161. H. Zhou, J.-R. Perez-Cisneros, and C. Fager, Circulator Load Modulated Amplifier: A Non-Reciprocal Wideband and Efficient PA Architecture, accepted at IEEE International Microwave Symposium, 2021. (ELEMENT)
160. J.-R. Pérez-Cisneros, W. Hallberg and K. Buisman, An Active Load-Pull Technique to Emulate Outphasing Power Amplifiers, IEEE Topical Conference on Power Amplifiers, (PAWR), 2021 (ELEMENT)*
159. M. H. Moghaddam, S. R. Aghdam, A. Filippi, T. Eriksson, Statistical Study of Hardware Impairments Effect on mmWave 77 GHz FMCW Automotive Radar, 2020 IEEE Radar Conference (2020). (SURF)*
158. J. Grahn, E. Cha, A. Pourkabirian, J.
Stenarson, N. Wadefalk, III-V HEMTs for Cryogenic Amplifiers, Focus Session
Device Technologies for Cryogenic Electronics, Int. Electron Device Meeting
(2020). (ITHZS)*
157. H Nachouane, T Eriksson, K Buisman,
Over-the-air investigation of transmitter and receiver nonlinear distortion
using a mm-wave MIMO testbed, 14th European Conference on Antennas and
Propagation (EuCAP), 2020. (SURF and ELEMENT)
156. N. Hajiabdolrahim, S. R. Aghdam and T.
Eriksson, An Extended Kalman Filter Framework for Joint Phase Noise, CFO and
Sampling Time Error Estimation, 2020 IEEE 31st Annual International Symposium
on Personal, Indoor and Mobile Radio Communications, London, United Kingdom,
2020. (SURF)
155. S. Hesami, S. Rezai Aghdam, J. Dooley, T.
Eriksson, C. Fager, Amplitude Varying Phased Array Linearization, European
Microwave Week (EuMW), 2020. (ELEMENT)
154. J.-C. Perez-Cisneros, W. Hallberg, C. Fager,
and K. Buisman Emulation of Load Modulated Amplifiers Using Tabulated Load-Pull
Data From a Single Amplifier, European Microwave Week (EuMW), 2020. (ELEMENT)*
153. N Kolomvakis, T Eriksson, M Coldrey, M Viberg,
Quantized uplink massive MIMO systems with linear receivers, IEEE International
Conference on Communications (ICC), 2020. (SURF)*
152. D. Jayasankar, V. Drakinskiy, M. Myremark, P.
Sobis, J. Stake, Design and development of 3.5 THz Schottky-based fundamental
mixer, 50th European Microwave Conference (2020). (ITHZS)*
151. E. Cha, N. Wadefalk, G. Moschetti, A. Pourkabirian,
J. Stenarson, J. Grahn, A 300-W Cryogenic HEMT LNA for Quantum Computing, post-deadline paper IEEE
MTT-S International Microwave Symposium (2020). (ITHZS)*
150. S. R. Aghdam, T. Eriksson, On the Performance
of Distortion-Aware Linear Receivers in Uplink Massive MIMO Systems, 16th
International Symposium on Wireless Communication Systems (2019) (ISWCS) (SURF)
149. Harrysson Rodrigues, D. Niepce, G. Moschetti,
A. Pourkabirian, J. Schleeh, T. Bauch, J. Grahn, On the Angular Dependence of
Cryogenic InP HEMTs in a Magnetic Field, WOCSDICE (2019). (ITHZS)*
148. Z Mokhtari, M Sabbaghian, T Eriksson, Iterative
Channel and CFO Estimation for SC-FDE and OFDM Based Massive MIMO Systems, 2019
IEEE 89th Vehicular Technology Conference (VTC2019-Spring), pp 1-5, 2019
(SURF).
147. J. Bremer, N. Rorsman, and M. Thorsell, A Novel
Test Structure for Electrothermal Assessment of GaN Technologies, in 9th Wide
Bandgap Semiconductors and Components Workshop, 2018, vol. 1, no. October, pp.
1–5. (THERMAL)
146. S. Hesami, S. R. Aghdam, C. Fager, T. Eriksson,
R. Farrell and J. Dooley, Intra-Array Coupling Estimation for MIMO Transceivers
Utilizing Blind Over-The-Air Measurements, 2019 IEEE MTT-S International
Microwave Symposium (IMS), Boston, MA, USA, 2019, pp. 468-471. doi: 10.1109/MWSYM.2019.8700777
(ELEMENT)
145. Peter Sobis, Vladimir Drakinskiy, Divya
Jayasankar, Arvid Hammar, Martin Anderberg, Anders Emrich, Elena Saenz, and Jan
Stake, 4.7 THz GaAs Schottky Diode Receiver Components, in the 30th IEEE
International Symposium on Space THz Technology (ISSTT2019), Göteborg, Sweden.
(ITHZS)*
144. Divya Jayasankar, Peter Sobis, and Jan Stake,
Effect of idler terminations on the conversion loss for THz Schottky diode
harmonic mixers, 44th International Conference on Infrared, Millimeter, and
Terahertz Waves Paris, France. DOI: 10.1109/IRMMW-THz.2019.8873938 (ITHZS)*
143. Martin Anderberg, Peter Sobis, Vladimir
Drakinskiy, Joel Schleeh, Slavko Dejanovic, Anders Emrich, and Jan Stake, A
183-GHz Schottky diode receiver with 4 dB noise figure, 2019 IEEE MTT-S
International Microwave Symposium (IMS), Boston, MA, USA, 2019, pp. 172-175.
DOI: 10.1109/MWSYM.2019.8701051 (ITHZS)*
142. Isabel Harrysson Rodrigues, David Niepce,
Arsalan Pourkabirian, Giuseppe Moschetti, Joel Schleeh, Thilo Bauch, and Jan
Grahn, Angular Dependence of InP High Electron Mobility Transistors for
Cryogenic Low Noise Amplifiers under a Magnetic Field, Compound Semiconductor
Week (2019). (ITHZS)*
141. C. Fager, M. Thorsell, E. Baptista, K. Buisman,
J. Bremer, J. Bergsten, et al., Analysis of thermal effects in integrated radio
transmitters, in 2018 International Symposium on VLSI Design, Automation and
Test (VLSI-DAT), Hsingshu, Taiwan, 2018. DOI: 10.1109/VLSI-DAT.2018.8373278
(ELEMENT)
140 K. Hausmair, U. Gustavsson, C. Fager, and T.
Eriksson, Modeling and Linearization of Multi-Antenna Transmitters Using
Over-the-Air Measurements, in IEEE International Symposium on Circuits and
Systems, Florence, 2018. DOI: 10.1109/ISCAS.2018.8351266, (ELEMENT)*
139. Isabel Harrysson Rodrigues, Arsalan
Pourkabirian, Giuseppe Moschetti, Joel Schleeh, Per-Åke Nilsson, Jan Grahn,
Magnetic Influence on Cryogenic InP HEMT DC Characteristics, Compound
Semiconductor Week 2018, pp. 629-630 (2018). (ITHZS)*
138. K. Buisman, T. Eriksson Designing and
characterizing MATE, the Chalmers mm-wave MIMO testbed, European Conference on
Antennas and Propagation, London, UK, April 2018, DOI:
10.1049/cp.2018.0747 (SURF)
137. L. Hanning, J. Bremer, M. Ström, N. Billström,
T. Eriksson, and M. Thorsell, Optimizing the Signal-to-Noise and Distortion
Ratio of a GaN LNA using Dynamic Bias, in 2018 ARFTG Conference,
10.1109/ARFTG.2018.8423836 (THERMAL)*
136. J. Bremer, L. Hanning, N. Rorsman, and M.
Thorsell, Compensation of Performance Degradation due to Thermal Effects in GaN
LNA Using Dynamic Bias, in 2018 European Microwave Conference,
10.23919/EuMC.2018.8541789 (THERMAL)
135. V. Åberg, C. Fager, and L. Svensson, Design
considerations and evaluation of a high-speed SAR ADC, in Proc of IEEE NorCAS,
Tallin, 2018. (ELEMENT)
134. Yulung sTang, Niklas Wadefalk, Jacob Kooi, Joel
Schleeh, Giuseppe Moschetti, Per-Åke Nilsson, Arsalan Pourkabirian, Eunjung
Cha, Silvia Tuzi, Jan Grahn, Cryogenic W-band LNA for ALMA Band 2+3 with Average
Noise Temperature of 24 K, IEEE MTT-S International Microwave Symposium Digest
(2017). DOI: 10.1109/MWSYM.2017.8058981 (ITHZS)*
133. K. Hausmair, U. Gustavsson, C. Fager, and T.
Eriksson, Modeling and Linearization of Multi-Antenna Transmitters Using Over-the-Air
Measurements, accepted for presentation at the IEEE International Symposium on
Circuits and Systems, Florence, 2018. DOI: 10.1109/ISCAS.2018.8351266
(ELEMENT)*
132. Johanna Hanning, Vladimir Drakinskiy, Peter
Sobis et al, A Broadband THz Waveguide-to-suspended Stripline Loop-probe
Transition, IEEE MTT-S International Microwave Symposium Digest, p. 1091-1094,
2017. DOI 10.1109/MWSYM.2017.8058785 (ITHZS)*
131. Berhanu Bulcha, Jeffrey Hesler, Vladimir
Drakinskiy et al, Development of 3–5 THz harmonic mixer, 42nd International
Conference on infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2017, DOI:
10.1109/IRMMW-THz.2017.8067104 (ITHZS)
130. Eunjung Cha, Giuseppe Moschetti, Niklas
Wadefalk, Per-Åke Nilsson, Stella Bevilacqua, Arsalan Pourkabirian, Piotr
Starski, and Jan Grahn, Two-finger InP HEMT design for stable cryogenic
operation of ultra-low-noise Ka-band LNAs, IEEE MTT-S International Microwave
Symposium Digest, 4-9 June 2017, pp. 168 – 171, 2017. DOI:
10.1109/MWSYM.2017.8058959 (ITHZS)*
129. J. Schleeh, G. Moschetti, N. Wadefalk, E. Cha,
A. Pourkabirian, G. Alestig, J. Halonen, B. Nilsson, P.Å. Nilsson, and J.
Grahn, “Cryogenic LNAs for SKA Band 2 to 5”, IEEE MTT-S International Microwave
Symposium Digest (2017). (INTHEL)*
128. Y. Tang, N. Wadefalk, J. Kooi, J. Schleeh, G.
Moschetti, P-Å. Nilsson, A. Pourkabirian, E. Cha, S. Tuzi, and J. Grahn,
“Cryogenic W-band LNA for ALMA Band 2+3 with Average Noise Temperature of 24
K”, IEEE MTT-S International Microwave Symposium Digest (2017). (INTHEL)*
127. C. Fager, W. Hallberg, M. Özen, K. Andersson,
K. Buisman, and D. Gustafsson, "Design of Linear and Efficient Power
Amplifiers by Generalization of the Doherty Theory," (Invited), presented
at the IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and
Wireless Applications Phoenix, USA, 2017. (SITRA)*
126. C. Fager, K. Hausmair, K. Buisman, D.
Gustafsson, K. Andersson, and E. Sienkiewicz, "Analysis of Nonlinear
Distortion in Phased Array Transmitters," accepted for presentation at INMMIC,
Graz, Austria, 2017 (SITRA)*
125. S. Gustafsson, M. Thorsell, K. Buisman, C.
Fager, “Vector-corrected Nonlinear Multi-port IQ-mixer Characterization using
Modulated Signals”, 2017 IEEE MTT-S International Microwave Symposium, 2017.
(TOPGaN)
124. M. Hörberg, T. Emanuelsson, P. Ligander, H.
Zirath, D. Kuylenstierna, “An X-band varactor-tuned cavity oscillator”, in IEEE
MTT-S International Microwave Symposium, Digest, 4-9 June, Honolulu, Hawaii,
2017. (GANOSC+)
123. J. Chani Cahuana, P. Landin, C. Fager, and T.
Eriksson, "Digital Predistorter Model Derivation Based on Iterative
Learning Control," Proc. IEEE European Microwave Conference, London, 2016.
(SITRA)*
122. M. Hörberg, D. Kuylenstierna, “A GaN HEMT
X-band Cavity Oscillator with Electronic Gain Control”, in IEEE MTT-S
International Microwave Symposium Digest, 22-27 May, San Francisco, California,
2016. (GANOSC+)
121 E. Cha, G. Moschetti, N. Wadefalk, P-Å
Nilsson, S. Bevilacqua, A. Pourkabirian, P. Starski, and J. Grahn,
"Two-Finger InP HEMT Design for Stable Cryogenic Operation of
Ultra-Low-Noise Ka-Band LNAs", 2017 IEEE MTT-S International Microwave
Symposium, 2017. (INTHEL)*
120. A. Hammar, D. Nyberg, Y. B. Karandikar, P.
Sobis, O. Tropp, P. Forsberg, S. McCallion, A. Emrich, and J. Stake, “THz smooth-walled
spline horn antennas: Design, manufacturing and measurements”, 2016 IEEE
Antennas and Propagation Society International Symposium, APSURSI 2016,
Fajardo, Puerto Rico, 26 June - 1 July 2016. s. 1341-1342, 2016. (INTHEL)*
119. R. Dahlbäck, T. Bryllert, G. Granström, M.
Ferndahl, V. Drakinskiy, and J. Stake, “Compact 340 GHz homodyne transceiver
modules for FMWC imaging radar arrays”, 2016 IEEE MTT-S International Microwave
Symposium (IMS). ISBN/ISSN: 978-1-5090-0698-4, 2016. (INTHEL)*
118. E. Cha, A. Pourkabirian, J. Schleeh, N.
Wadefalk, G. Moschetti, J.P. Starski, G. Alestig, J. Halonen, B. Nilsson, P.Å.
Nilsson, J. Grahn, “Cryogenic low-noise InP HEMTs: A source-drain distance
study”, IEEE International Conference on Indium Phosphide and Related Materials
Conference Proceedings, CSW 2016 (2016). (INTHEL)*
117. J. C. Cahuana, P. N. Landin, C. Fager, and T.
Eriksson, “Digital Predistorter Model Derivation Based on Iterative Learning
Control”, IEEE European Microwave Conference, 2016. (SITRA)*
116. T. N. T. Do, S. Lai, M. Hörberg, H. Zirath, and
D. Kuylenstierna, “A MMIC GaN HEMT Voltage-Controlled-Oscillator with high
tuning linearity and low phase noise”, IEEE Compound Semiconductor Integrated
Circuit Symposium, 2015. (GANOSC+)
115. E. Cha, A. Pourkabirian, J. Schleeh, N.
Wadefalk, G. Moschetti, J. P. Starski, G. Alestig, J. Halonen, B. Nilsson, P.Å.
Nilsson, J. Grahn, InP HEMT With Noise Temperature below 1 K, Swedish Microwave
Days (2016). (INTHEL)*
114. A. Pourkabirian, V. Desmaris, A.
Pavolotskiy, E. Sundin, E. Cha, J. Schleeh, G. Moschetti, N. Wadefalk, J. P.
Starski, G. Alestig, J. Halonen, B. Nilsson, V. Belitsky, P.Å Nilsson, J. Grahn,
Towards High Electron Mobility Transistors with Superconducting Gates, Swedish
Microwave Days (2016). (INTHEL)*
113. A. Prasad, M. Thorsell, K. Yhland, and C.
Fager, “Symmetry based nonlinear model for GaN HEMTs”, 10th European Microwave
Integrated Circuits Conference (EuMIC), 2015, s. 85-88. ISBN/ISSN:
978-287487040-8, 2015. (TopGaN)*
112. J. Schleeh, N. Wadefalk, P.-Å. Nilsson, J.
Grahn, 10 K Room Temperature LNA for SKA Band 1, IEEE MTT-S International
Microwave Symposium Digest (2016). (INTHEL)*
111. P. Sobis, V. Drakinskiy, N. Wadefalk, P-Å.
Nilsson, A. Hammar, D. Nyberg, A. Emrich, H. Zhao, T. Bryllert, A. Y. Tang, J.
Schleeh, J. Grahn, and J. Stake, ” SWI 1200/600 GHz Highly Integrated Receiver
Front-Ends”, 36th ESA Antenna Workshop on Antennas and RF Systems for Space
Science, ESA/ESTEC ,Noordwijk, The Netherlands; 6-9 Oct. 2015 Vol. session
S3.1.2, 2015. (INTHEL)*
110. A. Malko, H. Zhao, V. Drakinskiy, T. Bryllert,
J. Vukusic, P. Sobis, and J. Stake, “Heterogeneous Integration of Terahertz
Diode Circuits”, 2015 Asia-Pacific Microwave Conference, Nanjing, China, 2015.
(INTHEL)
109. M. R. Khanzadi, R. Krishnan, T. Eriksson,
”Receiver Algorithm based on Differential Signaling for SIMO Phase Noise
Channels with Common and Separate Oscillator Configurations”, IEEE GLOBECOM
2015, 2015. (MATE)
108. A. Prasad, C. Fager, M. Thorsell, and K.
Yhland, “Symmetry based Nonlinear Model for GaN FET”, Proc. IEEE European
Microwave Conference, 2015 (TOPGAN)
107. J. Chani Cahuana, C. Fager, and T. Eriksson,
"A New Variant of the Indirect Learning Architecture for the Linearization
of Power Amplifiers," Proc European Microwave Conference (EuMC), pp.
1295-1298, Paris, France, 7-10 Sept.2015. (SITRA)
106. C. Fager, K. Hausmair, T. Eriksson, and K.
Buisman, "Analysis of Thermal Effects in Active Antenna Array Transmitters
Using a Combined EM/Circuit/Thermal Simulation Technique," Proc Workshop
on Integrated Nonlinear Microwave and Millimetre-Wave Circuits (INMMiC),
Taormina, Italy, 2015. (SITRA)
105. M. Pampin-Gonzalez, M. Özen, C. Sanchez-Perez,
J. Chani Cahuana, and C. Fager, "Outphasing Combiner Synthesis from
Transistor Load Pull Data," Proc IEEE MTT-S International Microwave
Symposium Digest, Phoenix, USA, 2015 (SITRA).
104. P.Å. Nilsson, A. Pourkabirian, J. Schleeh, N.
Wadefalk, J. P. Starski, G. Alestig, J. Halonen, B. Nilsson, H.Zirath, and J.
Grahn, “Cryogenic Low Noise Amplifiers in an InP HEMT MMIC Process” Proc.
IEEE Asia Pacific Microwave Conference (APMC) 2015 (Invited), (INTHEL)*
103. J. Mateos, I. Iniguez-de-la-Torre, H. Rodilla,
J. Schleeh, J. Grahn, T. González and, A. J. Minnich, “On the intrinsic limit
for the temperature lowering in cryogenic low-noise InP HEMTs”, 19th
International Conference on Electron Dynamics in Semiconductors,
Optoelectronics and Nanostructures (2015). (INTHEL)
102. M. Hörberg, and D. Kuylenstierna, “Low phase
noise power-efficient MMIC GaN HEMT Oscillator at 15 GHz based on a
Quasi-lumped on-chip resonator”, in IEEE MTT-S International Microwave
Symposium Digest, Phoenix, USA, 2015. (GANOSC+)
101. M. R. Khanzadi, G. Durusi, and T. Eriksson,
“High-SNR Capacity of Multiple-Antenna Phase-Noise Channels with
Common/Separate RF Oscillators”, IEEE International Conference on
Communications (ICC) 2015, (2015) (MATE)
100. Y. B. Karandikar, A. Hammar, P. Forsberg, A.
Emrich, and J. Stake, “A 874 GHz Mixer Block Integrated Spline Horn and Lens
Antenna for the ISMAR Instrument”, 9th European Conference on Antennas and
Propagation, Lisbon, Portugal, 12-17 April, 2015. (INTHEL)*
99. V. Drakinskiy, P. Sobis, H. Zhao, A. Malko,
T. Bryllert, and J. Stake, “Status and Progress of Schottky Technology
Development for SWI and ISMAR”, the 26th International Symposium on Space
Terahertz Technology, Cambridge, MA, 16-18 March, p. P-6., 2015. (INTHEL)*
98. P.-Å. Nilsson, J. Schleeh, N. Wadefalk, J. P.
Starski, H. Rodilla, G. Alestig, J. Halonen, B. Nilsson, and J. Grahn, "An
InP HEMT MMIC Process Optimized for Low Noise at Cryogenic temperature,"
ESA Workshop on Micro and Millimetre Wave Technology and Techniques, Estec, the
Netherlands, 2014. (SPACETHZ)*
97. P. Sobis, V. Drakinskiy, N. Wadefalk, Y.
Karandikhar, A. Hammar, A. Emrich, H. Zhao, T. Bryllert, A.-Y. Tang, P.-Å.
Nilsson, J. Schleeh, H. Kim, K. Jacob, A. Murk, J. Grahn, and J. Stake,
"Low noise GaAs Schottky TMIC and InP HEMT MMIC based Receivers for the
ISMAR and SWI Instruments," ESA Workshop on Micro and Millimetre Wave Technology
and Techniques, Estec, the Netherlands, 2014. (SPACETHZ)*
96. J. Schleeh, J. Mateos, N. Wadefalk, J. Grahn,
and A. Minnich, “Ballistic phonon transport in cryogenic InP transistors”, 11th
AIAA/ASME Joint Thermophysics and Heat Transfer Conference, AIAA Aviation and
Aeronautics Forum and Exposition, 2014. (SPACETHZ)*
95 P. N. Landin, and U. Gustavsson,
“Distortion mitigation in RF transmitters with cascaded nonlinear and efficient
power amplifiers”, 2014 IEEE 15th Annual IEEE Wireless and Microwave Technology
Conference, WAMICON, Tampa, FL, USA, June 2014. (EMIT)*
94. Hammar, Y. B. Karandikar, P. Forsberg, A.
Emrich, and J. Stake, “A 340 GHz High Gaussicity Smooth Spline Horn Antenna for
the STEAMR Instrument”, 2014 IEEE International Symposium on Antennas and
Propagation and USNC-URSI Radio Science Meeting, Memphis, TN, USA, pp. 649-650,
July, 2014. (SPACETHZ)*
93 J. C. Cahuana, P. Landin, D. Gustafsson,
C. Fager, and T. Eriksson, “Linearization of dual input Doherty power
amplifiers”, International Workshop on Integrated Nonlinear Microwave and
Millimetre-Wave Circuits, INMMiC, Leuven, April 2014. (EMIT)
92. W. Hallberg, D. Gustafsson, C. M. Andersson,
D. Kuylenstierna, and C. Fager, "A Class-J Power Amplifier with
Varactor-based Dynamic Load Modulation Across a Large Bandwidth," accepted
IEEE International Microwave Symposium, 2015. (EMIT)
91. M. Pampin-Gonzalez, M. Özen, C.
Sanchez-Perez, J. Chani Cahuana, and C. Fager, "Outphasing Combiner
Synthesis from Transistor Load Pull Data," accepted IEEE International
Microwave Symposium, 2015. (EMIT)
90. P. Å. Nilsson, J. Schleeh, N. Wadefalk, J. P.
Starski, G. Alestig, J. Halonen, B. Nilsson, H. Zirath, and J. Grahn. “An InP
MMIC Process Optimized for Low Noise at Cryo”, Compound Semiconductor Integrated
Circuit Symposium, 2014 (accepted) (SPACETHZ)*
89. A. Prasad, C. Fager, M. Thorsell, C. M.
Andersson, and K. Yland, “Symmetrical Modeling of GaN HEMTs,” Compound
Semiconductor Integrated Circuit Symposium, 2014 (accepted) (ACC)*
88. M. Hörberg, Lai Szhau, Thanh Ngoc Thi Do, and
Dan Kuylenstierna ”Phase noise analysis of a tuned-input/tuned-output
oscillator based on a GaN HEMT device”, Proc. IEEE European Microwave
Conference (EUMC) 2014, Accepted for presentation (GANOSC)*
87. Thanh Ngoc Thi Do, Mikael Hörberg, Szhau Lai
and D. Kuylenstierna ”Low Frequency Noise Measurement-A Technology Benchmark
with Target on Oscillator Applications”, IEEE European Microwave Integrated
Circuits Conference (EUMIC) 2014, Accepted for presentation (GANOSC)*
86. P. Landin, A. Mayer, and T. Eriksson, “MILA –
A Noise Mitigation Technique for RF Power Amplifier Linearization,”
International Multi-Conference on Systems, Signals & Devices, Barcelona,
Spain, February 2014. (EMIT)
85. C. Fager, X. Bland, K. Hausmair, J. Chani
Cahuana, and T. Eriksson, "Prediction of Smart Antenna Transmitter
Characteristics Using a New Behavioral Modeling Approach," IEEE
International Microwave Symposium (IMS2014), Tampa, FL, June 2014. (EMIT)
84. M. Özen, M. Acar, M. P. Van der Heijden, M.
Apostolidouy, D. M. W. Leenaertsy, R. Jos, and C. Fager, "Wideband and
Efficient Watt-level SiGe BiCMOS Switching Mode Power Amplifier Using
Continuous Class-E Modes Theory," IEEE Radio Frequency Integrated Circuit
Symposium (RFIC2014), Tampa, FL, USA, June 2014. (EMIT)*
83. M. Özen and C. Fager, "Symmetrical
Doherty Amplifier with High Efficiency over Large Output Power Dynamic
Range," IEEE International Microwave Symposium (IMS2014), Tampa, FL, June
2014. (EMIT)
82. T. Eriksson and C. Fager, "Digital
predistortion of concurrent multiband communication systems," Proc. 2014
IEEE International Conference on Acoustics, Speech, and Signal Processing
(ICASSP), Florence, Italy, May 2014. (EMIT)
81. J. Chani Cahuana, P. Landin, D. Gustafsson,
C. Fager, and T. Eriksson, "Linearization of Dual-Input Doherty Power
Amplifiers," Proc. 2014 Workshop on Integrated Nonlinear Microwave and
Millimetre-Wave Circuits (INMMIC2014), Leuven, Belgium, April 2014. (EMIT)
80. J. Stenarson, “HFTools - An open source
python package for microwave engineering”, 83rd ARFTG Microwave Measurement
Conference, 2014 (ACC)
79. P. Neumaier, H. Richter, H.-W. Hübers, J.
Stake, H. Zhao, A.-Y. Tang, V. Drakinskiy, P. Sobis, T. Pellikka, A. Emrich, A.
Hülsmann, I. Kallfass, A. Tessmann, A. Leuther, T. Bryllert, T. Johansen, J.
Hanning, L. Yan, and V. Krozer, "Performance of a compact 557-GHz
heterodyne receiver front-end," 24th International Symposium on Space
Terahertz Technology Groningen, The Netherlands, 2013. (SPACETHZ)*
78. P. Neumaier, H. Richter, H.-W. Hübers, J.
Stake, H. Zhao, A.-Y. Tang, et al., "Molecular spectroscopy with a compact
557 GHz heterodyne receiver" 38th International Conference on Infrared,
Millimeter and Terahertz Waves, Mainz on the Rhine, Germany, 2013. (SPACETHZ)*
77. P. Wright, and M. Thorsell, “A Novel
Characterisation Technique of Drain-Lag Transients Between Trap States in GaN
HEMTs Under RF Operation,” IEEE Compound Semiconductor IC Symposium, 2013.
(ACC)
76. S. Gustafsson, M. Thorsell, and C. Fager, “A
Novel Active Load-pull System with Multi-Band Capabilities”, 81st ARFTG
Microwave Measurement Conference, 2013. (ACC)
75. C. M. Andersson, M. Özen, D. Gustafsson, K.
Yamanaka, E. Kuwata, H. Otsuka, M. Nakayama, Y. Hirano, I. Angelov, C. Fager,
N. Rorsman, “A Packaged 86 W GaN Transmitter with SiC Varactor-based Dynamic
Load Modulation,” European Microwave Conference, 2013. (ACC)
74. S. Lai, D. Kuylenstierna, R. Kozhuharov, B.
Hansson, and H. Zirath, "An LC VCO for High Power Millimeter-Wave signal
generation," IEEE Compound Semiconductor Integrated Circuit Symposium
(CSICS), 2013. (GANOSC)
73. V. Drakinskiy, P. Sobis, H. Zhao, T.
Bryllert, and J. Stake, "Terahertz GaAs Schottky diode mixer and
multiplier MICs based on e-beam technology," presented at the 25th
International Conference on Indium Phosphide and Related Materials, IPRM 2011,
Kobe, Japan, 2013. (SPACETHZ)
72. J. Hanning, J. Stenarson, K. Yhland, P.
Sobis, T. Bryllert, and J. Stake, “Single Flange 2-port Design For THz
Integrated Circuit S-parameter Characterization,” 38th International Conference
on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, 2013. (SPACETHZ)
71. P. Sobis, V. Drakinskiy, A. Emrich, H. Zhao,
T. Bryllert, A-Y. Tang, J. Hanning, and J. Stake, “300 GHz to 1.2 THz GaAs
Schottky membrane TMIC’s for next generation space missions,” 24th
International Symposium on Space Terahertz Techniques (ISSTT), Groningen, The
Netherlands, 2013. (SPACETHZ)
70. J. Schleeh, H. Rodilla, N. Wadefalk, P.Å.
Nilsson, and J. Grahn, “Cryogenic Ultra-Low Noise Amplification – InP PHEMT vs.
GaAs MHEMT,” IEEE International Conference on Indium Phosphide and Related
Materials Conference Proceedings, 2013. (SPACETHZ)
69. P. Å. Nilsson, H. Rodilla, J. Schleeh, N.
Wadefalk, and J. Grahn,” Influence of gate-channel distance in low-noise InP
HEMTs,” IEEE International Conference on Indium Phosphide and Related Materials
Conference Proceedings, 2013. (SPACETHZ)
68. D. Gustafsson, C. M. Andersson, R. Hellberg,
and C. Fager, "A 44 dBm 1.0-3.0 GHz GaN Power Amplifier with over 45% PAE
at 6 dB back-off," Proc IEEE International Microwave Symposium, Seattle,
pp. 1-3, 2013. (EMIT)*
67. M. R. Khanzadi, A. Panahi, D. Kuylenstierna,
and T. Eriksson, “A model-based analysis of phase jitter in RF oscillators,”
Proceedings - 66th IEEE International Frequency Control Symposium, IFCS 2012,
Baltimore, 21-24 May 2012. pp. 508-511, 2012. (GANOSC)
66. J. Moon, P. Saad, J. Son, and C. Fager, “2-D
Enhanced Hammerstein Behavior Model for Concurrent Dual-Band Power Amplifier,”
European Microwave Integrated Circuits Conference, 2012. (EMIT)
65. H. Rodilla, J. Schleeh, P-Å.
Nilsson, and J. Grahn,
“Optimized InP HEMTs for low noise at cryogenic temperatures,” 24th
International Conference on Indium Phosphide & Related Materials (IPRM),
2012. (SPACETHZ)
64. P. Saad, L. Piazzon, P. Colantonio, J. Moon,
F. Giannini, K. Andersson, B. Kim, and C. Fager, “Multi-band/Multi-mode and
Efficient Transmitter Based on a Doherty Power Amplifier,” Proc. European
Microwave Conference, Amsterdam, pp. 1031-1034, 2012. (EMIT)
63. J. Schleeh, N. Wadefalk, P-Å. Nilsson, J. P.
Starski, G. Alestig, J. Halonen, B. Nilsson, A. Malmros, H. Zirath, and J.
Grahn, “Cryogenic 0.5-13 GHz low noise amplifier with 3 K mid-band noise
temperature,” 2012 IEEE MTT-S International Microwave Symposium, IMS 2012,
Montreal, 17-22 June, 2012. (SPACETHZ)
62. M. Thorsell, and K. Andersson, “A new
baseband measurement system for characterization of memory effects in nonlinear
microwave devices,” 79th ARFTG Microwave Measurement Conference, Montreal, QC:
22 June through 22 June, 2012. (ACC)
61. J. Stake, T. Bryllert, R. Dahlbäck, V.
Drakinskiy, J. Hanning, A. Malko, A.Y. Tang, J. Vukusic, H. Zhao, and P. Sobis,
”Integrated terahertz electronics for imaging and sensing,” 19th International
Conference on Microwaves, Radar and Wireless Communications, MIKON 2012,
Warsaw, 21-23 May, pp. 122-123, 2012. (SPACETHZ)*
60. A. S. Tehrani, T. Eriksson, and C. Fager, “Modeling
of Long Term Memory Effects in RF Power Amplifiers with Dynamic Parameters,”
2012 IEEE MTT-S International Microwave Symposium, IMS 2012, Montreal, 17-22
June, 2012. (EMIT)
59. S.-H. Lai, M. Bao, D. Kuylenstierna, and H.
Zirath, “A method to lower VCO phase noise by using HBT darlington pair,”2012
IEEE MTT-S International Microwave Symposium, IMS 2012, Montreal, 17-22 June
2012. (GANOSC)*
58. P. Chehrenegar, M. Abbasi, J. Grahn, and K.
Andersson, “Highly linear 1-3 GHz GaN HEMT low-noise amplifier,” 2012 IEEE
MTT-S International Microwave Symposium, IMS 2012, Montreal, 17-22 June 2012.
(EXPO)*
57. I. Angelov, M. Thorsell, K. Andersson, N.
Rorsman, E. Kuwata, H. Ohtsuka, and K. Yamanaka, “On the large-signal modeling
of High Power AlGaN/GaN HEMTs,” 2012 IEEE MTT-S International Microwave
Symposium, IMS 2012, Montreal, 17-22 June, 2012. (ACC)*
56. J. Stenarson, K. Yhland, T. Do, H. Zhao, P.
Sobis, and J. Stake, "Influence of waveguide width errors on TRL and LRL
calibrations," 79th ARFTG Microwave Measurement Conference, Montreal,
2012. (SPACETHZ)*
55. H. Zhao, V. Drakinskiy, P. Sobis, J. Hanning,
T. Bryllert, A.-Y. Tang, and J. Stake, "Development of a 557 GHz GaAs
monolithic membrane-diode mixer,"24th International Conference on Indium
Phosphide and Related Materials, Santa Barbara, CA, USA, 2012. (SPACETHZ)*
54. A.-Y. Tang, T. Bryllert, and J. Stake,
"Geometry Optimization of THz Sub-Harmonic Schottky Mixer Diodes,"
37th International Conference on Infrared, Millimeter and Terahertz Waves,
Wollongong, Australia, 2012. (SPACETHZ)
53. D. Kuylenstierna, S. Lai, H. Zirath,” Low
phase noise MMIC oscillators in GaN HEMT technology,” Proc. 6th Space Agency
–MOD workshop on wide bandgap semiconductors and components, October 8-9, 2012.
(GANOSC)
52. M. Özen, C. M. Andersson, T. Eriksson, M.
Acar, and R. Jos, "Linearization study of a highly efficient CMOS-GaN RF
Pulse Width Modulation Based Transmitter," Proc. European Microwave
Symposium, Amsterdam, Oct. 28-Nov. 2, 2012. (EMIT)*
51. J. Stenarson, K. Yhland, T. N. T. Do, H.
Zhao, P. Sobis, and J. Stake, “Influence of waveguide width errors on TRL and
LRL calibrations,” 79th ARFTG Microwave Measurement Conference, June, 2012.
(THZ+)*
50. P. Chehrenegar, O. Axelsson, J. Grahn, N.
Rorsman, J. G. Felbinger, and K. Andersson, "Design and characterization
of a highly linear 3 GHz GaN HEMT amplifier," Proc. Workshop on Integrated
Nonlinear Microwave and Millimetre-Wave Circuits, pp. 1-4, 2011. (EXPO)*
49. P. Saad, P. Colantonio, J. Moon, L. Piazzon,
F. Giannini, K. Andersson, B. Kim, C. Fager, "Concurrent Dual-Band
GaN-HEMT Power Amplifier at 1.8 GHz and 2.4 GHz," Accepted for
presentation at 13th annual IEEE Wireless and Microwave Technology Conference
(WAMICON), April 2012 (EXPO).
48. A. Soltani Tehrani, C. Fager, and T.
Eriksson, "Modeling of Long Term Memory Effects in RF Power Amplifiers
with Dynamic Parameters," IEEE International Microwave Symposium,
Montreal, June 2012. (DIGIPA)
47. H. Cao, J. Qureshi, T. Eriksson, C. Fager,
and L. de Vreede, "Digital predistortion for dual-input Doherty
amplifiers," Proc. 2012 IEEE Topical Conference on Power Amplifiers for
Wireless and Radio Applications (PAWR), Santa Clara, pp. 45-48, 2012. (DIGIPA)
46. V. Vassilev, N. Wadefalk, M. Abbasi, R.
Kozhuharov, H. Zirath, S.E. Gunnarsson, T. Pellikka, A. Emrich, I. Kallfass,
and A. Leuther, “Integrated Front-ends up to 200 GHz”, IEEE MTT-S on Millimeter
Wave Integration Technologies, Sitges, Sep. 2011. (THZ+)*
45. H. Zhao, T.N.T. Do, P. Sobis, A-Y.
Tang, K. Yhland, J. Stenarson, and J. Stake, “Characterization of thin film
resistors and capacitors integrated on GaAs membranes for submillimeter wave
circuit applications,” IPRM 2011 - 23th International Conference on Indium
Phosphide and Related Materials, p. 161-164 Berlin, May 2011. (THZ+)*
44. K. Andersson, M. Thorsell, G. Pailloncy, and
F. Verbeyst, “Large-signal waveform acquisition of pulsed signals,” European
Microwave Conference, 10-13 October, 2011. (EXPO)
43. M. Thorsell, K. Andersson, G. Pailloncy, and
Y. Rolain, “Using the Best Linear Approximation to Model the Nonlinear Behavior
of Supply Modulated Amplifiers”, European Microwave Integrated Circuits
Conference, Manchester, 10-11 October, 2011. (EXPO)
42. M. Özen, C. Andersson, M. Thorsell, K.
Andersson, N. Rorsman, C. Fager, M. Acar, M. Heijden, and R. Jos, "High
Efficiency RF PulseWidth Modulation with Tunable Load Network Class-E PA,"
Proc IEEE Wireless and Microwave Technology Conference (WAMICON), Clearwater,
FL, 2011. (DIGIPA)*
41. P. Saad, H. M. Nemati, K. Andersson, and C.
Fager, "Highly Efficient GaN-HEMT Power Amplifiers at 3.5 GHz and 5.5
GHz," Proc IEEE Wireless and Microwave Technology Conference (WAMICON),
Clearwater, FL, 2011. (EXPO)
40. H. Cao, T. Khan, A. Soltani Tehrani, T.
Eriksson, and C. Fager, "Comparison of Bandwidth Reduction Schemes in
Dynamic Load Modulation Power Amplifier Architectures," Proc. Workshop on
Integrated Nonlinear Microwave and Millimetre-Wave Circuits (INMMiC), Vienna,
2011. (DIGIPA)
39. S. Lai, D. Kuylenstierna, I. Angelov, K.
Eriksson, V. Vassilev, R. Kozhuharov, and H. Zirath, "A varactor model
including avalanche noise source for VCOs phase noise simulation," 2011
41st European Microwave Conference (EuMC), pp.591-594, 2011. (INTOSC)
38. S. Lai, D. Kuylenstierna, I. Angelov, B.
Hansson, R. Kozhuharov, and H. Zirath, ”Gm-boosted balanced Colpitts compared
to conventional balanced Colpitts and cross-coupled VCOs in InGaP HBT
technology”, Proc. IEEE Asia Pacific Microwave Conference (APMC) 2010,
pp. 386-389, 2010. (INTOSC)
37. L. H. Hsu, D. Kuylenstierna, H. Zirath, E. Y.
Chang, and C. T. Wang, “Flip-Chip Assembled 7 GHz Ultra-Low Phase-Noise InGaP
HBT Oscillator,” Proc. CS Mantech, Portland, Oregon, USA, May 2010. (INTOSC)
36. H. Zhao, A-Y. Tang, P. Sobis, V. Drakinskiy,
T. Bryllert, and J. Stake, “Characterization of GaAs membrane circuits for THz
heterodyne receiver applications,” 21st International Symposium on Space
Terahertz Technology, Oxford, UK, March 2010. (THZ+)*
35. P. J. Sobis, A. Emrich, and J. Stake, “A 340
GHz 2SB Schottky Receiver for the STEAMR Limb Sounder,” 35th International
Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), Rome,
September 2010. (THZ+)*
34. A-Y. Tang, P. Sobis, H. Zhao, V. Drakinskiy,
T. Bryllert, and J. Stake, “Analysis of the High Frequency Spreading Resistance
for Surface Channel Planar Schottky Diodes,” 35th International Conference on
Infrared, Millimeter and Terahertz Waves, Rome, September, 2010. (THZ+)*
33. J. Stake; T. Bryllert, P. Sobis, A-Y. Tang;
H. Zhao; J. Vukusic, A. Malko, V. Drakinskiy, A.Ø. Olsen, and A. Emrich,
“Development of integrated submillimeter wave diodes for sources and
detectors,” Microwave Integrated Circuits Conference (EuMIC), pp. 226-229,
Paris, September 2010. (THZ+)*
32. A-Y. Tang, P. Sobis, V. Drakinsky, H. Zhao
and J. Stake, “Parameter Extraction and Geometry Optimisation of Planar
Schottky Diodes,” 21st International Symposium on Space Terahertz Technology,
Oxford UK, March 2010. (THZ+)*
31. H. Zhao, A-Y. Tang, P. Sobis, T. Bryllert, K.
Yhland, J. Stenarson, and J. Stake, “VNA-Calibration and S-Parameter
Characterization of Submillimeter Wave Integrated Membrane Circuits,” 35th
International Conference on Infrared Millimeter and Terahertz Waves, Rome,
September 2010. (THZ+)*
30. V. Vassilev, N. Wadefalk, R. Kozhuharov, M.
Abbasi, H. Zirath, T. Pellikka, A. Emrich, I. Kallfass, and A. Leuther,
“MMIC-based receivers for mm-wave radiometry,” IRMMW-THz 2010 - 35th
International Conference on Infrared, Millimeter, and Terahertz Waves, Rome,
September 2010. (THZ+)*
29. S. Yousefi, T. Eriksson, and D.
Kuylenstierna, “A Novel Model for Simulation of RF Oscillator Phase Noise,”
Proc. IEEE Radio and Wireless symposium (RWS), pp. 428– 431, New Orleans, LA,
Jan 2010. (INTOSC)
28. A. Soltani Tehrani, H. Cao, C. Fager, and T.
Eriksson, "Complexity Analysis of Power Amplifier Behavioral Models,"
Proc. Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits,
Göteborg, pp. 102-105, 2010. (DIGIPA)
27. H. M. Nemati, A. Clarke, S. Cripps, J.
Benedikt, P. Tasker, C. Fager, J. Grahn, and H. Zirath, "Investigation of
Loss Mechanisms of a GaN Transistor for Load-Modulation Techniques Using
Intrinsic Waveform Measurements," Proc. IEEE International Microwave
Symposium, Anaheim, pp. 509-512, 2010. (DIGIPA)
26. C. Fager, H. Cao, T. Eriksson, R. Jos, H. M.
Nemati, A. Soltani Tehrani, and H. Zirath, "High Efficiency Transmitter
Using Varactor Based Dynamic Load Modulation," Proc. IEEE International
Microwave Workshop Series on "RF Front-ends for Software Defined and
Cognitive Radio Solutions", pp. 1-4, 2010. (DIGIPA)*
25. T. Eriksson, A. Soltani Tehrani, H. Cao, and
C. Fager, "Low-complexity Volterra Modeling of Power Amplifiers,"
Proc. Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits,
Göteborg, pp. 136-139, 2010. (DIGIPA)
24. P. Singerl, C. Fager, Z. Wang, and C.
Schuberth, "A highly efficient 1-GHz, 15-W power amplifier design based on
a 50-V LDMOS transistor," IEEE MTT-S International Microwave Symposium
Digest, pp. 1102-1105, Anaheim, 23 -28 May 2010.(DIGIPA)*
23. D. R. Parveg, P. Singerl, A. Wiesbauer, H. M.
Nemati, and C. Fager, "A broadband, efficient, overdriven class-J RF power
amplifier for burst mode operation," 2010 European Microwave Conference, p
424-427, January 2010. (DIGIPA).*
22. C. Fager, H. Cao, T. Eriksson, R. Jos, H. M.
Nemati, A. S. Tehrani, and H. Zirath, "High Efficiency Transmitter Using
Varactor Based Dynamic Load Modulation," Proc. IEEE International
Microwave Workshop Series on "RF Front-ends for Software Defined and
Cognitive Radio Solutions," pp. 1-4, 2010. (DIGIPA)*
21. T. Eriksson, A. S. Tehrani, H. Cao, and C.
Fager, "Low-complexity Volterra Modeling of Power Amplifiers," Proc.
Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits,
Göteborg, pp. 136-139, 2010. (DIGIPA)
20. K. Yhland, J. Stenarson, and K. Andersson, “A
tuneable probe for noncontacting microwave measurements,” European Microwave
Conference, pp. 775-778, Paris, 28-30 September 2010. (EXPO)
19. H. M. Nemati, J. Grahn, and C. Fager,
"Band-reconfigurable LDMOS power amplifier," 2010 European Microwave
Conference, pp. 978-981, Paris, 28-30 September 2010. (EXPO)
18. R. Kozhuharov, D. Kuylenstierna, and H.
Zirath,”24 GHz InGaP-GaAs HBT Push-Push VCO with broadband tuning range,” Proc.
4th IEEE European Microwave Integrated Circuits Conference (EUMIC), pp.
242-245, Rome, Italy, 2009. (INTOSC)
17. P. Saad, H.M. Nemati, M. Thorsell, K.
Andersson and C. Fager, “An inverse class-F GaN HEMT power amplifier 78% PAE at
3.5 GHz,” European Microwave Conference, pp. 496-499, 29, Rome, 29 September –
1 October, 2009. (EXPO)
16. M. Abbasi, R. Kozhuharov, C. Kärnfelt, I.
Angelov, H. Zirath, I. Kallfass, and A. Leuther, “A Broadband 60-to-120 GHz
Single-Chip MMIC Multiplier Chain,” Microwave Symposium Digest, 2009. MTT '09.
IEEE MTT-S International, pp. 441 – 444, Boston, June 2009. (THZ+)
15. H. Cao, A. S. Tehrani, H. M. Nemati, C.
Fager, T. Eriksson, and H. Zirath, "Time Alignment in a Dynamic Load
Modulation Transmitter Architecture," Proc. IEEE European Microwave
Conference, Rome, pp. 1211 - 1214, 2009. (DIGIPA).
14. C. Fager, H. M. Nemati, U. Gustavsson, R.
Jos, and H. Zirath, "Evaluation of high efficiency PAs for use in supply-
and load-modulation transmitters," in IEEE Topical Symposium on Power
Amplifiers for Wireless Communications, San Diego, 2009. (DIGIPA).*
13. U. Gustavsson, T. Eriksson, and C. Fager,
"A General Method for Passband Quantization Noise Suppression in Pulsed
Transmitter Architectures," Proc. IEEE International Microwave Symposium,
pp. 1529 - 1532, 2009. (DIGIPA)*
12. H. Cao, A. Soltani Tehrani, C. Fager, T.
Eriksson, and H. Zirath, "Dual-Input Nonlinear Modeling for I/Q Modulator
Distortion Compensation," Proc. IEEE Radio and Wireless Conference, pp.
39-42, 2009. (DIGIPA)
11. A. Soltani Tehrani, H. Cao, H. M. Nemati, T.
Eriksson, and C. Fager, "Dynamic Load Modulation of High Power Amplifiers
with Varactor-Based Matching Networks," Proc. IEEE International Microwave
Symposium, Boston, pp. 1537-1540, 2009. (SMPA)
10. M. Thorsell, K. Andersson, and C. Fager,
“Characterization Setup for Device Level Dynamic Load Modulation Measurements,”
IEEE MTT-S International Microwave Symposium, pp. 1197-1120, Boston, 2009.
(WIDEBAND)
9. H. M. Nemati, C. Fager, U. Gustavsson, and
H. Zirath, "An Efficiency Optimized Controlling Scheme for Dynamic Load
Modulation of Power Amplifiers," Proc. 38th European Microwave Conference,
Amsterdam, pp. 583-586, 2008. (SMPA).*
8. D. Kuylenstierna, H. Zirath, R. Kozhuarov,
M. Bao, T. C. Tsai, Low phase noise MMIC oscillators in InGaP HBT technology,
IEEE, Proc. IEEE Asia Pacific Microwave Conference (APMC), Hong-Kong, 2008.
(FREQ)*
7. H. M. Nemati, C. Fager, U. Gustavsson, R.
Jos, and H. Zirath, "Characterization of Switch Mode LDMOS and GaN Power
Amplifiers for Optimal Use in Polar Transmitter Architectures," Proc. IEEE
International Microwave Symposium, Atlanta, pp. 1505-1508, 2008. (SMPA)*
6. A. Soltani Tehrani, H. Cao, T. Eriksson,
and C. Fager, "Orthonormal-basis power amplifier model reduction,"
Proc. Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits,
pp. 39-42, 2008. (DIGIPA)
5. H. Cao, A. S. Tehrani, C. Fager, T.
Eriksson, and H. Zirath, "Compensation of transmitter distortion using a
nonlinear modeling approach," Proc. Workshop on Integrated Nonlinear
Microwave and Millimetre-Wave Circuits, pp. 131-134, 2008. (SMPA)
4. M. Thorsell, K. Andersson, M. Fagerlind,
M. Südow, P.-A. Nilsson and N. Rorsman, “Characterization of the temperature
dependent access resistances in AlGaN/GaN HEMTs,” Workshop on Integrated
Nonlinear Microwave and Millimetre-Wave Circuits (INMMIC), pp. 17-20, Malaga,
2008. (WIDEBAND)
3. M. Thorsell, K. Andersson, M. Fagerlind,
M. Südow, P.-A. Nilsson and N. Rorsman, “Thermal characterization of the intrinsic
noise parameters for AlGaN/GaN HEMTs,” IEEE MTT-S International, Microwave
Symposium Digest, pp. 463-466, 15-20 June, Atlanta, 2008. (WIDEBAND)
2. C. Fager, U. Gustavsson, H. Nemati, and H.
Zirath, “High Efficiency Modulation of Switched Mode LDMOS Power Amplifiers,”
Proc. 12th International Symposium on Microwave and Optical Technology, Rome,
Dec. 2007. (SMPA)*
1. H. Zirath, “Low phase-noise balanced
Colpitt InGaP-GaAs HBT VCOs with wide frequency tuning range and small VCO-gain
variation,” Proc. IEEE Asia Pacific Microwave Conference (APMC), pp. 1861-1864,
2007. (FREQ)