{"id":317535,"date":"2023-11-14T06:18:37","date_gmt":"2023-11-14T06:18:37","guid":{"rendered":"\/forum\/forums\/topic\/hfss-how-to-get-characteristic-impedance-using-terminal-network-solution\/"},"modified":"2023-11-14T06:18:37","modified_gmt":"2023-11-14T06:18:37","slug":"hfss-how-to-get-characteristic-impedance-using-terminal-network-solution","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hfss-how-to-get-characteristic-impedance-using-terminal-network-solution\/","title":{"rendered":"HFSS : How to get characteristic impedance using terminal network solution?"},"content":{"rendered":"<p>Hello, I&#8217;m trying to simulate the transmission line such as below.<\/p>\n<p>There are 2 conductors as Ground and Signal electrode.<\/p>\n<p>I used lumped ports at the starting and end point, which has a 50 ohm impedance, and I got the S21 and S11 versus frequency I set.<\/p>\n<p>Actually, I want to know the characteristic impedance of this structure. However, for terminal network I can obtain Z\/S\/Y parameters, but I cannot get the characteristic impedance directly.<\/p>\n<p>Even though I already know that we can get characteristic impedance from S-parameter using post calculation by matlab, I want to know how to get characteristic impedance in this terminal network solution directly.<\/p>\n<p><img decoding=\"async\" title=\"RF coupler made by transmission line\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/14-11-2023-1699942638-HFSS - RF coupler.jpg\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-317535","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["16243","28551"],"_bbp_author_ip":["23.52.43.81"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["2231"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["317535"],"_bbp_forum_id":["27796"],"_bbp_engagement":["16243","28551"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["318120"],"_bbp_last_active_id":["318120"],"_bbp_last_active_time":["2023-11-17 07:58:11"]},"test":"leejw281unist-ac-kr"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/317535","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/317535\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=317535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}