But if above positive real condition is satisfied only within some frequency range, the convergence of FXLMS algorithm is dependent on the spreading of power spectral density of the reference signal.
若上述正实条件仅在某些频带上满足，则FXLMS算法的收敛将依赖于参考信号功率谱密度的分布。
Base_station USES finite number of space_time codes to spread, and small number of antennas to transmit and receive signal, thus TD_SCDMA mobile terminals can obtain maximal spreading gain.
用有限的空时码进行扩谱，并利用较少的发射天线和接收天线进行信号的发射与接收，从而在TD _ SCDMA移动接收端获得最大的扩谱增益。
Sample signal was processed through spreading and amplifying and it was displayed.
样品信号经过展宽、放大、处理后进行显示。
The main reason why the SS communication can pick up weak signal in the strong noise environment, is the function of spreading and despreading spectrum.
扩频通信之所以能实现强噪声环境中弱信号的提取，主要是扩频和解扩的作用。
The spreading signal is a pseudo-noise code sequence that has a chip rate which is orders of magnitudes grater than the data rate of the message.
扩频信号是一个伪随机代码序列，此码片速率比消息数据速率高若干数量级。
The rapid alkalinization factor (RALF) gene is a new found plant polypeptide signal molecule, wide spreading in higher plants.
快速碱化因子是近年来新发现的一种植物多肽类信号分子，广泛存在于高等植物中。
A new average detection mode permits high-accuracy measurement of signal power with this noise-like spreading modulation.
新型平均检测模式可以对具有类躁音扩展信号功率进行高精度测试。
A new average detection mode permits high-accuracy measurement of signal power with this noise-like spreading modulation.
新型平均检测模式可以对具有类躁音扩展信号功率进行高精度测试。
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