Then, we discuss jitter 's influence on Signal-to-Noise Ratio of data acquisition system and skew' s influence on consistency of orthogonal sampling of high speed acquisition system in detail.
随后，详细讨论了高速数据采集系统中抖动对数据采集系统信噪比的影响和偏移对正交采样一致性所产生的影响。
High-performance data acquisition is needed in some high speed and high precision measurements when signal measurements, image manipulation and audio frequency signal process are taken.
在信号测量、图像处理、音频信号处理等一些高速、高精度的测量中，都需要进行高性能数据采集。
The jitter error brought in by the aperture jitter increases as the frequency increase of the input signal in high speed data acquisition systems, thus it degrades the system's SNR.
结果表明，孔径抖动引起的孔径误差随着高速数据采集系统输入信号频率的升高而增大，由此将引起系统信噪比的下降。
For example, the characteristics of data acquisition system for sample oil pressure signal of an injection system are of high speed, and special synchronization.
如对喷油系统油压信号的采集，即需要具有高速采集数据的性能，又要能满足特殊同步的要求。
System debug and performance test of the high-speed data acquisition system. Acquire and process the IF LMF signal.
数据采集系统的联调和性能测试对中频线性调频信号进行了采集和处理。
High-speed infrared image acquisition system is the basis of the infrared signal processing and information-processing.
高速红外图像采集系统是红外信号处理与信息处理的基础。
An acoustic emission (AE) test rig with signal acquisition virtual instrument system has been developed for engineering ceramics high speed deep grinding.
建立了工程陶瓷高速深磨中声发射的实验系统，自主开发了其中的声发射信号虚拟仪器采集系统。
Hardware circuit design of the high speed multi-channel signal acquisition processing system based on VME and the PCI two kind of computers bus is the main part of this thesis.
基于VME和PCI两种计算机总线的高速多通道信号采集处理系统的硬件电路设计是本论文的主要部分。
As the important part of data acquisition system, high-speed pulse signal generator is commonly used in self-detection and test of the system.
高速脉冲信号源是数据采集系统的重要组成部分，常用于系统的自检与测试中。
This system can be widely used in apparatus which needs high-speed data acquisition and high-speed digital signal processing.
本系统具有较强的通用性，可以应用于各种需要高速数据采集与高速数据处理的仪器之中。
For example, the radar signals, signal interference, such as information collection and processing, using only high-speed data acquisition can be achieved.
譬如，雷达信号，干扰信号等信息的采集与处理，只有借助高速数据采集才能够实现。
A novel real-time acquisition and storage system have been implemented for high-speed mass data of radar echo signal in track wave gate on the track-while-scan radar.
并由此实现一种新颖的解决了跟踪雷达对跟踪波门内的雷达回波信号的高速大数据量信号实时采集和存储系统。
Aiming at data acquisition of radar echo signal with low SNR, IF band-pass sampling concept is proposed. High-speed acquisition card PCI_9820 is used to sample in real-time and store data.
针对低信噪比的雷达回波信号数据采集，文中给出了中频带通采样方案，并选用PC I_9820高速采集卡实时采集和存储数据。
Aiming at data acquisition of radar echo signal with low SNR, IF band-pass sampling concept is proposed. High-speed acquisition card PCI_9820 is used to sample in real-time and store data.
针对低信噪比的雷达回波信号数据采集，文中给出了中频带通采样方案，并选用PC I_9820高速采集卡实时采集和存储数据。
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