DatagramChannelTest

SSM: Slot Scheduling Mechanisms in a Multihop Wireless Hotspot Network

基于OFDM系统，实现classen,Moose提出的频偏估计技术，(Frequency offset estimation technique proposed by Classen and Moose based on OFDM sys)

this is a code that shows QAM consetellation with data repetition (3 time repetition) the transmitted signal goes through flat fading Rayleigh channel

说明：  qpsk基带调制和解调matlab程序，包括gardner位同步(qpsk modulate and demodulate in baseband use matlab code,including gardner time synchronization)

说明：  stm32f407 跑马灯实验 原子个例程 学习模块(stm32f407 led run stm32f407 stm32f407 stm32f407)

说明：  基于simulink，对二进制基带信号使用bpsk调制解调，进行仿真与性能分析.(the simulink of bpsk)

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])

MIMO信道容量的累计分布曲线图CDF，不同天线数的比较(CDF, of the graph of the cumulative distribution of the MIMO channel capacity to compare the number of different antennas)

基于systemview的qpsk原理仿真(qpsk based on the principle of Systemview Simulation)

Symotion是一种用于运动控制的实时工业总线，基于10/100M以太网物理层，应用层使用canopen及精简协议。可应用于运动控制器，电机驱动器，PLC，编码器光栅尺与其它工业现场执行器互连。symotion总线提供安全、开放、低成本及高性能应用。(Symotion is a synchronous real-time FieldBus for Motion control . Build on a 10/100M Ethernet physical layer , and Canopen or reduced protocol Layer. interconnect between motion controllers, Motor drives, I/O modules, encoder devices and other actuators. Symotion provides Safety , Open , low cost and high performance in all applications.)