The method for reporting a maximum carrier power in a carrier aggregation scenario and means for

The present invention provides a method and apparatus for reporting a maximum carrier power in a carrier aggregation scenario, the method comprising: a user equipment (UE) uplink component carrier will activate the UL? CC particular power headroom PH, as well as the activation of UL? Physical channel CC particular package to the same maximum output power headroom report (PHR) is reported to the base station eNB. This method makes it possible to timely learn eNB UE power condition in order to more accurately schedule.