Zero-forcing methods for downlink spatial multiplexing in multiuser MIMO channels
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2,352 citations
Cites methods from "Zero-forcing methods for downlink s..."
...To mitigate th interference, the authors propose to use block diagonaliza tion preceding method which can support a limited number of information receivers due to zero-forcing channel inversi on [150]....
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2,078 citations
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Cites background from "Zero-forcing methods for downlink s..."
...Nulling signals at undesired nodes is sometimes referred to as null-steering beamforming in array signal processing [37], or zero-forcing in MIMO broadcast channels [38]....
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1,347 citations
1,097 citations
Cites background from "Zero-forcing methods for downlink s..."
...Assuming that H̃k is full rank, the transmitter requires that the number of transmit antennas is at least the sum of all users’ receive antennas to satisfy the dimensionality constraint required to cancel interference for each user [16]....
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References
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"Zero-forcing methods for downlink s..." refers methods in this paper
...A feature common to some of the new work cited above is the use of a technique developed by Costa known as “dirty paper coding” [ 18 ]....
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3,925 citations
"Zero-forcing methods for downlink s..." refers background in this paper
...Section V discusses coordinated transmit-receive processing, which is a framework for extending the first two algorithms to handle larger channel geometries, and finally, Section VI presents simulation results comparing the algorithms under various conditions....
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...The particular challenge of the vector broadcast channel is that while the transmitter has the ability to coordinate transmission from all of its antennas, the receivers are grouped among different users that are typically unable to coordinate with each other [12]–[14]....
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