{"id":429447,"date":"2025-04-20T02:18:17","date_gmt":"2025-04-20T02:18:17","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/my-circularly-polarized-microstrip-antenna-doesnt-radiate-as-desired\/"},"modified":"2025-04-20T02:18:17","modified_gmt":"2025-04-20T02:18:17","slug":"my-circularly-polarized-microstrip-antenna-doesnt-radiate-as-desired","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/my-circularly-polarized-microstrip-antenna-doesnt-radiate-as-desired\/","title":{"rendered":"My circularly polarized microstrip antenna doesn&#8217;t radiate as desired"},"content":{"rendered":"<p>&lt;p&gt;I am working on a single feed circularly polarized microstrip patch antenna.&lt;\/p&gt;&lt;p&gt;When I simulate the S11, it doesn appear exactly as in a paper I refering from.&nbsp;What could be the issue? Is it a setup, design, or simulation issue?&lt;\/p&gt;&lt;p&gt;I am new to ansys&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/04\/20-04-2025-1745115023-Screenshot 2025-04-20 040841.png\" alt=\"\" \/>&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/04\/20-04-2025-1745115306-Screenshot 2025-04-20 041425.png\" alt=\"\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-429447","topic","type-topic","status-publish","hentry","topic-tag-ansys-hfss","topic-tag-circular-polarization-1","topic-tag-patch-antenna","topic-tag-student-version"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27793"],"_bbp_topic_id":["429447"],"_bbp_subscription":["542771","15859"],"_bbp_author_ip":["146.231.191.232"],"_bbp_last_reply_id":["432376"],"_bbp_last_active_id":["432376"],"_bbp_last_active_time":["2025-05-22 20:07:58"],"_bbp_reply_count":["15"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["542771","15859"],"_btv_view_count":["222"],"_bbp_topic_status":["unanswered"]},"test":"g24a8170campus-ru-ac-za"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/429447","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\/429447\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=429447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}