{"id":92906,"date":"2024-05-16T17:28:31","date_gmt":"2024-05-16T09:28:31","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=92906"},"modified":"2024-05-16T17:28:35","modified_gmt":"2024-05-16T09:28:35","slug":"ntxxtdzcybbhnx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/92906.html","title":{"rendered":"NB-IoT\u901a\u4fe1\u7cfb\u7edf\u7684\u7ec4\u6210\u4e00\u822c\u5305\u542b\u54ea\u4e9b"},"content":{"rendered":"\n<p>\u3000\u3000<strong>NB-IoT(Narrowband Internet of Things)<\/strong>\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51(LPWAN)\u6280\u672f\uff0c\u4e13\u95e8\u8bbe\u8ba1\u7528\u4e8e\u8fde\u63a5\u5927\u91cf\u4f4e\u529f\u8017\u8bbe\u5907\u5230\u4e92\u8054\u7f51\u3002\u5b83\u662fLTE\u6807\u51c6\u7684\u4e00\u79cd\u53d8\u4f53\uff0c\u9488\u5bf9\u7269\u8054\u7f51\u5e94\u7528\u8fdb\u884c\u4e86\u4f18\u5316\u3002NB-IoT\u5177\u6709\u8f83\u7a84\u7684\u5e26\u5bbd\uff0c\u901a\u5e38\u5728180 kHz\u5230200 kHz\u4e4b\u95f4\uff0c\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u63d0\u4f9b\u66f4\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u66f4\u5e7f\u7684\u8986\u76d6\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u901a\u4fe1\u7cfb\u7edf\u7684\u7ec4\u6210\u4e00\u822c\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u7528\u6237\u7ec8\u7aef<\/strong>\uff1a\u8fd9\u662f\u4e0eNB-IoT\u7f51\u7edc\u4ea4\u4e92\u7684\u63a5\u53e3\uff0c\u4e3b\u8981\u5305\u62ec\u5404\u79cd\u667a\u80fd\u8bbe\u5907\u5982\u667a\u80fd\u6c34\u8868\u3001\u6c14\u8868\u7b49\uff0c\u8fd9\u4e9b\u8bbe\u5907\u901a\u8fc7NB\u7a7a\u53e3\u8fde\u63a5\u5230\u57fa\u7ad9\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u57fa\u7ad9(eNodeB)<\/strong>\uff1a\u4e5f\u79f0\u4e3aeNB\uff0c\u662f\u8fde\u63a5\u5230\u6838\u5fc3\u7f51\u7684\u57fa\u7ad9\uff0c\u8d1f\u8d23\u5904\u7406\u6765\u81ea\u7528\u6237\u7ec8\u7aef\u7684\u6570\u636e\u5e76\u8f6c\u53d1\u7ed9\u6838\u5fc3\u7f51\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u63a7\u5236\u5668<\/strong>\uff1a\u8d1f\u8d23\u7ba1\u7406\u548c\u63a7\u5236\u7f51\u7edc\u7684\u8fd0\u884c\uff0c\u786e\u4fdd\u7f51\u7edc\u7684\u7a33\u5b9a\u6027\u548c\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u8282\u70b9<\/strong>\uff1a\u8fd9\u4e9b\u8282\u70b9\u8d1f\u8d23\u5b9e\u73b0\u7528\u6237\u7ec8\u7aef\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u662f\u7f51\u7edc\u4e2d\u4f20\u8f93\u6570\u636e\u7684\u5173\u952e\u73af\u8282\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e94\u7528\u670d\u52a1\u5668<\/strong>\uff1a\u8d1f\u8d23\u5b9e\u73b0\u5bf9\u6536\u96c6\u5230\u7684\u6570\u636e\u8fdb\u884c\u6c47\u96c6\u3001\u7ba1\u7406\u548c\u5206\u6790\uff0c\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u7269\u8054\u7f51\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6838\u5fc3\u7f51(IoT Core)<\/strong>\uff1a\u9762\u5411IoT\u4e1a\u52a1\u7684\u6838\u5fc3\u7f51\uff0c\u4e3b\u8981\u4f5c\u7528\u662f\u4f20\u8f93\u3001\u8f6c\u53d1\u6570\u636e\uff0c\u662f\u6574\u4e2a\u7f51\u7edc\u67b6\u6784\u4e2d\u7684\u6570\u636e\u5904\u7406\u4e2d\u5fc3\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>IoT\u5e73\u53f0<\/strong>\uff1a\u5982\u534e\u4e3a\u7684IoT\u4e1a\u52a1\u7ba1\u7406\u5e73\u53f0\uff0c\u4e3b\u8981\u4f5c\u7528\u662f\u6c47\u96c6\u3001\u7ba1\u7406\u6570\u636e\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u6570\u636e\u5206\u6790\u548c\u51b3\u7b56\u652f\u6301\u670d\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u7ec4\u6210\u90e8\u5206\u5171\u540c\u6784\u6210\u4e86\u4e00\u4e2a\u5b8c\u6574\u7684NB-IoT\u901a\u4fe1\u7cfb\u7edf\uff0c\u4f7f\u5176\u80fd\u591f\u6709\u6548\u5730\u652f\u6301\u5e7f\u6cdb\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u4f20\u611f\u5668\u76d1\u63a7\u3001\u667a\u80fd\u8ba1\u8d39\u3001\u8fdc\u7a0b\u63a7\u5236\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 NB-IoT\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7528\u6237\u7ec8\u7aef\u7684\u5177\u4f53\u7c7b\u578b\u548c\u529f\u80fd\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000NB-IoT\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u7528\u6237\u7ec8\u7aef\u4e3b\u8981\u5305\u62ec\u5b9e\u4f53\u6a21\u5757\u548c\u4f20\u611f\u5668\u3002\u8fd9\u4e9b\u7ec8\u7aef\u901a\u8fc7\u65e0\u7ebf\u7f51\u7edc\u8fde\u63a5\u5230\u7269\u8054\u7f51\u5e73\u53f0\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u591a\u79cd\u573a\u666f\uff0c\u5982\u667a\u6167\u57ce\u5e02\u3001\u8fdc\u7a0b\u6284\u8868\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5177\u4f53\u6765\u8bf4\uff0cNB-IoT\u7ec8\u7aef\u7684\u7c7b\u578b\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u6c34\u8868\u3001\u7164\u6c14\u8868\u7b49\u5b9e\u4f53\u6a21\u5757\uff0c\u8fd9\u4e9b\u6a21\u5757\u901a\u5e38\u7528\u4e8e\u6536\u96c6\u73af\u5883\u6216\u8bbe\u5907\u76f8\u5173\u7684\u6570\u636e\u3002\u6b64\u5916\uff0c\u8fd8\u5305\u62ec\u5404\u79cd\u4f20\u611f\u5668\uff0c\u8fd9\u4e9b\u4f20\u611f\u5668\u80fd\u591f\u76d1\u6d4b\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u538b\u529b\u7b49\u591a\u79cd\u7269\u7406\u53c2\u6570\uff0c\u5e76\u5c06\u6570\u636e\u53d1\u9001\u5230\u4e2d\u5fc3\u5904\u7406\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u529f\u80fd\u65b9\u9762\uff0cNB-IoT\u7ec8\u7aef\u5177\u5907\u4ee5\u4e0b\u7279\u6027\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1aNB-IoT\u7ec8\u7aef\u80fd\u591f\u5728\u8f83\u5927\u7684\u5730\u7406\u8303\u56f4\u5185\u8fdb\u884c\u6709\u6548\u7684\u6570\u636e\u4f20\u8f93\uff0c\u8fd9\u5f97\u76ca\u4e8e\u5176\u4f18\u5316\u7684\u7f51\u7edc\u8bbe\u8ba1\u548c\u4fe1\u53f7\u8986\u76d6\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1a\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\uff0cNB-IoT\u7ec8\u7aef\u5177\u6709\u66f4\u4f4e\u7684\u529f\u8017\u9700\u6c42\uff0c\u8fd9\u4f7f\u5f97\u5b83\u4eec\u975e\u5e38\u9002\u5408\u9700\u8981\u957f\u671f\u8fd0\u884c\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u8fde\u63a5\u5bc6\u5ea6<\/strong>\uff1aNB-IoT\u7f51\u7edc\u652f\u6301\u5927\u91cf\u7ec8\u7aef\u540c\u65f6\u8fde\u63a5\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u90e8\u7f72\u5927\u91cf\u4f20\u611f\u5668\u7684\u5e94\u7528(\u5982\u667a\u80fd\u57ce\u5e02)\u5c24\u4e3a\u91cd\u8981\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u7684\u7528\u6237\u9762\u529f\u80fd<\/strong>\uff1aNB-IoT\u5f15\u5165\u4e86RRC\u7684\u201c\u6302\u8d77\/\u6062\u590d\u201d\u6d41\u7a0b\uff0c\u51cf\u5c11\u4e86\u7ec8\u7aef\u91cd\u590d\u8fdb\u884c\u7f51\u7edc\u63a5\u5165\u7684\u4fe1\u4ee4\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6548\u7387\u548c\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u57fa\u7ad9(eNodeB)\u5728NB-IoT\u901a\u4fe1\u7cfb\u7edf\u4e2d\u626e\u6f14\u7684\u89d2\u8272\u53ca\u5176\u6280\u672f\u8981\u6c42\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728NB-IoT\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u57fa\u7ad9(eNodeB)\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002eNodeB\u662fLTE\u7f51\u7edc\u4e2d\u7684\u65e0\u7ebf\u57fa\u7ad9\uff0c\u4e5f\u662fLTE\u65e0\u7ebf\u63a5\u5165\u7f51\u7684\u552f\u4e00\u7f51\u5143\u3002\u5b83\u8d1f\u8d23\u7a7a\u4e2d\u63a5\u53e3\u76f8\u5173\u7684\u6240\u6709\u529f\u80fd\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u65e0\u7ebf\u94fe\u8def\u7ef4\u62a4\u529f\u80fd<\/strong>\uff1a\u4fdd\u6301\u4e0e\u7ec8\u7aef\u95f4\u7684\u65e0\u7ebf\u94fe\u8def\uff0c\u540c\u65f6\u8d1f\u8d23\u65e0\u7ebf\u94fe\u8def\u6570\u636e\u548cIP\u6570\u636e\u4e4b\u95f4\u7684\u534f\u8bae\u8f6c\u6362\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u65e0\u7ebf\u8d44\u6e90\u7ba1\u7406\u529f\u80fd<\/strong>\uff1a\u5305\u62ec\u65e0\u7ebf\u94fe\u8def\u7684\u5efa\u7acb\u548c\u91ca\u653e\uff0c\u4ee5\u53ca\u914d\u7f6e\u7ec8\u7aef\u8fdb\u884c\u6d4b\u91cf\u3001\u8bc4\u4f30\u7ec8\u7aef\u65e0\u7ebf\u94fe\u8def\u8d28\u91cf\u3001\u51b3\u7b56\u7ec8\u7aef\u5728\u5c0f\u533a\u95f4\u7684\u5207\u6362\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u79fb\u52a8\u6027\u7ba1\u7406<\/strong>\uff1a\u5b8c\u6210\u79fb\u52a8\u6027\u7ba1\u7406\u3001\u63a5\u5165\u63a7\u5236\u3001\u65e0\u7ebf\u4fe1\u9053\u7ba1\u7406\u3001\u7269\u7406\u5c42\u534f\u8bae\u5904\u7406\u3001\u4fe1\u4ee4\u6d41\u7a0b\u5904\u7406\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8bbe\u5907\u7ba1\u7406<\/strong>\uff1a\u5b8c\u6210\u57fa\u7ad9\u8bbe\u5907\u7ba1\u7406\uff0c\u5305\u62ec\u57fa\u7ad9\u5916\u8bbe\u5982\u7535\u6e90\u98ce\u6247\u3001\u5c04\u9891\u7b49\u8bbe\u5907\u7ba1\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u5bf9\u4e8eNB-IoT\u7279\u5b9a\u7684\u6280\u672f\u8981\u6c42\uff0c\u7531\u4e8eNB-IoT\u662f\u4e00\u79cd\u4e13\u4e3a\u4f4e\u529f\u8017\u5e7f\u57df\u7269\u8054\u7f51\u5e94\u7528\u8bbe\u8ba1\u7684\u6280\u672f\uff0c\u5b83\u5bf9\u57fa\u7ad9\u7684\u6280\u672f\u8981\u6c42\u6709\u6240\u4e0d\u540c\u3002\u867d\u7136\u5177\u4f53\u7684NB-IoT\u6280\u672f\u8981\u6c42\u5728\u6211\u641c\u7d22\u5230\u7684\u8d44\u6599\u4e2d\u6ca1\u6709\u76f4\u63a5\u63d0\u53ca\uff0c\u4f46\u53ef\u4ee5\u63a8\u65ad\uff0c\u57fa\u4e8eeNodeB\u5728LTE\u7f51\u7edc\u4e2d\u7684\u89d2\u8272\u548c\u529f\u80fd\uff0c\u5bf9\u4e8e\u652f\u6301NB-IoT\u7684\u57fa\u7ad9\uff0c\u5176\u6280\u672f\u8981\u6c42\u53ef\u80fd\u4f1a\u66f4\u52a0\u6ce8\u91cd\u4f4e\u529f\u8017\u3001\u9ad8\u6548\u7387\u548c\u5927\u8fde\u63a5\u6570\u7684\u652f\u6301\u3002\u6b64\u5916\uff0c\u8003\u8651\u5230NB-IoT\u4e1a\u52a1\u5360\u636e60%\u7684LPWA\u4e1a\u52a1\u5e02\u573a\u4efd\u989d\uff0c\u8fd9\u610f\u5473\u7740\u57fa\u7ad9\u5728\u8bbe\u8ba1\u65f6\u9700\u8981\u7279\u522b\u8003\u8651\u5230\u4f4e\u901f\u7387(Kbps\u7ea7\u522b)\u3001\u4e2d\u901f\u7387(Mbps)\u548c\u9ad8\u901f\u7387(Gbps)\u7684\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u7ad9(eNodeB)\u5728NB-IoT\u901a\u4fe1\u7cfb\u7edf\u4e2d\u4e3b\u8981\u8d1f\u8d23\u65e0\u7ebf\u94fe\u8def\u7684\u7ef4\u62a4\u3001\u65e0\u7ebf\u8d44\u6e90\u7684\u7ba1\u7406\u3001\u79fb\u52a8\u6027\u7ba1\u7406\u4ee5\u53ca\u8bbe\u5907\u7ba1\u7406\u7b49\u5173\u952e\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u7f51\u7edc\u63a7\u5236\u5668\u5728\u7ba1\u7406\u548c\u63a7\u5236NB-IoT\u7f51\u7edc\u8fd0\u884c\u4e2d\u7684\u5177\u4f53\u4f5c\u7528\u548c\u6280\u672f\u7ec6\u8282\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u7f51\u7edc\u63a7\u5236\u5668\u5728\u7ba1\u7406\u548c\u63a7\u5236NB-IoT\u7f51\u7edc\u8fd0\u884c\u4e2d\u7684\u5177\u4f53\u4f5c\u7528\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u91c7\u96c6\u4e0e\u7ba1\u7406<\/strong>\uff1a\u7f51\u7edc\u63a7\u5236\u5668\u8d1f\u8d23\u5bf9\u5404\u79cd\u4f20\u611f\u5668\u3001SIM\u5361\u7b49\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u7684\u91c7\u96c6\u548c\u7ba1\u7406\u3002\u8fd9\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u8d44\u8d39\u7ba1\u7406\u3001IP\u7ba1\u7406\u4ee5\u53ca\u6570\u636e\u7ba1\u7406\u7b49\u529f\u80fd\u3002\u901a\u8fc7\u8fd9\u4e9b\u5e73\u53f0\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u6570\u636e\u5f00\u653e\u7ed9\u7b2c\u4e09\u65b9\u5e94\u7528\u7cfb\u7edf\uff0c\u4ece\u800c\u52a0\u901f\u7269\u8054\u7f51\u4e1a\u52a1\u7684\u6784\u5efa\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8fdc\u7a0b\u63a7\u5236\u4e0e\u8c03\u5149<\/strong>\uff1a\u5728\u667a\u6167\u8def\u706f\u63a7\u5236\u7b49\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u7f51\u7edc\u63a7\u5236\u5668\u652f\u6301\u8fdc\u7a0b\u63a7\u5236\u548c\u8c03\u5149\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u4f70\u9a6cBM-DK300\u7cfb\u5217NB-IoT\u8def\u706f\u63a7\u5236\u5668\u5c31\u5177\u5907\u4e860-10V\u3001PWM\u8c03\u5149\u8f93\u51fa\u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u667a\u80fd\u5f00\u5173\u548c\u8c03\u5149\u3002\u8fd9\u79cd\u63a7\u5236\u5668\u8fd8\u5177\u6709\u8fb9\u7f18\u8ba1\u7b97\u80fd\u529b\uff0c\u80fd\u591f\u63d0\u4f9b\u4e30\u5bcc\u7684\u63a7\u5236\u7b56\u7565\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8282\u80fd\u4e0e\u6210\u672c\u6548\u76ca<\/strong>\uff1aNB-IoT\u6280\u672f\u7684\u4e00\u4e2a\u91cd\u8981\u4f18\u52bf\u662f\u5176\u4f4e\u529f\u8017\u7279\u6027\uff0c\u8fd9\u4f7f\u5f97\u7f51\u7edc\u63a7\u5236\u5668\u5728\u8282\u7ea6\u7535\u529b\u6d88\u8017\u65b9\u9762\u53d1\u6325\u7740\u5173\u952e\u4f5c\u7528\u3002\u6b64\u5916\uff0c\u7531\u4e8eNB-IoT\u6280\u672f\u7684\u4f4e\u6210\u672c\u7279\u6027\uff0c\u7f51\u7edc\u63a7\u5236\u5668\u4e5f\u80fd\u6709\u6548\u964d\u4f4e\u6574\u4f53\u7269\u8054\u7f51\u89e3\u51b3\u65b9\u6848\u7684\u6210\u672c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7a33\u5b9a\u7684\u65e0\u7ebf\u4f20\u8f93<\/strong>\uff1a\u7f51\u7edc\u63a7\u5236\u5668\u91c7\u7528NB-IoT\u901a\u8baf\u65b9\u5f0f\uff0c\u5177\u6709\u4f20\u8f93\u7a33\u5b9a\u3001\u65e0\u9700\u81ea\u7ec4\u7f51\u7b49\u7279\u70b9\uff0c\u662f\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93\u7684\u4f18\u9009\u65b9\u6848\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u667a\u6167\u8def\u706f\u63a7\u5236\uff0c\u5c24\u4e3a\u91cd\u8981\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5982\u4f55\u5b9e\u73b0NB-IoT\u901a\u4fe1\u7cfb\u7edf\u7684\u7f51\u7edc\u8282\u70b9\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u9ad8\u6548\u6027?<\/h2>\n\n\n\n<p>\u3000\u3000\u8981\u5b9e\u73b0NB-IoT\u901a\u4fe1\u7cfb\u7edf\u7684\u7f51\u7edc\u8282\u70b9\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u9ad8\u6548\u6027\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u91c7\u7528M-STC\u6280\u672f<\/strong>\uff1a\u901a\u8fc7\u538b\u7f29\u7b26\u53f7\u65f6\u95f4\uff0c\u51cf\u5c11\u6240\u9700\u7684\u5e26\u5bbd\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002\u8fd9\u79cd\u6280\u672f\u80fd\u591f\u663e\u8457\u63d0\u9ad85G 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