{"id":9410,"date":"2026-03-22T12:52:54","date_gmt":"2026-03-22T12:52:54","guid":{"rendered":"https:\/\/www.zehsm.com\/?p=9410"},"modified":"2026-03-22T12:52:54","modified_gmt":"2026-03-22T12:52:54","slug":"%e5%b0%8f%e5%9e%8b%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%81%ae%e9%9f%b3%e9%9f%bf%e8%a8%ad%e8%a8%88%e5%8e%9f%e5%89%87","status":"publish","type":"post","link":"https:\/\/www.zehsm.com\/ja\/small-speaker-acoustic-design-principles\/","title":{"rendered":"\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u97f3\u97ff\u8a2d\u8a08\u539f\u5247"},"content":{"rendered":"

\u307e\u3059\u307e\u3059\u5c0f\u578b\u5316\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u9ad8\u5fe0\u5b9f\u5ea6\u30aa\u30fc\u30c7\u30a3\u30aa\u3092\u8ffd\u6c42\u3059\u308b\u3053\u3068\u306f\u3001\u97f3\u97ff\u5de5\u5b66\u306b\u304a\u3051\u308b\u6700\u3082\u9b45\u529b\u7684\u306a\u8ab2\u984c\u306e\u4e00\u3064\u3067\u3059\u3002\u6d17\u7df4\u3055\u308c\u305f\u30b5\u30a6\u30f3\u30c9\u30d0\u30fc\u3084\u30dd\u30fc\u30bf\u30d6\u30ebBluetooth\u30b9\u30d4\u30fc\u30ab\u30fc\u304b\u3089\u3001\u6ca1\u5165\u611f\u306e\u3042\u308b\u5b8c\u5168\u30ef\u30a4\u30e4\u30ec\u30b9\u30a4\u30e4\u30db\u30f3\u3084\u30b9\u30de\u30fc\u30c8\u30db\u30fc\u30e0\u30c7\u30d0\u30a4\u30b9\u306b\u81f3\u308b\u307e\u3067\u3001\u6d88\u8cbb\u8005\u306f\u30b3\u30fc\u30d2\u30fc\u30de\u30b0\u3088\u308a\u3082\u5c0f\u3055\u3044\u7b50\u4f53\u304b\u3089\u8c4a\u304b\u3067\u30d5\u30eb\u30ec\u30f3\u30b8\u306e\u30b5\u30a6\u30f3\u30c9\u3092\u6c42\u3081\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u304b\u3089\u5353\u8d8a\u3057\u305f\u6027\u80fd\u3092\u5f15\u304d\u51fa\u3059\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u57fa\u672c\u7684\u306a\u97f3\u97ff\u8a2d\u8a08\u539f\u5247\u306b\u3064\u3044\u3066\u6398\u308a\u4e0b\u3052\u3001\u4e0d\u5909\u306e\u7269\u7406\u6cd5\u5247\u3068\u6700\u5148\u7aef\u306e\u9769\u65b0\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8003\u5bdf\u3057\u307e\u3059\u3002.<\/p>\n

\"8\u30a4\u30f3\u30c1\u30ab\u30fc\u30b9\u30d4\u30fc\u30ab\u30fc<\/p>\n

1. \u6838\u5fc3\u7684\u306a\u8ab2\u984c\uff1a\u5c0f\u578b\u5316\u306e\u7269\u7406<\/h2>\n

\"5.0\u30a4\u30f3\u30c1\u30b9\u30d4\u30fc\u30ab\u30fc<\/p>\n

\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u8a2d\u8a08\u306e\u6838\u5fc3\u306b\u306f\u3001\u7269\u7406\u6cd5\u5247\u3068\u306e\u6839\u672c\u7684\u306a\u6226\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u4e3b\u8981\u306a\u6027\u80fd\u30d1\u30e9\u30e1\u30fc\u30bf\u2014\u4f4e\u57df\u518d\u751f\u80fd\u529b\u3001\u52b9\u7387\u3001\u6700\u5927\u51fa\u529b\u30ec\u30d9\u30eb\u2014\u306f\u3001\u305d\u306e\u653e\u5c04\u9762\uff08\u30c9\u30e9\u30a4\u30d0\u30fc\uff09\u306e\u30b5\u30a4\u30ba\u3068\u7b50\u4f53\u306e\u5bb9\u7a4d\u306b\u672c\u8cea\u7684\u306b\u7d50\u3073\u3064\u3044\u3066\u3044\u307e\u3059\u3002. \u30c6\u30a3\u30fc\u30ec\u30fb\u30b9\u30e2\u30fc\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong>, \u306f\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u96fb\u6c17\u7684\u304a\u3088\u3073\u6a5f\u68b0\u7684\u7279\u6027\u3092\u5b9a\u7fa9\u3059\u308b\u4e00\u9023\u306e\u4ed5\u69d8\u3067\u3042\u308a\u3001\u8a2d\u8a08\u8005\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u898f\u7bc4\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n

\"3.5\u30a4\u30f3\u30c1\u30d5\u30eb\u30ec\u30f3\u30b8\u30b9\u30d4\u30fc\u30ab\u30fc<\/p>\n

\u4e3b\u8981\u306a\u5236\u7d04\u306f \u8cea\u91cf\u5247<\/strong>, \u3067\u3042\u308a\u3001\u3053\u308c\u306f\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u4f4e\u57df\u51fa\u529b\u304c\u3001\u305d\u308c\u304c\u5909\u4f4d\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u7a7a\u6c17\u306e\u4f53\u7a4d\u306b\u6bd4\u4f8b\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u5909\u4f4d\u306f\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u6709\u52b9\u30d4\u30b9\u30c8\u30f3\u9762\u7a4d\uff08Sd\uff09\u3068\u305d\u306e\u30ea\u30cb\u30a2\u30a8\u30af\u30b9\u30ab\u30fc\u30b7\u30e7\u30f3\uff08Xmax\uff09\u306e\u7a4d\u3067\u3059\u3002\u5c0f\u578b\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u9762\u7a4d\u304c\u5c0f\u3055\u3044\u305f\u3081\u3001\u5927\u578b\u30a6\u30fc\u30d5\u30a1\u30fc\u3068\u540c\u3058\u7a7a\u6c17\u91cf\u3092\u52d5\u304b\u3059\u306b\u306f\u3001\u306f\u308b\u304b\u306b\u5927\u304d\u304f\u524d\u5f8c\u904b\u52d5\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306b\u306f\u3001\u5c0f\u3055\u306a\u8a2d\u7f6e\u9762\u7a4d\u306e\u4e2d\u3067\u3001\u9577\u30b9\u30c8\u30ed\u30fc\u30af\u306e\u632f\u52d5\u677f\u3092\u5236\u5fa1\u3057\u306a\u304c\u3089\u5927\u304d\u306a\u529b\u3092\u767a\u751f\u3067\u304d\u308b\u30e2\u30fc\u30bf\u30fc\u69cb\u9020\uff08\u30de\u30b0\u30cd\u30c3\u30c8\u3068\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n

\u3055\u3089\u306b\u3001\u7b50\u4f53\u5bb9\u7a4d\u304c\u5c0f\u3055\u304f\u306a\u308b\u306b\u3064\u308c\u3066\u3001\u5185\u90e8\u306e\u7a7a\u6c17\u30d0\u30cd\u306f\u3088\u308a\u786c\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30b7\u30b9\u30c6\u30e0\u306e\u5171\u632f\u5468\u6ce2\u6570\uff08Fs\uff09\u304c\u4e0a\u6607\u3057\u3001\u4f4e\u97f3\u518d\u751f\u304c\u672c\u8cea\u7684\u306b\u5236\u9650\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u8ab2\u984c\u306f3\u3064\u3042\u308a\u307e\u3059\uff1a\u9ad8\u5909\u4f4d\u306e\u305f\u3081\u306e\u30e2\u30fc\u30bf\u30fc\u8a2d\u8a08\u3001\u5c0f\u578b\u5316\u306e\u6a5f\u68b0\u7684\u304a\u3088\u3073\u71b1\u7684\u9650\u754c\u306e\u7ba1\u7406\u3001\u305d\u3057\u3066\u56fa\u6709\u306e\u7269\u7406\u7684\u6b20\u70b9\u3092\u514b\u670d\u3059\u308b\u305f\u3081\u306e\u9ad8\u5ea6\u306a\u4fe1\u53f7\u51e6\u7406\u306e\u63a1\u7528\u3067\u3059\u3002 Class-D\u5897\u5e45<\/strong> \u3068\u9ad8\u5ea6\u306a DSP\uff08\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u51e6\u7406\uff09<\/strong> \u306e\u53f0\u982d\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3042\u308a\u3001\u52b9\u7387\u7684\u3067\u767a\u71b1\u306e\u5c11\u306a\u3044\u96fb\u529b\u3068\u3001\u30a2\u30ca\u30ed\u30b0\u5358\u72ec\u3067\u306f\u4e0d\u53ef\u80fd\u306a\u65b9\u6cd5\u3067\u5fdc\u7b54\u66f2\u7dda\u3092\u8abf\u6574\u3059\u308b\u80fd\u529b\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

2. \u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u30e2\u30fc\u30bf\u30fc\u69cb\u9020\u306e\u9769\u65b0<\/h2>\n

\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u5fc3\u81d3\u90e8\u3067\u3059\u3002\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c1\u7acb\u65b9\u30df\u30ea\u30e1\u30fc\u30c8\u30eb\u3042\u305f\u308a\u306e\u6700\u5927\u6027\u80fd\u3092\u76ee\u6307\u3057\u3066\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n

    \n
  • \u632f\u52d5\u677f\u6750\u6599\uff1a<\/strong> \u73fe\u4ee3\u306e\u6750\u6599\u79d1\u5b66\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u5f93\u6765\u306e\u7d19\u30d1\u30eb\u30d7\u306f\u3001\u8907\u5408\u6750\u6599\u3001\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u305f\u5e03\u5730\u3001\u305d\u3057\u3066\u9ad8\u5ea6\u306a\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u3067\u3042\u308b \u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3<\/strong> \u305d\u3057\u3066 PET<\/strong>. \u306b\u53d6\u3063\u3066\u4ee3\u308f\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u30cf\u30a4\u30a8\u30f3\u30c9\u306e\u30de\u30a4\u30af\u30ed\u30c9\u30e9\u30a4\u30d0\u30fc\u3067\u306f\u3001\u8efd\u91cf\u6027\uff08\u9ad8\u52b9\u7387\u3068\u9ad8\u901f\u904e\u6e21\u5fdc\u7b54\u306e\u305f\u3081\uff09\u3068\u525b\u6027\uff08\u9ad8\u5468\u6ce2\u3067\u306e\u5206\u5272\u632f\u52d5\u6b6a\u307f\u3092\u9632\u3050\u305f\u3081\uff09\u306e\u7406\u60f3\u7684\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001 \u30db\u30a6\u7d20\u5f37\u5316\u30c1\u30bf\u30f3<\/strong> \u307e\u305f\u306f \u30a2\u30e2\u30eb\u30d5\u30a1\u30b9\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u30b3\u30fc\u30c8\u632f\u52d5\u677f<\/strong> \u304c\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/li>\n
  • \u30e2\u30fc\u30bf\u30fc\u30b7\u30b9\u30c6\u30e0\uff1a<\/strong> \u76ee\u6a19\u306f\u3001\u6700\u5c0f\u9650\u306e\u30b9\u30da\u30fc\u30b9\u3067\u6700\u5927\u306e\u78c1\u675f\u3092\u5f97\u308b\u3053\u3068\u3067\u3059\u3002\u30d5\u30a7\u30e9\u30a4\u30c8\u30de\u30b0\u30cd\u30c3\u30c8\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\u3001 \u30cd\u30aa\u30b8\u30e0\u78c1\u77f3<\/strong> \u30cd\u30aa\u30b8\u30e0\u30de\u30b0\u30cd\u30c3\u30c8 \u306f\u3001\u305d\u306e\u5353\u8d8a\u3057\u305f\u5f37\u5ea6\u5bfe\u30b5\u30a4\u30ba\u6bd4\u306b\u3088\u308a\u3001\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u304a\u3051\u308b\u30b4\u30fc\u30eb\u30c9\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3067\u3059\u3002<\/strong> \u305d\u3057\u3066 \u30a2\u30f3\u30c0\u30fc\u30cf\u30f3\u30b0<\/strong> \u30aa\u30fc\u30d0\u30fc\u30cf\u30f3\u30b0.<\/li>\n
  • \u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u8a2d\u8a08\u3068\u3001\u6709\u9650\u8981\u7d20\u6cd5\uff08FEA\uff09\u30e2\u30c7\u30ea\u30f3\u30b0\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u9769\u65b0\u306b\u3088\u308a\u3001\u78c1\u5834\u306e\u76f4\u7dda\u6027\u304c\u6700\u9069\u5316\u3055\u308c\u3001\u7279\u306b\u9ad8\u30a8\u30af\u30b9\u30ab\u30fc\u30b7\u30e7\u30f3\u6642\u306e\u6b6a\u307f\u304c\u4f4e\u6e1b\u3055\u308c\u307e\u3059\u3002<\/strong> \u30b5\u30b9\u30da\u30f3\u30b7\u30e7\u30f3\u3068\u5b89\u5b9a\u6027\uff1a \u30a8\u30c3\u30b8\uff08\u5916\u5074\u30b5\u30b9\u30da\u30f3\u30b7\u30e7\u30f3\uff09\u3068\u30b9\u30d1\u30a4\u30c0\u30fc\uff08\u5185\u5074\u30b5\u30b9\u30da\u30f3\u30b7\u30e7\u30f3\uff09\u306f\u3001\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u306e\u5b8c\u5168\u306a\u4e2d\u5fc3\u5408\u308f\u305b\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u9577\u304f\u76f4\u7dda\u7684\u306a\u52d5\u304d\u3092\u53ef\u80fd\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/strong> \u305d\u3057\u3066 \u30de\u30eb\u30c1\u30ed\u30fc\u30eb\u30a8\u30c3\u30b8<\/strong> \u30ec\u30fc\u30b6\u30fc\u30ab\u30c3\u30c8\u3055\u308c\u305f\u4e0d\u7e54\u5e03\u30b9\u30d1\u30a4\u30c0\u30fc\u7d20\u6750.<\/li>\n<\/ul>\n

    \u306e\u305f\u3081\u306e\u65b0\u3057\u3044\u88fd\u9020\u6280\u8853\u306f\u3001\u5fa9\u5143\u529b\u306e\u7cbe\u5bc6\u306a\u5236\u5fa1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/em>
    \n| \u6750\u6599<\/strong> | \u4e3b\u306a\u7279\u6027<\/strong> | \u88681\uff1a\u4e00\u822c\u7684\u306a\u5c0f\u578b\u30c9\u30e9\u30a4\u30d0\u30fc\u632f\u52d5\u677f\u6750\u6599\u306e\u6bd4\u8f03<\/strong> |
    \n| :\u2014 | :\u2014 | :\u2014 |
    \n| \u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3<\/strong> \u4e00\u822c\u7684\u306a\u4f7f\u7528\u4f8b
    \n| \u30a2\u30eb\u30df\u30cb\u30a6\u30e0\/\u30de\u30b0\u30cd\u30b7\u30a6\u30e0<\/strong> | \u826f\u597d\u306a\u30c0\u30f3\u30d4\u30f3\u30b0\u3001\u4f4e\u30b3\u30b9\u30c8\u3001\u8efd\u91cf | \u30dd\u30fc\u30bf\u30d6\u30eb\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u30df\u30c3\u30c9\u30ec\u30f3\u30b8\u30c9\u30e9\u30a4\u30d0\u30fc |
    \n| | \u8efd\u91cf\u3001\u9ad8\u525b\u6027\u3001\u660e\u308b\u3044\u97f3\u8272\u7279\u6027 | \u9ad8\u7d1a\u30a4\u30e4\u30db\u30f3\u306e\u30c4\u30a4\u30fc\u30bf\u30fc\u3001\u30d5\u30eb\u30ec\u30f3\u30b8\u30c9\u30e9\u30a4\u30d0\u30fc |<\/strong> \u30c1\u30bf\u30f3\u8907\u5408\u6750\u6599
    \n| \u30d0\u30a4\u30aa\u30bb\u30eb\u30ed\u30fc\u30b9<\/strong> | \u975e\u5e38\u306b\u9ad8\u3044\u525b\u6027\u3001\u4f4e\u8cea\u91cf\u3001\u512a\u308c\u305f\u30c7\u30a3\u30c6\u30fc\u30eb | \u9ad8\u6027\u80fd\u30de\u30a4\u30af\u30ed\u30c9\u30e9\u30a4\u30d0\u30fc |
    \n| | \u5353\u8d8a\u3057\u305f\u5185\u90e8\u30c0\u30f3\u30d4\u30f3\u30b0\u3001\u81ea\u7136\u306a\u97f3 | \u9ad8\u5fe0\u5b9f\u5ea6\u30df\u30cb\u30c1\u30e5\u30a2\u30c9\u30e9\u30a4\u30d0\u30fc |<\/strong> LCP\uff08\u6db2\u6676\u30dd\u30ea\u30de\u30fc\uff09<\/p>\n

    | \u9ad8\u3044\u525b\u6027\u5bfe\u91cd\u91cf\u6bd4\u3001\u5236\u5fa1\u3055\u308c\u305f\u5206\u5272\u632f\u52d5 | \u5148\u9032\u7684\u306a\u30d8\u30c3\u30c9\u30db\u30f3\u304a\u3088\u3073\u8d85\u5c0f\u578b\u30c9\u30e9\u30a4\u30d0\u30fc |<\/h2>\n

    3. \u7b50\u4f53\u8a2d\u8a08\u3068\u97f3\u97ff\u8ca0\u8377.<\/p>\n

      \n
    • \u5bc6\u9589\u578b\uff08\u30a2\u30b3\u30fc\u30b9\u30c6\u30a3\u30c3\u30af\u30b5\u30b9\u30da\u30f3\u30b7\u30e7\u30f3\uff09\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\uff1a<\/strong> \u7b50\u4f53\u306f\u5358\u306a\u308b\u5916\u88c5\u30b1\u30fc\u30b9\u3067\u306f\u306a\u304f\u3001\u80fd\u52d5\u7684\u306a\u97f3\u97ff\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u304a\u3044\u3066\u3001\u7b50\u4f53\u30bf\u30a4\u30d7\u306e\u9078\u629e\u306f\u3001\u30b5\u30a4\u30ba\u3001\u4f4e\u97f3\u518d\u751f\u3001\u52b9\u7387\u306e\u9593\u306e\u91cd\u8981\u306a\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3068\u306a\u308a\u307e\u3059\u3002.<\/li>\n
    • \u5bc6\u9589\u578b\uff08\u30b7\u30fc\u30eb\u30c9\uff09\u7b50\u4f53\uff1a<\/strong> \u6700\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u8a2d\u8a08\u3067\u3059\u3002\u5185\u90e8\u306e\u7a7a\u6c17\u304c\u30d0\u30cd\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u5171\u632f\u4ee5\u4e0b\u306e\u5468\u6ce2\u6570\u3067\u6ed1\u3089\u304b\u306a2\u6b21\u30ed\u30fc\u30eb\u30aa\u30d5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4f4e\u97f3\u306e\u52b9\u7387\u306f\u6700\u3082\u9ad8\u304f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u5bc6\u9589\u578b\u8a2d\u8a08\u306f\u3001\u30bf\u30a4\u30c8\u3067\u6b63\u78ba\u306a\u904e\u6e21\u5fdc\u7b54\u3068\u5c0f\u578b\u30b5\u30a4\u30ba\u304c\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b8c\u5168\u30ef\u30a4\u30e4\u30ec\u30b9\u30a4\u30e4\u30db\u30f3\u3084\u591a\u304f\u306e\u30df\u30cbBluetooth\u30b9\u30d4\u30fc\u30ab\u30fc\u3067\u666e\u53ca\u3057\u3066\u3044\u307e\u3059\u3002. \u30d0\u30b9\u30ec\u30d5\uff08\u30dd\u30fc\u30c8\u4ed8\u304d\uff09\u7b50\u4f53\uff1a<\/strong> \u30dd\u30fc\u30c8\u307e\u305f\u306f\u30d1\u30c3\u30b7\u30d6\u30e9\u30b8\u30a8\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u4f4e\u57df\u51fa\u529b\u3092\u62e1\u5f35\u3057\u307e\u3059\u3002\u30dd\u30fc\u30c8\u8cea\u91cf\u3068\u7b50\u4f53\u5bb9\u7a4d\u306b\u3088\u308b\u30d8\u30eb\u30e0\u30db\u30eb\u30c4\u5171\u9cf4\u304c\u8abf\u6574\u3055\u308c\u305f\u51fa\u529b\u3092\u751f\u307f\u51fa\u3057\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u5468\u6ce2\u6570\u4ed8\u8fd1\u30673\uff5e5dB\u306e\u51fa\u529b\u5897\u52a0\u3092\u52a0\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6240\u5b9a\u306e\u7b50\u4f53\u5bb9\u7a4d\u304b\u3089\u3088\u308a\u6df1\u304f\u77e5\u899a\u3055\u308c\u308b\u4f4e\u97f3\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/li>\n
    • \u30d1\u30c3\u30b7\u30d6\u30e9\u30b8\u30a8\u30fc\u30bf\u30fc<\/strong> \u3053\u308c\u306f\u30d7\u30ec\u30df\u30a2\u30e0\u30b3\u30f3\u30d1\u30af\u30c8\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u7279\u5fb4\u3068\u306a\u3063\u3066\u3044\u308b\u30021\u3064\u4ee5\u4e0a\u306e\u30d1\u30c3\u30b7\u30d6\u30e9\u30b8\u30a8\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u8a2d\u8a08\u8005\u306f\u30c9\u30e9\u30a4\u30d0\u30fc\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u898b\u304b\u3051\u4e0a\u306e\u5909\u4f4d\u9762\u7a4d\u3092\u52b9\u679c\u7684\u306b\u5897\u52a0\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u73fe\u4ee3\u306e\u5b9f\u88c5\u3067\u306f\u3001 \u30c7\u30e5\u30a2\u30eb\u5bfe\u5411\u578b\u30d1\u30c3\u30b7\u30d6\u30e9\u30b8\u30a8\u30fc\u30bf\u30fc<\/strong> \u3092\u63a1\u7528\u3057\u3066\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u306e\u632f\u52d5\u3092\u6253\u3061\u6d88\u3057\u3001\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u7740\u8272\u3092\u6291\u3048\u3064\u3064\u3001\u3088\u308a\u9ad8\u3044\u51fa\u529b\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u3002.<\/li>\n
    • \u97f3\u97ff\u8ff7\u8def\u3068\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u30e9\u30a4\u30f3\uff1a<\/strong> \u30b5\u30a4\u30ba\u5236\u7d04\u306e\u305f\u3081\u3001\u771f\u306b\u5c0f\u578b\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u3067\u306f\u7a00\u3067\u3042\u308b\u304c\u3001\u5f8c\u65b9\u6ce2\u3092\u7ba1\u7406\u3057\u3001\u97f3\u3092\u7740\u8272\u3059\u308b\u5185\u90e8\u5b9a\u5728\u6ce2\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u306b\u3001\u9ad8\u5ea6\u306a\u5185\u90e8\u30c0\u30af\u30c8\u8a2d\u8a08\u3068\u97f3\u97ff\u30c0\u30f3\u30d4\u30f3\u30b0\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002.<\/li>\n<\/ul>\n

      4. \u30c7\u30b8\u30bf\u30eb\u9769\u547d\uff1aDSP\u3001\u30a4\u30b3\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073\u97f3\u97ff\u5fc3\u7406\u5b66<\/h2>\n

      \u3053\u3053\u3067\u3001\u73fe\u4ee3\u306e\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u300c\u97f3\u97ff\u932c\u91d1\u8853\u300d\u306e\u6700\u5927\u306e\u5049\u696d\u3092\u6210\u3057\u9042\u3052\u308b\u3002\u201c \u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u51e6\u7406\uff08DSP\uff09<\/strong> \u306f\u3001\u7269\u7406\u7684\u5236\u9650\u3092\u88dc\u511f\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3002.<\/p>\n

        \n
      • \u4f4e\u97f3\u5f37\u5316\uff1a<\/strong> \u9ad8\u5ea6\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3001\u4f8b\u3048\u3070 \u30c0\u30a4\u30ca\u30df\u30c3\u30af\u4f4e\u97f3EQ<\/strong> \u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u5206\u6790\u3057\u3001\u9ad8\u8abf\u6ce2\u751f\u6210\u3084\u5fae\u5999\u306a\u30c0\u30a4\u30ca\u30df\u30c3\u30afEQ\u3092\u9069\u7528\u3057\u3066\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u7834\u58ca\u7684\u306a\u904e\u5270\u632f\u5e45\u306b\u8ffd\u3044\u8fbc\u3080\u3053\u3068\u306a\u304f\u3001\u3088\u308a\u6df1\u3044\u4f4e\u97f3\u306e\u77e5\u899a\u3092\u5275\u308a\u51fa\u3059\u3002Apple\u306eHomePod mini\u306b\u304a\u3051\u308b\u30b3\u30f3\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30ca\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u306f\u305d\u306e\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002.<\/li>\n
      • \u30c9\u30e9\u30a4\u30d0\u30fc\u4fdd\u8b77\u3068\u30ea\u30df\u30c3\u30bf\u30fc\uff1a<\/strong> \u71b1\u30e2\u30c7\u30eb\u3068\u632f\u5e45\u30e2\u30c7\u30eb\u304cDSP\u4e0a\u3067\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u5b9f\u884c\u3055\u308c\u308b\u3002\u30d7\u30ed\u30bb\u30c3\u30b5\u30fc\u304c\u30dc\u30a4\u30b9\u30b3\u30a4\u30eb\u306e\u904e\u71b1\u3084\u632f\u52d5\u677f\u306eXmax\u8d85\u904e\u3092\u4e88\u6e2c\u3057\u305f\u5834\u5408\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u7279\u5b9a\u306e\u5468\u6ce2\u6570\u3092\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306b\u5236\u9650\u3057\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30ea\u30b9\u30ca\u30fc\u306b\u306f\u6700\u5c0f\u9650\u306e\u53ef\u8074\u7bc4\u56f2\u3067\u884c\u308f\u308c\u308b\u3002.<\/li>\n
      • \u90e8\u5c4b\/\u74b0\u5883\u9069\u5fdc\uff1a<\/strong> \u5185\u8535\u30de\u30a4\u30af\u3092\u4f7f\u7528\u3057\u3066\u3001Sonos Era\u30b7\u30ea\u30fc\u30ba\u3084Bose Smart Soundbar 900\u306e\u3088\u3046\u306a\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u3001 \u81ea\u52d5\u30eb\u30fc\u30e0\u88dc\u6b63<\/strong>. \u3092\u5b9f\u884c\u3059\u308b\u3002\u90e8\u5c4b\u306e\u97f3\u97ff\u5fdc\u7b54\u3092\u6e2c\u5b9a\u3057\u3001\u88dc\u6b63\u7528EQ\u30ab\u30fc\u30d6\u3092\u9069\u7528\u3057\u3066\u3001\u4f4e\u97f3\u306e\u30cc\u30eb\u70b9\u3001\u30d4\u30fc\u30af\u3001\u305d\u306e\u4ed6\u306e\u30eb\u30fc\u30e0\u30e2\u30fc\u30c9\u6b6a\u307f\u306b\u5bfe\u6297\u3059\u308b\u3002.<\/li>\n
      • \u97f3\u97ff\u5fc3\u7406\u5b66\u7684\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\uff1a<\/strong> DSP\u306f\u3001\u5e02\u5834\u306e\u597d\u307f\u306b\u5408\u308f\u305b\u3066\u30b5\u30a6\u30f3\u30c9\u30b7\u30b0\u30cd\u30c1\u30e3\u30fc\u3092\u5f62\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30dc\u30fc\u30ab\u30eb\u57df\u306e\u660e\u77ad\u3055\u3092\u5f37\u8abf\u3057\u305f\u308a\u3001\u300c\u30b9\u30de\u30a4\u30eb\u30ab\u30fc\u30d6\u300d\uff08\u4f4e\u97f3\u3068\u9ad8\u97f3\u306e\u5f37\u8abf\uff09\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3059\u308b\u3002\u307e\u305f\u3001\u5358\u4e00\u306e\u30b3\u30f3\u30d1\u30af\u30c8\u30d0\u30fc\u304b\u3089 \u30d0\u30fc\u30c1\u30e3\u30eb\u30b5\u30e9\u30a6\u30f3\u30c9\u30b5\u30a6\u30f3\u30c9<\/strong> \u306e\u3088\u3046\u306a\u6a5f\u80fd\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002.<\/li>\n<\/ul>\n

        5. \u30b7\u30b9\u30c6\u30e0\u7d71\u5408\u3068\u5b66\u969b\u7684\u8a2d\u8a08<\/h2>\n

        \u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u306f\u5358\u306a\u308b\u97f3\u97ff\u30c7\u30d0\u30a4\u30b9\u3067\u306f\u306a\u304f\u3001\u76f8\u53cd\u3059\u308b\u512a\u5148\u4e8b\u9805\u304c\u5bc6\u63a5\u306b\u7d71\u5408\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308b\u3002.<\/p>\n

          \n
        • \u71b1\u7ba1\u7406\uff1a<\/strong> \u72ed\u3044\u30b9\u30da\u30fc\u30b9\u3067\u306e\u9ad8\u51fa\u529b\u306f\u71b1\u3092\u767a\u751f\u3055\u305b\u308b\u3002\u52b9\u7387\u7684\u306a\u30af\u30e9\u30b9D\u30a2\u30f3\u30d7\u3001\u30b7\u30e3\u30fc\u30b7\u3078\u306e\u6226\u7565\u7684\u306a\u30d2\u30fc\u30c8\u30b7\u30f3\u30af\u3001\u304a\u3088\u3073\u901a\u6c17\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u3084\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u306e\u554f\u984c\u3092\u9632\u3050\u305f\u3081\u306b\u91cd\u8981\u3067\u3042\u308b\u3002.<\/li>\n
        • \u30d0\u30c3\u30c6\u30ea\u30fc vs. \u96fb\u6e90\uff1a<\/strong> \u30dd\u30fc\u30bf\u30d6\u30eb\u8a2d\u8a08\u306f\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u5bb9\u91cf\u3068\u52b9\u7387\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3059\u308b\u3002\u30a2\u30f3\u30d7\u30c1\u30c3\u30d7\u306e\u9078\u629e\u304b\u3089DSP\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8907\u96d1\u3055\u306b\u81f3\u308b\u307e\u3067\u3001\u3059\u3079\u3066\u306e\u6c7a\u5b9a\u306f\u518d\u751f\u6642\u9593\u3078\u306e\u5f71\u97ff\u3068\u6bd4\u8f03\u8003\u91cf\u3055\u308c\u308b\u3002. Bluetooth\u30b3\u30fc\u30c7\u30c3\u30af\u306e\u52b9\u7387<\/strong> \uff08\u4f8b\uff1aLDAC vs. AAC vs. SBC\uff09\u3082\u96fb\u529b\u6d88\u8cbb\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002.<\/li>\n
        • \u5de5\u696d\u30c7\u30b6\u30a4\u30f3\u3068\u97f3\u97ff\uff1a<\/strong> \u305d\u306e\u5bfe\u7acb\u306f\u76f4\u63a5\u7684\u3067\u3042\u308b\uff1a\u30c7\u30b6\u30a4\u30ca\u30fc\u306f\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u30b0\u30ea\u30eb\u3001\u9632\u6c34\u6027\uff08IP67\uff09\u3001\u304a\u3088\u3073\u5370\u8c61\u7684\u306a\u7f8e\u89b3\u3092\u6c42\u3081\u308b\u3002\u97f3\u97ff\u6280\u8853\u8005\u306f\u3001\u97f3\u6ce2\u306e\u305f\u3081\u306e\u958b\u653e\u7684\u3067\u969c\u5bb3\u306e\u306a\u3044\u7d4c\u8def\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\u305d\u306e\u59a5\u5354\u70b9\u306f\u3001\u3057\u3070\u3057\u3070 \u97f3\u97ff\u7684\u306b\u900f\u660e\u3067\u3042\u308a\u306a\u304c\u3089\u8996\u899a\u7684\u306b\u30bd\u30ea\u30c3\u30c9\u306a\u5fae\u7d30\u5b54\u91d1\u5c5e\u307e\u305f\u306f\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u30b0\u30ea\u30eb<\/strong> \u3084\u3001 \u5185\u90e8\u5c0e\u6ce2\u7ba1\u30b8\u30aa\u30e1\u30c8\u30ea<\/strong> \u3092\u4f7f\u7528\u3057\u3066\u7269\u7406\u7684\u969c\u5bb3\u7269\u306e\u5468\u308a\u306b\u97f3\u3092\u5c0e\u304f\u3053\u3068\u306b\u3042\u308b\u3002.<\/li>\n<\/ul>\n

          2024\u5e74\u306e\u72b6\u6cc1\u306f\u3001 \u6a5f\u68b0\u5b66\u7fd2<\/strong> \u306eDSP\u3078\u306e\u5fdc\u7528\u306b\u3088\u308b\u3055\u3089\u306b\u30b9\u30de\u30fc\u30c8\u306a\u9069\u5fdc\u578b\u30aa\u30fc\u30c7\u30a3\u30aa\u3001\u65b0\u3057\u3044 \u30b0\u30e9\u30d5\u30a7\u30f3\u304a\u3088\u3073\u30ca\u30ce\u6750\u6599\u8907\u5408\u6750<\/strong> \u306b\u3088\u308b\u632f\u52d5\u677f\u3001\u305d\u3057\u3066 \u3084\u7a7a\u9593\u30aa\u30fc\u30c7\u30a3\u30aa<\/strong> \u5358\u4e00\u30dd\u30a4\u30f3\u30c8\u30bd\u30fc\u30b9\u304b\u3089\u306e\u6ca1\u5165\u578b\u4f53\u9a13\u306e\u305f\u3081\u306e\u51e6\u7406\u306e\u7d71\u5408\u306b\u3088\u3063\u3066\u5f62\u6210\u3055\u308c\u3066\u3044\u308b\u3002\u5c0f\u578b\u5316\u306e\u30c8\u30ec\u30f3\u30c9\u306f\u8870\u3048\u308b\u6c17\u914d\u304c\u306a\u304f\u3001\u97f3\u97ff\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u7269\u7406\u5b66\u3001\u6750\u6599\u79d1\u5b66\u3001\u30c7\u30b8\u30bf\u30eb\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u306e\u4ea4\u5dee\u70b9\u3067\u65b0\u305f\u306a\u89e3\u6c7a\u7b56\u3092\u7d99\u7d9a\u7684\u306b\u6a21\u7d22\u3059\u308b\u3053\u3068\u3092\u4f59\u5100\u306a\u304f\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n

          \n

          \u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u97f3\u97ff\u8a2d\u8a08\u306b\u95a2\u3059\u308b\u5c02\u9580\u5bb6Q&A<\/strong><\/h3>\n

          Q1: \u7d14\u7c8b\u306a\u7269\u7406\u5b66\u7684\u89b3\u70b9\u304b\u3089\u3001\u30cf\u30a4\u30d5\u30a1\u30a4\u3067\u30d5\u30eb\u30ec\u30f3\u30b8\u306e\u30b5\u30a6\u30f3\u30c9\u304c\u4e0d\u53ef\u80fd\u3068\u306a\u308b\u660e\u78ba\u306a\u300c\u30b5\u30a4\u30ba\u9650\u754c\u300d\u306f\u5b58\u5728\u3059\u308b\u306e\u304b\uff1f<\/strong>
          \nA:<\/strong> \u7d76\u5bfe\u7684\u306a\u300c\u58c1\u300d\u306f\u5b58\u5728\u3057\u306a\u3044\u304c\u3001\u6025\u6fc0\u306b\u53ce\u7a6b\u9013\u6e1b\u3059\u308b\u66f2\u7dda\u304c\u3042\u308b\u3002\u6839\u672c\u7684\u306a\u9650\u754c\u306f \u7a7a\u6c17\u5909\u4f4d<\/strong>. \u3067\u3042\u308b\u3002\u610f\u5473\u306e\u3042\u308b\u97f3\u5727\u30ec\u30d9\u30eb\uff08SPL\uff09\u3067\u771f\u306e\u30d5\u30eb\u30ec\u30f3\u30b8\u30b5\u30a6\u30f3\u30c9\uff0820Hz-20kHz\uff09\u3092\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3001\u4e00\u5b9a\u91cf\u306e\u7a7a\u6c17\u3092\u79fb\u52d5\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b\u300210-15mm\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u305f\u30a4\u30e4\u30db\u30f3\u3067\u306f\u3001\u5927\u898f\u6a21\u306aDSP\u5f37\u5316\u304c\u3042\u3063\u3066\u3082\u300170-80Hz\u4ee5\u4e0b\u306e\u30af\u30ea\u30fc\u30f3\u306a\u51fa\u529b\u3092\u751f\u6210\u3059\u308b\u306e\u306b\u82e6\u52b4\u3057\u3066\u3044\u308b\u3002\u672a\u6765\u306f\u7269\u7406\u5b66\u306b\u9006\u3089\u3046\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u3088\u308a\u512a\u308c\u305f\u97f3\u97ff\u5fc3\u7406\u5b66\u7684\u88dc\u511f\u3001\u305d\u3057\u3066\u304a\u305d\u3089\u304f\u5206\u6563\u578b\u30aa\u30fc\u30c7\u30a3\u30aa\u30b7\u30b9\u30c6\u30e0\uff08\u4f8b\uff1a\u8907\u6570\u306e\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u304c\u9023\u643a\u3057\u3066\u52d5\u4f5c\u3059\u308b\uff09\u306b\u3088\u308b\u30d5\u30eb\u30ec\u30f3\u30b8\u30b5\u30a6\u30f3\u30c9\u306e\u77e5\u899a\u751f\u6210\u306b\u3042\u308b\u3002.<\/p>\n

          Q2: \u30d7\u30ec\u30df\u30a2\u30e0\u30b3\u30f3\u30d1\u30af\u30c8\u30b9\u30d4\u30fc\u30ab\u30fc\u306b\u304a\u3044\u3066\u3001\u5f93\u6765\u306e\u30a2\u30ca\u30ed\u30b0\u30af\u30ed\u30b9\u30aa\u30fc\u30d0\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u5b8c\u5168\u30a2\u30af\u30c6\u30a3\u30d6DSP\u30d9\u30fc\u30b9\u306e\u30af\u30ed\u30b9\u30aa\u30fc\u30d0\u30fc\u3078\u306e\u79fb\u884c\u306f\u3069\u306e\u7a0b\u5ea6\u91cd\u8981\u304b\uff1f<\/strong>
          \nA:<\/strong> \u3053\u308c\u306f\u5909\u9769\u7684\u306a\u30b7\u30d5\u30c8\u3067\u3042\u308b\u30022023\u5e74\u306e\u30cf\u30a4\u30a8\u30f3\u30c9\u30dd\u30fc\u30bf\u30d6\u30eb\u30b9\u30d4\u30fc\u30ab\u30fc\u5e02\u5834\u306e\u5206\u6790\u306b\u3088\u308b\u3068\u3001 85% \u306e\u30e2\u30c7\u30eb\uff08\u4fa1\u683c$300\u4ee5\u4e0a\uff09\u304c<\/strong> \u73fe\u5728\u3067\u306f\u3001\u5b8c\u5168\u30a2\u30af\u30c6\u30a3\u30d6\u578b\u306eDSP\u30af\u30ed\u30b9\u30aa\u30fc\u30d0\u30fc\u304c\u5168\u9762\u7684\u306b\u6d3b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u5229\u70b9\u306f\u6975\u3081\u3066\u5927\u304d\u304f\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u9593\u306e\u5b8c\u5168\u306a\u7dda\u5f62\u4f4d\u76f8\u6574\u5408\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u97f3\u91cf\u306b\u5fdc\u3058\u305f\u52d5\u7684\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u500b\u5225\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u4fdd\u8b77\u5236\u9650\u304c\u53ef\u80fd\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3088\u308a\u5b89\u4fa1\u3067\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u3001\u305d\u306e\u672c\u6765\u306e\u4e0d\u5b8c\u5168\u6027\u3092\u30c7\u30b8\u30bf\u30eb\u9818\u57df\u3067\u88dc\u6b63\u3067\u304d\u308b\u305f\u3081\u3001\u30d1\u30c3\u30b7\u30d6\u90e8\u54c1\u3067\u306f\u5b9f\u73fe\u3067\u304d\u306a\u304b\u3063\u305f\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6700\u9069\u5316\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n

          Q3: \u97f3\u58f0\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8\u306e\u666e\u53ca\u306b\u4f34\u3044\u3001\u8a2d\u8a08\u8005\u306f\u5e38\u6642\u7a3c\u50cd\u306e\u30de\u30a4\u30af\u30a2\u30ec\u30a4\u304c\u30b9\u30d4\u30fc\u30ab\u30fc\u6027\u80fd\u306b\u4e0e\u3048\u308b\u97f3\u97ff\u7684\u5f71\u97ff\u3092\u3069\u306e\u3088\u3046\u306b\u8efd\u6e1b\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong>
          \nA:<\/strong> \u3053\u308c\u306f\u4e3b\u8981\u306a\u7d71\u5408\u4e0a\u306e\u8ab2\u984c\u3067\u3059\u3002\u30de\u30a4\u30af\u30dd\u30fc\u30c8\u306f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u907f\u3051\u3089\u308c\u306a\u3044\u6f0f\u308c\u3084\u4e0d\u898f\u5247\u6027\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u8a2d\u8a08\u8005\u306f \u97f3\u97ff\u8ff7\u8def<\/strong> \u305d\u3057\u3066 \u30d0\u30c3\u30af\u30c1\u30e3\u30f3\u30d0\u30fc\u30b7\u30fc\u30eb<\/strong> \u3092\u30de\u30a4\u30af\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u80cc\u5f8c\u306b\u65bd\u3057\u3001\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u5185\u90e8\u30ad\u30e3\u30d3\u30c6\u30a3\u3092\u30de\u30a4\u30af\u5165\u53e3\u304b\u3089\u9694\u96e2\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30de\u30a4\u30af\u306e\u7269\u7406\u7684\u914d\u7f6e\u306f\u30d3\u30fc\u30e0\u30d5\u30a9\u30fc\u30df\u30f3\u30b0\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308a\u6700\u9069\u5316\u3055\u308c\u3001 \u97f3\u97ff\u30cc\u30eb\u30dd\u30a4\u30f3\u30c8<\/strong> \u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u4e3b\u8981\u30b9\u30d4\u30fc\u30ab\u30fc\u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u306e\u76f4\u63a5\u7d50\u5408\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u9ad8\u5ea6\u306a \u30a8\u30b3\u30fc\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong> \u306b\u3088\u308a\u3001\u6b8b\u308a\u306e\u90e8\u5206\u306f\u30c7\u30b8\u30bf\u30eb\u9818\u57df\u3067\u51e6\u7406\u3055\u308c\u307e\u3059\u3002.<\/p>\n

          Q4: \u904e\u53bb5\u5e74\u9593\u306b\u304a\u3051\u308b\u5c0f\u578b\u30b9\u30d4\u30fc\u30ab\u30fc\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3001\u6700\u3082\u5f71\u97ff\u529b\u306e\u3042\u3063\u305f\u6280\u8853\u7684\u9032\u6b69\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong>
          \nA:<\/strong> DSP\u304c\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u308b\u4e00\u65b9\u3067\u3001\u305d\u306e\u5b9f\u73fe\u3092\u53ef\u80fd\u306b\u3057\u305f\u9032\u6b69\u306f\u3001 \u9ad8\u52b9\u7387\u30fb\u9ad8\u96fb\u529b\u5bc6\u5ea6\u306eClass-D\u30a2\u30f3\u30d7IC<\/strong>. \u306e\u666e\u53ca\u3067\u3059\u3002Qualcomm\uff08Cirrus Logic\uff09\u3001Texas Instruments\u3001Infineon\u306a\u3069\u306e\u4f01\u696d\u306b\u3088\u308b\u6700\u65b0\u30c1\u30c3\u30d7\u306f\u3001\u30b5\u30e0\u30cd\u30a4\u30eb\u3088\u308a\u3082\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u306750W\u4ee5\u4e0a\u306e\u30af\u30ea\u30fc\u30f3\u306a\u96fb\u529b\u3092\u4f9b\u7d66\u3057\u3001\u7d71\u5408DSP\u30b3\u30a2\u3001I2S\u30c7\u30b8\u30bf\u30eb\u5165\u529b\u3001\u9ad8\u5ea6\u306a\u4fdd\u8b77\u56de\u8def\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ec\u30d9\u30eb\u306e\u7d71\u5408\u7684\u3067\u4f4e\u6e29\u52d5\u4f5c\u306e\u96fb\u529b\u4f9b\u7d66\u306b\u3088\u308a\u3001\u8a2d\u8a08\u8005\u306f\u5c0f\u578b\u30c9\u30e9\u30a4\u30d0\u30fc\u3092\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u5f37\u529b\u306b\u3001\u304b\u3064\u5236\u5fa1\u6027\u9ad8\u304f\u99c6\u52d5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u9ad8\u5ea6\u306aDSP\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u7269\u7406\u7684\u306b\u5b9f\u73fe\u53ef\u80fd\u306b\u3057\u307e\u3057\u305f\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

          The pursuit of high-fidelity audio from increasingly compact devices is one of the most compelling challenges in acoustic engineering. From sleek soundbars and portable Bluetooth speakers to immersive true wireless earbuds and smart home devices, consumers demand rich, full-range sound from enclosures that are often smaller than a coffee mug. This article delves into the fundamental acoustic design principles that allow engineers to coax exceptional performance from small speakers, balancing the immutable laws of physics with cutting-edge innovation. 1. The Core Challenge: Physics of Miniaturization At the heart of small speaker design lies a fundamental battle against physics. The core performance parameters of a loudspeaker\u2014its low-frequency extension, efficiency, and maximum […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9410","post","type-post","status-publish","format-standard","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/comments?post=9410"}],"version-history":[{"count":1,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9410\/revisions"}],"predecessor-version":[{"id":9411,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/posts\/9410\/revisions\/9411"}],"wp:attachment":[{"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/media?parent=9410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/categories?post=9410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zehsm.com\/ja\/wp-json\/wp\/v2\/tags?post=9410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}