搜索资源列表
mod_qpsk
- QPSK调制matlab程序 包括基带成型滤波器 （升余弦滤波器）-QPSK modulation Matlab procedures including baseband shaping filter (or cosine filter)
wigner1
- 设采样频率为1Hz，对于淹没在复高斯白噪声中的信噪比为 的两个复LFM信号，采用子带带宽为0.1Hz的升余弦滤波器，共9个子带滤波器构成的滤波器组，时间窗为窗长为256的矩形窗，进行仿真-based sampling frequency of 1Hz. For drowned in the complex Gaussian white noise to the signal-to-noise ratio of 2 Minute LFM, using sub-band bandwidth of 0
shengyuxian
- 理想低通滤波器特性曲线绘制 频率图分析 升余弦滤波器特性曲线绘制 频谱图分析 部分响应系统滤波器特性曲线-Ideal low-pass filter frequency characteristic curve analysis drawn up cosine filter characteristic curve analysis part of the spectrum mapping system filter response curve
root_raise_cos
- matlab代码，根升余弦滤波器对数字基带信号进行成型滤波，匹配滤波-Matlab code, the root raised cosine filter on the digital baseband signal shaping filter, matched filter
16QAM
- 仿真练习（第六次刘课件中有关于噪声的添加方法） ？ 编写一个含QAM传输的发送和接收模块 ？ 分别采用复基带仿真和实带通仿真两种形式 ？ 复基带仿真时过采样率为4倍,实带通仿真时过采样率为20倍, 实带通仿真时, 载波频率为符号率的4倍 ？ 发端采用滚降系数0.5的根号升余弦滤波器 ？ 画出Eb/N0=15dB时的接收波形(收滤波前),取100个采样 ？ 画出发端输出的眼图和收端过匹配滤波后的眼图(画眼图时不加噪声) ？ 统计
shengyuxian
- 产生升余弦滤波器的时域与频域波形，带有默认参数，滚降系数为alpha。-Time domain and frequency domain waveforms produce raised cosine filter with default parameters, roll-off factor for the Alpha.
krishna_rcosflt
- 牛人krishna示例的升余弦滚降滤波器的时域和频域仿真-the simulation of raised cosine filter for both time and frequency domains，by krishna, happy learning!
RaiseCosFilter
- 升余弦滤波器，matlab编程，从csdn上下的-raised cosine filter
2PSK
- 介绍了2PSK的调制解调原理，接收机有带通滤波器和升余弦滤波器接收的性能比较-Describes the modulation and demodulation principle 2PSK, the receiver has a band-pass filter and a raised cosine filter receiver performance comparison
baseband
- 数字基带传输系统的实现。包括升余弦滤波器、匹配滤波器的实现、高斯信道的实现。-Digital baseband transmission system. Including the raised cosine filter, matched filter is implemented, Gaussian channel implementation.
Digital-baseband-transmission
- 数字基带传输系统实验，升余弦滤波器，匹配和非匹配方式-Digital baseband transmission system experiment, raised cosine filter, matching and non-matching approach
16qam
- 16QAM通过带限信道，设码元速率为1000波特，传输的滚降系数是0.75的滚降升余弦滤波器-16QAM by band-limited channel, set the symbol rate is 1000 baud, roll-off factor of transmission is 0.75 rolloff raised cosine filter
pulse_shaping_filter
- 无线通信系统发射端仿真中，脉冲成型滤波器。是一种根升余弦滤波器。-A pulse shaping filter in the wireless communication system. It is a root raised cosine filter.
BPSK-QPSK
- 分别编写BPSK与QPSK调制解调系统的Matlab仿真程序，要求：发送滤波器与接收滤波器均为根升余弦滚降滤波器；信道噪声为加性高斯白噪声 绘制BPSK与QPSK调制下的误码率与信噪比曲线图，并与理论曲线比较对比-They were written BPSK and QPSK modulation and demodulation system Matlab simulation program requirements: a transmission filter and a recept
rcosine
- 简单介绍根升余弦滤波器的概念和设计，附有毕业设计。还有一些代码。-Brief root raised cosine filter concept and design, with graduation. There are some code.
BPSK-OFDM
- 目的:模拟一个简单的通信系统，并估计误码率。 系统特点: 1.BPSK调制，b ∈ {1, ?1}与先验概率相等， 2.升余弦脉冲 3.AWGN信道 4.在集成和转储的接收端过采样 5.数字匹配滤波器 方法:误码率作为Es/N0和过采样率的函数。(Simulate a BPSK-OFDM communication system and estimate bit error rate.)
raisecos.m
- 升余弦滚降滤波器，滤波器，并有不同系数下对比图(Raised cosine roll off filter, filter, and comparison chart under different coefficients)