Without increasing the size of the microstrip, the bandwidth of stopband or passband of the novel PBG microstrip line can be changed when the dispersion between the central frequency of PBG st.

• 由于采用了导带PBG结构和接地板PBG结构的复合,只需调整导带PBG结构与接地板PBG结构的中心频率的差值就能对阻带和通带进行相应的调整,而且并不增加该PBG微带线的尺寸。