Transmission spectra of coupled cavity structures (CCSs) in two-dimensional (2D) photonic crystals (PCs) are investigated using a coupled mode theory, and an optical filter based on CCS is proposed.

• 本文利用耦合模理论研究了二维光子晶体耦合腔结构的透射频谱特性，由此提出了利用耦合腔结构实现高效率光学滤波。