Small Size and Low Cost UHF RFID Tag Antenna Mountable on Metallic Objects

Table 1

Size and read range for different metal tags that can be found in literature (EIRP: 4 W).

Reference	Area (mm^2)	Read range (m)
[6]	32 × 18	1.5
[7]	53 × 20	2.5
[8]	55 × 22	4.7
[9]	68 × 30	9.5