Improved Handset Antenna Performance via an Electrically Extended Ground Plane
Figure 6
First configuration of the proposed approach: (a) model I, (b) current distribution at 900 MHz, (c) current distribution at 1880 MHz, (d) HAC scan of field at 900 MHz, (e) HAC scan of field at 900 MHz, (f) HAC scan of field at 1880 MHz, and (g) HAC scan of field at 1880 MHz.