It deduces the interpolation formula of simultaneous sampling datum calculated by the asimultaneous sampling datum and uses Fast Fourier Transform (FFT) technology to calculate harmonic parameters.
在此基础上，导出了用非同步采样数据计算同步采样数据的插值公式，并根据复序列快速傅立叶变换（FFT）原理对插值后的采样数据进行分析和计算，从而得到电网谐波参数。
参考来源 - 电力网中谐波分析方法的研究Secondly, the system has a good SNR and high accuracy, which is own to the application of low noise, low-power, simultaneous sampling 12-bit A/D converter.
并选用低噪声、低功耗的12位同步采样AD转换芯片进行采集电路设计,既保证了系统的信噪比,又提高了系统测量精度。
参考来源 - 鱼探仪硬件实现·2,447,543篇论文数据，部分数据来源于NoteExpress
This card not only has the function of four-channel simultaneous sampling, but also has two channels for D/A, eight channels for digital I/O.
本卡不但具有四路同步A/D转换功能，而且还具有两路D/A输出功能和八路数字量输入输出功能。
This paper introduced a multichannel simultaneous sampling and data-collecting system based on MAX125. In this system 89c51 was used as the heart to perform the control function.
介绍了一种基于MAX125的多通道同步采样数据采集系统。该系统由89c51单片机作为控制核心完成控制功能。
This paper discusses all kinds of timing characteristics about real time data including external validity interval, mutual validity interval, sampling simultaneous interval, data deadline etc.
本文详细讨论了实时数据的各种定时特征，包括数据的外部有效期、相互一致性、采样同步性、数据截止期等；
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