band_select_oif

该程序仿真CDMA接收机的功能，包括解扩，解交织，信道编码(卷积码)，解码，信源编码(CRC)解码5个功能模块，生成用于数字基带传输的信号序列。 仿真CDMA发射机的功能，包括随机序列的产生，信源编码尾比特添加, 信道编码(卷积编码)，分组交织和扩频调制6个功能模块，生成用于数字基带，传输的信号序列，输出还包括用于解调所需要的信源编码尾比特值add_bits，交织器的尾比特值i_add_bits(CDMA receiver functions, including despreading, Xie intertwined, channel coding (convolutional codes), decoded, the source code (CRC) decoder five functional modules, production figures for the base band signal transmission sequence. Simulation CDMA transmitter functions, including random sequence generation, the source coding bit late add, Channel Coding (coding), a spread-spectrum modulation intertwined and six functional modules, production figures for the base-band, The transmission signal sequence, and the output is also included for the modems needed source coding bit value add_bits tail, interleaver value of the last bit i_add_bits)

客采集系统是由工作在顶级门户网站的几名资深高级工程师利用爬虫技术(蜘蛛机器人,spider)、分词技术和网页萃取技术，利用URL重写技术、缓存技术，使用PHP语言开发的一套能根据设置的关键词自动抓取互联网上的相关信息、自动更新的WEB智能建站系统。利用 博客采集系统(Customer acquisition system is working in top-level portal site crawler technology, the use of several senior engineers (spider robot, spider), sub-word extraction technology and web technology, the use of URL rewriting, caching techniques, the use of a set of PHP language development Key words can be set automatically according to grab the relevant information on the Internet, automatically updated WEB intelligent Station system. Acquisition system using blog)

说明：  基于PN532NFC模块与STM32F10x的通信源码，可实现对NFC读写(Based on the communication source code between PN532NFC module and STM32F10x, it can read and write NFC.)

用于文本的分割与处理，可以用作情感分析等(Used for text segmentation and processing, can be used for emotional analysis, etc.)

本人编写的有关频偏的matlab程序，希望对大家有用(prepared by the shift of Matlab procedures in the hope that it may be useful to)

说明：  用于转换SQL server数据自定义字段为数据库定义字段;(transform for SQL server databases selfdefined field;)

说明：  一个工作流组件（包括定义和引擎），基于xml文件，可扩展流程节点和处理(A workflow component (including the definition and engine), based on the xml file, scalable processes and processing nodes)

本程序采用对一个潮周期中每个潮流矢量的大小、方向分别在长短轴上进行分解，从而计算出其潮流椭率(This procedure uses to one moist cycle in each tidal current vector size, the direction carries on the decomposition separately on the long minor axis, thus calculates its tidal current ellipticity )

利用windrose绘制海流过程曲线，对流向进行修正(Using Windrose to draw ocean current process curve and correct the current direction)

这是在matlab/simulink环境下,对一个连续信号采样及离散化.并进行FFT频谱分析的实例(This is in the matlab/simulink environment, for a continuous signal sampling and discretization. And FFT spectrum analysis examples)