CPC H04W 52/0216 (2013.01) [H04W 72/044 (2013.01); H04W 74/02 (2013.01)] | 20 Claims |
1. A method, comprising:
receiving a first message, on a first carrier or a first serving cell, wherein the first message indicates a downlink assignment or an uplink grant and is scrambled using a first scrambling identifier, and the first message includes a carrier index indicating a second carrier or a second serving cell;
in response to the first message being scrambled by using the first scrambling identifier, starting or restarting a timer associated with the second carrier or the second serving cell; and
in response to the timer associated with the second carrier or the second serving cell expiring, switching from an active downlink bandwidth part (BWP) to a default downlink BWP, wherein the active downlink BWP comprises a downlink BWP of the second carrier or the second serving cell.
|