{"id":6909,"date":"2021-08-20T11:00:43","date_gmt":"2021-08-20T02:00:43","guid":{"rendered":"https:\/\/hldc.co.jp\/blog\/?p=6909"},"modified":"2023-10-24T13:51:22","modified_gmt":"2023-10-24T04:51:22","slug":"%e3%82%a2%e3%83%b3%e3%83%86%e3%83%8a%e3%81%ab%e3%82%88%e3%82%8b%e5%8f%97%e4%bf%a1%e6%84%9f%e5%ba%a6%e3%81%ae%e5%a4%89%e5%8c%96%e3%82%92%e7%a2%ba%e8%aa%8d%e3%81%97%e3%81%a6%e3%81%bf%e3%81%9f%ef%bd%9e-2","status":"publish","type":"post","link":"https:\/\/hldc.co.jp\/blog\/2021\/08\/20\/6909\/","title":{"rendered":"\u30a2\u30f3\u30c6\u30ca\u306b\u3088\u308b\u53d7\u4fe1\u611f\u5ea6\u306e\u5909\u5316\u3092\u78ba\u8a8d\u3057\u3066\u307f\u305f\uff5eLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u5834\u5408\uff5e"},"content":{"rendered":"

\u4e16\u306e\u4e2d\u306b\u306f\u69d8\u3005\u306a\u7121\u7dda\u901a\u4fe1\u6280\u8853\u304c\u3042\u308a\u307e\u3059\u3002
\n\u305d\u308c\u305e\u308c\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u308b\u3068\u3001
\n“\u901a\u4fe1\u8ddd\u96e2 \u25cb\u00d7 km\u4ee5\u4e0a!!”\u3068\u3044\u3063\u305f\u8aac\u660e\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3001\u7d50\u69cb\u898b\u304b\u3051\u307e\u3059\u3002<\/p>\n

\u6211\u3005\u30cf\u30fc\u30c8\u30e9\u30f3\u30c9\u30fb\u30c7\u30fc\u30bf\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308bLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30ab\u30bf\u30ed\u30b0\u306b\u3082
\n\u306a\u3093\u3068\u300c\u901a\u4fe1\u8ddd\u96e250km\u300d\u306e\u8a18\u8f09\u304c\uff65\uff65\uff65\u3002<\/p>\n

\u300c\u672c\u5f53\u306b\u305d\u3093\u306a\u8ddd\u96e2\u307e\u3067\u901a\u4fe1\u51fa\u6765\u308b\u306e\uff1f\u300d\u3068\u7591\u554f\u3092\u6301\u3061\u307e\u3059\u3088\u306d\u3002
\n\u5b9f\u969b\u306b\u30b5\u30f3\u30d7\u30eb\u8cfc\u5165\u3057\u901a\u4fe1\u3092\u884c\u3063\u3066\u3082\u30ab\u30bf\u30ed\u30b0\u30b9\u30da\u30c3\u30af\u901a\u308a\u306b\u306f\u901a\u4fe1\u51fa\u6765\u306a\u3044\u3053\u3068\u306e\u307b\u3046\u304c\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u4eca\u56de\u306f\u3001\u305d\u3093\u306a\u9577\u8ddd\u96e2\u306e\u901a\u4fe1\u6280\u8853\u304c\u30b9\u30da\u30c3\u30af\u901a\u308a\u306e\u5a01\u529b\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3042\u308b
\n\u30a2\u30f3\u30c6\u30ca\u7279\u6027<\/strong>
\n\u306b\u3064\u3044\u3066\u3001LoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u884c\u3063\u305f\u6e2c\u5b9a\u306e\u7d50\u679c\u3092\u4ea4\u3048\u3066\u304a\u5c4a\u3051\u3057\u3066\u307e\u3044\u308a\u307e\u3059\u3002<\/p>\n

\n
CONTENTS<\/h5>\n
    \n
  1. LoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u3063\u3066\uff1f<\/a><\/li>\n
  2. \u30ab\u30bf\u30ed\u30b0\u30b9\u30da\u30c3\u30af\u3068\u5b9f\u969b\u306e\u901a\u4fe1\u8ddd\u96e2<\/a><\/li>\n
  3. \u30a2\u30f3\u30c6\u30ca\u7279\u6027<\/a><\/li>\n
  4. \u5b9f\u969b\u306b\u6e2c\u5b9a\u3057\u3066\u307f\u308b<\/a><\/li>\n
  5. \u307e\u3068\u3081<\/a><\/li>\n<\/ol>\n<\/div>\n
    <\/div>\n

    LoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u3063\u3066\uff1f<\/h2>\n
    \"\u30cf\u30fc\u30c8\u30e9\u30f3\u30c9\u30fb\u30c7\u30fc\u30bf\u306eLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\"
    \u30d5\u3007\u30b9\u30af\u306e\u65e7\u5bb9\u5668\u30b5\u30a4\u30ba\u306b\u53ce\u307e\u308bLoRa\u30e2\u30b8\u30e5\u30fc\u30eb<\/figcaption><\/figure>\n

    \u305d\u3082\u305d\u3082\u306e\u8a71\u3001LoRa\u3068\u306f\u306a\u3093\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n

    LoRa\u3068\u306f\u3001\u901a\u4fe1\u8ddd\u96e2\u3084\u6d88\u8cbb\u96fb\u529b\u306e\u6027\u80fd\u306b\u512a\u308c\u308bLoRa\u5909\u8abf\u3092\u63a1\u7528\u3057\u305f\u901a\u4fe1\u65b9\u5f0f\u306e\u3053\u3068\u3067\u3059\u3002
    \nLPWA\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(\u4f4e\u6d88\u8cbb\u96fb\u529b\u3001\u4f4e\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3001\u5e83\u57df\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u7279\u5fb4\u3068\u3059\u308b\u7121\u7dda\u901a\u4fe1)\u306b\u5206\u985e\u3055\u308c\u307e\u3059\u3002
    \nLoRa\u306e\u901a\u4fe1\u901f\u5ea6\u306fWi-Fi\u7b49\u3068\u6bd4\u8f03\u3059\u308b\u3068\u975e\u5e38\u306b\u4f4e\u901f\u3067\u3059\u304c\u3001\u5c0f\u3055\u306a\u96fb\u529b\u3067\u306e\u30c7\u30fc\u30bf\u9001\u4fe1\u304c\u53ef\u80fd\u3067\u3042\u308b\u305f\u3081\u3001
    \n\u5c0f\u578b\u306e\u96fb\u6c60\u3067\u9577\u671f\u9593\u99c6\u52d5\u3055\u305b\u308b\u3088\u3046\u306a\u6a5f\u5668\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

    \u30cf\u30fc\u30c8\u30e9\u30f3\u30c9\u30fb\u30c7\u30fc\u30bf\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308bLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u3053\u306eLoRa\u901a\u4fe1\u3092\u4f7f\u7528\u3057\u3066\u5e83\u57df\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3059\u308b\u306e\u306b\u6700\u9069\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002\u30a8\u30c3\u30b8\u30c7\u30d0\u30a4\u30b9(\u30c7\u30fc\u30bf\u9001\u4fe1\u5074)\u3082\u3057\u304f\u306f\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30c7\u30d0\u30a4\u30b9(\u30c7\u30fc\u30bf\u53d7\u4fe1\u5074)\u3068\u3057\u3066\u52d5\u4f5c\u53ef\u80fd\u3067\u3001\u624b\u7d9a\u304d\u4e0d\u8981\u3067\u30ef\u30a4\u30e4\u30ec\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>\n

    \u6700\u4f4e2\u500b\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304b\u3089\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u7bc9\u3068\u901a\u4fe1\u304c\u3067\u304d\u30011\u500b\u306e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30c7\u30d0\u30a4\u30b9\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u30b9\u30bf\u30fc\u578b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u7bc9\u3082\u53ef\u80fd\u3067\u3001\u9577\u8ddd\u96e2\u901a\u4fe1\u306b\u3088\u308a\u5e83\u3044\u9818\u57df\u3092\u30ab\u30d0\u30fc\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u901a\u4fe1\u65b9\u5f0f\u306f\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8LoRa(\u72ec\u81ea\u30d7\u30ed\u30c8\u30b3\u30eb)\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u4f7f\u7528\u30a8\u30ea\u30a2\u304c\u5236\u9650\u3055\u308c\u307e\u305b\u3093\u3002
    \n\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u5074\u306b\u5f0a\u793e\u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u30fb\u30d7\u30e9\u30c3\u30c8\u30db\u30fc\u30e0(Wip)\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3067\u3001\u65e2\u5b58\u306e\u30ed\u30fc\u30ab\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306e\u63a5\u7d9a\u3082\u3067\u304d\u307e\u3059\u3002
    \n\u3057\u304b\u3082\u3001\u56fd\u5185\u96fb\u6ce2\u6cd5\u300c\u6280\u8853\u57fa\u6e96\u9069\u5408\u8a3c\u660e (\u6280\u9069)\u300d\u53d6\u5f97\u6e08\u307f\u3002
    \n\u5e83\u57df\u306b\u7121\u6570\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5fc5\u8981\u3068\u306a\u308bIoT\/M2M\u3067\u306e\u4f7f\u7528\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n

    \uff1e LoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u8a73\u7d30\u306f\u3053\u3061\u3089<\/a><\/p>\n

    <\/div>\n

    \u9060\u8ddd\u96e2\u901a\u4fe1\u306b\u5fc5\u8981\u306a\u74b0\u5883\u306b\u3064\u3044\u3066<\/h2>\n

    \u3053\u308c\u306fLPWA\u306b\u9650\u3063\u305f\u8a71\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001
    \n\u9001\u4fe1\u6a5f\u3084\u53d7\u4fe1\u6a5f\u306e\u901a\u4fe1\u30a2\u30f3\u30c6\u30ca\u3092\u8a2d\u7f6e\u3059\u308b\u5834\u6240\u306e\u5468\u56f2\u306e\u74b0\u5883<\/strong>\u306b\u3088\u3063\u3066\u5b9f\u969b\u306e\u901a\u4fe1\u8ddd\u96e2\u306f\u304b\u306a\u308a\u5909\u308f\u3063\u3066\u304d\u307e\u3059\u3002
    \n\u7279\u306b”\u901a\u4fe1\u8ddd\u96e2100km\u4ee5\u4e0a”\u3092\u72d9\u3046\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u8981\u7d20\u3092\u305d\u308d\u3048\u308b\u3053\u3068\u306f\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

    \u30fb\u5468\u56f2\u306b\u969c\u5bb3\u7269\u304c\u5c11\u306a\u3044(\u5bcc\u58eb\u5c71\u9802\u4e0a\u3084\u30b9\u30ab\u30a4\u30c4\u30ea\u30fc\u306a\u3069)
    \n\u30fb\u304a\u4e92\u3044\u3092\u898b\u901a\u305b\u308b(\u9593\u306b\u969c\u5bb3\u7269\u304c\u306a\u3044)<\/p>\n

    \u3053\u306e\u6761\u4ef6\u3092\u8003\u3048\u308b\u3068\u3001
    \n\u30ab\u30bf\u30ed\u30b0\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u8ddd\u96e2\u3067\u901a\u4fe1\u3067\u304d\u308b\u306e\u306f
    \n\u975e\u5e38\u306b\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u826f\u3044\u5834\u5408\u306e\u8a71<\/strong>
    \n\u3068\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n

    \u5c4b\u5185\u306b\u3066\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u5468\u56f2\u306b\u306f\u969c\u5bb3\u7269(\u58c1\u3084\u30c7\u30b9\u30af\u3001\u68da\u3001\u52d5\u304d\u56de\u308b\u4eba\u9593\u306a\u3069)\u304c\u591a\u304f\u3001\u9001\u4fe1\u5074\u304b\u3089\u53d7\u4fe1\u5074\u306f\u898b\u901a\u305b\u306a\u3044\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3002
    \n\u3053\u3046\u3044\u3063\u305f\u5834\u5408\u306e\u901a\u4fe1\u8ddd\u96e2\u306f\u6975\u7aef\u306b\u77ed\u304f\u306a\u308a\u307e\u3059\u3002
    \n(\u3068\u306f\u3044\u3048\u3001WiFi\u3084Bluetooth vs LPWA\u3067\u6bd4\u8f03\u3057\u3066\u3044\u304f\u3068\u3001\u901a\u4fe1\u8ddd\u96e2\u306fLPWA\u306e\u65b9\u304c\u65ad\u7136\u9577\u3044\u3067\u3059\u3002)<\/p>\n

    \u307e\u305f\u3001\u4f7f\u7528\u3059\u308b\u30a2\u30f3\u30c6\u30ca\u306e\u30a2\u30f3\u30c6\u30ca\u7279\u6027<\/strong>\u306b\u3088\u3063\u3066\u3082\u901a\u4fe1\u8ddd\u96e2\u306f\u5927\u5e45\u306b\u5909\u308f\u308a\u307e\u3059\u3002
    \n\u30a2\u30f3\u30c6\u30ca\u7279\u6027\u3001\u3068\u3044\u3063\u3066\u3082\u3044\u308d\u3044\u308d\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u7279\u306b\u91cd\u8981\u3068\u306a\u308b\u306e\u304c\u4ee5\u4e0b\u306e\u9805\u76ee\u3002<\/p>\n

    \u30fb\u30a2\u30f3\u30c6\u30ca\u7a2e\u985e(\u5927\u304d\u3055)
    \n\u30fb\u30de\u30c3\u30c1\u30f3\u30b0
    \n\u30fb\u30b2\u30a4\u30f3
    \n\u30fb\u6307\u5411\u6027<\/p>\n

    \u57fa\u672c\u7684\u306b\u3001\u901a\u4fe1\u8ddd\u96e2\u3092\u9577\u304f\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u6307\u5411\u6027\u304c\u7121\u304f\u3001\u30b2\u30a4\u30f3\u304c\u9ad8\u3044\u30a2\u30f3\u30c6\u30ca<\/strong>\u3092\u9ad8\u3044\u4f4d\u7f6e\u306b\u8a2d\u7f6e\u3057\u307e\u3059\u3002
    \n\u6709\u540d\u3069\u3053\u308d\u306e\u901a\u4fe1\u30bf\u30ef\u30fc\u3060\u3068\u3001\u6771\u4eac\u30bf\u30ef\u30fc\u3084\u30b9\u30ab\u30a4\u30c4\u30ea\u30fc\u306a\u3069\u304c\u30a4\u30e1\u30fc\u30b8\u3057\u3084\u3059\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002
    \n\"\"<\/p>\n

    <\/div>\n

    \u5b9f\u969b\u306b\u6e2c\u5b9a\u3057\u3066\u307f\u308b<\/h2>\n

    \"\"
    \n\u3055\u3066\u3001\u524d\u7f6e\u304d\u306f\u3053\u306e\u304f\u3089\u3044\u306b\u3057\u3066\u3001
    \n\u30a2\u30f3\u30c6\u30ca\u7279\u6027\u3084\u5468\u8fba\u74b0\u5883\u304c\u901a\u4fe1\u306b\u3069\u306e\u7a0b\u5ea6\u306e\u5f71\u97ff\u3092\u53ca\u307c\u3059\u306e\u304b\u3001
    \n\u5f0a\u793eLoRa\u30e2\u30b8\u30e5\u30fc\u30eb “LR0002” \u3092\u4f7f\u7528\u3057\u3066\u3001\u5b9f\u969b\u306e\u53d7\u4fe1\u611f\u5ea6\u3092\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

    \u4eca\u56de\u306e\u6e2c\u5b9a\u3067\u306f\u3001\u8fd1\u8ddd\u96e2\u306b\u304a\u3051\u308b\u53d7\u4fe1\u4fe1\u53f7\u30ec\u30d9\u30eb(RSSI\u5024)\u306e\u5909\u5316\u3092\u8abf\u67fb\u3059\u3079\u304f\u3001
    \n\u9001\u4fe1\u5074\u306eLR0002\u304b\u3089\u53d7\u4fe1\u5074\u306eLR0002\u3078\u3001200Byte\u306e\u30c7\u30fc\u30bf\u3092100\u56de\u9001\u4fe1\u3057\u3001\u53d7\u4fe1\u611f\u5ea6\u30ec\u30d9\u30eb\u3092\u8a18\u9332\u3057\u3066\u3044\u304d\u307e\u3059\u3002
    \n\u203b\u672c\u8a18\u4e8b\u3067\u306f\u53d7\u4fe1\u5074\u3067\u8a08\u6e2c\u3055\u308c\u305f\u4fe1\u53f7\u5f37\u5ea6\u3092\u53d7\u4fe1\u611f\u5ea6\u3068\u5b9a\u7fa9\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n

    \u901a\u4fe1\u74b0\u5883\u3084\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u6761\u4ef6\u3067\u56fa\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

    \u901a\u4fe1\u74b0\u5883<\/strong>
    \n\u9001\u4fe1\u5074\uff1aLR0002\u3092Raspberry-Pi\u3078\u63a5\u7d9a\u3002
    \n\u53d7\u4fe1\u5074\uff1aLR0002\u3092Windows PC\u3078\u63a5\u7d9a\u3002
    \n\"\"<\/p>\n

    \u901a\u4fe1\u8a2d\u5b9a<\/strong>
    \n\u30fb\u9001\u53d7\u4fe1\u30a2\u30f3\u30c6\u30ca\u9593\u306e\u8ddd\u96e2 : \u7d0415m
    \n\u30fb\u30a2\u30f3\u30c6\u30ca\u8a2d\u7f6e\u9ad8\u3055 : \u7d041.0m
    \n\u30fb\u9001\u4fe1\u51fa\u529b : 13dBm
    \n\u30fbBW : 125kHz
    \n\u30fbSF : 10
    \n\u30fbPreamble : 8bit
    \n\u30fbCRC Error Check : ON
    \n\u30fbACK MODE : ON
    \n\u30fb\u30ea\u30c8\u30e9\u30a4\u56de\u6570 : 0
    \n\u30fb\u30c7\u30fc\u30bf\u9577 : 200byte
    \n\u30fb\u9001\u4fe1\u56de\u6570 : 100\u56de<\/p>\n

    \u307e\u305a\u3001\u5358\u7d14\u306b\u30a2\u30f3\u30c6\u30ca\u3067\u306e\u6bd4\u8f03\u3092\u884c\u3046\u305f\u3081\u3001\u53d7\u4fe1\u5074\u306eLR0002\u3078\u63a5\u7d9a\u3059\u308b\u30a2\u30f3\u30c6\u30ca\u3092\u5207\u308a\u66ff\u3048\u3066\u6e2c\u5b9a\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002
    \n\u4eca\u56de\u306f\u4ee5\u4e0b\u306e3\u7a2e\u985e\u306e\u30a2\u30f3\u30c6\u30ca\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002
    \n\u30fb\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca
    \n\u30fb\u5353\u4e0a\u7528\u30a2\u30f3\u30c6\u30ca(\u65e5\u672c\u30a2\u30f3\u30c6\u30ca\u682a\u5f0f\u4f1a\u793e\u88fd)
    \n\u30fb\u5c4b\u5916\u7528\u30a2\u30f3\u30c6\u30ca(\u65e5\u672c\u30a2\u30f3\u30c6\u30ca\u682a\u5f0f\u4f1a\u793e\u88fd)
    \n\"\"
    \n\u203b\u3053\u308c\u3089\u30a2\u30f3\u30c6\u30ca\u306f\u5168\u3066\u5f0a\u793e\u30e2\u30b8\u30e5\u30fc\u30eb\u6280\u8853\u57fa\u6e96\u9069\u5408\u8a3c\u660e\u53d6\u5f97\u6642\u306b\u767b\u9332\u6e08\u307f\u306e\u3082\u306e\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

    \u305d\u308c\u305e\u308c\u306e\u6e2c\u5b9a\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

    [\u9001\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca – \u53d7\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca]<\/strong>
    \n\u5e73\u5747\u53d7\u4fe1\u611f\u5ea6 : -80.0 dBm<\/p>\n

    [\u9001\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca – \u53d7\u4fe1\u5074\uff1a\u5353\u4e0a\u7528\u30a2\u30f3\u30c6\u30ca]<\/strong>
    \n\u5e73\u5747\u53d7\u4fe1\u611f\u5ea6 : -66.5 dBm<\/p>\n

    [\u9001\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca – \u53d7\u4fe1\u5074\uff1a\u5c4b\u5916\u7528\u30a2\u30f3\u30c6\u30ca]<\/strong>
    \n\u5e73\u5747\u53d7\u4fe1\u611f\u5ea6 : -60.1 dBm<\/p>\n

    \u203b\u53d7\u4fe1\u611f\u5ea6\u30ec\u30d9\u30eb\u306e\u76ee\u5b89\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002
    \n-80dBm\u4ee5\u4e0a\uff1a\u826f\u597d\u3002
    \n-110dBm\u4ee5\u4e0a\uff1a\u901a\u4fe1\u53ef\u80fd\u3002
    \n-110dBm\u672a\u6e80\uff1a\u901a\u4fe1\u54c1\u8cea\u60aa\u3044<\/p>\n<\/div>\n

    15m\u3068\u3044\u3046\u8fd1\u8ddd\u96e2\u306b\u3082\u95a2\u308f\u3089\u305a\u3001\u5404\u30a2\u30f3\u30c6\u30ca\u306b\u3066\u7d0410dBm\u7a0b\u5ea6\u306e\u5dee\u304c\u51fa\u308b\u4e8b\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002
    \n-10dBm\u3068\u3044\u3046\u3068\u5c0f\u3055\u306a\u5dee\u7570\u306b\u601d\u3048\u307e\u3059\u304c\u3001\u5b9f\u969b\u306e\u901a\u4fe1\u8ddd\u96e2\u3001\u7279\u306b\u6570km\u3068\u306a\u308b\u5834\u5408\u306b\u304a\u3044\u3066\u306f\u3001\u5927\u304d\u304f\u5f71\u97ff\u3059\u308b\u5024\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

    \"\"
    \n\u6b21\u3044\u3067\u3001\u9001\u4fe1\u5074\u3068\u53d7\u4fe1\u5074\u306e\u9593\u306b\u969c\u5bb3\u7269\u304c\u3042\u308b\u72b6\u614b\u3067\u8a08\u6e2c\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002
    \n\u4e0a\u8a18\u3001\u898b\u901a\u3057\u4f4d\u7f6e\u3067\u306e\u6e2c\u5b9a\u7d50\u679c\u3068\u6bd4\u8f03\u306e\u305f\u3081\u3001\u9001\u4fe1\u5074\/\u53d7\u4fe1\u5074\u306e\u8ddd\u96e2\u306f15m\u3067\u56fa\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002
    \n\u77ed\u8ddd\u96e2\u3067\u3042\u308b\u305f\u3081\u306b\u5c4b\u5185\u306b\u9069\u3059\u308bPCB\u30a2\u30f3\u30c6\u30ca\u306e\u307f\u3092\u4f7f\u7528\u3057\u3066\u8a08\u6e2c\u3092\u884c\u3063\u305f\u7d50\u679c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7d50\u679c\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

    [\u9001\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca – \u53d7\u4fe1\u5074\uff1a\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca]<\/strong>
    \n\u5e73\u5747\u53d7\u4fe1\u611f\u5ea6 : -84.0 dBm<\/div>\n

    \u898b\u901a\u3057\u72b6\u614b\u306b\u304a\u3051\u308b\u5c0f\u578bPCB\u30a2\u30f3\u30c6\u30ca\u306e\u611f\u5ea6(-80.0dBm)\u3068\u304f\u3089\u3079\u3066\u30014dB\u307b\u3069\u611f\u5ea6\u304c\u4f4e\u3044\u6570\u5024\u3068\u306a\u308a\u307e\u3057\u305f\u3002
    \n\u3053\u306e\u3053\u3068\u304b\u3089\u3001\u8fd1\u8ddd\u96e2\u3067\u306e\u901a\u4fe1\u306b\u304a\u3044\u3066\u3082\u3001\u9001\u53d7\u4fe1\u6a5f\u9593\u306b\u969c\u5bb3\u7269\u304c\u3042\u308b\u3053\u3068\u306b\u3088\u308a\u53d7\u4fe1\u611f\u5ea6\u306f\u60aa\u5316\u3059\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002
    \n\u203b\u969c\u5bb3\u7269\u306e\u6709\u7121\u306e\u307b\u304b\u306b\u3082\u3001\u969c\u5bb3\u7269\u81ea\u4f53\u306e\u6750\u8cea\u3084\u3001\u9001\u53d7\u4fe1\u6a5f\u306e\u5468\u56f2\u306b\u96fb\u6ce2\u3092\u53cd\u5c04\u3055\u305b\u308b\u7269\u8cea\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3067\u53d7\u4fe1\u611f\u5ea6\u306e\u4f4e\u4e0b\u5177\u5408\u306f\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n

    \u6570\u5341km\u4ee5\u4e0a\u306e\u8ddd\u96e2\u3067\u306e\u901a\u4fe1\u3092\u60f3\u5b9a\u3059\u308b\u30b1\u30fc\u30b9\u306b\u304a\u3044\u3066\u306f\u3001\u969c\u5bb3\u7269\u306b\u3088\u308b\u53d7\u4fe1\u611f\u5ea6\u306e\u60aa\u5316\u306f\u3088\u308a\u9855\u8457\u306b\u306a\u308a\u307e\u3059\u3002
    \nLoRa\u901a\u4fe1\u304c\u672c\u6765\u306e\u5b9f\u529b\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3044\u304b\u306b\u898b\u901a\u3057(\u76f4\u7dda\u72b6\u306b\u969c\u5bb3\u7269\u306e\u7121\u3044\u4f4d\u7f6e)\u3092\u78ba\u4fdd\u3059\u308b\u304b\u304c\u91cd\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n

    <\/div>\n

    \u307e\u3068\u3081<\/h2>\n

    \u4eca\u56de\u306e\u6e2c\u5b9a\u7d50\u679c\u304b\u3089\u3001\u4ee5\u4e0b\u306e\u3053\u3068\u304c\u5b9f\u8a3c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n

    \u30fb\u30a2\u30f3\u30c6\u30ca\u306e\u7a2e\u5225\u304c\u5909\u308f\u308b\u3068\u53d7\u4fe1\u611f\u5ea6\u304c\u5927\u5e45\u306b\u5909\u308f\u308b
    \n\u30fb\u9001\u4fe1\u6a5f\/\u53d7\u4fe1\u6a5f\u306e\u9593\u306b\u906e\u853d\u7269\u304c\u3042\u308b\u3068\u53d7\u4fe1\u611f\u5ea6\u304c\u60aa\u304f\u306a\u308b<\/p>\n

    \u5b9f\u969b\u306e\u4f7f\u7528\u74b0\u5883\u306b\u304a\u3044\u3066\u306f\u3001\u4e0a\u8a18\u8981\u7d20\u306e\u4ed6\u306b\u3082\u3001
    \n\u30fb\u30a2\u30f3\u30c6\u30ca\u306e\u5411\u304d\u3084\u9ad8\u3055
    \n\u30fb\u5468\u8fba\u74b0\u5883(\u30a2\u30f3\u30c6\u30ca\u8fd1\u304f\u306b\u96fb\u6ce2\u3092\u53cd\u5c04\u3059\u308b\u3082\u306e\u3084\u5927\u91cf\u306e\u96fb\u6ce2\u3092\u653e\u51fa\u3059\u308b\u3082\u306e\u304c\u3042\u308b\u7b49)
    \n\u306a\u3069\u306e\u69d8\u3005\u306a\u8981\u7d20\u3067\u53d7\u4fe1\u611f\u5ea6\u3084\u30a8\u30e9\u30fc\u7387\u304c\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n

    \u3069\u3093\u306a\u7121\u7dda\u901a\u4fe1\u306b\u304a\u3044\u3066\u3082\u3001\u30ab\u30bf\u30ed\u30b0\u306b\u66f8\u304b\u308c\u305f\u30b9\u30da\u30c3\u30af\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u306a\u306e\u306f\u3001
    \n
    \n\u4f7f\u7528\u3059\u308b\u74b0\u5883\u306b\u5408\u308f\u305b\u3066
    \n\u9069\u5207\u306a\u7279\u6027\u3092\u3082\u3064\u30a2\u30f3\u30c6\u30ca\u3092\u3001\u6700\u9069\u306a\u4f4d\u7f6e\u306b\u8a2d\u7f6e\u3059\u308b\u3053\u3068
    \n<\/strong>
    \n\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u306d\u3002<\/p>\n

    \n

    \u3010\u3084\u3063\u3066\u307f\u3088\u3046\uff01LoRa\u3067\u9577\u8ddd\u96e2\u901a\u4fe1\u3011\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u3067LoRa EVK\u30dc\u30fc\u30c9\u3092\u8a66\u3057\u3066\u307f\u305f<\/h3>\n

    \n\t\t\t\t\t\"\"\n\t\t\t\t<\/div>
    \n
    \n\t\t\t\t\t\u9577\u8ddd\u96e2\u901a\u4fe1\u306e\u4e16\u754c\u3067\u306f\u3001LPWA\u3068\u304bLoRa\u3068\u304b\u3044\u3046\u5358\u8a9e\u3092\u8033\u306b\u3059\u308b\u6a5f\u4f1a\u304c\u5897\u3048\u307e\u3057\u305f\u304c\u3001\u5b9f\u969b\u3069\u3093\u306a\u3082\u306e\u306a\u306e\u304b\u3001\u8a66\u3057\u3066\u307f\u305f\u304f\u306a\u3044\u3067\u3059\u304b\uff1f\u5f0a\u793e\u3067\u306fLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u642d\u8f09EVK\u30dc\u30fc\u30c9\u306e\u7121\u511f\u30c8\u30e9\u30a4\u30a2\u30eb\u3092\u958b\u59cb\u3057\u307e\u3057\u305f\u3002\u5b9f\u969b\u306bLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u901a\u4fe1\u3092\u884c\u3046\u6a21\u69d8\u3092\u30a4\u30c1\u65e9\u304f\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/p>\n

    \n> \u8a18\u4e8b\u3092\u8aad\u3080<\/a><\/p>\n\t\t\t\t<\/div>

    <\/div><\/p>\n<\/div>\n
    \n

    LoRa EVK\u30dc\u30fc\u30c9\u306e\u7121\u511f\u30c8\u30e9\u30a4\u30a2\u30eb\u5b9f\u65bd\u4e2d\uff01<\/h3>\n

    \n\t\t\t\t\t\"\"\n\t\t\t\t<\/div>
    \n
    \n\t\t\t\t\tLoRa\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u901a\u4fe1\u8ddd\u96e2\u3084\u6d88\u8cbb\u96fb\u529b\u306e\u6027\u80fd\u306b\u512a\u308c\u305fLoRa\u5909\u8abf\u3092\u63a1\u7528\u3057\u305f\u3001\u5e83\u57df\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u7bc9\u306b\u6700\u9069\u306a\u3001\u30a8\u30c3\u30b8\u30c7\u30d0\u30a4\u30b9\u5411\u3051\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002\u3059\u3050\u306b\u8a55\u4fa1\u3067\u304d\u308bLoRa EVK\u30dc\u30fc\u30c9\u3092\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u662f\u975e\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \n\uff1e \u304a\u7533\u3057\u8fbc\u307f\u306f\u30b3\u30c1\u30e9<\/a><\/p>\n\t\t\t\t<\/div>

    <\/div><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

    \u4e16\u306e\u4e2d\u306b\u306f\u69d8\u3005\u306a\u7121\u7dda\u901a\u4fe1\u6280\u8853\u304c\u3042\u308a\u307e\u3059\u3002
    \n\u305d\u308c\u305e\u308c\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u308b\u3068\u3001
    \n“\u901a\u4fe1\u8ddd\u96e2 \u25cb\u00d7 km\u4ee5\u4e0a!!”\u3068\u3044\u3063\u305f\u8aac\u660e\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3001\u7d50\u69cb\u898b\u304b\u3051\u307e\u3059\u3002<\/p>\n

    \u672c\u5f53\u306b\u305d\u3093\u306a\u8ddd\u96e2\u307e\u3067\u901a\u4fe1\u51fa\u6765\u308b\u306e\uff1f
    \n\u4eca\u56de\u306f\u3001\u305d\u3093\u306a\u9577\u8ddd\u96e2\u306e\u901a\u4fe1\u6280\u8853\u304c\u30b9\u30da\u30c3\u30af\u901a\u308a\u306e\u5a01\u529b\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3042\u308b\u300c\u30a2\u30f3\u30c6\u30ca\u7279\u6027\u300d\u306b\u3064\u3044\u3066\u3001
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