{"id":167487,"date":"2024-04-27T12:30:49","date_gmt":"2024-04-27T12:30:49","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/rfid%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0\/"},"modified":"2024-05-11T12:02:42","modified_gmt":"2024-05-11T12:02:42","slug":"rfid%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ja\/rfid%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0\/","title":{"rendered":"RFID\u30b7\u30b9\u30c6\u30e0"},"content":{"rendered":"<p class=\"sidekick\">RFID\u30b7\u30b9\u30c6\u30e0\u3068\u306f\u3001\u7269\u4f53\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u7121\u7dda\u5468\u6ce2\u6570\u6280\u8853\u3067\u3042\u308a\u3001\u5728\u5eab\u7ba1\u7406\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316\u306a\u3069\u591a\u69d8\u306a\u7528\u9014\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/05\/RFID\u30b7\u30b9\u30c6\u30e0.png\" alt=\"RFID\u30b7\u30b9\u30c6\u30e0\"\/><\/p>\n<h2>RFID\u30b7\u30b9\u30c6\u30e0\u3068\u306f\u4f55\u304b?<\/h2>\n<p>RFID\u306f\u300cRadio-Frequency Identification\u300d\u306e\u7565\u3067\u3001\u7121\u7dda\u5468\u6ce2\u6570\u3092\u7528\u3044\u3066\u7269\u4f53\u306e\u8b58\u5225\u3092\u884c\u3046\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002\u3053\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306f\u3055\u307e\u3056\u307e\u306a\u5834\u9762\u3067\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u5c0f\u58f2\u696d\u304b\u3089\u7269\u6d41\u3001\u500b\u4eba\u306e\u8eab\u5206\u8a3c\u660e\u306b\u81f3\u308b\u307e\u3067\u5e45\u5e83\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>RFID\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f<\/h2>\n<p>RFID\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u4e3b\u306b\u30bf\u30b0\u3001\u30ea\u30fc\u30c0\u30fc\u3001\u30a2\u30f3\u30c6\u30ca\u306e3\u3064\u306e\u4e3b\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30bf\u30b0:<\/strong> \u30e6\u30cb\u30fc\u30af\u306a\u8b58\u5225\u60c5\u5831\u3092\u5185\u8535\u3057\u305f\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u3068\u30a2\u30f3\u30c6\u30ca\u3092\u6301\u3064\u5c0f\u3055\u306a\u88c5\u7f6e\u3002\u30bf\u30b0\u306f\u80fd\u52d5\u7684\uff08\u96fb\u6e90\u3092\u5185\u8535\uff09\u307e\u305f\u306f\u53d7\u52d5\u7684\uff08\u30ea\u30fc\u30c0\u30fc\u304b\u3089\u306e\u4fe1\u53f7\u306b\u3088\u3063\u3066\u306e\u307f\u4f5c\u52d5\uff09\u306e\u3044\u305a\u308c\u304b\u3067\u3059\u3002<\/li>\n<li><strong>\u30ea\u30fc\u30c0\u30fc:<\/strong> \u7279\u5b9a\u306e\u5468\u6ce2\u6570\u3067\u7121\u7dda\u4fe1\u53f7\u3092\u9001\u308a\u3001\u30bf\u30b0\u304b\u3089\u60c5\u5831\u3092\u8aad\u307f\u53d6\u308b\u88c5\u7f6e\u3002<\/li>\n<li><strong>\u30a2\u30f3\u30c6\u30ca:<\/strong> \u30ea\u30fc\u30c0\u30fc\u3068\u30bf\u30b0\u306e\u9593\u3067\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306e\u7121\u7dda\u5468\u6ce2\u6570\u306e\u4fe1\u53f7\u3092\u9001\u53d7\u4fe1\u3059\u308b\u90e8\u54c1\u3002<\/li>\n<\/ul>\n<p>RFID\u30bf\u30b0\u306f\u30ea\u30fc\u30c0\u30fc\u304b\u3089\u9001\u3089\u308c\u3066\u304f\u308b\u7121\u7dda\u5468\u6ce2\u6570\u306e\u4fe1\u53f7\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001\u5185\u90e8\u306e\u30de\u30a4\u30af\u30ed\u30c1\u30c3\u30d7\u304c\u6d3b\u6027\u5316\u3057\u3001\u4fdd\u5b58\u3057\u3066\u3044\u308b\u60c5\u5831\u3092\u30ea\u30fc\u30c0\u30fc\u306b\u9001\u308a\u8fd4\u3057\u307e\u3059\u3002\u30ea\u30fc\u30c0\u30fc\u306f\u3053\u306e\u60c5\u5831\u3092\u89e3\u6790\u3057\u3001\u5fc5\u8981\u306a\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<h2>\u96fb\u6c17\u3068\u78c1\u6c17\u306e\u539f\u7406<\/h2>\n<p>RFID\u306e\u57fa\u672c\u306f\u96fb\u6c17\u3068\u78c1\u6c17\u306e\u7269\u7406\u5b66\u306e\u539f\u7406\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\u96fb\u78c1\u8a98\u5c0e\u3068\u3044\u3046\u73fe\u8c61\u304c\u30ad\u30fc\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u96fb\u78c1\u8a98\u5c0e\u3068\u306f\u3001\u96fb\u78c1\u6ce2\u304c\u91d1\u5c5e\u30b3\u30a4\u30eb\u3092\u901a\u904e\u3059\u308b\u969b\u306b\u96fb\u6c17\u7684\u306a\u4fe1\u53f7\u3092\u767a\u751f\u3055\u305b\u308b\u73fe\u8c61\u3067\u3059\u3002<\/p>\n<p>\u53d7\u52d5\u7684\u306aRFID\u30bf\u30b0\u306f\u3001\u96fb\u78c1\u8a98\u5c0e\u306b\u3088\u3063\u3066\u30ea\u30fc\u30c0\u30fc\u304b\u3089\u306e\u4fe1\u53f7\u3092\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5909\u63db\u3057\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u8fd4\u4fe1\u3057\u307e\u3059\u3002\u3053\u306e\u904e\u7a0b\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u57fa\u672c\u7684\u306a\u96fb\u78c1\u6c17\u5b66\u306e\u65b9\u7a0b\u5f0f\u304c\u95a2\u4e0e\u3057\u3066\u3044\u307e\u3059:<\/p>\n<ul>\n<li>\u30d5\u30a1\u30e9\u30c7\u30fc\u306e\u96fb\u78c1\u8a98\u5c0e\u306e\u6cd5\u5247: \\( E = -N * \\frac{d\\Phi}{dt} \\)<\/li>\n<li>\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u306e\u65b9\u7a0b\u5f0f<\/li>\n<li>LC\u5171\u632f\u56de\u8def\u306b\u304a\u3051\u308b\u5171\u632f\u5468\u6ce2\u6570: \\( f = \\frac{1}{2\\pi\\sqrt{LC}} \\)<\/li>\n<\/ul>\n<p>\u3053\u3053\u3067\u3001\\(E\\)\u306f\u8a98\u5c0e\u8d77\u96fb\u529b\u3001\\(N\\)\u306f\u30b3\u30a4\u30eb\u306e\u5dfb\u304d\u6570\u3001\\(d\\Phi\/dt\\)\u306f\u78c1\u675f\u306e\u6642\u9593\u5909\u5316\u7387\u3001\\(L\\)\u306f\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u3001\\(C\\)\u306f\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9\u3001\u305d\u3057\u3066\\(f\\)\u306f\u5171\u632f\u5468\u6ce2\u6570\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>RFID\u306e\u7528\u9014<\/h2>\n<p>RFID\u6280\u8853\u306f\u975e\u5e38\u306b\u6c4e\u7528\u6027\u304c\u3042\u308a\u3001\u69d8\u3005\u306a\u7528\u9014\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4f8b\u3092\u6319\u3052\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><strong>\u5728\u5eab\u7ba1\u7406:<\/strong> 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\u52d5\u7269\u306e\u4f53\u5185\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u30bf\u30b0\u304c\u3001\u8ff7\u5b50\u306e\u30da\u30c3\u30c8\u3092\u898b\u3064\u3051\u308b\u624b\u52a9\u3051\u3092\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u6280\u8853\u306e\u672a\u6765\u306f\u975e\u5e38\u306b\u660e\u308b\u304f\u3001\u65b0\u305f\u306a\u5229\u7528\u6cd5\u304c\u6b21\u3005\u306b\u958b\u767a\u3055\u308c\u3066\u3044\u307e\u3059\u3002RFID\u306f\u6211\u3005\u306e\u751f\u6d3b\u3092\u3088\u308a\u4fbf\u5229\u306b\u3001\u305d\u3057\u3066\u3088\u308a\u5b89\u5168\u306b\u3057\u3066\u304f\u308c\u308b\u9769\u65b0\u7684\u306a\u6280\u8853\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RFID\u30b7\u30b9\u30c6\u30e0\u3068\u306f\u3001\u7269\u4f53\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u7121\u7dda\u5468\u6ce2\u6570\u6280\u8853\u3067\u3042\u308a\u3001\u5728\u5eab\u7ba1\u7406\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316\u306a\u3069\u591a\u69d8\u306a\u7528\u9014\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":190175,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[90],"tags":[91],"class_list":["post-167487","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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