References
- Finkenzeller K. RFID Handbook. 3rd ed. New York: Wiley; 2010.
- Rao KVS, Nikitin PV, Lam SF. Antenna design for UHF RFID tags: a review and a practical application. IEEE Trans Antennas Propag. 2005;53:3870–3876. doi: 10.1109/TAP.2005.859919
- Liu HW, Yang CF, Ku CH. Novel miniature monopole tag antenna for UHF RFID applications. IEEE Antennas Wireless Propag Lett. 2010;9:363–366. doi: 10.1109/LAWP.2010.2049333
- Nasimuddin CZ, Qing X. Asymmetric-circular shaped slotted microstrip antennas for circular polarization and RFID applications. IEEE Trans Antennas Propag. 2010;58:3821–3828. doi: 10.1109/TAP.2010.2078476
- Nasimuddin OTR, Alphones A. Circularly polarized slotted-ground microstrip antennas for radiofrequency identification readers. Microw Opt Technol Lett. 2012;54:2304–2309. doi: 10.1002/mop.26959
- Lin YF, Lee CH, Pan SC, et al. Proximity-fed circularly polarized slotted patch antenna for RFID handheld reader. IEEE Trans Antennas Propag. 2013;61:5283–5286. doi: 10.1109/TAP.2013.2272677
- Farswan A, Gautam AK, Kanaujia BK, et al. Design of Koch fractal circularly polarized antenna for handheld UHF RFID reader applications. IEEE Trans Antennas Propag. 2016;64:771–775. doi: 10.1109/TAP.2015.2505001
- Sim CYD, Chi CJ. A slot loaded circularly polarized patch antenna for UHF RFID reader. IEEE Trans Antennas Propag. 2012;60:4516–4521. doi: 10.1109/TAP.2012.2207351
- Yeh CH, Hsu YW, Sim CYD. Equilateral triangular patch antenna for UHF RFID applications. Int J RF Microw Comput-Aided Eng. 2014;24:580–586. doi: 10.1002/mmce.20801
- Li J, Liu H, Zhang S, et al. A wideband single-fed, circularly-polarized patch antenna with enhanced axial ratio bandwidth for UHF RFID reader applications. IEEE Access. 2018;6:55883–55892. doi: 10.1109/ACCESS.2018.2872692
- Wang Z, Fang S, Fu S, et al. Single-fed broadband circularly polarized stacked patch antenna with horizontally meandered strip for universal UHF RFID applications. IEEE Trans Microw Theory Tech. 2011;59:1066–1073. doi: 10.1109/TMTT.2011.2114010
- Wang Z, She R, Han J, et al. Dual-Band dual-sense circularly polarized stacked patch antenna with a small frequency ratio for UHF RFID reader applications. IEEE Access. 2017;5:15260–15270. doi: 10.1109/ACCESS.2017.2733625
- Yuan J, Wu S, Chen Z, et al. A compact low-profile ring antenna with dual circular polarization and unidirectional radiation for use in RFID readers. IEEE Access. 2019;7:128948–128955. doi: 10.1109/ACCESS.2019.2939271
- Li J, Liu H, Zhang S, et al. Compact broadband circularly-polarised antenna with a backed cavity for UHF RFID applications. IET Microw Antennas Propag. 2019;13:789–795. doi: 10.1049/iet-map.2018.5321
- Lu JH, Wang SF. Planar broadband circularly polarized antenna with square slot for UHF RFID reader. IEEE Trans Antennas Propag. 2013;61:45–53. doi: 10.1109/TAP.2012.2220103
- Xu B, Zhang S, Liu Y, et al. Compact broadband circularly polarised slot antenna for universal UHF RFID readers. Electron Lett. 2015;51:808–809. doi: 10.1049/el.2015.0593
- Cao R, Yu SC. Wideband compact CPW-fed circularly polarized antenna for universal UHF RFID reader. IEEE Trans Antennas Propag. 2015;63:4148–4151. doi: 10.1109/TAP.2015.2443156
- Saraswat K, Harish AR. A coplanar waveguide fed tilted fractal inspired slot antenna for wideband circular polarization. Microw Opt Technol Lett. 2019;61:1607–1611. doi: 10.1002/mop.31759