Patent ID: 7046813

Claim:
An auditory sense training method for training an auditory sense of a trainee during a training session, the method comprising: processing an original sound by attenuating a predetermined frequency region of said original sound so as to form a region attenuation processed sound; having the trainee listen to said region attenuation processed sound; and alternating the trainee listening to said region attenuation processed sound and at least one of silence and said original sound during the training session; wherein the predetermined frequency region of said original sound is either a first region under a predetermined frequency in a range between 1800 Hz and 7000 Hz, a second region over a predetermined frequency in a range between 2000 Hz and 7000 Hz, or a third region which is a combination of said first region and said second region and wherein said region attenuation processed sound is formed by processing either one of or a combination of said first, second and third regions.