{"id":738,"date":"2023-05-05T21:06:36","date_gmt":"2023-05-05T12:06:36","guid":{"rendered":"https:\/\/shinke1987.net\/?p=738"},"modified":"2023-05-05T21:06:36","modified_gmt":"2023-05-05T12:06:36","slug":"wifi%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"https:\/\/shinke1987.net\/?p=738","title":{"rendered":"WiFi\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n

\u5404\u898f\u683c\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n
\u898f\u683c<\/td>\u6700\u5927\u901a\u4fe1\u901f\u5ea6<\/td>\u5468\u6ce2\u6570\u5e2f<\/td>\u5099\u8003<\/td><\/tr>
IEEE 802.11a<\/td>54 Mbps<\/td>5 GHz<\/td>\u6700\u521d\u306e\u88fd\u54c1\u306f2002\u5e74\u9803\u306b\u767b\u5834\u3057\u305f\u3002<\/td><\/tr>
IEEE 802.11b<\/td>11 Mbps<\/td>2.4 GHz<\/td><\/td><\/tr>
IEEE 802.11g<\/td>54 Mbps<\/td>2.4 GHz<\/td>IEEE 802.11b\u306e\u4e0a\u4f4d\u4e92\u63db\u898f\u683c\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u305f\u3002<\/td><\/tr>
IEEE 802.11n<\/td>300 Mbps<\/td>2.4 GHz
\/ 5 GHz<\/td>		MIMO\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002
2009\u5e749\u6708\u306b\u6b63\u5f0f\u898f\u683c\u3068\u3057\u3066\u8a8d\u5b9a\u3055\u308c\u305f\u3002
Wi-Fi4\u306e\u5225\u540d\u304c\u3042\u308b\u3002<\/td><\/tr>
IEEE 802.11ac<\/td>6.9 Gbps<\/td>5 GHz<\/td>Wi-Fi5\u306e\u5225\u540d\u304c\u3042\u308b\u3002
MU-MIMO\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/td><\/tr>
IEEE 802.11ax<\/td>11 Gbps<\/td>2.4 GHz
\/ 5 GHz
\/ 6 GHz<\/td>		Wi-Fi6E \u307e\u305f\u306f Wi-Fi6\u306e\u5225\u540d\u304c\u3042\u308b\u3002<\/td><\/tr>
IEEE 802.11be<\/td>2023\u5e744\u6708\u6642\u70b9\u3067\u7b56\u5b9a\u4e2d\u3002
2024\u5e74\u7b56\u5b9a\u5b8c\u4e86\u4e88\u5b9a\u3002<\/td>		<\/td>Wi-Fi7\u306e\u5225\u540d\u304c\u3042\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5468\u6ce2\u6570\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n
    \n
  1. 2.4 GHz\u5e2f
    \u96fb\u6ce2\u304c\u9060\u65b9\u307e\u3067\u5c4a\u304d\u3084\u3059\u3044\u3002
    \u969c\u5bb3\u7269\u306b\u3082\u6bd4\u8f03\u7684\u5f37\u3044\u3002
    \u5bb6\u96fb\u3084Bluetooth\u3001\u4ed6\u306e\u6a5f\u5668\u3082\u5229\u7528\u3059\u308b\u5468\u6ce2\u6570\u5e2f\u306a\u306e\u3067\u3001\u96fb\u6ce2\u306e\u5e72\u6e09\u304c\u8d77\u3053\u308b\u3053\u3068\u304c\u6bd4\u8f03\u7684\u591a\u3044\u3002<\/li>\n\n\n\n
  2. 5 GHz\u5e2f
    WiFi\u5c02\u7528\u306e\u5468\u6ce2\u6570\u5e2f\u3002
    \u58c1\u306a\u3069\u306e\u969c\u5bb3\u7269\u306b\u5f31\u3044\u3002<\/li>\n<\/ol>\n\n\n\n

    IEEE 802.11ac\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n
    \u5e2f\u57df\u5e45<\/center><\/td>
    \u30c7\u30fc\u30bf\u30ec\u30fc\u30c8 ( Mbps )<\/center><\/td><\/tr>
    MIMO\u4e0d\u4f7f\u7528<\/td>2 \u00d7 2 MIMO<\/td>3 \u00d7 3 MIMO<\/td>4 \u00d7 4 MIMO<\/td>8 \u00d7 8 MIMO(MU-MIMO)<\/td><\/tr>
    8 MHz<\/td>433.3<\/td>866.7<\/td>1300<\/td>1733<\/td>3467<\/td><\/tr>
    160 MHz<\/td>866.7<\/td>1733<\/td>2600<\/td>3467<\/td>6933<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    \u30c1\u30e3\u30cd\u30eb\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6700\u59278\u00d78\u306e\u901a\u4fe1\u304c\u53ef\u80fd\u3002
    \u305f\u3060\u3057\u3001\u9001\u53d7\u4fe1\u5074\u53cc\u65b9\u306b\u305d\u308c\u305e\u308c\u306e\u30a2\u30f3\u30c6\u30ca\uff08\u30b9\u30c8\u30ea\u30fc\u30e0\uff09\u6570\u304c\u5fc5\u8981\u3002<\/p>\n\n\n\n

    2.4 GHz\u5e2f\u3067\u306e\u30c1\u30e3\u30f3\u30cd\u30eb\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n
    \u30c1\u30e3\u30f3\u30cd\u30eb<\/td>\u5468\u6ce2\u6570 ( MHz )<\/td><\/tr>
    1<\/center><\/td>
    		2401 – 2423<\/td><\/tr>
    2<\/center><\/td>
    		2406 – 2428<\/td><\/tr>
    3<\/center><\/td>
    		2411 – 2433<\/td><\/tr>
    4<\/center><\/td>
    		2416 – 2438<\/td><\/tr>
    5<\/center><\/td>
    		2421 – 2443<\/td><\/tr>
    6<\/center><\/td>
    		2426 – 2448<\/td><\/tr>
    7<\/center><\/td>
    		2431 – 2453<\/td><\/tr>
    8<\/center><\/td>
    		2436 – 2458<\/td><\/tr>
    9<\/center><\/td>
    		2441 -2463<\/td><\/tr>
    10<\/center><\/td>
    		2446 – 2468<\/td><\/tr>
    11<\/center><\/td>
    		2451 – 2473<\/td><\/tr>
    12<\/center><\/td>
    		2456 – 2478<\/td><\/tr>
    13<\/center><\/td>
    		2461 – 2483<\/td><\/tr>
    14<\/center><\/td>
    		2473 – 2495<\/td><\/tr><\/tbody><\/table>
    1\u30c1\u30e3\u30f3\u30cd\u30eb\u3042\u305f\u308a\u306e\u5e45\u306f22 MHz\u3002<\/figcaption><\/figure>\n\n\n\n
    \u5e72\u6e09\u3059\u308b\u30c1\u30e3\u30f3\u30cd\u30eb\u306f\u00d7
    \u5e72\u6e09\u3057\u306a\u3044\u30c1\u30e3\u30f3\u30cd\u30eb\u306f\u25cb<\/td>
    1<\/center><\/td>
    2<\/center><\/td>
    3<\/center><\/td>
    4<\/center><\/td>
    5<\/center><\/td>
    6<\/center><\/td>
    7<\/center><\/td>
    8<\/center><\/td>
    9<\/center><\/td>
    10<\/center><\/td>
    11<\/center><\/td>
    12<\/center><\/td>
    13<\/center><\/td>
    14<\/center><\/td><\/tr>
    1<\/center><\/td>
    		\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    2<\/center><\/td>
    		\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    3<\/center><\/td>
    		\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    4<\/center><\/td>
    		\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    5<\/center><\/td>
    		\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    6<\/center><\/td>
    		\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    7<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    8<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td>\u25cb<\/td><\/tr>
    9<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td><\/tr>
    10<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u25cb<\/td><\/tr>
    11<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td><\/tr>
    12<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td><\/tr>
    13<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td><\/tr>
    14<\/center><\/td>
    		\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u25cb<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td>\u00d7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    \u4e0a\u8a18\u3092\u53c2\u8003\u306b\u3059\u308b\u3068\u3001\u5e72\u6e09\u3057\u306a\u3044\u30c1\u30e3\u30f3\u30cd\u30eb\u306f\u4e0b\u8a18\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u5834\u5408\u306e\u307f\u3002<\/p>\n\n\n\n

      \n
    • 1, 6, 11<\/li>\n\n\n\n
    • 2, 7, 12<\/li>\n\n\n\n
    • 3, 8, 13<\/li>\n\n\n\n
    • 4, 9, 14<\/li>\n\n\n\n
    • 5, 10<\/li>\n<\/ul>\n\n\n\n

      \u5b9f\u969b\u306b\u306f\u5e72\u6e09\u3057\u306a\u3044\u3053\u3068\u306f\u5c11\u306a\u3044\u3002WiFi\u306eAP\u306e\u96fb\u6ce2\u30923\u30ab\u6240\u4ee5\u4e0a\u62fe\u3048\u308b\u5834\u6240\u306f\u5e72\u6e09\u304c\u5fc5\u305a\u8d77\u304d\u308b\u3068\u8003\u3048\u3066\u826f\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

      \u5404\u898f\u683c\u306b\u3064\u3044\u3066 \u898f\u683c \u6700\u5927\u901a\u4fe1\u901f\u5ea6 \u5468\u6ce2\u6570\u5e2f \u5099\u8003 IEEE 802.11a 54 Mbps 5 GHz \u6700\u521d\u306e\u88fd\u54c1\u306f2002\u5e74\u9803\u306b\u767b\u5834\u3057\u305f\u3002 IEEE 802.11b 11 Mbps 2.4 GHz IEEE 802. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[82],"class_list":["post-738","post","type-post","status-publish","format-standard","hentry","category-37","tag-wifi"],"_links":{"self":[{"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/posts\/738","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shinke1987.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=738"}],"version-history":[{"count":13,"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/posts\/738\/revisions"}],"predecessor-version":[{"id":751,"href":"https:\/\/shinke1987.net\/index.php?rest_route=\/wp\/v2\/posts\/738\/revisions\/751"}],"wp:attachment":[{"href":"https:\/\/shinke1987.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shinke1987.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=738"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shinke1987.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}