An Optimized Circuit in Plastic Meander Line Antenna for 2.45 GHz Applications

Table 1

A comparison of resonant frequency, radiation efficiency, and 10 dB fractional bandwidth of three modelled antennas optimized for highest radiation efficiency.

Antenna	Resonant frequency; () (GHz)	Radiation efficiency (%)	Fractional bandwidth (%)
Copper (in air) (simulation)	3.53	99	7.91
Silver ink (in air) (simulation)	3.53	96.2	7.93
CiP (measurement)	2.45	74.4 (WC method)	18.98
CiP (measurement)	2.45	74.1 (IWC method)	18.98