Patent ID: 9554386
Date: 2017-01-24
CPC Classifications: H04L,H04W

Claim:
1. A communication method comprising: receiving resource assignment information including a plurality of bits that indicate activation or deactivation statuses of respective downlink component carriers, the downlink component carriers being secondary downlink component carriers added to a primary component carrier which is always activated, each of the downlink component carriers corresponding to one bit included in the plurality of bits, and the one bit indicating that a corresponding downlink component carrier is to be activated or deactivated, wherein when any one bit of the plurality of bits indicates that its corresponding downlink component carrier is to be activated, the plurality of bits jointly indicate the activation or deactivation statuses, a sounding reference signal (SRS) transmission request and a channel quality information (CQI) reporting request; activating or deactivating each of the downlink component carriers according to the resource assignment information; and starting an SRS transmission and a CQI reporting on an uplink component carrier linked to one or more of the downlink component carriers activated by the activating.