Method for optimizing channel sounding feedback in MIMO systems
Abstract:
Implementations disclosed describe systems and methods to optimize delivery of channel state information in wireless networks. In one implementation, a beamformee device may comprise a plurality of antennas, to receive radio frequency signals, a radio circuit coupled to the plurality of antennas, the radio circuit to generate strength indicators of the received radio frequency signals, and a processor to determine, based on the strength indicators, a first set of feedback parameters characterizing signal transmission received by each of the plurality of antennas, generate a sparse set of feedback parameters from the first set of feedback parameters, generate a second set of feedback parameters with elements of the sparse set that exceed a threshold value, and cause the radio circuit to transmit the second set of feedback parameters.
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