Patent ID: 8792427

Claim:
A method for wireless communication, comprising: receiving at least one downlink grant for data transmissions on a plurality of downlink carriers, wherein the receiving the at least one downlink grant comprises receiving a plurality of downlink grants for the data transmissions on the plurality of downlink carriers, one downlink grant for data transmission on each downlink carrier, and wherein the receiving the plurality of downlink grants comprises receiving each downlink grant on any one of the plurality of downlink carriers; receiving the data transmissions on the plurality of downlink carriers; determining feedback information for the data transmissions; determining at least one uplink resource to use to send the feedback information based on at least one downlink resource used to send the at least one downlink grant, wherein the determining the at least one uplink resource comprises determining an uplink resource to use to send feedback information for the data transmission on each downlink carrier based on a first control channel element (CCE) used to send the downlink grant for the data transmission on the downlink carrier; and sending the feedback information on the at least one uplink resource.