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Band Notching

 
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vijaireghunath
Antenna Theory Regular


Joined: 20 Aug 2013
Posts: 12

PostPosted: Mon Jan 27, 2014 4:49 am    Post subject: Band Notching Reply with quote

I have to notch 1500 MHz band around 5.5GHz.. but i am getting only 500 MHz around 5GHz..What to do..? Rolling Eyes
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Schubert
Antenna Wizard


Joined: 08 Apr 2009
Posts: 161

PostPosted: Tue Jan 28, 2014 4:21 am    Post subject: Reply with quote

You can put multiple notches in your circuit. Design a series L-C that is short circuit to ground at 5 GHz, one at 5.5GHz, and one at 6 GHz
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vijaireghunath
Antenna Theory Regular


Joined: 20 Aug 2013
Posts: 12

PostPosted: Tue Jan 28, 2014 4:58 am    Post subject: Reply with quote

how to design it..? Help plz
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Schubert
Antenna Wizard


Joined: 08 Apr 2009
Posts: 161

PostPosted: Tue Jan 28, 2014 5:57 am    Post subject: Reply with quote

Do you know how to design a single frequency notch filter? If no, you're not thinking very hard.
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vijaireghunath
Antenna Theory Regular


Joined: 20 Aug 2013
Posts: 12

PostPosted: Tue Jan 28, 2014 6:06 am    Post subject: Reply with quote

I have to notch the desired band from my mono pole UWB antenna. 1/(2*pi*sqrt(L*C)) .. I will be getting this L*C value , but how to design it on the patch ?
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