该文提出了一种对雷达发射脉冲进行相位估计的算法。
This paper introduces an algorithm used in estimation of the phase error of chirp signal.
采用了最大平均功率定时同步算法和最大似然载波相位估计算法。
The maximum mean power estimation timing recovery algorithm and the maximum-likelihood carrier phase estimation algorithm are employed.
此后，相位估计机可以进一步对OFDM信道的相频响应进行估计。
Then, the phase estimator can further determine the phase of frequency response of OFDM channel.
文中针对秩一相位估计算法存在的缺陷提出了一种改进的相位误差估计器。
By considering the shortcomings of the ROPE algorithm, an improved phase error estimation algorithm is proposed.
模拟试验结果证明，这种相位估计方法是可行的，经过若干改进后可付诸实用。
The results of simulating tests show that this phase estimation method is feasible and it could be practically used after some improvements are made.
本文采用对消息和信道过程进行联合估计的方法，以建立最佳非线性相位估计器。
In this paper, the method to carry out the joint estimation to the message and channel processes is applied so that an optimal nonlinear phase estimator can be built.
并采用新的相位估计方式估计含相位噪声的载波相位，提升了该条件下的环路信噪比。
With improved phase estimation method, a carrier signal phase with phase noise can be estimated, while loop SNR also increases.
该方法首先估计时延，然后再对剩余误差进行相位估计，从而扩大了算法适用的运动误差范围。
With this method, the time delay is estimated firstly, then the residual phase error. Through this way the movement error range that can be compensated by this algorithm is extended.
秩-相位估计（ROPE）是一种性能较好的相位误差估计器，正被广泛地应用于SAR图像处理。
The rank one phase estimation (ROPE) algorithm is a good estimator for phase error widely used in SAR.
由于滤波器参数随地形进行调整，其性能优于仅仅依赖轨道参数或平坦地球相位估计的固定带宽非自适应滤波器。
Adjusting the filter parameters according to the local topography, the adaptive filter performs better than the fixed bandwidth non-adaptive one designed through flat earth phase estimation.
继高阶统计地震子波相位估计方法之后，将基于高阶统计的幅值重构方法也引入其中，从而完成了完整的高阶统计地震子波估计理论。
Import magnitude reconstruct method to estimation wavelet base on high-order statistics after phase estimation theory, and perfecting the method of estimation wavelet though high-order statistics.
该方法使用了时频同步跟踪环路，从数据子载波提取相位误差，并利用频域插值补偿多个用户的估计频偏。
The system uses time-frequency tracking loops to extract phase errors from data subcarriers with frequency interpolation to compensate for the estimated carrier frequency offsets.
为提高其精度，提出了一种高斯噪声背景下的科氏质量流量计相位差估计新方法。
A novel method of phase difference estimation under Gaussian noise is proposed to improve the precision of Coriolis mass flowmeter.
自聚焦主要由两个重要步骤组成，即相位误差估计和相位误差校正。
Autofocus generally encompasses two distinct steps, i. e. phase error estimation and phase error compensation.
提出了解相关同步CD MA系统一种联合波达方向(DOA)估计与相位标定算法。
A joint direction of arrival (DOA) estimation and phase calibration for synchronous CDMA system with decorrelator are presented.
提出一种适合软件无线电的载波相位和频差估计算法。
An algorithm suitable for carrier phase and frequency offset estimation in software radio is proposed.
研究了基于相位谱的时间延迟估计原理及其算法。
A time delay estimation algorithm and theory based on phase function were studied.
针对加性色噪声背景下的多分量线性调频信号参量估计问题，提出了基于相位差分的时频子空间方法。
For the problem of the parameter estimation of multi-component chirp signal in the additive colored noise, a method based on phase difference and time-frequency signal filter was proposed.
基于雷达回波信号的PGA算法是在时域估计和校正系统相位误差的一种方法，算法较简单。
PGA algorithm based on radar echo signal is one method of estimating and correcting phase error in time domain, and its algorithm is simple to use.
为了提高FMCW雷达的距离测量精度，提出了一种基于差拍信号相位的距离估计方法。
To improve the range measurement accuracy a range estimation method for FMCW level radar based on the phase of the FFT of the beat-note signal is presented.
从相位相关的角度对运动估计进行了研究，提出了一种新的基于相位相关的运动估计技术。
Research motion estimate by phase correlation way, bring forward a new technique of motion estimate on the base of phase correlation.
有关OFDM的关键技术，如载波同步、信道估计、相位噪声等，在理论和实践方面均取得了很显著的成果。
Significant results in the key technologies of OFDM, such as carrier synchronization, channel estimation, phase noise and so on have achieved in theory and practice.
同态处理方法还可以同时估计单一波模式的衰减、幅度和初相位；
While homomorphic processing can also be used to calculate attenuation, amplitude and phase of one mode simultaneously.
幅度增益和相位误差使得高分辨率的参数估计算法的性能下降，特别是相位的误差，将会引起参数估计的偏离。
Amplitude gain and phase error would lead to performance degradation of high-resolution parameter estimation algorithms; especially the phase errors will cause deviation of parameter estimation.
为了提高FMCW雷达的距离测量精度，提出了一种基于差拍信号相位的距离估计方法。
The range measurement of the FMCW radar is based on the estimation of the frequency of the beat-note signal.
当相位梯度算法挑选的散射点不是孤立散射点时，导致相位误差估计的准确性下降。
If the scatter selected in phase gradient algorithm(PGA) algorithm is not isolated, the accuracy of the phase error estimation will be degraded.
该算法利用并行方法估计有频差时的载波相位。
Firstly the carrier phase with frequency offset is obtained with a parallel method.
本文研究全数字接收机中的同步技术，重点是MPSK信号的载波频偏和相位误差的估计和恢复算法。
This thesis deals with the synchronization technologies for all digital receiver, particularly carrier offset estimation for MPSK signal.
最后给出基于建立信号模型和互功率谱相位的时延估计方法。该方法对噪声和混响均具有很强的鲁棒性。
A time delay estimation method based on onset signal and CSP is proposed, it's robust to noise and reverberation.
最后给出基于建立信号模型和互功率谱相位的时延估计方法。该方法对噪声和混响均具有很强的鲁棒性。
A time delay estimation method based on onset signal and CSP is proposed, it's robust to noise and reverberation.
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