Research Article
A Low Power Impedance Transparent Receiver with Linearity Enhancement Technique for IoT Applications
Table 2
Comparison with prior arts.
| Parameter | This work | [13] | [14] | [5] | [6] |
| Selective input matching | Yes | No | No | Yes | Yes | Architecture | LNA with active feedback | Balun LNA | Current mode LNA | Mixer first | Noise cancelling | Operation frequency | 0.6~1 GHz | 0.75~0.96 GHz | 1.0–5.2 GHz | 0.1–2.4 GHz | 0.08–2.7 GHz | Gain | 78 dB | 20~104 dB | 23 dB | 40–70 dB | 72 dB | Noise figure | 5.3 dB | 5.1/4 dB | 6.5 dB | 7 dB @ 2 GHz | 1.9 dB | IB-IIP3 | −10 dBm | −6.2 dBm @ Min Gain | - | −67 dBm | −18 dBm | OB-IIP3 | +8 dBm | - | −1.5 dBm | +25 dBm | +13.5 dB | IIP2 | 39 dBm | 45 dBm @ Min Gain | - | +56 dBm | +85 dBm | Technology | 55 nm CMOS | 180 nm CMOS | 130 nm CMOS | 65 nm CMOS | 40 nm CMOS | Core power | 16 mW RX +4 mW ADPLL | 25 mW @1.7V | 13 mW RX +22 mW LO | 37–70 mW | 35.1–78 mW |
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