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A new chaotic spread spectrum communication system FFH-FMDCSK is presented, which is based on FMDCSK and fast frequency hopping techniques. 本文提出一種基於差分混沌頻率調制（FMDCSK）的快速跳頻擴譜通信系統（簡稱FFH-FMDCSK）。
Therefore, researching particle filtering techniques and its applications in the chaotic spread spectrum DS-CDMA system has great theoretical and practical significance. 因此，開展對粒子濾波技術及其在混沌擴頻DS-CDMA通信系統中的應用的研究具有重要的理論與現實意義。