{"id":3353,"date":"2023-06-13T17:52:14","date_gmt":"2023-06-13T09:52:14","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=3353"},"modified":"2023-07-21T09:18:34","modified_gmt":"2023-07-21T01:18:34","slug":"zdwxtxmkynjzgzylssm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/3353.html","title":{"rendered":"\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u6709\u54ea\u51e0\u79cd\uff1f\u5de5\u4f5c\u539f\u7406\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"\n

\u3000\u3000\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1<\/a>\u6a21\u5757<\/strong>\u662f\u4e00\u79cd\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u65e0\u7ebf\u6a21\u5757<\/a><\/strong>\uff0c\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u901a\u8fc7\u65e0\u7ebf\u65b9\u5f0f\u4f20\u8f93\u5230\u8fdc\u5904\u3002\u5b83\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51\u3001\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u79cd\u7c7b\u548c\u5de5\u4f5c\u539f\u7406\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757<\/a><\/strong>\u7684\u79cd\u7c7b<\/h2>\n\n\n\n

\u3000\u30001. LoRa\u6a21\u5757<\/h3>\n\n\n\n

\u3000\u3000LoRa\u6a21\u5757\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u3002\u5b83\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u4f20\u8f93\u6570\u636e\uff0c\u5e76\u4e14\u5177\u6709\u4f4e\u529f\u8017\u3001\u6297\u5e72\u6270\u7b49\u7279\u70b9\u3002LoRa\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u519c\u4e1a\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n

\u3000\u30002. NB-IoT\u6a21\u5757<\/h3>\n\n\n\n

\u3000\u3000NB-IoT\u6a21\u5757\u662f\u4e00\u79cd\u7a84\u5e26\u7269\u8054\u7f51\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u3002NB-IoT\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u7535\u8868\u3001\u667a\u80fd\u505c\u8f66\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n

\u3000\u30003. TPUNB\u6a21\u5757<\/h3>\n\n\n\n

\u3000\u3000TPUNB\u6a21\u5757\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u3002\u5b83\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u8fdc\u8ddd\u79bb\u4f20\u8f93\uff0c\u5e76\u4e14\u5177\u6709\u4f4e\u529f\u8017\u3001\u6297\u5e72\u6270\u7b49\u7279\u70b9\u3002TPUNB\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u5de5\u5382\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n

\u3000\u3000\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u8c03\u5236\u3001\u89e3\u8c03\u6280\u672f\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u5316\u4e3a\u65e0\u7ebf\u4fe1\u53f7\u8fdb\u884c\u4f20\u8f93\u3002\u5176\u5177\u4f53\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u53d1\u5c04\u7aef<\/h3>\n\n\n\n

\u3000\u3000\u5728\u53d1\u5c04\u7aef\uff0c\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5c06\u6570\u5b57\u4fe1\u53f7\u8fdb\u884c\u8c03\u5236\uff0c\u5c06\u5176\u8f6c\u5316\u4e3a\u65e0\u7ebf\u4fe1\u53f7\u3002\u8c03\u5236\u6280\u672f\u53ef\u4ee5\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u5316\u4e3a\u6a21\u62df\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u6a21\u62df\u4fe1\u53f7\u8f6c\u5316\u4e3a\u65e0\u7ebf\u4fe1\u53f7\u8fdb\u884c\u4f20\u8f93\u3002\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u8c03\u5236\u6280\u672f\uff0c\u5982\u9891\u79fb\u952e\u63a7\u8c03\u5236(FSK)\u3001\u632f\u5e45\u952e\u63a7\u8c03\u5236(ASK)\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30002. \u4f20\u8f93\u4ecb\u8d28<\/h3>\n\n\n\n

\u3000\u3000\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u4f20\u8f93\u4ecb\u8d28\u662f\u7a7a\u6c14\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u7a7a\u6c14\u5c06\u65e0\u7ebf\u4fe1\u53f7\u4f20\u8f93\u5230\u63a5\u6536\u7aef\u3002<\/p>\n\n\n\n

\u3000\u30003. \u63a5\u6536\u7aef<\/h3>\n\n\n\n

\u3000\u3000\u5728\u63a5\u6536\u7aef\uff0c\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5c06\u63a5\u6536\u5230\u7684\u65e0\u7ebf\u4fe1\u53f7\u8fdb\u884c\u89e3\u8c03\uff0c\u5c06\u5176\u8f6c\u5316\u4e3a\u6570\u5b57\u4fe1\u53f7\u3002\u89e3\u8c03\u6280\u672f\u53ef\u4ee5\u5c06\u65e0\u7ebf\u4fe1\u53f7\u8f6c\u5316\u4e3a\u6a21\u62df\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u6a21\u62df\u4fe1\u53f7\u8f6c\u5316\u4e3a\u6570\u5b57\u4fe1\u53f7\u3002\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u89e3\u8c03\u6280\u672f\uff0c\u5982\u9891\u79fb\u952e\u63a7\u89e3\u8c03(FSK)\u3001\u632f\u5e45\u952e\u63a7\u89e3\u8c03(ASK)\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30004. \u6570\u636e\u5904\u7406<\/h3>\n\n\n\n

\u3000\u3000\u5728\u63a5\u6536\u5230\u6570\u5b57\u4fe1\u53f7\u540e\uff0c\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u5904\u7406\u3002\u8fd9\u5305\u62ec\u6570\u636e\u7684\u89e3\u7801\u3001\u6821\u9a8c\u548c\u91cd\u7ec4\u3002\u6570\u636e\u5904\u7406\u53ef\u4ee5\u4f7f\u63a5\u6536\u5230\u7684\u6570\u636e\u66f4\u52a0\u5b8c\u6574\u548c\u51c6\u786e\u3002<\/p>\n\n\n\n

\u3000\u3000\u603b\u7ed3<\/h2>\n\n\n\n

\u3000\u3000\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u662f\u4e00\u79cd\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u65e0\u7ebf\u6a21\u5757\uff0c\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u901a\u8fc7\u65e0\u7ebf\u65b9\u5f0f\u4f20\u8f93\u5230\u8fdc\u5904\u3002LoRa\u6a21\u5757\u3001NB-IoT\u6a21\u5757\u548cTPUNB\u6a21\u5757\u662f\u5e38\u89c1\u7684\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u3002\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u8c03\u5236\u3001\u89e3\u8c03\u6280\u672f\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u5316\u4e3a\u65e0\u7ebf\u4fe1\u53f7\u8fdb\u884c\u4f20\u8f93\u3002\u7a84\u5e26\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51\u3001\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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