1) Frequency band overlap
频带重叠
2) block overlap of frequency bands
频带混叠
1.
The algorithm of wavelet packet decomposition and reconstruction was improved,and by reordering the coefficients of wavelet packet decomposition,it solved the problem of block overlap of frequency bands caused by down sampling,besides,the principle of wavelet denoising was deeply analyzed.
该算法对小波包分解和重构算法进行了改进,通过对小波包分解系数的重新排序,解决了由于隔点采样而引起的频带混叠问题,并对小波消噪原理进行了深入分析。
4) overlap audio
重叠音频
5) time-frequency overlapped
时频重叠
1.
To solve the problems in modulation recognition for time-frequency overlapped two-signal combining QPSK with 16QAM in a single channel,a novel algorithm is proposed that adopts the combination of 2nd,4th,6th cyclic cumulants and establishes some robust classification features.
针对单通道QPSK-16QAM时频重叠双信号,提出了一种利用接收信号二、四、六阶循环累积量(HOCCs)构建分类特征的调制识别方法。
2.
To solve the problems in symbol rate estimation of time-frequency overlapped two-signal in the single-channel,the algorithm of the power spectrum based on fourth-order cyclic cumulants is presented.
提出一种基于四阶循环累积量的功率谱分析算法,用于解决单信道时频重叠双信号的码速率估计问题。
6) superposed band
重叠带
1.
Absorption spectra of meny substances possess superposed bands.
本文根据最小二乘法模型编出了用迭代法对吸收谱重叠带分析的程序。
补充资料：泛频带
分子式：
CAS号：
性质：又称倍频谱带。红外光谱分析中的一种谱带；指某个吸收频率为基谐振动频率的2倍或3倍时的吸收带。它的产生是由于两个原子核间的库仑排斥力使振动频率发生了异常变化的结果。泛频带的吸收强度往往很低，因此这个吸收带有时测不出来。
CAS号：
性质：又称倍频谱带。红外光谱分析中的一种谱带；指某个吸收频率为基谐振动频率的2倍或3倍时的吸收带。它的产生是由于两个原子核间的库仑排斥力使振动频率发生了异常变化的结果。泛频带的吸收强度往往很低，因此这个吸收带有时测不出来。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条