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Array pattern in HFSS

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arsen

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Can you help me about array pattern computation . I simulated a 4 element array with 4 port , but the computed gain is element gain not array. in HFSS, which seting is need. is it requiered to add a fee network and combine the ports to 1 ?
 

saras

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have you assigned magnitude to all 4 ports?
is the radiation boundary covering all antennas?
 

arsen

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ok , Saras, that problem is solved.

but i have another problem. I add a 90 degree hybide to antenna. for 1 element , everything is ok, but when i add the hybride to the another port too, the software report error ( cannot do mesh generation!)

maybe , the memory is low?

please help me as you know

Arsen1381@yahoo.com
 

EdmundZheng

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I suggest you re-constuct the model in different dimesions, for example, increase the ABC box or decrease the substrate... Maybe help you!

Regards!
Edmund
 

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