COMMUNICATION SYSTEM, FEMTO BASE STATION, CALL STATUS CONTROL SERVER, HOME SUBSCRIBER SERVER, COMMUNICATION METHOD AND PROGRAM

Title:

COMMUNICATION SYSTEM, FEMTO BASE STATION, CALL STATUS CONTROL SERVER, HOME SUBSCRIBER SERVER, COMMUNICATION METHOD AND PROGRAM

Document Type and Number:

WIPO Patent Application WO/2010/074034

Kind Code:

A1

Abstract:

A communication system, which is connected to a public communication network including a communication device (14) of an emergency agency, comprises a femto base station (2) for wireless connecting to a wireless terminal (1). The femto base station (2) includes a first communication control unit that, upon reception of a call from the wireless terminal (1), inserts a first positional information, which is information to be used to locate the femto base station (2) or a set of base stations including the femto base station (2), into a SIP message and then transmits the SIP message to another device so as to notify the first positional information to the communication device (14) of the emergency agency.

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Inventors:

KUROKAWA OSAMU (JP)
EGUCHI KAZUKI (JP)
YOSHIDA NAOKI (JP)
YOKOUCHI SHUNSUKE (JP)
WATANABE YASUHIRO (JP)
AKIYAMA HIROAKI (JP)
AKIMOTO TAKUO (JP)

Application Number:

PCT/JP2009/071250

Publication Date:

July 01, 2010

Filing Date:

December 21, 2009

Export Citation:

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Assignee:

NEC CORP (JP)
NEC COMM SYSTEMS LTD (JP)
KUROKAWA OSAMU (JP)
EGUCHI KAZUKI (JP)
YOSHIDA NAOKI (JP)
YOKOUCHI SHUNSUKE (JP)
WATANABE YASUHIRO (JP)
AKIYAMA HIROAKI (JP)
AKIMOTO TAKUO (JP)

International Classes:

H04W4/029; H04W4/90; H04W8/04; H04W8/26; H04W60/04; H04W64/00; H04W84/10; H04W88/08; H04W4/02

Domestic Patent References:

WO2007124987A1

2007-11-08

Foreign References:

JP2004502387A	2004-01-22
JP2008289176A	2008-11-27
JP2008294843A	2008-12-04
JP2007511185A	2007-04-26

Other References:

MASATO ASO: "Kinkyu Tsuho Hasshin Ji ni Okeru Ichi Joho Tsuchi Kino no Kaihatsu", NTT DOCOMO TECHNICAL JOURNAL, vol. 15, no. 1, April 2007 (2007-04-01), pages 34 - 39, XP008140492
See also references of EP 2384032A4

Attorney, Agent or Firm:

MIYAZAKI, Teruo et al. (JP)
Akio Miyazaki (JP)

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