Patent ID: 7848347
Filing Date: 2010-12-07
Classification: H04W

Abstract:
1. A method of polling a mobile station for channel quality information (CQI) for use in a wireless communication network comprising a plurality of base stations, capable of wireless communication with a plurality of mobile stations within a coverage area of the network, the method comprising: polling a mobile station within a coverage area of a base station for CQI at an initial predetermined rate; recognizing a CQI variation pattern of the mobile station based upon a plurality of responses of the mobile station to a corresponding plurality of the CQI polls, wherein the CQI variation pattern is recognized using a pattern recognizer, the pattern recognizer configured to determine the CQI variation pattern based on a rate of change of the plurality of responses and at least one attribute reported by the mobile station; selecting a CQI polling rate based upon (i) the recognized CQI variation pattern of the mobile station and (ii) a number of mobile stations within the coverage area of the base station; and polling the mobile station for CQI at the selected CQI polling rate.