참고문헌
- Julio A. Navarro and Kai Chang, "Varactor-Tunable Uniplanar Ring Resonators," IEEE Trans. Microwave Theory & Tech., vol. 41, no.5, pp.760-766, 1993. https://doi.org/10.1109/22.234508
- J.-S. Lim, Ch.-S. Kim, Y.-T. Lee, et al, "A new type of low pass filter with defected ground structure", European Microwave Week, pp. 24-26, Sep. 2002.
- C.S. Kim, J.S. Lim, etc, "Equivalent circuit modeling of spiral defected ground structure for microstrip line," Electronics Letters, vol. 38, no.19, pp.1109-1110, 2002. https://doi.org/10.1049/el:20020742
- C. C. Wong, C. E. Free, "DGS pattern with enhanced effective capacitance," Electronics Letters, vol. 42, no.8, pp.470-471, 2006. https://doi.org/10.1049/el:20060316
- J. S. Park, M. S. Jung, "A novel defected ground structure for an active device mounting and its application to a microwave oscillator," IEEE Microwave and Wireless Components Letters, vol.14, no.5, pp.198-200, 2004. https://doi.org/10.1109/LMWC.2004.827861
- Duk-Jae Woo and Taek-Kyung Lee, "Suppression of harmonics in Wilkinson power divider using dual-band rejection by asymmetric DGS," IEEE Trans. Microwave Theory & Tech., vol. 53, no. 6, pp.2139- 2144, 2005. https://doi.org/10.1109/TMTT.2005.848772
- N. C. Karmakar, S. M. Roy, and I. Balbin. "Quasi-static modeling of defected ground structure," IEEE Trans. Microwave Theory & Tech., vol.54, no.5, pp.2160-2168, 2006. https://doi.org/10.1109/TMTT.2006.873633
- A. Boutejdar, A. Batmanov, A. Elsherbini, E. P. Burte and A. S. Omar, "A new compact tunable bandpass filter using defected ground structure with active structure," IEEE Antennas and Propagation Society International Symposium, pp. 1-5,2008.