{"id":4454,"date":"2026-10-15T20:34:48","date_gmt":"2026-10-15T12:34:48","guid":{"rendered":"https:\/\/ecmicrophones.com\/?p=4454"},"modified":"2026-10-15T20:34:48","modified_gmt":"2026-10-15T12:34:48","slug":"emi-resistant-ecm-railway-platform-acoustic-monitoring","status":"publish","type":"post","link":"https:\/\/ecmicrophones.com\/ja\/emi-resistant-ecm-railway-platform-acoustic-monitoring\/","title":{"rendered":"\u9244\u9053\u306e\u30db\u30fc\u30e0\u306b\u304a\u3051\u308b\u97f3\u97ff\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u7528EMI\u8010\u6027ECM\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3"},"content":{"rendered":"
\n
\"\u97f3\u97ff\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u304a\u3088\u3073\u97f3\u97ff\u8b66\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u305f\u3081\u306e\u9244\u9053\u30db\u30fc\u30e0\u74b0\u5883\"<\/figure>\n<\/div>\n\n

\u9244\u9053\u306e\u30db\u30fc\u30e0\u306f\u3001\u96fb\u5b50\u76e3\u8996\u6a5f\u5668\u306b\u3068\u3063\u3066\u904e\u9177\u306a\u74b0\u5883\u3067\u3059\u3002\u7167\u660e\u30b7\u30b9\u30c6\u30e0\u3001\u96fb\u529b\u8a2d\u5099\u3001\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u3001\u305d\u306e\u4ed6\u306e\u96fb\u6c17\u30a4\u30f3\u30d5\u30e9\u304b\u3089\u96fb\u78c1\u5e72\u6e09\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u307b\u304b\u3001\u5c4b\u5916\u3084\u534a\u5c4b\u5916\u306e\u30db\u30fc\u30e0\u3067\u306f\u3001\u6e29\u5ea6\u3084\u6e7f\u5ea6\u306e\u5927\u304d\u306a\u5909\u52d5\u304c\u751f\u3058\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u308b\u97f3\u97ff\u8b66\u5831\u30bb\u30f3\u30b5\u30fc\u306e\u5834\u5408\u3001\u30de\u30a4\u30af\u30ab\u30d7\u30bb\u30eb\u306f\u3001\u9577\u671f\u9593\u306b\u308f\u305f\u308b\u7a3c\u50cd\u4e2d\u3082\u95a2\u9023\u3059\u308b\u97f3\u97ff\u4e8b\u8c61\u3092\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u3001\u5b89\u5b9a\u3057\u305f\u51fa\u529b\u3092\u63d0\u4f9b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e57\u5ba2\u5411\u3051\u306e\u30aa\u30fc\u30c7\u30a3\u30aa\u6a5f\u5668\u3068\u306f\u7570\u306a\u308a\u3001\u3053\u308c\u3089\u306e\u30bb\u30f3\u30b5\u30fc\u306f\u3001\u97f3\u3092\u518d\u751f\u3057\u3066\u8074\u304b\u305b\u308b\u305f\u3081\u3067\u306f\u306a\u304f\u3001\u97f3\u58f0\u5468\u6ce2\u6570\u5e2f\u57df\u5185\u306e\u7a81\u767a\u7684\u306a\u7570\u5e38\u97f3\u3084\u6d3b\u52d5\u3092\u76e3\u8996\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u96fb\u78c1\u5e72\u6e09\u306e\u7ba1\u7406<\/h2>\n

\u30de\u30a4\u30af\u30ed\u30db\u30f3\u3092\u9244\u9053\u306e\u30db\u30fc\u30e0\u76e3\u8996\u88c5\u7f6e\u306b\u7d44\u307f\u8fbc\u3080\u969b\u3001\u96fb\u78c1\u5e72\u6e09\u306f\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805\u3068\u306a\u308a\u307e\u3059\u3002\u4ed8\u8fd1\u306b\u3042\u308b\u96fb\u6c17\u7cfb\u7d71\u3084\u958b\u9589\u88c5\u7f6e\u306b\u3088\u308a\u3001\u30de\u30a4\u30af\u30ed\u30db\u30f3\u306e\u4fe1\u53f7\u7d4c\u8def\u306b\u4e0d\u8981\u306a\u30ce\u30a4\u30ba\u304c\u6df7\u5165\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u3057\u305f\u304c\u3063\u3066\u3001EMI\u8010\u6027\u306e\u3042\u308b\u8a2d\u8a08\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u30de\u30a4\u30af\u30ab\u30d7\u30bb\u30eb\u306b\u52a0\u3048\u3001\u30d7\u30ea\u30a2\u30f3\u30d7\u3001PCB\u30ec\u30a4\u30a2\u30a6\u30c8\u3001\u63a5\u5730\u3001\u30b7\u30fc\u30eb\u30c9\u3001\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3001\u304a\u3088\u3073\u96fb\u6e90\u306b\u3064\u3044\u3066\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30ab\u30d7\u30bb\u30eb\u306e\u96fb\u6c17\u7684\u7279\u6027\u3084\u69cb\u9020\u3082\u3001\u56de\u8def\u8a2d\u8a08\u5168\u4f53\u3068\u4e92\u63db\u6027\u304c\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

OEM\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3044\u3066\u306f\u3001\u4ee3\u8868\u7684\u306a\u8a2d\u7f6e\u304a\u3088\u3073\u52d5\u4f5c\u6761\u4ef6\u4e0b\u3067\u3001\u30bb\u30f3\u30b5\u30fc\u5168\u4f53\u306b\u3064\u3044\u3066\u8010\u5e72\u6e09\u6027\u3092\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30a4\u30af\u30ab\u30d7\u30bb\u30eb\u3060\u3051\u3067\u306f\u3001\u5b8c\u6210\u54c1\u306eEMI\u6027\u80fd\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n

\u6e29\u5ea6\u5909\u5316\u306b\u5de6\u53f3\u3055\u308c\u306a\u3044\u5b89\u5b9a\u3057\u305f\u52d5\u4f5c<\/h2>\n

\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u76e3\u8996\u88c5\u7f6e\u306f\u3001\u663c\u591c\u3067\u6e29\u5ea6\u304c\u5909\u5316\u3059\u308b\u5c4b\u5916\u307e\u305f\u306f\u534a\u5c4b\u5916\u306e\u74b0\u5883\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u306f\u3001\u60f3\u5b9a\u3055\u308c\u308b\u52d5\u4f5c\u7bc4\u56f2\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u3001\u9069\u5207\u306a\u96fb\u6c17\u7684\u304a\u3088\u3073\u97f3\u97ff\u7684\u6027\u80fd\u3092\u7dad\u6301\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n

\u3053\u306e\u7528\u9014\u5411\u3051\u306bECM\u3092\u9078\u5b9a\u3059\u308b\u969b\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u6e29\u5ea6\u6761\u4ef6\u4e0b\u306b\u304a\u3051\u308b\u611f\u5ea6\u306e\u3070\u3089\u3064\u304d\u3001\u5468\u6ce2\u6570\u7279\u6027\u3001\u304a\u3088\u3073\u96fb\u6c17\u7684\u5b89\u5b9a\u6027\u3092\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5fc5\u8981\u306a\u6e29\u5ea6\u7bc4\u56f2\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u8a2d\u7f6e\u5834\u6240\u304a\u3088\u3073\u30bb\u30f3\u30b5\u30fc\u306e\u7b50\u4f53\u306b\u5fdc\u3058\u3066\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u9632\u5875\u30fb\u9632\u6e7f\u6a5f\u80fd<\/h2>\n

\u7c89\u5875\u3001\u6e7f\u5ea6\u3001\u7d50\u9732\u3001\u304a\u3088\u3073\u7a7a\u6c17\u4e2d\u306e\u6c5a\u67d3\u7269\u8cea\u306f\u3001\u9244\u9053\u74b0\u5883\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u6a5f\u5668\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30a4\u30af\u30ab\u30d7\u30bb\u30eb\u306e\u9078\u5b9a\u3084\u97f3\u97ff\u30a4\u30f3\u30ec\u30c3\u30c8\u306e\u8a2d\u8a08\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u3053\u308c\u3089\u306e\u8981\u56e0\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u4fdd\u8b77\u819c\u3001\u7b50\u4f53\u306e\u5f62\u72b6\u3001\u30b7\u30fc\u30eb\u65b9\u6cd5\u3001\u304a\u3088\u3073\u6392\u6c34\u69cb\u9020\u306f\u3001\u3044\u305a\u308c\u3082\u6700\u7d42\u7684\u306a\u74b0\u5883\u6027\u80fd\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4fdd\u8b77\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3068\u97f3\u97ff\u611f\u5ea6\u3084\u5468\u6ce2\u6570\u7279\u6027\u306b\u3082\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30ab\u30d7\u30bb\u30eb\u306e\u4ed5\u69d8\u3060\u3051\u306b\u983c\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u7d44\u307f\u7acb\u3066\u3089\u308c\u305f\u72b6\u614b\u5168\u4f53\u3092\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u7a81\u767a\u7684\u306a\u97f3\u3084\u97f3\u58f0\u5468\u6ce2\u6570\u4fe1\u53f7\u306e\u53d6\u5f97<\/h2>\n

\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u7528\u97f3\u97ff\u8b66\u5831\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u4eba\u9593\u306e\u53ef\u8074\u5468\u6ce2\u6570\u7bc4\u56f2\u5185\u306e\u4fe1\u53f7\u3060\u3051\u3067\u306a\u304f\u3001\u7a81\u767a\u7684\u306a\u7570\u5e38\u97f3\u3082\u76e3\u8996\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u306e\u7279\u6027\u306f\u3001\u30bb\u30f3\u30b5\u30fc\u304c\u691c\u51fa\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u97f3\u97ff\u4e8b\u8c61\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u5468\u6ce2\u6570\u7279\u6027\u306e\u8981\u4ef6\u3001\u611f\u5ea6\u3001\u904e\u8ca0\u8377\u8010\u6027\u3001\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u306e\u8a2d\u7f6e\u4f4d\u7f6e\u3001\u304a\u3088\u3073\u80cc\u666f\u30ce\u30a4\u30ba\u306f\u3001\u3059\u3079\u3066\u9332\u97f3\u3055\u308c\u308b\u4fe1\u53f7\u306e\u54c1\u8cea\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u304c\u7279\u5b9a\u306e\u97f3\u97ff\u30a4\u30d9\u30f3\u30c8\u3092\u8b58\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u30de\u30a4\u30af\u30ed\u30d5\u30a9\u30f3\u304c\u97f3\u97ff\u5165\u529b\u3092\u63d0\u4f9b\u3057\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u5206\u985e\u3084\u30a2\u30e9\u30fc\u30c8\u306e\u5224\u5b9a\u306f\u3001\u30bb\u30f3\u30b5\u30fc\u306e\u4fe1\u53f7\u51e6\u7406\u7528\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u884c\u308f\u308c\u307e\u3059\u3002.<\/p>\n

24\u6642\u9593365\u65e5\u306e\u9023\u7d9a\u7a3c\u50cd\u306b\u5bfe\u5fdc\u3057\u305f\u8a2d\u8a08<\/h2>\n

\u99c5\u306e\u30db\u30fc\u30e0\u76e3\u8996\u7528\u30bb\u30f3\u30b5\u30fc\u306f\u3001\u76f4\u63a5\u306e\u4fdd\u5b88\u4f5c\u696d\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u671f\u9593\u3092\u542b\u3081\u3001\u7d99\u7d9a\u7684\u306b\u7a3c\u50cd\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u90e8\u54c1\u9078\u5b9a\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u9577\u671f\u7684\u306a\u5b89\u5b9a\u6027\u304c\u91cd\u8981\u306a\u8003\u616e\u4e8b\u9805\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n

\u4e00\u8cab\u3057\u305f\u30de\u30a4\u30af\u611f\u5ea6\u3068\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u96fb\u6c17\u7684\u6027\u80fd\u306b\u3088\u308a\u3001\u6642\u9593\u306e\u7d4c\u904e\u306b\u4f34\u3046\u5165\u529b\u4fe1\u53f7\u306e\u671b\u307e\u3057\u304f\u306a\u3044\u5909\u52d5\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u7570\u306a\u308b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u5834\u6240\u306b\u8907\u6570\u306e\u30bb\u30f3\u30b5\u30fc\u304c\u8a2d\u7f6e\u3055\u308c\u3001\u540c\u7b49\u306e\u6761\u4ef6\u4e0b\u3067\u52d5\u4f5c\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u88fd\u9020\u306e\u4e00\u8cab\u6027\u3082\u91cd\u8981\u3067\u3059\u3002.<\/p>\n

ECM\u9078\u5b9a\u306b\u304a\u3051\u308b\u4e3b\u306a\u8003\u616e\u4e8b\u9805<\/h2>\n

\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u642d\u8f09\u578b\u97f3\u97ff\u8b66\u5831\u30bb\u30f3\u30b5\u30fc\u306b\u3064\u3044\u3066\u306f\u3001OEM\u30e1\u30fc\u30ab\u30fc\u306f\u4ee5\u4e0b\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u7dcf\u5408\u7684\u306b\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \n
  • \u30bb\u30f3\u30b5\u30fc\u56de\u8def\u5168\u4f53\u304a\u3088\u3073\u8a2d\u7f6e\u306b\u304a\u3051\u308bEMI\u9069\u5408\u6027<\/li>\n
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    Railway platforms are demanding environments for electronic monitoring equipment. Lighting systems, power equipment, communication systems, and other electrical infrastructure can create electromagnetic interference, while outdoor or semi-open platforms may experience significant temperature and humidity changes. For platform-mounted acoustic alert sensors, the microphone capsule needs to provide a stable input for detecting relevant sound events over extended operating periods. Unlike passenger-facing audio equipment, these sensors may be designed to monitor sudden abnormal sounds and activity within the voice frequency range rather than reproduce audio for listening. Managing Electromagnetic Interference Electromagnetic interference is an important consideration when integrating microphones into railway platform monitoring equipment. Nearby electrical systems and switching devices can introduce […]<\/p>\n","protected":false},"author":1,"featured_media":4456,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-insights"],"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/4454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/comments?post=4454"}],"version-history":[{"count":1,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/4454\/revisions"}],"predecessor-version":[{"id":4457,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/posts\/4454\/revisions\/4457"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media\/4456"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/media?parent=4454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/categories?post=4454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/ja\/wp-json\/wp\/v2\/tags?post=4454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}