Method and device for communication in a communications network

A user equipment for communicating with a base station in a communications network, the user equipment being configured to communicate with the base station according to a selectable of at least two user equipment categories, the user equipment comprising:

• a selecting unit configured to:
• select one of the at least two user equipment categories when information indicating the one of the at least two user equipment categories is received from the base station;
• a determining unit configured to determine a soft buffer size of a soft buffer comprised in the user equipment according to the selected user equipment category;
• a communicating unit configured to communicate with the base station according to the selected user equipment category and applying the determined soft buffer size;
• and
• wherein the determining unit is further configured to determine that the soft buffer size is based on a transmission mode, and wherein the user equipment is configured with the transmission mode for a downlink communication from the base station to the user equipment.