METHOD OF VARIABLE RATE SINGLE USER AND MULTI USER MIMO FEEDBACK FOR MOBILE COMMUNICATIONS SYSTEM
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United States of America Patent
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Issued Date -
Feb 7, 2013
app pub date -
Jan 11, 2011
filing date -
Jan 12, 2010
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Abandoned
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Abstract
A spatial channel state information (CSI) feedback technique is incorporated into multiple-input multiple-output mobile communications technologies. User equipment (UE) channel conditions are measured and, based on the measurements, codebook subsets are selected to which indices are assigned and fed back to a base station.
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