×

Method for performing a fast intra-PDSN soft handoff

  • US 20030054823A1
  • Filed: 12/27/2001
  • Published: 03/20/2003
  • Est. Priority Date: 09/14/2001
  • Status: Active Grant
First Claim
Patent Images

1. A method for performing an intra-packet data service node (PDSN) soft handoff, comprising the steps of:

  • (a) setting up a channel passing through a target base station controller (T-BSC), a source base station controller (S-BSC) and a PDSN by establishing a direct channel link between the S-BSC and the T-BSC in an active packet session mode;

    (b) performing a handoff between the S-BSC, the T-BSC and a mobile station (MS);

    (c) transmitting or receiving user packet data exchanged between the MS, and the S-BSC and the T-BSC to or from the PDSN through the established channel link; and

    (d) sending or receiving user packet data exchanged between the MS and the T-BSC to or from the PDSN through the established channel link when the handoff is completed.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×