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A rundown of flight test (a) Pre-takeoff setup of flight test; (b) UAV “Son” starts the mission; (c) “Son” is out of radio range and communication with it is lost; (d) UAV “Mom” is deployed to the relay position; (e) Communication with “Son” is re-established after being relayed through “Mom”; (f) “Mom” and “Son” return to launch position; the mission is completed.
