time-frequency domain filtering 时频域滤波
Transform domain time filtering 变换域时间方向滤波
time-domain pre-and post filtering 时域预滤波和后置滤波
The simulation shows that, in multipath fading channels, the proposed algorithm can implement a much accurate estimation than the time-domain filtering algorithm and the channel estimation algorithm used m sequence as the cyclic prefix.
通过仿真,验证了在多径衰落信道中,提出的算法比频域梳状导频插入的时域滤波算法及采用小m序列作为循环前缀的信道估计算法具有更高的信道估计精度。
参考来源 - OFDM系统中的信道估计算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Principles and performances of quantum stochastic filters are studied for nonlinear time-domain filtering of communication signals.
针对通信信号的非线性时域滤波问题，研究了量子随机滤波器的原理和性能。
Although the filtering method in frequency domain can solve the time variant filtering problem based on Fourier transform, the method may appear a false anomaly in conjunct part between Windows.
频率域滤波方法虽然可解决时变滤波问题，但这种方法是基于傅里叶变换，在窗口与窗口之间的接合部位会出现假异常。
Low level image processing is the base of localization. The paper discusses time domain filtering and frequency domain filtering according to the noise disturbance in the surrounding images.
低层视觉图象处理是视觉定位的基础，针对环境图象存在噪声干扰的特点，文章分别从时域和频域上分析了图象滤波的方法。
应用推荐