This paper introduces a two-paralleled H-bridge topology and proposes a digital feed forward control scheme for the gradient amplifier.
本文介绍一种基于双h桥并联结构的梯度放大器的电路拓扑，并提出一种数字前馈控制算法。
2
A binarization method for digital camerabased document image was proposed. The method is a combination of the global thresholding, local thresholding and the gray gradient method.
提出了一种数码相机拍摄的文本图像的二值化方法，该方法是全局阈值、局部阈值与灰度梯度方法的结合。
3
An edge detecting method for digital image is proposed using direction information of the gradient to thin off the differential image and defining a measuring function to link the edge points.