matlab 生成持续高斯白噪声
时间: 2023-08-26 21:15:07 浏览: 55
在Matlab中,可以使用randn函数来生成持续的高斯白噪声。代码示例如下:
```matlab
Fs = 48000; % 采样率
T = 1/Fs; % 采样间隔
t = 0:T:1-T; % 时间向量
n0 = 1; % 单边噪声功率谱
Eb = n0 * T; % 信号功率
r = 1; % 信号的样本数
noise = sqrt(Eb/r) * randn(size(t)); % 生成高斯白噪声
plot(t, noise);
xlabel('时间');
ylabel('幅度');
title('持续高斯白噪声');
```
在这段代码中,我们首先定义了采样率Fs、采样间隔T和时间向量t。然后,我们指定了噪声的单边噪声功率谱n0、信号功率Eb和信号的样本数r。最后,使用randn函数生成高斯白噪声,并将其绘制出来。
希望这个回答对你有帮助!<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [Matlab高斯白噪声的产生](https://blog.csdn.net/weixin_38350855/article/details/122712347)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 33.333333333333336%"]
- *2* [用matlab生成高斯白噪声和均匀白噪声及其频谱](https://blog.csdn.net/weixin_42570192/article/details/121722141)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 33.333333333333336%"]
- *3* [matlab产生高斯白噪声](https://blog.csdn.net/qinghuanduji/article/details/113728753)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 33.333333333333336%"]
[ .reference_list ]