Patent ID: 8554224

Claim:
A system for managing wireless network communication, the system comprising: a first cell that uses a first radio access technology (RAT), the first cell having a powered up state and a powered down state, the first cell configured to: transmit and receive data with a plurality of UEs; based on a first set of one or more predefined conditions, enter the powered down state wherein the first cell consumes less power in the powered down state than in the powered up state; and based on a second set of one or more predefined conditions, enter the powered up state, wherein the first cell consumes more power in the powered up state than in the powered down state; and a second cell using a second RAT, configured to: communicate with the first cell; provide wireless service to the plurality of UEs at least when the first cell that uses the first RAT is in the powered down state; and transfer at least one UE of the plurality of UEs to use the first cell when the first cell is in the powered up state, wherein the first set of one or more predefined conditions comprises a condition that none of the plurality of UEs is using a service supported by the first RAT but not the second RAT.