Distance (m)

Received signal strength (mW)

Output of power harvester (mW)

RF to DC conversion efficiency

0 - 0.3

Too short to be used

0.35

66.22

31.80

48.0%

0.50

32.50

15.50

47.7%

0.70

16.51

7.90

47.7%

0.80

12.60

6.02

47.6%

1.00

8.10

4.10

50.6%

1.50

3.61

2.00

55.5%

2.50

1.30

0.66

50.8%

4.00

0.51

0.24

47.1%

6.00

0.23

0.11

47.8%

9.00

0.10

0.03

30.0%

12.00

0.06

0

0

>12

Out of range