digital sampling造句
例句与造句
- Signal ' s analog to digital sampling and fft based on tms320lf2407 dsp are studied ; 4
采用tms320lf2407dsp对信号的采集与fft处理分别进行了研究； 4 - The model error and instrument error of digital sampling measurement algorithms were investigated comprehensively
全面地研究了数字采样计算式功率测量方法的误差模型和仪器误差。 - It is followed by digital sampling , windowing , noise filtering , endpoint detection , time - domain vector and transform - domain vector
内容涉及语音信号的数字化、加窗处理、预加重滤波、端点检测，及时域特征向量和变换域特征向量。 - In order to service different clients , the project ministry uses different software to handling the documents , file transferred , digital sample making & output the films
为了满足不同客户的需求，工程部供有各种电脑软件，负责客户文件资料处理，文档转换，数码打样，菲林输出等。 - Together with computers , the instrument can construct a powerful test system . in order to realize the functions of this system , the advanced sampling technology - under sampling technology , is used in the digital sampling module
基于usb接口的数字存储示波器，具有方便、易用、灵活等优点，而且成本低廉、功能强大，可以对信号的频谱进行分析。 - It's difficult to find digital sampling in a sentence. 用digital sampling造句挺难的
- This thesis studies a measuring system of three phrase electricity parameter based digital sampling method . its function includes the measuring of current , voltage , fre - quency , phrase , factor , active power and energy , reactive power and energy
本文主要研究基于数字采样测量方法中的同步采样法设计的三相电参数测量系统，主要功能包括电流、电压、频率、相位、功率因数、有功功率、电能、无功功率、电能等的测量。 - The paper discusses the advent and development of digital sampling theory , inc - luding the synchronous sampling method ， asynchronous sampling method and quasi - synchronous sampling method . of all the methods , hardware synthronous sampling method cost less and its software is small
本文简述了数字采样原理的产生和发展，对数字采样法中的三种主要方法即同步采样法、非同步采样法、准同步采样法做了基本介绍，并分别对其特点进行了比较。 - A process for speaker - dependent and isolated - word speech recognition system is presented starting from preprocessing i . e . digital sampling , noise filtering , windowing and so on . it is followed by endpoint detection and pick - up parameters of speech signal . methods for speech recognition are discussed as well
本文循着一个特定人孤立词语音识别系统的处理过程，从信号前端处理(数字采样、预加重滤波、加窗分帧)开始，分别介绍了语音信号的端点检测、特征参数提取以及孤立词识别方法，并对每个步骤可用的几种方法在实验基础上进行了分析对比。 - Configuration and principle of sigma - delta a / d converter are simply analyzed in this paper , and the sigma - delta a / d converter is used in this measurement system . the history and development of digital sampling method are simply introduced in this paper . the important digital sampling " methods which include synchronous sampling method , asynchronous sampling method and quasi - synchronous sampling method are simply introduced and their specialties are compared in this paper
本文中对? a d转换器的结构和原理进行了简要的分析，并将其用于测量系统；简述了数字采样原理的产生和发展，对数字采样法中的三种主要方法即同步采样法、非同步采样法、准同步采样法做了介绍，并分别对其特点进行了比较。 - Taking the industrial computer as the kernel , the system structure was simplified by extending the multi - channel in one piece of cpld , the servo - control precision and working stability were improved effectively by the full digital sample of the signal for speed circuit and position circuit . and the advantages of the system are simple 、 low ? cost and stable
以工控机为核心,在位置反馈信号采集调理过程中对单片cpld进行多通道扩展以简化系统结构,并通过对速度回路和位置回路的信号的全数字采样,有效的提高了伺服控制精度及工作稳定性,使系统具有结构简单、成本低廉、性能可靠等特点。 - In image enhancing aspect , it studies medium filtering algorithm ~ vector filter and image sharpen algorithm . according to the characteristic of digital sampling , a new image sharpen algorithm is given , and it is more effective . in image compressing aspect , it mainly studies the jpeg algorithm
在图像增强方面，主要研究了中值滤波算法、矢量滤波算法、锐化算法以及两种数字变焦算法，并根据数码相机采样的特点，提出了一种更适合于数码相机的锐化算法，取得了较好的效果：在图像压缩方面，主要研究了jpeg压缩标准及顺序算法实现，并将这些算法用于软件开发中。 - Supported by heilongjiang province natural science foundation projects " research on the errors mechanism of time division a . c . power measurement " ( no . e9719 ) , " research on theory of analog digital mixed sampling power energy measurement " ( no . e01 - 15 ) and foundation for university key teacher by the ministry of education " the research on the low audio frequency a . c . power measurement smart instrument " ( no . 1087 ) , in this dissertation it is made that a systematic and deep study on power measurement model errors and instrument errors about analog sampling , digital sampling and mixed sampling measurement , and fully experiments about mixed sampling measurement
本学位论文在黑龙江省自然科学基金资助项目“时分割交流功率测量原理误差产生机理的理论研究” （编号： e9719 ） ， “模拟数字混合采样功率与电能测量的理论研究” （编号： e01 - 15 ）和教育部高等学校骨干教师资助计划项目“中频电功率测量智能仪器的研制” （编号: 1087 ）的资助下，以电功率模拟采样测量、数字采样测量和混合采样测量方法为对象，对电功率测量的原理误差和仪器误差进行了系统和深入的理论研究和有关的实验研究。 - Conversion of signals from if analog into digital samples carrying phase and amplitude information has been traditionally implemented in the form of two parallel if to baseband converters operated in quadrature each followed by a / d converters which thus provide digitized in - phase ( i ) and quadrature ( q ) components
对于传统雷达信号接收机，幅相一致性较差。为克服这一问题，人们考虑在中频，甚至射频就对信号数字化，再在数字域内进行解调。同样需要高速的数据采集系统才能满足要求。