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1. (WO2015115814) EFFICIENT SESSION MANAGEMENT METHOD AND APPARATUS GUARANTEEING TERMINAL MOBILITY

Pub. No.:    WO/2015/115814    International Application No.:    PCT/KR2015/000935
Publication Date: Fri Aug 07 01:59:59 CEST 2015 International Filing Date: Thu Jan 29 00:59:59 CET 2015
IPC: H04W 36/34
H04W 36/08
H04W 80/10
Applicants: SAMSUNG ELECTRONICS CO., LTD.
Inventors: WON, Sung Hwan
CHA, Hwajin
CHO, Songyean
Title: EFFICIENT SESSION MANAGEMENT METHOD AND APPARATUS GUARANTEEING TERMINAL MOBILITY
Abstract:
A session management method and apparatus for managing mobility and session procedures integrally to improve manage the session of the terminal efficiently in the handover procedure. The session management method of a control entity includes transmitting a bearer management message for one of establishing, modifying, and releasing a bearer to a source base station, transmitting, when a handover of a terminal occurs before the bearer management is completed, a handover request including at least one of a first list including the bearers being managed by the source base station and a second list including the bearers being managed by the control entity to a target base station, and receiving a handover response from the target base station, wherein the handover response includes a bearer list generated based on one of the first and second list.