{"id":1343,"date":"2021-11-24T00:00:00","date_gmt":"2021-11-24T00:00:00","guid":{"rendered":"urn:uuid:09acb29a-8235-4f96-8a06-7f3a8d4729f0"},"modified":"2021-11-24T00:00:00","modified_gmt":"2021-11-24T00:00:00","slug":"chao-yin-bo-niyoruqu-dong-yuan-ge-suhika","status":"publish","type":"post","link":"https:\/\/www.sekaiken.com\/?p=1343","title":{"rendered":"\u8d85\u97f3\u6ce2\u306b\u3088\u308b\u99c6\u52d5\u3001\u9060\u9694\u30b9\u30d4\u30fc\u30ab\u30fc"},"content":{"rendered":"<p>\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u591a\u6570\u4f7f\u3063\u3066\u97f3\u6ce2\u306e\u6ce2\u9762\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7a7a\u6c17\u4e2d\u306b\u5727\u529b\u306e\u5834\u3092\u4f5c\u3063\u3066\u3001\u7269\u4f53\u306b\u529b\u3092\u53ca\u307c\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e0b\u8a18\u306f\u9762\u767d\u3044\u52d5\u753b\u3067\u3059\u3002<br \/>\n<iframe loading=\"lazy\" title=\"A tactile 3D display, created with sound\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/jOnxr9Ez_Kc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><br \/>\n\u4e0a\u8a18\u306e\u6700\u5f8c\u306e\u65b9\u306b\u51fa\u3066\u304d\u305f\u8d85\u97f3\u6ce2\u306e\u5e72\u6e09\u3067\u5dee\u5468\u6ce2\u3092\u4f5c\u308a\u3001\u4f55\u3082\u306a\u3044\u7a7a\u4e2d\u304b\u3089\u97f3\u3092\u51fa\u3059\u6280\u8853\u306f parametric speaker \u3068\u547c\u3070\u308c\u3066\u5b9f\u7528\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e0b\u8a18\u306f\u30a4\u30bf\u30ea\u30a2\u8a9e\u3067\u3059\u304c\u3001\u30aa\u30b7\u30ed\u6e2c\u5b9a\u3082\u51fa\u3057\u3066\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u3067\u3059\uff085\u5206\u304f\u3089\u3044\u306b200200\u00f7220000\u3068\u3044\u3046\u306e\u304c\u51fa\u3066\u304d\u307e\u3059\u304c\u3001\u6211\u3005\u306a\u3089\u300c\uff5e\u300d\u3068\u66f8\u304f\u3068\u3053\u308d\u3067\u3057\u3087\u3046\u306d\u3002200000Hz\u3092\u642c\u9001\u6ce2\u3068\u3057\u3066FM\u5909\u8abf\u3057\u3001\u5dee\u5468\u6ce2\u3092\u3068\u3063\u3066\u5fa9\u8abf\u3057\u307e\u3059\uff09\u3002<br \/>\n<iframe loading=\"lazy\" title=\"0466: Ultrasonic Parametric Speaker con Amplificatore in classe D\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/UkuWASHOmHM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><br \/>\n\u3053\u306e\u3088\u3046\u306a\u6280\u8853\u306f\u73fe\u5728\u3001\u4e16\u754c\u4e2d\u3067\u7814\u7a76\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5c0f\u3055\u304f\u3066\u5f37\u529b\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u591a\u6570\u4f5c\u308b\u6280\u8853\u3001\u97f3\u6ce2\u3092\u51fa\u3059\u591a\u6570\u306e\u96fb\u5b50\u56de\u8def\u304c\u91cd\u8981\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002MEMS\u3068\u306e\u9023\u643a\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u304c\u3001\u7a7a\u6c17\u4e2d\u3067\u306f\u6ce2\u9577\u304c\u9577\u3044\u3053\u3068\u304b\u3089\u3001\u52d5\u753b\u306b\u3042\u308b\u3088\u3046\u306bmm\uff5ecm\u30b9\u30b1\u30fc\u30eb\u3067\u5341\u5206\u3067\u3001MEMS\u306e\u5fdc\u7528\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u306f\u97f3\u901f\u304c\u901f\u304f\u6ce2\u9577\u304c\u77ed\u3044\u6db2\u4f53\u3084\u56fa\u4f53\u3001\u3059\u306a\u308f\u3061\u5148\u9031\u306e\u8d85\u97f3\u6ce2\u64ae\u50cf\u88c5\u7f6e\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>frequency modulation \u5468\u6ce2\u6570\u5909\u8abf\u3000FM<br \/>\namplitude modulation \u632f\u5e45\u5909\u8abf AM<br \/>\n\u203b\u6700\u8fd1\u306f\u96fb\u6ce2\u306e\u5468\u6ce2\u6570\u3092\u6709\u52b9\u306b\u4f7f\u3046\u305f\u3081\u306b\u3001\u96fb\u6ce2\u3067\u306fFM\u3084AM\u3088\u308a\u3082\u305a\u3063\u3068\u8907\u96d1\u306a\u5909\u8abf\u304c\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u8907\u96d1\u3067\u3059\u304c\u9762\u767d\u3044\u306e\u3067\u3001\u3044\u305a\u308c\u89e3\u8aac\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>https:\/\/www.soundlazer.com\/what-is-a-parametric-speaker\/ \u3000\u3000\u3000\u304b\u3089<br \/>\naudible sound \u53ef\u8074\u97f3\u3000\u300c\u30aa\u30fc\u300d\u30c7\u30a3\u30d6\u308b<br \/>\nloudspeaker \u300c\u3089\u300d\u30a6\u30c9\u30b9\u30d4\u30fc\u30ab\u30fc\u3000\u62e1\u58f0\u5668\u3001\u30b9\u30d4\u30fc\u30ab\u30fc<br \/>\ntraditional loudspeaker system \u4f1d\u7d71\u7684\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u30b7\u30b9\u30c6\u30e0\u3000\u30c8\u30e9\u300c\u30c7\u30a3\u300d\u30b7\u30e7\u30ca\u30eb<br \/>\nhow sound propagates through air \u97f3\u304c\u7a7a\u6c17\u4e2d\u3092\u3069\u306e\u3088\u3046\u306b\u4f1d\u642c\u3059\u308b\u304b\u3000\u30d7\u300c\u30ed\u300d\u30d1\u30b2\u30a4\u30c8\u3000\u4f1d\u642c\u3059\u308b<br \/>\nPatrons and store clerks that would normally be distracted by the same message repeating over and over&hellip;<br \/>\npatron \u300c\u30da\u30a4\u300d\u30c8\u30ed\u30f3\u3000\u30d1\u30c8\u30ed\u30f3\u3001\u304a\u5f97\u610f\u3055\u3093\u306e\u5ba2<br \/>\nstore clerk \u3000\u5e97\u54e1\u3000\u30af\u3089\u30fc\u30af<br \/>\nbe distracted  \u6c17\u304c\u6563\u308b\u3001\u60a9\u3080\u3000\u30c7\u30a3\u30b9\u30c8\u300c\u30e9\u300d\u30af\u30c8<br \/>\npatron saint \u5b88\u8b77\u8056\u4eba<br \/>\nParametric speakers combined with high decibel sirens have been used to deter robberies and other criminal activities.\u3000<br \/>\ndecibel \u30c7\u30b7\u30d9\u30eb dB\u3000\u97f3\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306elog10\u306e10\u500d\uff08\u30a8\u30cd\u30eb\u30ae\u30fc\u304c1\u6841\u5927\u304d\u304f\u306a\u308b\u306810\u30c7\u30b7\u30d9\u30eb\u5897\u3048\u308b\uff09\u3002 \u901a\u5e38\u306e\u4f1a\u8a71\u304c60dB\u3002\u3000120dB\u3067\u822a\u7a7a\u6a5f\u306e\u30a8\u30f3\u30b8\u30f3\u97f3\u3002<br \/>\nsiren \u30b5\u30a4\u30ec\u30f3<br \/>\ndeter \u304a\u3058\u3051\u3065\u304b\u305b\u308b\u3001\u3072\u308b\u307e\u305b\u308b\u3001\u963b\u6b62\u3059\u308b\u3000\u30c7\u300c\u30bf\u30fc\u300d<br \/>\nrobberies \u6ce5\u68d2<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u591a\u6570\u4f7f\u3063\u3066\u97f3\u6ce2\u306e\u6ce2\u9762\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7a7a\u6c17\u4e2d\u306b\u5727\u529b\u306e\u5834\u3092\u4f5c\u3063\u3066\u3001\u7269\u4f53\u306b\u529b\u3092\u53ca\u307c\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e0b\u8a18\u306f\u9762\u767d\u3044\u52d5\u753b\u3067\u3059\u3002 \u4e0a\u8a18\u306e\u6700\u5f8c\u306e\u65b9\u306b\u51fa\u3066\u304d\u305f\u8d85\u97f3\u6ce2\u306e\u5e72\u6e09\u3067\u5dee\u5468\u6ce2\u3092\u4f5c\u308a\u3001\u4f55\u3082\u306a\u3044\u7a7a\u4e2d\u304b\u3089\u97f3\u3092\u51fa\u3059\u6280\u8853\u306f parametric speaker \u3068\u547c\u3070\u308c\u3066\u5b9f\u7528\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e0b\u8a18\u306f\u30a4\u30bf\u30ea\u30a2\u8a9e\u3067\u3059\u304c\u3001\u30aa\u30b7\u30ed\u6e2c\u5b9a\u3082\u51fa\u3057\u3066\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u3067\u3059\uff085\u5206\u304f\u3089\u3044\u306b200200\u00f7220000\u3068\u3044\u3046\u306e\u304c\u51fa\u3066\u304d\u307e\u3059\u304c\u3001\u6211\u3005\u306a\u3089\u300c\uff5e\u300d\u3068\u66f8\u304f\u3068\u3053\u308d\u3067\u3057\u3087\u3046\u306d\u3002200000Hz\u3092\u642c\u9001\u6ce2\u3068\u3057\u3066FM\u5909\u8abf\u3057\u3001\u5dee\u5468\u6ce2\u3092\u3068\u3063\u3066\u5fa9\u8abf\u3057\u307e\u3059\uff09\u3002 \u3053\u306e\u3088\u3046\u306a\u6280\u8853\u306f\u73fe\u5728\u3001\u4e16\u754c\u4e2d\u3067\u7814\u7a76\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5c0f\u3055\u304f\u3066\u5f37\u529b\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u591a&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42],"tags":[5],"class_list":["post-1343","post","type-post","status-publish","format-standard","hentry","category-tech","tag-tech"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1343","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1343"}],"version-history":[{"count":0,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1343\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}