The estimation of time delay and scale of wideband echo is addressed.
研究了水下宽频带信号时延和尺度的估计问题。
To improve the time delay estimation accuracy, this paper introduces the re-weighting method with mother wavelets based on the generalized correlation method for estimation of time delay.
为了提高时延估计精度,在广义相关时延估计的基础上本文又提出了基于基小波的二次加权法。
Based on the characters of overlapped echoes, a new method for time delay estimation is presented.
基于时域混叠信号的特点,提出了一种时间延迟估计的新方法。
Time delay estimation was widely used in many areas such as target localization, directions of arrival (DOA) estimation.
多途时延估计广泛的应用于目标定位,波达方向估计等领域,因此具有十分重要的意义。
Road network average delay per unit distance OD pathway is designed to provide travel choice travel path, travel time delay estimation and the evaluation of the path delay for the travelers.
路网od径路单位里程平均延误旨在为出行者提供出行径路选择,出行延误时间估计道路延误水平评估等作用。
The accurate time delay estimation of a signal can be gained even if there is a great time delay because of the stationary performance of circular correlation.
由于循环相关的平稳特性,即使在较大延迟量存在的情况下,仍然能够达到准确的时延估计效果。
This technique uses different time delay values of the LFM pulse to code the transmitted information, and uses time delay estimation technique to perform decoding.
该技术利用线性调频信号(LFM)矩形脉冲的时延值进行时延编码,在接收端采用时延估计技术进行时延解码。
A new hybrid approach to solve the time delay estimation of Gaussian signal in the presence of unknown non-Gaussian spatially correlated noise has been proposed.
介绍了高阶统计量与互相关运算相混合的方法,在对非高斯相关噪声中,高斯信号进行时延估计中的应用。
This paper considers a linear optimal estimation problem for a stochastic process viewed as the output signal of the time delay stochastic systems driven by a white noise input.
本文研究在白噪声输入情况下,时滞系统随机输出信号的线性滤波估计问题。
Multipath time delay estimation is constrained by the width of the signal correlation function when using correlation method.
当采用相关法估计时间延迟时,多径时延的分辨率受到相关函数主(?)宽度的限制。
In the research of time delay estimation in ultra-wide band Radar, a time delay estimation method based upon the multirate theory in wavelets analysis is proposed.
在时延估计方法研究中,提出了超宽带雷达中基于小波多分辨方法的时延估计算法。
This paper analyzes the new type of method for localizing the source using the excitation information in speech, and presents the theory of time-delay estimation based on the EGCI.
论文分析了基于语音激励信息的时间延迟算法分类,描述了基于EGCI的时延估计方法基本原理。
Robust time delay estimation method based on least mean p-norm blind channel identification(BCILMP) was proposed and applied to estimate the propagation velocities of GEA.
根据分数低阶统计量理论,本研究提出一种基于最小平均p范数盲信道辨识的韧性时间延迟估计算法(BCILMP),对胃电信号传导速率进行估计。
An intelligent sampling technique coupled with the steepest descent method is implemented for on-line estimation of the process, which can be approximated by a second-order model with time delay.
对于可以用延时二阶模型来拟合的过程,使用一种智能采样技术,结合阶跃下降法,实现了对实时过程的在线模拟。
Now the STF has achieved satisfactory results in the joint estimation of time-delay and parameter, fault diagnosis, fault -tolerant control in nonlinear systems.
STF已经在非线性系统时滞估计、故障诊断与容错控制方面取得了很好的效果。
One of the primary applications of higher order statistics has been for the time delay estimation of non-Gaussian signal in Gaussian spatially correlated noise.
高阶统计量在信号处理中成功的应用例子之一是估计高斯相关噪声中非高斯信号的时延参数。
Dynamical methods on estimation of value of model time delay and calculation of model parameters.
非均匀时延的动态估计方法及动态行为模型的建立。
As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.
为了实现水下载体高精度的定位,GPS声纳浮标需解决两个方面的技术难点:高精度的系统时钟同步和定位信号的高精度时延估计。
The delay estimation and compensation are key problems in real-time substructure testing because the delay of servo-hydraulic loading system may induce failure due to experimental instability.
在实时子结构试验中,液压伺服加载系统的时滞可能导致试验因丧失稳定而失败,因而时滞估计和补偿是该类试验的关键问题之一。
By a large number of experiments show that demand for the generalized correlation time delay estimation in theory and in practice totally feasible.
通过大量实验,证明广义相关求用于时间延迟估计在理论上和实践上完全可行的。
The problem of robust state estimation for a class of uncertain linear systems with time delay is studied in this paper. The parameter uncertainties are time varying and norm bounded.
研究了一类时滞不确定性系统的状态估计问题,其中系统的参数不确定性是时变和模有界的。
Accurate time delay estimation of overlapping fading multipath components is vital for many systems, particularly for positioning technologies.
多径分量重叠衰落下的精确时延估计对很多系统而言都非常重要,对于定位技术更是如此。
The invention promotes estimation accuracy for link bandwidth of large time delay high error code rate satellite network.
本发明提高了大时延高误码率的卫星网络上的链路带宽估计的准确性。
Corresponding to time delay estimation of narrowband signals, a lot of research has been done in this paper.
文中主要针对窄带信号源这一类特定的辐射源进行时差估计研究。
To resolve the problem of time-delay estimation for sub-sampling sinusoidal signals, a new method composed of multi-period sampling and multi-layer correlation is proposed.
针对正弦信号时差估计的多解模糊问题,提出采用多周期取点欠采样和多重相关方法来解决。
The method of phase data time delay estimation based on high order spectrum is put forward.
本文提出了一种利用高阶谱相位数据进行时延估计的新方法。
A new approach is proposed for high resolution estimation of non-stationary time delay.
提出了一种新的高精度时差估计算法。
At present, the joint estimation methods of time delay and frequency shift for satellite interference localization are mainly based on the principle of correlation, such as CAF algorithm.
目前,卫星干扰源时延和频移定位参数的估计主要采用基于相关原理的互模糊函数算法(CAF)进行联合估计。
Generalized cross-correlation function for time delay estimation of the operation, it just works.
广义互相关函数,用于时延估计的运算,很好用。
Generalized cross-correlation function for time delay estimation of the operation, it just works.
广义互相关函数,用于时延估计的运算,很好用。
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