{"id":5048,"date":"2025-09-15T11:12:00","date_gmt":"2025-09-15T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/what-is-fttb-fiber-to-the-building\/"},"modified":"2026-06-22T07:13:59","modified_gmt":"2026-06-22T07:13:59","slug":"what-is-fttb-fiber-to-the-building","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/what-is-fttb-fiber-to-the-building","title":{"rendered":"FTTB\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\uff09\uff1a\u5b9a\u7fa9\u3001\u5229\u70b9\u3001\u304a\u3088\u3073\u5c55\u958b\u65b9\u6cd5\u306e\u89e3\u8aac"},"content":{"rendered":"
\"What<\/figure>\n\n\n\n

\u27a4 <\/strong>\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n

\u9ad8\u901f\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u3084\u30af\u30e9\u30a6\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30a8\u30f3\u30bf\u30fc\u30c6\u30a4\u30f3\u30e1\u30f3\u30c8\u3001\u30b9\u30de\u30fc\u30c8\u30d3\u30eb\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u73fe\u4ee3\u751f\u6d3b\u306e\u3042\u3089\u3086\u308b\u9762\u3092\u652f\u3048\u308b\u4e0d\u53ef\u6b20\u306a\u30a4\u30f3\u30d5\u30e9\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u3055\u307e\u3056\u307e\u306a\u30d5\u30a1\u30a4\u30d0\u30fc\u7cfb\u30a2\u30af\u30bb\u30b9\u6280\u8853\u306e\u3046\u3061\u3001
FTTx<\/strong><\/a>, FTTB\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\uff09
<\/strong> \u306f\u3001\u4f4f\u5b85\u304a\u3088\u3073\u5546\u696d\u7528\u5efa\u7269\u5168\u4f53\u3092\u5148\u9032\u7684\u306a\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30b5\u30fc\u30d3\u30b9\u306b\u63a5\u7d9a\u3059\u308b\u4e0a\u3067\u6975\u3081\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002
.<\/p>\n\n\n\n

\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001 \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\uff08ISP\uff09
<\/a> \u304a\u3088\u3073\u4f01\u696d\u306b\u3068\u3063\u3066\u3001FTTB\u306f
\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u6027\u80fd
<\/strong> \u304a\u3088\u3073 \u5c55\u958b\u30b3\u30b9\u30c8
<\/strong>, \u306e\u9593\u3067\u5b9f\u7528\u7684\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u30a2\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u8907\u5408\u65bd\u8a2d\u3001\u30db\u30c6\u30eb\u3001\u5b66\u6821\u3001\u30aa\u30d5\u30a3\u30b9\u30bf\u30ef\u30fc\u306a\u3069\u306e\u9ad8\u5bc6\u5ea6\u74b0\u5883\u306b\u7279\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002
.<\/p>\n\n\n\n

\u672c\u8a18\u4e8b\u3067\u306f\u3001FTTB\u3068\u306f\u4f55\u304b\u3001\u305d\u306e\u52d5\u4f5c\u539f\u7406\u3001\u5229\u70b9\u3068\u5236\u7d04\u3001\u304a\u3088\u3073
LINK-PP<\/strong><\/a> \u306e\u63a5\u7d9a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u304c\u4e16\u754c\u4e2d\u306eFTTB\u5c55\u958b\u3092\u3044\u304b\u306b\u5f37\u5316\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002
.<\/p>\n\n\n\n

\u27a4 <\/strong>FTTB\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\uff09\u3068\u306f\uff1f
<\/h2>\n\n\n\n

FTTB\u306f
\u300c\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\u300d
<\/strong>. \u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u306f\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u304c\u4e8b\u696d\u8005\u5074\u306e\u4e2d\u592e\u5c40\u307e\u305f\u306f\u914d\u4fe1\u30cf\u30d6\u304b\u3089\u3001\u5efa\u7269\u306e\u5f31\u96fb\u5ba4\u3001\u5730\u4e0b\u968e\u3001\u307e\u305f\u306f\u901a\u4fe1\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u307e\u3067\u76f4\u63a5\u6577\u8a2d\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u500b\u3005\u306e\u5229\u7528\u8005\u3078\u306f
\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u914d\u7dda\uff08RJ45\uff09\u3001\u540c\u8ef8\u30b1\u30fc\u30d6\u30eb\u3001\u307e\u305f\u306fDSL\u56de\u7dda
<\/strong>.<\/p>\n\n\n\n

\u3092\u7528\u3044\u3066\u63a5\u7d9a\u304c\u5206\u914d\u3055\u308c\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u304c\u5efa\u7269\u5185\u3078\u5927\u5bb9\u91cf\u5e2f\u57df\u3092\u63d0\u4f9b\u3057\u3001\u300c\u6700\u5f8c\u306e\u6570\u30e1\u30fc\u30c8\u30eb\u300d\u306f\u65e2\u5b58\u306e\u9285\u7dda\u30a4\u30f3\u30d5\u30e9\u3067\u51e6\u7406\u3055\u308c\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001FTTH\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30db\u30fc\u30e0\uff09\u3068\u6bd4\u8f03\u3057\u3066FTTB\u306f\u3088\u308a\u4f4e\u30b3\u30b9\u30c8\u304b\u3064\u8fc5\u901f\u306a\u5c55\u958b\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001\u5f93\u6765\u306eDSL\u3084\u30b1\u30fc\u30d6\u30eb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3088\u308a\u3082\u5927\u5e45\u306a\u6027\u80fd\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002
.<\/p>\n\n\n\n

\"How<\/figure>\n\n\n\n

\u27a4 <\/strong>FTTB\u306e\u52d5\u4f5c\u539f\u7406\u306f\uff1f
<\/h2>\n\n\n\n

FTTB\u5c55\u958b\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306f\u901a\u5e38\u3001\u4ee5\u4e0b\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u5f93\u3044\u307e\u3059\uff1a
<\/p>\n\n\n\n

    \n

  1. \u5149\u5206\u914d
    <\/strong> \u2013 ISP\u306e
    \u5149\u56de\u7dda\u7aef\u672b\uff08OLT\uff09
    <\/strong> \u304b\u3089\u5efa\u7269\u3078\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u6577\u8a2d\u3057\u307e\u3059\u3002
    .<\/p><\/li>\n\n\n\n

  2. \u5efa\u7269\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8
    <\/strong> \u2013 \u5efa\u7269\u5185\u306e\u901a\u4fe1\u5ba4\u306b
    \u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30e6\u30cb\u30c3\u30c8\uff08ONU\uff09
    <\/strong> \u307e\u305f\u306f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30b9\u30a4\u30c3\u30c1\u3092\u8a2d\u7f6e\u3057\u307e\u3059\u3002
    .<\/p><\/li>\n\n\n\n

  3. \u4fe1\u53f7\u5909\u63db<\/strong> \u2013 ONU\u306f\u5149\u4fe1\u53f7\u3092\u96fb\u6c17\u7684\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u4fe1\u53f7\u306b\u5909\u63db\u3057\u307e\u3059\u3002
    .<\/p><\/li>\n\n\n\n

  4. \u6700\u7d42\u533a\u9593\u306e\u914d\u4fe1<\/strong> \u2013 RJ45\u30b1\u30fc\u30d6\u30eb\u3001\u540c\u8ef8\u30b1\u30fc\u30d6\u30eb\u3001\u307e\u305f\u306f\u65e2\u5b58\u306e\u5efa\u7269\u5185\u9285\u7dda\u914d\u7dda\u306b\u3088\u308a\u3001\u4fe1\u53f7\u3092\u5404\u5951\u7d04\u8005\u306e\u30a2\u30d1\u30fc\u30c8\u307e\u305f\u306f\u30aa\u30d5\u30a3\u30b9\u306b\u5206\u914d\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n

    \u3053\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u65b9\u5f0f\u306f\u3001\u5efa\u7269\u5185\u306e\u8907\u6570\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u512a\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u78ba\u4fdd\u3057\u3064\u3064\u3001\u3059\u3079\u3066\u306e\u30a2\u30d1\u30fc\u30c8\u306b\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u3092\u5f15\u304d\u8fbc\u3080\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

    \u27a4 <\/strong>FTTB vs. FTTH vs. FTTN<\/h2>\n\n\n\n
    \n\n<\/colgroup>

    \u6280\u8853<\/p><\/th>

    \u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30bf\u30fc\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u30dd\u30a4\u30f3\u30c8\uff08FTP\uff09<\/p><\/th>

    \u6700\u7d42\u533a\u9593\u63a5\u7d9a\uff08\u30e9\u30b9\u30c8\u30de\u30a4\u30eb\u63a5\u7d9a\uff09<\/p><\/th>

    \u6700\u7d42\u533a\u9593\u306e\u5a92\u4f53<\/p><\/th>

    \u30e6\u30fc\u30b6\u30fc\u5e2f\u57df\u5e45<\/p><\/th><\/tr>

    FTTN<\/strong> \uff08\u30ce\u30fc\u30c9\u3078\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\uff1aFTTN\uff09<\/p><\/td>

    \u5730\u57df\u30ce\u30fc\u30c9\uff08\u8def\u4e0a\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\uff09<\/p><\/td>

    \u9285\u7dda\uff08DSL\uff0f\u540c\u8ef8\uff09<\/p><\/td>

    \u4f4e\u3044<\/p><\/td>

    \u8ddd\u96e2\u3068\u9285\u7dda\u306b\u3088\u3063\u3066\u5236\u9650\u3055\u308c\u308b<\/p><\/td><\/tr>

    FTTB
    <\/strong> \uff08\u5efa\u7269\u3078\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\uff1aFTTB\uff09<\/p><\/td>

    \u5efa\u7269\u5185\u306e\u901a\u4fe1\u6a5f\u5668\u5ba4\uff08\u30b3\u30e0\u30eb\u30fc\u30e0\uff09<\/p><\/td>

    \u5efa\u7269\u5185\u3067\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff0f\u540c\u8ef8\u30b1\u30fc\u30d6\u30eb<\/p><\/td>

    \u4f1d\u9001\u5a92\u4f53<\/p><\/td>

    \u9ad8\u3044\uff08\u5efa\u7269\u5185\u9285\u7dda\u306b\u3088\u308b\u5236\u9650\u3042\u308a\uff09<\/p><\/td><\/tr>

    FTTH<\/strong> \uff08\u5bb6\u5ead\u3078\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\uff1aFTTH\uff09<\/p><\/td>

    \u5404\u30a2\u30d1\u30fc\u30c8\uff0f\u5bb6\u5ead\u3078\u76f4\u63a5\u63a5\u7d9a<\/p><\/td>

    \u30e6\u30fc\u30b6\u30fc\u306eONU\u307e\u3067\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u3067\u63a5\u7d9a<\/p><\/td>

    \u9ad8\u3044<\/p><\/td>

    \u6700\u9ad8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n

    \n

    \u3053\u306e\u6bd4\u8f03\u304b\u3089\u3001\u591a\u304f\u306e\u4e8b\u696d\u8005\u304cFTTB\u3092 \u30d6\u30ea\u30c3\u30b8\u6280\u8853<\/strong>\u3068\u898b\u306a\u3059\u7406\u7531\u304c\u308f\u304b\u308a\u307e\u3059\uff1aFTTB\u306f\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u62e1\u5f35\u6027\u3068\u9285\u7dda\u306e\u5b9f\u7528\u6027\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u304a\u308a\u3001\u90fd\u5e02\u90e8\u3084\u96c6\u5408\u4f4f\u5b85\u74b0\u5883\u306b\u304a\u3044\u3066\u5f37\u529b\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<\/blockquote>\n\n\n\n

    \u27a4 <\/strong>FTTB\u306e\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n
      \n

    1. \u9ad8\u5e2f\u57df\u5e45\u306e\u5229\u7528\u53ef\u80fd\u6027<\/strong> \u2013 \u8907\u6570\u306e\u30c6\u30ca\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u30ae\u30ac\u30d3\u30c3\u30c8\u30af\u30e9\u30b9\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u53ef\u80fd\u3002.<\/p><\/li>\n\n\n\n

    2. \u30b3\u30b9\u30c8\u52b9\u7387\u6027<\/strong> \u2013 FTTH\u306b\u6bd4\u3079\u3066\u5b89\u4fa1\u3067\u3042\u308a\u3001\u5404\u30a2\u30d1\u30fc\u30c8\u3078\u306e\u518d\u914d\u7dda\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n

    3. \u62e1\u5f35\u6027<\/strong> \u2013 \u30d5\u30a1\u30a4\u30d0\u30fc\u57fa\u5e79\u7db2\u306f\u9700\u8981\u306e\u5897\u52a0\u306b\u5fdc\u3058\u3066\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u53ef\u80fd\u3067\u3059\u3002.<\/p><\/li>\n\n\n\n

    4. \u5bc6\u96c6\u3057\u305f\u5efa\u7269\u3078\u306e\u9069\u7528\u6027<\/strong> \u2013 \u591a\u4e16\u5e2f\u4f4f\u5b85\uff08MDU\uff09\u3001\u5b66\u751f\u5bee\u3001\u30aa\u30d5\u30a3\u30b9\u30bf\u30ef\u30fc\u306a\u3069\u306b\u6700\u9069\u3067\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n

      \u27a4 <\/strong>FTTB\u306e\u8ab2\u984c<\/h2>\n\n\n\n