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1. US20110235815 - METHOD AND ARRANGEMENT FOR AUDIO SIGNAL PROCESSING

Office
États-Unis d'Amérique
Numéro de la demande 12762429
Date de la demande 19.04.2010
Numéro de publication 20110235815
Date de publication 29.09.2011
Type de publication A1
CIB
H03G 3/00
HÉLECTRICITÉ
03CIRCUITS ÉLECTRONIQUES FONDAMENTAUX
GRÉGLAGE DE L'AMPLIFICATION
3Commande de gain dans les amplificateurs ou les changeurs de fréquence
Déposants Sony Ericsson Mobile Communications AB
Inventeurs HISELIUS Per
Titre
(EN) METHOD AND ARRANGEMENT FOR AUDIO SIGNAL PROCESSING
Abrégé
(EN)

A method of processing an audio signal with a content is disclosed. The method comprises determining, based on an analysis associated with a missing fundamental phenomenon, a frequency region suitable for adding one or more harmonic tones of a fundamental tone, determining one or more spectral properties of the content within the frequency region, and adjusting operation of a function for adding harmonic tones based on the spectral properties. Corresponding computer program product, audio signal processing arrangement and electronic device is also disclosed.


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