Patent ID: 6714785
Filing Date: 2004-03-30
Classification: H04W

Abstract:
A device for performing a handoff in a mobile communication system, including a mobile station, a service base station and a plurality of adjacent base stations, the device comprising:a searcher for measuring power of received signals from the plurality of adjacent base stations, the received signals corresponding to respective PN phases within a range of a given search window; a maximum energy detector for detecting out of the measured received signals those signals having a higher power than a threshold level, and determining a search window index corresponding to a first received signal out of the detected received signals; and a controller for generating location information and direction information of a mobile station according to the determined search window index, and making a handoff request message including the generated location information and direction information; wherein the location information is generated according to a location of the determined search window index relative to a center index corresponding to a center of the search window.