Patent ID: 8665821
Filing Date: 2014-03-04
Classification: H04W

Abstract:
1. A method for Frequency Assignment (FA) switching of a base station in a wireless communication system, the method comprising: broadcasting a neighbor list to mobile stations, the neighbor list including a base station identifier, an FA identifier, a preamble index corresponding to a first FA, and neighbor base station information; one of unicasting a scanning indication message for the first FA to each of the mobile stations and broadcasting the scanning indication message to the mobile stations; temporarily switching a second FA, which is being currently used, to the first FA; transmitting, to the mobile stations, a preamble signal corresponding to the first FA by using the FA identifier and the preamble index during a preset scanning time interval; and switching the second FA to the first FA according to a scanning result received from the mobile stations in response to the scanning indication message.