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:
Sep. 15, 1998
Filed:
Apr. 17, 1997
Applicant:
Inventor:
Kunibert Husung, Erlangen, DE;
Assignee:
Siemens Audiologisch Technik GmbH, Erlangen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
381 69 ; 381 68 ;
Abstract
In order to improve the electromagnetic compatibility strength in a hearing aid and for particularly protecting the active components of the amplification and transmission circuit of the hearing aid, the integrated for the amplification and transmission circuit is provided with a shielding that forms a line trap against radio-frequency signals.