Patent ID: 9743328
Date: 2017-08-22
CPC Classifications: H04W

Claim:
1. A method of controlling handover in a cellular communications network, the method comprising, in a basestation of the cellular communications network: setting default criteria, such that a handover is performed when the default criteria are satisfied; identifying at least one situation, in which a user equipment device is liable to experience a rapid deterioration in a quality of a link with said base station, wherein identifying the at least one situation comprises receiving one or more measurement reports from one or more user equipment devices, wherein a measurement report from a user equipment device comprises measurement information related to radio conditions experienced by the user equipment device, wherein the measurement information indicates the presence of at least one specified cell detected by the user equipment device, wherein the presence of the at least one specified cell in the measurement report sent by the user equipment device indicates that the user equipment device is liable to experience a rapid deterioration in the quality of a link with said base station; when the received measurement reports indicate that the user equipment device is in said situation, automatically adjusting at least one handover parameter in said basestation such that a handover is performed even when the default criteria are not satisfied.