查询词典 digital signal

A digital signal is a pulsating signal composed of the two basic codes "0" and "1".

数字信号是由"0""1"两个基本量组成的脉冲信号。

It is difficult to distinguish the signal from the noise in the time domain and frequency domain by the regular digital signal processing algorithm.

近年来迅速发展起来的小波变换分析法，具有很强的时频局部化特性和信号特征提取能力，特别适用于局部放电这类脉冲信号的处理。

Book on digital signal processing Fortran procedures, including book all signal processing algorithms.

胡广书数字信号处理书Fortran程序，包括书中全部信号处理算法。

This subject is to study design scheme and implementation of EDA changeable signal digital signal generator.

本课题的研究EDA频率可调数字信号发生器的设计方案和具体实现。

Digital signal processor DSP and realizes each kind of digitalsignal processing algorithm prominent merit fast by its uniquestructure, in the correspondence, the radar, the sound navigationand ranging, voice signal processing, the imagery processing, thehigh-speed control and the instrumentation equipment and so onnumerous domains has obtained the widespread application.

摘要数字信号处理器DSP以其独特的结构和快速实现各种数字信号处理算法的突出优点，在通信、雷达、声纳、语音信号处理、图象处理、高速控制和仪器设备等众多领域获得了广泛应用。

After doing that, the paper points out the universal architectures of the high-speed real-time signal processing system and describes how to implement them.. Since FFT plays an important role in digital signal processing, implementing FFT with FPGA is presented and the total realization graph is designed. For improving speed and decreasing computing complexity, high efficiency multiplier algorithm is used to realizing twiddle factor multiplier of butterfly processing unit.

最后本文描述了数字信号处理系统结构的实现方法，指出常见的高速、实时信号处理系统的四种结构；由于FFT算法在数字信号处理中占有重要的地位，所以本文提出了用FPGA实现FFT的一种设计思想，给出了总体实现框图：重点设计实现了FFT算法中的蝶形处理单元，采用了一种高效乘法器算法设计实现了蝶形处理单元中的旋转因子乘法器，从而提高了蝶形处理器的运算速度，降低了运算复杂度。

VandA might be an analogue,a standard definition digital or a high definition digital signal.

VandA信号可以是模拟信号，也可以是标注清晰度或高清晰度的数字信号。

Digital Signal Processing Module, including convolve, deconvolve, correlate, Signal Generator, Hartley Transform, Fourier Transform, Windows Function, Finite and Infinite Impulse Response Filter.

通用软件平台主要由六类软件开发包来实现，包括： 1。数字信号处理软件包：负责基础的数据处理，针对仪器所分析的信号从单独离散量，到一维谱图、二维图像及动态分析系统的多维数据等，提供信号生成、时域处理、频域处理、窗函数和滤波器设计等功能函数。

By utilizing the theory of numerical processing, digital frequency spectrum analysis and multi-rate digital signal processing, this paper focuses the research on mechanism of the testing error, the compensation of testing error in the field of sampling technology, nonsynchronous sampling, nonuniformly sampling, and puts forward some new analyzing, compensation and realization methods.

本论文通过运用数值处理、数字频谱分析和多抽样率信号处理的有关理论和原理，对采样技术、采样的非同步方式和采样的多通道方式中的测试原理、测试误差产生机理、测试误差补偿及其应用技术等主要环节进行了深入的研究，提出了一些新的分析与处理方法，建立了有关测试误差分析与补偿的预估理论和实现方法。

Polyvinylidene fluoride is applied as sensor to monitoring the vibration of stayed cables ,and digital signal processor is applied to realize the FFT transform of signal ,the tension can be calculated.

聚偏二氟乙烯传感器通过监测应变得到拉索的振动信号，采用数字信号处理芯片实现振动信号的快速傅立叶变换，利用变换得到的振动频率计算出拉索的张力，实现斜拉索张力的在线测量。

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。