搜索资源列表
QPSK
- QPSK是通信信道中一种很好的调制方式,对于其性能参数进行了仿真,信道以及噪声选择可以根据代码自由改动。对学习无线编码很有用处。
works
- QPSK系统在无线通信信道中的仿真,通过对有若干条(大于2条)路径的无线多径衰落信道中的QPSK系统进行误码率性能仿真,并在与理想的高斯加性白噪声信道中同样系统的BER性能进行比较,利用SA方法给出本仿真模型的仿真结果-QPSK system in the wireless communications channel simulation, through a number of articles (more than 2) the path of wireless multi-path fa
wscgensrc190
- 无线通信中各种常用信号产生程序,里面具有BPSK,MFSK,QPSK,白噪声等波形产生程序,声称的波形何以存储为Wav文件或直接输出到声卡!适合短波数据通信编程参考!-Wireless communication signals in a variety of commonly used procedures, which have a BPSK, MFSK, QPSK, of white noise such as waveform generation process, claiming t
wireless-commun.channel-model
- 无线通信信道仿真模型,包括加性高斯白噪声信道和衰落信道。-wireless communication channel simulation model, include additive white Gaussian noise channel and fading channel
ask
- 利用matlab软件设计并仿真下面的无线通信系统。模拟信源为单音频信号。模拟调制方式为ASK。信道为多径信道(仿真中2径),信道中噪声为加性高斯白噪声。采用相干解调接收。画出了解调器输出端性能曲线与点信噪比SNR的关系。(Matlab software is used to design and simulate the following wireless communication systems. The analog source is a single tone signal. The
TOA和TODA
- 无线定位技术仿真模拟,加有高斯白噪声干扰,能精确到1米之内。(Wireless location technology simulation, plus Gauss white noise interference, can be accurate to 1 meters.)
4
- 4. 试说明卷积编解码的工作原理: (1) 使用Simulink仿真卷积编码,并用Viterbi译码的方法进行解码,其中的编码、译码全部是自己编写代码(S-Function方式),不是调用Simulink的已有编码、译码函数。 (2) 请在加性白高斯噪声信道中,画出比特信噪比与误码率的关系曲线。(4. Try to explain the working principle of convolutional codec: (1) Simulink was used to simulate