signal mixing

In general case, phase noise requirements are derived considering a reciprocal mixing with an interference signal.

在一般情况下, 相位噪声是频率源信号与干扰信号的相互混频.

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That is mixing the baseband signal ( linear frequency modulation signal and sinusoid signal) with two orthogonal local oscillated signal generated using direct digital synthetic technology to move the baseband signal to intermediate frequency band.

同样运用直接数字合成技术产生基带信号&线性调频信号和正弦信号，与本地载波混频后，将其频谱搬移到中频，完成数字上变频。

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Condition for the sawtooth like waveform of self mixing interference signal

半导体激光自混合干涉类锯齿波成立条件

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Generally, the vibration signal collected from the train mixs up much noise. In this paper, We use wavelet transform in signal to denoise, The result of emulation proves this method is effective especially on signal mixing up white noisy.

通常从机车上采集的振动信号混有大量的噪声，现利用小波变换进行降噪，仿真结果表明小波变换能够有效地去除信号中的噪声，特别适应于信号中混有白噪声。

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Based on an analysis of UHF ( ultra-high-frequency) characteristic of PD ( partial discharge) in power transformer, using mixing technique, a signal disposal cell has been devised for the sake of facilitating common data sampling card.

在分析了电力变压器局部放电的超高频特性的基础上，利用混频技术，设计了局部放电超高频信号的信号调理单元，方便普通数字采集卡采集。

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This paper proposes a new 6.1 channel surround sound system and its signal mixing methods.

提出了一种新的6.1通路环绕声系统及系统的两种不同的信号馈给法。

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And simulation results illustrate that using dynamic mixing matrix coefficients got from improved algorithm can do well on the envelope extraction of signal. 3.

仿真实验结果说明：利用在线算法得到的动态混合矩阵系数对信号进行包络提取是完全可行的。

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Blind source separation ( BSS) is a traditional yet challenging topic in signal processing, in which the separation is performed only depends on the observed signals, without knowing source signals and the mixing channels.

盲源分离是信号处理中一个传统而又极具挑战性的课题，一般指在源信号不可测及混合系统特性未知的情况下，仅由观测信号分离出各源信号的过程。

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Analysis of Effect about Adaptive Interference Cancellation Based on Interference Snapshot Mixing Target Signal

自适应干扰对消中干扰信号的采样混有目标信号时的对消效果分析

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Based on traditional attenuation factor method, the short-term energy and the short-term zero crossing rate of the speech signal is used to dynamically revise the mixing factor in the proposed method.

该算法在传统的混音衰减因子法的基础上，采用短时能量及短时过零率对混音的衰减因子进行动态修正。

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Mixing-signal stimulation method can enhance dissipation of bipolar transistor evidently , especially first cascade amplifying circuits.

理论分析和实践结果都表明, 本文所提出的方法能有效地改善有源低热器件的红外热图像.

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