Patent ID: 9008222
Filing Date: 2015-04-14
Classification: H04B

Abstract:
1. A station in a wireless communication system, comprising: a processor circuitry configured to form at least a first plurality of data streams and a second plurality of data streams; a digital precoder configured to receive the first plurality of data streams and the second plurality of data streams; a plurality of radio frequency (RF) beamforming chains connected to the digital precoder and configured to form at least one RF beam envelope, wherein the digital precoder is configured to steer a plurality of digital beams within the at least one RF beam envelope, the digital beams forming a plurality of spatially distinct paths for the first plurality of data streams and a plurality of spatially distinct paths for the second plurality of data streams; and a plurality of antennas operably connected to the RF beamforming chains; wherein the RF beamforming chains are configured to form the at least one RF beam envelope for the first plurality of data streams, and at least a second RF beam envelope for the second plurality of data streams.