Patent ID: 8958774
Filing Date: 2015-02-17
Classification: H04L,H04W

Abstract:
1. A method for performing communication by a dual network terminal, characterized in that the dual network terminal is a dual network and dual standby terminal, and the dual network and dual standby terminal comprises an application subsystem, a third generation mobile communication (3G) wireless communication subsystem, a second generation mobile communication (2G) wireless communication subsystem and an identity identification module, wherein, the dual network terminal includes only one identity identification card which is inserted in the identity identification module, and the identity identification card stores information for 2G network and 3G network to perform identity authentication, the 2G wireless communication subsystem comprises a first virtual identity identification card administration module, and the 3G wireless communication subsystem comprises a second virtual identity identification card administration module, the 2G wireless communication subsystem is respectively connected with the application subsystem, the identity identification module and the 3G wireless communication subsystem, and the 3G wireless communication subsystem is connected with the application subsystem and the 2G wireless communication subsystem, and the method comprises: the 2G wireless communication subsystem reading information in the identity identification card in the identity identification module, storing the information in the identity identification card into said first virtual identity identification card administration module, and communicating with the 2G network by using the information of the identity identification card in the first virtual identity identification card administration module; and the 3G wireless communication subsystem reading the information of the identity identification card in the first virtual identity identification card administration module of the 2G wireless communication subsystem into said second virtual identity identification card administration module through a hardware channel, and communicating with the 3G network by using the information of the identity identification card in the second virtual identity identification card administration module; wherein, the first virtual identity identification card administration module is located in a 2G wireless protocol stack of the 2G wireless communication subsystem, and the second virtual identity identification card administration module is located in a 3G wireless protocol stack of the 3G wireless communication subsystem.