Improved audio reproduction system

Details Improved audio reproduction system Improved audio reproduction system

H - Electricity

04

R

H04R 3/00 (2006.01) G10K 11/178 (2006.01)

Patent

CA 2159590

An improved audio system designed to maintain a desired sound at the ear of a listener by using an equalization filter (2). The equalization filter (2) is continuously adjusted in response to the signal (9) from a sensor (8) which monitors the sound close to the listener's ear. The audio system can be combined with an active noise control system (3) to reduce interference from external noise.

Un système de basse fréquence amélioré est conçu pour maintenir un son désiré au niveau de l'oreille d'un auditeur en utilisant un filtre d'égalisation (2). Le filtre d'égalisation (2) est réglé continuellement en réponse au signal (9) provenant d'un détecteur (8) qui surveille le son proche de l'oreille de l'auditeur. Le système basse fréquence peut être combiné à un système de régulation du bruit actif (3) pour réduire les interférences provenant d'un bruit extérieur.

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