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东进多媒体交换机实用程序可实现呼叫中心功能(交换机实用程序可实现呼叫中心功能)

实现2ASK、2FSK调制及两者的包络检波解调(Implementation of 2ASK, 2FSK modulation and envelope demodulation of both)

说明：  采用Jakes模型的瑞利信道仿真matlab程序(Rayleigh Channel Simulation matlab Program Using Jakes Model)

通过simulink仿真工具架构的SCPC通信系统，基本架构为卫星通信系统，包括PCM编译码器、调制器、成型滤波、变频器、低噪声功率放大器、各类天线、模拟自由空间损耗、模拟等效噪声温度、卷积编译码器(The basic architecture of SCPC communication system based on Simulink simulation tool is satellite communication system, including PCM compiler, modulator, shaping filter, frequency converter, low noise power amplifier, all kinds of antennas, analog free space loss, analog equivalent noise temperature, convolutional compiling code.)

说明：  空域零陷，首先用doa技术估计直达波方向，然后置零，用于直达波消除。(In spatial nulling, DOA technique is used to estimate the direction of direct wave, and then zeroing is used to eliminate direct wave.)

Matlab Code for Channel estimation using LS method

说明：  关于ofdm系统中ml检测信号的算法，供大家参考(ML detection algorithm for OFDM system)

OPNET仿真程序。LEACH算法在传感器网络中的实现。OPNET在无线传感器网络中的实现程序还是比较少见的。(OPNET simulation program. LEACH algorithm in sensor networks. OPNET implementation of procedures in wireless sensor networks is still relatively rare.)

捷联惯性导航与GPS组合导航。采用matlab实现。采用自适应算法对其进行处理。并取得了很好的效果。(Strapdown inertial navigation and GPS Navigation. Using matlab to achieve. Adaptive algorithm used to deal with them. And has achieved good results.)

这是一个实现CS的QQ，并带有链接数据库的功能，主要功能有注册，群聊，私聊等(This is a realization of C S of the QQ, and with a link to a database functions, the main function of registration, group chat, private chat, etc.)