METHOD AND SYSTEM FOR REALIZING EMERGENCY SERVICE CALLBACK, AND MOBILE SWITCH CENTER

Title:

METHOD AND SYSTEM FOR REALIZING EMERGENCY SERVICE CALLBACK, AND MOBILE SWITCH CENTER

Document Type and Number:

WIPO Patent Application WO/2007/085179

Kind Code:

A1

Abstract:

Method and system for realizing emergency service callback of which key point includes: service MSC(Mobile Switch Center) sending extend callback number to PSAP(Public Safety Answer Point) when mobile terminal sends emergency call invocation, the extend callback number includes extend number for signing callback number type and sign number for mobile terminal. And a MSC is provided in the invention. By use of the invention, emergency salvation system could realize better callback function by distinguishing different mobile terminal types, accordingly, the ES quality is improved.

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Inventors:

ZOU FENGSHAO (CN)

Application Number:

PCT/CN2007/000155

Publication Date:

August 02, 2007

Filing Date:

January 16, 2007

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Assignee:

HUAWEI TECH CO LTD (CN)
ZOU FENGSHAO (CN)

International Classes:

H04W4/90

Domestic Patent References:

WO2004082190A2

2004-09-23

Foreign References:

CN1612500A	2005-05-04
EP1610583A1	2005-12-28

Attorney, Agent or Firm:

UNITALEN ATTORNEYS AT LAW (Scitech Place No. 22, Jian Guo Men Wai Ave, Chao Yang District Beijing 4, CN)

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