dr.ir. S. van der Tol

1. Calibration Challenges for the Next Generation of Radio Telescopes
   S.J. Wijnholds; S. van der Tol; R. Nijboer; A.J. van der Veen;
   IEEE Signal Processing Magazine,
   Volume 27, Issue 1, pp. 32-42, January 2010.
   document

2. An ionospheric turbulence model for LOFAR calibration
   S. van der Tol; A.J. van der Veen;
   In URSI Benelux formum,
   pp. {3 pp.} address, June 2009.
   document

3. Bayesian estimation for ionospheric calibration in radio astronomy
   S. van der Tol;
   PhD thesis, TU Delft, Dept. EEMCS, November 2009.
   document

4. Self Calibration for the LOFAR Radio Astronomical Array
   S. van der Tol; B. Jeffs; A.J. van der Veen;
   IEEE Tr. Signal Processing,
   Volume 55, Issue 9, pp. 4497-4510, September 2007. ISSN 1053-587X. DOI: 10.1109/TSP.2007.896243
   document

5. Ionospheric Calibration for the LOFAR Radio Telescope
   S. van der Tol; A.J. van der Veen;
   In Proc. IEEE Int. Symp. Signals, Circuits, Systems,
   Iasi (RO), IEEE, pp. 457-460, July 2007. ISBN 1-4244-0968-3.
   document

6. Direction dependent self calibration of large distributed sensor arrays
   B.D. Jeffs; S. van der Tol; A.J. van der Veen;
   In Proc. IEEE ICASSP,
   Toulouse (FR), IEEE, May 2006.
   document

7. CRB analysis of the impact of unknown noise on phased array calibration
   S. van der Tol; S. Wijnholds;
   In Proc. IEEE workshop on Sensor Array and Multichannel Signal Processing (SAM),
   Waltham, MA (USA), IEEE, pp. 185-189, July 2006.
   document

8. Ionospheric calibration from an spcom perspective
   S. van der Tol; A.J. van der Veen;
   In SKA Calibration and Imaging workshop,
   Cape Town (South Africa), December 2006.
   document

9. Spatial filtering of interfering signals at the initial Low Frequency Array (LOFAR) phased array test station
   A.J. Boonstra; S. van der Tol;
   Radio Science,
   Volume 40, Issue RS5S09, pp. (16 pages), 2005. doi:10.1029/2004RS003135.
   document

10. Performance Analysis of Spatial Filtering of RF Interference in Radio Astronomy
    S. van der Tol; A.J. van der Veen;
    IEEE Tr. Signal Proc.,
    Volume 53, Issue 3, pp. 896-910, March 2005.
    document

11. Calibration, sensitivity and RFI mitigation requirements for LOFAR
    A.J. Boonstra; S.J. Wijnholds; S. van der Tol; B. Jeffs;
    In Proc. IEEE ICASSP,
    Philadelphia (PA), IEEE, pp. V-869-872, March 2005.
    document

12. Application of Robust Capon Beamforming to radio astronomical imaging
    S. van der Tol; A.J. van der Veen;
    In Proc. IEEE ICASSP,
    Philadelphia (PA), IEEE, pp. IV-1089-1092, March 2005.
    document

13. Calibration of a Large Distributed Low Frequency Radio Astronomical Array (LOFAR)
    S. van der Tol; B.D. Jeffs; A.J. van der Veen;
    In Proc. of the European Signal Processing Conference (EUSIPCO 2005),
    Antalya, Turkey, September 2005.
    document

14. Performance of spatial filtering of RF interference in radio astronomy
    S. van der Tol; A.J. van der Veen;
    In IEEE Benelux Signal Processing Chapter Signal Processing Symposium,
    Leuven (BE), March 2002.
    document

15. Mitigation of continuous interference in radio astronomy using spatial filtering
    S. van der Tol; A.J. van der Veen; A.J. Boonstra;
    In URSI General Assembly,
    Maastricht (NL), August 2002.
    document

16. 4-channel wavelength flattened demultiplexer integrated with photodetectors
    C. A. M. Steenbergen; C van Dam; T. L. M. Scholtes; A. H. de Vreede; L. Shi; J.J.G.M van der Tol; P. Demeester; M.K. Smit;
    In Proc. 7th Eur. Conf. on Int. Opt. (ECIO �95),
    1995.

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