dr. van Schelven

PhD student
Terahertz Sensing (THZ), Department of Microelectronics

PhD thesis (Jan 2022): Power Combiner and Antenna Array Concepts for Millimeter Wave Applications
Promotor: Daniele Cavallo, Andrea Neto

Themes: Applied Electromagnetics, Phased Arrays

Projects history

WAtt LEvel transmitters at mm-waves

The WhALE project targets, employing complementary expertise in the field of electromagnetics, system integration and integrated circuit design, to develop the next generation of mmwave transmitters.

  1. Antenna unit and method of producing an antenna unit
    Waqas H. Syed; Ralph M. Van Schelven; G. Carluccio; P. Lok; Antonius J. M. De Graauw; Konstantinos Doris; Daniele Cavallo; Andrea Neto;
    Patent, EP4343971A1, US18469605, Mar. 2024.
    document

  2. Phased array with pattern shaping and scan loss reduction for millimeter waves
    R. M. Van Schelven; W. Syed; G. Carluccio; K. Doris; A. De Graauw; A. Neto; D. Cavallo;
    IEEE Transactions on Antennas and Propagation,
    Volume 71, Issue 1, pp. 159-168, Jan. 2023. DOI: 10.1109/TAP.2022.3217340

  3. Efficient waveguide power combiners at mm-wave frequencies
    Ralph M. van Schelven; Marco Spirito; Daniele Cavallo;
    IET Microwaves, Antennas & Propagation,
    Volume 17, Issue 6, pp. 467-477, May 2023. DOI: 10.1049/mia2.12349

  4. Analysis of nonsquare artificial dielectric layers and application to the design of anisotropic slabs
    R. M. Van Schelven; D. Cavallo;
    IEEE Antennas and Wireless Propagation Letters,
    Volume 21, Issue 2, pp. 302-306, Feb. 2022. DOI: 10.1109/LAWP.2021.3128724

  5. Drude Dispersion in the Transmission Line Modelling of Bulk Absorbers at Sub-mm Wave Frequencies: A Tool for Absorber Optimization
    R.M. van Schelven; Fiorellini Bernardis, A.; P. Sberna; A. Neto;
    IEEE Antennas and Propagation Magazine,
    2021. Early Access. DOI: 10.1109/MAP.2021.3073092

  6. Parallel plate waveguide Doherty power combiner at mm-wave frequencies
    R. van Schelven; M. Spirito; D. Cavallo;
    In 15th European Conference on Antennas and Propagation (EuCAP),
    Düsseldorf, Germany, Mar. 22-26 2021.

  7. Pattern diversity and scan loss reduction for millimeter wave phased array applications
    R. van Schelven; W. Syed; G. Carluccio; K. Doris; A. de Graauw; A. Neto; D. Cavallo;
    In 15th European Conference on Antennas and Propagation (EuCAP),
    Düsseldorf, Germany, Mar. 22-26, 2021 2021. (Convened Paper).

  8. A 30 GHz slot array with artificial dielectrics to enhance radiation characteristics
    R. van Schelven; W. Syed; G. Carluccio; K. Doris; A. de Graauw; A. Neto; D. Cavallo Oct. 19-22, 2021. (Invited Paper);
    In 26th International Symposium on Antennas and Propagation (ISAP),
    Taipei, Taiwan, Oct. 19-22 2021. (Invited Paper).

  9. A 30 GHz slot array with artificial dielectrics to enhance radiation characteristics
    R. van Schelven; W. Syed; G. Carluccio; K. Doris; A. de Graauw; A. Neto; D. Cavallo;
    In 26th International Symposium on Antennas and Propagation (ISAP),
    Taipei, Taiwan, Oct. 19-22 2021. (Invited Paper).

  10. Efficient waveguide power combiners at mm-wave frequencies
    R. van Schelven; M. Spirito; D. Cavallo;
    In 14th European Conference on Antennas and Propagation,
    Copenhagen, Denmark, Mar. 15-20 2020. (Convened paper).

  11. On the Design of Bulk Absorbers at THz frequencies
    A. Neto; R. van Schelven; P. Sberna;
    In 14th European Conference on Antennas and Propagation (EuCAP),
    Copenhagen, Denmark, March 2020.

  12. Synthesis of Efficient Bulk Absorbers at THz Frequencies
    A. Neto; R. van Schelven; P. Sberna;
    In IEEE Antennas and Propagation Society International Symposium,
    Montréal, Canada, Jul. 5-10 2020.

  13. Waveguide Doherty Combiner for mm-Waves
    R. van Schelven; M. Spirito; D. Cavallo;
    In IEEE Antennas and Propagation Society International Symposium,
    Montréal, Canada, Jul. 5-10 2020.

  14. Pattern Diversity and Scan Loss Reduction for Millimeter Wave Phased Array Applications
    R. van Schelven; W. Syed; G. Carluccio; M. Spella; A. de Graauw; A. Neto; D. Cavallo;
    In IEEE Antennas and Propagation Society International Symposium,
    Montréal, Canada, Jul. 5-10 2020.

  15. Equivalent circuit models of finite slot antennas
    R. van Schelven; D. Cavallo; A. Neto;
    IEEE Trans. Antennas Propag.,
    Volume 67, Issue 7, pp. 4367-4376, Jul. 2019. DOI: 10.1109/TAP.2019.2908112

  16. Equivalent circuit models of finite slot antennas
    R. van Schelven; D. Cavallo; A. Neto;
    In Proc. of 13th European Conference on Antennas and Propagation,
    Krakow, Poland, Mar. 31 - Apr. 5 2019.

  17. Transmission line models of planar slot antennas
    R. van Schelven; D. Cavallo; A. Neto;
    In Proc. of IEEE Antennas and Propagation Society International Symposium,
    Atlanta, Georgia, USA, Jul. 7-12 2019.

  18. Closed-form analysis of artificial dielectric layers with non-periodic characteristics
    D. Cavallo; R. van Schelven;
    In Proc. of 13th European Conference on Antennas and Propagation,
    Krakow, Poland, Mar. 31 - Apr. 5 2019. convened paper.
    document

  19. Radiation characteristics of skewed loaded dipole arrays
    C. Yepes; R. van Schelven; D. Cavallo; E. Gandini; A. Neto;
    In 12th European Conference on Antennas and Propagation,
    London, U.K., Apr. 9-13 2018. DOI: 10.1049/cp.2018.0622

  20. On the radiation properties of array of skewed stacked dipoles
    C. Yepes; R. van Schelven; D. Cavallo; E. Gandini; S. Monni; F. E. van Vliet; A. Neto;
    In USNC-URSI Radio Science Meeting,
    Boston, Massachusetts, USA, Jul. 8-13 2018.

  21. On the radiation properties of skewed stacked dipoles arrays
    C. Yepes; R. van Schelven; E. Gandini; S. Monni; F. E. van Vliet; A. Neto; D. Cavallo;
    In 39th ESA Antenna Workshop on Multibeam and Reconfigurable Antennas for Space Applications,
    Oct. 2-5 2018. (invited paper).

BibTeX support

Last updated: 4 Mar 2022

Ralph van Schelven

Alumnus