Patent · US Active

Converter system for an active noise compensation apparatus

US8180092B2 · kind B2 · utility

3Cited by

3References

2Claims

0Family size

Assignee

Sennheiser electronic GmbH & Co. KG · DE

Inventors

Axel Grell · Großburgwedel, DE
André Grandt · Großburgwedel, DE

Key dates

Filing date	Nov 1, 2006
Grant date	May 15, 2012
Priority date	—
Expiry date	Apr 20, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH04R7/127
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

There is provided a transducer system for an active noise compensation apparatus, which has a first end at the ear side and an electroacoustic transducer. The electroacoustic transducer has a diaphragm system and a magnet system, wherein the central region of the diaphragm system is curved towards the magnet system and is in the form of an inverted calotte. A sensor microphone is arranged in a volume between the first end and the region of the curvature of the diaphragm system.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.