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Extract from the Register of European Patents

EP About this file: EP1391995

EP1391995 - MAX-LOG-MAP decoding with windowed processing of forward/backward recursions [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  03.02.2012
Database last updated on 02.09.2024
Most recent event   Tooltip03.02.2012Application deemed to be withdrawnpublished on 07.03.2012  [2012/10]
Applicant(s)For all designated states
Renesas Electronics Corporation
1753, Shimonumabe Nakahara-ku Kawasaki-shi
Kanagawa / JP
[2010/40]
Former [2004/09]For all designated states
NEC Electronics Corporation
1753 Shimonumabe, Nakahara-ku
Kawasaki, Kanagawa / JP
Inventor(s)01 / Orio, Masao c/o NEC Electronics Corporation
1753 Shimonumabe Nakahara-ku
Kawasaki Kanagawa / JP
 [2004/09]
Representative(s)MacDougall, Alan John Shaw, et al
Mathys & Squire The Shard
32 London Bridge Street
London SE1 9SG / GB
[N/P]
Former [2009/14]MacDougall, Alan John Shaw, et al
Mathys & Squire LLP 120 Holborn London
EC1N 2SQ / GB
Former [2004/09]Moir, Michael Christopher, et al
Mathys & Squire 100 Gray's Inn Road
London WC1X 8AL / GB
Application number, filing date03255151.720.08.2003
[2004/09]
Priority number, dateJP2002023949220.08.2002         Original published format: JP 2002239492
[2004/09]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1391995
Date:25.02.2004
Language:EN
[2004/09]
Type: A3 Search report 
No.:EP1391995
Date:13.07.2005
[2005/28]
Search report(s)(Supplementary) European search report - dispatched on:EP30.05.2005
ClassificationIPC:H03M13/29
[2004/09]
CPC:
H04L1/005 (EP,US); G11B20/18 (EP,US); H03M13/2957 (EP,US);
H03M13/3723 (EP,US); H03M13/3905 (EP,US); H03M13/3972 (EP,US);
H03M13/658 (EP,US); H04L1/0054 (EP,US); H04L1/0055 (EP,US);
H04L1/006 (EP,US); H04L1/0066 (EP,US) (-)
Designated contracting statesFI,   GB [2006/14]
Former [2004/09]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:MAX-LOG-MAP Dekodierung mit Fensterbearbeitung der Vorwärts- und Rückwärtsrekursionen[2004/09]
English:MAX-LOG-MAP decoding with windowed processing of forward/backward recursions[2004/09]
French:Decodeur MAX-LOG-MAP avec traitement par fenêtres des récursions en avant et arrière[2004/09]
Examination procedure14.07.2005Examination requested  [2005/36]
04.05.2011Despatch of a communication from the examining division (Time limit: M04)
15.09.2011Application deemed to be withdrawn, date of legal effect  [2012/10]
19.10.2011Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2012/10]
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  04.05.2011
Fees paidRenewal fee
22.08.2005Renewal fee patent year 03
22.08.2006Renewal fee patent year 04
17.08.2007Renewal fee patent year 05
14.03.2008Renewal fee patent year 06
18.08.2009Renewal fee patent year 07
27.08.2010Renewal fee patent year 08
Penalty fee
Additional fee for renewal fee
31.08.201109   M06   Not yet paid
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Documents cited:Search[XY]  - YOON S ET AL, "A PARALLEL MAP ALGORITHM FOR LOW LATENCY TURBO DECODING", IEEE COMMUNICATIONS LETTERS, IEEE SERVICE CENTER, PISCATAWAY,US, US, (200207), vol. 6, no. 7, ISSN 1089-7798, pages 288 - 290, XP001123683 [X] 1,2,5,7-10,13 * section III, figure 2 * [Y] 3,11

DOI:   http://dx.doi.org/10.1109/LCOMM.2002.801310
 [Y]  - VOGT J ET AL, "Improving the max-log-MAP turbo decoder", ELECTRONICS LETTERS, IEE STEVENAGE, GB, (20001109), vol. 36, no. 23, ISSN 0013-5194, pages 1937 - 1939, XP006015911 [Y] 3,11 * the whole document *

DOI:   http://dx.doi.org/10.1049/el:20001357
 [A]  - BLAZEK Z ET AL, "A DSP-BASED IMPLEMENTATION OF A TURBO-DECODER", IEEE GLOBECOM 1998. GLOBECOM '98. THE BRIDGE TO GLOBAL INTEGRATION. SYDNEY, NOV. 8 - 12, 1998, IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, NEW YORK, NY : IEEE, US, (1998), VOL. 5, ISBN 0-7803-4985-7, pages 2751 - 2755, XP000801545 [A] 3,11 * section "2 OUTPUT SCALING" *
 [X]  - J. DIELISSEN, J. HUISKEN, "State vector reduction for initialization of sliding windows MAP", PROCEEDINGS ON THE 2ND SYMPOSIUM ON TURBO CODES AND RELATED TOPICS, ENST BRETAGNE, FRANCE, (20000904), pages 387 - 390, XP009039864 [X] 1,5,7,8,13 * section "2. sliding window next iteration initialisation" *
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.