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Extract from the Register of European Patents

EP About this file: EP3757994

EP3757994 - IMPROVED AUDIO CODING SYSTEMS AND METHODS USING SPECTRAL COMPONENT COUPLING AND SPECTRAL COMPONENT REGENERATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.03.2023
Database last updated on 14.09.2024
FormerThe patent has been granted
Status updated on  25.03.2022
FormerGrant of patent is intended
Status updated on  01.12.2021
FormerRequest for examination was made
Status updated on  02.07.2021
FormerThe application has been published
Status updated on  27.11.2020
Most recent event   Tooltip24.05.2024Lapse of the patent in a contracting state
New state(s): HU		published on 26.06.2024  [2024/26]
Applicant(s)For all designated states
Dolby Laboratories Licensing Corporation
1275 Market Street
San Francisco, CA 94103 / US
[2021/01]
Inventor(s)01 / ANDERSEN, Robert L.
c/o Dolby Laboratories, Inc.
1275 Market Street
San Francisco, CA 94103 / US
02 / TRUMAN, Michael M.
4806 Leland Street
Chevy Chase, MD 20815 / US
03 / WILLIAMS, Phillip
2086 Harborview Ct.
Santa Cruz, CA 95062 / US
04 / VERNON, Stephen D.
c/o Dolby Laboratories, Inc.
1275 Market Street
San Francisco, CA 94103 / US
 [2021/08]
Former [2021/01]01 / ANDERSEN, Robert L.
c/o Dolby Laboratories, Inc.
1275 Market Street
San Francisco, CA 94103 / US
02 / TRUMAN, Michael M.
3527 Winfield Ln NW
Washington, DC 20007 / US
03 / WILLIAMS, Phillip
Santa Cruz
Santa Cruz, CA 95061 / US
04 / VERNON, Stephen D.
c/o Dolby Laboratories, Inc.
1275 Market Street
San Francisco, CA 94103 / US
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 [2021/01]Dolby International AB Patent Group Europe
Apollo Building, 3E
Herikerbergweg 1-35
1101 CN Amsterdam Zuidoost / NL
Application number, filing date20187378.330.04.2004
[2021/01]
Priority number, dateUS20034344490308.05.2003         Original published format: US 43444903
[2021/01]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3757994
Date:30.12.2020
Language:EN
[2020/53]
Type: B1 Patent specification 
No.:EP3757994
Date:27.04.2022
Language:EN
[2022/17]
Search report(s)(Supplementary) European search report - dispatched on:EP20.11.2020
ClassificationIPC:G10L21/038, G10L19/02
[2021/01]
CPC:
G10L21/038 (EP,KR,US); G10L21/02 (BR); G10L19/02 (EP,BR,KR,US)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2021/31]
Former [2021/01]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:VERBESSERTE AUDIOCODIERUNGSSYSTEME UND -VERFAHREN UNTER VERWENDUNG VON SPEKTRALKOMPONENTENKOPPLUNG UND SPEKTRALKOMPONENTENREGENERATION[2021/01]
English:IMPROVED AUDIO CODING SYSTEMS AND METHODS USING SPECTRAL COMPONENT COUPLING AND SPECTRAL COMPONENT REGENERATION[2021/01]
French:SYSTÈMES DE CODAGE AUDIO AMÉLIORÉ ET PROCÉDÉS UTILISANT UN COUPLAGE DE COMPOSANTS SPECTRAUX ET RÉGÉNÉRATION DE COMPOSANTE SPECTRALE[2021/01]
Examination procedure30.06.2021Examination requested  [2021/31]
30.06.2021Date on which the examining division has become responsible
02.12.2021Communication of intention to grant the patent
16.03.2022Fee for grant paid
16.03.2022Fee for publishing/printing paid
16.03.2022Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP04750889.0  / EP1620845
EP16169329.6  / EP3093844
Divisional application(s)EP22160456.4  / EP4057282
Opposition(s)30.01.2023No opposition filed within time limit [2023/14]
Fees paidRenewal fee
23.11.2020Renewal fee patent year 03
23.11.2020Renewal fee patent year 04
23.11.2020Renewal fee patent year 05
23.11.2020Renewal fee patent year 06
23.11.2020Renewal fee patent year 07
23.11.2020Renewal fee patent year 08
23.11.2020Renewal fee patent year 09
23.11.2020Renewal fee patent year 10
23.11.2020Renewal fee patent year 11
23.11.2020Renewal fee patent year 12
23.11.2020Renewal fee patent year 13
23.11.2020Renewal fee patent year 14
23.11.2020Renewal fee patent year 15
23.11.2020Renewal fee patent year 16
23.11.2020Renewal fee patent year 17
21.04.2021Renewal fee patent year 18
Opt-out from the exclusive  Tooltip
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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  TooltipHU30.04.2004
AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
IT27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
BE30.04.2022
IE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
[2024/26]
Former [2024/20]AT27.04.2022
CY27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
IT27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
BE30.04.2022
IE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2024/11]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
IT27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
BE30.04.2022
IE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/25]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SI27.04.2022
SK27.04.2022
BE30.04.2022
IE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/20]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SK27.04.2022
BE30.04.2022
IE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/10]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SK27.04.2022
BE30.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/09]AT27.04.2022
CZ27.04.2022
DK27.04.2022
EE27.04.2022
ES27.04.2022
FI27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
RO27.04.2022
SE27.04.2022
SK27.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/08]AT27.04.2022
DK27.04.2022
ES27.04.2022
FI27.04.2022
MC27.04.2022
NL27.04.2022
PL27.04.2022
SE27.04.2022
LU30.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2023/07]AT27.04.2022
DK27.04.2022
FI27.04.2022
NL27.04.2022
PL27.04.2022
SE27.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/50]AT27.04.2022
FI27.04.2022
NL27.04.2022
PL27.04.2022
SE27.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/49]AT27.04.2022
FI27.04.2022
NL27.04.2022
SE27.04.2022
BG27.07.2022
GR28.07.2022
PT29.08.2022
Former [2022/47]AT27.04.2022
FI27.04.2022
NL27.04.2022
SE27.04.2022
PT29.08.2022
Former [2022/44]NL27.04.2022
Documents cited:Search[A]WO9857436  (LILJERYD LARS GUSTAF [SE], et al) [A] 1-11 * the whole document *;
 [A]  - DIETZ M ET AL, "Spectral Band Replication, a Novel Approach in Audio Coding", AUDIO ENGINEERING SOCIETY CONVENTION PAPER, NEW YORK, NY, US, (20020510), pages 1 - 8, XP002376876 [A] 1-11 * the whole document *
 [A]  - Yasheng Qian ET AL, "WIDEBAND SPEECH RECOVERY FROM NARROWBAND SPEECH USING CLASSIFIED CODEBOOK MAPPING", Proceedings of the 9th Australian International Conference on Speech Science & Technology Melbourne., (20021205), pages 106 - 111, URL: http://kom.aau.dk/group/04gr742/Diverse doks/Wideband speech recovery from narrowband speech using classified codebook mapping.pdf, (20131018), XP055084555 [A] 1-11 * the whole document *
 [A]  - KRISTOFER KJÖRLING, "Technical Description of Coding Technologies' Proposal for MPEG-4 v3 General Audio Bandwidth Extension: Spectral Band Replication (SBR)", no. M7943; m7943, (20020305), 59. MPEG MEETING; 20020311 - 20020315; JEJU; (MOTION PICTURE EXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, URL: http://phenix.int-evry.fr/mpeg/doc_end_user/documents/59_Jeju/contrib/m7943.zip Technical description of Coding Technologies proposal.doc, (20100827), XP030037009 [A] 1-11 * page 43, paragraph 7.3 - page 44, paragraph 7.5 *
by applicant   - "Digital Audio Compression (AC-3", Advanced Television Systems Committee (ATSC) Standard document A/52
    - PRINCEN et al., "Subband/Transform Coding Using Filter Bank Designs Based on Time Domain Aliasing Cancellation", Proc. of the International Conf. onAcoust., Speech and Signal Proc., (19870500), pages 2161 - 64
 US20020113858
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.