1. R. Jakoby, P. Scheele, S. Müller, C. Weil, Nonlinear dielectrics for tunable microwave components, in MIKON-2004, 15th International Conference on Microwaves, Radar and Wireless Communications (2004)
2. P. Blondy, D. Peroulis, Handling RF power: The latest advances in RF-MEMS tunable filters. IEEE Microw. Mag. 14, 24–38 (2013)
3. X. Wang, P. Bao, T. Jackson, M. Lancaster, Tunable microwave filters based on discrete ferroelectric and semiconductor varactors. IET Microw. Antennas Propag. 5, 776–782 (2010)
4. N. Manh-Tai, W. Yan, E. Horne, Broadband tunable filters using high q passive tunable ics, in 2008 IEEE MTT-S International Microwave Symposium Digest, June 2008, pp. 951–954
5. E. Lourandakis, M. Schmidt, S. Seitz, R. Weigel, Reduced size frequency agile microwave circuits using ferroelectric thin-film varactors. IEEE Trans. Microw. Theory Tech. 56, 3093–3099 (2008)