Table 4.

Estimated maximum distance of the complete system.

Conditions	Transmission Power	Receiver’s Sensitivity	Antenna Gain	Maximum Distance
In air	−20 dBm	−90 dBm	2.65 dBi	41.5 m
On wrist	−20 dBm	−90 dBm	−2.44 dBi	23.0 m
On wrist (folded)	−20 dBm	−90 dBm	−5.73 dBi	15.8 m