The characters of phase shift and group delay are controlled by the number and position of zeroes and poles.
而滤波器的零点、极点个数及其位置又完全决定了其相移和群延迟的性质。
The purpose of optimizing phase response characteristic is to obtain flat group delay characteristic at Pass band.
而对相频特性优化的目的是要在通带内获得平坦的群时延特性。
The abnormal group includes early phase positive, delay positive and all three phase positive sets.
显像异常组包括早期相(血流相和血池相)异常，延迟相异常以及三相骨显像均异常。
The systems transfer function is analyzed, especially the one of the filter which is connected between VFD and the phase detector, and it should be established on the group delay concept.
根据功能，认为变频器输出电压滤波器的传递函数需要使用群时延概念，为更精确地分析这类问题提供了依据。
This paper defines phase and group delay distortion of audio system based on point view of linear system analysis and the physical meanings of group delay is discussed.
本文从线性系统分析的角度定义了音响系统的相位和群延迟失真，并讨论了所定义的群延迟物理意义。
The effects of the square wave cycle, phase, duty cycle and the fiber coil group delay and amplifier gain bandwidth on the bias error of closed-loop FOG were analyzed by simulating and testing.
通过仿真和测试分析了调制方波的周期、相位、占空比、光纤环的群延时以及放大电路的增益带宽对陀螺输出偏置的影响。
This group-delay equalizer can follow any type of HTS microstrip filter in order to reduce phase distortion, enhance group-delay performance, and improve communication quality.
该群时延均衡器能与不同类型超导微带滤波器级联，实现相位均衡，减小相位失真，改善接收机前端信号群时延特性，提高通信质量。
The Anritsu MS4661A can provide a wealth of knowledge about a device under test (DUT), including its magnitude, phase, group-delay response.
该安立ms4661 a可以提供丰富的知识，对设备进行测试(dut)，包括其幅度，相位和群延迟响应。
The Anritsu MS4661A can provide a wealth of knowledge about a device under test (DUT), including its magnitude, phase, and group-delay response.
该安立ms4661 a可以提供丰富的知识，对设备进行测试(dut)，包括其幅度，相位和群延迟响应。
Through these measurement and analyse, bring forward the method to reduce the chirp FBG device's group delay ripple, phase ripple and optimize it's PMD and PDL.
通过如上性能的分析和测试，提出了降低啁啾光纤光栅器件时延波动、相位波动，优化其偏振模色散与偏振相关损耗的方法。
Through these measurement and analyse, bring forward the method to reduce the chirp FBG device's group delay ripple, phase ripple and optimize it's PMD and PDL.
通过如上性能的分析和测试，提出了降低啁啾光纤光栅器件时延波动、相位波动，优化其偏振模色散与偏振相关损耗的方法。
应用推荐