摘要 |
Disclosed is a method for enabling interoperability between different types of wireless communication systems operating with different types of air interfaces to provide at least downlink radio resource aggregation for a user equipment. The method includes providing a common set of upper radio layer functionalities for one or more radio bearers assigned to the user equipment, the one or more radio bearers being associated with a first wireless communication system and a second wireless communication system. The method further includes performing wireless communications with the user equipment via one or more of the radio bearers via the first and second wireless communication systems.
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