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Interference From Non-Aeronautical Systems European Views

Presented by

John Mettrop

UK CAA/FMG Chairman

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Power Line Communication / Power Line Telecommunications

Purpose Provision of signalling, High speed internet

Potentially Affect Services NDB, HF Communications

Documented Cases of Interference 1960 Aircraft accident in Switzerland Interference to ARINC HF in San Francisco

Solution Avoidance of frequencies

Studies ECC Report 24 May 2003 http://www.ero.dk/documentation/docs/docfiles.asp?

docid=1941&wd=N

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Faulty Baby Alarms

PurposeMonitoring baby activity during sleep

Potentially Affect ServicesVHF Communications

Documented Cases of InterferenceNumerous in the UK

SolutionSupply replacement unit

StudiesNone

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Industrial/Scientific/Medical 5th Harmonic of 27 MHz

PurposeVarious including RF drying ovens for biscuits etc

Potentially Affect ServicesVHF Communications

Documented Cases of InterferenceNumerous within the UK

SolutionRetune centre frequency of the RF unitBetter RF Shielding

StudiesNone

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Cable TV

Purpose Provision of television and internet services

Potentially Affect Services ILS, VOR, VHF Communications

Documented Cases of Interference Numerous in Germany and Belgium Initial Problems in the UK

Solution Improved termination of cables Frequency avoidance

Studies ECC Report 24 May 2003 http://www.ero.dk/documentation/docs/docfiles.asp?

docid=1941&wd=N

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Wireless Cameras

PurposeWireless CCTV cameras

Potentially Affect ServicesDME, SSR, GNSS

Documented Cases of InterferenceSee WG F Working Paper 9

SolutionConfiscation Prosecution

StudiesNone

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GSM On-board Aircraft

Purpose Provide mobile phone communications in flight

Potential Impact Interference to Aircraft Systems Passenger Behaviour (Air Rage) Interference to Ground Non-Aeronautical Services

Studies RTCA 202 (on-going) Eurocae WG58 (on-going) CEPT SE 7 Technical Report (on-going)

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Windfarms 1

Purpose Renewable Energy Provision

Potentially Affect Services Radar (ILS, MLS, VHF Communications)

Documented Cases of Interference See next slide

Solution Objection to Development

Studies None published Work on-going

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Windfarms 2

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Questions