分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。
The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).
在介绍一种基于TH - PPM调制方式的超宽带通信系统的基础上，深入讨论了一种并行检测接收机方案并分析了其工作原理。
On the basis of an introduction of TH-PPM UWB communication system, this paper advances a parallel detection receiver scheme.
接着论文具体分析和推导了几种典型的超宽带信号的时域表达式及其功率谱密度，PPM-TH-UWB信号、PAM-TH-UWB信号和PAM-DS-UWB信号都是本文研究的对象。
The paper analyses and deduces the temporal expression and PSD of multiplicate typical UWB signal. PPM-TH-UWB and PAM-DS-UWB are the object in the research of paper.
应用推荐