sinusoidal signal
英
美 [ˈsaɪnəˌsɔɪdəl ˈsɪɡnəl]
网络 正弦讯号; 正弦信号; 弦波讯号; 弦波函数信号
双语例句
- Research on the Adaptive Detection Method of Weak Sinusoidal Signal
正弦弱信号的自适应检测方法的研究 - A DPE Algorithm for the Parameter Estimation of the Sinusoidal Signal in Colored Noise
有色噪声中正弦信号参数的去耦估计算法 - Design and Realization of Digital Sinusoidal Signal Generator Based on ARM
基于ARM的数字正弦机的设计与实现 - New frequency estimation method for sinusoidal signal submerged in strong chaotic background
调制器载（波）频（率）混沌干扰背景下的正弦频率估计新方法 - This essay briefly introduces the way to produce sinusoidal signal by digital oscillator.
简要介绍了利用数字振荡器产生正弦信号的方法。 - A Simple Method for Constructing Reference Sinusoidal Signal of Direct Computation Method
一种构造直接计算法参考正弦信号的简单方法 - Experiments indicate that it can achieve the precision required where tracking a low frequency sinusoidal signal or a low frequency random signal.
实验表明，该实验装置在跟踪低频正弦信号和低频随机信号时，达到了坦克炮控系统的精度要求。 - Combing DFT transform and interpolation, The frequency of a sinusoidal signal is estimated.
结合DFT变换和插值方法，提出了一种基于DFT变换系数的频率估计算法，其计算简单。 - In this paper, firstly, we introduce a decoupled parameter estimation ( DPE) algorithm for the parameter estimation of the sinusoidal signal, then we present an iterative clean algorithm to obtain the estimates of the parameters of the multi-period signal in colored noise based on FFT.
首先介绍了一种估计有色噪声中多个正弦信号参数的去耦参数估计算法，然后提出了一种基于FFT的迭代清除算法来估计有色噪声中多个周期相近信号的参数。 - Time domain method of the sinusoidal signal phase difference estimation
正弦信号相位差估计的时域方法 - Computer simulation indicates that the phase randomly distributed weak sinusoidal signal can be detected out by using 16 equations.
计算机模拟表明对随相弱正弦信号可以用16个方程检测到。 - This scheme can effectively extract the weak sinusoidal signal from the strong colored noise background.
该方案可以有效地将深陷在色噪声背景中的微弱正弦信号检测出来。 - Spectral estimation method is an effective method in the case of parameter estimation of weak sinusoidal signal in noises.
谱估计方法是用于噪声背景下测量微弱正弦信号的一种有效方法。但以往的谱估计都是采用互功率谱估计和高阶自谱估计的各种方法。 - Periodicity and pseudo-modulation when sampling sinusoidal Signals The periodicity and pseudo-modulation due to non-integral sampling of sinusoidal signal are analyzed.
正弦信号抽样的周期性与伪调制性。着重讨论连续信号采样过程中抽样定理对正弦信号的非整数抽样序列的周期性，伪调制性和调制周期的周期性。 - Periodicity and Fake Modulation of Sinusoidal Signal Sampling Sequence
正弦信号抽样序列的周期性与伪调制性 - Two-Dimensional ESPRIT Method for Sinusoidal Signal Frequency Estimation
二维正弦信号频率估计的ESPRIT方法研究 - Detecting the Sinusoidal Signal in Noise by the SVD Method
一种检测噪声中正弦信号的SVD方法 - Traditional FFT can effectively analyze the sinusoidal signal, but the very big error exists for analyzing the similar frequency sinusoidal signal.
传统的快速傅里叶变换（FFT）可以有效地对正弦信号进行分析，但对于分析频率相近的正弦信号却存在很大的误差。 - The theories of the sample integral and the cross-mutuality for the sinusoidal signal phase dif-ference estimation are analyzed, and the digital simulation experiment is carried out.
对正弦信号相位差估计的取样积分和互相关两种方法的理论进行了分析，并进行了数字仿真实验。 - When the modulator is drived by the sinusoidal signal, the response signal is also sinusoidal.
当器件被正弦信号激励时，其响应信号也是正弦信号。 - The new methods can rapidly and efficiently obtain the informations of a real sinusoidal signal's phase on time domain or frequency domain by zero-crossings or FFT transforming. The modified methods can extend the threshold SNR of frequency estimation, and it is easily implemented.
新的修改算法利用零交越或FFT变换，能快速有效地在时域或频域上得到实正弦信号的相位信息，改善了频率估计的SNR阈值，且便于工程实现。 - A low distortion, low noise, and high frequency stability integrated sinusoidal signal generator system is designed.
仿真实现了低失真、低噪声、高频率稳定度的集成双频正弦信号源系统。 - Sinusoidal signal is modulated with a Gaussian function, although thewill in the frequency domain signal loss, but to locate in the airspace.
用高斯函数对正弦信号进行调制，虽然会对频域中的信号有损失，但能在空域中进行定位。 - The square wave electric field detection has both experimental characteristics of direct current excitation and sinusoidal signal excitation.
方波电场探测兼有直流激发和正弦信号激发的实验特点。 - Finally, a novel In-phase/ Quadrature-phase Waveforms Generator ( IQWG) which generates the in-phase and quadrature-phase waveforms of input sinusoidal signal was proposed.
本文另外还提出了一种新型的能够产生与输入正弦信号同相位波形和正交波形的正交信号发生器（In-phase/Quadrature-phaseWaveformsGenerator，IQWG）。 - Furthermore, we study the voltage amplitude, the voltage hold time, the voltage increase of the interval and the sinusoidal signal frequency to influence of hysteresis performance of wing-box.
同时进一步研究了电压幅值、电压保持时间、电压增幅和正弦信号频率对盒段结构位移滞后的影响。 - The audio digital watermarking algorithm is proposed based on chaotic phase-change detection. In the current literature, more discussions are about one-dimensional sinusoidal signal embedded in the image vector.
提出了基于混沌相变检测的音频数字水印算法，目前的文献中多讨论将一维正弦信号嵌入到图像载体中。 - With application compiled by Delphi, many kinds of signals are modulated by changing sweep mode and frequency range, like sinusoidal signal, ricker wavelet signal and three types of Chirp signals, et al.
笔者利用编制的Delphi应用程序，借助对扫频方式和频谱范围的变换，实现了包括正弦信号、雷克子波信号和三类Chirp信号等多种检测信号。 - Aiming at the phase difference between the zero-crossing signal and the sinusoidal signal in a grid cycle, this paper proposes a solution to ensure the sampling points and decrease the cumulative error.
针对过零信号与正弦信号的相位差提出了相应的解决方法，保证了采样点数，减少了累积误差。 - Many researchers at home and abroad are keen commitment to research and design high-performance integrated sinusoidal signal generator.
国内外许多研究者都致力于研究设计高性能的集成正弦信号源，其电路结构和性能的提升空间还很大。