Patent ID: 9674794
Date: 2017-06-06
CPC Classifications: H04L,H04W

Claim:
1. A method of performing synchronizing with a base station supporting a first zone and a second zone, by a mobile station, in a wireless access system, the method comprising: receiving, by the mobile station from the base station through the first zone of the base station, information for synchronizing with a second zone of the base station, the information for synchronizing including information related to a time offset between the first zone and the second zone; and synchronizing, by the mobile station, with the second zone of the base station based on the information, wherein the first zone comprises a first resource for communication with both a first type mobile station and a second type mobile station, wherein the second zone comprises a second resource for communication with only the second type mobile station, wherein the first type mobile station is capable of supporting communication with only the first zone, and the second type mobile station is capable of supporting communication with a plurality of zones including the first zone and the second zone, and wherein the mobile station corresponds to the second type mobile station.