Bpsk constellation and histogram

感应电机的无传感器直接转矩控制技术（DTC）。控制电机的很好的方法-Induction motor sensorless direct torque control technology (DTC). Very good motor control method

probabilistic broadcast module for NS2

OpenObex库的API手册，需要学习openobex的朋友可以参考一下该手册-OpenObex the API manual We need to learn from openobex friends can make reference to the manual

modbus_tcpip.pdf 英文的基于tcpip的modbus通信-modbus_tcpip.pdf English modbus connection based on the communication tcpip

通过客户端连接服务器，实现与服务器的连接，从而实现通信的功能，主要是应用到了套接字socket，只要了解一下网络编程就能做出这样的效果来！

多线程串口程-multithread serial way

用TCP编写的chat_server和chat_client，一定要先运行chat_server，再运行chat_client，否则会出错。不必要一方一次说一句，一方可以连续说多句。用byte[],能显示汉字。-prepared by using TCP chat_server and chat_client, you must first run chat_server, re-running chat_client, otherwise they will be wrong. Unnecessary time that a party, that party can more consecutive sentence. With byte [], can show that the Chinese characters.

这是一篇OFDM自适应调制与编码的好文章，写方案或者具有设计可以参考。-This is an OFDM adaptive modulation and coding a good article, written with the design of programs or can refer to.

模拟电话卡的收费计费- The simulation telephone card charge costs

串口调试程序源代码-serial debug source code