Direct Sequence Spread Spectrum 直接序列扩频 ; 直接序列展频技术 ; 直接序列展频
Direct Spread Spectrum Sequence 直接扩频序列
chaotic spread spectrum sequence 混沌扩频序列
complex spread spectrum sequence 复合扩频伪码
direct spread spectrum sequence signal 直接扩频序列信号
direct spread spectrum sequence signals 直接扩频序列信号
Chaotic sequence is pseudo-random sequence. Therefore, it can better maximize the advantages of spread spectrum communication technology to replace the traditional spread-spectrum sequence with chaotic sequence.
所以用混沌序列替代传统扩频码可以更大限度地发挥扩频通信技术的优势。
参考来源 - 基于混沌扩频的水声通信技术研究First, we introduced the chaotic digital spread-spectrum sequence’s production method, the characteristic and the application performance, and made the PN characteristic simulation on the several kinds of chaotic spread-spectrum sequence produced by chaos mappings.
随后围绕着混沌数字扩频序列展开研究,系统地介绍了混沌二进制序列的产生方法、特点和应用性能。
参考来源 - 混沌扩频序列的性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Finally, making use of autocorrelation function characteristic of spread spectrum sequence, watermark information was detected. In the detection process, it is not requisite for initial carrier image.
最后利用扩频序列的自相关函数特征检测出水印信息，检测过程中不需要原始载体图像。
Afterward, we can gain spread spectrum sequence by sampling and quantizing the analog chaotic signals.
对输出的模拟混沌信号进行过采样和最优量化，可得到性能优良的扩频序列。
This paper proposes a problem that the error tolerance property of spread spectrum sequence influences the performance of spread spectrum system.
提出了扩频码（序列）容错能力影响扩频系统的性能的问题。
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