Background Noises in “2 Minuten Wissen”

Symbolic picture for the article. The link opens the image in a large view.
Source: J. Will

In this video from the series “2 Minuten Wissen” (2 minutes of knowledge), our colleague Annika Briegleb discusses annoying background noise when making phone calls. In the video, she explains how multiple microphones can be used to successfully suppress complex and variable noises such as road traffic from a voice signal.