{"id":72,"date":"2023-02-03T15:45:08","date_gmt":"2023-02-03T15:45:08","guid":{"rendered":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/?page_id=72"},"modified":"2023-02-03T16:34:34","modified_gmt":"2023-02-03T16:34:34","slug":"genis-bantli-dusuk-eksenel-orana-sahip-alici-anten-tasarimi","status":"publish","type":"page","link":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/genis-bantli-dusuk-eksenel-orana-sahip-alici-anten-tasarimi\/","title":{"rendered":"Geni\u015f Bantl\u0131, D\u00fc\u015f\u00fck Eksenel Orana Sahip Al\u0131c\u0131 Anten Tasar\u0131m\u0131"},"content":{"rendered":"\n<p>Projemizde al\u0131c\u0131 anten birim eleman\u0131n\u0131n geni\u015f bantta d\u00fc\u015f\u00fck yans\u0131ma katsay\u0131s\u0131 ile \u00e7al\u0131\u015fmas\u0131, tek do\u011frultuya \u0131\u015f\u0131ma yapmas\u0131, kazanc\u0131 bant aral\u0131\u011f\u0131 i\u00e7erisinde dalgalanmamas\u0131 ve dairesel polarizasyonu t\u00fcm bant i\u00e7erisinde korunmas\u0131 gerekmektedir.<\/p>\n\n\n\n<p>Spiral antenler teorik olarak frekanstan ba\u011f\u0131ms\u0131z bir anten \u00e7e\u015fididir (\u015eekil 2). D\u00fczlemsel geometriye ve konformal y\u00fczeylere uyumlu olarak \u00e7al\u0131\u015fma gibi fiziksel \u00f6zelliklere sahiptir. Bu sayede geni\u015f bant RADAR uygulamalar\u0131nda kullan\u0131lmaktad\u0131r. Antenin boyutunun azalt\u0131lmas\u0131na ve eksenel oran\u0131n iyile\u015ftirmesine y\u00f6nelik olarak yontulmu\u015f spiral anten \u00e7e\u015fidi se\u00e7ilmi\u015ftir. Antenin kazanc\u0131n\u0131 art\u0131rmaya y\u00f6nelik metot olarak fraktal yans\u0131t\u0131c\u0131 y\u00fczey kullan\u0131lm\u0131\u015ft\u0131r. Deprem sonras\u0131 g\u00f6\u00e7\u00fck alt\u0131nda mahsur kalan canl\u0131n\u0131n tespitinde verici anten olan horn antenden gelen yatay ve dikey do\u011frultulu dalgalar\u0131 efektif \u015fekilde alabilmesi sebebiyle yontulmu\u015f fraktal tabanl\u0131 spiral anten bu uygulama i\u00e7in iyi bir se\u00e7enektir.&nbsp; B\u00f6ylelikle d\u00fc\u015f\u00fck boyutta, d\u00fc\u015f\u00fck yans\u0131ma katsay\u0131s\u0131 ve eksenel oran\u0131na sahip, y\u00fcksek kazan\u00e7l\u0131, tek y\u00f6ne \u0131\u015f\u0131ma yapabilen dairesel polarizasyonlu al\u0131c\u0131 anten tasarlanm\u0131\u015ft\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u015eekil 2 <\/strong>2 kollu spiral antenin parametreleri<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Projemizde al\u0131c\u0131 anten birim eleman\u0131n\u0131n geni\u015f bantta d\u00fc\u015f\u00fck yans\u0131ma katsay\u0131s\u0131 ile \u00e7al\u0131\u015fmas\u0131, tek do\u011frultuya \u0131\u015f\u0131ma yapmas\u0131, kazanc\u0131 bant aral\u0131\u011f\u0131 i\u00e7erisinde dalgalanmamas\u0131 ve dairesel polarizasyonu t\u00fcm bant i\u00e7erisinde korunmas\u0131 gerekmektedir. Spiral antenler teorik olarak frekanstan ba\u011f\u0131ms\u0131z bir anten \u00e7e\u015fididir (\u015eekil 2). D\u00fczlemsel geometriye ve konformal y\u00fczeylere uyumlu olarak \u00e7al\u0131\u015fma gibi fiziksel \u00f6zelliklere sahiptir. Bu sayede geni\u015f&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/pages\/72"}],"collection":[{"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/comments?post=72"}],"version-history":[{"count":2,"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/pages\/72\/revisions"}],"predecessor-version":[{"id":87,"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/pages\/72\/revisions\/87"}],"wp:attachment":[{"href":"http:\/\/www.airadar-earthquake.yildiz.edu.tr\/index.php\/wp-json\/wp\/v2\/media?parent=72"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}