuit

Envelope detecting circuit

Isolation amplifier

Multiplexer, high-frequency front-end circuit, and communication device

Harmonic power amplifying circuit with high efficiency and high bandwidth and radio-frequency power amplifier

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

Band pass filter

Switched amplifier

Power amplifier module, frontend circuit, and communication device

Current mode chopper amplifier

Multiplexer, radio-frequency front end circuit, and communication terminal

Reader for medical implants

Amplifiers for radio-frequency applications

Low noise amplifier and radio frequency amplification method using the same

Amplifier with noise control and a digital to analog converter with reduced noise bandwidth

Power amplifying device

System and method for biasing an RF circuit

Power amplifier module

Wireless power transfer system and method

Methods of detecting power of individual carrier of aggregated carrier

CIRCUITS, DEVICES AND METHODS RELATED TO POWER AMPLIFICATION WITHOUT MATCHING NETWORK

Methods and apparatuses for ruggedizing a power amplifier against breakdown using harmonic tuning

Amplifier circuit and filter

Semiconductor device

Power amplifier circuit

Digital biopotential acquisition system having 8 channels

Transmission/reception module

Methods for re-using filters for uplink carrier aggregation

Power amplifier noise suppression using feedback

Power amplifier with phase-shifted band-pass feedback

Apparatus and methods for envelope tracking systems with automatic mode selection

RF amplifier with conductor-less region underlying filter circuit inductor, and methods of manufacture thereof

POWER AMPLIFIER CIRCUIT AND METHOD OF DESIGN

High power compound semiconductor field effect transistor devices with low doped drain

Diversity receiver configuration with complementary amplifiers to support carrier aggregation

Audio amplifiers

Audio amplifiers

Amplifier error current based on multiple integrators

Multi-band power amplifier module

Ripple reduction filter for chopped amplifiers

High-frequency front end circuit

Current sensing in a USB power control analog subsystem

Class D audio amplifier with adjustable gate drive

Radio frequency amplifier

Integrated gallium nitride power amplifier and switch

Amplifier circuit for compensating an output signal from a circuit

Amplifier, audio signal output method, and electronic device

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

Synchronized multiple channel lock-in amplifier

Precision high frequency phase adders

Digital transmitter

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

Demultiplexing apparatus and method of designing the apparatus

Trans-impedance amplifier, chip, and communications device

Power amplifier module

Method for load measurement in switching amplifiers, corresponding device and amplifier

Multi-band power amplifier

Surface acoustic wave filter with temperature sensor

Filter with over temperature protection

Amplifier interface and amplification methods for ultrasound devices

Inter-stage network for radio frequency amplifier

AREA EFFICIENT ARCHITECTURE TO COMBINE OUTPUTS OF PARALLEL TRANSMIT SIGNAL PATHS

Fully depleted silicon on insulator power amplifier

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

AN ULTRA-LOW-POWER AND LOW-NOISE AMPLIFIER

Switching amplifier

High efficiency power amplifier architectures for RF applications

Distributed pole-zero compensation for an amplifier

Sensing circuit comprising an amplifying circuit and an amplifying circuit

Architectures and methods related to transmit signal routing with re-use of filters

Systems and methods providing loadline modulation of a power amplifier

ENVELOPE DETECTING CIRCUIT

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

Current sense amplifier architecture and level shifter

Transmission/reception module

PWM modulator

Class-D amplifier circuit

Apparatus and methods for envelope tracking systems with automatic mode selection

Filtering architectures and methods for wireless applications

Class-D amplifier circuits

High-frequency module

Programmable amplifier and method of operating the same

Inverter for inductive power transfer

Signal enhancement

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

Method of amplifying an input signal

High frequency common mode rejection technique for large dynamic common mode signals

Radio frequency device

Amplification apparatus having single-input multi-output structure

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

Light sensor readout system and method of converting light into electrical signals

Signal Distribution System Cascadable AGC Device and Method

Power amplifier module

Circuit for suppressing signals adjacent to a passband

Self-oscillating amplifier with high order loop filter

Digital modulation device, and digital modulation method

Amplifiers

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

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

Linear isolation amplifier with output DC voltage cancellation

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

BTL OUTPUT SELF-OSCILLATING CLASS D AMPLIFIER

Self-oscillating class D amplifier

Integrated filter and directional coupler assemblies

Power-adjustable radio frequency output circuit

Modulated signal generating device and wireless device

Class D switching amplifier and method of controlling a loudspeaker

Apparatus and methods for envelope tracking systems

Self-biasing output booster amplifier and use thereof

Low noise amplifier circuit

WIRELESS RECEIVER FOR CARRIER AGGREGATION

Amplification circuit, optical module, and amplification method

Small signal amplifier

Multimode voltage controlled oscillator

Class E2 amplifier

Class D audio amplifier and method for reading a current supplied by the amplifier

Power amplifier saturation detection

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

Speaker driver

Distributed pole-zero compensation for an amplifier

Current sense amplifier with enhanced common mode input range

Pre-amplifier for magnetic resonance imaging radio-frequency coil

Current sense amplifier with common mode rejection

Light sensor readout system and method of converting light into electrical signals

Transmitter and transmission method

Encapsulated semiconductor device package with heatsink opening, and methods of manufacture thereof

Chopper stabilized amplifier with synchronous switched capacitor noise filtering

RF amplifier having a transition shaping filter

Reduced crosstalk class D audio amplifier matching output power based on channel gain

Reduced crosstalk and matched output power audio amplifier using a triangle wave generator

Method for delivering a duty cycle limited signal to a speaker using a class D amplifier

Reduced crosstalk and matched output power class D audio amplifier with oppositely polarized triangle waves

COMBINED IMPEDANCE MATCHING AND RF FILTER CIRCUIT

POWER AMPLIFIERS WITH TUNABLE LOADLINE MATCHING NETWORKS

Compression control of cascode power amplifiers

Class-D amplifier circuits

Class D amplifier chip with duty ratio limiting functions and the device thereof

Communication device

Detecting power of individual carrier of aggregated carrier

Power detection of individual carrier of aggregated carrier

IN-BAND FULL DUPLEX TRANSCEIVER

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

Power amplifier

Method for stabilizing the gain of a discrete-state automatic gain control circuit

Amplification systems and methods with one or more channels

Reference circuits for biasing radio frequency electronics

High gain RF power amplifier with negative capacitor

Phase correction in a Doherty power amplifier

Magnetic structures for filtering amplifier outputs

Digital amplitude modulation device and digital amplitude modulation control method

Audio signal amplification device

Multi-band power amplifier

Combined output matching network and filter for power amplifier with concurrent functionality

Distributed output matching network for a radio frequency power amplifier module

RF amplifier with conductor-less region underlying filter circuit inductor, and methods of manufacture thereof

Quaternary/ternary modulation selecting circuit and associated method

Differential power amplifier for mobile cellular envelope tracking

Output matching network for differential power amplifier

Multistage differential power amplifier having interstage power limiter

Power supply circuit, high-frequency power amplification circuit, and power supply control method

Transmitter/receiver apparatus, transmitter apparatus and transmitting/receiving method

Multi-band power amplification system having enhanced efficiency through elimination of band selection switch

ENHANCED POWER AMPLIFIER EFFICIENCY THROUGH ELIMINATION OF MATCHING NETWORK

Reduced power amplifier size through elimination of matching network

Multi-band device having multiple miniaturized single-band power amplifiers

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

Single stage switching power amplifier with bidirectional energy flow

High frequency power amplifier, high frequency front-end circuit, and radio communication device

MULTIBAND RF DEVICE

Compression control through amplitude adjustment of a radio frequency input signal

Compression control through power amplifier voltage adjustment

Compression control through power amplifier load adjustment

Amplifier circuit

Apparatus and methods for a capacitive digital-to-analog converter based power amplifier

Semiconductor device, manufacturing method of the same, and mobile phone

High speed signal level detector and burst-mode trans impedance amplifier using the same

Diversity receiver front end system with post-amplifier filters

Tower mounted amplifier and filter thereof

Signal Distribution System Cascadable AGC Device and Method

Dual-band low noise amplifier

Multi-band low noise amplifier

Class D amplifier and electronic devices including the same

Power-efficient chopper amplifier

Low-cost receiver using integrated inductors

Power amplifier

Hybrid translinear amplifier

Distortion cancellation for dual stage carrier-aggregation (CA) low noise amplifier (LNA) non-linear second order products

Dual stage carrier-aggregation (CA) low noise amplifier (LNA) having harmonic rejection and high linearity

Resonating filter and method thereof

Radio frequency power amplifier including a pulse generator and matching network circuit

AMPLIFIER BANDWIDTH EXTENSION

Doherty power amplifier circuit

Transimpedance amplifier

Amplifier capable of controlling cut-off frequency in real time and amplification method for controlling cut-off frequency in real time

Low noise amplifier for multiple channels

Harmonic rejection power amplifier

Distortion compensation circuit and transmission device using distortion compensation circuit and high-frequency power amplifier

Envelope tracking apparatus and method

Audio amplifier with an enhanced current limiter using a proxy signal

Filtering blocker components of a signal

Amplifier arrangement comprising a low-pass filter device

Amplifier arrangement comprising a master amplifier and at least one slave amplifier

Power amplifier saturation detection

Direct current (DC)-DC converter having a multi-stage output filter

Amplification systems and methods with one or more channels

Signal path termination

Digital amplifier

Amplifier circuit with cross wiring of direct-current signals and microwave signals

Multiple-state, switch-mode power amplifier systems and methods of their operation

Low-cost receiver using integrated inductors

Method of reducing power dissipation in a switching amplifier and circuit implementing such method

Cavity filter, power amplifying module

Distributed pole-zero compensation for an amplifier

Amplifier

Switching amplifier and transmitter using same

Baseband processing circuitry

Amplification circuit

Digital amplitude modulator and control method for digital amplitude modulator

Acoustic wave device

Circuit layout and method for frequency-dependent matching of a high-frequency amplifier stage

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

Wide-band coupler

Neural recording system

Power amplifying apparatus for amplifying power and transmitter for transmitting signal by amplifying power

VSWR measurement circuit, radio communication apparatus, VSWR measurement method, and recording medium having VSWR measurement program stored thereon

System and method for a cascoded amplifier

Dual inductive element charge pump buck and buck power supplies

Multiband RF switch ground isolation

Direct current (DC)-DC converter having a multi-stage output filter

Electronic device

High efficiency path based power amplifier circuitry

Multiple functional equivalence digital communications interface

Low-cost receiver using integrated inductors

Architecture of nonlinear RF filter-based transmitter

Voltage multiplier charge pump buck

Interference reduction between RF communications bands

Amplifier using voltage variable power supply

System and method for a multi-band power-amplifier

Cascaded converged power amplifier

Signal path termination

Integrator distortion correction circuit

Digital amplifier

Independent PA biasing of a driver stage and a final stage

PA bias power supply undershoot compensation

Selecting PA bias levels of RF PA circuitry during a multislot burst

PA envelope power supply undershoot compensation

Selecting a converter operating mode of a PA envelope power supply

Temperature correcting an envelope power supply signal for RF PA circuitry

RF PA linearity requirements based converter operating mode selection