Over the years , as the technology of electronic components , microwave ics and high speed digital processor continue to improve , dbf " s practical value for phased array radar is increasing rapidly , and the application of dbf is not limited in one - dimension or subarray level 但随着近几年电子器件技术、微波组件技术和高速数字处理设备技术的发展， dbf技术在相控阵雷达中的应用获得越来越广泛的重视，其应用也不再限于一维或子阵水平。
Nowday the digital television is springing up soon . but its prevalence needs a long time . in this process , we should not only take full use of the system of traditional analog televion we have , but also improve the quality of the picture of analog television 在这个过程中我们既要利用现有的模拟电视系统，同时又要逐步的提高模拟电视的收视质量。目前市场上出现一种基于数字处理方法提高传统模拟电视信号接收质量的电视机，我们称它为数字处理电视。
( 3 ) on the basis of analyzing the trait of the unbalance signal , the dissertation brings forward the signal processing flow accordingly , the sampling and digital processing of the signals are described and the calculation of the rotate velocity and the fast computing method of the unbalance are presented ( 3 )在分析不平衡信号特征的基础上，设计了信号处理流程，介绍了振动信号的采样以及数字处理，研究了转速的测算以及不平衡量的快速计算方法。
It was found that they were fit for the lpi applications . on the digital signal processing , we studied the demand on compute ability for fast acquest . we designed a new signal form named ds - fh - th signal which costs less in processing but without any lost on the lpi performance 在信号的数字处理方面，分析了直接序列扩频雷达在信号捕获阶段对计算能力的要求，在不降低系统lpi性能的基础上，设计了ds - fh - th雷达信号，降低系统对计算能力的要求。
The digital circuit of the field intensity indicator is controlled by the single chip computer at89c55 with the peripheral chips 8155h , tlc1549 , x25645 , msc - m12864 and max232 . the signal is processed by the field intensity indicator with the result being displayed and stored 数字电路以单片机at89c55作为场强仪的核心芯片，结合外部芯片8155h 、 tlc1549 、 x25645 、 msc - m12864以及max232组成场强仪的数字处理电路，将信号处理并把结果显示保存。
This paper presents a design scheme of high performance fault oscilloscope based above technologies and states its structure of software and hardware and its performance with details ， in field tests the device represents such merits as multi - monitoring - channel , high sample frequency , good real - time performance , large capability of transmission data and so on 数字处理芯片dsp ，嵌入式计算机以及以太网通讯技术出现为微机型录波装置的性能改善提供了必要条件，本文介绍了一种基于以上技术的高性能故障录波装置的设计方案，详细地介绍了其软硬件结构和功能。
In the light of the pulse width of the radar wave , this paper deals with the difference and the relationship between the vertical resolution and the transverse resolution of the ground - penetrating radar , indicates the influence of the noise upon the resolution and , with practical examples , points out that the digital handling of the signal can greatly improve the resolution of the radar 摘要从雷达波脉冲宽度出发，阐述垂直分辨率与横向分辨率的区别和相互关系，并同时指出噪音对分辨率的影响，用实例说明讯号的数字处理能大大的改善分辨率。
It is exerting important action on specifically field . with the advancement of modern high - tech and flight development of computer technique , the technical problem and standardization problem to collection , digital transaction , measurement ， memory , searches , network transmit of ecg information have almost been resolved ， to establish data and information system of cardiovascular disease or ecg database has become one of central study aspect of medicinal information and electrocadiographic informatics in and out of national 随着现代高科技的进步和计算机技术的飞跃发展，心电信息的采集、数字处理、测量、存储、检索、网络传输等技术问题和标准化问题已基本解决，开发临床心电图数据信息管理系统乃至心电图数据库已成为近年来国际国内医学信息及心电学研究的主要方向之一。
