数字数据

The nRF903 single chip RF transceiver was employed to modulate and demodulate for data transfer. The system is made up of two separate parts: collection and reception. The collection part digitalizes the signal from the sensor and sends it out using wireless digital transmission technology.

该系统由采集和接收两部分组成：采集端将传感器的输出信号进行模数转换，利用无线数字传输技术将数据发送到接收端，在接收端对数据进行存储和显示。

A measurement scheme is proposed by theoretical analyzing and experiment, which is a mutidiscipline method relating to optics, precision mechanism, electronics, computer science and control technology. In the designing of the controller, a fourfold phase photoelectric battery is used as the photoelectric incepted sensor, an ADuC812 chip is used to sample data and a incomplete numeric differential PID arithmetic is adopted in the control system.

通过理论分析和试验研究，设计了一套涉及光学、精密机械、电子、计算机和自动控制等多学科技术的测量控制方案，建立了以光电池为光斑位置信号检测传感器，采用ADuC812数据采集芯片进行数据采集和不完全微分数字PID控制算法的跟踪测量控制系统，通过跟踪测量实验验证了这种方法的可行性。

The data output of digital recording equipment is in multiplexed format whereas most data processing is done in trace-sequential format.

数字记录装置的输出数据是多路编排格式的，而大多数数据处理都是按道序传输格式进行的。

The system numbers all struts using newfashioned digital recognition component -information button which is anti-jamming, corrosion-resisting, easily numerated and written, The portable data acquisition instrument on-site collec...

该系统采用一种抗干扰、防腐蚀、易读写的新型数字识别器件—信息钮扣对所有支柱进行编号，由便携式数据采集器现场采集、存储支柱编号及时间，并通过RS232／RS485转换器与计算机进行数据通信，将支柱信息准确、实时地传输到计算机的支柱数据库，由中文管理软件系统对数据库进行自动处理，实现信息查询、支柱报警、费用统计、报表显示与打印等功能。

But the complex of the Voronoi algorithm of line sets and area sets in vector limits its application in GIS.

为了有效地在全球范围内存储、提取和分析空间数据，迎接&数字地球&的挑战，把地球数据直接制作在球面上则是全球GIS发展的必然趋势。

The recoder a broadband digital instrument of large dynamic range, and can be used for recording earthquake data on the ocean bottom or in remote land areas.

海底地震数据记录器是一种大动态、宽频带数字仪器，能用于海底或陆地边远地区记录地震数据。

Relation equation between blackbody temperature and two color gray ratio of thermal radiation image was set up.

3进行激光熔池测温专用软件需求和可行性分析，描述了激光熔池热辐射图像的数据流程，采用模块化思想进行软件设计，基于数字图像处理技术，开发出一套激光再制造熔池测温专用软件，详细介绍了热辐射图像的数据采集、输入/输出、图像处理、温度计算模块及程序设计开发。4介绍了常用黑体辐射源的结构、加热控温方式和性能评价方式，对不同类型的黑体辐射源进行了详细描述，选择中国计量科学研究院的标准高温黑体辐射源进行温度标定，建立了热辐射图像比色值与温度之间的对应关系。

In this paper, the authors analyse and deduce the CCD image digitizers , DSP processor, communications interface and a method of asychronous communications.

提出了一种基于DSP的CCD信号高速数据采集与处理系统的设计方案，对其中的高速 CCD信号数字转换器、DSP控制以及数据通讯接口等内容进行了讨论，提出了更为有效的异步控制方式。

A new algorithm of discrimination between inrush currentand fault currentof transformer is brought forward based on self- correlation analysis,which is to calculate self- correlation coefficients of variant periods after analyzing the sam pling data and then discrim inate between inrush current and fault current by using the m agnitudes of the calculated coefficients.

提出一种利用数字信号处理中的相关函数的基本概念，对采样数据进行分析，计算采样数据在不同时段上的自相关系数，利用自相关系数的大小来区分变压器励磁涌流和内部故障差流的新方法。

Using the X-band raw data from SIR-C/X-SAR, we have succeeded in the formation of an actual spaceborne two-pass InSAR Digital Elevation Model.

用SIR-C／X-SAR的X波段的原始数据，实现了真实数据下星载双航过InSAR的数字高度地图。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。