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In the context of aeronautical communications, the transmission of ATS/AOC services data might be critical and some applications require a reliable transmission with important delay constraints for 95% of the application data. When channel codes implemented at the physical layer cannot rebuild packets and forward them to the link layer, retransmissions can be introduced to overcome this problem. The multiple retransmission at diﬀerent layers might decrease the transmission delay and ensure the reliability of the transmission.
3. 8 ; 2763] [Eb/N0 [dB] ; Packet size [bytes]] no ARQ/HARQ ARQ HARQ Fig. 4. 4, Figure 4 shows that in this example (large packets in high PER conditions), in order to decrease the transmission delay, more capacity is exploited to transmit one single data packet thus increasing the risk of jamming the system in high load conditions. 46 N. Kuhn et al. As shown, in some speciﬁc use cases, link layer retransmissions are beneﬁcial. This experiments also show that this link layer retransmissions have a cost in terms of capacity usage.
233679. 2 (Integrated approach to network centric aircraft communications for global aircraft operations). References  EUROCONTROL, Long-Term Forecast: IFR Flight Movements 2008-2030. 0) (2008)  EUROCONTROL, Traffic Demand in Europe: Short-Term Falls But Modest Rises in the Long Term. SkyWay, p. 13 (Winter 2012)  EUROCONTROL/FAA Memorandum of Cooperation, Action Plan 17 Future Communications Study, Final Conclusions and Recommendations Report, November 2007.  SANDRA. aero  ICAO, Manual on VHF Digital Link (VDL) Mode 2.