1. Federal Communications Commission(2002).Revision of part 15 of the commission's rules regarding ultra‐wideband transmission systems. Tech. Rep. ET‐Docket 98–153 FCC02–48 (April 2002).
2. Ultra Wideband Signals and Systems in Communication Engineering
3. Ultra‐wideband radio technology: potential and challenges ahead;Porcine D.;IEEE Commun. Mag.,2003
4. Ultra-Wideband Wireless Systems
5. Ultra‐Wideband Radio Technology