19982020

Research output per year

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Personal profile

Artistic and research interests

Research of Prof. Ryynänen is focused on developing integrated circuits on various applications. His group belongs to the Electronic Circuit Design (ECD) unit is recognized as one of the best in Europe. Research of RF, analog, and digital integrated circuits has been carried out in the Electronic Circuit Design unit already for decades and has strong network of collaborators and funding. The group has access to nanoscale IC tehnologies and hosts significant measurment infrastucture dedicated for IC measurements from complex DSP to millimeterwave circuits.

Current research interests include

  • Wireless transceivers
  • Time-based integrated circuits
  • Beam-steering and MIMO
  • Complex millimeter wave circuits
  • Integrated circuit-antenna codesign
  • RF DACs and ADCs

 

Education/Academic qualification

Doctor of Science (Technology), Electrical Engineering

Licentiate of Science (Technology), Electrical Engineering

Master of Science (Technology), Electrical Engineering

Keywords

  • Integrated circuits
  • Wireless Communications
  • CMOS
  • Radio Frequency
  • Electronics

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Research Output

A 2-5.5 GHz Beamsteering Receiver IC With 4-Element Vivaldi Antenna Array

Zahra, M., Kempi, I., Haarla, J., Antonov, Y., Khonsari, Z., Miilunpalo, T., Ahmed, N., Inkinen, J., Unnikrishnan, V., Lehtovuori, A., Viikari, V., Anttila, L., Valkama, M., Kosunen, M., Stadius, K. & Ryynänen, J., 2020, In : IEEE Transactions on Microwave Theory and Techniques.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
  • 34 Downloads (Pure)

    A Class-D Tri-Phasing CMOS Power Amplifier with an Extended Marchand-Balun Power Combiner

    Martelius, M., Ryynanen, J., Stadius, K., Lemberg, J., Roverato, E., Nieminen, T., Antonov, Y., Anttila, L., Valkama, M. & Kosunen, M., 1 Mar 2020, In : IEEE Transactions on Microwave Theory and Techniques. 68, 3, p. 1022-1034 13 p., 8933356.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • 14 Downloads (Pure)

    A Six-Phase Two-Stage Blocker-Tolerant Harmonic-Rejection Receiver

    Ul Haq, F., Englund, M., Antonov, Y., Tenhunen, M., Stadius, K., Kosunen, M., Ostman, K. B., Koli, K. & Ryynänen, J., May 2020, In : IEEE Transactions on Microwave Theory and Techniques. 68, 5, p. 1964-1976 13 p., 8994180.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • A wideband blocker-resilient direct delta sigma receiver with selective input-impedance matching

    Ul Haq, F., Englund, M., Östman, K. B., Stadius, K., Kosunen, M., Koli, K. & Ryynänen, J., 17 Mar 2020, In : Analog Integrated Circuits and Signal Processing. 103, p. 195–207 13 p.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
    7 Downloads (Pure)

    Resilient flow control for wireless data streaming in inductively coupled medical implants

    Kempi, I., Ahmed, N., Hammer, A., Olabode, O., Unnikrishnan, V., Kosunen, M. & Ryynänen, J., 1 Feb 2020, In : Microprocessors and Microsystems. 72, 102905.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • 69 Downloads (Pure)

    Projects

    Hybrid amplitude/time-based transmitter for future wireless communications

    Ryynänen, J. & Saleem, A.

    01/09/201931/08/2023

    Project: Academy of Finland: Other research funding

    RF-C: RF Convergence: Multi-functional array transceivers for future communications and sensing

    Ryynänen, J., Stadius, K., Zahra, M., Ryynänen, K. & Saeed, S.

    01/01/201931/08/2021

    Project: Business Finland: Other research funding

    High-resolution radar and radiometer system for autonomous sensor platforms

    Ryynänen, J., Stadius, K., Hammer, A., Khonsari, Z., Tenhunen, M. & Lazarov, L.

    01/09/201731/08/2021

    Project: Academy of Finland: Other research funding

    SMArT

    Ryynänen, J.

    01/08/202031/01/2025

    Project: EU: MC

    Electrophysiological monitoring for digital healthcare

    Ryynänen, J., Tanweer, M., Kempi, I. & Olabode, O.

    01/01/201730/06/2020

    Project: Business Finland: Other research funding

    Prizes

    Crowncom student paper award Crowncom, Japan

    Jussi Ryynänen (Recipient), 2011

    Prize: Award or honor granted for a specific work

    ECCTD Best student paper award

    Jussi Ryynänen (Recipient), 10 Sep 2015

    Prize: Award or honor granted for a specific work

  • Activities

    Lund University

    Jussi Ryynänen (Visiting researcher)
    Apr 2018Aug 2018

    Activity: Visiting an external institution typesVisit abroad

    5G brings low cost sensing solutions

    Ville Viikari (Speaker), Jussi Ryynänen (Speaker), Mikko Valkama (Speaker)
    22 Aug 2018

    Activity: Talk or presentation typesPublic or invited talk

    IEEE International Solid-State Circuits Conference

    Jussi Ryynänen (Member)
    2017

    Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

    European Conference on Circuit Theory and Design

    Jussi Ryynänen (Member)
    2017

    Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

    Opponent of doctoral thesis at Universite Lille

    Jussi Ryynänen (Examiner)
    23 Nov 2017

    Activity: Examination typesPre-examination of dissertation or acting as opponent to doctoral students

    Press / Media

    5G transmitter is 20 times more powerful than previous ones

    Jussi Ryynänen

    29/03/201730/03/2017

    2 items of Media coverage

    Press/Media: Media appearance

    New 5G transmitter 20 times more efficient than the previous ones

    Jussi Ryynänen

    28/03/2017

    1 item of Media coverage

    Press/Media: Media appearance

    New 5G Transmitter Expands Bandwidth Capacity By 20 Times

    Jussi Ryynänen

    28/03/2017

    2 items of Media coverage

    Press/Media: Media appearance

    New 5G Transmitter 20 Times More Efficient Than The Previous Ones

    Jussi Ryynänen

    27/03/2017

    1 item of Media coverage

    Press/Media: Media appearance