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Extract from the Register of European Patents

EP About this file: EP1177662

EP1177662 - SYSTEM AND METHOD FOR THE DEMODULATION OF TURBO-ENCODED SIGNALS VIA PILOT ASSISTED COHERENT DEMODULATION [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  28.07.2006
Database last updated on 15.11.2024
Most recent event   Tooltip28.07.2006Application deemed to be withdrawnpublished on 30.08.2006  [2006/35]
Applicant(s)For all designated states
QUALCOMM INCORPORATED
5775 Morehouse Drive
San Diego, CA 92121-1714 / US
[N/P]
Former [2002/06]For all designated states
QUALCOMM Incorporated
5775 Morehouse Drive
San Diego, CA 92121-1714 / US
Inventor(s)01 / LING, Fuyun
11382 Wills Creek Road
San Diego, CA 92131 / US
02 / SINDHUSHAYANA, Nagabhushana, T.
7794 Roan Road
San Diego, CA 92129 / US
03 / ESTEVES, Eduardo, A., S.
14005H Mango Drive
Del Mar, CA 92014 / US
 [2002/16]
Former [2002/06]01 / LING, Fuyun
11382 Wills Creek Road
San Diego, CA 92131 / US
02 / SINDHUSHAYANA, Nagabhushana, T.
10615 Dabney Drive 19
San Diego, CA 92126 / US
03 / ESTEVES, Eduardo, A., S.
14005H Mango Drive
Del Mar, CA 92014 / US
Representative(s)Dunlop, Hugh Christopher, et al
Maucher Jenkins
Seventh Floor Offices
Artillery House
11-19 Artillery Row
London SW1P 1RT / GB
[N/P]
Former [2002/30]Dunlop, Hugh Christopher, et al
R G C Jenkins &Co., 26 Caxton Street
London SW1H 0RJ / GB
Former [2002/06]Whitten, George Alan, et al
R.G.C. Jenkins & Co., 26 Caxton Street
London SW1H 0RJ / GB
Application number, filing date00930760.415.05.2000
[2002/06]
WO2000US13418
Priority number, dateUS1999031179313.05.1999         Original published format: US 311793
[2002/06]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0070836
Date:23.11.2000
Language:EN
[2000/47]
Type: A1 Application with search report 
No.:EP1177662
Date:06.02.2002
Language:EN
The application published by WIPO in one of the EPO official languages on 23.11.2000 takes the place of the publication of the European patent application.
[2002/06]
Search report(s)International search report - published on:EP23.11.2000
ClassificationIPC:H04L25/02
[2002/06]
CPC:
H03M13/6337 (EP,US); H04B1/7097 (KR); H03M13/23 (KR);
H03M13/2957 (EP,US); H03M13/658 (EP,US); H04L1/20 (EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [2002/06]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:SYSTEM UND VERFAHREN ZUR DEMODULATION VON TURBO-KODIERTEN SIGNALEN MITTELS EINER KOHÄRENTEN DEMODULATION MIT PILOTSIGNALEN[2002/06]
English:SYSTEM AND METHOD FOR THE DEMODULATION OF TURBO-ENCODED SIGNALS VIA PILOT ASSISTED COHERENT DEMODULATION[2002/06]
French:SYSTEME ET PROCEDE DE DEMODULATION DE SIGNAUX TURBO-CODES PAR DEMODULATION COHERENTE ASSISTEE PAR PILOTE[2002/06]
Entry into regional phase05.12.2001National basic fee paid 
05.12.2001Designation fee(s) paid 
05.12.2001Examination fee paid 
Examination procedure13.12.2000Request for preliminary examination filed
International Preliminary Examining Authority: US
05.12.2001Examination requested  [2002/06]
25.10.2005Despatch of a communication from the examining division (Time limit: M04)
07.03.2006Application deemed to be withdrawn, date of legal effect  [2006/35]
10.04.2006Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2006/35]
Fees paidRenewal fee
21.05.2002Renewal fee patent year 03
26.05.2003Renewal fee patent year 04
05.05.2004Renewal fee patent year 05
13.05.2005Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
31.05.200607   M06   Not yet paid
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Cited inInternational search[X]  - VALENTI M C ET AL, "REFINED CHANNEL ESTIMATION FOR COHERENT DETECTION OF TURBO CODES OVER FLAT-FADING CHANNELS", ELECTRONICS LETTERS,GB,IEE STEVENAGE, (19980820), vol. 34, no. 17, ISSN 0013-5194, pages 1648 - 1649, XP000853267 [X] 1,2,16-25,35,37 * abstract * * page 1648, column L, line 64 - line 67 * * page 1648, column R, line 18 - line 24 * * page 1648, column R, line 48 - line 57 * * page 1649, column L, line 6 - line 13 * * page 1649, column R, line 20 - line 24 *

DOI:   http://dx.doi.org/10.1049/el:19981183
 [T]  - VALENTI M C ET AL, "A bandwidth efficient pilot symbol technique for coherent detection of turbo codes over fading channels", MILCOM 1999. IEEE MILITARY COMMUNICATIONS. CONFERENCE PROCEEDINGS (CAT. NO.99CH36341), PROCEEDINGS OF CONFERENCE ON MILITARY COMMUNICATIONS (MILCOM'99), ATLANTIC CITY, NJ, USA, 31 OCT.-3 NOV. 1999, 1999, Piscataway, NJ, USA, IEEE, USA, ISBN 0-7803-5538-5, pages 81 - 85 vol.1, XP002146532 [T] 1,35-39

DOI:   http://dx.doi.org/10.1109/MILCOM.1999.822647
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.