HEADROOM PREDICTION FOR AN AUDIO AMPLIFIER

Audio input circuit capable of preventing deterioration of total harmonic distortion

SENSOR COMPONENT WITH IMPROVED OVERLOAD AND INTEFERENCE IMMUNITY PERFORMANCE

VOLTAGE MONITORING OF DRIVER CIRCUITS

WAKE ON AUDIO TRIGGER FOR AMPLIFIER OR PLAYBACK DEVICE

FAULT PROTECTION CIRCUITS AND METHODS

METHOD FOR ADAPTIVELY ADJUSTING START-UP TIME OF AUDIO AMPLIFIER AND ASSOCIATED SYSTEM ON CHIP

AUDIO BIASING AMPLIFIER

AMPLIFIER USING VARYING PULSE WIDTHS

CLASS-D AMPLIFIER

CLASS D AMPLIFIER WITH CURRENT MODE CONTROL

AUDIO CROSSTALK REDUCTION

DISTORTION CORRECTION FOR AUDIO AMPLIFIERS

SYSTEM FOR DEBUGGING AUDIO AMPLIFIER OF A VEHICLE

SELF-OSCILLATING CLASS-D AMPLIFIER DEVICE

SWITCHING TRANSDUCER DRIVER CIRCUITRY

Method For Signal Processing, Circuit For Signal Processing, Chip For Signal Processing, and Electronic Device

MICROPHONE FOR CAPTURING SOUND

NON-LINEAR FUNCTION IN AN EARLY-SAMPLED HYBRID MULTI-LEVEL CONVERTER AMPLIFIER SYSTEM

NEUTRAL POINT CLAMPED MULTILEVEL SWITCHING AUDIO AMPLIFIER

A system comprising a passive headphone and an audio controller, and a method for calibrating a passive headphone

SEMICONDUCTOR CIRCUIT FOR REDUCING OUTPUT DISTORTION

METHOD FOR OPERATING A SPEAKER

METHODS AND APPARATUS TO REGULATE AN OFFSET OF A COMMON MODE VOLTAGE FOR AMPLIFIER CIRCUITRY

POWER-OVER-ETHERNET (PoE) POWERED MULTICHANNEL STREAMING AUDIO AMPLIFIER

PREAMPLIFIER CIRCUIT WITH COUPLING FOR WIRED BIDIRECTIONAL COMMUNICATION WITH POWER

LINEAR AMPLIFIER OUTPUT STAGE CORRECTION CIRCUIT

DIAGNOSIS OF ELECTRICAL FAILURES IN CAPACITIVE SENSORS

AUDIO SIGNAL PROCESSING METHOD AND AUDIO SIGNAL PROCESSING DEVICE

SYSTEMS AND METHODS FOR SYNCHRONIZING AND RENDERING AUDIO SIGNALS VIA AN AUXILIARY SYNCHRONIZATION BACK CHANNEL

METHODS AND APPARATUS TO GENERATE A MODULATION PROTOCOL TO OUTPUT AUDIO

AUDIO PLAYING MODULE AND AUDIO PROCESSING CIRCUIT THEREOF, AND ELECTRONIC DEVICE

AMPLIFIER HAVING DIFFERENT SECTIONS WITH A CLICKING CONTROL KNOB

MULTI-MODAL AUDIO AMPLIFIER AND RELATED SYSTEM

SELF-CONTAINED MOBILE PERFORMANCE STRUCTURES

METHODS AND ELECTRONIC DEVICES

AUDIO POWER AMPLIFIER CIRCUIT AND DUTY CYCLE MODULATION CIRCUIT AND NOISE SUPPRESSION CIRCUIT THEREOF

MODULATOR CIRCUITS

Low-EMI capacitively-coupled Class-D amplifiers with voltage boosting

Integrated Circuits for Driving Transducers

METHODS AND APPARATUS TO STRUCTURE AUDIO AMPLIFIERS FOR ULTRASONIC SIGNAL GENERATION

AUTO-RECOVERY OVERCURRENT PROTECTION FOR AUDIO NOTIFICATION APPLIANCE CIRCUIT IN FIRE PROTECTION SYSTEM

AUDIO AMPLIFIER CIRCUIT FOR DRIVING A SPEAKER

AUDIO PROCESSING

A method and device for limiting power to protect power supply from overload in a multichannel audio amplifier

SWITCHING DRIVERS

ELECTRONIC DEVICE OUTPUTTING SOUND AND SOUND OUTPUT METHOD USING THE SAME

Current limiting apparatus for driving a loudspeaker

SWITCHING LOSS REDUCTION AT NO LOAD CONDITIONS

NOISE SHAPER BASED SPREAD SPECTRUM FOR PULSE WIDTH MODULATION

VEHICLE-MOUNTED SOUND PLAYBACK SIGNAL DELAY METHOD ADAPTED TO LISTENING CENTER POSITION

LOGARITHMIC SIGNAL AMPLIFICATION

AUDIO SIGNAL CONVERTER DEVICE AND AMPLIFIER THEREOF

PORTABLE COMMUNICATIONS DEVICE AND METHOD FOR ENHANCING PERFORMANCE OF PORTABLE COMMUNICATIONS DEVICE

DRIVE CIRCUIT AND ELECTRO-ACOUSTIC CONVERSION SYSTEM

LOGARITHMIC AMPLIFIERS IN SILICON MICROPHONES

PEAK CURRENT MEASUREMENT OF CLASS-D AMPLIFIER DRIVER UTILIZING CHARGE ACCUMULATION

AMPLIFIER CIRCUIT AND METHOD FOR AMPLIFYING AN AUDIO SIGNAL

AUDIO AMPLIFICATION SYSTEM AND METHOD THEREOF

DUAL PRIMARY MULTI-COUPLED OUTPUT AMPLIFIER ARCHITECTURE

AUTOMATIC EQUALIZATION OF OUTPUT VOLTAGE FOR CURRENT OUTPUT AMPLIFIER

SOUND DRIVING CIRCUIT, SOUND APPARATUS INCLUDING THE SAME, AND VEHICULAR APPARATUS INCLUDING THE SOUND APPARATUS

STEPPED CONTROL SYSTEM WITH DEDICATED INTEGRATED CIRCUIT

DRIVER CIRCUITRY AND OPERATION

AUDIO REPRODUCTION SYSTEM AND METHOD

LOW VOLTAGE FOR AUDIO CIRCUITS, DEVICES AND METHODS

MUSICAL INSTRUMENT AMPLIFICATION SYSTEM SETTINGS ADJUSTMENT

CLASS-D AUDIO AMPLIFIER

AMPLIFIER CIRCUIT FOR MICROPHONE, MICROPHONE CIRCUIT AND ELECTRONIC DEVICE

AMPLIFYING CIRCUIT AND AMPLIFYING DEVICE

CIRCUITS, DEVICES AND METHODS RELATED TO AUDIO AMPLIFIERS HAVING GAIN CALIBRATION

AMPLIFICATION DEVICE AND OPERATION METHOD THEREOF

POWER SHARING MULTI-CHANNEL AMPLIFIER

SIGNAL GENERATOR

POWER AMPLIFIER SYSTEM WITH DYNAMIC HEADROOM GENERATOR

VIBRATION DRIVING APPARATUS

DIFFERENTIAL AMPLIFIER

POWER SUPPLY CIRCUIT FOR PROVIDING MULTIPLE PAIRS OF COMPLEMENTARY POWER SUPPLY VOLTAGES AND A FIXED POWER SUPPLY VOLTAGE

Line-Alignment Indicator Circuit and Network Cabling Tool for Simultaneous Line Alignment and Line Finding by Sharing RJ45 Connector Port

VOLTAGE GENERATION CIRCUIT AND AUDIO OUTPUT CIRCUIT

AUDIO AMPLIFIER WITH HIGH PASS FILTER BASED DISTORTION SUPPRESSION

Headset Communication System

DELAY-LINE METHOD FOR SLEW RATE CONTROL FOR CLASS D DRIVER

CLASS D AMPLIFIER CAPABLE OF ANTI-CLIPPING

High-performance audio amplifier

CLASS-D AUDIO AMPLIFIER AND NOISE ELIMINATION DEVICE THEREOF

AMPLIFIER

REDUCTION OF CLICK AND POP NOISE IN AN AMPLIFIER

AUDIO PROCESSING PLUG-IN EFFECTS FOR VEHICLES AND ASSOCIATED USER INTERFACE

OPTIMIZED CONTROL CIRCUIT FOR A MICROELECTROMECHANICAL SOUND GENERATOR AND A SOUND GENERATION SYSTEM

DYNAMIC CONTROL OF OUTPUT DRIVER IN A SWITCHING AMPLIFIER

MODULATOR INTEGRATED CIRCUIT PACKAGE

METHODS AND APPARATUS TO REDUCE MISMATCHES BETWEEN DIFFERENTIAL PAIRS OF SIGNALS

BOOSTER STAGE CIRCUIT FOR POWER AMPLIFIER

LINE CARD, RELATED APPARATUS, AND CONTROL METHOD

POWER-ON AND SHUT-DOWN POP REDUCTION IN AUDIO SYSTEMS

CIRCUIT FOR USING SPEAKER CABLE FOR RADIO FREQUENCY SIGNAL TRANSMISSION

MULTI-CHANNEL AMPLIFIER WITH SOFT COMMON RETURN POINT

AUDIO AMPLIFICATION CIRCUIT, BOARD, AND ELECTRONIC DEVICE

HEARING SYSTEM, AND METHOD FOR PRODUCING MONAURAL OR BINAURAL BEATS

THERMAL MANAGEMENT AND MECHANICAL STRUCTURES IN MULTI-ZONE AUDIO AMPLIFIER

SIGNAL AMPLIFIER

LOAD DETECTION DEVICE FOR AUDIO AMPLIFIER SYSTEM

CONTROL AND USER INTERFACE FEATURES OF MULTI-ZONE AUDIO AMPLIFIERS

Method for Improving Sound Play Effect and Related Apparatus

SYSTEM AND METHOD FOR MEASURING AN AUDIO PATH DELAY FOR AN AMPLIFIER

HEARING AID DEVICE WITH IMPROVED FEEDBACK SUPPRESSION AND A SUPPRESSION METHOD

SWITCHING DRIVERS WITH CAPACTIVE VOLTAGE GENERATION

HEARING DEVICE COMPRISING AN AMPLIFIER SYSTEM FOR MINIMIZING VARIATION IN AN ACOUSTICAL SIGNAL CAUSED BY VARIATION IN GAIN OF AN AMPLIFIER

POWER-ON POP REDUCTION IN AUDIO SYSTEMS

TRIANGLE WAVE GENERATOR CIRCUIT WITH NOISE REDUCTION

Semiconductor Device And Electronic Apparatus

Semiconductor Device And Electronic Apparatus

METHODS AND APPARATUS FOR VOLUME ADJUSTMENT

Single-end-to-differential microphone circuit

LOAD DRIVE CIRCUIT CAPABLE OF STOPPING OPERATING UPON OCCURRENCE OF ABNORMALITY, AND METHOD OF CONTROLLING LOAD DRIVE CIRCUIT

POWER CONVERSION BY A PHASE-CONTROLLED CASCADE OF AN INDUCTOR-BASED POWER SUPPLY AND A CHARGE PUMP

POP-CLICK-NOISE (PCN) REDUCTION IN AUDIO DRIVER

Microphone amplifying circuit design method and microphone amplifying circuit

AUDIO AMPLIFIER CIRCUIT

MICROPHONE HEAD CONNECTOR ADAPTER

AUDIO AMPLIFIER CIRCUIT

Power Amplifying Device

DRIVER CIRCUITRY AND OPERATION

AUTOMOTIVE INTEGRATED CIRCUIT

CURRENT LIMIT FOR CHARGE PUMP BOOST DRIVEN CLASS D AUDIO AMPLIFIER

AMPLIFIER STARVED HEATER COMPRESSION

Amplifier Power Attenuator and Closed Loop Operation

Common mode voltage dynamic modulation circuit, method thereof and class-D audio power amplifier

VEHICLE-MOUNTED HUMAN-MACHINE INTERACTION SYSTEM

SYSTEM AND METHOD FOR VERIFYING POWER AMPLIFIER OF ON-BOARD AUDIO SYSTEM

Power-over-ethernet (PoE) powered multichannel streaming audio amplifier

POWER MANAGEMENT AND DISTRIBUTED AUDIO PROCESSING TECHNIQUES FOR PLAYBACK DEVICES

SWITCHING AMPLIFIER HAVING LINEAR TRANSITION TOTEM POLE MODULATION

DIGITAL AUDIO AMPLIFIER, CHIP, AND ELECTRONIC DEVICE

Combined Class D Amplifier and Buck Regulator

TRANSDUCER PROTECTION SYSTEM AND METHOD

COAXIAL SPEAKER TWEETER TEMPERATURE PROTECTION METHOD AND SYSTEM, AND COMPUTER-READABLE STORAGE MEDIUM

Preamplifier System

CLIPPING PREVENTION IN SWITCHED MODE DRIVERS

AMPLIFIER CIRCUIT

MULTI-MODAL AUDIO AMPLIFIER AND RELATED SYSTEM

SOUND REINFORCEMENT SYSTEM AND METHOD FOR THE OPERATION THEREOF

AREA-EFFICIENT COMPENSATION CIRCUIT FOR LOW-POWER MULTI-STAGE AMPLIFIER

INDUCTOR APPARATUS OPTIMIZED FOR LOW POWER LOSS IN CLASS-D AUDIO AMPLIFIER APPLICATIONS AND METHOD FOR MAKING THE SAME

MEMS COMPENSATION LOOP

BOOST CONVERTER WITH FREQUENCY SCALING

AUDIO AMPLIFIER AND METHOD OF OPERATING THE SAME

CLASS D AMPLIFICATION CIRCUIT

Self-Oscillating Class D Audio Amplifier With Voltage Limiting Circuit

Output Stage for High-Voltage Linear Transmitters

DRIVING CIRCUIT FOR AUDIO POWER AMPLIFIER AND ELECTRONIC DEVICE

Feedforward Amplifier Circuit, Audio Amplifier and Audio Playing Device

Audio signal amplifying device and method

Microelectromechanical systems sensor with stabilization circuit

DYNAMIC PULSE WIDTH CONTROL SCHEME IN AMPLIFIERS

SPEAKER ARRAY ADDRESSED BY ROW AND COLUMN SELECTION

DISPLAY

ELECTRONIC DEVICE AND POWER SUPPLY METHOD FOR SMART POWER AMPLIFIER

Amplifier device, audio device, and method for controlling amplifier device

AMPLIFIER

AMPLIFIER

AUDIO AMPLIFIER WITH FEEDBACK CONTROL

ELECTRONIC DEVICE WITH SPEAKER PROTECTION MECHANISM

CLASS D AMPLIFIER CIRCUIT

Second-Order Equalizer for High-Speed Data Lines

CLASS-D AUDIO AMPLIFICATION CIRCUITRY AND ELECTRONIC DEVICE INCLUDING THE SAME

Super source follower

AUDIO AMPLIFIER CIRCUIT AND AUDIO OUTPUT DEVICE USING THE SAME

DRIVING CIRCUIT FOR AUDIO POWER AMPLIFIER AND ELECTRONIC DEVICE

Audio signal amplifying device and method

Zoned Audio Duck For In Car Conversation

DIFFERENTIAL AMPLIFIER CIRCUIT

AUDIO SIGNAL REPRODUCTION

DIGITAL LAVALIER MICROPHONE

Smart speaker power management

POWER SUPPLY CIRCUIT, POWER SUPPLY METHOD, AUDIO POWER AMPLIFIER AND INTEGRATED CIRCUIT

Audio amplifier circuitry

Hybrid power supply-based high-power loudspeaker box, and power supplying method for increasing power of loudspeaker box

FOLDED RAMP GENERATOR

AUDIO AMPLIFICATION METHOD AND DEVICE

CLASS-D AMPLIFIER WITH NESTED FEEDBACK LOOPS

AN AMPLIFIER FOR A DUAL BACKPLATE MEMS MICROPHONE

SLEEP SOUND SYSTEM WITH ADAPTIVE ENVIRONMENT AUTOMATIC ADJUSTMENT

AMPLIFIER DC BIAS PROTECTION CIRCUIT AND RELATED AUDIO SYSTEM

Switching power supply frequency adaptive adjustment method, system and electronic device

Distortion system for guitar

AUDIO SYSTEM

Audio amplifier with embedded buck controller for class-G application

Amplifier power attenuator and closed loop operation

POWER AMPLIFIER

HYBRID INPUT NETWORKED AUDIO SUBWOOFER

METHOD AND APPARATUS FOR REDUCING REACTION FORCES IN LOUDSPEAKERS

SOUND REPRODUCTION SYSTEM AND RELATED PROCESS

Semiconductor Device And Electronic Apparatus

Methods and apparatus for volume adjustment

INDUCTOR APPARATUS OPTIMIZED FOR LOW POWER LOSS IN CLASS D AUDIO AMPLIFIER APPLICATIONS AND METHOD FOR MAKING THE SAME

NON-LINEAR DISTORTION COMPENSATION CIRCUIT, APPARATUS, METHOD, AND ELECTRONIC DEVICE

AV AMPLIFIER

AMPLIFIER SYSTEM

SWAPPABLE AND CONFIGURABLE PRE-AMPLIFIER FOR A MUSICAL INSTRUMENT

DIGITAL POWER AMPLIFIER, SPEAKER DRIVE SYSTEM, AND SPEAKER DRIVE METHOD

Loudspeaker Power Amplifier and Loudspeaker

AUDIO PLAYER DEVICE AND STARTUP METHOD THEREOF

Modular Amplifier and Amplifier Assembly Comprising the Same

AUDIO AMPLIFIER ASSEMBLIES, PROCESSES, AND METHODS

SWITCHING CIRCUIT, CORRESPONDING DEVICE AND METHOD

Audio Amplifier

SYSTEM AND METHOD FOR REDUCTION IN POWER SUPPLY RAIL PUMPING IN CLASS D AUDIO AMPLIFIERS USING DUAL REGULATED DC-DC CONVERTERS

Dynamic control of output driver in a switching amplifier

Linearization method applied to a MEMS microphone system

Power Control Based on Packet Type

Power-over-ethernet (PoE) powered multichannel streaming audio amplifier

DIAGNOSIS OF ELECTRICAL FAILURES IN CAPACITIVE SENSORS

Logarithmic Amplifiers in Silicon Microphones

NON-LINEAR FUNCTION IN AN EARLY-SAMPLED HYBRID MULTI-LEVEL CONVERTER AMPLIFIER SYSTEM

POWER LIMITING FOR AMPLIFIERS

Calibration of pulse width modulation amplifier system

Calibration of pulse width modulation amplifier system

Integrated Circuits for Driving Transducers

Single to differential conversion in silicon microphone amplifiers

SOUND OUTPUT DEVICE

Super source follower

Analog-to-digital converter having punctured quantizer

Splice-point determined zero-crossing management in audio amplifiers

AMPLIFYING CIRCUIT AND CHARGING METHOD WHICH CAN IMPROVE ABNORMAL SOUND

Adaptive control of capacitive load

FULL-BRIDGE CLASS D AMPLIFIER

Amplification system and method

Hearing device comprising an amplifier system for minimizing variation in an acoustical signal caused by variation in gain of an amplifier

Signal processing device and image display apparatus including the same

Switched resistor for switched driver stage feedback loop

Audio electronic system with switching converter

Switching amplifier with adaptive supply-voltage scaling

Pre-amplification conditioning circuit for a transducer audio device

Hybrid class-H/predictive class-G switching amplifier architecture

A METHOD FOR IMPROVING DIE AREA AND POWER EFFICIENCY IN HIGH DYNAMIC RANGE DIGITAL MICROPHONES

Pre-amplification conditioning circuit for a transducer audio device

DEVICE AND METHOD FOR ACTIVE NOISE CONTROL

In-car adaptive sound quality output method, device, storage medium and car audio system

Voice coil actuator and loudspeakers containing same

Sound signal processing device, sound system, and computer-implemented method

AUDIO CIRCUIT

Dynamic common-mode adjustment for power amplifiers

Virtual and mixed reality audio system environment correction

Methods and apparatus for volume adjustment

Driving circuit of loudspeaker and method for generating current sampling signal of loudspeaker

DYNAMIC SPEAKER COILS AS RADIO FREQUENCY ANTENNAS IN MOBILE COMPUTING DEVICES

Adaptive sample and hold circuit for signal amplifier range selection

Audio amplifier circuit and controlling method thereof

Audio signal modulation and amplification circuit

Audio accessory with high and low impedance paths to a speaker, and a radio for the audio accessory

Audio amplifer with fast wake-up power supply

Class D amplifier circuitry

Audio amplifier with fast wake-up power supply and peak current reduction

METHOD AND SYSTEM FOR INCREASING EFFICIENCY IN AUDIO AMPLIFIERS

DRIVER CIRCUITRY

Modular vehicle sound system

Voltage-to-current architecture and error

Systems and methods for instrument reverberation devices

Audio processing device, amplifier device, and audio processing method

Shock recovery for silicon microphone systems

Low voltage system for audio amplifiers

Amplifying a Bipolar Input Signal

Power amplifier management

Gain calibration for audio amplifiers

Class-D amplifier for reducing audio distortion

PULSE-WIDTH MODULATION AUDIO AMPLIFIER HAVING FEED FORWARD LOOP

REFERENCE STARTUP CIRCUIT FOR AUDIO AMPLIFIERS

OUTPUT CAPACITANCE DISTORTION CORRECTION FOR AUDIO AMPLIFIERS

Switching audio amplifier with improved voltage supply control

Switching amplifier having linear transition totem pole modulation

PULSE-WIDTH MODULATION AUDIO AMPLIFIER HAVING COMPENSATED REGULATION LOOP

Loop filter stabilization for class D amplifier

WINDOW CIRCUITS, DEVICES AND METHODS FOR AUDIO AMPLIFIERS

Method for reducing residual echo and electronic device using the same

MULTI-LEVEL OUTPUT DRIVER WITH HIGH-VOLTAGE OUTPUT PROTECTION FOR AUDIO AMPLIFIERS

AV amplifier

Musical instrument preamplifier

Sound emitting device using loudspeaker to dissipate heat and control method thereof

Self-boosting amplifier

Current limit for charge pump boost driven class D audio amplifier

Hybrid input networked audio subwoofer

Class-D amplifier with deadtime distortion compensation

Methods and apparatus to generate a modulation protocol to output audio

Audio non-linearity cancellation for switches for audio and other applications

MUSICAL INSTRUMENT EFFECTS UNIT WITH TRANSISTOR BIAS VOLTAGE VISUALIZATION

Multi-modal audio amplifier and related system

Audio power source with improved efficiency

Powered line array speaker system with redundant network and power supply

Interchangeable cartridge audio preamplifier for microphone, and kit comprising the same

Acoustic Apparatus

System and method for delivering power to a portable device

MODULAR HEADPHONE SYSTEM

Minimizing total harmonic distortion and power supply induced intermodulation distortion in a single-ended class-D pulse width modulation amplifier

Discrimination of light interference in a MEMS microphone

Audio door system

Digital audio power amplifier and power amplifier loop

Booster stage circuit for power amplifier

Methods and systems for managing mixed mode electromechanical actuator drive