COSPONSORED BY
IUCAF,
EC-ICN, Infrastructure Cooperation Network in Radio Astronomy
MPIfR(Max-Planck-Institut für Radioastronomie)
took place from 28th to 30th March, 2001
Wednesday, March 28th
10:00 opening of the workshop,
10:00 Welcome
10:10 Introduction, organisational matters, etc.
10:20 The Regulatory Environment session chair: Tom Gergely
10:20 Willem Baan: The regulatory environment (Rev.)
11:00 Cafe break
session chair: Willem Baan
11:20 Tom Gergely: The regulatory Zoo, or: regulations spanning VLA L-band
11:40 Klaus Ruf: Rec. 66
12:00 Stella Lioubtchenko: Computer simulation of interference effects on radioastronomical observations
12:20 cancelled
12:40 Lunch
14:00 Robust Receivers session chair: Rick Fisher
14:00 Arnold van Ardenne: Impact of RFI on system design (Rev.)
14:40 Russel Gough: Robust receivers, a system view
15:00 Carlo Rossolen: The new generation of robust receivers at Nancay
15:20 Tea break
session chair: Jim Cohen
15:40 F. Schilliro: Noto contribution to the LSF-RFI Robust Receiver Project
16:00 Valeri Altunin: RFI mitigation in space-based radio astronomy
16:20 Jerzy Usowicz: Evaluation tests of SE28 Monte
Carlo software
Thursday, March 29th
09:00 Practical Problems at Observatories session chair: Alan Roy
09:00 Rick Fisher: Multi-path measurements using 1.3 GHz radar signals received by the GBT
09:20 Vladimir Kaseko: Interference environment at Pushino Radio Observatory
09:40 Wolfgang Reich: Interference problems at the Effelsberg radio telescope
09:55 Ernst Fürst: Interference problems at the Effelsberg radio telescope (cont.)
10:10 Dave Graham: (no) RFI in VLBI
10:30 Cafe break
10:50 Digital Signal Processing and Algorithms session chair:Tasso Tzioumis
10:50 Peter Fridman: RFI mitigation with real-time DSP (Rev.)
11:30 Michael Kesteven: Post-correlation interference excission
11:50 Jim Cohen: COBRA, a digital receiver at Jodrell Bank
12:10 Steve Ellingson: OH burried under GLONASS brought back to live with DSP
12:30 cancelled
12:50 Lunch
14:00 Array Processing session chair: Michael Kesteven
2. measurements (RFI stationarity and suppression results) (AJB)
3. description of measurement system (AJB)
15:05 Peter Fridman: Phase-only RFI mitigation for tide-array configurations
15:25 Steve Ellingson: Practical limitations for null-formig using large wide-band arrays
15:45 Tea break
session chair: Steve Ellingson
16:05 Peter Fridman: Performance boundaries for radio astronomy arrays with RFI mitigation by spacial filtering
16:25 Grant Hampson: THEA RF beamforming calibration: results
16:45 Geoff Bower: RFI mitigation with RAP, the
Rapid Array Prototype
Friday, March 30th
09:00 Analog Filtering session chair: Ken Tapping
09:00 Reinhard Keller: Analog filtering (Rev.)
09:40 Prof. Chaloupka: HTSC filtering
10:00 Mike Davis: Characteristics of radio astronomy receivers relevant to the rejection of emissions in adjacent and near-by bands
10:20 cancelled
10:40 Cafe break
11:00 Monitoring standards and equipment session chair: Wim van Driel
11:00 Albert-Jan Boonstra: Radiofrequency monitoring: purpose, methods, and formats (Rev.)
11:40 Herold Dehling: Monte Carlo methods for measuring spectrum occupancy
12:00 Vincent Clerc: RFI monitoring and analysis at decameter wavelengths
12:20 Jader Monari: Sentinel II, a new system for RFI monitoring
12:40 Lunch
14:00 Conclusions of the workshop session chair: Klaus Ruf
14:00 All:
o foundation of IUCAF interference mitigation work,
o discussion of final report,
o identification of input to ITU-R WP7D