Advances in Coordinated Multi-Cell Multi-User MIMO Systems
Advances in Coordinated Multi-Cell Multi-User MIMO Systems
Advances in Coordinated Multi-Cell Multi-User MIMO Systems
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New Perspective: <strong>MIMO</strong> Broadcast <strong>Systems</strong> with<br />
Receive Beamform<strong>in</strong>g<br />
H 1<br />
Receive<br />
Beamform<strong>in</strong>g<br />
Transmit<br />
Beamform<strong>in</strong>g<br />
W 1<br />
[γ 1 , γ 2 , … ]<br />
M T SNR values<br />
H K<br />
Receive<br />
Beamform<strong>in</strong>g<br />
W K<br />
M T real-valued scalars per user (vector feedback)<br />
• Utilize feedback <strong>in</strong>formation to select the appropriate users<br />
• The receive ZF <strong>MIMO</strong> broadcast systems: channel <strong>in</strong>verse based<br />
receive beamform<strong>in</strong>g
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