US Patent 10514689 Remote control methods and systems

An unmanned aerial vehicle (UAV) includes a first communication module, a second communication module, and one or more processors. The first communication module is configured to directly receive control data from a controlling terminal via a first communication link and the control data is used to control operations of the UAV. The second communication module is configured to transmit feedback data to a monitoring terminal via a second communication link. The monitoring terminal is located remotely from the UAV. The one or more processors are, individually or collectively, configured to terminate and reactivate the first wireless communication link based on one or more predetermined criteria.