1. Planar antennas for wireless communications, Wiley, New York, 2003, ch. 5.
2. and Multifrequency inverted-F antenna, U.S. Patent Publication No. 2004/0066334 A1, 2004.
3. and Integrated antenna for laptop applications, U.S. Patent No. 6686886 B2, 2004.
4. and Integrated laptop antennas: Design and evaluations, IEEE Antennas Propagat Soc Int Symp Dig 4 (2002), 56-59.
5. and Performance analysis of inverted-F and slot antennas for WLAN applications, IEEE Antennas Propagat Soc Int Symp Dig 2 (2003), 14-17.