Back to results
US 6,438,376 B1Granted
Wireless communications management and control system using mobile station position and movement information
AssigneeNortel Networks Limited
InventorsStephen B. Elliott, Srinivas Eswara, Jill R. Baumann, Daniel Carter
Life of this patent
Estimating the term…
Abstract
The present invention incorporates information representing the location and movement of a mobile station in a wireless telecommunications network to manage and control hand-offs, reduce the risk of falsing, prioritize channel assignments and control the power level of channels.
Claims3
A method of controlling a hand-off of an active call from a serving cell of a wireless telecommunications system comprising:
- providing information representing the identity of a sector of a cell in which a mobile station conducting the call is located;
- providing information representing the identity of channels used by one or more cells adjacent the sector;
- eliminating from a mobile assisted hand-off list utilized by the mobile station the identity of channels not available in the one or more cells adjacent the sector in which the mobile station is located;
- determining the direction of travel of the mobile station;
- determining if the power level of a transmission from a first sector received by the mobile station conflicts with the direction of travel of the mobile station;
- and
- upon determining that the power level of the mobile station conflicts with the direction of travel, eliminating from a mobile assisted hand-off list the first sector.
4 more elements
Dependencies are inferred from the claim text.