伪噪声的英文

pn ( pseudo-noise )

pseudo noise

pseudo-noise

例句与用法

Traditional spread spectrum communication adopts pseudo - noise ( pn ) codes as spreading codes . however , pn sequence is fixed and periodic , which threatens the transmission security . self - encoded spread spectrum ( sess ) employs random spreading sequences that are extracted from the random information data , abandoning the fixed sequence
传统的扩频通信广泛采用伪噪声( pseudo - noise , pn )序列作为扩频序列, pn序列具有类噪声特性,但它实际上是确定的周期序列,容易被复制。
This method restructures the web source codes , the web noises are removed for the first time with it . and then skeleton paragraphs of web page content can be obtained by filtering division and paragraph clustering based on original paragraph sets . finally the web page content comes into being after
该方法将网页源代码进行线性化重构,然后利用重构后的代码进行网页噪声的初步去除,再经过原始段落集的过滤划分、段落聚类得到网页正文的脉络段落,最后通过吸收伪噪声段落生成网页正文。