Patent ID: 7693547

Claim:
A communication terminal, having a core module and a plurality of function modules connected in an attachable and detachable manner, for performing wireless communication with base stations in a mobile communication network, each of the plurality of function modules comprising: core module communication processing means, for transceiving data, including transmission of own module identity information, to the core module, the core module comprising: wireless communication control means, for controlling wireless communication between the base station; a wireless transceive data processing section for carrying out transceive data processing by using the wireless communication; means for transmitting information indicating function of the core module, and the type of each function module already connected to the core module, to each function module; function module communication processing means, for transceiving data, including receipt of the module identity information, to the plurality of function modules; and connection module control means for controlling the function modules based on the identity information, wherein both the core module and the plurality of function modules are contained in the mobile communication terminal.