DEVICE FOR EXCHANGING INFORMATION, BASE STATION AND COMMUNICATION SYSTEM Russian patent published in 2017 - IPC H04W88/00 

FIELD: radio engineering, communication.

SUBSTANCE: device includes: the first sending unit configured to send a request message to a sub-base station, the request message comprising an uplink address of the main base station for receiving uplink data of the user equipment services (s) in the sub-base station; and the first receiving unit configured to receive a response message returned by the sub-base station according to the request message, the response message comprising the downlink address of the sub-base station for receiving the downlink data of the service (s).

EFFECT: simplifying the sequence of information exchange and reducing the signaling overhead.

15 cl, 11 dwg