搜索资源列表
boc_psd
- boc信号的功率谱绘制程序，以及gps的bpsk信号的功率谱比较。-boc power spectrum drawing program, and the bpsk gps signal power spectrum comparison.
ook3
- 产生ook，2psk,2fsk信号波形和功率谱函数-Have a ook, 2psk, 2fsk signal waveforms and power spectral function
baseband
- 数字基带仿真，包含基带数字信号及功率谱，眼图等信息。-simulation of baseband
BPSKhuatu
- 调制信号的识别，可以通过各种调制的功率谱不同来识别，但这种方法在小信噪比下，性能不好，通过循环功率谱来识别，仿真表明在小信噪比下有很好的性能-Identification of modulated signals can be modulated through a variety of different power spectrum to identify, but this method under low SNR, the performance is not good, through
pracsim1
- 通信基本仿真,适合初学者学习的代码,包括了调制,分析等等:使用IIR filter的经典模拟滤波器（巴特沃斯Butterworth,切比雪夫Chebyshev）,Bartlett周期图谱，加窗Bartlett周期图谱，基带波形仿真，IIR的贝塞尔滤波器Bessel Filter，二进制对称信道Binary Symmetric Channel仿真，比特序列，Remez滤波，BPSK复合基带信号仿真，载波生成器，椭圆滤波器Elliptical Filter，FFT,FSK调制及解调，高斯噪声Gaus
pracsim-2
- 通信基本仿真2适合初学者学习的代码,包括了调制,分析等等:使用IIR filter的经典模拟滤波器（巴特沃斯Butterworth,切比雪夫Chebyshev）,Bartlett周期图谱，加窗Bartlett周期图谱，基带波形仿真，IIR的贝塞尔滤波器Bessel Filter，二进制对称信道Binary Symmetric Channel仿真，比特序列，Remez滤波，BPSK复合基带信号仿真，载波生成器，椭圆滤波器Elliptical Filter，FFT,FSK调制及解调，高斯噪声Gaus
OFDM_fangzhen
- 本程序对OFDM这一调制方式的基本流程进行了仿真，通过高斯白噪声信道，接收信号解调，对比发送和接收信号波形，并画出功率谱密度图形-This program OFDM modulation scheme of this basic flow of the simulation carried out by white Gaussian noise channel, the received signal demodulation, compare sent and received signal
QI045_Matlab_X_L
- 扩频通信，从电磁波利用来看，与一般现有的常规通信方式完全不同。扩频通信利用伪随机编码把信息数据（窄带信号）的频谱进行扩展，形成宽带的低功率谱密度信号发射，使用不同的伪随机序列编码，不同通信用户可在同一频段、同一时间工作，互不影响或干扰极小地进行通信。-Spectrum, from the electromagnetic waves used term, and the general existing conventional means of communication is entirel
pgj
- 利用自相关函数法和周期图法实现随机信号的功率谱估计-Use of the autocorrelation function and periodogram method to achieve random signal power spectrum estimation
PSK_generate
- BPSK信号以及BPSK信号扩频后信号的仿真，通过低通滤波器以后，做出其功率谱密度图，查看其信号特性。-BPSK signal and the signal spread spectrum BPSK signal simulation, after low-pass filter through to make its power spectral density maps, see the signal characteristics.
display_signal
- 基于matlab-GUI制作的数字通信信号的调制仿真，包括时域、功率谱显示，仿真的调制方式有：ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK，比较直观易懂，可供需要的同胞参考-this process mainly simulate varity of digital signal modulation,such as ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK
periodogram
- 用周期图法求解功率谱曲线，并搜索信号频率值-Periodogram method for solving the power spectrum curve, and search for the signal frequency value
pisar
- 用pisar方法估计功率谱，并估计信号频率和峰值-Music method estimates the power spectrum, and estimate the signal frequency and peak
esprit
- 用esprit方法估计功率谱，并估计信号频率和峰值-To esprit methods estimate the power spectrum, and estimate the signal frequency and peak
zixianguan_test
- 各种随机信号的自相关函数和功率谱密度函数、画图-Autocorrelation function and power spectral density function of a variety of random signals, drawing
zuixiaoercheng
- 本程序具体描述了利用最小二乘算法对混合信号进行AR参数和其功率谱估计。-This procedure describes the use of least square algorithm for mixed signal AR parameter and its power spectrum estimation.
zongtizuixiaoercheng
- 本程序具体介绍了利用总体二乘算法对含有两个正弦信号和高斯白噪声信号的AR参数估计和其功率谱的估计。-This procedure introduced by overall two multiplication algorithm for containing two sinusoidal signal and the Gauss white noise signal AR parameter estimation and its power spectrum estimation.
CPM
- 多进制矩形成型连续相位信号的产生程序并用welch法求其功率谱-Continous phase modulation signal and it s PDF
qpskprog
- 构建一个理想信道基本QPSK仿真系统,仿真结果有 a.基带输入波形及其功率谱 b信号及其功率谱 c.QPSK信号星座图 2.构建一个在AWGN（高斯白噪声）信道条件下的QPSK仿真系统，仿真结果有 a.QPSK信号及其功率谱 b.QPSK信号星座图 c.高斯白噪声信道条件下的误码性能以及高斯白噪声的理论曲线，要求所有误码性能曲线在同一坐标比例下绘制-qpsk modem emulation, plus white Gaussian noise
Untitled3
- 令信号长度为N=256，试分别用BT法和周期法估计产u（n）功率谱-So that the signal of length N = 256, respectively, the estimated production test u (n) the power spectrum with BT and Cycle Methods