The anti jamming capability of DS/SS communications systems can be enhanced significantly by interference suppression techniques.
干扰抑制是提高直接序列（DS）扩频通信系统抗干扰能力的重要手段。
The knowledge studies which according to oneself and unifies own ability, designed under one kind of extremely low signal-to-noise ratio condition short wave DS-SS communications system.
根据自己所学的知识并结合自己的能力，设计出了一种极低信噪比条件下的短波ds—ss通信系统。
The method can be used to estimate DS-SS parameters in non-cooperative communications.
该方法可用于非合作通信中直扩信号的参数估计。
Direct sequence spread spectrum (DS SS) technique has been widely used in military communications systems.
在军事通信中，直扩技术由于其诸多优点而获得了广泛的应用。
Direct sequence spread spectrum (DS SS) technique has been widely used in military communications systems.
在军事通信中，直扩技术由于其诸多优点而获得了广泛的应用。
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