Christer Andersson

Publications (24)
Projects (0)

Showing 24 publications

2015

A class-J power amplifier with varactor-based dynamic load modulation across a large bandwidth

William Hallberg, David Gustafsson, MUSTAFA ÖZEN et al

2015 IEEE MTT-S International Microwave Symposium, IMS 2015

Paper in proceeding

2015

Optimized Design of a Dual-Band Power Amplifier With SiC Varactor-Based Dynamic Load Modulation

Cesar Sanchez Perez, MUSTAFA ÖZEN, Christer Andersson et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 63 (8), p. 2579-2588

Journal article

2014

Efficient and Wideband Power Amplifiers for Wireless Infrastructure Applications

Christian Fager, Ulf Gustavsson, Christer Andersson et al

Gigahertz Symposium

Other conference contribution

2014

Symmetrical modeling of GaN HEMTS

Ankur Prasad, Christian Fager, Mattias Thorsell et al

Technical Digest - IEEE Compound Semiconductor Integrated Circuit Symposium, CSIC

Paper in proceeding

2014

Symmetrical Large-Signal Modeling of Microwave Switch FETs

Ankur Prasad, Christian Fager, Mattias Thorsell et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 62 (8), p. 1590-1598

Journal article

2013

A 44 dBm 1.0-3.0 GHz GaN Power Amplifier with over 45% PAE at 6 dB back-off

David Gustafsson, Christer Andersson, Richard Hellberg et al

IEEE MTT-S International Microwave Symposium Digest

Paper in proceeding

2013

An analysis of the suitability of using CW-theory when designing Doherty PAs for wideband or concurrent multi-band operation

David Gustafsson, Christer Andersson, Christian Fager

43rd European Microwave Conference, EuMC 2013 - Held as Part of the 16th European Microwave Week, EuMW 2013, Nuremberg, Germany, 7-10 October 2013, p. 287-290

Paper in proceeding

2013

High Efficiency Microwave Amplifiers and SiC Varactors Optimized for Dynamic Load Modulation

Christer Andersson

Doctoral thesis

2013

A Modified Doherty Power Amplifier With Extended Bandwidth and Reconfigurable Efficiency

David Gustafsson, Christer Andersson, Christian Fager

IEEE Transactions on Microwave Theory and Techniques. Vol. 61 (1), p. 533-542

Journal article

2013

A 1-3-GHz Digitally Controlled Dual-RF Input Power-Amplifier Design Based on a Doherty-Outphasing Continuum Analysis

Christer Andersson, David Gustafsson, Jessica Chani Cahuana et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 61 (10), p. 3743-3752

Journal article

2013

A packaged 86 W GaN transmitter with SiC varactor-based dynamic load modulation

Christer Andersson, MUSTAFA ÖZEN, David Gustafsson et al

43rd European Microwave Conference, EuMC 2013 - Held as Part of the 16th European Microwave Week, EuMW 2013, Nuremberg, Germany, 7-10 October 2013, p. 283-286

Paper in proceeding

2012

Design and characterization of SiC varactor-based phase shifters

Roberto Quaglia, Victor Camarchia, Christer Andersson et al

7th European Microwave Integrated Circuits Conference, EuMIC 2012 - Held as Part of 15th European Microwave Week, EuMW 2012; Amsterdam; Netherlands; 29 October 2012 through 30 October 2012, p. 897-900

Paper in proceeding

2012

A novel wideband and reconfigurable high average efficiency power amplifier

David Gustafsson, Christer Andersson, Christian Fager

IEEE MTT-S International Microwave Symposium Digest

Paper in proceeding

2012

Linearization Study of a Highly Efficient CMOS-GaN RF Pulse Width Modulation Based Transmitter

MUSTAFA ÖZEN, Christer Andersson, Thomas Eriksson et al

European Microwave Conference, p. 136-139

Paper in proceeding

2012

Theory and Design of Class-J Power Amplifiers With Dynamic Load Modulation

Christer Andersson, David Gustafsson, Koji Yamanaka et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 60 (12), p. 3778-3786

Journal article

2012

Decade bandwidth high efficiency GaN HEMT power amplifier designed with resistive harmonic loading

Christer Andersson, J. Moon, Christian Fager et al

IEEE MTT-S International Microwave Symposium Digest

Paper in proceeding

2011

Epitaxial and Layout Optimization of SiC Microwave Power Varactors

Christer Andersson, Björn Magnusson, Niklas Henelius et al

Asia-Pacific Microwave Conference Proceedings, APMC (APMC 2011 ;Melbourne, VIC; 5 - 8 December 2011), p. 1642-1645

Paper in proceeding

2011

A double stub impedance tuner with SiC diode varactors

Roberto Quaglia, Christer Andersson, Christian Fager et al

Asia Pacific Microwave Conference APMC 2011; Melbourne, VIC; 5 - 8 December 2011, p. 267-270

Paper in proceeding

2011

Nonlinear Characterization of Varactors for Tunable Networks by Active Source-Pull and Load-Pull

Christer Andersson, Mattias Thorsell, Niklas Rorsman

IEEE Transactions on Microwave Theory and Techniques. Vol. 59 (7), p. 1753-1760

Journal article

2011

Varactor-Based Dynamic Load Modulation of RF PAs

Hossein Mashad Nemati, Björn Almgren, Christer Andersson et al

European Microwave Conference, Manchester, Workshop "RF PA Efficiency Enhancement Techniques"

Other conference contribution

2011

High-Efficiency RF Pulsewidth Modulation of Class-E Power Amplifiers

MUSTAFA ÖZEN, Hendrikus Jos, Christer Andersson et al

IEEE Transactions on Microwave Theory and Techniques. Vol. 59 (11), p. 2931-2942

Magazine article

2011

A SiC Varactor With Large Effective Tuning Range for Microwave Power Applications

Christer Andersson, Niclas Ejebjörk, Anne Henry et al

IEEE Electron Device Letters. Vol. 32 (6), p. 788-790

Journal article

2011

SiC Varactors for Dynamic Load Modulation of Microwave Power Amplifiers

Christer Andersson

Licentiate thesis

2011

High efficiency RF pulse width modulation with tunable load network class-E PA

MUSTAFA ÖZEN, Christer Andersson, Mattias Thorsell et al

2011 IEEE 12th Annual Wireless and Microwave Technology Conference, WAMICON 2011

Paper in proceeding

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