Patent ID: 9100957
Filing Date: 2015-08-04
Classification: H04L,H04W

Abstract:
1. A method implemented in a user equipment (UE), the method comprising: reconfiguring, at the UE, from a first downlink control information (DCI) set to a second DCI set while carrier aggregation is being used at the UE; receiving, at the UE from an access device, a physical downlink control channel (PDCCH) with DCI formats containing a carrier indicator field (CIF), wherein the first DCI set comprises a set of DCI formats having a first CIF size, and wherein the second DCI set comprises a set of DCI formats having a second, different CIF size; monitoring, at the UE, both the first DCI set and the second DCI set until a condition has been satisfied, wherein the condition is selected from a set of conditions that at least comprises receiving a radio resource control (RRC) command to stop monitoring the first DCI set; and the UE monitoring only the second DCI set after receiving the RRC command.