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Data transmission method for HSDPA

  • US 8,582,441 B2
  • Filed: 03/03/2011
  • Issued: 11/12/2013
  • Est. Priority Date: 01/05/2002
  • Status: Active Grant
First Claim
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1. A method for processing a medium access control (MAC) protocol data unit (PDU) to be transmitted to a receiving device in an acknowledgment mode, the method comprising:

  • receiving a plurality of service data units (SDUs) from an upper layer;

    combining the plurality of SDUs;

    assigning a sequence number to the combined plurality of SDUs, wherein the sequence number is used for in-sequence delivery of the plurality of SDUs in the receiving device;

    adding a MAC header to the combined plurality of SDUs to generate a MAC PDU, wherein the MAC header comprises an identifier and the sequence number, wherein the identifier is common to the plurality of SDUs and is used by the receiving device to map the received MAC PDU to a corresponding reordering buffer, and the corresponding reordering buffer of the receiving device is configured according to the identifier; and

    transmitting the generated MAC PDU to the receiving device.

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