white Gaussian noise

The existing study on WDP system are all based on additive white Gaussian noise ( AWGN) channel and few focuses on that in fading channel.

现有的关于WDP系统的研究均是针对AWGN信道进行，基于衰落信道的WDP系统研究很少涉及。

In the studies, the research of the Raleigh fading model in the none visible path uses sine summation theorem. We introduce how to pull in path loss and Gaussian white noise, and MATLAB software is used into simulating the channel model.

本文利用正弦和理论对非可视路径中的瑞利衰落模型进行了研究，并介绍了路径损耗以及高斯白噪声的引入，最后利用MATLAB软件对模型进行了仿真。

Randomness in this case is modelled as a Gaussian white noise process.

模式中之随机性乃视为一高斯白噪音过程.

Maximum Likelihood Detection for Sampled PPM Signals in White Gaussian Noise

白高斯噪声下取样PPM信号的最大似然检测

Fill it with White and apply Filter > Noise > Add Noise with Gaussian and Monochromatic enabled.

填充白色,并应用滤镜–>杂色–>添加杂色,设置为高斯分布,和单色.

This paper deduces the NDA SNR estimation algorithm for QAM signals in additive Gaussian white noise channel and on the condition of the equivalent a priori probability of transition signals positioning on every constellation point by using statistics.

该文利用统计量的知识，推导了QAM信号在加性高斯白噪声信道且星座任意一点的发送概率相同条件下的非数据辅助（盲）信噪比估计算法。

Simulations for bit-error-rate on an additive white gaussian noise channel showed that at the threshold of visibility the required E_b/ N_0 was only 3.4 dB, which is 1.8 dB better than the reference schemes.

在加性高斯白噪声信道下的误码率性能仿真证明：在视觉门限下该方案所需的比特信噪比Eb/N0仅为3.4dB，比参考方案有约1.8dB的增益。

In OFDM systems, a transmission channel is partitioned into a set of orthogonal sub-channels, each with approximately flat transfer function and additive white Gaussian noise ( AWGN).

在OFDM系统中，数据传输信道被划分为许多正交的子信道，各个子信道可以看作是平坦性衰落和高斯噪声信道的叠加。

The Simulation of Checking Duality Signals with White Gaussian Noise Using Plenitude Statistic Method Based on MATLAB

基于MATLAB利用充分统计量法对含有高斯白噪声二元信号检测的仿真