EP 0847678 B1 19990421 - PANEL-FORM MICROPHONES
Title (en)
PANEL-FORM MICROPHONES
Title (de)
PANEELFöRMIGE MIKROFONE
Title (fr)
MICROPHONES EN FORME DE PANNEAU
Publication
Application
Priority
- GB 9602155 W 19960902
- GB 9517918 A 19950902
- GB 9522281 A 19951031
- GB 9606836 A 19960330
Abstract (en)
[origin: WO9709862A1] A panel-form microphone characterised by a distributed mode acoustic member (12) and a transducer (63) coupled wholly and exclusively to the member to produce a signal in response to resonance of the member due to incident acoustic energy.
IPC 1-7
IPC 8 full level
H04R 17/02 (2006.01); B42D 15/02 (2006.01); H04R 1/24 (2006.01); H04R 7/04 (2006.01); H04R 7/06 (2006.01)
CPC (source: EP)
B42D 15/022 (2013.01); H04R 7/045 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9709862 A1 19970313; AT E179297 T1 19990515; AU 6881296 A 19970327; AU 703058 B2 19990311; CA 2230449 A1 19970313; CN 1195463 A 19981007; DE 69602204 D1 19990527; DE 69602204 T2 19990916; DK 0847678 T3 19991025; EA 000640 B1 19991229; EA 199800262 A1 19981029; EP 0847678 A1 19980617; EP 0847678 B1 19990421; ES 2132952 T3 19990816; HK 1008652 A1 19990514; JP H11512254 A 19991019; RO 119057 B1 20040227
DOCDB simple family (application)
GB 9602155 W 19960902; AT 96929397 T 19960902; AU 6881296 A 19960902; CA 2230449 A 19960902; CN 96196703 A 19960902; DE 69602204 T 19960902; DK 96929397 T 19960902; EA 199800262 A 19960902; EP 96929397 A 19960902; ES 96929397 T 19960902; HK 98109458 A 19980728; JP 51095697 A 19960902; RO 9800643 A 19960902