Accession Number : ADD003525

Title :   Hearing Aid Amplifier Apparatus.

Descriptive Note : Patent Application,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON D C

Personal Author(s) : Knorr,Siegfried G

Report Date : 09 Feb 1977

Pagination or Media Count : 11

Abstract : A hearing aid amplifier apparatus was made utilizing band compression on the unvoiced portion of the speech spectrum and in conjunction with bandlimiting the voiced portion to provide increased speech perception for those with a hearing impairment.

Descriptors :   *Patent applications, *Amplifiers, Speech recognition

Subject Categories : Medicine and Medical Research

Distribution Statement : APPROVED FOR PUBLIC RELEASE