{"id":168806,"date":"2024-04-27T15:28:26","date_gmt":"2024-04-27T15:28:26","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%e5%b0%8e%e9%9b%bb%e3%83%99%e3%82%af%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e8%a7%a3%e6%9e%90%e8%a3%85%e7%bd%ae\/"},"modified":"2024-05-11T14:56:33","modified_gmt":"2024-05-11T14:56:33","slug":"%e5%b0%8e%e9%9b%bb%e3%83%99%e3%82%af%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e8%a7%a3%e6%9e%90%e8%a3%85%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ja\/%e5%b0%8e%e9%9b%bb%e3%83%99%e3%82%af%e3%83%88%e3%83%ab%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e8%a7%a3%e6%9e%90%e8%a3%85%e7%bd%ae\/","title":{"rendered":"\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e"},"content":{"rendered":"<p class=\"sidekick\">\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u306f\u3001\u96fb\u5b50\u56de\u8def\u306e\u7279\u6027\u3092\u7cbe\u5bc6\u306b\u6e2c\u5b9a\u3057\u3001S\u30d1\u30e9\u30e1\u30fc\u30bf\u3084\u53cd\u5c04\u4fc2\u6570\u306a\u3069\u3092\u5206\u6790\u3059\u308b\u91cd\u8981\u306a\u8a08\u6e2c\u6a5f\u5668\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/05\/\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e.png\" alt=\"\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\"\/><\/p>\n<h2>\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u3068\u306f<\/h2>\n<p>\n\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\uff08Vector Network Analyzer; VNA\uff09\u306f\u3001\u96fb\u6c17\u5de5\u5b66\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u306a\u6e2c\u5b9a\u5668\u5177\u306e\u4e00\u3064\u3067\u3059\u3002\u3053\u308c\u306f\u96fb\u5b50\u56de\u8def\u3084\u30d7\u30ea\u30f3\u30c8\u57fa\u677f\u306a\u3069\u306e\u96fb\u6c17\u7684\u7279\u6027\u3092\u8a08\u6e2c\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308b\u30c7\u30fc\u30bf\u3092\u89e3\u6790\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002VNA\u306f\u4e3b\u306b\u3001S\u30d1\u30e9\u30e1\u30fc\u30bf\uff08Scattering parameters\uff09\u3001\u53cd\u5c04\u4fc2\u6570\u3001\u9001\u4fe1\u4fc2\u6570\u3068\u3044\u3063\u305f\u96fb\u6c17\u4fe1\u53f7\u306e\u4f1d\u9054\u7279\u6027\u3092\u7cbe\u5bc6\u306b\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u7528\u3044\u3089\u308c\u307e\u3059\u3002\n<\/p>\n<h2>\u57fa\u672c\u539f\u7406\u3068\u6a5f\u80fd<\/h2>\n<p>\n\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u306e\u57fa\u672c\u539f\u7406\u306f\u3001\u65e2\u77e5\u306e\u96fb\u6c17\u4fe1\u53f7\u3092\u30c7\u30d0\u30a4\u30b9\u306b\u9001\u4fe1\u3057\u3001\u305d\u3053\u3067\u3069\u306e\u3088\u3046\u306b\u4fe1\u53f7\u304c\u5909\u5316\u3059\u308b\u304b\u3092\u89b3\u6e2c\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\uff08\u53cd\u5c04\uff09\u3068\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\uff08\u900f\u904e\uff09\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u7279\u6027\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\n<\/p>\n<ul>\n<li><b>\u53cd\u5c04\u4fc2\u6570 (Reflection Coefficient)<\/b>: \u5165\u5c04\u4fe1\u53f7\u304c\u30c7\u30d0\u30a4\u30b9\u306b\u3088\u3063\u3066\u3069\u306e\u7a0b\u5ea6\u53cd\u5c04\u3055\u308c\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306fS<sub>11<\/sub>\u3084S<sub>22<\/sub>\u3068\u3057\u3066\u8868\u3055\u308c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30dd\u30fc\u30c8\u306b\u5bfe\u3059\u308b\u5165\u5c04\u6ce2\u3068\u53cd\u5c04\u6ce2\u306e\u6bd4\u7387\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li>\n<li><b>\u9001\u4fe1\u4fc2\u6570 (Transmission Coefficient)<\/b>: \u3042\u308b\u30dd\u30fc\u30c8\u304b\u3089\u4ed6\u306e\u30dd\u30fc\u30c8\u3078\u4fe1\u53f7\u304c\u3069\u306e\u7a0b\u5ea6\u4f1d\u9001\u3055\u308c\u308b\u304b\u3092\u8868\u3059\u4fc2\u6570\u3067\u3059\u3002S<sub>21<\/sub>\u3084S<sub>12<\/sub>\u3068\u3057\u3066\u793a\u3055\u308c\u30012\u3064\u306e\u30dd\u30fc\u30c8\u9593\u3067\u306e\u5165\u5c04\u6ce2\u3068\u900f\u904e\u6ce2\u306e\u6bd4\u7387\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\n\u3053\u308c\u3089\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u96fb\u5b50\u30c7\u30d0\u30a4\u30b9\u306e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30de\u30c3\u30c1\u30f3\u30b0\u306e\u6700\u9069\u5316\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u7279\u6027\u3001\u30a2\u30f3\u30c6\u30ca\u306e\u8a2d\u8a08\u306a\u3069\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001VNA\u306f\u901a\u4fe1\u696d\u754c\u3084RF\uff08\u9ad8\u5468\u6ce2\uff09\u6280\u8853\u306e\u5206\u91ce\u3067\u91cd\u5b9d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\n<\/p>\n<h2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u306e\u5fdc\u7528<\/h2>\n<p>\n\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u591a\u5c90\u306b\u308f\u305f\u308b\u5fdc\u7528\u304c\u3042\u308a\u307e\u3059\u3002\n<\/p>\n<ul>\n<li>\u56de\u8def\u306e\u7279\u6027\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u6e2c\u5b9a<\/li>\n<li>\u30a2\u30f3\u30c6\u30ca\u306e\u653e\u5c04\u30d1\u30bf\u30fc\u30f3\u8a55\u4fa1<\/li>\n<li>\u30a2\u30f3\u30d7\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u306a\u3069\u306e\u90e8\u54c1\u6e2c\u5b9a<\/li>\n<li>\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u306e\u8aa4\u914d\u6574\u5408\u306e\u8b58\u5225<\/li>\n<li>\u6750\u6599\u306e\u96fb\u6c17\u7279\u6027\u5206\u6790<\/li>\n<\/ul>\n<p>\n\u307e\u305f\u3001VNA\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u56de\u8def\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u6bb5\u968e\u3067\u306e\u6027\u80fd\u4e88\u6e2c\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u5de5\u7a0b\u306e\u52b9\u7387\u5316\u3084\u30b3\u30b9\u30c8\u524a\u6e1b\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002\n<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\n\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u306f\u3001\u96fb\u5b50\u90e8\u54c1\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u96fb\u6c17\u7684\u7279\u6027\u3092\u8a73\u7d30\u306b\u5206\u6790\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u305d\u306e\u9ad8\u3044\u7cbe\u5ea6\u3068\u6c4e\u7528\u6027\u306b\u3088\u308a\u3001\u8a2d\u8a08\u304b\u3089\u751f\u7523\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u81f3\u308b\u307e\u3067\u3001\u96fb\u5b50\u5de5\u5b66\u5206\u91ce\u3067\u306f\u6b20\u304b\u305b\u306a\u3044\u88c5\u7f6e\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002\u96fb\u6c17\u3068\u78c1\u6c17\u306e\u5206\u91ce\u306b\u304a\u3051\u308b\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u3082\u3001\u3053\u306e\u3088\u3046\u306a\u8a08\u6e2c\u88c5\u7f6e\u306e\u539f\u7406\u3068\u6a5f\u80fd\u3092\u5b66\u3076\u3053\u3068\u306f\u975e\u5e38\u306b\u6709\u76ca\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0e\u96fb\u30d9\u30af\u30c8\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u89e3\u6790\u88c5\u7f6e\u306f\u3001\u96fb\u5b50\u56de\u8def\u306e\u7279\u6027\u3092\u7cbe\u5bc6\u306b\u6e2c\u5b9a\u3057\u3001S\u30d1\u30e9\u30e1\u30fc\u30bf\u3084\u53cd\u5c04\u4fc2\u6570\u306a\u3069\u3092\u5206\u6790\u3059\u308b\u91cd\u8981\u306a\u8a08\u6e2c\u6a5f\u5668\u3067\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":201910,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[90],"tags":[91],"class_list":["post-168806","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-90","tag-91","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- 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