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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Key Analytic Results (M R ¸ M T )<br />
• A general form of the sum rate with water-fill<strong>in</strong>g<br />
power allocation<br />
L = M R – M T<br />
Key steps <strong>in</strong> the closed form<br />
• Order statistics technique<br />
• Long-term power constra<strong>in</strong>t for water-fill<strong>in</strong>g<br />
equation<br />
• The <strong>in</strong>tegral identity provided <strong>in</strong> [Alou<strong>in</strong>i’99]<br />
The water-level solution of the equation
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