Global Patent Index - EP 1032932 A1

EP 1032932 A1 2000-09-06 - ACTIVE SOUNDPROOFING METHOD AND DEVICE

Title (en)

ACTIVE SOUNDPROOFING METHOD AND DEVICE

Title (de)

VERFAHREN UND VORRICHTUNG ZUR AKTIVEN SCHALLDÄMMUNG

Title (fr)

PROCEDE ET DISPOSITIF D'INSONORISATION ACTIVE

Publication

EP 1032932 A1 (FR)

Application

EP 98955694 A

Priority

  • FR 9802468 W
  • FR 9714653 A

Abstract (en)

[origin: FR2771541A1] The noise outputs are acquired near to the noise and passed across by an RF link, thus giving more time for processing. The reference signal then counteracts the time delay.

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

G10K 11/178

IPC 8 full level (invention and additional information)

H04N 5/44 (2006.01); G10K 11/178 (2006.01); H04B 1/10 (2006.01)

CPC (invention and additional information)

G10K 11/178 (2013.01); G10K 2210/10 (2013.01); G10K 2210/12 (2013.01); G10K 2210/3053 (2013.01)

Citation (search report)

See references of WO 9927520A1

Designated contracting state (EPC)

DE ES FR GB IT

EPO simple patent family

FR 2771541 A1 19990528; FR 2771541 B1 20001020; AU 1244699 A 19990615; EP 1032932 A1 20000906; JP 2001524701 A 20011204; WO 9927520 A1 19990603

INPADOC legal status


2002-10-09 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20020312

2002-01-23 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: DECAUX, JEAN-CLAUDE

- Ref Legal Event Code: RAP1

2001-11-21 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20011008

2000-09-06 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000524

2000-09-06 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE ES FR GB IT