Research Article
Distributed Structured Compressive Sensing-Based Time-Frequency Joint Channel Estimation for Massive MIMO-OFDM Systems
Table 3
Energy efficiency comparison.
| TFT-OFDM MIMO [5] | TFT-OFDM MIMO [22] | FT-MIMO [5] | Proposed TFT-OFDM MIMO |
| 82.90% | 77.25% | 55.91% | 85.21% |
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