Method and apparatus for improving a mobile station cell change operation in the general packet radio system (GPRS)

CAFC
  • US 8,259,689 B2
  • Filed: 11/03/2008
  • Issued: 09/04/2012
  • Est. Priority Date: 12/05/2001
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • entering a new cell;

    generating a cell change logical link control (“

    LLC”

    ) packet data unit (“

    PDU”

    ) for informing a network of a location of a mobile station in a new cell;

    buffering the cell change LLC PDU into a LLC PDU transmit queue such that the cell change LLC PDU is selected for transmission prior to any other buffered packet data units that are present in the LLC PDU transmit queue when the cell change LLC PDU is buffered; and

    transmitting the buffered cell change LLC PDU before any of the other buffered packet data units that are present in the LLC PDU transmit queue when the cell change LLC PDU is buffered.

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