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Spectrum Engineering

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Introduction

Spectrum Engineering has responsibility for co-ordinating UK positions on sharing and compatibility issues within the international fora, including, CEPT/ERC WGSE, CPG, ITU and WRCs.

Spectrum Engineering work in progress

Leading issues which are not service specific, such as:

bullet point development of ITU Spectrum Strategy based on DSI process
bullet point unwanted emissions and protection of sensitive services
bullet point preparation of an ITU Radio Data Dictionary for spectrum management database design
bullet point sharing between various services around 5GHz

Co-ordinate Agency and UK positions in WGSE and ITU-R Study Group 1, such as

bullet point spectrum sharing studies in support of WRC-2003 and WRC-2006 agenda items
bullet point review service definitions for wireless interactive multimedia applications
bullet point spectrum sharing in the band 2.7 - 3.4GHz

Spectrum Engineering Advanced Monte Carlo Analysis Tool (SEAMCAT)

SEAMCAT is a compatibility analysis tool which is applicable to the study of a wide range of radiocommunications interference scenarios and operates on PC-based platforms. The software was funded and developed by a group of European administrations, operators and manufacturers within the framework of CEPT. The Radiocommunications Agency is a founder member of this group.

Statistical simulation techniques, such as Monte Carlo, are widely accepted to be the most realistic way to simulate the modern radio environment. Traditional 'worst case' calculations tend to produce results with considerable safety margins. While this may be desirable, or even essential, when considering safety of life services with very stringent protection requirements, it can lead to inefficient spectrum management if applied to all services.

The SEAMCAT software is distributed by the European Radiocommunications Office (ERO). It is available either on CD-ROM, or by downloading from the ERO web site: www.ero.dk. The software is fully functional and free of charge. Arrangements have also been made with the ITU for SEAMCAT to be included in the ITU Catalogue of Software. An ITU Report on SEAMCAT is currently in the approval process.

For further information on SEAMCAT, please contact Steve Bond: steve.bond@ra.gsi.gov.uk

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