×

Method of realizing hard handoff between FA in CDMA mobile communication system

  • US 6,208,862 B1
  • Filed: 12/17/1998
  • Issued: 03/27/2001
  • Est. Priority Date: 09/08/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of realizing hard handoff comprising:

  • setting guard sectors selected among boundary sectors of base stations utilizing a less number of frequency assignment (FA) than non-selected neighboring sectors of other base stations;

    implementing hard handoff inside the guard sectors;

    allowing a mobile station to transmit a message which requests handoff at a boundary area between the base stations to a base station which is currently in service;

    implementing soft handoff between the base stations; and

    implementing the hard handoff between FA after completing the soft handoff.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×