[Contribution to a book, Contribution to a conference proceedings]
Improvement on extracting the static nonlinear behaviours of transmitters with precise delay estimation by increasing sampling frequency
In: GeMiC 2014 : German Microwave Conference 2014, March 10 - 12, 2014, Aachen, Germany / Informationstechnische Gesellschaft im VDE (ITG), 264-267, 2014

Guan, Junqing (Corresponding author)
Nghiem, Xuan Anh (Corresponding author)
Negra, Renato (Corresponding author)

[Contribution to a book, Contribution to a conference proceedings]
Design and Implementation of an electrical interface for optical modulators using CPW´s
In: GeMiC 2014 : German Microwave Conference 2014, March 10 - 12, 2014, Aachen, Germany / Informationstechnische Gesellschaft im VDE (ITG), 58, 4 S., 2014

Tarar, Mohsin Mumtaz
Giesecke, Anna Lena
Prinzen, Andreas
Waldow, Michael
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
High Dynamic Range and Sensitivity Six-port Receiver using Reactive Matching Technique
In: 2014 IEEE Radio and Wireless Symposium (RWS 2014) : Newport Beach, California, USA, 19 - 23 [i.e. 20 - 22] January 2014 ; [part of the 2014 IEEE Radio Wireless Week (RWW)], MO2D-3, 19-21, 2014
[DOI: 10.1109/RWS.2014.6830108]

Qayyum, Saad
Wei, Muh-Dey
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Novel Tri-Band RF rectifier design for wireless energy harvesting
In: GeMiC 2014 : German Microwave Conference 2014, March 10 - 12, 2014, Aachen, Germany / Informationstechnische Gesellschaft im VDE (ITG), 151-153, 2014
[DOI: 10.1109/GeMic.2014.6490219]

Wang, Defu
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
2.4 GHz / 3.5 GHz dual-band wide-tuning-range quadrature VCO using harmonic-injection coupling technique
In: 2014 IEEE 14th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems : (SiRF), 19-23 January 2014 , Newport Beach, Calif., 107-109, 2014
[DOI: 10.1109/SiRF.2014.6828510]

Wei, Muh-Dey
Chang, Sheng-Fuh
Zhang, Ye
Yang, Yung-Jhih
Negra, Renato

[Journal Article]
Investigation of Sub-Milliwatt Current-Reuse VCOs With Mono-Spontaneous Transconductance Match Technique
In: IEEE transactions on microwave theory and techniques : MTT, 62 (2), 332-340, 2014
[DOI: 10.1109/TMTT.2013.2294604]

Wei, Muh-Dey (Corresponding author)
Chang, Sheng-Fuh (Corresponding author)
Huang, Shih-Wei (Corresponding author)
Yang, Yung-Jhih (Corresponding author)
Negra, Renato (Corresponding author)

[Contribution to a book, Contribution to a conference proceedings]
Novel design of a 10 dB back-off broadband sequential Doherty power amplifier for wireless applications
In: 2014 IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications (PAWR) : Newport Beach, Calif., 19-23 Jan. 2014, 22-24, 2014
[DOI: 10.1109/PAWR.2014.6825735]

Nghiem, Xuan Anh (Corresponding author)
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Reconstruction Filter suitable for Lowpass Delta-Sigma RF Transmitters
In: 2013 IEEE Topical Conference on Wireless Sensors and Sensor Networks (WiSNet) : [20-23 Jan. 2013, Austin, TX], 151-153, 2013
[DOI: 10.1109/WiSNet.2013.6488653]

Wang, Defu
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
RF model of a back-gated graphene field effect transistor
In: 2012 Asia Pacific Microwave Conference proceedings (APMC 2012) : Kaohsiung, Taiwan, 4 - 7 December 2012 / IEEE. - 2, 753-755, 2012
[DOI: 10.1109/APMC.2012.6421724]

Nghiem, Xuan Anh
Terrés, Bernat
Stampfer, Christoph
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Efficient amplification of signals with high PAPR using a novel multilevel LINC transmitter architecture
In: 2012 42nd European Microwave Conference (EuMC 2012) : Amsterdam, Netherlands, 29 October - 1 November 2012 ; [part of the 15th European Microwave Week (EuMW 2012)] / [co-sponsored by: EuMA, European Microwave Association; IEEE; MTT-S], 655-658, 2012

Aref, Ahmed Farouk
Askar, AbdElRahman
Nafe, Ahmed A.
Tarar, Mohsin M.
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
A 3.3 GHz class-E power amplifier with 77% PAE utilising GaN HEMT technology
In: New Circuits and Systems Conference (NEWCAS), 2012 IEEE 10th International : Date 17-20 June 2012 ; [Montral, Canada], 397-400, 2012

Werner, Sergej
Kalim, Danish
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Dual-band 1.7 GHz/2.5 GHz class-E power amplifier in 130 nm CMOS technology
In: New Circuits and Systems Conference (NEWCAS), 2012 IEEE 10th International : Date 17-20 June 2012 ; [Montral, Canada], 473-476, 2012
[DOI: 10.1109/NEWCAS.2012.6329059]

Kalim, Danish
Fatemi, Adel
Negra, Renato

[Journal Article]
Analytical method for optimal design of RF dual-band rat-race couplers for arbitrary frequency ratios
In: International Journal of RF and Microwave Computer-Aided Engineering, 22 (6), 690-700, 2012
[DOI: 10.1002/mmce.20648]

Aflaki, Pouya
Ghannouchi, Fadhel M.
Negra, Renato

[Journal Article]
A Fully Integrated Adaptive Multiband Multimode Switching-Mode CMOS Power Amplifier
In: IEEE transactions on microwave theory and techniques : MTT, 60 (8), 2549-2561, 2012
[DOI: 10.1109/TMTT.2012.2201746]

Aref, Ahmed Farouk
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Asymmetric doherty power amplifier at 2.2 ghz with 8.2 db output power back-off
In: GeMiC 2012: The 7th German Microwave Conference was held at Ilmenau University of Technology, Germany, from March 12 until 14, 2012, 4 S., 2012

Tarar, Mohsin Mumtaz
Kalim, Danish
Negra, Renato

[Contribution to a conference proceedings]
Implementation of an RF-DAC based Multistandard Transmitter System
In: EMEA 2010 : Proceedings on CDNLive! ; EMEA by Cadence Design Systems ; 'Go beyond your imagination' ; 4-6 May, Munich, Germany / publ. in assoc. with ecsi, electronic chips and systems design initiative, 7 S., 2011

Mohr, Bastian
Zimmermann, Niklas
Wang, Yifan
Heinen, Stefan
Thiel, Björn Thorsten
et al.

[Contribution to a book, Contribution to a conference proceedings]
Digitally controlled 3GHz 360° phase modulator in an 1.2V 65nm CMOS technology
In: 2011 German Microwave Conference (GeMiC 2011) : Darmstadt, Germany, 14 - 16 March 2011 / IEEE, 1-4, 2011

Thiel, Björn Thorsten
Zimmermann, Niklas
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Flexible Digital-Centric RF-DAC Based Transmitter
In: 2011 IEEE International Solid-State Circuits Conference digest of technical papers (ISSCC 2011) : San Francisco, California, USA, 19 - 23 February 2011, 1-4, 2011

Negra, Renato
Zimmermann, Niklas
Thiel, Björn Thorsten
Mohr, Bastian
Heinen, Stefan

[Contribution to a book, Contribution to a conference proceedings]
Digitally controlled pulse-width-pulse-position modulator in an 1.2V 65 nm CMOS technology
In: ECCTD 2011 : 2011 20th European Conference on Circuit Theory and Design ; August 29-31, 2011 in Linkoping, Sweden, 81-84, 2011
[DOI: 10.1109/ECCTD.2011.6043857]

Thiel, Björn Thorsten
Negra, Renato

[Abstract, Contribution to a book, Contribution to a conference proceedings]
Lowpass Delta-Sigma Modulator with Digital Up-conversion for Switching Mode Power Amplifiers
In: 2011 IEEE MTT-S International Microwave Symposium - MTT 2011 : Baltimore, Maryland, USA, 5 - 10 June 2011 ; [held as part of Microwave Week 2011] / ed.: Peter Seigel ..., 1 S., 2011
[DOI: 10.1109/MWSYM.2011.5973437]

Thiel, Björn Thorsten
Özmert, Yasar Alp

[Contribution to a conference proceedings]
Reconfigurable digital centric transmitters
In: Hochfrequenztechnik, Komponenten, Module und EMV, Medizintechnik und drahtlose Gesundheitsassistenzsysteme : EEEfCOM 2011, electrical and electronic for communication ; Workshop, Entwicklerforum, Fachausstellung ; 25. - 26. Mai 2011, Ulm / Gerotron Communication GmbH. Eds.: Georg Schmidt; Verena Staab, 1 S., 2011

Negra, Renato
Zimmermann, Niklas
Thiel, Björn Thorsten
Mohr, Bastian
Wang, Yifan
et al.

[Contribution to a book, Contribution to a conference proceedings]
Analysis and design of an unconditionally stable common-drain class-B RF power amplifier in 90 nm CMOS technology
In: 2011 Workshop on Integrated Nonlinear Microwave and Millimetre-Wave Circuits : Vienna, Austria, April 18th-19th, 2011, 4 S., 2011
[DOI: 10.1109/INMMIC.2011.5773333]

Khan, Muhammad Abdullah
Kalim, Danish
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Efficiency boosting of Multilevel LINC Transmitter
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 127-130, 2011

Aref, Ahmed Farouk
Askar, Abdelrahman
Werner, Sergej
Pozdniakov, Dimitri
Kalim, Danish
et al.

[Contribution to a book, Contribution to a conference proceedings]
New Analytical Design Equations for Maximum Drain Efficiency of Class-E Power Amplifiers including the On-Resistance of the Transistor
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 1250-1253, 2011

Guan, Junqing
Thurairatnam, Thilakshan
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Design and Realisation of a 50 W GaN Class-E Power Amplifier
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 518-521, 2011

Sochor, Paul
Maroldt, Stephan
Musser, M.
Walcher, H.
Kalim, Danish
et al.

[Contribution to a book, Contribution to a conference proceedings]
Quad-Phase Lowpass Delta-Sigma Modulator for Switching-Mode Power Amplifiers
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 131-134, 2011

Thiel, Björn Thorsten
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
A 0.6V, 0.17mW, 120% Bandwidth Double-Gate Double-Balanced Mixer in a 180 nm CMOS Technology
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 379-382, 2011

Wei, Muh-Dey
Chang, Sheng-Fun
Yang, Yung-Jhih
Kählert, Stefan
Bormann, Dirk
et al.

[Contribution to a book, Contribution to a conference proceedings]
A Multiband Multistandard Notch Filter LNA for LTE, WCDMA and GSM for SAW-less Frontends
In: The Asia Pacific Microwave Conference (APMC 2011) : Melbourne 5 - 8 December 2011 / Engineers Australia.; Institute of Electrical and Electronics Engineers., 498-501, 2011

Bormann, Dirk
Kählert, Stefan
Liao, Lei
Wei, Muh-Dey
Werth, Tobias Daniel
et al.

[Contribution to a book, Contribution to a conference proceedings]
Multiharmonic triband load coupling network using only transmissionlines for switching-mode power amplifiers
In: European Microwave Week 2011 : 'Wave to the future' ; conference proceedings ; 9 - 14 October 2011, Manchester, UK, 155-158, 2011

Kalim, Danish
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
A CMOS Fully-differential Current-reuse LNA with gm-boosting Technique
In: European Microwave Week 2011 : 'Wave to the future' ; conference proceedings ; 9 - 14 October 2011, Manchester, UK, 378-381, 2011

Wei, Muh-Dey
Chang, Sheng-Fun
Chang, Chun-Wei
Han, Chung-Hsing
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Study on load transformation networks for differential common drain class-B RF power amplifier
In: IEEE 2011 Semiconductor Conference Dresden : Technology, Design, Packaging, Simulation and Test ; International Conference, Workshop and Table-top Exhibition ; September 27 to 28, 2011 - Dresden, Germany ; Proceedings of the 2011 Semiconductor Conference Dresden / Georg Schmidt (Editor), 4 S., 2011
[DOI: 10.1109/SCD.2011.6068763]

Khan, Muhammad Abdullah
Kalim, Danish
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
System-level performance study of a multistandard outphasing transmitter using optimised multilevels
In: 2011 IEEE MTT-S International Microwave Symposium - MTT 2011 : Baltimore, Maryland, USA, 5 - 10 June 2011 ; [held as part of Microwave Week 2011] / ed.: Peter Seigel .... - Vol. 1-3, 4 S., 2011
[DOI: 10.1109/MWSYM.2011.5972887]

Guan, Junqing
Aref, Ahmed Farouk
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Concurrent planar multiharmonic dual-band load coupling network for switching-mode power amplifiers
In: 2011 IEEE MTT-S International Microwave Symposium - MTT 2011 : Baltimore, Maryland, USA, 5 - 10 June 2011 ; [held as part of Microwave Week 2011] / ed.: Peter Seigel .... - Vol. 1-3, 4 S., 2011
[DOI: 10.1109/MWSYM.2011.5972891]

Kalim, Danish
Negra, Renato

[Contribution to a book]
Fully integrated switching-mode RF power amplifier with reconfiguarable load network
In: Activity Report 2010 / Europractice IC Service, 35-35, 2011

Aref, Ahmed Farouk
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
A 1.7 GHz-to-3.1 GHz fully integrated broadband class-E power amplifier in 90 nm CMOS
In: PRIME 2010 : 6th Conference on Ph.D. Research in Microelectronics & Electronics ; 18 - 21 July 2010, Berlin, Institute of Technology, Germany, 4 S., 2010

Kalim, Danish
Erguvan, Denis
Negra, Renato

[Contribution to a conference proceedings]
Low-Power Consumption CMOS VCO
In: RadioTecC - Transmit&TestSolutions 2010 : Radio Techniques and Technologies for Commercial Communication and Sensing Applications : HF-Branchentreff ; Workshop und Entwicklerforum mit Fachausstellung ; Berlin, 24-25 November 2010, 2010

Wei, Muh-Dey
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
A DC-Invariant Gain Control Technique for CMOS Differential Variable-Gain Low-Noise Amplifiers
In: 2010 NORCHIP : Tampere, Finland, 15 - 16 November 2010, 4 S., 2010
[DOI: 10.1109/NORCHIP.2010.5669481]

Wei, Muh-Dey
Chang, Sheng-Fuh
Negra, Renato

[Journal Article]
Large-signal modeling methodology for GaN HEMTs for RF switching-mode power amplifiers design
In: International Journal of RF and Microwave Computer-Aided Engineering, 21 (1), 45-51, 2010
[DOI: 10.1002/mmce.20485]

Jarndal, Anwar
Aflaki, Pouya
Negra, Renato
Kouki, Ammar B.
Ghannouchi, Fadhel M.

[Contribution to a conference proceedings, Journal Article]
Modelling and simulation of digital-centric RF transmitters at architectural level in SystemC/AMS
In: International Journal of Microwave and Optical Technology : (IJMOT), 5 (6), 409-418, 2010

Guan, Junqing (Corresponding author)
Thiel, Björn Thorsten
Zimmermann, Niklas
Mohr, Bastian
Heinen, Stefan
et al.

[Journal Article]
Accurate Power Efficiency Estimation of GHz Wireless Delta-Sigma Transmitters for Different Classes of Switching Mode Power Amplifiers
In: IEEE transactions on microwave theory and techniques : MTT, 58 (11), 2812-2819, 2010
[DOI: 10.1109/TMTT.2010.2077552]

Ghannouchi, Fadhel M.
Hatami, Safar
Aflaki, Pouya
Helaoui, Mohamed
Negra, Renato

[Contribution to a conference proceedings]
Low Cost CMOS Multiband LNA for 4G
In: Hochfrequenztechnik, Komponenten, Module und EMV : EEEfCOM 2010, electrical and electronic for communication ; Workshop, Entwicklerforum, Fachausstellung ; 16. - 17. Juni 2010, Ulm, Deutschland / Gerotron Communication GmbH. Eds.: Georg Schmidt; Daniela Stefbauer, 2010

Kählert, Stefan
Negra, Renato
Heinen, Stefan

[Contribution to a conference proceedings]
LNA with Integrated Notch-Filter for FTDD Systems
In: Hochfrequenztechnik, Komponenten, Module und EMV : EEEfCOM 2010, electrical and electronic for communication ; Workshop, Entwicklerforum, Fachausstellung ; 16. - 17. Juni 2010, Ulm, Deutschland / Gerotron Communication GmbH. Eds.: Georg Schmidt ..., 2010

Bormann, Dirk
Heinen, Stefan
Negra, Renato

[Contribution to a conference proceedings]
System-Level Simulation of Digital Centric Transmitters
In: Hochfrequenztechnik, Komponenten, Module und EMV : EEEfCOM 2010, electrical and electronic for communication ; Workshop, Entwicklerforum, Fachausstellung ; 16. - 17. Juni 2010, Ulm, Deutschland / Gerotron Communication GmbH. Eds.: Georg Schmidt; Daniela Stefbauer, 2010

Guan, Junqing
Heinen, Stefan
Negra, Renato

[Contribution to a book, Contribution to a conference proceedings]
Digital Asynchronous Signal Interpolation and Clock Domain Crossing
In: 2010 Asia-Pacific Microwave Conference Proceedings : APMC 2010 ; Dec. 7-10, Yokohama, Japan / Spons. by the Institute of Electronics, Infonnation and Communication Engineers (IEICE). Organizing Committee Chair: Masayoshi Aikawa, 1420-1423, 2010

Thiel, Björn Thorsten
Dietrich, Stefan
Negra, Renato

[Contribution to a book]
Fully integrated switching-mode RF power amplifier with recofigurable load network
In: Activity Report 2010 : Europractice IC Service, 33-33, 2010

Aref, Ahmed Farouk
Negra, Renato

[Journal Article]
Analysis of Miniaturized 3 dB Branch-Line Hybrid Couplers using Distributed MIM Capacitors
In: Microwave and optical technology letters, 52 (7), 1553-1556, 2010
[DOI: 10.1002/mop.25273]

Sung-Chang, Jung
Negra, Renato
Ghannouchi, Fadhel M.

[Journal Article]
Large-signal model for AlGaN/GaN HEMTs suitable for RF switching-mode power amplifiers design
In: Solid state electronics : SSE, 54 (7), 696-700, 2010
[DOI: 10.1016/j.sse.2010.03.017]

Jarndal, Anwar
Aflaki, Pouya
Degachi, Louay
Birafane, Ahmed
Kouki, Ammar B.
et al.

[Patent]
All-Digital Multi-standard transmitter Architecture using Sigma Delta Modulators, 2010

Hatami, Safar
Helaoui, Mohamed
Negra, Renato
Ghannouchi, Fadhel M.

[Contribution to a book, Contribution to a conference proceedings]
Modelling and simulation of an RF-DAC based transmitter at architectural level in SystemC/AMS
In: PRIME 2010 : 6th Conference on Ph.D. Research in Microelectronics & Electronics ; 18 - 21 July 2010, Berlin, Institute of Technology, Germany, 4 S., 2010

Guan, Junqing
Negra, Renato

[Abstract, Contribution to a book, Contribution to a conference proceedings]
Dual-band hybrid balun structure using transmissionlines and lumped component resonators
In: 2010 IEEE MTT-S International Microwave Symposium digest : (MTT 2010) ; Anaheim, California, USA, 23 - 28 May 2010 ; [part of Microwave Week 2010], 1 S., 2010
[DOI: 10.1109/MWSYM.2010.5515717]

Aflaki, Pouya
Negra, Renato
Ghannouchi, Fadhel M.