From: RF power harvesting: a review on designing methodologies and applications
Ref. | Sensors | Operation voltage (V) | Chip power (µW) | Size (mm) |
---|---|---|---|---|
[21] | Intraocular pressure (IOP) | – | 0.0053 | 0.5 × 1.5 × 2.5 |
[65] | ECG, Bio-impedance | 1.2 | 345–374 | 7 × 7 |
[66] | ECG | 1.2 | 32 | 5 × 4.7 |
[64] | ECG, EMG, EEG | 1.2 | 19 | 2.5 × 3.3 |
[67] | ECG, thoracic impedance variance (TIV) | 1.2 | 2400 | 5 × 5 |
[68] | EEG | 1 | 77.1 | 2.5 × 2.5 |
[69] | Temperature, pressure | 0.4/0.5 | 7.7 | 2.2 × 2.7 |
[70] | Neural, ECG, EMG, EEG | 1 | 500 | 2.5 × 1 |