METHOD OF DISTRIBUTING SECURITY KEY CONTEXT, MOBILITY MANAGEMENT OBJECT AND BASE STATION Russian patent published in 2018 - IPC H04W12/04 

FIELD: radio engineering, communication.

SUBSTANCE: method of distributing security key context includes the steps of: receiving the first indication through the mobility management object from the primary base station, used to query the switching path and specify that the switching path is initiated through the aggregation of carriers between the base stations; in accordance with the first indication, processing the path switching and leaving the security key context for switching the path unchanged; sending the second indication of the primary base station, indicating the primary base station to leave the security key context unchanged; or sending the third indication of the primary base station, indicating the primary base station to receive the number of times the counter wrapping chain forming the next leap forward in the security key context .

EFFECT: improving the reliability of path switching during carrier aggregation between the base stations.

20 cl, 15 dwg, 1 tbl