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Ultrafast Tracking Power Supply With Fourth-Order Output Filter and Fixed-Frequency Hysteretic Control

• Mikkel Hoyerby, M. Andersen
• IEEE Transactions on Power Electronics
• 2008

A practical solution is presented for the design of a non-isolated dc/dc power converter with very low output ripple voltage and very fast output voltage step response. The converter is intended for… (More)

TEDS Base-Station Power Amplifier Using Low-Noise Envelope Tracking Power Supply

• Mikkel Hoyerby, M. Andersen
• IEEE Transactions on Microwave Theory and…
• 2009

This paper demonstrates a highly linear and efficient TETRA enhanced data service (TEDS) base-station RF power amplifier (RFPA). Based on the well-known combination of an envelope tracking (ET) power… (More)

A versatile discrete-time approach for modeling switch-mode controllers

• Lars Risbo, Mikkel Hoyerby, M. Andersen
• 2008 IEEE Power Electronics Specialists…
• 2008

This paper presents a universal method for modeling the frequency response of comparators in switch- mode controllers. As the main non-linearity in most switch- mode controllers, understanding the… (More)

Band-Split Forward-Path Cartesian Feedback for Multicarrier TETRA RF Power Amplifiers

• Mikkel Hoyerby, Nikolaj Lervad Hansen
• IEEE Transactions on Microwave Theory and…
• 2011

This paper demonstrates a TETRA base-station RF power amplifier (RFPA) with state-of-the-art linearity and noise performance for the UHF band. Very high linearity is achieved at considerable power… (More)

A 2×70W Monolithic Five-Level Class-D Audio Power Amplifier in 180 nm BCD

• Mikkel Hoyerby, Jorgen Kragh Jakobsen, Jesper Midtgaard, Thomas Holm Hansen
• J. Solid-State Circuits
• 2016

A 2 × 70 W from 24 V into 4 class-D audio power amplifier in 30/40 V 180 nm bipolar CMOS DMOS is presented. The device employs a flying capacitor (FC) threelevel half bridge topology to reduce… (More)

A $2 \times 70$ W Monolithic Five-Level Class-D Audio Power Amplifier in 180 nm BCD

• Mikkel Hoyerby, Jorgen Kragh Jakobsen, Jesper Midtgaard, Thomas Holm Hansen
• IEEE Journal of Solid-State Circuits
• 2016

A 2 × 70 W from 24 V into 4 Ω class-D audio power amplifier in 30/40 V 180 nm bipolar CMOS DMOS is presented. The device employs a flying capacitor (FC) three-level half bridge topology… (More)

5.3 A 2×70W monolithic five-level Class-D audio power amplifier

• Mikkel Hoyerby, Jorgen Kragh Jakobsen, Jesper Midtgaard, Thomas Holm Hansen, Allan Nogueras Nielsen, Hans Hasselby-Andersen
• 2016 IEEE International Solid-State Circuits…
• 2016

The consumer electronics trends of miniaturization and portability have been pushing the integrated Class-D audio power amplifier (PA) market for a number of years. This creates opportunities for new… (More)

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