ORCA
Online Research @ CardiffÂ
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Up a levelNumber of items: 7.
Collier, Arthur, Eblabla, Abdalla  ORCID: https://orcid.org/0000-0002-5991-892X, Sampson, Wesley ORCID: https://orcid.org/0000-0001-7670-0036, Shepphard, Daniel, Harvey, Alan, Quaglia, Roberto ORCID: https://orcid.org/0000-0003-3228-301X and Elgaid, Khaled ORCID: https://orcid.org/0000-0003-3265-1097
2025.
Large-signal performance comparison of ion implant and mesa etch isolated AlGaN/GaN HEMT switches on silicon.
Presented at: European Microwave Integrated Circuits Conference,
Utrecht, The Netherlands,
23 September 2025.
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Powell, J. R., Shepphard, D. J., Quaglia, R. ORCID: https://orcid.org/0000-0003-3228-301X and Cripps, S. C. ORCID: https://orcid.org/0000-0002-2258-951X
2018.
A power reconfigurable high-efficiency $X$ -band power amplifier MMIC using the load modulated balanced amplifier technique.
IEEE Microwave and Wireless Components Letters
28
(6)
, pp. 527-529.
10.1109/LMWC.2018.2824560
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Shepphard, Daniel
2018.
Electronically reconfigurable wideband high-power amplifier architecture for modern RF systems (LMBA).
PhD Thesis,
Cardiff University.
Item availability restricted. |
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Shepphard, Daniel J., Powell, Jeffrey and Cripps, Steve C. ORCID: https://orcid.org/0000-0002-2258-951X
2017.
A broadband reconfigurable load modulated balanced amplifier (LMBA).
Presented at: IEEE MTT-S International Microwave Symposium (IMS),
Honololu, HI, USA,
4-9 June 2017.
2017 IEEE MTT-S International Microwave Symposium (IMS).
IEEE,
pp. 943-945.
10.1109/MWSYM.2017.8058743
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Quaglia, Roberto ORCID: https://orcid.org/0000-0003-3228-301X, Shepphard, Daniel J. and Cripps, Steve ORCID: https://orcid.org/0000-0002-2258-951X
2017.
A reappraisal of optimum output matching conditions in microwave power transistors.
IEEE Transactions on Microwave Theory and Techniques
65
(3)
, pp. 838-845.
10.1109/TMTT.2016.2627557
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Shepphard, Daniel, Powell, Jeffrey and Cripps, Steve C. ORCID: https://orcid.org/0000-0002-2258-951X
2016.
An efficient broadband reconfigurable power amplifier using active load modulation.
IEEE Microwave and Wireless Components Letters
26
(6)
, pp. 443-445.
10.1109/LMWC.2016.2559503
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Powell, J. R., Shepphard, Daniel and Cripps, Stephen Charles ORCID: https://orcid.org/0000-0002-2258-951X
2016.
High efficiency GaN 2.5 to 9 GHz power amplifiers realized in multilayer LCP hybrid technology.
IEEE Microwave and Wireless Components Letters
26
(6)
, pp. 440-442.
10.1109/LMWC.2016.2559502
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