Patent ID: 8971852
Filing Date: 2015-03-03
Classification: H04W

Abstract:
1. A method for performing communication by a dual network terminal, the dual network terminal being a dual network and dual standby terminal, and the dual network and dual standby terminal comprising 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, an identity identification card being inserted in the identity identification module, the identity identification card storing information for a 2G network and a 3G network to perform identity authorization, the 3G wireless communication subsystem and the 2G wireless communication subsystem comprising a virtual identity identification card administration module respectively, the 2G wireless communication subsystem being connected with the application subsystem, the identity identification module and the 3G wireless communication subsystem respectively, and the 3G wireless communication subsystem being connected with the application subsystem and the 2G wireless communication subsystem, and the method comprising: the 2G wireless communication subsystem reading the information in the identity identification card in the identity identification module, storing the information in the identity identification card in a first virtual identity identification card administration module of the 2G wireless communication subsystem, 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 into a second virtual identity identification card administration module, wherein the first virtual identity identification card administration module is located in the 2G wireless communication subsystem, and the second virtual identity identification card administration module is located in the 3G wireless communication subsystem, and communicating with the 3G network by using the information of the identity identification card in the second virtual identity identification card administration module.