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Extract from the Register of European Patents

EP About this file: EP2828851

EP2828851 - METHOD AND APPARATUS FOR ACOUSTIC ECHO CONTROL [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.03.2017
Database last updated on 03.10.2024
Most recent event   Tooltip10.07.2020Lapse of the patent in a contracting state
New state(s): IS
published on 12.08.2020  [2020/33]
Applicant(s)For all designated states
Dolby Laboratories Licensing Corporation
100 Potrero Avenue
San Francisco, CA 94103-4813 / US
[2015/05]
Inventor(s)01 / SHI, Dong
c/o Dolby Labs
IS (Beijing)
World Financial Centre
No. 1 East 3rd Ring Middle Road
Beijing 100020 / CN
02 / HUO, JiaQuan
c/o Dolby Australia Pty Limited
Level 3
35 Mitchell Street
McMahons Point New South Wales 2060 / AU
03 / SUN, Xuejing
c/o Dolby Labs IS (Beijing)
World Financial Centre
No. 1 East 3rd Ring Middle Road
Chaoyang District
Beijing 100022 / CN
04 / DICKINS, Glenn, N.
c/o Dolby Australia Pty. Ltd.
Level 3
35 Mitchell Street
McMahons Point New South Wales 2060 / AU
 [2015/05]
Representative(s)Dolby International AB Patent Group Europe
77 Sir John Rogerson's Quay
Block C
Grand Canal Docklands
Dublin, D02 VK60 / IE
[N/P]
Former [2015/05]Dolby International AB Patent Group Europe
Apollo Building, 3E
Herikerbergweg 1-35
1101 CN Amsterdam Zuidoost / NL
Application number, filing date13714808.621.03.2013
[2016/17]
WO2013US33225
Priority number, dateCN2012108081023.03.2012         Original published format: CN201210080810
US201261619270P02.04.2012         Original published format: US 201261619270 P
[2015/05]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2013142647
Date:26.09.2013
Language:EN
[2013/39]
Type: A1 Application with search report 
No.:EP2828851
Date:28.01.2015
Language:EN
The application published by WIPO in one of the EPO official languages on 26.09.2013 takes the place of the publication of the European patent application.
[2015/05]
Type: B1 Patent specification 
No.:EP2828851
Date:27.04.2016
Language:EN
[2016/17]
Search report(s)International search report - published on:EP26.09.2013
ClassificationIPC:G10L21/0232, G10L21/02
[2015/05]
CPC:
G10L21/0208 (EP,US); G10L21/02 (EP,US); G10L2021/02082 (EP,US);
G10L25/12 (EP,US)
Designated contracting statesAL,   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 [2015/05]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERFAHREN UND VORRICHTUNG FÜR AKUSTISCHE ECHOSTEUERUNG[2015/05]
English:METHOD AND APPARATUS FOR ACOUSTIC ECHO CONTROL[2015/05]
French:PROCÉDÉ ET APPAREIL PERMETTANT UNE RÉGULATION D'ÉCHO ACOUSTIQUE[2015/05]
Entry into regional phase23.10.2014National basic fee paid 
23.10.2014Designation fee(s) paid 
23.10.2014Examination fee paid 
Examination procedure23.10.2014Examination requested  [2015/05]
08.04.2015Amendment by applicant (claims and/or description)
16.12.2015Communication of intention to grant the patent
29.02.2016Fee for grant paid
29.02.2016Fee for publishing/printing paid
29.02.2016Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  16.12.2015
Opposition(s)30.01.2017No opposition filed within time limit [2017/14]
Fees paidRenewal fee
27.03.2015Renewal fee patent year 03
04.03.2016Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court
See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
BG27.04.2016
CY27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
MK27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
TR27.04.2016
NO27.07.2016
GR28.07.2016
IS27.08.2016
PT29.08.2016
[2020/33]
Former [2020/15]HU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
BG27.04.2016
CY27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
MK27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
TR27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2019/51]HU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
BG27.04.2016
CY27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
MK27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2019/47]HU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
BG27.04.2016
CY27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2019/39]HU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
BG27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2019/31]HU21.03.2013
AL27.04.2016
AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2018/46]AL27.04.2016
AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2018/01]AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
MC27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/37]AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SI27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/11]AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SK27.04.2016
SM27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/10]AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
SK27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/09]AT27.04.2016
BE27.04.2016
CZ27.04.2016
DK27.04.2016
EE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RO27.04.2016
RS27.04.2016
SE27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/07]AT27.04.2016
BE27.04.2016
DK27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RS27.04.2016
SE27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2017/03]AT27.04.2016
BE27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
IT27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RS27.04.2016
SE27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2016/52]AT27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RS27.04.2016
SE27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2016/51]AT27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RS27.04.2016
NO27.07.2016
GR28.07.2016
PT29.08.2016
Former [2016/50]AT27.04.2016
ES27.04.2016
FI27.04.2016
HR27.04.2016
LT27.04.2016
LV27.04.2016
NL27.04.2016
PL27.04.2016
RS27.04.2016
NO27.07.2016
Former [2016/49]FI27.04.2016
LT27.04.2016
NL27.04.2016
PL27.04.2016
NO27.07.2016
Former [2016/46]LT27.04.2016
NL27.04.2016
NO27.07.2016
Former [2016/44]NL27.04.2016
Cited inInternational search[A]US2002041678  (BASBURG-ERTEM FILIZ [US], et al) [A] 1,12 * page 5, paragraph 0050 - paragraph 52; figure 6; claims 1,6,9 *;
 [A]US6775653  (WEI XIONG GUAN [CN]) [A] 1-12 * column 2, line 66 - column 3, line 7; figures 4, 7 * * column 14, line 49 - column 15, line 16; claim 1 *;
 [A]US2008181420  (MOHAMMAD ASIF IQBAL [US], et al) [A] 1,12 * page 1, paragraph 0005 *;
 [A]US2010074432  (ADENEY KATHRYN [CA]) [A] 1,12 * claim 1 *;
 [A]  - JUN H CHO ET AL, "An Objective Technique for Evaluating Doubletalk Detectors in Acoustic Echo Cancelers", IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING, IEEE SERVICE CENTER, NEW YORK, NY, US, (19991101), vol. 7, no. 6, ISSN 1063-6676, XP011054403 [A] 1,12 * figure 4 *
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