References
- Nakano H, Mimaki H. Axial ratio of a curl antenna. IEEE Proc. Microwaves Antennas Propag. 1997;144:488–490.10.1049/ip-map:19971329
- Garg R, Bhartia P, Bahl I, Ittipboon A. Microstrip antenna design handbook. Artech House. 2001;2:1–2.
- Qin P. Polarization reconfigurable U-slot patch antenna. IEEE Trans. Antennas Propag. 2010;58:3383–3388.10.1109/TAP.2010.2055808
- Lau KL, Luk KM. A wide-band circularly polarized L-probe coupled patch antenna for dual-band operation. IEEE Trans. Antennas Propag. 2005;53:2636–2644.
- Hsieh WT, Chang TH, Kiang JF. Dual-band circularly polarized cavity-backed annular slot antenna for GPS receiver. IEEE Trans. Antennas Propag. 2012;60:2076–2080.10.1109/TAP.2012.2186229
- Row JS, Liu WL, Chen TR. Circular polarization and polarization reconfigurable designs for annular slot antennas. IEEE Trans. Antennas Propag. 2012;60:5998–6002.10.1109/TAP.2012.2211556
- Lu JH, Wang SF. Planar broadband circularly polarized antenna with square slot for UHF RFID reader. IEEE Trans. Antennas Propag. 2013;61:45–53.10.1109/TAP.2012.2220103
- Jan JY, Pan CY, Chiu KY, Chen HM. Broadband CPW-fed circularly-polarized slot antenna with an open slot. IEEE Trans. Antennas Propag. 2013;61:1418–1422.10.1109/TAP.2012.2231926
- Martin LJ, Ooi S, Staiculescu D, Hill MD, Wong CP, Tentzeris MM. Effect of permittivity and permeability of a flexible magnetic composite material on the performance and miniaturization capability of planar antennas for RFID and wearable wireless applications. IEEE Trans. Compon. Packag. Technol. 2009;32:849–858.10.1109/TCAPT.2009.2032767
- Tang X, Lau KL, Xue Q, Long Y. Design of small circularly polarized patch antenna. IEEE Trans. Antennas Propag. 2011;59:3065–3070.