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Class-D amplifier

Known as: Class d amp, Class D amplifiers, Digital amplifier 
A class-D amplifier or switching amplifier is an electronic amplifier in which the amplifying devices (transistors, usually MOSFETs) operate as… 
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Related topics

Related topics

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AmplifierAnalog signalBuck converterComparator

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2011
2011
A 0.7-3GHz envelope ΔΣ modulator using phase modulated carrier clock for multi-mode/band switching amplifiers
A 1-bit RF modulator using phase-modulated-carrier-clocking envelope ΔΣ modulation for a multi-mode/band transmitter is presented… 
Highly Cited
2007
Highly Cited
2007
Narrow Pulse Elimination PWM for Multilevel Digital Audio Power Amplifiers Using Two Cascaded H-Bridges as a Nine-Level Converter
This paper presents a methodology to reduce total harmonic distortion (THD) in digital audio power amplifiers, using two new… 
2007
2007
Novel Modulation Strategies for Class-D Amplifier
Recent advances in semiconductor technology have renewed interest in class-D audio amplifiers, especially for portable devices… 
Highly Cited
2005
Highly Cited
2005
Integrated stereo delta-sigma class D amplifier
A 2/spl times/40W (into 4/spl Omega/ with a 20V supply) integrated stereo /spl Delta//spl Sigma/ class D amplifier with 100dB SNR… 
2005
2005
Dual-band GaAs FET power amplifier with two-frequency matching circuits
A dual-band GaAs FET power amplifier with the two-frequency lumped-element matching circuits is designed using the low-pass… 
Highly Cited
2005
Highly Cited
2005
Integrated stereo /spl Delta//spl Sigma/ class D amplifier
A 2/spl times/40 W class D amplifier chip is realized in 0.6-/spl mu/m BCDMOS technology, integrating two delta-sigma (/spl Delta… 
2000
2000
NEW APPROACH TO A SWITCHING AMPLIFIER FOR PIEZOELECTRIC ACTUATORS
This paper describes a new approach to a switching amplifier for reactive loads (piezoelectric actuators). The amplifier… 
1998
1998
A high-gain monolithic D-band InP HEMT amplifier
A three-stage monolithic amplifier has been developed which exhibits a measured small-signal gain of 30 dB at 140 GHz. The… 
1996
1996
Low-noise capacitive transimpedance amplifier performance versus alternative IR detector interface schemes in submicron CMOS
  • L. Kozlowski
  • Defense, Security, and Sensing
  • 1996
  • Corpus ID: 108688854
We compare the capacitive transimpedance amplifier (CTIA) to two other IR detector interface circuits using data compiled from… 
1970
1970
Theoretical Efficiency of class-D Power Amplifiers
The theoretical efficiencies of class-D amplifiers are compared with those of conventional amplifiers by means of a power balance… 
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