Noise cancelling headphones.pdf
Le Tinh · Figshare · 2016
Noise cancelling feature is commonly used in ear buds, in ear headphones. They can reproduce the wide range of frequencies from outside noises. However, which factors determine the effectiveness of noise cancellation is still un-known. In this paper, we present the hypothesis, which contributes to how the effective noise cancelling earbuds are in terms of their capacity to create exactly the sound with inverted wavelength.