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本文针对一种特定的离散时间混沌序列─—帐篷映射序列,讨论了其数字发生方法及其相关特性,提出了将帐篷映射序列用于保密通信的具体应用,结果表明,经二值量化的映射序列具有较理想的相关特性,将其作为加密序列,可获得较理想的保密特性,即使校长的明文-密文对被截获,也难以破译整个加密通信系统。
In this paper, a specific discrete-time chaotic sequence-tent-mapping sequence is discussed, and its numerical generation method and its related characteristics are discussed. A tentative application of the tent mapping sequence to secure communication is proposed. The results show that the two-valued quantization mapping The sequence has an ideal correlation characteristic, which can be used as an encryption sequence to obtain an ideal security feature. Even if the principal’s plaintext-ciphertext pair is intercepted, it is difficult to decipher the entire encrypted communication system.