Patent · US Expired

Integrated loudspeaker system

US7548630B2 · kind B2 · utility

3Cited by

6References

6Claims

0Family size

Assignee

Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

Berthold Schlenker · Ilmenau, DE
Thomas Sporer · Ergolding, DE
Karlheinz Brandenburg · Erlangen, DE

Key dates

Filing date	Mar 11, 2004
Grant date	Jun 16, 2009
Priority date	—
Expiry date	Apr 1, 2024

Classification

Technology area (CPC H)Electricity
CPC primaryH04R2201/021
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A loudspeaker system including a plurality of sonic converters fixed in or to the rear of sound passage openings of a carrier plate is disclosed. The carrier plate is configured in the form of a wall plate for interior spaces or outside facades of buildings and the sonic converters are integrated into the carrier plate. The loudspeaker system or loudspeaker wall plate, respectively, permit the realization of an optimum acoustic irradiation of a space without aesthetically annoying loudspeaker boxes.

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