Improving the efficiency of magnetic coupling energy transfer by etching fractal patterns in the shielding metals*

Qing-feng LI,Shao-bo CHEN,Wei-ming WANG,Hong-wei HAO,Lu-ming LI

Fig. 12 Eddy current distribution shapes in Fig. 2 (a) Eddy current distribution in Fig. 2a with L=20 mm; (b) Eddy current distribution in Fig. 2b with L=20 mm; (c) Eddy current distribution in Fig. 2c with h=0.2 mm. The arrows in the figures represent the eddy currents directions in the metal sheet