The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2002
Filed:
Mar. 15, 2000
Rajamani Ganesh, Bedford, MA (US);
Vincent O'Byrne, Boston, MA (US);
Verizon Laboratories Inc., Waltham, MA (US);
Abstract
In a code division multiple access (CDMA) radio communications network ( ) having a plurality of cells ( ) subdivided into sectors ( ), a computer based method ( ) and a computing system ( ) determine a neighbor list ( ) for a selected one of the sectors ( ). The sector ( ) is subdivided into a plurality of locations ( ). For each location ( ), a primary pilot channel ( ) exhibiting a primary signal quality ( ) is distinguished. Secondary pilot channels ( ) are identified exhibiting secondary signal qualities ( ) within a signal quality threshold window ( ) of the primary signal quality ( ) of the primary pilot channel. The primary and secondary pilot channels ( and ) are included in the neighbor list ( ) for the sector ( ) as candidate handoff channels ( ). The candidate handoff channels ( ) are arranged in a ranked order in the neighbor list ( ) such that those candidate handoff channels ( ) having a higher rank have a greater likelihood for inclusion in a neighbor set of a mobile station ( ) residing in the serving area of the sector ( ).