correction card

At the first, the theory of the image geometric correction is introduced in this paper. After that, the system scheme for video image geometric correction card is put forward.

论文首先对图像的几何校正原理进行了简单介绍，然后提出了一种视频图像几何校正卡的系统实现方案。

A Fast Algorithm of Skew Detection and Correction on Gray Business Card Image

灰度名片图像快速倾斜检测和校正方法

A kind of radio control card in trunking communication system is introduced, including hardware structure, procedure of design, control algorithm, signaling error correction and software programming.

文章介绍了已研制成功的一种用于350MHz警用集群系统的无线信道控制板，对其硬件结构、设计过程、控制算法和信令纠错及软件编制作了描述。