EP 4117302 A1 20230111 - MICROPHONE ARRANGEMENT FOR A RADIO DEVICE
Title (en)
MICROPHONE ARRANGEMENT FOR A RADIO DEVICE
Title (de)
MIKROFONANORDNUNG FÜR EIN FUNKGERÄT
Title (fr)
AGENCEMENT DE MICROPHONE POUR UN DISPOSITIF RADIO
Publication
Application
Priority
EP 21184660 A 20210709
Abstract (en)
The invention relates to a microphone arrangement (10) for a radio device (60). The microphone arrangement (10) comprises an acoustic chamber (12) which is arranged within a housing (1) of the radio device (60); a sound channel (11) which is arranged to connect the acoustic chamber (12) to an outside of the housing (1); a cover (2) which is arranged between the acoustic chamber (12) and the sound channel (11); a microphone (4) which is arranged in the acoustic chamber (12); and a foam element (3) which is inserted in the acoustic chamber (12) in order to reduce sound reflections in the acoustic chamber (12) .
IPC 8 full level
CPC (source: EP)
H04R 1/083 (2013.01); H04R 1/2876 (2013.01); H04R 1/086 (2013.01); H04R 2420/07 (2013.01); H04R 2499/11 (2013.01)
Citation (applicant)
EP 0686408 B1 20000830 - BERLIN FLORENCE [CH]
Citation (search report)
- [Y] JP 2001333475 A 20011130 - MATSUSHITA ELECTRIC IND CO LTD
- [Y] US 2012008794 A1 20120112 - GRATKE JESSE T [US]
- [Y] EP 0333411 A2 19890920 - UNIV ESSEX [GB]
- [Y] US 2019394550 A1 20191226 - MENNITT DANIEL J [US]
- [Y] WO 2014107734 A2 20140710 - CATALYST LIFESTYLE LTD [CN], et al
- [Y] US 2020234686 A1 20200723 - HOSODA KOSUKE [JP], et al
- [Y] US 2013251183 A1 20130926 - DOLLER ANDREW J [US], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 21184660 A 20210709