The present disclosure provides a resource allocation method and a base station controller, which can improve resource utilization. The method includes receiving reference signals sent by all active user equipment in a first sector during a current listening period, determining the all active user equipment according to the reference signals; acquiring total data traffic of the first sector during the current listening period according to the all active user equipment; determining a to-be-adjusted resource quantity of an access antenna and a to-be-adjusted resource quantity of a backhaul antenna in resources of the base station antenna according to the total data traffic of the first sector during the current listening period; generating control information; and sending the control information to the base station antenna. The present disclosure is applied to resource allocation of a base station antenna.