开展对跳频通信对抗的研究，寻求截获，分选识别跳频通信信号方法，已成了当前通信对抗领域紧迫而困难的任务之一。
So researching the surveillance, interception and classification methods for FH signals has been a difficult and pressing task in communication countermeasure fields.
扫频式干扰、更高跳速碰撞干扰等新的干扰方法成为跳频通信系统电子对抗领域中又一重要研究方向。
New interference methods, such as sweeping frequency interference and faster-hop-collision interference, become a new focus of electronic countermeasures to FH communication systems.
基于混沌跳频码序列构造固有的确定性、非线性等特点，提出了对抗混沌跳频通信的非线性自适应预测对抗的新概念。
Based on the deterministic characterization of chaotic FH code construction and nonlinear dynamics of chaotic FH code, nonlinear adaptive predictive countermeasure method is proposed to interfere.
基于混沌跳频码序列构造固有的确定性、非线性等特点，提出了对抗混沌跳频通信的非线性自适应预测对抗的新概念。
Based on the deterministic characterization of chaotic FH code construction and nonlinear dynamics of chaotic FH code, nonlinear adaptive predictive countermeasure method is proposed to interfere.
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