{"id":3397,"date":"2023-06-13T21:58:58","date_gmt":"2023-06-13T13:58:58","guid":{"rendered":"\/\/www.viralrail.com\/?p=3397"},"modified":"2023-06-13T21:59:00","modified_gmt":"2023-06-13T13:59:00","slug":"njzhgjzqb","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/3397.html","title":{"rendered":"nb\u57fa\u7ad9\u548c4g\u57fa\u7ad9\u533a\u522b\uff1f"},"content":{"rendered":"\n<p>\u3000\u3000\u968f\u7740\u79fb\u52a8\u4e92\u8054\u7f51\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u79fb\u52a8\u901a\u4fe1\u6280\u672f\u4e5f\u5728\u4e0d\u65ad\u5347\u7ea7\u3002\u76ee\u524d\uff0c4G\u7f51\u7edc\u5df2\u7ecf\u6210\u4e3a\u4e3b\u6d41\u7684\u79fb\u52a8\u901a\u4fe1\u6280\u672f\uff0c\u800cNB-IoT\u7f51\u7edc\u4e5f\u5728\u4e0d\u65ad\u53d1\u5c55\u548c\u666e\u53ca\u3002\u5728\u8fd9\u4e24\u79cd\u7f51\u7edc\u4e2d\uff0c\u57fa\u7ad9\u662f\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\u3002\u90a3\u4e48\uff0c<strong>NB\u57fa\u7ad9\u548c4G\u57fa\u7ad9\u6709\u4ec0\u4e48\u533a\u522b<\/strong>\u5462?\u672c\u6587\u5c06\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001\u6982\u8ff0<\/h2>\n\n\n\n<p>\u3000\u30004G\u57fa\u7ad9\uff0c\u5168\u79f0\u7b2c\u56db\u4ee3\u79fb\u52a8\u901a\u4fe1\u57fa\u7ad9\uff0c\u662f\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u7684\u65e0\u7ebf\u901a\u4fe1\u57fa\u7ad9\uff0c\u4e3b\u8981\u7528\u4e8e\u79fb\u52a8\u7535\u8bdd\u3001\u6570\u636e\u901a\u4fe1\u548c\u4e92\u8054\u7f51\u63a5\u5165\u7b49\u30024G\u57fa\u7ad9\u91c7\u7528OFDMA\u6280\u672f\uff0c\u5177\u6709\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u548c\u66f4\u597d\u7684\u7f51\u7edc\u5bb9\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB\u57fa\u7ad9\uff0c\u5168\u79f0\u7a84\u5e26\u7269\u8054\u7f51\u57fa\u7ad9\uff0c\u662f\u4e00\u79cd\u4e13\u95e8\u7528\u4e8e\u7269\u8054\u7f51\u7684\u901a\u4fe1\u57fa\u7ad9\u3002<strong><a href=\"\/\/www.viralrail.com\/tag\/n\" target=\"_blank\" data-type=\"URL\" data-id=\"\/\/www.viralrail.com\/tag\/n\" rel=\"noreferrer noopener\">NB-IoT<\/a><\/strong>\u6280\u672f\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u3001\u5bbd\u8986\u76d6\u3001\u4f4e\u6210\u672c\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u9002\u7528\u4e8e\u4f4e\u901f\u3001\u4f4e\u5ef6\u8fdf\u3001\u4f4e\u529f\u8017\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001\u6280\u672f\u7279\u70b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. 4G\u57fa\u7ad9\u6280\u672f\u7279\u70b9<\/h3>\n\n\n\n<p>\u3000\u30004G\u57fa\u7ad9\u91c7\u7528OFDMA\u6280\u672f\uff0c\u5177\u6709\u4ee5\u4e0b\u51e0\u4e2a\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000(1)\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff1a4G\u57fa\u7ad9\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u6700\u9ad8\u53ef\u8fbe\u5230100Mbps\u3002<\/li>\n\n\n\n<li>\u3000\u3000(2)\u66f4\u597d\u7684\u7f51\u7edc\u5bb9\u91cf\uff1a4G\u57fa\u7ad9\u53ef\u4ee5\u652f\u6301\u66f4\u591a\u7684\u7528\u6237\u540c\u65f6\u63a5\u5165\uff0c\u7f51\u7edc\u5bb9\u91cf\u66f4\u5927\u3002<\/li>\n\n\n\n<li>\u3000\u3000(3)\u66f4\u9ad8\u7684\u5e26\u5bbd\uff1a4G\u57fa\u7ad9\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u5e26\u5bbd\uff0c\u652f\u6301\u66f4\u591a\u7684\u5e94\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. 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