摘要 |
<p>The present invention provides a method and apparatus for providing acknowledgment feedback for aggregated downlink component carriers. One embodiment of the method includes determining acknowledgment bits for downlink component carriers that are aggregated to a particular user equipment. Each acknowledgment bit indicates whether a corresponding downlink component carrier was successfully received. This embodiment also includes transmitting symbol constellations representative of the acknowledgment bits in resources of one or more uplink control channels of the uplink component carrier.</p> |