采样保持器

该谱仪的模数转换器采用带采样保持器的14位高速ADC芯片和带USB接口的16位单片机，简化了电路，提高了性能；

By taking fast 14-bit ADC with track / hold circuit and 16-bit microcontroller with USB interface , the circuit of the spectrometer analog-digital converter is simplified , and the performance is improved .

应用采样保持器和低通滤波器控制混沌

Control Chaos Using a Sampling Holder and a Low Pass Filter

基于采样保持器的滤波电路研究

A Study on Filter Circuits Based on Sample-and-Hold Amplifier

一种25MS/s高精度采样保持器的设计

A 25 MS / s High Precision Sample-and-Hold Circuit

但在这种设计中，采样保持器保持误差电压是设计中最为关键的指标。

But the error hold voltage will be the key factor in this configuration .

本文提出的方案的特点是不需要采样保持器。

This paper proposes a new technique where no S / H is necessary .

完整解决方案：基准电压源和采样保持器。

Complete solution : reference and track-and-hold .

一种流水型40MSPS高速采样保持器

A 40 MSPS Pipelined Sample-and-Hold Circuit

本文分析了这两种情况下采样保持器的频域特性，并讨论了它们之间的等价条件。

The frequency domain characteristics of both cases are analyzed and the equivalent substitute conditions are discussed in this paper .

采用单片集成采样保持器来实现每周波无功电流峰值的采样与保持。

The peak value of idle current every period is sampled and held by using single-chip integrated sampling and holding .

通过将采样保持器设置在多路开关的前端，使电路具有同步采样的功能。

By putting the sample and holding IC in front of the multiplexer , the convertor can also do synchronous sampling .

介绍了一种正弦波的峰值检测方法，先用正弦波产生一个控制信号，再用此信号控制采样保持器采样。

This paper introduces a new method of peak value measurement . First , users produce a control signal according to the input sin wave , and then the signal is used to control the sampling holder .

地震数据采集系统中，采样/保持器（S/H）是一个基本电路器件。

In the seismic data sample system , the Sampler / Holder is a fundmental electronic device .

传统电力参数测量基于单片机、采样/保持器和通用A/D变换器，精度和实时性均较差，难以满足高精度实时测控系统要求。

Based on SCM , sampling-and-holding circuit and general A / D converter , the traditional measurement for electric power parameters has poor precision and real-time capabilities .

对于这种信号，在接收端用锁相环路恢复标准频率时，不能使用普通的鉴相器，必须用采样保持鉴相器。

For this signal , a general phase detector can not be used , sample-and-hold phase detector must be used in the phase-locked loop recovering the standard frequency signal .

在误差分析的基础上，提出选择采样频率、采样分辨率及采样保持器的综合准则。

Based on the analysis of errors in calculation , criteria to be used to select proper sampling frequency , sampling determination and sampling-holder is put forward .