Power manager and method

A mobile device comprising:

• a processor configured to implement a traffic manager configured to control transmissions from the mobile device;
• wherein the traffic manager is configured to receive data from a plurality of uncoordinated user applications;
• the traffic manager is further configured to receive external parameters, the external parameters including at least user preferences and battery level,
• the user preferences including battery life and quality of service preferences for predetermined battery level thresholds;
• the traffic manager is further configured to compare the battery level to the predetermined battery level thresholds to determine the user preferences for a current battery level;
• the traffic manager is further configured to aggregate the received data from the plurality of uncoordinated user applications based on the determined user preferences;
• and
• the traffic manager is further configured to output a signal comprising the aggregated data for transmission, wherein the signal is scheduled to be output based on a scheduled transmission time of a transmission associated with one of the plurality of uncoordinated user applications.