查询词典 data acquisition

At first we test and verify the communality between original design and data acquisition system with FIFO cache; then we quantitatively analyze the performance of data acquisition system with FIFO cache, and the results are satisfied.

在数据采集系统的改进设计和实现中：首先对加入FIFO缓存后数据采集系统工作的一致性进行了验证；然后对加入缓存后系统的工作性能进行了定量分析得到了较为理想的结果。

This article, taking data acquisition and the monitoring system theory as a background, taking as real-time signal processing design TMS320 series DSP is the control core specially, using the CAN bus communication. Using Visual C++ developing compter monitoring system, has composed high speed, real-time data acquisition and processing system.

本文以数据采集和监控系统理论为背景，以专为实时信号处理设计的TMS320系列DSP为控制核心，采用CAN总线通信、Visual C++开发的上位机监控系统组成了一个高速、实时数据采集与处理系统。

ABSTRACT Data acquisition and processing system of target diagnostication in Inertial Confinement Fusion experiments are very important parts, which support acquisition, storage and processing of target-diagnostic data.

ICF实验靶物理诊断系统中的数据采集和处理系统是ICF实验中的重要组成部分。

And the improvement of high-resolution data acquisition system will push the development of the technique in data acquisition.

对高分辨率地震数据采集系统的改进方案对今后高分辨率地震数据采集技术的发展具有强大的推动作用。

In the data acquisition system, CD4051 and AD574- the A/D transform, are used as hard core to receive the signal from the infra-red ray temperature sensor; the data acquisition depend on CPU; in the keyboard/ display system, a 74LS48 as the driver to drive LED works; in the warning circuit, I used two color LED and a buzzer as one unit to work; DAC0832 converter is the center of the D/A transform; execution unit, I used DDZIII type electromotive unit; the auto-man, it is a disabling of the other control circuit, this can secure production all the time.

在数据采集部分，以多路开关CD4051和AD574模/数转换器为核心接收来自红外线传感器的信号；数据处理依赖CPU；键盘/显示部分，以74LS48驱动LED数码管工作；报警单元，采用了双色LED加蜂鸣器的组合；D/A转换采用了DAC0832转换器；执行器采用DDZIII型电动执行器；手/自动切换装置则屏蔽了之前的电器部分，安全可靠。

Two connecting methods,i.e. the method of code interface node and the method of calling dynamic link libraries, are introduced by analyzing the characteristics of Chinese data acquisition board and virtual instrument software Labview.A new method that can develop the driver of Chinese data acquisition board with Labview is presented.

所谓虚拟仪器实际上就是一种功能意义上的仪器，它充分利用计算机技术，在有限的基本硬件支持下，通过软件来实现各种仪器的功能，是具有仪器功能的软硬件组合，用户可以根据自己的需求更改或重新定义仪器的功能，其价格性能比也远远优于传统仪器。

This acquisition system stable usage in the meeting attendance system based on second-generation ID card shows that the design makes the data query, storage and read more convenient and can easily switch to nonself data acquisition mode, which can be referred by similar applications.

系统稳定地应用于基于二代身份证会议签到系统的实践表明，这种设计方式对数据查询、存储、读取带来了较大方便，并能方便地切换到非自主数据采集模式，可为同类应用借鉴。

A new type of low2powerMCU realizing embedded USB high2speed, high2p recision data acquisition system design scheme was introduced. The design takes the low powermicrocontroller2based control STC12C5410AD with A / D converters in it as the control chip, connects a high degree of integration UART to USB chip, realizes the embedded data acquisition system USB interface design.

介绍了一种利用新型低功耗单片机实现USB嵌入式的高速、高精度的数据采集系统的设计方案；该设计以内藏A /D转换器的低功耗单片机STC12C5410AD为主控制芯片，连接高集成度的UART转USB芯片CP2101，实现嵌入式数据采集系统的USB接口设计。

Compare with other traditional data acquisition modules, the salient point of this system is that it can access Ethernet, achieved remote data acquisition. At the same time embedded by the uC/OS-II operating system, achieved a multi-task operating environment. In addition the system construct a kind of flexible 32-bit embedded hardware system composed by SOPC technology. The system can add or reduce components freely according to the requirement of customers.

与传统的数据采集模块相比，本系统的主要特点是可接入以太网，实现远程数据采集；同时系统嵌入uC/OS-II操作系统，实现了多任务的操作环境；另外本系统结合了SOPC技术在FPGA上构建了一个灵活的32位嵌入式硬件系统，该系统可以根据用户的需求进行自由裁剪。

According to these theories, a special mechanical test platform is established, the design and debugging of the temperature signal processing board are finished and the data acquisition and analysis system about the High speed motorized spindle is established based on the PC and data acquisition card.

在上述理论研究的基础上，搭建了高速电主轴专用的机械平台，完成了温度信号调理板的设计与调试，并构建了基于PC+数据采集卡的高速电主轴数据采集及分析系统。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。