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通信系统仿真,QPSK调制与解调,主要针对差分解调方式,对于matlab初学者以及做通信仿真的人员有很好的参考价值-communications system simulation, QPSK modulation and demodulation, the main differential demodulator, for beginners and Matlab done Communication Simulation of a very good reference value
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此程序为ＧＭＳＫ的调制解调程序，调制采用查表法，解调采用两比特差分解调，简单实用-procedure for the GMSK modulation and demodulation process, modulation using look-up table method, demodulation using two-bit differential demodulation, simple and practical
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一个基于8发1收的多天线系统的准正交差分调制例程-made a resumption of multi-antenna systems in the orthogonal Differential Modulation routines
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ADPCM(Adaptive Differential Pulse Code Modulation)，是一种针对 16bits( 或8bits或者更高) 声音波形数据的一种有损压缩算法,它将声音流中每次采样的 16bit 数据以 4bit 存储,所以压缩比 1:4. 而且压缩/解压缩算法非常简单,所以是一种低空间消耗，高质量高效率声音获得的好途径。保存声音的数据文件后缀名为 .AUD 的大多用ADPCM 压缩。
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光通信中归零型（占空比可调）差分相位调制信号建模与仿真分析,Optical Communication zero type (duty cycle adjustable) differential phase modulation signal modeling and simulation analysis
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see the simulation of Delta, Delta sigma and Differential pulse code modulation/demodulations,see the simulation of Delta, Delta sigma and Differential pulse code modulation/demodulations
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该算法是根据自适应差分脉冲编码调制原理编写的算法，该算法利用了语音信号样点间的相关性，并针对语音信号的非平稳特点，使用了自适应预测-The algorithm is based on principles of adaptive differential pulse code modulation written algorithm, which samples the voice signal using the correlation between, and for non-station
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光通信中抑制载波型差分相位调制信号建模与仿真分析,Optical Communication inhibit carrier-based differential phase modulation signal modeling and simulation analysis
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1100011001的非归零码、曼彻斯特编码、差分曼彻斯特编码、调幅（ASK）、调频（FSK）和调相（PSK）的编码波形示意图-1100011001 of the NRZ, Manchester encoding, differential Manchester encoding, AM (ASK), frequency modulation (FSK) and phase modulation (PSK) waveform diagram of the coding
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FSK差分检波系统仿真的课程设计
本课程设计主要利用MATLAB集成环境下的Simulink仿真平台，设计一个FSK信号差分检波系统。观察FSK调制前后的信号波形,并对调制前后信号的频谱进行分析,再以调制信号为输入，构建差分检波解调系统电路，观察解调前后的信号波形，并对解调前后信号的频谱进行分析。加入噪声分析通过三种不同信道FSK信号差分检波系统接受信号的性能。仿真结果，基本达到课程设计要求。-FSK differential detection system simulation of
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此代码为π_4DQPSK解调源程序，用MATLAB实现,使用差分方式。-This demodulation π_4DQPSK source code using MATLAB to achieve, the use of differential mode.
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四进制差分相移键控(键控调制方法)，樊昌信《通信原理》内容-Four M-ary differential phase shift keying (keying modulation method), Fan Changxin " Communication Theory" content
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Differential Pulse Code Modulation (DPCM) and Discrete Cosine Transform (DCT) coding techniques in MATALB
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A differential pulse stripping method for the simultaneous determination of lead and tin is proposed. The
procedure involves accumulation with dissolving of lead and tin on a hanging mercury drop electrode
(HMDE), followed by oxidation of dissolv
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自适应差分脉码调制算法，源码很好，已经调试过，可以用-Adaptive differential pulse code modulation algorithm, very good source, has been debugged, you can use
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Differential Pulse Code Modulation
DPCM is the coding method for DC coefficients-Differential Pulse Code Modulation
DPCM is the coding method for DC coefficients
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差分脉冲编码调制（DPCM）的matlab模块仿真，实现抽样，量化，预测，编码并解码。-Differential pulse code modulation (DPCM) of matlab modules simulation, realize sampling, quantification, forecasting, encoding and decoding.
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物理层网络编码，也称为双向协同通信，采用的是BPSK加差分调制，主要分析系统的BER曲线-Physical layer network coding, also known as two-way collaborative communication, using BPSK differential modulation increases, the BER curve of the main analysis system
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msk Differential modulation and demodulation. Delete the differential encoding, it would be msk direct modulation and demodulation. I hope it would be uesful for you.
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本程序实现了差分相移键控(DPSK)的调制与解调，得到了眼图。-This program simulates the Differential Phase Shift Keying(DPSK)system to obtain a eye diagram.
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