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HARQ ACK/NAK coding for a communication device during soft handoff

  • US 20040219917A1
  • Filed: 04/30/2003
  • Published: 11/04/2004
  • Est. Priority Date: 04/30/2003
  • Status: Active Grant
First Claim
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1. A method for improving uplink performance for a communication device in a wireless communication system, the method comprising steps of:

  • defining coded bits that uniquely identify a particular communication device;

    applying the coded bits to a downlink ACK/NAK transmission that can be received by a plurality of communication devices;

    discriminating between ACK/NAK transmissions meant for the particular communication device and ACK/NAK transmissions meant for other communication devices using the coded bits from the applying step; and

    utilizing the information in the ACK/NAK transmission coded for the particular communication device in determining uplink transmission activity.

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