WIRELESS SOCIAL NETWORKING ALGORITHM AND SYSTEM SUPPORTING DIRECT DEVICE COMMMUNICATION, AD-HOC COMMUNICATION,GROUP COMMUNICATION AND BROADCASTING

PURPOSE: A wireless social networking method supporting direct communication, relaying, group communication, and broadcasting between terminals and a system thereof are provided to establish bidirectional topology within a short time, thereby enhance usability. CONSTITUTION: A plurality of participants join a group conversation using limited resources. Users who are not able to join the conversation listen to the conversation using a broadcasting function which does not limit the number of listeners by establishing a group communication network. A plurality of wireless communication networks independently operate small groups like a wireless social group game. In case of an emergency situation, a plurality of the independent wireless communication networks, which operates separate small groups like a wireless social group game, are connected together and cooperates on emergency message receiving and rescue activities. [Reference numerals] (AA) A Slot; (BB) B Slot; (CC) C Slot; (DD) D Slot; (EE) Frequency 1; (FF) Frequency 2; (GG) Frequency 3; (HH) Frequency 4