{"id":463224,"date":"2026-09-03T10:13:00","date_gmt":"2026-09-03T10:13:00","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/design-of-cpwg-with-sma-connector\/"},"modified":"2026-09-03T10:13:00","modified_gmt":"2026-09-03T10:13:00","slug":"design-of-cpwg-with-sma-connector","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/design-of-cpwg-with-sma-connector\/","title":{"rendered":"Design of CPWG with sma connector"},"content":{"rendered":"<p>Hey everyone, I am new to HFSS, I am trying to simulate the behavior of taper transition for sma pad to cpwg structure. I have attached a female, through hole sma connector to my pre-existing structure and the behavior get&#8217;s totally fucked when i add the imported sma model.<\/p>\n<p>The structure works fine until I add the sma connector.<\/p>\n<p>I have two ports, one on top of the imported sma connector model, the port is one the dielectric and the second port defined at the end of the cpwg. I have attached the images of the model and the graph below. Can someone please tell me what I&#8217;m doing wrong.<\/p>\n<p>The images below are structure without sma connector, structure with sma connector from wurth electronik and the response of the structure with sma connector respectively.&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/preview.redd.it\/hfss-port-definition-v0-kcuwxqb34anh1.png?width=606&amp;format=png&amp;auto=webp&amp;s=0263289065c2f3f0024d7102c1b52b5700e6b513\" alt=\"CDN media\"><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/preview.redd.it\/hfss-port-definition-v0-n3up26yv3anh1.png?width=740&amp;format=png&amp;auto=webp&amp;s=c62da1f3839f99959f753d24b3f44c893a034669\" alt=\"CDN media\"><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/09\/image-18.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-463224","topic","type-topic","status-publish","hentry","topic-tag-ansys-hfss"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hey everyone, I am new to HFSS, I am trying to simulate the behavior of taper transition for sma pad to cpwg structure. I have attached a female, through hole sma connector to my pre-existing structure and the behavior get&#039;s totally fucked when i add the imported sma model. The structure works fine until I\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/design-of-cpwg-with-sma-connector\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Design of CPWG with sma connector | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hey everyone, I am new to HFSS, I am trying to simulate the behavior of taper transition for sma pad to cpwg structure. 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