nfc2

西門子CNC系統編程代碼表,對初學者幫助很大(Siemens CNC system control code )

TM470ARM系列开发文档，很多都不没有用过TI的arm,实际上用起来非常不错的一款芯片!(TM470ARM series of development documents, are not never used TI)

说明：  IEC-61850标准分析完整中文版（自用）(IEC-61850 standard analysis)

HYBRID VIDEO CODING MODEL OF FINITE RIDGELET TRANSFORM AND H.264/AVC Tomokazu Murakami and Masashi Takahashi Embedded System Platform Research Laboratory, Hitachi, Ltd. 292, Yoshida-cho, Totsuka-ku, Yokohama, 244-0817, Japan

zigbee的一些基础知识，引脚及其相关协议等(basic zigbee )

ieee802.15.4a信道模型.是2-10G部分，是SV模型(ieee802.15.4a channel model )

PAPER OFR VCODER IS VERY GOOD

该论文针对光纤传感系统，深入研究随机信号的互相关函数和基于AR模型的功率谱估计，设计出具有事件发生检测功能的传感器信号处理算法。(The paper for the fiber optic sensor system, in-depth study of the cross-correlation function of random signal-based AR model spectrum estimation, designed with the incident detection sensor signal processing algorithms.)

杨建国老师的通讯原理课件，第三章模拟信号的调制与解调，主要讲述信号产生与调制，射频特性，解调，MSK、GMSK、PSK、QPSK、BPSK、QAM等原理(Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and modulation, the RF characteristics, demodulation, MSK, GMSK, PSK, QPSK, as BPSK, QAM and other principles of)

DRM(Digital Radio Mondiale)系统采用OFDM调制方式， 引入了先进的信源信道编码和调制技术，使得AM波段的音频广播质量大大提高，在保持现有10kHz带宽时接近了FM广播的质量[5](DRM (Digital Radio Mondiale) system uses OFDM modulation, the introduction of advanced source-channel coding and modulation techniques, making AM-band audio broadcast quality greatly improved, while maintaining the existing 10kHz bandwidth close to the quality of FM broadcasting [5])