analog signal

Prevention of Sudden Change False Protection of Analog Signal

模拟量信号突变误发保护动作的预防

Used to introduce the analog signal from the conversion to digital models.

一本英文书籍.用来介绍从模拟信号向数字型号的转换.

The two digital and three analog signal types are unique in the information each conveys.

这两类数字信号和三类模拟信号各自传递着独一无二的信号.

Design of Analog Signal Generator of Radar System

雷达系统模拟信号产生器的设计

The test results show that the Signal-to-Noise Ratio ( SNR) of this analog display module is up to the national standard.

测试结果表明，模拟视频模块输出信号的信噪比达到了国家标准要求。

A device that senses and stores the instantaneous value of an analog signal.

一种检测和存储模拟信号瞬时值的设备.

And then obtaining the system modal characteristic by analog signal analysis or digital signal analysis.

然后通过模拟信号分析或数字信号分析得到系统的模态特性.

The analog signal can be gathered without the analog module, therefore, the cost of analog module can be saved.

不用模拟模块也可采样到模拟信号，节省了造价较高的模拟模块。

Signal conditioners, which filter random electrical noise and smooth the analog signal emanating from transducing devices.

信号调节器, 用于滤除无规则电噪声和调整传感器发出的模拟信号.

A method of sampling and encoding analog signal to create a digital signal.

一种将模拟信号取样和编码从而产生数字信号的方法.

The device includes circuit of the analog signal regulating , AD converter, data transmitting and VXI interfacing.

充分结合了VXI消息器基接口的优点, 实现了高速数据采集 、 数据的快速和模块灵活控制三者的结合.

Before acting as the input signal of panel monitor, the analog signal must be processed by AD conversion.

这种模拟视频信号必须要经过AD转换后，才能成为平板显示器的输入信号。

Finally, this article detailed elaborated to the hardware design from the aspect of signal adjusting, analog quantity simulation, man-machine interface and so on.

最后，本文从信号调理、模拟量采集、人机界面等方面对装置的硬件设计进行了详细的论述。

Designed and developed the ability to detect analog signals, and can generate alarm signal systems.

设计并开发能检测模拟信号, 并能产生报警信号的系统.

PCM is a important method used to convert an analog signal into a digital one.

PCM是 用以将模拟信号转换成数字信号的一种重要方法.

To dissert how to realize detecting sonar system on hardware. Include hardware realization approach of analog signal pretreatment, digital signal processing, transmitter, receiving converter and system power supply.

论述如何在硬件上实现探测声纳系统，包括模拟信号预处理机，数字信号处理机的实现，发射机，接收转换以及系统的电源设计都给出了具体的硬件实现方案。

The Controller converts the analog signal of Touch Screen to digital signal converter.

控制器将触摸屏的模拟信号转化成数字信号.

Data record unit complete data acquisition, which records analog quantity data, parallel and serial digital data, parallel and serial graphic data from the signal source to CF card.

数据记录单元完成数据采集，把信号源发送的模拟量数据、并行和串行数字量数据、并行和串行图形数据记录到存储设备的CF卡上。

ANALOG-TO-DIGITAL, The process of converting an analog signal to a digital signal.

从模拟式到数字式,将模拟式信号, 转换成数值式.

The DAC is a circuit that converts a digital signal to an analog signal.

DAC电路的作用是将数字信号转换为模拟信号.

The experimental equipment for detecting pressure detects and controls the digital and analog signal.

耐压试验台要求在检测过程中,既有开关量控制又有模拟量检测.

The hardware of the system is composed of three parts: dispose the analog signal to be in the right range;

拨道系统的硬件部分为三个部分：对输入的模拟信号进行处理使信号的范围达到要求；

Consisting of DSP which is the core of the system, extra memory, analog signal collecting module, numerical signal controlling module and communicating module etc, the whole system carries out the tasks preferably.

整个系统以DSP为核心，通过外扩存储器、时钟、模拟量采集、数字量控制、通讯等模块较好的实现了系统设计要求。

The data is sent to A/ D through conditioning circuit, and then it is sent into PC by FIFO buffer through EZ-USB. After algorithm conversion, the D/ A conversion outputs analog signal to carry out real-time control.

采集的数据经调理电路送A/D模数转换，再由FIFO缓存器经EZ-USB送上位机处理。经算法变换后的数据，由D/A转换输出模拟信号，实现实时控制。

Analog-to-digital/ digital-to-analog converters is the bridge of the analog signal in the real-life world to digital signal, is a part of important component in analog chip.

模数/数模转换器是现实世界中模拟信号与数字信号沟通的桥梁，是模拟芯片中非常重要的单元。

Infrared touch screen software system has been developed based on the embedded real-time kernel μ COS-ⅱ. The program mainly contains the task of digital data collection for the analog signal of infrared receiver, the task of coordinate information of computing and the USB data communication.

红外触摸屏的软件系统是在精简的嵌入式实时内核μC/OS-Ⅱ基础上进行开发的，主要完成了红外接收管信号的数据采集、坐标信息的计算处理、USB通信等任务。

It's a part of Sigma-delta analog-to-digital converter, which converts the analog signal to digital domain.

它是Sigma-Delta模数转换器的一部分, 主要实现基带中模拟信号到数字信号的转化.

The input and the output of the traditional transmitting instrument are analog signal and the structure are simple, the function is unitary, which can only carry on the recuperation for the specific sensor signal.

传统的变送器器输入和输出都是模拟信号，结构简单，功能单一，只能为特定的传感器信号进行调理，当工业现场传感器繁多时，就需要多种调理器投入使用。

The controller used the deviation of average temperature and rate of change of the temperature deviation as the input signal, the analog quantity of PLC exports controlled the amount of oil gushed out of burning device and the temperature of the system was regulated.

控制器用平均温度的偏差和温度偏差变化率作为输入信号，PLC的模拟量输出用来控制燃烧器的喷油量，从而调节清蜡车控制系统的温度。

The analog signal contains high-frequency video information, which helps make up the picture.

模拟信号包括有助于构成图像的高频视频信息.