(19)
(11) EP 1 742 439 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:
15.10.2008 Bulletin 2008/42

(45) Mention of the grant of the patent:
13.08.2008 Bulletin 2008/33

(21) Application number: 06012214.0

(22) Date of filing: 14.06.2006
(51) International Patent Classification (IPC): 
H04L 29/06(2006.01)

(54)

SIP server, terminal device, subscriber information management device and communication control method

SIP Server, Terminaleinrichtung, Teilnehmerinformationsverwaltungseinrichtung und Kommunikationskontrollverfahren

Serveur SIP, dispositif terminal, dispositif de gestion d'information d'abonné et procédé de contrôle de communication

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 08.07.2005 JP 2005200753

(43) Date of publication of application:
10.01.2007 Bulletin 2007/02

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

(72) Inventors:
  • Yoshida, Naomasa Intellectual Property Department
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)
  • Hayashi, Yosuke Intellectual Property Department
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)
  • Otsuki, Katsunobu Intellectual Property Department
    2-chome Chiyoda-ku Tokyo 100-6150 (JP)

(74) Representative: Sparing Röhl Henseler Patentanwälte European Patent Attorneys 
Postfach 14 04 43
40074 Düsseldorf
40074 Düsseldorf (DE)


(56) References cited: : 
US-A1- 2003 217 174
 US-A1- 2005 063 329
   
  • YI-BING LIN ET AL: "A Push Mechanism for GPRS SupportingPrivate IP Addresses" IEEE COMMUNICATIONS LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 7, no. 1, January 2003 (2003-01), XP011066479 ISSN: 1089-7798
   
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).