EP 1916872 B1 20160113 - Differential directional microphone and hearing aid with such a differential directional microphone
Title (en)
Differential directional microphone and hearing aid with such a differential directional microphone
Title (de)
Differentielles Richtmikrofonsystem und Hörhilfsgerät mit einem solchen differentiellen Richtmikrofonsystem
Title (fr)
Système de microphone directionnel différentiel et appareil auditif doté d'un tel système de microphone directionnel différentiel
Publication
Application
Priority
DE 102006049870 A 20061023
Abstract (en)
[origin: EP1916872A2] The system has two differential microphone stages with two differential directional microphones, respectively, where one of the differential microphone stages is downstream of the other differential microphone stage. The two differential microphone stages exhibit directional characteristics with zero points in two directions, respectively. One of the directions is oriented opposite to the other direction.
IPC 8 full level
H04R 25/00 (2006.01); H04R 3/00 (2006.01)
CPC (source: EP)
H04R 25/407 (2013.01); H04R 3/005 (2013.01); H04R 2225/41 (2013.01); H04R 2430/21 (2013.01)
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 LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1916872 A2 20080430; EP 1916872 A3 20110817; EP 1916872 B1 20160113; DE 102006049870 A1 20080508; DE 102006049870 B4 20160519; DK 1916872 T3 20160418
DOCDB simple family (application)
EP 07118344 A 20071012; DE 102006049870 A 20061023; DK 07118344 T 20071012