Patent ID: 11974272

Abstract:
An apparatus and method for data transmission are presented. The method in a base station comprises broadcasting (200) information on one or more neighboring cells supporting preconfigured uplink resources and information on request types supported by the one or more cells; receiving (202) a user terminal which performs a cell reselection to the base station; receiving (204) from a user terminal a request to utilize dedicated preconfigured uplink resources, the request comprising Physical Cell Identity of the previous base station with which the user terminal utilized dedicated preconfigured uplink resources prior camping on the base station and the User Equipment Identification of the user terminal in the previous base station; transmitting (206) to the previous base station a message requesting configuration data related to dedicated preconfigured uplink resources of the user terminal and an indication that the previous base station may release the resources; receiving (208) from the previous base station the configuration data; and restoring (210) dedicated preconfigured uplink resources for the user terminal.