{"id":380360,"date":"2024-08-26T04:50:31","date_gmt":"2024-08-26T04:50:31","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/calculate-resonator-coupling-q-from-hfss-and-maxwell\/"},"modified":"2024-08-26T04:50:31","modified_gmt":"2024-08-26T04:50:31","slug":"calculate-resonator-coupling-q-from-hfss-and-maxwell","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/calculate-resonator-coupling-q-from-hfss-and-maxwell\/","title":{"rendered":"Calculate resonator coupling Q from HFSS and Maxwell"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;\/p&gt;&lt;p&gt;I am trying to estimate the coupling Q between a coplanar waveguide resonator and a coplanar waveguide line. I want to use notch-type coupling&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/26-08-2024-1724647531-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;With the model looks similar to this configuration:&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/26-08-2024-1724647696-mceclip1.png\" \/>Taken from https:\/\/epjquantumtechnology.springeropen.com\/articles\/10.1140\/epjqt\/s40507-018-0066-3&lt;\/p&gt;&lt;p&gt;Is there a way to estimate the coupling Q from Ansys Maxwell mutual inductance and capacitance?&lt;\/p&gt;&lt;p&gt;If not, I plan to use HFSS, simulate S21 and try to extract the coupling Q. Is there a way to extract it directly from Ansys?&lt;br&gt;How to increaes the accuracy of my S21 simulation? I&#8217;m usually use interpolate and the frequency value is not exact.&lt;\/p&gt;&lt;p&gt;Thank you.&lt;br&gt;Best regards,&lt;\/p&gt;&lt;p&gt;Long.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-380360","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,I am trying to estimate the coupling Q between a coplanar waveguide resonator and a coplanar waveguide line. 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