FIELD: wireless communication equipment.
SUBSTANCE: invention relates to deactivation for a secondary cell. To achieve technical result, deactivation method includes step of restarting deactivation timer associated with first SCell carrier of the PUCCH in case deactivation timer is restarted or channel quality indicator report is transmitted to any second SCell in secondary group of PUCCH cells.
EFFECT: achieving agreement on understanding activation of secondary cell by UE user equipment and base station due to UE autonomous deactivation mechanism.
10 cl, 9 dwg
