Patent ID: 6907264

Claim:
A wireless telephone, comprising: a basic telephone module for establishing a connection to a base station and processing voice and data for communication with the base station, the basic telephone module being operative to perform a group of time critical functions for communication with the base station and a group of non time critical functions; and an enhanced services module adapted to connect with the basic telephone module in order to perform the group of non time critical functions upon detection by the basic telephone module of the connection of the enhanced services module with the basic telephone module, the enhanced services module receiving data from the basic telephone module, processing the data and passing processed data to the basic telephone module during intervals when the basic telephone module has sufficient idle processing capacity available to receive the data, the basic telephone module detecting the connection of the enhanced services module, in response to detecting the connection of the connected enhanced services module, the basic telephone module disabling the group of non time critical functions being performed by the basic telephone module, and enabling the group of non time critical functions to be performed by the enhanced services module.