公开(公告)号：US20170127244A1

公开(公告)日：2017-05-04

申请号：US15343845

申请日：2016-11-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Lalith KUMAR ,  Naga Rajesh ADDA ,  Pavan Kumar DEVARAYANIGARI

IPC: H04W4/04 ,  H04W4/02

CPC classification number: H04W4/043 ,  H04W4/025

Abstract: A method of a terminal and the terminal are provided. The method includes detecting a location area change when a congestion timer is running and one of a general packet radio service (GPRS) update status indicating “GU1 UPDATED,” a mobility management (MM) update status indicating “U1 UPDATED,” and an evolved packet system “EPS” update status indicating “EU1 UPDATED” is indicated; adaptively changing the GPRS update status to “GU2 NOT UPDATED,” the MM update status to “U2 NOT UPDATED,” and the EPS update status to “EU2 NOT UPDATED”; and entering a state of “GMM-REGISTERED.ATTEMPTING-TO-UPDATE,” “MM IDLE, ATTEMPTING TO UPDATE,” or “EMM-REGISTERED.ATTEMPTING-TO-UPDATE,” in accordance with one of “GU2 NOT UPDATED,” “U2 NOT UPDATED,” and “EU2 NOT UPDATED.”