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:
Jul. 05, 2011
Filed:
Dec. 11, 2009
Book-sung Park, Seoul, KR;
Book-sung Park, Seoul, KR;
Pantech & Curitel Communications, Inc., Seoul, KR;
Abstract
Disclosed is an IC chip type hearing aid module for use in a mobile communication terminal having a hearing aid circuit including: a first section having a resistor Rand an inductor Lwhich are connected in series on a first output line Receiver_P between the mobile communication terminal and an ear speaker; a second section having a resistor Rand an inductor Lwhich are connected in series on a second output line Receiver_N between the mobile communication terminal and the ear speaker; a third section having a resistor Rand a capacitor Cwhich are connected in series between an input terminal of the first section and an output terminal of the second section; and a fourth section having a resistor Rand a capacitor Cwhich are connected in series between an input terminal of the second section and an output terminal of the first section.