最小相位信号可由其傅氏变换的幅度或相位来恢复。
A minimum phase signal can be recovered from the magnitude or phase of its Fourier transform.
用相同的激励信号作用,结果显示,功率谱密度无法分辨非最小相位信号。
With same input signal to excite two systems, the results show that the power spectral density of the output can't identify non-minimum phase signal.
相位频率检测器用温度感测电路调整一个或更多个输出信号的最小脉冲宽度从而补偿温度变化。
The phase frequency detector adjusts the minimum pulse width of the one or more output signals using the temperature sensing circuit to compensate for temperature variations.
图3是依照本发明实施例的时序图,其图示说明相位频率检测器的DN输出信号中最小脉冲宽度的示例。
FIG. 3 is a timing diagram that illustrates an example of a minimum pulse width in the DN output signal of a phase frequency detector, according to an embodiment of the present invention.
在实际通信系统中当信号处于深衰落时,最小均方误差(MMSE)检测器经常失去对信号的相位跟踪。
It is noted that the minimum mean square error (MMSE) detector often loses phase to lock a desired signal when the desired signal dips into a deep fade.
利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型,给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
本发明涉及电子电路,更具体地,涉及生成具有最小脉冲宽度信号的相位频率检测器。
The present invention relates to electronic circuits, and more particularly, to phase frequency detectors that generate signals having minimum pulse widths.
根据信号相位匹配原理及其信号参数的最小二乘估计方法,提出了一种单频信号检测方法。
On the basis of signal phase matching principle and the method of least squares of parameter estimation, a method for single-frequency signal detection is presented in this paper.
利用最小二乘算法实现对三维平面的拟合,采用的是脉冲对消法,非归零型差分相位调制信号建模与仿真分析。
Least-squares algorithm to fit a three-dimensional plane, it USES a pulse of consumer law, NRZ type differential phase modulation signal modeling and simulation analysis.
利用最小二乘算法实现对三维平面的拟合,采用的是脉冲对消法,非归零型差分相位调制信号建模与仿真分析。
Least-squares algorithm to fit a three-dimensional plane, it USES a pulse of consumer law, NRZ type differential phase modulation signal modeling and simulation analysis.
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