Title:
GATEWAY RELOCATION CONTROL METHOD IN MOBILE COMMUNICATION SYSTEM, AND CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/081215
Kind Code:
A1
Abstract:
[Problem] To provide a control method and device that enable relocation to be executed at an appropriate time without impairing a user's service use experience, and a system therefor. [Solution] A relocation control device (301) controls the relocation of a packet network gateway (100a) that provides an anchor function for maintaining the mobility of a mobile terminal in a mobile communication system. The relocation control device comprises: a bearer information acquisition unit (311) that when a relocation opportunity has occurred obtains information used for obtaining the degree of importance of communication between a mobile terminal (50) and the packet network gateway (100a), and the use state thereof; and a relocation determination unit (312) for determining whether or not to execute relocation on the basis of the degree of importance of communication and the use state thereof.
Inventors:
AWANO JUN (JP)
TAMURA TOSHIYUKI (JP)
TAMURA TOSHIYUKI (JP)
Application Number:
PCT/JP2011/006911
Publication Date:
June 21, 2012
Filing Date:
December 12, 2011
Export Citation:
Assignee:
NEC CORP (JP)
AWANO JUN (JP)
TAMURA TOSHIYUKI (JP)
AWANO JUN (JP)
TAMURA TOSHIYUKI (JP)
International Classes:
H04W36/22; H04W36/12
Domestic Patent References:
| WO2009132435A1 | 2009-11-05 |
Foreign References:
| JP2010124264A | 2010-06-03 | |||
| JP2005295189A | 2005-10-20 | |||
| JP2004336424A | 2004-11-25 |
Other References:
"General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) access", 3GPP TS 23.401 V10.0.0, June 2010 (2010-06-01), XP050441572, Retrieved from the Internet
See also references of EP 2654345A4
See also references of EP 2654345A4
Attorney, Agent or Firm:
KATSURAGI, YUJI (JP)
Yuji Katsuragi (JP)
Yuji Katsuragi (JP)
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Claims: