The Analysis & Resynthesis Sound Spectrograph (formerly known as the Analysis & Reconstruction Sound Engine), or ARSS, is a program that analyses a sound file into a spectrogram and is able to synthesise this spectrogram, or any other user-created image,
17 Jan 2008 ... Active noise cancellation works by inverting the sound so that the original + the inverse = zero. This results in silence, in theory; ...
Sound masking is often confused with sound cancellation. Sound cancellation is not available beyond such applications as headphones, where a covering sound (sound masking) has been widely used for more than 40 years.