Ultrawide Band Antenna and Filter Design
Ultrawide Band Antenna and Filter Design
Ultrawide Band Antenna and Filter Design
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UWB-Balun<br />
54<br />
Shapes & dimensions<br />
3.2 x 2.5 x 1.0mm(Max)<br />
Electric characteristicss<br />
Loss (dB)<br />
0<br />
-5<br />
-10<br />
-15<br />
-20<br />
-25<br />
-30<br />
-35<br />
-40<br />
Transmission<br />
Features<br />
1 2 3 4 5 6 7 8 9<br />
Frequency (GHz)<br />
� Lower phase error <strong>and</strong> lower amplitude error<br />
� Lower insertion loss<br />
� Suitable for the first <strong>and</strong> second generation UWB<br />
chipsets<br />
� 50:100Ω-impedance<br />
Return Loss<br />
Insertion Loss<br />
Balun is essential for unbalance (unbalance, single-end) -<br />
balance (balance, differential) signal conversion.<br />
Amplitude (dB)<br />
3<br />
2<br />
1<br />
0<br />
-1<br />
-2<br />
-3<br />
Imbalance<br />
Amplitude<br />
Phase<br />
1 2 3 4 5 6 7 8 9<br />
Frequency (GHz)<br />
15<br />
10<br />
5<br />
0<br />
-5<br />
-10<br />
-15<br />
Phase (deg)<br />
2005/11/3
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