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Flat Loudspeaker

Flachlautsprecher mit spezieller Schallführung für die Hochtonwiedergabe
 
: Ehrig, L.; Beer, D.

US 20090265905 P: 20091202
WO 2010EP66698 A: 20111103
WO 2011067060 A1: 20110609
English
Patent
Fraunhofer IDMT ()

Abstract
The invention relates to a flat loudspeaker with an emission characteristic which provides a better hearing result in the event that the flat loudspeaker is positioned backwards, wherein a loudspeaker is provided in the housing, and a sound guiding structure is designed such that the sound from the loudspeaker is guided outwards via an acoustic aperture in the housing for an undirected emission.

: http://publica.fraunhofer.de/documents/N-201929.html