US Patent 10926658 Communication system, server, and terminal

A provider terminal transmits, to a server, (i) location information for specifying a location of a power supply facility for supplying power to a vehicle and (ii) an acceptance period for accepting the supply of power at the location. The user terminal transmits, to the server, (i) a desired location for the supply of power to the vehicle and (ii) a desired starting time for the supply of power to the vehicle at the desired location. The server includes: a provision DB configured to store one or more pieces of association information in which respective pieces of location information are associated with respective acceptance periods; a determination device configured to determine a power supply facility corresponding to the desired location and the desired starting time; and a communicator configured to notify a location of the power supply facility.