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Research Output

2020

A 0.5-3 GHz I/Q Interleaved Direct-Digital RF Modulator with up to 320 MHz Modulation Bandwidth in 40 nm CMOS

Shen, Y., Bootsman, R., Alavi, M. S. & De Vreede, L., 1 Mar 2020, 2020 IEEE Custom Integrated Circuits Conference, CICC 2020. Institute of Electrical and Electronics Engineers (IEEE), Vol. 2020-March. 4 p. 9075949

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

RF-DAC based phase modulator

Shen, Y., Alavi, M., Hashemi, M., de Vreede, L., Polushkin, M. & Mehrpoo, M., 2020, Patent No. US10,644,656, Priority date 3 Jan 2018

Research output: Patent

2019

RF-DAC based phase modulator

Shen, Y., Alavi, M., Hashemi, M., de Vreede, L., Polushkin, M. & Mehrpoo, M., 2019, Priority date 3 Jan 2018, Priority No. US2019/0207565

Research output: Patent

2018

A Wideband I/Q RFD AC-Based Phase Modulator

Shen, Y., Polushkin, M., Mehrpoo, M., Hashemi, M., Mc Cune Jr, E., Alavi, M. S. & de Vreede, L. C. N., 2018, SIRF 2018 - 2018 IEEE 18th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems. Piscataway, NJ: IEEE, Vol. 2018-January. p. 8-11 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

A Wideband Linear I/Q -Interleaving DDRM

Mehrpoo, M., Hashemi, M., Shen, Y., de Vreede, L. C. N. & Alavi, S. M., May 2018, In : IEEE Journal of Solid-State Circuits. 35, 5, p. 1361 - 1373 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Pushing the Linearity Limits of a Digital Polar Transmitter

Hashemi, M., Alavi, M. S. & De Vreede, L. C. N., 2018, EuMIC 2018 - 2018 13th European Microwave Integrated Circuits Conference. Piscataway, NJ, USA: Institute of Electrical and Electronics Engineers (IEEE), p. 174-177 4 p. 8539964

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

2 Citations (Scopus)
2017

A Fully-Integrated Digital-Intensive Polar Doherty Transmitter

Shen, Y., Mehrpoo, M., Hashemi, M., Polushkin, M., Zhou, L., Acar, M., van Leuken, R., Alavi, M. S. & de Vreede, L., 2017, 2017 IEEE Radio Frequency Integrated Circuits Symposium (RFIC). Danvers, MA: IEEE, p. 196 - 199 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

6 Citations (Scopus)

An Intrinsically Linear Wideband Digital Polar PA Featuring AM-AM and AM-PM Corrections Through Nonlinear Sizing, Overdrive-Voltage Control, and Multiphase RF Clocking

Hashemi, M., Shen, Y., Mehrpoo, M., Acar, M., van Leuken, R., Alavi, M. S. & de Vreede, L., 2017, 2017 IEEE International Solid-State Circuits Conference (ISSCC): Digest of Technical Papers. Fujino, L. C. (ed.). Danvers, MA: IEEE, p. 300-301 2 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

5 Citations (Scopus)

An Intrinsically Linear Wideband Polar Digital Power Amplifier

Hashemi, M., Shen, Y., Mehrpoo, M., Alavi, M. S. & de Vreede, L., 2017, In : IEEE Journal of Solid-State Circuits. 52, 12, p. 3312 – 3328 17 p.

Research output: Contribution to journalArticleScientificpeer-review

10 Citations (Scopus)

A Wideband Linear Direct Digital RF Modulator using Harmonic Rejection and I/Q-Interleaving RF DACs

Mehrpoo, M., Hashemi, M., Shen, Y., van Leuken, R., Alavi, M. S. & de Vreede, L. C. N., 2017, 2017 IEEE Radio Frequency Integrated Circuits Symposium (RFIC). Danvers, MA: IEEE, p. 188 – 191 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

6 Citations (Scopus)

Radio-Frequency Digital-to-Analog Converters: Implementation in Nanoscale CMOS

Alavi, M. S., Mehta, J. & Staszewski, R. B., 2017, Elsevier. 286 p.

Research output: Book/ReportBookScientific

1 Citation (Scopus)
2016

A 5.9 GHz RFDAC-based outphasing power amplifier in 40-nm CMOS with 49.2% efficiency and 22.2 dBm power

Hu, Z., de Vreede, L. C. N., Alavi, M. S., Calvillo-Cortes, D. A., Staszewski, R. B. & He, S., May 2016, Proceedings of the 2016 IEEE Radio Frequency Integrated Circuits Symposium (RFIC). Mehta, S. & Lin, L. (eds.). Danvers: IEEE, p. 206-209 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

17 Citations (Scopus)
2014

All-Digital I/Q RF-DAC

Alavi, M., 19 Jun 2014, 183 p.

Research output: ThesisDissertation (TU Delft)

A wideband 2 x 13-bit all-digital I/Q RF-DAC

Alavi, SM., Staszewski, RB., de Vreede, LCN. & Long, JR., 2014, In : IEEE Transactions on Microwave Theory and Techniques. 62, 4, p. 732-752 21 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
75 Citations (Scopus)
2013

A 2×13-bit all-digital I/Q RF-DAC in 65-nm CMOS

Alavi, SM., Voicu, GR., Staszewski, RB., de Vreede, LCN. & Long, JR., 2013, Digest of Papers - 2013 IEEE Radio Frequency Integrated Circuits Symposium. Hancock, TM. (ed.). Piscataway, NJ, USA: IEEE Society, p. 167-170 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Open Access
15 Citations (Scopus)
2012

All-digital RF I/Q modulator

Alavi, SM., Staszewski, RB., de Vreede, LCN., Visweswaran, A. & Long, JR., 2012, In : IEEE Transactions on Microwave Theory and Techniques. 60, 11, p. 3513-3526 14 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
22 Citations (Scopus)
2011

Digital RF I/Q modulator using time-division duplexing

Staszewski, RB. & Alavi, SM., 2011, Proceedings 2011 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT). Luong et al, H. & Hwang, JCM. (eds.). Piscataway, NJ, USA: IEEE Society, p. 165-168 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Open Access
4 Citations (Scopus)

Efficient LDMOS device operation for envelope tracking amplifiers through second harmonic manipulation

Alavi, SM., van Rijs, F., Marchetti, M., Squillante, M., Zhang, T., Theeuwen, SJC., Volokhine, Y., Jos, HFF., van der Heijden, MP., Acar, M. & de Vreede, LCN., 2011, 2011 IEEE MTT-S Microwave Symposium Digest. s.n. (ed.). Piscataway, NJ, USA: IEEE Society, p. 1-4 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Open Access
6 Citations (Scopus)

Orthogonal summing and power combining network in a 65-nm all-digital RF I/Q modulator

Alavi, SM., Staszewski, RB., de Vreede, LCN. & Long, JR., 2011, Proceedings 2011 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT). Luong et al, H. & Hwang, JCM. (eds.). Piscataway, NJ, USA: IEEE Society, p. 21-24 4 p.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Open Access
4 Citations (Scopus)