TALKER LANGUAGE, GENDER AND AGE SPECIFIC HEARING DEVICE

摘要

A method of operating an audio processing device to improve a user's perception of the speech signal. The method comprising: converting by the audio processing device the input speech signal into a number of frequency bands corresponding to a perception scale, applying "band specific frequency lowering scheme" mainly on to the least important frequency bands according to the specific language phonemes formantsnumber, the talker fundamental frequency as it differs among male, female and children, the importance of each of these phonemes in speech recognition and frequency of occurrence of each phoneme in conversation.