The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 1988
Filed:
Mar. 31, 1986
Applicant:
Inventors:
Anton M Gebert, Union, NJ (US);
Yuri Gokhin, Union, NJ (US);
Assignee:
Siemens Hearing Instruments, Inc., Union, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R / ; H04R / ; H04B / ;
U.S. Cl.
CPC ...
381 684 ; 381 682 ; 381 94 ;
Abstract
A hearing aid responds to increased noise by changing its frequency response to reduce the effects of the noise. The hearing aid has a circuit which varies the frequency response of the unit as a function of low-frequency sounds, using a fast attack time and a much slower release time.