ASK

wcdma中的下行扰码，18级移位寄存器产生GOLD码，复扰码(wcdma a downlink scrambling code, 18 shift register GOLD code, complex scrambling code)

说明：  模拟调制识别各特征参数随信噪比变化曲线。信号的瞬时信息包括瞬时幅度、瞬时相位、瞬时频率及其不同角度的统计特征值，其中瞬时幅度、瞬时相位、瞬时频率是一个信号最基本的特征。（AM、DSB、SSB、VSB、FM、AM-FM）(Simulated Modulation Recognition Curve of Variation of Characteristic Parameters with Signal-to-Noise Ratio)

工业现场HART通信产品开发协议，为编程人员提供编程标准。(HART communication products of industrial field development agreement for the programmer to provide programming standards.)

DVB-S2通信链的设计与仿真，使用了LDPC编码以及多种QAM调制方式。(Design and simulation of a DVB-S2 communication chain,LDPC coding and a variety of QAM modulation methods are used.)

利用NIUSRP 和LABVIEW数字通信实验平台，进行信道估计和信道均衡，实践均衡器的原型设计和性能评测。(Use LABVIEW and NIUSRP digital communications test platform for channel estimation and channel equalization, practice equalizer prototyping and performance evaluation.)

仿真图是速度、距离、幅度三维图像，插值与拟合的matlab实现，计算两个矩阵之间的欧氏距离。( FIG simulation speed, distance, amplitude three-dimensional image, Interpolation and fitting matlab implementation, Calculation of the Euclidean distance between the two matrices.)

国家环保总局污染源在线通讯协议的简化版，主要用于环保污染监测设备的数据上传(Sources of the State Environmental Protection Administration of the simplified version of online communication protocols, mainly for environmental pollution monitoring equipment, data upload)

WinGPC4是samsung系统plc编程软件最新版本，适于windows系统编程组态(WinGPC4 is the latest version of PLC programming software in Samsung system. It is suitable for Windows system programming configuration)

介绍了在移动通信系统中对抗多径衰落的一种重要技术——分集接收技术，并分析了各种分集、合并技术的优缺点，提出了RAKE接收机的概念和结构。 (Against multipath fading important technology- diversity reception technology in the mobile communication system, and analyze the advantages and disadvantages of the various sub-sets, merging technology RAKE receiver concepts and structures.)

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