KBNN Based on Coarse Mesh to Optimize the EBG Structures

Table 8

Data of papilionaceous dual-plane EBG before and after optimization.

	−10 dB relative bandwidth	Maximum attenuation/dB	Ripple level in the lower passband/dB	Ripple level in the higher passband/dB
Before optimization	47.22%	32.5144	3.6480	5.3396
After optimization	59.87%	39.7025	1.6889	2.0679