Patent ID: 8116267

Claim:
In a wireless network comprising a plurality of subscriber stations and a base station capable of providing service to the subscriber stations, a subscriber station comprising: a rank selector operable to select a rank for the subscriber station, the rank operable to identify a number of antennas for transmitting data streams from the base station to the subscriber station; a scheduling data reporter operable to report scheduling data to the base station, the scheduling data comprising the rank; a channel quality indicator (CQI) calculator operable to calculate a CQI for each of a plurality of codewords received from each antenna of the base station based on the rank; and a pre-coding matrix selector operable to select a preferred pre-coding matrix from a set of pre-coding matrices for the subscriber station based on at least one of the CQIs; wherein the scheduling data further comprises a maximum CQI when a multi-user mode is set statically and multiple CQIs when the multi-user mode is not set statically.