Ultra-Wideband Antennas for Wireless Communication Applications

Table 1

UWB standards [1].

Country	Frequency bands
America, Canada	3.1-10.6 GHz; No restrictions
Europe	3.1-4.8 GHz, avoid restrictions; 6-8.5 GHz with no restrictions
Japan	3.4-4.8 GHz with detect-and-avoid (DAA) restriction; 7.2-10.2 GHz with no restrictions
Korea	3.1-4.8 GHz with DAA restrictions; 7.2-10.2 GHz no restrictions
Singapore	6-9 GHz no limitations; 3.4-4.2 GHz with DAA limitations