METHOD, APPLIANCE AND COMPUTER PROGRAM TO CALCULATE AND ADJUST THE PERFECTED SOUND OF AN AUDIO SIGNAL.

摘要

A method of treating an audio signal, which comprises producing, in response to the audio signal, an excitation signal, and calculating the percentage loudness of the audio signal in response to the excitation signal and a measure of characteristics of the audio signal, in which said calculation selects, from a group of two or more specific loudness model functions, one or a combination of two or more of the specific loudness model functions, the selection of which is controlled by the measurement of Characteristics of the input audio signal.