Fig. 1. Overall framework of the ORCA system

Fig. 2. Compensation effect with and without AO

Fig. 3. Overview chart of FOENEX

Fig. 4. FOENEX link ground station node（shown are the two lasercom and one RF terminals）

Fig. 5. FOENEX link aircraft node. There are two lasercom terminals, one overwing and one beneath the aircraft nose

Fig. 6. Data showing link configuration and ranges of the four-node hybrid FSO/RF network

Fig. 7. Floating platform and laser communication terminal (Loon)

Fig. 8. Topology of laser communication of the Aquila UAV-UAV and the UAV-ground

Fig. 9. Diagram of Aquila airborne terminal physical and payload^[26]

Fig. 10. Laser link and terminal physicial between GEO-aircraft(LOLA)

Fig. 11. The terminal on the aircraft(ARGO)

Fig. 12. Laser terminal on the ground station(ARGO)

Fig. 13. System overview of the DoD fast laser communication system

Fig. 14. System diagram of laser communication based on Ultra Air project

Fig. 15. Sky network system of Airbus