Theory and technology of cloud computing for digital communication Theory and technology on blind signal processing of communication Theory and technology of particle damping for vibration reduction Theory and technology on blind source separation of communication signals 并列题名：Theory and technology on blind signal processing of communication theory and methodology of competition and cooperation System theory and technology of in-band full-duplex underwater acoustic communication 并列题名：Theory and technology on blind source separation of communication signals Principle and technology of chaotic secure communication Theory and technology of cloud data secure storage and searchable encryption