Search Results - "Hoyerby, M.C.W."
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1
Carrier Distortion in Hysteretic Self-Oscillating Class-D Audio Power Amplifiers: Analysis and Optimization
Published in IEEE transactions on power electronics (01-03-2009)“…An important distortion mechanism in hysteretic self-oscillating (SO) class-D (switch mode) power amplifiers-carrier distortion-is analyzed and an optimization…”
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Journal Article -
2
Envelope tracking power supply with fully controlled 4th order output filter
Published in Twenty-First Annual IEEE Applied Power Electronics Conference and Exposition, 2006. APEC '06 (2006)“…This paper describes the derivation of a practical solution to designing a medium-power non-isolated DC/DC power converter with very low output ripple voltage…”
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Conference Proceeding
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3
Optimized envelope tracking power supply for Tetra2 base station RF power amplifier
Published in 2008 Twenty-Third Annual IEEE Applied Power Electronics Conference and Exposition (01-02-2008)“…An ultra-fast tracking power supply (UFTPS) for envelope tracking in a 50 kHz 64-QAM Tetra2 base station power amplification system is demonstrated. A simple…”
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Conference Proceeding -
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Self-oscillating soft switching envelope tracking power supply for Tetra2 base station
Published in INTELEC 07 - 29th International Telecommunications Energy Conference (01-09-2007)“…This paper presents a high-efficiency, high-bandwidth solution to implementing an envelope tracking power supply for the RF power amplifier (RFPA) in a Tetra2…”
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Conference Proceeding -
5
A 0.35μm 50V CMOS sliding-mode control IC for buck converters
Published in ESSCIRC 2007 - 33rd European Solid-State Circuits Conference (01-09-2007)“…This paper presents a hysteretic (sliding mode) control IC for a buck DC/DC converter for use as an envelope tracking power supply to increase the efficiency…”
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Conference Proceeding -
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Accurate sliding-mode control system modeling for buck converters
Published in 2007 European Conference on Power Electronics and Applications (01-09-2007)“…This paper shows that classical sliding mode theory fails to correctly predict the output impedance of the highly useful sliding mode PID compensated buck…”
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Conference Proceeding -
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High-Bandwidth, High-Efficiency Envelope Tracking Power Supply for 40W RF Power Amplifier Using Paralleled Bandpass Current Sources
Published in 2005 IEEE 36th Power Electronics Specialists Conference (2005)“…This paper presents a high-performance power conversion scheme for power supply applications that require very high output voltage slew rates (dV/dt). The…”
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Conference Proceeding -
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A Comparative Study of Analog Voltage-mode Control Methods for Ultra-Fast Tracking Power Supplies
Published in 2007 IEEE Power Electronics Specialists Conference (01-06-2007)“…This paper presents a theoretical and experimental comparison of the standard PWM/PID voltage-mode control method for single-phase buck converters with two…”
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Conference Proceeding