This paper presents the basic operation principle and initial theory analysis of a threshold extension demodulator for the receiver of satellite television by means of the frequency and phase locked loop .

本文介绍一种采用锁频锁相环的卫星电视 门限 扩展解调器的基本工作原理和初步理论分析。

A new thresholding algorithm and its multi threshold extension are presented to improve the performance of image segmentation .

为提高灰度图像分割的效果，提出了一种新的基于图像间模糊散度的阈值化算法及它在多 阈值选择中的 推广算法。

Determination of the Threshold Value for Fatigue Crack Extension Load by Photo Plasticity Method

用光塑性方法确定工程构件的疲劳裂纹 扩展荷载 门槛值

The threshold value of the crack opening stress intensity factor is formulated as a function of the hardness the applied stress and the crack extension .

小裂纹的张开应力强度因子 门槛值可近似用一个包括材料硬度、应力水平及裂纹 扩展量等参数的函数表示。

Threshold extension FM demodulator using regenerative feedback limiter

再生限幅式调频 门限 扩展解调器