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:
Feb. 11, 2014
Filed:
Dec. 29, 2010
Applicants:
Claus Erdmann Fürst, Roskilde, DK;
Igor Mucha, Bratislava, SK;
Lars Stenberg, Roskilde, DK;
Inventors:
Assignee:
Techtronic A/S, Roskilde, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01); H04R 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a microphone assembly comprising a microphone assembly casing having a sound inlet port and a transducer for receiving acoustic waves through the sound inlet port. The transducer converts the received acoustic waves to analog audio signals. The assembly according to the present invention further comprises an electronic circuit positioned within the microphone assembly casing, said electronic circuit comprising a pre-amplifier and an analog-to-digital converter preferably in form of a sigma-delta modulator so as to convert amplified analog audio signals to digital audio signals.