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paper3
- MPSK解调的关键在于载波同步和码元同步．这里采用 数字锁相环实现载波同步和码元同步.pdf-MPSK demodulation key symbol synchronization and carrier synchronization. Here digital phase-locked loop carrier synchronization and symbol synchronization. Pdf
matlab-three
- mtakab三相异步电机正弦脉宽调制的仿真模型，实现载波比切换的仿真模型-mtakab three-phase asynchronous motors sinusoidal pulse width modulation simulation model and implement a simulation model than the switching carrier
homework2
- 通信系统与仿真作业： 1）设计π/4-DPSK或16-QAM调制器仿真程序， 画出时域波形、 正交分量、同相分量波形，眼图，散点图等。 2）利用MATLAB进行DPSK在高斯信道下的BER性能仿真，并将结果与PSK性能进行比较。 3）已知 OFDM的数据传输速率为19.2Kbps， OFDM 符号长度为320，保护间隔为32点，子载波数为128，IFFT/FFT点数为256，载波频率320KHz，调制方案采用QPSK，仿真其在高斯信道下的BER性能。 -Communication
QPSK_DSSS
- 该程序使用verilog语言，编写了QPSK-DSSS系统的发端，主要模块包括对同相分量和正交分量的扩频，通过根升余弦滤波器，以及与载波相乘等模块。-The program uses the verilog language, written QPSK-DSSS system, the originator, the main modules include in-phase and quadrature components of the spectrum, through the root
GpsDis
- GPS调试软件，可以实时显示GPS载波跟踪环，码相位等信息-GPS debugging software, it can display the real-time tracking loop of GPS carrier, information code phase etc.
PLL-Matlab
- 用于接收机的载波同步，利用锁相环实现解调，用于相干解调-Carrier for receiver synchronization, phase-locked loop to achieve demodulation for coherent demodulation
SPM
- TMS320F2812实现三相SPWM波形，载波频率为3KHz,载波比N=60,调制度为0.8-TMS320F2812 achieve three-phase SPWM waveform, the carrier frequency of 3KHz, carrier ratio N = 60, 0.8 modulation
PSK_Modem
- PSK Modem (Phase Shift Keying Modulator & Demodulator) generating Message Signal by using Kasami sequence generator then Unipolar to polar converter. and Multiply Carrier to generate PSK signal. Demodulation by product in Carrier then Filter t
san_PSK
- 三阶锁相环PSK信号的设计与实现，具有载波跟踪效果-Design and implementation of third-order phase-locked loop PSK signals with carrier tracking results
power_3phpll
- 锁相环电源设计，产生单载波信号，便于跟踪锁定-Phase-locked loop power supply design, produce single-carrier signal, to facilitate tracking lock
ici3
- 使用ICI自我相消的方法條件下，來觀察使用訊號與干擾的大小CIR(載波干擾比值)的變化-Consumers using the ICI method of self-phase conditions, to observe the use of signal and interference with the size of the CIR (Carrier to Interference ratio) changes in
9
- ex9_1 脉冲信号调制 ex9_2 载波10MHz，带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布＋杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压
SPWM
- 用2812实现三相SPWM驱动波形，所实现的SPWM波形载波频率为3kHz,载波比N=60，调制度为0.8，调试已通过可以使用。-By 2812 to achieve a three-phase SPWM driving waveforms implemented SPWM waveform carrier frequency of 3kHz, carrier ratio N = 60, modulation of 0.8, you can use the debugger has passed
SPWM_IQmath
- dspspwm波形分析,在对三相正弦波形进行脉宽调制时，主要的参数有： 1.载波比N=Fr/FS 其中：Fr为载波频率；FS为调制波频率 2.调制度 M=US/Ur 其中：US为调制波幅值；Ur -dspspwm waveform analysis, when the three-phase sine wave pulse width modulation, the main parameters are: 1 carrier ratio N = Fr/FS where: F
2ask
- 本文件是2ask仿真代码。振幅键控是利用载波的幅度变化来传递数字信息，而频率和初始相位保持不变。-This document is 2ask simulation code. Amplitude shift keying of the carrier amplitude variation is the use of digital information to transmit, and the frequency and initial phase remains unchanged.
4psk
- QPSK即四进制移向键控（Quaternary Phase Shift Keying），它利用载波的四种不同相位来表示数字信息，由于每一种载波相位代表两个比特信息，因此每个四进制码元可以用两个二进制码元的组合来表示。-I.e., quaternary toward keying QPSK (Quaternary Phase Shift Keying), which uses the carrier to represent the four different phases of digital
ici3
- 使用ICI自我相消的方法條件下，來觀察使用訊號與干擾的大小CIR(載波干擾比值)的變化-Consumers using the ICI method of self-phase conditions, to observe the use of signal and interference with the size of the CIR (Carrier to Interference ratio) changes in
ZigBeeIEEE
- The implementation was built on Matlab/Simulink using fundamental components in Simulink to demonstrate how reliably complex modulation schemes can be built, cost effectively and efficiently [5]. The design of ZigBee transmitter using MSK mod
SPWM
- 产生三相SPWM波形 EVA下面的通用定时器T1工作于连续增/减计数模式，产生三角载波，载波频率为 3000Hz，载波比N=60，因此调制波形正弦波的频率为50Hz。本实验中，调制度为 0.8。-Generate three-phase SPWM waveform EVA following general-purpose timer T1 work in continuous up/down counting mode, generate triangular carrier, the car
PLL_matlab
- 二阶和三阶锁相环实现costas环，能够实现载波跟踪-Second and third order phase-locked loop to achieve costas, to achieve carrier tracking