(19)
(11) EP 1 734 715 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
19.01.2011 Bulletin 2011/03

(45) Mention of the grant of the patent:
06.10.2010 Bulletin 2010/40

(21) Application number: 06253085.2

(22) Date of filing: 14.06.2006
(51) International Patent Classification (IPC): 
H04L 27/26(2006.01)

(54)

Delay measurements in an OFDM receiver

Verzögerungsmessung in einem OFDM Empfänger

Mesures du retard de propagation dans un système OFDM

(84) Designated Contracting States:
DE GB

(30) Priority: 15.06.2005 JP 2005175781

(43) Date of publication of application:
20.12.2006 Bulletin 2006/51

(73) Proprietor: NTT DoCoMo, Inc.
Chiyoda-ku Tokyo 100-6150 (JP)

(72) Inventors:
  • Fujii, Hiromasa, c/o Intellectual Property Dept.
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)
  • Yoshino, Hitoshi, c/o Intellectual Property Dept.
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)
  • Sugiyama, Takatoshi, c/o Intellectual Property Dept
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)

(74) Representative: Vinsome, Rex Martin et al
Urquhart-Dykes & Lord LLP 12th Floor, Cale Cross House Pilgrim Street 156
Newcastle-upon-Tyne NE1 6SU
Newcastle-upon-Tyne NE1 6SU (GB)


(56) References cited: : 
WO-A-98/59450
 WO-A-2005/006586
   
  • TAIWEN TANG ET AL: "A joint MIMO-OFDM transceiver and MAC design for mobile ad hoc networking" WIRELESS AD-HOC NETWORKS, 2004 INTERNATIONAL WORKSHOP ON OULU, FINLAND MAY 31 - JUNE 3, 2004, PISCATAWAY, NJ, USA,IEEE, 31 May 2004 (2004-05-31), pages 315-319, XP010846731 ISBN: 978-0-7803-8275-6
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).