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Number of items: 13.

Carrubba, Vincenzo, Akmal, Muhammad, Quay, Rüdiger, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X and Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 2012. The Continuous Inverse Class-F Mode With Resistive Second-Harmonic Impedance. IEEE Transactions on Microwave Theory and Techniques 60 (6) , pp. 1928-1936. 10.1109/TMTT.2012.2189228

Akmal, Muhammad, Carrubba, Vincenzo, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349 and Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 2012. An enhanced modulated waveform measurement system. Australian Journal of Electrical and Electronics Engineering 9 (4) , pp. 429-438. 10.7158/E11-033.2012.9.4

Carrubba, Vincenzo, Clarke, Alan Leslie, Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 and Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X 2011. On the extension of the continuous class-F mode power amplifier. IEEE Transactions on Microwave Theory and Techniques 59 (5) , pp. 1294-1303. 10.1109/TMTT.2011.2117435

Yusoff, Zubaida Binti, Akmal, Muhammad, Carrubba, Vincenzo, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 and Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X 2011. The benefit of GaN characteristics over LDMOS for linearity improvement using drain modulation in power amplifier system. Presented at: 2011 Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits, Vienna, Austria, 18-19 April 2011. 2011 Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits (INMMIC 2011). New York: IEEE, pp. 109-112. 10.1109/INMMIC.2011.5773334

Akmal, Muhammad, Carrubba, Vincenzo, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Bensmida, S., Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Morris, K., Beach, M., McGeehan, J. and Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 2011. Linearity enhancement of GaN HEMTs under complex modulated excitation by optimizing the baseband impedance environment. Presented at: 2011 IEEE/MTT-S International Microwave Symposium, Baltimore, MD, USA, 5-10 June 2011. Published in: Seigel, Peter, Remley, Kate, Tzuang, C. and Ponchak, George eds. 2011 IEEE/MTT-S International Microwave Symposium - MTT 2011. New York: IEEE, pp. 1747-1750. 10.1109/MWSYM.2011.5972833

Akmal, Muhammad 2011. An enhanced modulated waveform measurement system. PhD Thesis, Cardiff University.
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Carrubba, Vincenzo, Clarke, Alan Leslie, Woodington, Simon P., McGenn, William, Akmal, Muhammad, Almuhaisen, Abdullah, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 and Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349 2011. High-speed device characterization using an active load-pull system and waveform engineering postulator. Presented at: 2011 77th ARFTG Microwave Measurement Conference (ARFTG), Baltimore, MD, USA, 10 June 2011. Design and Measurement of Microwave Systems - Proceedings of the 2011 77th ARFTG Microwave Measurement Conference (ARFTG). Los Alamitos, CA: IEEE, 10.1109/ARFTG77.2011.6034553

Carrubba, Vincenzo, Clarke, Alan Leslie, Akmal, Muhammad, Yusoff, Zubaida Binti, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X and Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 2011. Exploring the Design Space for Broadband PAs using the Novel "Continuous Inverse Class-F Mode". Presented at: 6th European Microwave Integrated Circuits Conference (EuMIC) 2011, Manchester, UK, 10-11 October 2011. Proceedings of the 41st European Microwave Conference (EuMC). IEEE, pp. 333-336.

Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Jiangtao, S., Carrubba, Vincenzo, Yusoff, Zubaida Binti, Woodington, Simon Philip, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830, Bensmida, S., Morris, K., Beach, M. and McGeehan, J. 2011. An enhanced modulated waveform measurement system for the robust characterization of microwave devices under modulated excitation. Presented at: Microwave Integrated Circuits Conference (EuMIC), 2011 European, Manchester, 10-11 October 2011. Microwave Integrated Circuits Conference (EuMIC), 2011 European. IEEE, pp. 180-183.

Paynter, M., Bensmida, S., Morris, K. A., McGeehan, J. P., Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 and Beach, M. 2011. Non-linear large signal PA modelling for switching-mode operation (class-F/continuous class-F). Presented at: 6th European Microwave Integrated Circuits Conference (EuMIC) 2011, Manchester, UK, 10-11 October 2011. Proceedings of the 6th European Microwave Integrated Circuits Conference (EuMIC). Los Alamitos, CA: IEEE, pp. 152-155.

Clarke, Alan Leslie, Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 and Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349 2010. Investigation and analysis into device optimization for attaining efficiencies in-excess of 90% when accounting for higher harmonics. Presented at: IEEE MTT-S International Microwave Symposium, Anaheim, CA, USA, 23-28 May 2010. 2010 IEEE MTT-S International Microwave Symposium Digest (MTT 2010). New York: IEEE, pp. 1114-1117. 10.1109/MWSYM.2010.5517222

Bensmida, S., Morris, K., Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Wright, Peter Thomas, Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830, McGeehan, J. and Beach, M. 2010. Generic pre-distortion of a Class-J Power amplifier. Presented at: European Microwave Conference 2010, Paris, France, (561648) pp. 1022-1025.

Akmal, Muhammad, Lees, Jonathan ORCID: https://orcid.org/0000-0002-6217-7552, Carrubba, Vincenzo, Bensmida, S., Woodington, S., Benedikt, Johannes ORCID: https://orcid.org/0000-0002-9583-2349, Morris, K, Beach, M., McGeehan, J. and Tasker, Paul J. ORCID: https://orcid.org/0000-0002-6760-7830 2010. Minimization of baseband electrical memory effects in GaN HEMTs using active IF load-pull. Presented at: Asia-Pacific Microwave Conference (22nd : 2010), Yokahama-shi, Japan, 7-10 December 2010. 2010 Asia-Pacific Microwave Conference proceedings : APMC 2010 : Dec. 7-10, Yokohama, Japan. Tokyo, Japan: Institute of Electronics, Information and Communication Engineers (IEICE), pp. 5-8.

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