Patent ID: 9369997
Filing Date: 2016-06-14
CPC Classification: H04B,H04J,H04W

Claim Text:
1. A method in a base station associated with a mobile terminal in a cellular communication network comprising a control node, the method comprising: obtaining information related to a prioritized set of allowed uplink transmit diversity modes that are currently allowed for the mobile terminal, wherein the prioritized set of allowed transmit diversity modes is selected from at least Uplink Multiple Input Multiple Output, Closed Loop Transmit Diversity, Open Loop Transmit Diversity, and a default transmit mode, and the prioritized set of allowed uplink transmit diversity modes comprises the uplink transmit diversity modes of equal or lower power priority level, as compared to the uplink transmit diversity mode configured for the mobile terminal by the control node; selecting the highest priority uplink transmit diversity mode for the mobile terminal from the prioritized set of allowed uplink transmit diversity modes, based on information concerning the mobile terminal, available in the base station; and indicating the selected uplink transmit diversity mode to the mobile terminal.