BOSCH汽车电气与电子

Detailednetworkport，网络端口详解，对初学者有很大的帮助(Detailednetworkport, detailed port of great help for beginners)

cyclic coding powerpoint

雷达原理，雷达学习的基础类书籍，包含雷达基本结构及雷达基础的信号处理知识(Radar principles, radar, the foundation of learning books, including the basic structure of the radar and radar signal processing based on knowledge of)

说明：  多生物特征融合身份识别研究。身份识别是当今社会不可避免的一个问题，生物特征身份识别作为一种安全 而有效的手段一直受到广大研究者的重视。针对单模态生物特征身份识别技术 的局限性和实际应用中的各种限制，本论文就最近兴起地基于数据融合技术的 多生物特征身份识别进行了研究和探讨。这项工作虽然还处于刚刚起步阶段， 但是，作为信息安全不可缺少的重要手段，它的研究和应用必将引起大家的重 视而飞速地发展。 (speech paper，help you study)

Document CANopen - CiA The CANopen specifications cover of the aplication layer and communication profile (Document CANopen- CiA The CANopen specifications cover of the aplication layer and communication profile )

说明：  介绍了一种用于心电监护的数字滤波算法，对滤波器的设计，包括滤波原理、整系数数字滤波器 的波型特征、实现方框图及10 点平均数字滤波器进行了分析，并给出心电信号的滤波效果图。实验结果表明， 该算法能有效滤除基线漂移和工频干扰，算法简单实用。(A new method for the introduction ECG digital filtering algorithm, the design of filters, including filtering principle, the whole coefficient of the wave digital filter characteristics, block diagram and realize an average 10-point digital filters are analyzed, and gives ECG filtering effect of Fig. Experimental results show that the algorithm can effectively filter out the baseline drift and power-line interference, the algorithm is simple and practical.)

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

Reversible Data Hiding

本书运用现代信号处理的理论，系统地介绍了分数阶Fourier变换的定义与特性，分数阶Fourier分析的基本原理与方法及其典型的应用。内容包括：分数阶Fourier变换的起源与发展、定义与基本特性；分数阶Fourier变换与其他时频分析工具的关系；分数阶Fourier变换的快速算法；分数阶Fourier变换在信号的检测与参数估计、雷达信号处理、时频域滤波以及通信信号处理中的应用。(The book is the use of modern signal processing theory, the system introduces the definition and characteristics of the fractional Fourier transform, fractional Fourier analysis of the basic principles and methods of its typical applications. Include: the origin and development of the fractional Fourier transform, the definition and basic characteristics fractional Fourier transform relationship with other time-frequency analysis tool fractional Fourier transform algorithm fractional Fourier transform in signal detection and parameter estimation The radar signal processing, time and frequency domain filtering and communication signal processing applications.)

说明：  功能： 1700 芯片SPI 工作模式下放音、录音、擦除等功能的编程示例 * * 硬件电路：参考中青世纪ISD1700-89c51 实验开发板电路(Functions: 1700 Chip SPI mode of devolution of sound, sound recordings, and other functions to erase the programming examples** hardware circuits: Reference Zhongqing ISD1700-89c51 century experimental development board circuit)