A novel low-power low-voltage Class D amplifier with feedback for improving THD, power efficiency and gain linearity

ISCAS 2001 - 2001 IEEE International Symposium on Circuits and Systems, Conference Proceedings

Volumn 1, Issue , 2001, Pages 635-638

  Chang, Joseph S ^a   Gwee, Bah Hwee ^a   Lon, Yong Seng ^a   Tan, Meng Tong ^a  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

[No Author keywords available]

Indexed keywords

CIRCUIT DESIGNS; CLASS D AMPLIFIER; DIGITAL PULSE; FEED-BACK DESIGNS; FEEDBACK CIRCUITS; FEEDFORWARD CIRCUITS; POST-FABRICATION; POWER EFFICIENCY;

COMPUTER SIMULATION; INTEGRATED CIRCUIT MANUFACTURE; ELECTRIC DISTORTION; FEEDBACK; INTEGRATED CIRCUIT LAYOUT; PULSE WIDTH MODULATION;

AUDIO FREQUENCY AMPLIFIERS; AMPLIFIERS (ELECTRONIC);

LOW-VOLTAGE LOW-POWER (LVLP) CIRCUITS;

EID: 0034996136     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ISCAS.2001.921936     Document Type: Conference Paper

References (6)

1. J. S. Chang, M. T. Tan, Z. Cheng and Y. C. Tong, "Analysis and Design of Power Efficient Class D Amplifier Output Stages", IEEE Trans. Circuits and Systems I: Fundamental Theory and Applications, vol. 47, no. 6, ppp. 897-902, 2000.
2. M. T. Tan, J. S. Chang and Y. C. Tong, "A process- and temperature-independent inverter-comparator for pulse width modulation applications", Analog Integrated Circuits & Signal Processing (Special Issue), vol. 27, pp. 97-109, Apr. 2001.
3. H. S. Black, Modulation Theory, Princeton, NJ, Van Nostrand, pp. 263-281, 1953.
4. M. C. Killion and E. G. Village, "Class D Hearing Aid Amplifier", United States Patent, no. 4689819, 1987.
5. O. Andersson, "Class D Hearing Aid Amplifier with Feedback", United States Patent, no. 5815581, 1998.
6. M. T. Tan, H. C. Chua, B. H. Gwee and J. S. Chang, "An Investigation on the Parameters Affecting Total Harmonic Distortion in Class D Amplifiers", ISCAS. vol. IV, pp. 193-196, 2000.