A new time and frequency synchronization method based on frequency domain correlation for an Orthogonal frequency Division Multiplexing (OFDM) system is presented.
该文根据频域相关的原理，提出了一种新的用于无线移动信道下的正交频分复用(OFDM)系统的时频同步算法。
It is shown that the OAG of the USC (or the LSC) is a non-monotonic function of the strength and correlation time of the noise as well as the frequency of the USC (or the LSC).
研究表明，上(或下)边频分量输出幅度增益是噪声的强度和相关时间以及上(或下)边频分量频率的非单调函数。
Under the same frequency and same sound pressure level, the infrasound damage on the brain didn't show linear correlation with the acting time of infrasound.
在相同的频率和声压级水平下，次声的损伤作用与次声的暴露时间并非呈线性关系。
Objective To study the apnea hypopnea frequency and Numbers of arrhythmia in patients with obstructive sleep apnea hypopnea syndrome (OSAHS) in different time slots at night and their correlation.
目的探讨阻塞型睡眠呼吸暂停低通气综合征(OSAHS)患者夜间不同时段发生呼吸暂停、低通气次数与心律失常次数及规律相关性。
The characteristics of frequency correlation and group time delay of ambient noise and ship radiated noise in the sea are studied.
本文研究海洋环境噪声与舰船噪声的频间相关与群延迟特性。
The Lamb modes in the AU signals were analyzed using time-frequency method, and the energy variation of Lamb modes was correlated to the adhesive bond strength with good correlation.
兰姆波各模式在时频空间能量分布变化与胶接强度有较好的相关性。
The effective chlorine level had a negative correlation with the storage time, use time, use frequency, and manufacture date.
有效氯含量与出厂日期、储存时间、使用时间、使用频率成反比。
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。
Shortwave non-orthodox frequency-hopped signal selection by improved time correlation arithmetic is introduced.
介绍了利用改进型的时间相关算法进行短波非正交跳频网台信号分选的方法。
At the same time, the channel estimation error, caused by the spectral leakage of DFT, can be reduced by canceling the auto-correlation error of the time-domain sequence of frequency-domain pilots.
同时，通过消除频域导频时域序列的自相关误差，能有效降低由DFT谱泄漏导致的信道估计误差。
Achieve canonical correlation analysis, for time-frequency analysis algorithm, Using matlab to calculate the Mahalanobis distance for the image.
实现典型相关分析，用于时频分析算法，利用matlab针对图像进行马氏距离计算。
This paper includes studying many feature extraction methods such as time-frequency method, multi-resolution analysis and correlation analysis to analyze the Micro-Doppler signal.
本论文主要研究采用多种特征提取方法对激光微多普勒信号进行时-频分析、多尺度分析和相关变换技术。
This paper includes studying many feature extraction methods such as time-frequency method, multi-resolution analysis and correlation analysis to analyze the Micro-Doppler signal.
本论文主要研究采用多种特征提取方法对激光微多普勒信号进行时-频分析、多尺度分析和相关变换技术。
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