gprstest

数字通信原理是一门学习通信原理的重要的基础课程，该ppt讲述了通信原理的基础知识，适合初学者(Principles of digital communication is an important principle of learning communication basic course, the ppt about the basic knowledge of communication principles, suitable for beginners)

说明：  A Study on OFDM Mobile Radio Transmission Scheme with Adaptive Guard Interval Length

BER for BPSK in ISI channel with Zero Forcing equalization

说明：  太赫兹通信方面的代码，可以对照相关文献看(Terahertz communication)

对原始信号进行小波包分解，小波函数及分解尺度均可自调(The original signal is decomposed by wavelet packet, and the wavelet function and decomposition scale can be adjusted automatically)

截获接收机采用时频分析进行跳频通信的参数估计程序(Intercepting the parameter estimation procedure of the receiver for time-frequency analysis for frequency hopping communication)

说明：  可以直接仿真各种模型下常用水声信道，包含Bellhop,Kraken等源代码(Simulating the basic underwater acoustic channel, including the code and theory of Bellhop, Kraken and so on.)

对现代移动通信技术进行概括。 第一章 无线信道 第二章 分集接收与最佳接收 第三章 扩频信号 第四章 信道辨识与均衡 第五章 多用户检测 第六章 阵列信号处理 第七章 通信中的自适应阵列处理 第八章 CDMA系统的信号处理(Modern mobile communications technology to generalize. Chapter I Chapter II radio channel with diversity reception and the best spread-spectrum signals received Chapter IV channel identification and equalization Chapter V Chapter VI Multi-User Detection of Chapter VII of communication array signal processing adaptive array processing in Chapter VIII CDMA system, signal processing)

一篇北京邮电大学的博士论文。蜂窝网协作通信及相关技术研究 2010。关键词:协作通信，蜂窝网，多入多出，正交频分复用，频率复用系数，中继 (A Beijing University of Posts and Telecommunications doctoral thesis. Cellular communications and related technology research collaboration 2010. Keywords: cooperative communication, cellular network, multi-input, multiple output, orthogonal frequency division multiplexing, frequency reuse factor, relay)

一种基于遗传算法的OFDMA系统的跨层资源分配(Cross-layer resource a genetic algorithm-based allocation of OFDMA system)