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liwd.rar
- 以simulink为基础平台,对信号调制解调方式2ASK、2FSK、2PSK信号分别仿真,2ASK、2FSK、2PSK,simulink
ofdm
- 正交频分复用的调制解调:实现了mb-ofdm的基带超宽带信号调制解调-Orthogonal frequency division multiplexing of the modulation and demodulation: the mb-ofdm of base-band ultra-wideband signal modulation and demodulation
Fm_modulation_and_demodulation
- 调频信号调制解调fm_modulation_and_demodulatin-FM signal modulation and demodulation fm_modulation_and_demodulatin
QAM
- 在MATLAB环境中实现基于8QAM的信号调制解调-In the MATLAB environment 8QAM based on the signal modulation and demodulation
rake_simulation
- 在matlab平台下实现仿真CDMA码分多址通信信号调制信号产生、瑞丽衰落信道以及RAKE接收机的仿真测试程序,能够测议等-In the matlab platform for simulation CDMA code division multiple access communication signals modulated signal generator, Ruili fading channel and the RAKE receiver simulation test progra
BPSK-64QAM
- 进行BPSK、4QAM、16QAM、64QAM的信号调制解调-For BPSK, 4QAM, 16QAM, 64QAM signal modulation and demodulation
gmsk1
- gmsk信号调制解调过程,包括发送端及接收端信号谱分析过程。-gmsk signal modulation and demodulation process, including the sender and the receiver signal spectrum analysis.
identify
- 通信信号的调制信息包含在信号的瞬时幅度、相位、频率的变化之中,不同的信号其频谱也呈现不同的特征,通过提取瞬时幅度、相位、频率以及频谱的参数统计特征,可以识别不同的通信信号。通常是利用对瞬时幅度、瞬时相位,瞬时频率和信号功率谱进行某种变换而得到可以明显区分各种信号的特征参数。-Communication signal modulation information is contained in the signal instantaneous amplitude, phase, frequency
SQAM
- 基于高阶循环累积量的SQAM信号调制识别算法-Order cyclic cumulant based modulation recognition algorithm SQAM
Matlab实现FSK调制与解调
- 该文件实现了FSK信号的调制与解调,适合初学者使用。
复合调制雷达信号时差估计算法
- 复合调制雷达信号时差估计算法,MIMO雷达TOA估计(Time delay estimation algorithm for composite modulated radar signals)
BOC信号产生
- 利用matlab产生 GPS现代化、北斗中 常用的 BOC调制信号(二进制偏移调制信号)。(The use of MATLAB to produce GPS modernization, Beidou commonly used BOC modulation signal (binary offset modulation signal).)
通过各种调制的功率谱不同来识别
- 通过各种调制的功率谱不同来识别调制信号的类型(The type of modulation signal is identified by power spectrum)
增量调制MATLAB仿真实验
- 增量调制是由PCM发展而来的模拟信号数字化的一种编码方式,它是PCM的一种特例。(Delta modulation Incremental modulation (DM) experiment)
Weak signal detection
- 针对强噪声背景中弱信号检测问题,在传统检测方法基础上,提出了基于联合去噪和频率调制的微弱信号检测方法。搭建自相关和小波阈值变换联合去噪系统,极大程度抑制了噪声对检测结果的不利影响。利用频率可调标准信号调制待测信号频率,使得被测信号与检测系统策动力信号的频率差满足检测条件,打破了利用Duffing 振子检测系统只能检测与系统策动力频率相近信号的限制。(In order to solve the problem of weak signal detection in strong noise bac
Simulink实现ASK FSK PSK数字信号调制与解调仿真
- 基于Simulink实现的ASK,FSK,PSK,调制解调(ASK, FSK, PSK, modulation and demodulation based on Simulink implementation)
QPSK
- 1在数字信号的调制方式中QPSK是最常用的一种卫星数字信号调制方式,它具有较高的频谱利用率、较强的抗干扰性、在电路上实现也较为简单。 2主要包括QPSK的调制解调(1, in the way of digital signal modulation, QPSK is the most commonly used method of satellite digital signal modulation. It has high spectrum utilization, strong anti
fsk信号调制
- 通过MATLAB编程实现对fsk调制方式误码率的仿真!(Through MATLAB programming to achieve FSK modulation mode error rate simulation.)
MATLAB-digital-signal
- MATLAB数字信号调制解调(ask,psk,fsk等)仿真,很好用很好用(MATLAB digital signal modulation and demodulation (ask, PSK, FSK, etc.) simulation, very easy to use, very good)
2PSK Simulation
- 本例程仿真2PSK信号调制到解调的过程:二进制码 -> 基带信号 -> 调制 -> 加噪 -> 接收滤波 -> 相干解调 -> 输出滤波 -> 码元抽样 -> 判决(This routine simulates the process of 2PSK signal modulation to demodulation.)