{"id":1077,"date":"2023-08-17T09:35:00","date_gmt":"2023-08-17T08:35:00","guid":{"rendered":"https:\/\/blog.lebara.co.uk\/?p=1077"},"modified":"2024-01-24T09:55:37","modified_gmt":"2024-01-24T09:55:37","slug":"the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits","status":"publish","type":"post","link":"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/","title":{"rendered":"3G\u306e\u9032\u5316\uff1a\u305d\u306e\u6280\u8853\u3068\u5229\u70b9\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u7dcf\u5408\u30ac\u30a4\u30c9"},"content":{"rendered":"<p>3G\u306e\u9032\u5316\u306f\u3001\u79c1\u305f\u3061\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u60c5\u5831\u3078\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u306b\u9769\u547d\u3092\u3082\u305f\u3089\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u9ad8\u5ea6\u306a\u6280\u8853\u3068\u5e45\u5e83\u3044\u5229\u70b9\u306b\u3088\u308a\u30013G\u306e\u8907\u96d1\u3055\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u4eca\u65e5\u306e\u63a5\u7d9a\u3055\u308c\u305f\u4e16\u754c\u3067\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u3067\u306f\u30013G\u6280\u8853\u306e\u8d77\u6e90\u3001\u305d\u306e\u7279\u5fb4\u3001\u305d\u3057\u30663G\u304c\u79c1\u305f\u3061\u306e\u65e5\u5e38\u751f\u6d3b\u306b\u3082\u305f\u3089\u3059\u6570\u3005\u306e\u5229\u70b9\u306b\u3064\u3044\u3066\u6398\u308a\u4e0b\u3052\u3066\u3044\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u901a\u4fe1\u306e\u5f37\u5316\u304b\u3089 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ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#Introduction_to_3G_Technology\" >3G\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u5165\u9580<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#An_Overview_of_3G\" >3G\u306e\u6982\u8981<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#Development_and_Evolution_of_3G\" >3G\u306e\u767a\u5c55\u3068\u9032\u5316<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a 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href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#3G_vs_5G_Understanding_the_Evolution\" >3G\u30685G\uff1a\u9032\u5316\u3092\u7406\u89e3\u3059\u308b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#The_Future_beyond_3G\" >3G\u306e\u5148\u306b\u3042\u308b\u672a\u6765<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#The_Swipe_towards_4G\" >4G\u3078\u306e\u65cb\u56de<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" 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href=\"https:\/\/blog.lebara.co.uk\/ja\/the-evolution-of-3g-a-comprehensive-guide-to-understanding-its-technology-and-benefits\/#The_critical_role_of_3G_in_Telecommunication_History\" >\u96fb\u6c17\u901a\u4fe1\u53f2\u306b\u304a\u3051\u308b3G\u306e\u91cd\u8981\u306a\u5f79\u5272<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Introduction_to_3G_Technology\"><\/span>3G\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u5165\u9580<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"An_Overview_of_3G\"><\/span>3G\u306e\u6982\u8981<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u3068\u306f\u3001\u7b2c3\u4e16\u4ee3\u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30e2\u30d0\u30a4\u30eb\u901a\u4fe1\u6280\u8853\u306e\u7565\u30022G\u6280\u8853\u304b\u3089\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3067\u3042\u308a\u3001\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u30ec\u30fc\u30c8\u3001\u5927\u5bb9\u91cf\u3001\u524d\u4e16\u4ee3\u3067\u306f\u5229\u7528\u3067\u304d\u306a\u304b\u3063\u305f\u3055\u307e\u3056\u307e\u306a\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30023G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u3088\u308a\u5b89\u5b9a\u3057\u305f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u901a\u4fe1\u3068\u97f3\u58f0\u901a\u4fe1\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u3002\u3053\u306e\u6280\u8853\u306b\u3088\u308a\u3001\u4eca\u65e5\u306e\u3088\u3046\u306a\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306e\u4f7f\u7528\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u5916\u51fa\u5148\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u308a\u3001\u30d3\u30c7\u30aa\u30fb\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3057\u305f\u308a\u3001\u30d3\u30c7\u30aa\u4f1a\u8b70\u306b\u53c2\u52a0\u3057\u305f\u308a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u305d\u306e <a href=\"https:\/\/blog.lebara.co.uk\/ja\/how-to-cut-the-cost-of-international-calls-on-a-mobile-phone\/\">\u30a4\u30f3\u30bf\u30fc\u30ca\u30b7\u30e7\u30ca\u30eb<\/a> \u96fb\u6c17\u901a\u4fe1\u9023\u5408\uff08ITU\uff09\u306f\u3001IMT-2000\u4ed5\u69d8\u306e\u4e0b\u30673G\u3092\u6a19\u6e96\u5316\u3057\u3001\u4e16\u754c\u7684\u306a\u5c0e\u5165\u306e\u821e\u53f0\u3092\u6574\u3048\u305f\u3002\u3053\u306e\u6a19\u6e96\u5316\u306f3G\u306e\u666e\u53ca\u306e\u9375\u3068\u306a\u308a\u3001\u96fb\u6c17\u901a\u4fe1\u696d\u754c\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u306a\u51fa\u6765\u4e8b\u3068\u306a\u3063\u305f\u30023G\u306b\u3088\u3063\u3066\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u3088\u308a\u8eab\u8fd1\u306a\u3082\u306e\u3068\u306a\u308a\u3001\u591a\u304f\u306e\u4eba\u3005\u304c\u65e5\u5e38\u7684\u306b\u5229\u7528\u3057\u3066\u3044\u308b\u9ad8\u5ea6\u306a\u30b5\u30fc\u30d3\u30b9\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u9053\u304c\u958b\u304b\u308c\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Development_and_Evolution_of_3G\"><\/span>3G\u306e\u767a\u5c55\u3068\u9032\u5316<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u306e\u958b\u767a\u306f1990\u5e74\u4ee3\u5f8c\u534a\u306b\u59cb\u307e\u308a\u3001\u6700\u521d\u306e\u5546\u75283G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f2000\u5e74\u4ee3\u521d\u982d\u306b\u958b\u59cb\u3055\u308c\u305f\u3002\u3053\u306e\u9032\u5316\u306e\u539f\u52d5\u529b\u3068\u306a\u3063\u305f\u306e\u306f\u3001\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u901a\u4fe1\u3068\u3001\u3088\u308a\u5805\u7262\u306a\u901a\u4fe1\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u3059\u308b\u9700\u8981\u306e\u9ad8\u307e\u308a\u3067\u3042\u3063\u305f\u30023G\u898f\u683c\u306e\u5f62\u6210\u306b\u306f\u3001\u6280\u8853\u306e\u9032\u6b69\u3068\u56fd\u969b\u5354\u529b\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u3063\u305f\u30023G\u306e\u63a1\u7528\u306f\u3001\u97f3\u58f0\u54c1\u8cea\u306e\u5411\u4e0a\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u901f\u5ea6\u306e\u9ad8\u901f\u5316\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316\u306a\u3069\u3001\u30e2\u30d0\u30a4\u30eb\u901a\u4fe1\u306b\u5927\u304d\u306a\u6539\u5584\u3092\u3082\u305f\u3089\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u6280\u8853\u304c\u9032\u5316\u3059\u308b\u306b\u3064\u308c\u3001HSPA\uff08High-Speed Packet Access\uff09\u3084HSPA+\u306a\u3069\u3001\u3055\u3089\u306b\u9ad8\u901f\u3067\u52b9\u7387\u7684\u306a3G\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u767b\u5834\u3057\u305f\u3002\u3053\u3046\u3057\u305f\u6bb5\u968e\u7684\u306a\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306f\u30013G\u3068\u6b21\u4e16\u4ee3\u306e\u30e2\u30d0\u30a4\u30eb\u6280\u8853\u3068\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u306e\u306b\u5f79\u7acb\u3063\u305f\u3001 <a href=\"https:\/\/blog.lebara.co.uk\/ja\/what-is-4g-and-is-it-still-used\/\">4G<\/a>.3G\u306e\u9032\u5316\u306f\u307e\u305f\u3001\u30e2\u30d0\u30a4\u30ebTV\u3084\u30d3\u30c7\u30aa\u30fb\u30aa\u30f3\u30fb\u30c7\u30de\u30f3\u30c9\u306e\u3088\u3046\u306a\u65b0\u3057\u3044\u30b5\u30fc\u30d3\u30b9\u306e\u5c0e\u5165\u3092\u3082\u305f\u3089\u3057\u3001\u6d88\u8cbb\u8005\u306e\u671f\u5f85\u3068\u6d88\u8cbb\u7fd2\u6163\u3092\u5927\u304d\u304f\u5909\u3048\u305f\u30023G\u306e\u767a\u5c55\u306e\u6ce2\u53ca\u52b9\u679c\u306f\u3001\u4eca\u65e5\u306e\u30e2\u30d0\u30a4\u30eb\u4e2d\u5fc3\u306e\u4e16\u754c\u306e\u57fa\u790e\u3092\u7bc9\u3044\u305f\u3068\u3057\u3066\u3001\u4eca\u3082\u7d9a\u3044\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Understanding_3G_Technology\"><\/span>3G\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u7406\u89e3\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Underlying_Principles_of_3G\"><\/span>3G\u306e\u57fa\u672c\u539f\u5247<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u6280\u8853\u306e\u6838\u3068\u306a\u308b\u539f\u5247\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u901a\u4fe1\u306e\u52b9\u7387\u5411\u4e0a\u3001\u30c7\u30fc\u30bf\u4f1d\u9001\u901f\u5ea6\u306e\u5411\u4e0a\u3001\u3088\u308a\u5b89\u5168\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u63d0\u4f9b\u306b\u3042\u308b\u30023G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u30fb\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u53ef\u80fd\u306b\u3059\u308b\u4e00\u9023\u306e\u6280\u8853\u3092\u63a1\u7528\u3057\u3001\u6b21\u306e\u3088\u3046\u306a\u6539\u5584\u3092\u884c\u3063\u3066\u3044\u308b\u3002 <a href=\"https:\/\/blog.lebara.co.uk\/ja\/how-to-find-out-what-network-youre-on\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/a> \u5bb9\u91cf\u3067\u3042\u308b\u3002\u3053\u308c\u306b\u306f\u3001\u5e83\u5e2f\u57df\u30ef\u30a4\u30e4\u30ec\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30d1\u30b1\u30c3\u30c8\u30fb\u30d9\u30fc\u30b9\u306e\u4f1d\u9001\u3001\u5f37\u5316\u3055\u308c\u305f\u5909\u8abf\u6280\u8853\u306e\u4f7f\u7528\u306a\u3069\u304c\u542b\u307e\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u30fb\u30ec\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u30013G\u3067\u306fUMTS\uff08Universal Mobile Telecommunications System\uff09\u3084CDMA2000\u306a\u3069\u30012G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u6280\u8853\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u9032\u3093\u3060\u3055\u307e\u3056\u307e\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u80cc\u666f\u306b\u3042\u308b\u539f\u7406\u306f\u3001\u3088\u308a\u5e83\u3044\u5e2f\u57df\u5e45\u306b\u30c7\u30fc\u30bf\u3092\u62e1\u6563\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u901f\u5ea6\u3092\u63d0\u4f9b\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u540c\u3058\u5468\u6ce2\u6570\u5e2f\u57df\u5185\u3067\u3088\u308a\u591a\u304f\u306e\u540c\u6642\u30e6\u30fc\u30b6\u30fc\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002\u3055\u3089\u306b\u30013G \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u65e2\u5b58\u306e 2G \u30a4\u30f3\u30d5\u30e9\u3068\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u7d71\u5408\u3067\u304d\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u3082\u4e8b\u696d\u8005\u306b\u3068\u3063\u3066\u3082\u30b9\u30e0\u30fc\u30ba\u306a\u79fb\u884c\u304c\u53ef\u80fd\u3067\u3042\u308b\u3002\u5f8c\u65b9\u4e92\u63db\u6027\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u52b9\u7387\u6027\u3092\u91cd\u8996\u3059\u308b\u3053\u3068\u306f\u30013G \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306e\u57fa\u672c\u539f\u7406\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"How_3G_Technology_Works\"><\/span>3G\u6280\u8853\u306e\u4ed5\u7d44\u307f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u6280\u8853\u306f\u3001\u96fb\u6ce2\u3092\u901a\u3058\u3066\u6a5f\u5668\u3068\u901a\u4fe1\u3059\u308b\u57fa\u5730\u5c40\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u6a5f\u80fd\u3059\u308b\u3002\u30c7\u30fc\u30bf\u306f\u3001\u516d\u89d2\u5f62\u306b\u5206\u5272\u3055\u308c\u305f\u30a8\u30ea\u30a2\u3067\u3042\u308b\u30bb\u30eb\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u3066\u7a7a\u4e2d\u3067\u9001\u4fe1\u3055\u308c\u3001\u5404\u57fa\u5730\u5c40\u304c\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u96fb\u8a71\u3092\u304b\u3051\u305f\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u308a\u3059\u308b\u3068\u304d\u306f <a href=\"https:\/\/blog.lebara.co.uk\/ja\/boosting-your-mobile-signal-tips-for-improving-reception\/\">\u30b7\u30b0\u30ca\u30eb<\/a> \u30c7\u30d0\u30a4\u30b9\u304b\u3089\u6700\u5bc4\u308a\u306e\u30bb\u30eb\u30bf\u30ef\u30fc\u307e\u3067\u79fb\u52d5\u3059\u308b\u3002\u305d\u306e\u5f8c\u3001\u30bf\u30ef\u30fc\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u901a\u3058\u3066\u3053\u306e\u60c5\u5831\u3092\u4e2d\u7d99\u3057\u3001\u901a\u8a71\u3092\u63a5\u7d9a\u3057\u305f\u308a\u3001\u30c7\u30fc\u30bf\u3092\u6b63\u3057\u3044\u5b9b\u5148\u306b\u9001\u4fe1\u3057\u305f\u308a\u3059\u308b\u3002<\/p>\n\n\n\n<p>3G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u306f\u30d1\u30b1\u30c3\u30c8\u4ea4\u63db\u65b9\u5f0f\u3067\u884c\u308f\u308c\u3001\u524d\u4e16\u4ee3\u306e\u56de\u7dda\u4ea4\u63db\u65b9\u5f0f\u306e\u30c7\u30fc\u30bf\u901a\u4fe1\u3088\u308a\u3082\u52b9\u7387\u7684\u3067\u3042\u308b\u3002\u3064\u307e\u308a\u3001\u30c7\u30fc\u30bf\u306f\u30d1\u30b1\u30c3\u30c8\u306b\u5206\u5272\u3055\u308c\u3001\u5206\u5272\u3055\u308c\u305f\u72b6\u614b\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3092\u4f1d\u9001\u3055\u308c\u308b\u3002\u3053\u308c\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u540c\u3058\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u5230\u9054\u3059\u308b\u305f\u3081\u306b\u7570\u306a\u308b\u7d4c\u8def\u3092\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u5229\u7528\u53ef\u80fd\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5bb9\u91cf\u306e\u4f7f\u7528\u3092\u6700\u9069\u5316\u3057\u3001\u4f1d\u9001\u306e\u5168\u4f53\u7684\u306a\u901f\u5ea6\u3068\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u307e\u305f\u30013G\u3067\u306f\u9ad8\u5ea6\u306a\u6697\u53f7\u5316\u898f\u683c\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1\u4e2d\u3082\u5b89\u5168\u6027\u304c\u4fdd\u305f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Advantages_of_3G\"><\/span>3G\u306e\u5229\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Speed_and_Performance_The_Key_Benefits_of_3G\"><\/span>\u30b9\u30d4\u30fc\u30c9\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\uff1a3G\u306e\u4e3b\u306a\u5229\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u6280\u8853\u306e\u6700\u3082\u5927\u304d\u306a\u5229\u70b9\u306e1\u3064\u306f\u30012G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u6bd4\u3079\u3066\u30b9\u30d4\u30fc\u30c9\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u305f\u3053\u3068\u3067\u3059\u30023G\u3067\u306f\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6\u304c\u6570\u500d\u901f\u304f\u306a\u308a\u3001\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u3067\u52b9\u7387\u7684\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u4f53\u9a13\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002\u3053\u306e\u30b9\u30d4\u30fc\u30c9\u306e\u98db\u8e8d\u306b\u3088\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u30d3\u30c7\u30aa\u30fb\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30a6\u30a7\u30d6\u30fb\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3001\u30d5\u30a1\u30a4\u30eb\u30fb\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u3001\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u3001\u3088\u308a\u9ad8\u3044\u4fe1\u983c\u6027\u3067\u697d\u3057\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u30013G\u306e\u5f37\u5316\u3055\u308c\u305f\u6027\u80fd\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30d3\u30c7\u30aa\u901a\u8a71\u306b\u53c2\u52a0\u3057\u305f\u308a\u3001\u4f4e\u901f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u95a2\u9023\u3059\u308b\u30a4\u30e9\u30a4\u30e9\u3059\u308b\u30e9\u30b0\u3084\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u554f\u984c\u306a\u3057\u306b\u30de\u30eb\u30c1\u30e1\u30c7\u30a3\u30a2\u30fb\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u4f01\u696d\u306b\u3068\u3063\u3066\u306f\u30013G\u306e\u30b9\u30d4\u30fc\u30c9\u3068\u52b9\u7387\u6027\u306b\u3088\u308a\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30ab\u30fc\u306e\u63a5\u7d9a\u6027\u3068\u751f\u7523\u6027\u304c\u5411\u4e0a\u3057\u307e\u3057\u305f\u3002\u3055\u3089\u306b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u305f\u3053\u3068\u3067\u3001\u65b0\u3057\u304f\u9769\u65b0\u7684\u306a\u30e2\u30d0\u30a4\u30eb\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u6210\u9577\u3092\u3055\u3089\u306b\u4fc3\u9032\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u884c\u52d5\u3092\u5f62\u6210\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"3Gs_Impact_on_Data_Consumption\"><\/span>3G\u304c\u30c7\u30fc\u30bf\u6d88\u8cbb\u306b\u4e0e\u3048\u308b\u5f71\u97ff<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u6280\u8853\u306e\u767b\u5834\u306f\u3001\u30c7\u30fc\u30bf\u6d88\u8cbb\u30d1\u30bf\u30fc\u30f3\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u305f\u3002\u901a\u4fe1\u901f\u5ea6\u306e\u9ad8\u901f\u5316\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5bb9\u91cf\u306e\u62e1\u5927\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u304b\u3064\u3066\u306a\u3044\u307b\u3069\u591a\u304f\u306e\u30c7\u30fc\u30bf\u3092\u6d88\u8cbb\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u30023G\u3078\u306e\u79fb\u884c\u306b\u3088\u308a\u3001\u304b\u3064\u3066\u306f\u307b\u3068\u3093\u3069\u6709\u7dda\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9650\u3089\u308c\u3066\u3044\u305f\u3001\u9ad8\u753b\u8cea\u30d3\u30c7\u30aa\u3084\u97f3\u697d\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u5927\u5bb9\u91cf\u30d5\u30a1\u30a4\u30eb\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u3067\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u95b2\u89a7\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u7d50\u679c\u3001\u30c7\u30fc\u30bf\u4f7f\u7528\u91cf\u306e\u6025\u5897\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u30d7\u30e9\u30f3\u3068\u643a\u5e2f\u6599\u91d1\u30d7\u30e9\u30f3\u304c\u9032\u5316\u3057\u305f\u3002\u6d88\u8cbb\u8005\u306f\u30e2\u30d0\u30a4\u30eb\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308a\u591a\u304f\u3092\u671f\u5f85\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30c7\u30fc\u30bf\u306f\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u9078\u3076\u969b\u306e\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u305f\u3002\u3088\u308a\u5e83\u3044\u7bc4\u56f2\u3067\u306f\u30013G\u304c\u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5897\u52a0\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3053\u3068\u3067\u3001\u30e2\u30d0\u30a4\u30eb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5229\u7528\u304c\u7206\u767a\u7684\u306b\u5897\u52a0\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u7d4c\u6e08\u306e\u6210\u9577\u306b\u8ca2\u732e\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u30d3\u30b8\u30cd\u30b9\u306e\u3042\u308a\u65b9\u3082\u5909\u5316\u3057\u305f\u3002\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u6d88\u8cbb\u3078\u306e\u30b7\u30d5\u30c8\u306f\u307e\u305f\u3001\u30c7\u30fc\u30bf\u96c6\u7d04\u578b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u958b\u767a\u306e\u821e\u53f0\u3092\u6574\u3048\u3001\u30e2\u30d0\u30a4\u30eb\u6280\u8853\u9769\u65b0\u306e\u8ecc\u8de1\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Transition_from_2G_to_3G\"><\/span>2G\u304b\u30893G\u3078\u306e\u79fb\u884c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Major_Improvements_from_2G_to_3G\"><\/span>2G\u304b\u30893G\u3078\u306e\u4e3b\u306a\u6539\u5584\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>2G\u6280\u8853\u304b\u30893G\u6280\u8853\u3078\u306e\u79fb\u884c\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30c6\u30ec\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5927\u304d\u306a\u98db\u8e8d\u3092\u3082\u305f\u3089\u3057\u305f\u3002\u6700\u3082\u9855\u8457\u306a\u6539\u5584\u306f\u30c7\u30fc\u30bf\u4f1d\u9001\u901f\u5ea6\u306e\u5411\u4e0a\u3067\u30013G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f2G\u306e\u6700\u59274\u500d\u306e\u901f\u5ea6\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u3053\u306e\u901f\u5ea6\u5411\u4e0a\u306b\u3088\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3001\u30d3\u30c7\u30aa\u30fb\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u8907\u96d1\u306a\u30e2\u30d0\u30a4\u30eb\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u306a\u3069\u3001\u30c7\u30fc\u30bf\u91cf\u306e\u591a\u3044\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u73fe\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u30b9\u30d4\u30fc\u30c9\u306b\u52a0\u3048\u30013G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u5411\u4e0a\u3055\u305b\u3001\u30e2\u30d0\u30a4\u30eb\u53d6\u5f15\u3084\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u5b89\u5168\u6027\u3092\u9ad8\u3081\u305f\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u901f\u5ea6\u306e\u5411\u4e0a\u3068\u5e2f\u57df\u5e45\u306e\u62e1\u5927\u306f\u3001\u97f3\u58f0\u901a\u8a71\u306e\u660e\u77ad\u5316\u3068\u901a\u8a71\u5207\u65ad\u306e\u6e1b\u5c11\u3092\u610f\u5473\u3057\u3001\u305d\u306e\u7d50\u679c\u3001\u5168\u4f53\u7684\u306a\u30e6\u30fc\u30b6\u30fc\u30fb\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u305f\u3002\u3055\u3089\u306b3G\u3067\u306f\u30012G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u4e0d\u53ef\u80fd\u3060\u3063\u305f\u97f3\u58f0\u901a\u8a71\u3068\u30c7\u30fc\u30bf\u901a\u4fe1\u306e\u540c\u6642\u5229\u7528\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f\u3002\u3053\u306e\u6a5f\u80fd\u6027\u3068\u30b5\u30fc\u30d3\u30b9\u54c1\u8cea\u306e\u5305\u62ec\u7684\u306a\u5411\u4e0a\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u901a\u4fe1\u306e\u65b0\u305f\u306a\u57fa\u6e96\u3092\u6253\u3061\u7acb\u3066\u3001\u30e2\u30d0\u30a4\u30eb\u6280\u8853\u306e\u5c06\u6765\u306e\u9032\u6b69\u3078\u306e\u9053\u3092\u958b\u3044\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Role_of_3G_in_Changing_Mobile_Connectivity\"><\/span>\u30e2\u30d0\u30a4\u30eb\u30fb\u30b3\u30cd\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u5909\u3048\u308b3G\u306e\u5f79\u5272<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u901a\u4fe1\u306b\u3088\u308a\u5805\u7262\u3067\u591a\u6a5f\u80fd\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u30e2\u30d0\u30a4\u30eb\u63a5\u7d9a\u3092\u5909\u9769\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u305f\u30023G\u306f\u3001\u4eca\u65e5\u306e\u5e38\u8b58\u3068\u306a\u3063\u305f\u5e38\u6642\u63a5\u7d9a\u306e\u30e9\u30a4\u30d5\u30b9\u30bf\u30a4\u30eb\u306e\u57fa\u790e\u3092\u7bc9\u3044\u305f\u30023G\u306e\u6027\u80fd\u304c\u5411\u4e0a\u3057\u305f\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u3082\u306f\u3084\u97f3\u58f0\u3068\u30c6\u30ad\u30b9\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u306a\u304f\u3001\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u304b\u3089\u3055\u307e\u3056\u307e\u306a\u30c7\u30b8\u30bf\u30eb\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u30b5\u30fc\u30d3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u5909\u5316\u306f\u6d88\u8cbb\u8005\u306e\u884c\u52d5\u306b\u6ce2\u53ca\u52b9\u679c\u3092\u3082\u305f\u3089\u3057\u3001\u30bd\u30fc\u30b7\u30e3\u30eb\u30e1\u30c7\u30a3\u30a2\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30fb\u30b5\u30fc\u30d3\u30b9\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30fb\u30b3\u30f3\u30c6\u30f3\u30c4\u3078\u306e\u30e2\u30d0\u30a4\u30eb\u30fb\u30a2\u30af\u30bb\u30b9\u3078\u306e\u671f\u5f85\u304c\u9ad8\u307e\u3063\u305f\u3002\u307e\u305f\u3001\u958b\u767a\u8005\u304c3G\u306e\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u305f\u30a2\u30d7\u30ea\u3092\u4f5c\u308a\u59cb\u3081\u305f\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u7d4c\u6e08\u306e\u6210\u9577\u3082\u52a0\u901f\u3057\u305f\u3002\u3055\u3089\u306b\u30013G\u6280\u8853\u306b\u3088\u308a\u3001\u4f01\u696d\u306f\u30e2\u30d0\u30a4\u30eb\u5e83\u544a\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u30fb\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3001\u4f4d\u7f6e\u60c5\u5831\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3001\u3088\u308a\u52b9\u679c\u7684\u306a\u30e2\u30d0\u30a4\u30eb\u6226\u7565\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u6280\u8853\u304c\u65e5\u5e38\u751f\u6d3b\u3084\u4ed5\u4e8b\u306b\u3055\u3089\u306b\u7d44\u307f\u8fbc\u307e\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u30e2\u30d0\u30a4\u30eb\u30fb\u30b3\u30cd\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u5909\u3048\u305f3G\u306e\u5f79\u5272\u306f\u5927\u304d\u304f\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u4e0d\u53ef\u6b20\u3068\u306a\u308b\u672a\u6765\u306e\u821e\u53f0\u3092\u6574\u3048\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Comparing_3G_to_Other_Generations_of_Technology\"><\/span>3G\u3068\u4ed6\u306e\u4e16\u4ee3\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u6bd4\u8f03\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"3G_vs_4G_A_Comparative_Analysis\"><\/span>3G\u30684G\u306e\u6bd4\u8f03\uff1a\u6bd4\u8f03\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u30684G\u3092\u6bd4\u8f03\u3057\u305f\u5834\u5408\u3001\u6700\u3082\u660e\u3089\u304b\u306a\u9055\u3044\u306f\u901f\u5ea6\u3067\u3042\u308b\u3002\u30ed\u30f3\u30b0\u30fb\u30bf\u30fc\u30e0\u30fb\u30a8\u30dc\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\uff08LTE\uff09\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u69cb\u7bc9\u3055\u308c\u305f4G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u30013G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u51cc\u30505\u500d\u304b\u308910\u500d\u306e\u901f\u5ea6\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b9\u30d4\u30fc\u30c9\u30a2\u30c3\u30d7\u306b\u3088\u308a\u30014G\u306f\u9ad8\u89e3\u50cf\u5ea6\u306e\u30d3\u30c7\u30aa\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30b2\u30fc\u30e0\u306a\u3069\u3001\u5e2f\u57df\u5e45\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n\n\n\n<p>4G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30fc\u3082\u3088\u308a\u9ad8\u5ea6\u306b\u306a\u308a\u3001\u52b9\u7387\u304c\u5411\u4e0a\u3057\u3001\u5f85\u3061\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u308b\u305f\u3081\u3001\u5fdc\u7b54\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u304c\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308a\u307e\u3059\u30024G\u304c\u3088\u308a\u591a\u304f\u306e\u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u51e6\u7406\u3067\u304d\u308b\u306e\u306f\u3001\u3088\u308a\u8907\u96d1\u306a\u5909\u8abf\u6280\u8853\u3068\u3001\u30c7\u30fc\u30bf\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u5411\u4e0a\u3092\u53ef\u80fd\u306b\u3059\u308b\u5e83\u3044\u30c1\u30e3\u30cd\u30eb\u5e2f\u57df\u5e45\u306b\u7531\u6765\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u3082\u30461\u3064\u306e\u5927\u304d\u306a\u9055\u3044\u306f\u3001\u6b21\u306e\u70b9\u306b\u3042\u308b\u3002 <a href=\"https:\/\/blog.lebara.co.uk\/ja\/ip-ratings-explained-how-your-smartphone-can-withstand-water-and-dust\/\">IP<\/a> (\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\uff09\u306b\u3088\u308a\u30014G\u3067\u306f\u97f3\u58f0\u3068\u30c7\u30fc\u30bf\u306e\u4e21\u65b9\u306e\u4f1d\u9001\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001VoLTE\uff08Voice over LTE\uff09\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u9053\u304c\u958b\u304b\u308c\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u97f3\u58f0\u901a\u8a71\u306e\u54c1\u8cea\u304c\u5411\u4e0a\u3057\u3001\u30e2\u30d0\u30a4\u30eb\u30b5\u30fc\u30d3\u30b9\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u306e\u7d71\u5408\u304c\u3088\u308a\u5bb9\u6613\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u5168\u4f53\u3068\u3057\u3066\u30013G\u304c\u30e2\u30d0\u30a4\u30eb\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u666e\u53ca\u3055\u305b\u305f\u306e\u306b\u5bfe\u3057\u30014G\u306f\u305d\u308c\u3092\u6b21\u306e\u30ec\u30d9\u30eb\u306b\u5f15\u304d\u4e0a\u3052\u3001\u3088\u308a\u30b7\u30fc\u30e0\u30ec\u30b9\u3067\u30c6\u30f3\u30dd\u306e\u901f\u3044\u30c7\u30b8\u30bf\u30eb\u4f53\u9a13\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"3G_vs_5G_Understanding_the_Evolution\"><\/span>3G\u30685G\uff1a\u9032\u5316\u3092\u7406\u89e3\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u304b\u3089 <a href=\"https:\/\/blog.lebara.co.uk\/ja\/which-iphones-support-5g\/\">5G<\/a> 5G\u306f\u30013G\u304b\u30894G\u3078\u306e\u79fb\u884c\u4ee5\u4e0a\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306e\u63a5\u7d9a\u65b9\u6cd5\u306b\u5927\u304d\u306a\u9769\u547d\u3092\u3082\u305f\u3089\u3059\u3060\u308d\u3046\u30025G\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306f\u30013G\u306e\u6700\u5927100\u500d\u3068\u3044\u3046\u5927\u5e45\u306a\u9ad8\u901f\u5316\u3092\u7d04\u675f\u3057\u3001\u307b\u307c\u77ac\u6642\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3084\u8d85\u9ad8\u7cbe\u7d30\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u52b9\u679c\u7684\u306a\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30fb\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30b9\u30d4\u30fc\u30c9\u3060\u3051\u3067\u306a\u304f\u30015G\u306f\u5f85\u3061\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u3001\u4eba\u9593\u304c\u77e5\u899a\u3067\u304d\u306a\u3044\u5fdc\u7b54\u6642\u9593\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u3001\u81ea\u5f8b\u8d70\u884c\u3084\u9060\u9694\u624b\u8853\u3001\u5f37\u5316\u3055\u308c\u305f\u30d0\u30fc\u30c1\u30e3\u30eb\u30fb\u30ea\u30a2\u30ea\u30c6\u30a3\u4f53\u9a13\u306a\u3069\u3001\u5373\u6642\u306e\u53cd\u5fdc\u6642\u9593\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u306b\u306a\u308b\u30025G\u306f\u307e\u305f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u3092\u5c0e\u5165\u3057\u3001\u5358\u4e00\u306e\u7269\u7406\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30a4\u30f3\u30d5\u30e9\u5185\u306b\u30b5\u30fc\u30d3\u30b9\u30fb\u30ec\u30d9\u30eb\u306e\u7570\u306a\u308b\u8907\u6570\u306e\u4eee\u60f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u30015G\u306f\u63a5\u7d9a\u30c7\u30d0\u30a4\u30b9\u306e\u5927\u5e45\u306a\u5897\u52a0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u30e2\u30ce\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff08IoT\uff09\u306e\u62e1\u5927\u306b\u9053\u3092\u958b\u304f\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002\u305d\u306e\u7d50\u679c\u30015G\u306f\u65e2\u5b58\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5f37\u5316\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u30013G\u3067\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u304b\u3063\u305f\u65b0\u305f\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u53ef\u80fd\u306b\u3059\u308b\u3068\u671f\u5f85\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Future_beyond_3G\"><\/span>3G\u306e\u5148\u306b\u3042\u308b\u672a\u6765<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Swipe_towards_4G\"><\/span>4G\u3078\u306e\u65cb\u56de<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>3G\u304b\u30894G\u3078\u306e\u79fb\u884c\u306f\u3001\u901a\u4fe1\u696d\u754c\u306b\u304a\u3051\u308b\u6c7a\u5b9a\u7684\u306a\u52d5\u304d\u3067\u3042\u308a\u3001\u30b9\u30d4\u30fc\u30c9\u3068\u63a5\u7d9a\u6027\u306e\u65b0\u305f\u306a\u57fa\u6e96\u3092\u6253\u3061\u7acb\u3066\u305f\u30023G\u306e\u5148\u306e\u672a\u6765\u306b\u76ee\u3092\u5411\u3051\u308b\u3068\u30014G\u6280\u8853\u3078\u306e\u79fb\u884c\u306f\u3059\u3067\u306b\u5927\u304d\u306a\u30a4\u30f3\u30d1\u30af\u30c8\u3092\u4e0e\u3048\u3001\u3088\u308a\u9ad8\u901f\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u3088\u308a\u512a\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5897\u3048\u7d9a\u3051\u308b\u9700\u8981\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u4e3b\u306bLTE\u304a\u3088\u3073LTE-Advanced\u898f\u683c\u306b\u57fa\u3065\u304f4G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u4e2d\u65ad\u306e\u306a\u3044\u9ad8\u89e3\u50cf\u5ea6\u30d3\u30c7\u30aa\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u30b2\u30fc\u30e0\u3001\u3088\u308a\u901f\u3044\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304a\u3088\u3073\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u901f\u5ea6\u3092\u53ef\u80fd\u306b\u3057\u305f\u3002\u307e\u305f\u3001\u540c\u6642\u306b\u63a5\u7d9a\u3055\u308c\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u6570\u3082\u5897\u3048\u3001\u30b3\u30cd\u30af\u30c6\u30a3\u30c3\u30c9\u5316\u304c\u9032\u3080\u73fe\u4ee3\u793e\u4f1a\u306b\u306f\u6b20\u304b\u305b\u306a\u3044\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u308b\u30024G\u306f\u305d\u306e\u7bc4\u56f2\u3092\u62e1\u5927\u3057\u7d9a\u3051\u30015G\u306e\u3088\u3046\u306a\u6b21\u4e16\u4ee3\u6280\u8853\u306e\u63a1\u7528\u306e\u57fa\u76e4\u3082\u7bc9\u3044\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>4G\u3078\u306e\u63a8\u9032\u306f\u3001\u6d88\u8cbb\u8005\u3082\u4f01\u696d\u3082\u540c\u69d8\u306b\u63a5\u7d9a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u7d99\u7d9a\u7684\u306a\u6539\u5584\u3092\u671f\u5f85\u3057\u3066\u3044\u308b\u30e2\u30d0\u30a4\u30eb\u7a7a\u9593\u306b\u304a\u3051\u308b\u30a4\u30ce\u30d9\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u30b3\u30df\u30c3\u30c8\u30e1\u30f3\u30c8\u3082\u53cd\u6620\u3057\u3066\u3044\u308b\u3002\u3053\u306e\u9032\u6b69\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u6280\u8853\u304c\u30c7\u30b8\u30bf\u30eb\u5909\u9769\u306e\u6700\u524d\u7dda\u306b\u3042\u308a\u7d9a\u3051\u308b\u3053\u3068\u3092\u78ba\u5b9f\u306b\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Further_Leap_to_5G\"><\/span>5G\u3078\u306e\u3055\u3089\u306a\u308b\u98db\u8e8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>5G\u3078\u306e\u6b69\u307f\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u30fb\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306e\u9032\u5316\u306b\u304a\u3051\u308b\u6b21\u306e\u5927\u304d\u306a\u6bb5\u968e\u3067\u3042\u308a\u30013G\u30844G\u306e\u80fd\u529b\u3092\u8d85\u3048\u308b\u66f4\u306a\u308b\u98db\u8e8d\u3092\u610f\u5473\u3059\u308b\u30025G\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u753b\u671f\u7684\u306a\u901f\u5ea6\u3001\u8d85\u4f4e\u9045\u5ef6\u3001\u5927\u5bb9\u91cf\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3088\u308b\u63a5\u7d9a\u6027\u306b\u304a\u3044\u3066\u3001\u5358\u306a\u308b\u6f38\u9032\u7684\u306a\u6539\u5584\u3067\u306f\u306a\u304f\u3001\u5909\u9769\u3092\u671f\u5f85\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p>5G\u306e\u53ef\u80fd\u6027\u306f\u500b\u4eba\u9593\u901a\u4fe1\u306e\u5f37\u5316\u306b\u3068\u3069\u307e\u3089\u305a\u3001\u30b9\u30de\u30fc\u30c8\u30b7\u30c6\u30a3\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u7523\u696d\u3001\u9ad8\u5ea6\u306aAI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u524d\u4f8b\u306e\u306a\u3044\u898f\u6a21\u306e\u30e2\u30ce\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff08IoT\uff09\u3092\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u7523\u696d\u3092\u7834\u58ca\u3059\u308b\u614b\u52e2\u3092\u6574\u3048\u3066\u3044\u308b\u3002\u3053\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306f\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u304b\u3089\u30bb\u30f3\u30b5\u30fc\u3001\u305d\u3057\u3066\u305d\u306e\u9593\u306b\u3042\u308b\u3042\u3089\u3086\u308b\u3082\u306e\u307e\u3067\u3001\u4f55\u5341\u5104\u3082\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u63a5\u7d9a\u30cb\u30fc\u30ba\u306b\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u4eca\u5f8c\u30015G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5c55\u958b\u306f\u30013G\u304c\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u9769\u547d\u3092\u53ef\u80fd\u306b\u3057\u305f\u306e\u3068\u540c\u69d8\u306b\u3001\u73fe\u5728\u3067\u306f\u60f3\u50cf\u3082\u3064\u304b\u306a\u3044\u3088\u3046\u306a\u65b0\u3057\u3044\u30b5\u30fc\u30d3\u30b9\u3092\u4fc3\u9032\u3059\u308b\u3060\u308d\u3046\u30025G\u3078\u306e\u98db\u8e8d\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u30fb\u30a4\u30ce\u30d9\u30fc\u30b7\u30e7\u30f3\u3068\u30b3\u30cd\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306e\u5883\u754c\u3092\u518d\u5b9a\u7fa9\u3057\u3001\u6280\u8853\u9032\u6b69\u306e\u65b0\u6642\u4ee3\u306e\u5230\u6765\u3092\u544a\u3052\u308b\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"Conclusion_Understanding_the_Significance_of_3G\"><\/span>\u7d50\u8ad63G\u306e\u610f\u7fa9\u3092\u7406\u89e3\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replaceWithId\"><span class=\"ez-toc-section\" id=\"The_Legacy_of_3G_Technology\"><\/span>3G\u6280\u8853\u306e\u907a\u7523<span 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