Resource Reconfiguration for Up-Link Transmission

摘要

A solution for communicating about change in up-link transmission resources of a terminal device is provided. According to this solution, a terminal device is provided with a plurality of up-link transmission resource configurations and a plurality of different up-link request resources including at least a first resource and a second resource. The first resource may be used for a default use purpose of the request resource, while the second resource may be used in connection with changing the up-link transmission resources of the terminal device.