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利用升余弦滤波器来接收基带信号的系统仿真，还有眼图分析-The use of the raised cosine filter to receive the baseband signal system simulation, and analysis of niose
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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
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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.
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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
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BPSK与QPSK调制解调系统的Matlab仿真程序；
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，并与理论曲线进行对比。
-BPSK and QPSK modulation and demodulation systems Matlab simulation program transmit and receive filters are root raised cosine filter
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仿真高斯白噪声信道下QPSK的Eb/N0与误比特率之间的关系。
要求：
任选一种工具进行仿真：SPW、Matlab、Simulink。
成型滤波器采用根升余弦滚降滤波器，滚降系数为0.5，过采样因子为4
要求仿真至1e-5误比特率 。
与理论值对比，绘出对比曲线-Simulation of Gauss white noise channel QPSK between Eb/N0 and bit error rate of the relationship.
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qpsk的仿真以及根升余弦滤波器成形另外有误比特率的比较-qpsk simulation and shaping the root raised cosine filter
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matlab code for raised cosine filter
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用matlab实现升余弦滤波器的设计，其中滚降系数可以根据自己需要自动调节-Using matlab to achieve raised cosine filter design, roll-off factor which can automatically adjust according to their needs
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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
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QAM scr ipt for modulation and demodulation, raised cosine filter, convolutional coding, viterbi coding, eye diagram, BER
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升余弦滤波器设计，产生眼图，输入调制方式为2PAM和4PAM，符号率为1Hz，等效信道滤波器为升余弦滚降成形滤波器(缺省滚降系数为0.5)-Raised cosine filter design, resulting in eye diagrams, input modulation for 2PAM and 4PAM, symbol rate of 1Hz, the equivalent channel filter for shaping raised cosine filter (defa
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BPSK 与QPSK 调制解调系统的Matlab 仿真程序,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，并与理论曲线进行对比-BPSK and QPSK modulation and demodulation system Matlab simulation program, send and receive filters are root raised cosine filter roll-off fil
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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.
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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
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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.
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QPSK信号，数字带通传输，格雷码编码，根升余弦滤波器，加性高斯白噪声-QPSK signal, a digital bandpass transmission, gray code, root raised cosine filter, additive white gaussian noise
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眼图用于测试数字传输信道质量。由于传输过程中的频带限制，噪声的叠加使得1和0的差别变小。在接收机的判决点，将“1”和“0”的差别用眼图上“眼睛”张开的大小来表示，十分形象、直观和实用。
首先产生一个二进制随机方波序列，通过升余弦滤波器滤波后，方波的高频成分滤掉后绘出的眼图。在程序中形成在Workspace中的数据变量D。通过指令sim（‘eye’）将工作空间的数据D馈送到眼图仪EyeDiagram，得到眼图仪显示的眼图（右图）。-Eye for testing the quality of
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通过代码计算根升余弦滤波器系数，并通过与matlab本身自带生成函数做了比较-By code calculates root raised cosine filter coefficients, and through matlab comes with its own generating functions were compared
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基于matlab实现升余弦滤波器，可以直接运行-Raised cosine filter
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