Global Patent Index - EP 1057366 A1

EP 1057366 A1 2000-12-06 - MICROPHONE APPARATUS FOR PRODUCING SIGNALS FOR SURROUND REPRODUCTION

Title (en)

MICROPHONE APPARATUS FOR PRODUCING SIGNALS FOR SURROUND REPRODUCTION

Title (de)

MIKROFONGERÄT ZUR ERZEUGUNG VON SIGNALEN FÜR RAUMKLANGWIEDERGABE

Title (fr)

APPAREIL MICROPHONE DE PRODUCTION DE SIGNAUX POUR LA REPRODUCTION D'AMBIANCE SONORE

Publication

EP 1057366 A1 (EN)

Application

EP 99903210 A

Priority

  • US 9901167 W
  • US 899398 A

Abstract (en)

[origin: WO9937120A1] A microphone apparatus or assembly (10, 210, 310, 510) includes three or four microphone elements supported on a horizontal plane or planes, which microphones are physically arranged and electrically combined such that the resulting composite stereo signals, left total and right total, produce a staging effect and are compatible with current standard surround decoders.

IPC 1-7 (main, further and additional classification)

H04R 5/00

IPC 8 full level (invention and additional information)

H04R 1/40 (2006.01); H04R 3/00 (2006.01); H04R 5/027 (2006.01); H04S 3/00 (2006.01)

CPC (invention and additional information)

H04R 5/027 (2013.01); H04R 3/005 (2013.01); H04S 3/00 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI SE

EPO simple patent family

WO 9937120 A1 19990722; AU 2328799 A 19990802; EP 1057366 A1 20001206; EP 1057366 A4 20071017

INPADOC legal status


2008-11-26 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20080610

2007-12-26 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20071127

2007-10-17 [A4] SUPPLEMENTARY SEARCH REPORT

- Effective date: 20070814

2000-12-06 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000818

2000-12-06 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH DE DK ES FR GB GR IE IT LI SE