METHOD, DEVICE AND SYSTEM FOR LINK RECONSTRUCTION

Title:

METHOD, DEVICE AND SYSTEM FOR LINK RECONSTRUCTION

Document Type and Number:

WIPO Patent Application WO/2018/120352

Kind Code:

A1

Abstract:

Disclosed are a method, device and system for link reconstruction. The method comprises: a user equipment (UE) obtains MAC of the UE according to a NAS integrity key and a first MAC generation parameter, the first MAC generation parameter comprising an identifier of the UE; the UE sends a reconstruction request message to a target RAN, the reconstruction request message comprising the MAC and the first MAC generation parameter; the UE receives a reconstruction response message of the target RAN. The UE triggers, by sending a reconstruction request message, a CP functional entity to authenticate the UE, thereby resolving the problem in the prior art of overlong time for connection reconstruction with a target RAN using an RAU process, improving the speed of connection reconstruction between the UE and a network, and improving user experience.

Inventors:

HU LI (CN)
CHEN JING (CN)
YU YINGHUI (CN)

Application Number:

PCT/CN2017/072511

Publication Date:

July 05, 2018

Filing Date:

January 24, 2017

Export Citation:

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Assignee:

HUAWEI TECH CO LTD (CN)

International Classes:

H04W12/06; H04W12/10; H04W12/72

Domestic Patent References:

WO2015020804A2

2015-02-12

Foreign References:

CN101754413A	2010-06-23
CN103634914A	2014-03-12

Other References: