Patent ID: 8805444
Filing Date: 2014-08-12
Classification: H04W,Y02D

Abstract:
1. A synchronization method in a multi-SIM multi-standby communication terminal, comprising: a first card of the communication terminal camping on a first cell; determining whether a second card of the communication terminal belongs to a same operator as the first card; if the second card of the communication terminal does not belong to the same operator as the first card, determining whether the network number of the first cell is contained in the EHPLMN or EPLMN list of the second card, or whether the network number of the first cell is RPLMN of the second card; if the second card of the communication terminal belongs to the same operator as the first card, or if the network number of the first cell is contained in the EHPLMN or EPLMN list of the second card, or if the network number of the first cell is RPLMN of the second card, controlling the second card to camp on the first cell with the first card; and if the network number of the first cell is not contained in the EHPLMN or EPLMN list of the second card, or if the network number of the first cell is not RPLMN of the second card, controlling the second card to camp on a second cell.