Method for feeding acknowledgement (ACK)/negative acknowledgement (NACK) back during carrier aggregation, base station and user equipment

Method for feeding acknowledgement (ACK)/negative acknowledgement (NACK) back during carrier aggregation, base station and user equipment

CN
  • CN 102,088,343 B
  • Filed: 03/24/2010
  • Issued: 06/25/2014
  • Est. Priority Date: 12/03/2009
  • Status: Active Grant
First Claim
Patent Images

1. a method of replying ACK/NACK information is replied/denied to feedback acknowledgment when carrier aggregation, it is characterized in that, comprising:

  • Public field default Downlink Control Information DCI is configured to, at least one ACK/NACK that at least two kinds of ACK/NACK that described public field can be configured to feed back in relevant command field feeds back relevant command field, and described at least two kinds of ACK/NACK feed back relevant command field and comprise;

    ACK resource indication ARI command field and transmitting power control TPC command field;

    Described public field is TPC command field;

    If described DCI is at least one DCI of system relationship downlink member carrier transmission, described public field is configured to TPC command field;

    If described DCI is at least one DCI of nonsystematic association downlink member carrier transmission, described public field is configured to ARI command field;

    Described DCI is sent to subscriber equipment, so that described subscriber equipment is according to described DCI feeding back ACK/nack message.

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