对于IPL，提出了一种由几何去相关而引入的相位噪声模型。
For the IPL, a reasonable noise model related to geometric decorrelation was also proposed.
本文建立了触发时间同步误差模型，结合频率源相位噪声模型，初步分析了随机型时间同步误差对成像的影响。
Triggering time synchronization error model is derived, and based on phase noise model of frequency source, random synchronization error is considered.
然后介绍了锁相环(PLL)的基本结构、相位模型、频率响应、噪声及杂散性能。
Then presented the basic structure, phase model, frequency response and performance analysis for noise and spur, of phase locked loop (PLL).
在加性高斯白噪声的背景下，建立了多项式相位信号的信号模型。
Under additive Gaussian white noise environment, signal model of polynomial-phase signal is presented.
这种方法基于频率综合器的频域模型，能比较准确地预测分频器的相位噪声和它对整个频率综合器相位噪声的影响。
Based on the frequency-domain model of synthesizer, the method can accurately predict the phase noise of the divider and its influence to the phase noise of synthesizer.
根据相位噪声功率谱的幂律模型，近似地模拟了相位噪声。
Flicker noise is approximately simulated by power law model of phase noise spectral density.
最后给出基于建立信号模型和互功率谱相位的时延估计方法。该方法对噪声和混响均具有很强的鲁棒性。
A time delay estimation method based on onset signal and CSP is proposed, it's robust to noise and reverberation.
最后给出基于建立信号模型和互功率谱相位的时延估计方法。该方法对噪声和混响均具有很强的鲁棒性。
A time delay estimation method based on onset signal and CSP is proposed, it's robust to noise and reverberation.
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