Hearing aid

Details Hearing aid Hearing aid

1991-05-15

1993-03-16

Dwyer, James L.

Electrical audio signal processing systems and devices

Sound effects

Reverberators

381 68, 381 686, 181130, 181135, H04R 2500, H04R 2502, A61B 702

Patent

active

051951398

ABSTRACT:
A hearing aid in which selected frequency components of sound being vented from the ear canal of the user of the hearing aid to eliminate the "occlusion effect" are conducted to an acoustically isolated cavity to eliminate, or greatly reduce, feedback in the hearing aid.

REFERENCES:
patent: 4311206 (1982-01-01), Johnson
patent: 4712245 (1987-12-01), Lyregaard
patent: 4852177 (1989-07-01), Ambrose
patent: 5033090 (1991-07-01), Weinrich

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