7Johnna Powell, Anantha Chandrakasan. Spiral Slot Patch Antenna and Circular Disc Monopole Antenna for 3.1-10. 6 GHz Ultra Wideband Communication [ C ]. Int Symp Antennas and Propagation, 2004
8Kinezos C, Ungvichian V. Ultra-Wideband Circular Polarized Microstrip Archimedean Spiral Antenna Loaded with Chip-Resistor[C ]. IEEE Antennas and Propagation Society International Symposium, 2003, 3:612-615
9Nurnberger M W, Volakis J L. New termination for ultrawide-band slot spirals[ J ]. IEEE Transactions on Antennas and Propagation, 2002, 50 (1) : 82-85
10Filipovic D S, Siah E S, Sertel K, Liepa V V, Volakis J L. A thin broadband cavity-backed slot spiral antenna for automotive applications [ C ]. IEEE Antennas and Propagation Society International Symposium. 2001,1:414-417
