DVB_S2_Codes

the satellite communication this paper introduced

在OFDM系统下，仿真多径衰落与理论高斯衰落的误码率与其理论误码率的比较(In OFDM system, the bit error rate of simulated multipath fading and theoretical gaussian fading is compared with that of theoretical gaussian fading)

通过对系统能量的收集 使系统的能效达到最大(leakage_minimization_k_user)

HART Communication Foundation - Command Summary Specification

Multiuser OFDM with Adaptive Subcarrier, Bit, and Power Allocation BY- J.Yashashchandra.Rao (jyashashchandra@yahoo.com)

采用QPSK调制方式实现OFDM，在simulink上搭建的仿真模块，可以很好的学习OFDM，验证通过。(Achieved using QPSK modulation OFDM, built on the simulink simulation module can be good learning OFDM. )

信号进入信道，经过高斯噪声的干扰，经过QPSK调制以后的时延 (The signal enters the channel, after the interference of the Gaussian noise after a delay after the QPSK modulation)

说明：  阐述了RS-485总线规范，描述了影响RS-485总线通信速率和通信可靠性的三个因素，同时提出 了相应的解决方法并讨论了总线负载能力和传输距离之间的具体关系。 (Described the RS-485 bus specification, describes the impact of RS-485 bus communication speed and communication reliability of the three factors, while the corresponding solutions presented and discussed the bus load capacity and the specific relationship between the transmission distance.)

说明：  这是SCMA和polar编码的matlab源文件(This file is the matlab source of the SCMA and polar coded)

利用MATLAB仿真软件对LMS和RLS两种算法进行仿真，通过仿真比较了两种算法的收敛速度，对两种算法收敛后的误码率进行分析，研究了步长对LMS算法均方误差性能曲线的影响和遗忘因子对RLS算法性能曲线的影响。(Using MATLAB simulation software for two types of LMS and RLS algorithm simulation, the simulation compares the convergence rate of two algorithms, two algorithms for bit error rate after convergence analysis to study the step-size LMS algorithm for the mean square error performance curve the impact and forgetting factor RLS algorithm for the impact of performance curve.)