H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 5/60 (2006.01)
Patent
CA 2694613
A system for controlling volume comprising a perceptual loudness estimation unit for determining a perceived loudness of each of a plurality of frequency bands of a signal. A gain control unit for receiving the perceived loudness of one of the frequency bands of the signal and for adjusting a gain of the frequency band of the signal as a function of the perceived loudness of the frequency band.
L'invention concerne un système de réglage du volume comprenant une unité d'estimation d'intensité du son perceptuelle pour déterminer une intensité du son perçue de chacune d'une pluralité de bandes de fréquence d'un signal. Ledit système comprend également une unité de commande de gain pour recevoir l'intensité du son perçue d'une des bandes de fréquence de signal et pour régler un gain de la bande de fréquence du signal comme fonction de l'intensité du son perçue de la bande de fréquence.
Reams Robert
Thompson Jeffrey
Dts Inc.
Oyen Wiggs Green & Mutala Llp
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