EP 1732351 A1 20061213 - Acoustic enclosure and corresponding device
Title (en)
Acoustic enclosure and corresponding device
Title (de)
Akustisches Gehäuse und entsprechende Vorrichtung
Title (fr)
Enceinte acoustique et appareil correspondant
Publication
Application
Priority
EP 05291248 A 20050609
Abstract (en)
The invention concerns an acoustic enclosure (11) comprising at least one active loudspeaker, characterised in that it comprises at least two passive loudspeakers (315, 316) that have different resonant frequencies and are located in the same resonant room as at least one active loudspeaker
IPC 8 full level
H04R 1/28 (2006.01)
CPC (source: EP)
H04R 1/2834 (2013.01); H04R 2499/15 (2013.01)
Citation (search report)
- [X] US 4005278 A 19770125 - GORIKE RUDOLF
- [X] US 3772466 A 19731113 - HOSSBACH E
- [X] PATENT ABSTRACTS OF JAPAN vol. 013, no. 092 (E - 722) 3 March 1989 (1989-03-03)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR LV MK YU
DOCDB simple family (publication)
DOCDB simple family (application)
EP 05291248 A 20050609; EP 2006063035 W 20060608