{"id":99350,"date":"2024-11-18T15:47:47","date_gmt":"2024-11-18T07:47:47","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=99350"},"modified":"2024-11-18T15:47:50","modified_gmt":"2024-11-18T07:47:50","slug":"dghgywjsdynx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/99350.html","title":{"rendered":"\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\u6280\u672f\u90fd\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"\n<p>\u3000\u3000<strong><a href=\"https:\/\/www.techphant.cn\/blog\/95581.html\" data-type=\"post\" data-id=\"95581\">\u4f4e\u529f\u8017\u5e7f\u57df\u7f51<\/a>(LPWAN)\u6280\u672f<\/strong>\u662f\u7269\u8054\u7f51\u9886\u57df\u4e2d\u7528\u4e8e\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u901a\u4fe1\u7684\u5173\u952e\u6280\u672f\u3002\u6839\u636e\u4e0d\u540c\u7684\u6027\u80fd\u7279\u5f81\u548c\u5e94\u7528\u573a\u666f\uff0c<a href=\"https:\/\/www.techphant.cn\/blog\/94083.html\" data-type=\"post\" data-id=\"94083\"><strong>LPWAN\u6280\u672f<\/strong><\/a>\u53ef\u4ee5\u5206\u4e3a\u591a\u79cd\u7c7b\u578b\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>Sigfox<\/strong>\uff1a\u91c7\u7528\u8d85\u7a84\u5e26(UNB)\u6280\u672f\uff0c\u5de5\u4f5c\u5728\u514d\u8bb8\u53ef\u7684ISM\u9891\u6bb5\uff0c\u5177\u6709\u6781\u4f4e\u7684\u4f20\u8f93\u529f\u8017\u548c\u5e7f\u6cdb\u7684\u8986\u76d6\u8303\u56f4\u3002\u5176\u6570\u636e\u901f\u7387\u8f83\u4f4e\uff0c\u901a\u5e38\u4e3a100bps\uff0c\u9002\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u8986\u76d6\u548c\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>TPUNB<\/strong>\uff1a\u5168\u56fd\u4ea7SUB-1G\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u4f4e\u529f\u8017\u4ee5\u53ca\u5927\u8303\u56f4\u9ad8\u5e76\u53d1\u6570\u636e\u91c7\u96c6\u4f20\u8f93\uff0c\u9002\u7528\u4e8e\u5927\u90e8\u5206\u7269\u8054\u7f51\u8bbe\u5907\u7ec4\u7f51\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>LoRaWAN<\/strong>\uff1a\u57fa\u4e8eLoRa\u6280\u672f\uff0c\u4f7f\u7528\u6269\u9891\u6280\u672f\uff0c\u652f\u6301\u53cc\u5411\u901a\u4fe1\uff0c\u6570\u636e\u901f\u7387\u4ece300bps\u523050kbps\u4e0d\u7b49\u3002LoRaWAN\u5177\u6709\u826f\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u57ce\u5e02\u548c\u519c\u6751\u5730\u533a\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>NB-IoT<\/strong>\uff1a\u75313GPP\u6807\u51c6\u5316\uff0c\u5de5\u4f5c\u5728\u6388\u6743\u9891\u6bb5\uff0c\u4f18\u5316\u4e86\u7535\u6c60\u6548\u7387\u548c\u8986\u76d6\u8303\u56f4\uff0c\u652f\u6301\u957f\u8fbe15\u5e74\u7684\u7535\u6c60\u5bff\u547d\u3002NB-IoT\u9002\u7528\u4e8e\u9700\u8981\u5927\u89c4\u6a21\u8fde\u63a5\u548c\u9ad8\u8986\u76d6\u80fd\u529b\u7684\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>eMTC<\/strong>\uff1a\u75313GPP\u6807\u51c6\u5316\uff0c\u652f\u6301\u79fb\u52a8\u6027\u548c\u57fa\u7ad9\u5b9a\u4f4d\uff0c\u53ef\u5b9e\u73b0\u6f2b\u6e38\u548c\u65e0\u7f1d\u5207\u6362\uff0c\u9002\u7528\u4e8e\u9700\u8981\u8bed\u97f3\u4e1a\u52a1\u548c\u8f83\u9ad8\u6570\u636e\u901f\u7387\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>EC-GSM-IoT<\/strong>\uff1a\u91cd\u7528\u4e86GSM\u7269\u7406\u5c42\u8bbe\u8ba1\uff0c\u9002\u7528\u4e8e\u73b0\u6709GSM\u7f51\u7edc\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5177\u6709\u8f83\u597d\u7684\u8986\u76d6\u80fd\u529b\u548c\u8f83\u4f4e\u7684\u90e8\u7f72\u6210\u672c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>LTE-M<\/strong>\uff1a\u4e5f\u662f\u75313GPP\u6807\u51c6\u5316\uff0c\u8bbe\u8ba1\u7528\u4e8e\u8282\u7701\u7535\u6c60\u7535\u529b\uff0c\u6570\u636e\u901f\u7387\u53ef\u8fbe1Mbps\uff0c\u652f\u6301\u5b9a\u4f4d\u670d\u52a1\u548cVoLTE\uff0c\u9002\u7528\u4e8e\u9700\u8981\u8f83\u9ad8\u6570\u636e\u901f\u7387\u548c\u8bed\u97f3\u670d\u52a1\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>Weightless<\/strong>\uff1a\u5305\u62ecWeightless-N\u3001Weightless-P\u548cWeightless-W\u4e09\u4e2a\u5f00\u653e\u6807\u51c6\uff0c\u652f\u6301\u5355\u5411\u6216\u53cc\u5411\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u9891\u6bb5\u548c\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>LaKi<\/strong>\uff1a\u4e00\u79cd\u65b0\u5174\u7684\u8d85\u4f4e\u529f\u8017\u5b9e\u65f6\u5e7f\u57df\u7f51\u6280\u672f\uff0c\u5177\u6709\u5e7f\u8986\u76d6\u3001\u4f4e\u65f6\u5ef6\u548c\u4f4e\u529f\u8017\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u53cc\u5411\u901a\u4fe1\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9bLPWAN\u6280\u672f\u5404\u6709\u5176\u72ec\u7279\u7684\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684LPWAN\u6280\u672f\u6765\u6ee1\u8db3\u7269\u8054\u7f51\u8bbe\u5907\u7684\u8fde\u63a5\u548c\u6570\u636e\u4f20\u8f93\u9700\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 Sigfox\u6280\u672f\u5728\u54ea\u4e9b\u5177\u4f53\u884c\u4e1a\u6216\u573a\u666f\u4e2d\u5e94\u7528\u6700\u4e3a\u5e7f\u6cdb?<\/h2>\n\n\n\n<p>\u3000\u3000Sigfox\u6280\u672f\u5728\u591a\u4e2a\u884c\u4e1a\u548c\u573a\u666f\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\uff0c\u5c24\u5176\u662f\u5728\u667a\u80fd\u505c\u8f66\u3001\u667a\u80fd\u5de5\u4e1a\u3001\u516c\u5171\u4e8b\u4e1a\u670d\u52a1\u3001\u667a\u80fd\u5bb6\u5c45\u548c\u667a\u6167\u57ce\u5e02\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u505c\u8f66<\/strong>\uff1aSigfox\u6280\u672f\u5728\u667a\u80fd\u505c\u8f66\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u5728\u5fb7\u56fd\uff0cSigfox\u6280\u672f\u88ab\u7528\u4e8e\u5b9e\u65f6\u76d1\u63a7\u548c\u7ba1\u7406\u505c\u8f66\u4f4d\uff0c\u4f18\u5316\u505c\u8f66\u7cfb\u7edf\u7684\u6548\u7387\u3002\u6b64\u5916\uff0cSigfox\u6280\u672f\u8fd8\u88ab\u5e94\u7528\u4e8e\u8f66\u8f86\u505c\u8f66\u7cfb\u7edf\uff0c\u4ee5\u63d0\u9ad8\u7528\u6237\u53cb\u597d\u6027\u3001\u6210\u672c\u6548\u76ca\u548c\u8282\u80fd\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u5de5\u4e1a<\/strong>\uff1a\u6839\u636e\u5934\u8c79\u7814\u7a76\u9662\u7684\u62a5\u544a\uff0c\u667a\u80fd\u5de5\u4e1a\u662fSigfox\u6280\u672f\u6700\u5927\u7684\u5e94\u7528\u670d\u52a1\u573a\u666f\u4e4b\u4e00\uff0c\u5360\u6bd4\u7ea6\u4e3a17%\u3002\u8fd9\u8868\u660eSigfox\u6280\u672f\u5728\u5de5\u4e1a\u5236\u9020\u9886\u57df\u5177\u6709\u91cd\u8981\u5730\u4f4d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u516c\u5171\u4e8b\u4e1a\u670d\u52a1<\/strong>\uff1a\u516c\u5171\u4e8b\u4e1a\u670d\u52a1\u4e5f\u662fSigfox\u6280\u672f\u7684\u4e00\u4e2a\u4e3b\u8981\u5e94\u7528\u9886\u57df\uff0c\u5360\u6bd4\u7ea6\u4e3a14%\u3002\u8fd9\u5305\u62ec\u667a\u80fd\u8868\u8ba1\u7b49\u5e94\u7528\uff0c\u5176\u4e2d\u4e2d\u56fd\u5382\u5546\u957f\u57ce\u5f00\u53d1\u5728\u8be5\u9886\u57df\u5177\u6709\u4f18\u52bf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u5bb6\u5c45\u548c\u667a\u6167\u57ce\u5e02<\/strong>\uff1aSigfox\u516c\u53f8\u63a8\u51fa\u4e86\u4e13\u7528\u5c40\u57df\u7f51\u7edc\uff0c\u9884\u8ba1\u5c06\u7387\u5148\u5728\u667a\u80fd\u5bb6\u5c45\u548c\u667a\u6167\u57ce\u5e02\u9886\u57df\u5e94\u7528\u3002\u8fd9\u8868\u660eSigfox\u6280\u672f\u5728\u8fd9\u4e9b\u65b0\u5174\u9886\u57df\u4e5f\u6709\u5f88\u5927\u7684\u53d1\u5c55\u6f5c\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5176\u4ed6\u884c\u4e1a<\/strong>\uff1aSigfox\u6280\u672f\u8fd8\u88ab\u5e94\u7528\u4e8e\u4f9b\u5e94\u94fe\u4e0e\u7269\u6d41\u3001\u5236\u9020\u4e1a\u3001\u667a\u6167\u57ce\u5e02\u3001\u516c\u7528\u4e8b\u4e1a\u4e0e\u80fd\u6e90\u3001\u667a\u80fd\u5efa\u7b51\u3001\u96f6\u552e\u3001\u519c\u4e1a\u3001\u4fdd\u9669\u548c\u5bb6\u5ead\u7b49\u591a\u4e2a\u884c\u4e1a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRaWAN\u4e0eNB-IoT\u5728\u6027\u80fd\u548c\u6210\u672c\u65b9\u9762\u7684\u76f4\u63a5\u6bd4\u8f83\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LoRaWAN\u548cNB-IoT\u5728\u6027\u80fd\u548c\u6210\u672c\u65b9\u9762\u6709\u663e\u8457\u5dee\u5f02\uff0c\u8fd9\u4e9b\u5dee\u5f02\u4e3b\u8981\u4f53\u73b0\u5728\u8986\u76d6\u8303\u56f4\u3001\u6570\u636e\u901f\u7387\u3001\u8fde\u63a5\u91cf\u3001\u529f\u8017\u4ee5\u53ca\u90e8\u7f72\u6210\u672c\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u8986\u76d6\u8303\u56f4\u6765\u770b\uff0cNB-IoT\u7531\u4e8e\u57fa\u4e8e4G\u8702\u7a9d\u7f51\u7edc\uff0c\u5176\u4fe1\u53f7\u5f3a\u5ea6\u66f4\u5f3a\uff0c\u5c24\u5176\u9002\u5408\u5ba4\u5185\u6216\u57ce\u5e02\u5bc6\u96c6\u533a\u57df\uff0c\u800cLoRaWAN\u5219\u63d0\u4f9b\u66f4\u8fdc\u76845\u516c\u91cc\u57ce\u5e02\u8986\u76d6\u8303\u56f4\u3002\u7136\u800c\uff0c\u5728\u6700\u5927\u8026\u5408\u635f\u8017(MCL)\u65b9\u9762\uff0cNB-IoT\u7684\u8868\u73b0\u4f18\u4e8eLoRaWAN\uff0c\u8fd9\u610f\u5473\u7740NB-IoT\u5728\u4fe1\u53f7\u8f83\u5f31\u7684\u533a\u57df\u6709\u66f4\u597d\u7684\u8986\u76d6\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u6570\u636e\u901f\u7387\u548c\u8fde\u63a5\u91cf\u65b9\u9762\uff0cNB-IoT\u7684\u4e0a\u884c\u901f\u7387\u533a\u95f4\u4e3a160~250kbps\uff0c\u800cLoRaWAN\u7684\u4e0a\u884c\u901f\u7387\u533a\u95f4\u4e3a0.3~50kbps\uff0c\u56e0\u6b64NB-IoT\u7684\u6570\u636e\u901f\u7387\u66f4\u5feb\u3002\u6b64\u5916\uff0cNB-IoT\u5728\u5355\u6247\u533a\u53ef\u652f\u630110\u4e07\u8bbe\u5907\u8fde\u63a5\uff0c\u800cLoRaWAN\u5728\u5355\u6247\u533a\u53ef\u652f\u63016.5\u4e07\u8bbe\u5907\u8fde\u63a5\uff0c\u8fd9\u8868\u660eNB-IoT\u5728\u8fde\u63a5\u91cf\u4e0a\u66f4\u5177\u4f18\u52bf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5173\u4e8e\u529f\u8017\uff0cLoRaWAN\u548cNB-IoT\u7ec8\u7aef\u8bbe\u5907\u7406\u60f3\u72b6\u6001\u4e0b\u5747\u53ef\u5b9e\u73b0\u7ea610\u5e74\u7684\u7535\u6c60\u5bff\u547d\u3002LoRaWAN\u5728\u53d1\u5c04\u529f\u7387\u65b9\u9762\u66f4\u4f4e\uff0c\u800cNB-IoT\u5219\u5177\u6709\u66f4\u597d\u7684\u8282\u80fd\u7ba1\u7406\u548c\u6df1\u5ea6\u7761\u7720\u529f\u80fd\uff0c\u652f\u6301\u975e\u8fde\u7eed\u63a5\u6536\u5ef6\u957f(eDRX)\u548c\u8282\u7535\u6a21\u5f0f(PSM)\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u6210\u672c\u65b9\u9762\uff0cLoRaWAN\u7684\u5efa\u8bbe\u6210\u672c\u8f83\u4f4e\uff0c\u65e0\u9700\u5927\u89c4\u6a21\u5efa\u8bbe\u57fa\u7ad9\uff0c\u964d\u4f4e\u4e86\u5efa\u8bbe\u6210\u672c\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cNB-IoT\u9700\u8981\u901a\u4fe1\u8fd0\u8425\u5546\u7edf\u4e00\u5b8c\u6210\u90e8\u7f72\uff0c\u57fa\u7ad9\u7684\u5e73\u5747\u5e02\u573a\u4ef7\u683c\u7ea6\u4e3a8\u4e07\u5143\uff0c\u800cLoRaWAN\u7f51\u5173\u57fa\u7ad9\u7684\u5e73\u5747\u5e02\u573a\u4ef7\u683c\u7ea6\u4e3a5.000\u5143\u3002\u6b64\u5916\uff0cNB-IoT\u7684\u8bb8\u53ef\u8d39\u7528\u548c\u66f4\u9ad8\u7684\u90e8\u7f72\u6210\u672c\u4f7f\u5176\u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\u4e0d\u5982LoRaWAN\u7ecf\u6d4e\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u603b\u4f53\u800c\u8a00\uff0cLoRaWAN\u5728\u5efa\u8bbe\u6210\u672c\u3001\u6570\u636e\u4fdd\u5bc6\u6027\u548c\u529f\u8017\u65b9\u9762\u5177\u6709\u660e\u663e\u4f18\u52bf\uff0c\u9002\u5408\u9700\u8981\u8fdc\u8ddd\u79bb\u901a\u4fe1\u548c\u4f4e\u6570\u636e\u901f\u7387\u7684\u5e94\u7528\u573a\u666f;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 eMTC\u548cLTE-M\u6280\u672f\u5728\u652f\u6301\u8bed\u97f3\u670d\u52a1\u65b9\u9762\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u548c\u9650\u5236\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000eMTC(\u589e\u5f3a\u578b\u673a\u5668\u7c7b\u578b\u901a\u4fe1)\u548cLTE-M\u6280\u672f\u5728\u652f\u6301\u8bed\u97f3\u670d\u52a1\u65b9\u9762\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u548c\u9650\u5236\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. eMTC\u652f\u6301\u8bed\u97f3\u670d\u52a1\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f<\/h3>\n\n\n\n<p>\u3000\u3000eMTC\u627f\u8f7d\u8bed\u97f3\u4e1a\u52a1\u4e3b\u8981\u4f7f\u7528AMR-NB(\u81ea\u9002\u5e94\u591a\u901f\u7387\u7a84\u5e26)\u7f16\u7801\u65b9\u5f0f\uff0c\u8be5\u7f16\u7801\u65b9\u5f0f\u67098\u79cd\u901f\u7387\uff0c\u5206\u522b\u662f4.75\u30015.15\u30015.9\u30016.7\u30017.4\u30017.95\u300110.2\u300112.2 kbit\/s\u3002AMR-NB\u7f16\u7801\u7684\u901a\u8bdd\u8fc7\u7a0b\u5305\u62ec\u77ed\u6682\u6001\u3001\u901a\u8bdd\u671f\u72b6\u6001\u548c\u9759\u9ed8\u671f\uff0c\u5176\u4e2d\u901a\u8bdd\u671f\u72b6\u6001\u6bcf20 ms\u53d1\u9001\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u9759\u9ed8\u671f\u6bcf160 ms\u53d1\u9001\u9759\u97f3\u63cf\u8ff0\u7b26\u6570\u636e\u5305\u3002<\/p>\n\n\n\n<p>\u3000\u3000eMTC\u5728\u8bbe\u8ba1\u4e0a\u8003\u8651\u4e86\u4e0eLTE\u7684\u517c\u5bb9\u6027\uff0c\u4f7f\u7528LTE\u539f\u6709\u7684PBCH\u3001PSS\u548cSSS\u4fe1\u53f7\u3002eMTC UE\u6700\u5927\u53ea\u80fd\u63a5\u65366\u4e2aRB\uff0c\u5e76\u5f15\u5165\u4e86MTC\u7269\u7406\u4e0b\u884c\u63a7\u5236\u4fe1\u9053(MPDCCH)\uff0c\u5bf9PDSCH\u548cPUSCH\u5728\u8c03\u5236\u65b9\u5f0f\u3001RB\u5206\u914d\u7b49\u65b9\u9762\u8fdb\u884c\u4e86\u9650\u5236\u3002\u4e0b\u884c\u6570\u636e\u4f20\u8f93\u8fdb\u7a0b\u7531eNodeB\u901a\u8fc7MPDCCH\u53d1\u9001\u8c03\u5ea6\u6d88\u606f\u7ed9eMTC UE\uff0c\u901a\u77e5\u5176\u63a5\u6536\u4e0b\u884c\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u3000\u3000eMTC\u6709\u4e24\u79cdCE\u6a21\u5f0f\uff1aCE Mode A\u548cCE Mode B\u3002CE Mode A\u9002\u7528\u4e8e\u5c0f\u8303\u56f4\u7684\u8986\u76d6\u589e\u5f3a\uff0c\u652f\u6301\u5168\u79fb\u52a8\u6027\u548c\u4fe1\u9053\u72b6\u6001\u4fe1\u606f(CSI)\u53cd\u9988;CE Mode B\u5219\u9002\u7528\u4e8e\u6781\u5176\u6076\u52a3\u7684\u8986\u76d6\u6761\u4ef6\uff0c\u4e0d\u652f\u6301CSI\u53cd\u9988\u548c\u6709\u9650\u7684\u79fb\u52a8\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6839\u636eGSMA\u62a5\u544a\uff0c3GPP Release 13\u5f15\u5165\u4e86LTE-M\u652f\u6301VoLTE\u7684\u529f\u80fd\uff0c\u4e00\u4e9b\u82af\u7247\u548c\u57fa\u7840\u8bbe\u65bd\u4f9b\u5e94\u5546\u5df2\u5b9e\u73b0\u6709\u9650\u7684VoLTE\u529f\u80fd\u3002\u7136\u800c\uff0cVoLTE\u5728\u67d0\u4e9b\u5e02\u573a\u5c1a\u672a\u666e\u53ca\uff0c\u90e8\u5206\u8fd0\u8425\u5546\u7531\u4e8e\u76d1\u7ba1\u8981\u6c42\u800c\u6682\u65f6\u4e0d\u652f\u6301VoLTE\u529f\u80fd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. eMTC\u652f\u6301\u8bed\u97f3\u670d\u52a1\u7684\u9650\u5236<\/h3>\n\n\n\n<p>\u3000\u3000AMR-WB\u7f16\u7801\u65b9\u5f0f\u5bf9\u7f51\u7edc\u901f\u7387\u548cUE\u7684\u5904\u7406\u80fd\u529b\u8981\u6c42\u8f83\u9ad8\uff0c\u56e0\u6b64\u4e0d\u9002\u5408eMTC\u7f51\u7edc\u4f7f\u7528\u3002eMTC\u66f4\u9002\u5408\u4f7f\u7528AMR-NB\u7f16\u7801\u65b9\u5f0f\uff0c\u4f46\u5176\u7f16\u7801\u901f\u7387\u8f83\u4f4e\uff0c\u9650\u5236\u4e86\u8bed\u97f3\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000eMTC\u7684\u4e1a\u52a1\u4fe1\u9053\u662f\u5171\u4eab\u7684\uff0c\u65e0\u7ebf\u73af\u5883\u7684\u597d\u574f\u76f4\u63a5\u5f71\u54cd\u5230\u8bed\u97f3\u4e1a\u52a1\u7684\u5bb9\u91cf\u3002\u4f8b\u5982\uff0c\u5728\u65e0\u7ebf\u73af\u5883\u5dee\u7684\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u8bed\u97f3\u7528\u6237\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u66f4\u591a\u7684RB\u6765\u4fdd\u8bc1\u901a\u4fe1\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000eMTC\u7f51\u7edc\u9664\u4e86\u627f\u8f7d\u8bed\u97f3\u4e1a\u52a1\u5916\uff0c\u8fd8\u9700\u627f\u8f7d\u7cfb\u7edf\u6d88\u606f\u3001RRC\u8fde\u63a5\u7684\u5efa\u7acb\u548c\u91ca\u653e\u3001\u5207\u6362\u7b49\u4fe1\u4ee4\u5f00\u9500\u3002\u8fd9\u4e9b\u5f00\u9500\u4f1a\u5360\u7528\u90e8\u5206RB\uff0c\u4ece\u800c\u5f71\u54cd\u8bed\u97f3\u4e1a\u52a1\u7684\u5b9e\u9645\u627f\u8f7d\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8bed\u97f3\u5305\u5728\u7269\u7406\u5c42\u51fa\u73b0\u9519\u8bef\u65f6\uff0c\u4f1a\u591a\u6b21\u91cd\u4f20\uff0c\u8fd9\u4f1a\u589e\u52a0\u7f51\u7edc\u8d44\u6e90\u6d88\u8017\u5e76\u964d\u4f4e\u7cfb\u7edf\u6548\u7387\u3002\u5047\u5b9a\u4e0b\u884c\u4f20\u8f93BLER\u4e3a10%\uff0c\u6700\u5927\u4f20\u8f93\u6b21\u6570\u4e3a2\u6b21\uff0c\u5219\u5e73\u5747\u4f20\u8f93\u6b21\u6570\u4e3a1.1\u6b21\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. LTE-M\u652f\u6301\u8bed\u97f3\u670d\u52a1\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f<\/h3>\n\n\n\n<p>\u3000\u3000LTE-M\u57fa\u4e8eVoLTE(Voice over LTE)\u6280\u672f\uff0c\u5141\u8bb8\u5728LTE\u7f51\u7edc\u4e0a\u8fdb\u884c\u8bed\u97f3\u901a\u8bdd\u3002VoLTE\u652f\u6301\u5168\u53cc\u5de5\u901a\u4fe1\u548c\u534a\u53cc\u5de5\u901a\u4fe1\u6a21\u5f0f\uff0c\u4ee5\u51cf\u5c11\u529f\u8017\u5e76\u63d0\u9ad8\u8986\u76d6\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000LTE-M\u540c\u6837\u91c7\u7528CE\u6a21\u5f0fA\u548cCE\u6a21\u5f0fB\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u8986\u76d6\u6761\u4ef6\u548c\u79fb\u52a8\u6027\u9700\u6c42\u3002CE\u6a21\u5f0fA\u9002\u7528\u4e8e\u9700\u8981\u8f83\u9ad8\u6570\u636e\u901f\u7387\u548c\u9002\u5ea6\u8986\u76d6\u589e\u5f3a\u7684\u573a\u666f\uff0c\u800cCE\u6a21\u5f0fB\u9002\u7528\u4e8e\u6781\u7aef\u6076\u52a3\u7684\u8986\u76d6\u6761\u4ef6\u3002<\/p>\n\n\n\n<p>\u3000\u3000LTE-M\u901a\u8fc7\u51cf\u5c11\u5cf0\u503c\u6570\u636e\u901f\u7387\u3001\u91c7\u7528\u534a\u53cc\u5de5\u64cd\u4f5c\u548c\u5355\u63a5\u6536\u5929\u7ebf\uff0c\u964d\u4f4e\u4e86\u7528\u6237\u8bbe\u5907(UE)\u7684\u57fa\u5e26\u548c\u5c04\u9891\u590d\u6742\u5ea6\u3002\u6b64\u5916\uff0cLTE-M\u8fd8\u652f\u6301\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u5141\u8bb8UE\u5927\u5e45\u964d\u4f4e\u529f\u8017\u4ee5\u5ef6\u957f\u7535\u6c60\u5bff\u547d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004. LTE-M\u652f\u6301\u8bed\u97f3\u670d\u52a1\u7684\u9650\u5236<\/h3>\n\n\n\n<p>\u3000\u3000VoLTE\u4e0d\u662f\u5168\u7403LTE-M\u90e8\u7f72\u7684\u5f3a\u5236\u6027\u63a8\u8350\uff0c\u5982\u679c\u8fd0\u8425\u5546\u90e8\u7f72VoLTE\uff0c\u7f51\u7edc\u548c\u8bbe\u5907\u90fd\u5e94\u652f\u6301GSMA PRD NG.108 \u201cIMS Profile for Voice and SMS for UE category M1\u201d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 Weightless\u6280\u672f\u7684\u5f00\u653e\u6807\u51c6(Weightless-N\u3001Weightless-P\u3001Weightless-W)\u5404\u81ea\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000Weightless\u6280\u672f\u662f\u4e00\u79cd\u5f00\u653e\u7684\u4f4e\u529f\u8017\u5e7f\u57df\u7f51(LPWAN)\u6807\u51c6\uff0c\u7531Weightless\u7279\u6b8a\u5174\u8da3\u5c0f\u7ec4(Weightless-SIG)\u5f00\u53d1\u548c\u7ef4\u62a4\u3002Weightless\u6280\u672f\u5305\u62ec\u4e09\u79cd\u4e0d\u540c\u7684\u6807\u51c6\uff1aWeightless-N\u3001Weightless-P\u548cWeightless-W\uff0c\u6bcf\u79cd\u6807\u51c6\u90fd\u6709\u5176\u72ec\u7279\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. Weightless-N<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7279\u70b9\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5355\u5411\u901a\u4fe1<\/strong>\uff1aWeightless-N\u4ec5\u652f\u6301\u4ece\u7ec8\u7aef\u8bbe\u5907\u5230\u57fa\u7ad9\u7684\u4e0a\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8d85\u7a84\u5e26\uff08UNB\uff09\u7cfb\u7edf<\/strong>\uff1a\u4f7f\u7528\u5dee\u5206\u4e8c\u8fdb\u5236\u76f8\u79fb\u952e\u63a7(DBPSK)\u8c03\u5236\u65b9\u6848\uff0c\u5de5\u4f5c\u5728\u6b27\u76df\u7684868 MHz\u548c\u7f8e\u56fd\u7684915 MHz ISM\u9891\u6bb5\u4e0a\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u8d85\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u4f20\u611f\u5668\u7f51\u7edc\u548c\u8ba1\u91cf\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6570\u636e\u901f\u7387<\/strong>\uff1a\u6570\u636e\u901f\u7387\u572830\u81f3100 kbps\u4e4b\u95f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f20\u611f\u5668\u7f51\u7edc<\/strong>\uff1a\u7531\u4e8e\u5176\u4f4e\u529f\u8017\u7279\u6027\uff0cWeightless-N\u975e\u5e38\u9002\u5408\u7528\u4e8e\u5927\u89c4\u6a21\u7684\u4f20\u611f\u5668\u7f51\u7edc\uff0c\u5982\u73af\u5883\u76d1\u6d4b\u548c\u5de5\u4e1a\u81ea\u52a8\u5316\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8ba1\u91cf\u7cfb\u7edf<\/strong>\uff1a\u9002\u7528\u4e8e\u8fdc\u7a0b\u6284\u8868\u7b49\u9700\u8981\u957f\u8ddd\u79bb\u901a\u4fe1\u4f46\u6570\u636e\u4f20\u8f93\u91cf\u8f83\u5c0f\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. Weightless-P<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7279\u70b9\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u53cc\u5411\u901a\u4fe1<\/strong>\uff1a\u652f\u6301\u53cc\u5411\u901a\u4fe1\uff0c\u5e76\u901a\u8fc7\u786e\u8ba4\u534f\u8bae\u63d0\u9ad8\u901a\u4fe1\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7a84\u5e26\u901a\u4fe1<\/strong>\uff1a\u4f7f\u7528\u9ad8\u65af\u6700\u5c0f\u79fb\u952e\u8c03\u5236(GMSK)\u548c\u504f\u79fb\u6b63\u4ea4\u76f8\u79fb\u952e\u5236(QPSK)\u8c03\u5236\u65b9\u6848\uff0c\u5de5\u4f5c\u5728ISM\u9891\u6bb5\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u63a5\u5165\u673a\u5236<\/strong>\uff1a\u91c7\u7528\u65f6\u5206\u590d\u7528(TDM)\u548c\u9891\u5206\u590d\u7528(FDM)\uff0c\u9700\u8981\u4e0e\u57fa\u7ad9\u8fdb\u884c\u65f6\u95f4\u540c\u6b65\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6570\u636e\u901f\u7387<\/strong>\uff1a\u6570\u636e\u901f\u7387\u8303\u56f4\u4e3a0.2\u81f3100 kbps\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5de5\u4e1a\u8bbe\u5907\u76d1\u63a7<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u53cc\u5411\u901a\u4fe1\u7684\u5de5\u4e1a\u8bbe\u5907\u76d1\u63a7\uff0c\u5982\u673a\u5668\u72b6\u6001\u76d1\u6d4b\u548c\u7ef4\u62a4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5065\u5eb7\u8bbe\u5907\u76d1\u63a7<\/strong>\uff1a\u7528\u4e8e\u533b\u7597\u8bbe\u5907\u7684\u8fdc\u7a0b\u76d1\u63a7\uff0c\u5982\u60a3\u8005\u76d1\u62a4\u4eea\u548c\u53ef\u7a7f\u6234\u8bbe\u5907\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. Weightless-W<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7279\u70b9\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5229\u7528\u7535\u89c6\u767d\u7a7a\u95f4\u9891\u8c31<\/strong>\uff1a\u5de5\u4f5c\u5728470 MHz\u81f3790 MHz\u7684TV\u767d\u7a7a\u95f4\u9891\u8c31\u4e0a\uff0c\u5229\u7528\u672a\u4f7f\u7528\u7684\u8d85\u9ad8\u9891(UHF)\u9891\u6bb5\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9ad8\u6570\u636e\u901f\u7387<\/strong>\uff1a\u652f\u6301\u4ece1 kbps\u523010 Mbps\u7684\u6570\u636e\u901f\u7387\uff0c\u9002\u7528\u4e8e\u9700\u8981\u8f83\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u8c03\u5236\u65b9\u6848<\/strong>\uff1a\u652f\u6301\u591a\u79cd\u8c03\u5236\u6280\u672f\uff0c\u5305\u62ec\u5dee\u5206\u76f8\u79fb\u952e\u63a7(DBPSK)\u3001\u6b63\u4ea4\u76f8\u79fb\u952e\u63a7(QPSK)\u548c16-QAM\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u661f\u578b\u62d3\u6251\u548c\u52a0\u5bc6<\/strong>\uff1a\u652f\u6301\u661f\u578b\u62d3\u6251\u7ed3\u6784\u548c128\u4f4dAES\u52a0\u5bc6\uff0c\u6bcf\u4e2a\u6570\u636e\u5305\u53ef\u643a\u5e26\u6700\u591a10\u5b57\u8282\u7684\u6709\u6548\u8d1f\u8f7d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f\uff1a<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9ad8\u6570\u636e\u901f\u7387\u5e94\u7528<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u8f83\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u573a\u666f\uff0c\u5982\u89c6\u9891\u76d1\u63a7\u548c\u9ad8\u6e05\u56fe\u50cf\u4f20\u8f93\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5ba4\u5185\u548c\u5ba4\u5916\u901a\u4fe1<\/strong>\uff1a\u7531\u4e8eTV\u767d\u7a7a\u95f4\u9891\u8c31\u7684\u7279\u70b9\uff0cWeightless-W\u53ef\u4ee5\u5728\u5ba4\u5185\u548c\u5ba4\u5916\u73af\u5883\u4e2d\u5b9e\u73b0\u8f83\u8fdc\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u5206\u522b\u53ef\u8fbe5\u516c\u91cc\u548c10\u516c\u91cc\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 LaKi\u6280\u672f\u7684\u6700\u65b0\u53d1\u5c55\u52a8\u6001\u548c\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LaKi\u6280\u672f\u662f\u7531\u5e38\u5dde\u5343\u7c73\u7535\u5b50\u79d1\u6280\u6709\u9650\u516c\u53f8\u5f00\u53d1\u7684\u4e00\u79cd\u8d85\u4f4e\u529f\u8017\u5b9e\u65f6\u5e7f\u57df\u7f51\u6280\u672f\uff0c\u65e8\u5728\u89e3\u51b3\u7269\u8054\u7f51\u6700\u540e\u4e00\u516c\u91cc\u7684\u4f4e\u6210\u672c\u5927\u89c4\u6a21\u8986\u76d6\u95ee\u9898\u3002\u8be5\u6280\u672f\u901a\u8fc7\u4ece\u7269\u7406\u5c42(PHY)\u5230\u5a92\u4f53\u8bbf\u95ee\u63a7\u5236\u5c42(MAC)\u7684\u5168\u9762\u521b\u65b0\uff0c\u5b9e\u73b0\u4e86\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u9ad8\u5e26\u5bbd\u7684\u65e0\u7ebf\u901a\u8baf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. 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