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Extract from the Register of European Patents

EP About this file: EP1557016

EP1557016 - METHOD AND ARRANGEMENT FOR CHANNEL ESTIMATION IN A WIRELESS COMMUNICATION SYSTEM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.11.2008
Database last updated on 06.07.2024
Most recent event   Tooltip29.10.2010Lapse of the patent in a contracting state
New state(s): GR		published on 01.12.2010  [2010/48]
Applicant(s)For all designated states
IPWireless, Inc.
1001 Bayhill Drive, 2nd Floor
San Bruno, CA 94066 / US
[2008/04]
Former [2005/30]For all designated states
IPWireless, Inc.
1001 Bayhill Drive, 2nd Floor
San Bruno, CA 94066 / US
Inventor(s)01 / DARWOOD, Peter, Bruce
78 Forres Road Crookes
Sheffield S10 1WE / GB
02 / JONES, Alan, Edward
21 Petty Lane Derry Hill
Wiltshire SN11 9QY / GB
 [2005/30]
Representative(s)Wray, Antony John, et al
Optimus Patents Limited
Peak Hill House
Steventon
Basingstoke, Hampshire RG25 3AZ / GB
[N/P]
Former [2005/49]Wray, Antony John, et al
Optimus The Strategic Patent Service Grove House Lutyens Close - Chineham Court
Basingstoke, Hampshire RG24 8AG / GB
Former [2005/30]Jepsen, Rene
Eltima Consulting Grove House, Lutyens Close Chineham Court
Basingstoke, Hampshire RG24 8AG / GB
Application number, filing date03758356.424.10.2003
[2005/30]
WO2003GB04587
Priority number, dateGB2002002475724.10.2002         Original published format: GB 0224757
[2005/30]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2004039098
Date:06.05.2004
Language:EN
[2004/19]
Type: A2 Application without search report 
No.:EP1557016
Date:27.07.2005
Language:EN
The application published by WIPO in one of the EPO official languages on 06.05.2004 takes the place of the publication of the European patent application.
[2005/30]
Type: B1 Patent specification 
No.:EP1557016
Date:23.01.2008
Language:EN
[2008/04]
Search report(s)International search report - published on:EP29.07.2004
ClassificationIPC:H04L25/02
[2005/30]
CPC:
H04L7/042 (EP,US); H04L25/0204 (GB); H04L25/0226 (EP,US)
Designated contracting statesAT,   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 [2005/30]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
TitleGerman:VERFAHREN UND ANORDNUNG ZUR KANALSCHÄTZUNG IN EINEM FUNKKOMMUNIKATIONSSYSTEM[2005/30]
English:METHOD AND ARRANGEMENT FOR CHANNEL ESTIMATION IN A WIRELESS COMMUNICATION SYSTEM[2005/30]
French:PROCEDE ET AGENCEMENT PERMETTANT D'EFFECTUER UNE ESTIMATION DE VOIE DANS UN SYSTEME DE COMMUNICATION SANS FIL[2005/30]
Entry into regional phase24.05.2005National basic fee paid 
24.05.2005Designation fee(s) paid 
24.05.2005Examination fee paid 
Examination procedure24.05.2005Examination requested  [2005/30]
08.01.2007Despatch of a communication from the examining division (Time limit: M04)
05.05.2007Reply to a communication from the examining division
14.09.2007Communication of intention to grant the patent
13.12.2007Fee for grant paid
13.12.2007Fee for publishing/printing paid
Opposition(s)24.10.2008No opposition filed within time limit [2009/01]
Fees paidRenewal fee
31.10.2005Renewal fee patent year 03
31.10.2006Renewal fee patent year 04
31.10.2007Renewal fee patent year 05
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  TooltipAT23.01.2008
BE23.01.2008
CH23.01.2008
CY23.01.2008
CZ23.01.2008
DK23.01.2008
EE23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
TR23.01.2008
BG23.04.2008
SE23.04.2008
GR24.04.2008
PT23.06.2008
HU24.07.2008
[2010/48]
Former [2010/37]AT23.01.2008
BE23.01.2008
CH23.01.2008
CY23.01.2008
CZ23.01.2008
DK23.01.2008
EE23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
TR23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
HU24.07.2008
Former [2010/34]AT23.01.2008
BE23.01.2008
CH23.01.2008
CY23.01.2008
CZ23.01.2008
DK23.01.2008
EE23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
HU24.07.2008
Former [2009/34]AT23.01.2008
BE23.01.2008
CH23.01.2008
CY23.01.2008
CZ23.01.2008
DK23.01.2008
EE23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
Former [2009/22]AT23.01.2008
BE23.01.2008
CH23.01.2008
CZ23.01.2008
DK23.01.2008
EE23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
Former [2008/49]AT23.01.2008
BE23.01.2008
CH23.01.2008
CZ23.01.2008
DK23.01.2008
FI23.01.2008
LI23.01.2008
NL23.01.2008
RO23.01.2008
SI23.01.2008
SK23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
Former [2008/46]AT23.01.2008
BE23.01.2008
CH23.01.2008
DK23.01.2008
FI23.01.2008
LI23.01.2008
SI23.01.2008
BG23.04.2008
SE23.04.2008
PT23.06.2008
Former [2008/44]AT23.01.2008
BE23.01.2008
CH23.01.2008
FI23.01.2008
LI23.01.2008
SI23.01.2008
BG23.04.2008
PT23.06.2008
Former [2008/43]AT23.01.2008
BE23.01.2008
CH23.01.2008
FI23.01.2008
LI23.01.2008
BG23.04.2008
PT23.06.2008
Former [2008/42]AT23.01.2008
CH23.01.2008
FI23.01.2008
LI23.01.2008
BG23.04.2008
PT23.06.2008
Former [2008/39]AT23.01.2008
CH23.01.2008
FI23.01.2008
LI23.01.2008
BG23.04.2008
Former [2008/35]CH23.01.2008
LI23.01.2008
Cited inInternational search[A]US5627823  (PILLEKAMP KLAUS-DIETER [DE]) [A] 18 * column 1, line 24 - column 2, line 3 *;
 [A]EP0827295  (SIEMENS AG [DE]) [A] 18 * column 1, paragraph 1 - column 2 *;
 [XY]US2002126220  (WILSON JOHN NICHOLAS [GB], et al) [X] 1,2,8,9,15-18,20-22 * paragraph [0045] - paragraph [0049] * * paragraph [0055] - paragraph [0058] * [Y] 3-7,10-14;
 [A]WO02082705  (LINKAIR COMM INC [US], et al) [A] 18 * page 15, line 18 - page 16, line 9 *;
 [Y]  - STEINER B ET AL, "OPTIMUM AND SUBOPTIMUM CHANNEL ESTIMATION FOR THE UPLINK OF CDMA MOBILE RADIO SYSTEMS WITH JOINT DETECTION", EUROPEAN TRANSACTIONS ON TELECOMMUNICATIONS AND RELATED TECHNOLOGIES, AEI, MILANO, IT, (1994), vol. 5, no. 1, ISSN 1120-3862, pages 39 - 50, XP000445714 [Y] 3-7,10-14 * page 42, column R, paragraph 2 - page 45, column L, paragraph 1 *
 [Y]  - MING LEI ET AL, "Channel estimation based on Midamble in UTRA-TDD system", PROCEEDING OF THE INTERNATIONAL CONFERENCE ON TELECOMMUNICATIONS, ICT 2002 - INTERNATIONAL CONFERENCE ON TELECOMMUNICATIONS, BEIJING, CHINA, 23-26 JUNE 2002, 2002, Beijing, China, Publishing House of Electronics Industry, China, pages 434 - 438 vol.2, XP008028023 [Y] 3-7,10-14 * the whole document *
 [A]  - HOSUR S ET AL, "Design of cyclically permutable codes for PN code acquisition in WCDMA TDD mode", IEEE 52ND VEHICULAR TECHNOLOGY CONFERENCE (CAT. NO.00CH37152), 2000, Piscataway, NJ, USA, IEEE, USA, (20000924), ISBN 0-7803-6507-0, pages 581 - 587 vol.2, XP010525450 [A] 1-18,20-22 * the whole document *
 [A]  - KOUKOURLIS S S ET AL, "On the capacity of an FFH-CDMA packet radio network", IEEE TRANSACTIONS ON BROADCASTING, MARCH 1995, USA, vol. 41, no. 1, ISSN 0018-9316, pages 17 - 22, XP002272652 [A] 1-18,20-22 * page 17, paragraph 2 - page 18, paragraph 1 *

DOI:   http://dx.doi.org/10.1109/11.372017
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.