group delay

群时延:在信号处理中
常用释义
群时延:在信号处理中,群时延是一个系统对信号频率分量的延迟。它表示系统对不同频率分量的相位响应的变化率。

例句

1·Based on the relationship between the group delay function and the cepstral coefficients, the denominator polynomial coefficients can be determined.

根据群延迟函数与倒谱系数之间的关系,可以确定分母的多项式系数。

2·The amplitude and group delay characteristics can be controlled exactly.

对幅频特性和群时延特性进行精细调整。

3·It results that the pulse deformation is caused by group delay of different modes.

得出多模波导脉冲畸变主要是模式不同的群延迟造成的。

4·Many published papers analysed range error by using group delay, it is not accurate enough.

以往的文献中,多用群时延来分析TT&C的测距误差,这种方法不够准确和全面。

5·Narrow band corrective functions with various group delay are introduced into the time domain.

在时域上引入了不同群时延的窄带校正函数。

6·A method of Group Delay measurement in Digital Radio System has been introduced in this article.

本文介绍了一种数字微波通信系统的群时延测量方法。

7·The amplitude frequency response and group delay response of SAW TVIF filters have been measured.

并测试了其幅频特性和群延迟特性。

8·In addition, the sufficient and necessary conditions for the group delay to be negative are given.

同时给出了群时延为负的充分条件和必要条件。

9·First of all, the reasons of the effects of BPF group delay on the OFDM system is deduced in theory.

首先从理论上分析了射频BPF的群时延特性对OFDM系统产生影响的原因。

10·The result of the research supplies a reference to the design of group delay of BPF in the RF system.

本文的研究结论为射频系统中设计发射机BPF的群时延特性设计提供了参考依据。