Table 2 Battery lifetime approximations in days
From: A residential maintenance-free long-term activity monitoring system for healthcare applications
P tx | f s | 1 | 5 | 10 | 20 | 30 | 40 | 50 |
|---|---|---|---|---|---|---|---|---|
4 dBm | 12-bit | 591 | 195 | 106 | 55 | 37 | 28 | 22 |
| Â | 8-bit | 749 | 301 | 172 | 92 | 63 | 48 | 38 |
−4 dBm | 12-bit | 680 | 250 | 139 | 74 | 50 | 38 | 30 |
| Â | 8-bit | 817 | 361 | 213 | 117 | 80 | 61 | 49 |