McClure, Qualey & Rodack, LLP
Device and method for automatically adjusting gain
A device and method are provided for automatically adjusting gain, including a conversion module for converting an audio time-domain signal to an audio frequency-domain signal, an analysis module for analyzing the audio frequency-domain signal in accordance with an equal-loudness level contour of human hearing so as to generate strength weightings and generating a signal strength in accordance with the weightings, a calculation module for calculating a gain by analysis of the audio frequency-domain signal when the signal strength falls outside a default range, and a control module for generating an audio output signal in accordance with the gain and the audio time-domain signal.
Realtek Semiconductor Corp.
H H
H03G H04R
inventional inventional
Wen-Haw Mei-Yu Kai-Hsiang Yu-Heng
Wang Fan Chou Chen