Zobrazeno 1 - 10
of 22
pro vyhledávání: '"W.C.E. Neo"'
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques, 56 (7), 2008
A three-way Doherty 100-W GaN base-station power amplifier at 2.14 GHz is presented. Simple, but accurate design equations for the output power combiner of the amplifier are introduced. Mixed-signal techniques are utilized for uncompromised control o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b33e88badf93b1aae9a688a57a34217f
https://doi.org/10.1109/tmtt.2008.924364
https://doi.org/10.1109/tmtt.2008.924364
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 55:866-879
A mixed-signal approach for the design and testing of high-performance N-way Doherty amplifiers is introduced. In support of this, an analysis of N-way power-combining networks is presented-in particular, their optimum design-by examining the relatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::969e7a692f3d96e37a645b474a9be4f3
https://doi.org/10.1109/tmtt.2007.895160
https://doi.org/10.1109/tmtt.2007.895160
Autor:
W.C.E. Neo, Yu Lin, M.J. Pelk, Marco Spirito, Lis K. Nanver, Xiao-dong Liu, Lawrence E. Larson, Anton de Graauw, L.C.N. de Vreede, A. Akhnoukh, Koen Buisman
Publikováno v:
IEEE Journal of Solid-State Circuits. 41:2166-2176
This paper presents a multi-band multi-mode class-AB power amplifier, which utilizes continuously tunable input and output matching networks integrated in a low-loss silicon-on-glass technology. The tunable matching networks make use of very high Q v
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::29c952565f73bbc2528de2d5fe05629b
https://doi.org/10.1109/jssc.2006.880586
https://doi.org/10.1109/jssc.2006.880586
Autor:
L.C.N. de Vreede, M.J. Pelk, J.H. Qureshi, J.R. Gajadharsing, M.P. van der Heijden, W.C.E. Neo, M. Marchetti
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques, 57 (8), 2009
A 90-W peak-power 2.14-GHz improved GaN outphasing amplifier with 50.5% average efficiency for wideband code division multiple access (W-CDMA) signals is presented. Independent control of the branch amplifiers by two in-phase/quadrature modulators en
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::454837186744f8ce75cd27afbf9d82e7
https://doi.org/10.1109/tmtt.2009.2025430
https://doi.org/10.1109/tmtt.2009.2025430
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques, 56 (12), 2008
A new wideband open-loop active harmonic load–pull measurement approach is presented. The proposed method is based on wideband data-acquisition and wideband signal-injection of the incident and device generated power waves at the frequencies of int
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::16d043df0f562a41216243220e2c7ff0
http://resolver.tudelft.nl/uuid:9dffa1a0-c3f0-4af5-ad8f-ff14551b86cb
http://resolver.tudelft.nl/uuid:9dffa1a0-c3f0-4af5-ad8f-ff14551b86cb
Autor:
A.J.M. de Graauw, Lis K. Nanver, W.C.E. Neo, L.C.N. de Vreede, Lawrence E. Larson, A. Akhnoukh, S. Spirito, Xiao-dong Liu, Yu Lin
Publikováno v:
Proceedings of the Bipolar/BiCMOS Circuits and Technology Meeting, 2005..
This paper presents a 1.8GHz prototype class-AB power amplifier using a QUBIC4G (SiGe, f/sub t/ = 40GHz) handset device with adaptive in- and output matching networks. The realized amplifier provides: 13dB gain, 28 dBm output power, with an efficienc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce550e54db5c8039652440cbf528fd6a
https://doi.org/10.1109/bipol.2005.1555211
https://doi.org/10.1109/bipol.2005.1555211
Autor:
W.C.E. Neo, L.C.N. de Vreede, H.F.F. Jos, N. Nenadovic, O. Yanson, Joachim N. Burghartz, V. Cuoco, Marco Spirito
Publikováno v:
Proceedings of the 30th European Solid-State Circuits Conference (IEEE Cat. No.04EX850).
In this paper, we present the electro-thermal (ET) extension of the Smoothie database model for LDMOS devices together with its experimental verification. For the DC verification, the drain current was measured both in continuous mode and under isoth
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc798eb463940c2d846d00db8ef0262a
https://doi.org/10.1109/essder.2004.1356590
https://doi.org/10.1109/essder.2004.1356590
Publikováno v:
34th European Microwave Conference, 2004; 2004, p1173-1175, 3p
Autor:
Joachim N. Burghartz, Koen Buisman, V. Cuoco, Lis K. Nanver, H.C. Wu, H.C. de Graaff, W.C.E. Neo, H.F.F. Jos, L.C.N. de Vreede
Publikováno v:
Scopus-Elsevier
This paper presents an approach for the extraction of the series parasitics of semiconductor devices. The approach is based on the inherently different bias dependent behavior of y-parameters for a device with series parasitics compared to a device w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0c23f838f45303a8064c47b0c8169d2c
http://www.scopus.com/inward/record.url?eid=2-s2.0-17044400234&partnerID=MN8TOARS
http://www.scopus.com/inward/record.url?eid=2-s2.0-17044400234&partnerID=MN8TOARS
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