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1. (WO2016062012) CIRCUIT SWITCHED FALLBACK METHOD, COMMUNICATION NODE AND SYSTEM, AND STORAGE MEDIUM

Pub. No.:    WO/2016/062012    International Application No.:    PCT/CN2015/075550
Publication Date: Fri Apr 29 01:59:59 CEST 2016 International Filing Date: Wed Apr 01 01:59:59 CEST 2015
IPC: H04W 36/00
H04W 68/00
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: HUANG, Wenchao
黄文超
Title: CIRCUIT SWITCHED FALLBACK METHOD, COMMUNICATION NODE AND SYSTEM, AND STORAGE MEDIUM
Abstract:
Disclosed are a circuit switched fallback method, communication node and system. The method comprises: a storage operation: before a target base station receives an end identifier, and when a user equipment context modification request message sent by a mobility management entity (MME) is received, storing the user equipment context modification request message or a user equipment context modification response message formed based on the context modification request message; and a sending operation: after the end identifier is received, sending the context modification response message formed based on the context modification request message to the MME, wherein the target base station is a target base station which conducts X2 interface switching. Also disclosed at the same time is a computer storage medium.