Ultrawide Band Antenna and Filter Design
Ultrawide Band Antenna and Filter Design
Ultrawide Band Antenna and Filter Design
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What’s UWB?<br />
6<br />
Frequency b<strong>and</strong>width of UWB <strong>and</strong> other RF st<strong>and</strong>ards<br />
Transmission output level (image)<br />
cell phone<br />
cell phone<br />
802.11b<br />
802.11g<br />
Bluetooth<br />
Spread spectrum communication<br />
such as existing narrow-b<strong>and</strong><br />
communication or wireless LAN<br />
GPS<br />
802.11a<br />
1 2 3 4 5 6 7 8 9 10 11<br />
frequency(GHz)<br />
Ultra Wideb<strong>and</strong><br />
(UWB communication)<br />
EMI regulation value<br />
under US FCC<br />
(FCC Part15)<br />
(-41.3dBm/MHz)<br />
2005/11/3
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