Dual-Band High <i>Q</i>-Factor Complementary Split-Ring Resonators Using Substrate Integrated Waveguide Method and Their Applications

<div>Image of the fabricated quad-band bandpass filter [<a href="/journals/jece/2019/6287970/#B9">9</a>].</div>

Journal of Electrical and Computer Engineering

Figure 17: Dual-Band High <i>Q</i>-Factor Complementary Split-Ring Resonators Using Substrate Integrated Waveguide Method and Their Applications 