Advanced Speech Watermarking for Secure Aircraft Identification

1
Advanced Speech Watermarking for Secure Aircraft
Identification

• Konrad Hofbauer
• PhD student, signal processing.
• Graz University of Technology, Austria.

Surpervisors Gernot Kubin (TU Graz) Horst Hering,
Vu Duong (EEC)
2
AIT Aircraft identification tag
Aircraft system
VHF channel
Ground system
Watermark Encoder
TX
RX
PTT switch
Data (e.g. SSR code, Mode S, tail nr.)
Watermark Decoder
Data and Security Information
PTT (Push To Talk)
3
Track1
Track3
Track2
Track 4
4
Target objectives
5
Thank you for your attention!
konrad.hofbauer_at_eurocontrol.int