Research Article
Digital Predistortion of Ultra-Broadband mmWave Power Amplifiers with Limited Tx/Feedback Loop/Baseband Bandwidth
Table 3
Measured performance for 80 MHz signal.
| | ACPR (dBc) | NMSE (dB) | NRMSE (%) | Sampling rate (MSPS) | Analysis BW (MHz) |
| No DPD | −32.25/−31.63 | | 6.8 | NA | NA | Conv. DPD | −46.96/−47.90 | | 1.88 | 737.28 | 576 | Proposed DPD | −47.64/−47.47 | | 1.66 | 184.32 | 144 |
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