Patent attributes
A source terminal reflects user information of a communication destination terminal in setting information for ad hoc communication, and establishes an ad hoc network by notifying management information including the setting information to terminals surrounding its own terminal. The communication destination terminal monitors the user information of its own terminal in a received management information, and judges that the call is for its own terminal when the user information of its own terminal exists, and reflects the setting information including in the management information in the setting information for the ad hoc communication, and executes the ad hoc communication with the source terminal by participating in the ad hoc network. Then, ad hoc communication processes, manually executed conventionally, is executed automatically.