Patent ID: 8040969
Filing Date: 2011-10-18
Classification: H04B,H04W

Abstract:
1. A Multiple In Multiple Out, MIMO, communication system comprising: a vector processor for determining a receive equalizer vector for a MIMO receiver for each of a plurality of user equipments in response to a channel matrix for the user equipment; an orthogonality processor for determining, for a plurality of sets of user equipments, orthogonality measures between receive equalizer vectors of user equipments in the set, each set comprising at least two user equipments of the plurality of user equipments; a selection processor for selecting at least a first set of user equipments from the plurality of sets of user equipments to be allocated a shared MIMO air interface resource in response to the orthogonality measures; and an allocation processor for allocating the shared MIMO air interface resource to the first set of user equipments for simultaneous MIMO communication.