Table 2 Performance comparison
From: RF low power subsampling architecture for wireless communication applications
Reference | MWSCAS 13 [4] | JSSC 13 [10] | JSSC 13 [14] | ISSCC 14 [18] | JSSC 12 [21] | This work |
|---|---|---|---|---|---|---|
Rx architecture | Direct IF | SDR | Subsampling | Low IF | Subsampling | Subsampling |
Technology (CMOS) | 65 nm | 0.13 μm | 0.18 μm | 65 nm | 0.18 μm | 65 nm |
Data rate | 1 Mbps | 1.5 Mbps | 268 kbps | – | – | 1 Mbps |
Input frequency | 780 MHz | 915 MHz | 2.433 GHz | 860 MHz | 2.4 GHz | 780 MHz |
Maximum gain | 50 dB | 54–60 dB | 46.2 dB | 50 dB | 48 dB | 67 dB |
Noise figure | – | 6.5 dB | 8.6 dB | 8.1 dB | – | 6.5 dB |
Sensitivity | −65 dBm | – | −78 dBm | – | −87 dBm | −85 dBm |
Power consumption | 4.5 mW (1.2 V) | 5.03 mW (1.2 V) | 10.69 mW (1.8 V) | 1.15 mW (0.5 V) | 8.84 mW (1.7 V) | 3.12 mW (1.2 V) |