Patent ID: 9497763
Filing Date: 2016-11-15
CPC Classification: H04L,H04W

Claim Text:
1. A communication method comprising: generating a MAC control element including a cluster of bits which indicates an activation/deactivation status of each of at least one secondary component carrier that is added to a primary component carrier which is always activated, each of the at least one secondary component carrier corresponding to one bit included in the cluster of bits, and the one bit indicating that a corresponding secondary component carrier should be activated or deactivated, wherein when any one bit among the cluster of bits indicates that its corresponding secondary component carrier should be activated, the cluster of bits further indicates a sounding reference signal (SRS) transmission request; and transmitting the generated MAC control element, the transmitted MAC control element being for use by a communication partner apparatus to activate or deactivate each of the at least one secondary component carrier and to start an SRS transmission on the activated secondary component carrier(s).