Research Article

Highly Efficient Multicast over Surface Wave in Hybrid Wireless-Optical On-Chip Networks for IoT HPC

Figure 4

Wireless transmission layer in our hybrid wireless-optical on-chip network. (a) Distribution of wireless nodes. (b) Internal structure of wireless nodes. (c) The surface waveguide structure. (d) Dipole wave emission source. (e) The field intensity distribution of dipole antenna. (f) The scattering matrix parameter S21 between the Zenneck surface wave and the electromagnetic wave transmitted in the air. (g) Transmission gain of surface waves at different transmission distances.