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说明：  预加重与去加重介绍；对高速信号进行补偿；(Introduction of Pre-emphasis and De-emphasis)

说明：  Programming Computer Vision with Python by Jan Erik Solem

Wigner-ville函数的ppt教程，可应用于信号的处理(Ppt tutorials Wigner-ville function can be applied to signal processing)

MARK点相关设计规范，非常实用的印制电路板设计文章(Points related to design specifications MARK, very useful article, printed circuit board design)

使用C++实现的小程序。计时器单位转换。输入为整型数单位为秒，输出格式为DDD：HH：MM：SS的时间。华为机试。(Use C++ achieve applet. Timer unit conversion. Enter an integer number of seconds, the output format is DDD: HH: MM: SS time. Huawei machine again.)

the document is a datasheet of Mifare 4K chip, and is useful to understand the Mifare applications

机载雷达空时自适应处理，空时自适应处理目前是研究较多的机载雷达杂波处理方法，可以学习学习。(Airborne radar space-time adaptive processing, space-time adaptive processing at present is to study the more clutter airborne radar approach, you can learn from him.)

介绍开源路由软件zebra的体系结构的论文，对zebra的重要数据结构及实现机制进行了剖析，是分析zebra源码的基础。(Introduced open-source routing software architecture zebra paper, the importance of the zebra data structure and implementation mechanism of the analysis, an analysis of zebra source basis.)

twincat PLC编程手册，学习编程的入门资料，非常适合自学！(handbook of twincat PLC)

北邮概率论与随机过程课程讲义，包括所有讲义(BUPT probability theory and stochastic processes lecture notes, including all handouts)