RA logo  Ionospheric Effects on Radio Systems Task Group

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The Task Group provides a forum for researchers and system users in the UK for the reporting, discussion and dissemination of research results and activities on the effects of the ionosphere on radiowave propagation and related communication systems aspects. Such systems include radar, navigation and radiolocation.

* About the Task Group
* Points of contact in organisations represented on the Task Group
* 1998 Technical Working Party report
* Links to members' websites and a few others
* Downloads

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About the Task Group

The terms of reference of the TG are as follows:

To provide a forum for the reporting, discussion and dissemination of research results and activities on the effects of the ionosphere on radiowave propagation, related communications system aspects including radar, navigation and radiolocation, the effect of extreme space weather on propagation in all frequency bands, and the noise environment. The Task Group may also consider ground wave effects at frequencies where propagation can also occur via the ionosphere (e.g. in the MF broadcast bands).

To initiate and promote collaborative studies, including international study programmes, on aspects of ionospheric radiowave propagation and related topics.

To identify topic areas where further study is needed.

In considering the above topics to note current and developing priorities in the use of systems which are affected by the ionosphere. For example, the use of adaptive and frequency agile MF/HF communications, the introduction of digital modulation methods, the demand for higher data rates, techniques for the improvement of spectrum utilisation, the impact of PLT and DSL technologies, and trans-ionospheric effects on satellite-to-satellite and satellite-to-ground systems (e.g. GPS and GALILEO).

The TG holds twice-yearly meetings, one of which is held away from the RA giving us the opportunity to visit various establishments and to view their facilities. Recent meetings have been hosted by the University of Leeds, QinetiQ, the University of Wales at Aberystwyth and Lancaster University.

Many of the TG members are active within the EU COST-271 Action on the Effects of the Upper Atmosphere on Terrestrial and Earth-Space Communications. More information on this activity can be found by clicking here

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Points of contact in organisations represented on the Task Group

* Dr Michael Warrington, University of Leicester (TG Chairman)

* Martin Skingley, Radiocommunications Agency (TG Secretary)

* Stephen Ablett, Dstl, Malvern

* Dr Matthew Angling, QinetiQ, Malvern

* Dr Ljiljana Cander, RCRU, Rutherford Appleton Laboratory

* Prof Farideh Honary, University of Lancaster

* Prof Len Kersley, University of Wales, Aberystwyth

* Dr Eleri Pryse, University of Wales, Aberystwyth

* Richard Stamper, WDC, Rutherford Appleton Laboratory

* Nigel Wheadon, BAE SYSTEMS Advanced Technology Centre

* Gwyn Williams, Radio Society of Great Britain

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1998 Technical Working Party report

This report gives a brief account of most of the research into high frequency (HF) systems and the ionosphere which was being undertaken in the UK in 1998, together with descriptions of national research facilities.

It was prepared by the Technical Working Party on HF Propagation and Ionospheric Effects, which was a working party of the Radiocommunications Agency National Radio Propagation Committee. This working party has since evolved into the present Task Group on Ionospheric Effects on Radio Systems.

The report is the compilation of accounts written by researchers on their own work. It is hoped that the report will help interested parties in their aim of maintaining an active and relevant research base in radio propagation, and that it may be updated occasionally.

Download a copy of the report in PDF format

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Links to members' websites and a few others

BAE Systems Advanced Technology Centre

Telecommunications, Space and Radio Research Group, University of Bath

COST-271 Action

Ionosphere and Radio Propagation Group, Lancaster University

Department of Electronic and Electrical Engineering, University of Leeds

Radio Systems Research Group, University of Leicester

Radio and Space Plasma Physics Group, University of Leicester

Institute of Engineering Surveying and Space Geodesy, University of Nottingham

Centre for RF Propagation and Atmospheric Research, QinetiQ Malvern

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Downloads

Opens a  PDF document Slides of some IERS-TG members' work presented at the RRAC Open Forum held in London on 15 November 2002. Note that the work presented is not necessarily funded by the RA
opens a  PDF document Agenda for the 21 November meeting
opens a PDF document Slides from Dr Marcio Aquino's presentation to the TG on Ionospheric Scintillation Effects on GPS Measurements. 21 November 2002
opens a  PDF document Slides from Nigel Wheadon's presentation to the TG on problems with REC533. 21 November 2002

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Author: Dr Mike Warrington