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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R10 LTE-A Performance Improvement<br />
• Rel-8 LTE vs. IMT-A requirements<br />
– DL: Rel-8 LTE fulfills IMT-A requirements<br />
– UL: Need to double from Rel-8 to satisfy<br />
IMT-A requirement<br />
FDD Rel-8 LTE (1) Rel-10LTE-A (2) IMT-Advanced<br />
Peak spectrum efficiency<br />
[bps/Hz]<br />
DL 16.3 30.6 15<br />
UL 4.3 16.8 6.75<br />
TDD Rel-8 LTE (1) Rel-10LTE-A (2) IMT-Advanced<br />
Peak spectrum efficiency<br />
[bps/Hz]<br />
DL 16 30 15<br />
UL 4 16.1 6.75<br />
Note:<br />
(1)<br />
4x4 <strong>MIMO</strong> <strong>in</strong> DL, SIMO <strong>in</strong> UL<br />
(2)<br />
8x8 <strong>MIMO</strong> <strong>in</strong> DL, 4x4 <strong>MIMO</strong> <strong>in</strong> UL <br />
Source: 3GPP TR 36.912<br />
86
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