Tunable Platform Tolerant Antenna Design for RFID and IoT Applications Using Characteristic Mode Analysis

Table 2

Comparison of proposed antenna with other several designs.

Reference	Size (mm^3)	Metal plate size (mm^2)	Read range (m); (metal/dielectric)	Tunable
This work	50 × 25 × 2	200 × 200	6.5/4.5	Yes
[14]	56 × 25 × 3.5	500 × 500	4/-	No
[15]	55 × 41.5 × 3	200 × 200	6.1/14	No
[16]	88 × 60 × 0.76	150 × 150	5.4/5.7 (body)	No
[17]	30 × 30 × 3	200 × 200	7/3.5	No
[18]	84 × 41 × 3.2	200 × 200	5.6/8	No