Hearing aid and method for in-situ occlusion effect and...

H - Electricity – 04 – R

Patent

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H04R 25/00 (2006.01)

Patent

CA 2655179

There is provided a hearing aid and a method for in-situ occlusion effect or directly transmitted sound measurement. The hearing aid comprises at least one first microphone generating a first input signal from sounds external to a user of the hearing aid, at least one signal processing means and a receiver, a second microphone generating a second input signal from sounds in the occiuded ear of the user, and wherein in a measurement mode said signal processing means produces at least one occlusion effect value or at least one directly transmitted sound value from the difference between the sound levels of the second and the first input signals generated both at the same time and said receiver is silent.

L'invention concerne une aide auditive et un procédé pour un effet d'occlusion in situ ou une mesure sonore transmise directement. L'aide auditive comprend au moins un premier microphone générant un premier signal d'entrée à partir de sons externes à un utilisateur de l'aide auditive, au moins un moyen de traitement de signal et un récepteur, un second microphone générant un second signal d'entrée à partir des sons dans l'oreille occluse de l'utilisateur, et dans un mode de mesure, ledit moyen de traitement de signal produisant au moins une valeur d'effet d'occlusion ou au moins une valeur sonore transmise directement à partir de la différence entre les niveaux sonores des second et premier signaux d'entrée générés les deux au même moment et ledit récepteur étant silencieux.

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