{"id":98804,"date":"2024-11-05T09:17:28","date_gmt":"2024-11-05T01:17:28","guid":{"rendered":"\/\/www.viralrail.com\/?p=98804"},"modified":"2024-11-05T09:17:45","modified_gmt":"2024-11-05T01:17:45","slug":"lxysydpdhwxayctm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/98804.html","title":{"rendered":"LoRaWAN\u534f\u8bae\u4f7f\u7528\u7684\u9891\u6bb5\u548c\u65e0\u7ebfAP\u6709\u51b2\u7a81\u5417"},"content":{"rendered":"\n

\u3000\u3000LoRaWAN\u534f\u8bae<\/strong>\u4e3b\u8981\u8fd0\u884c\u5728\u5de5\u4e1a\u3001\u79d1\u5b66\u548c\u533b\u7597(ISM)\u9891\u6bb5\uff0c\u8fd9\u4e9b\u9891\u6bb5\u5305\u62ec433 MHz\u3001868 MHz\u548c915 MHz\u7b49\u3002ISM\u9891\u6bb5\u662f\u514d\u6388\u6743\u9891\u6bb5\uff0c\u8fd9\u610f\u5473\u7740LoRaWAN\u8bbe\u5907\u53ef\u4ee5\u5728\u8fd9\u4e9b\u9891\u6bb5\u5185\u81ea\u7531\u4f7f\u7528\u800c\u4e0d\u9700\u8981\u83b7\u5f97\u8bb8\u53ef\u3002<\/p>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u5c40\u57df\u7f51(WLAN)\u901a\u5e38\u4f7f\u75282.4 GHz\u9891\u6bb5\uff0c\u8fd9\u662f\u53e6\u4e00\u4e2aISM\u9891\u6bb5\uff0c\u4f46\u4e0eLoRaWAN\u4f7f\u7528\u7684\u9891\u6bb5\u4e0d\u540c\u3002\u56e0\u6b64\uff0cLoRaWAN\u534f\u8bae\u4f7f\u7528\u7684\u9891\u6bb5\u4e0e\u65e0\u7ebfAP(\u65e0\u7ebf\u63a5\u5165\u70b9)\u4f7f\u7528\u7684\u9891\u6bb5\u6ca1\u6709\u76f4\u63a5\u51b2\u7a81\uff0c\u56e0\u4e3a\u5b83\u4eec\u4f7f\u7528\u4e0d\u540c\u7684ISM\u9891\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u3000\u7136\u800c\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u67d0\u4e9b\u5730\u533a\uff0c\u5982\u4e2d\u56fd\uff0cLoRaWAN\u53ef\u4ee5\u4f7f\u7528779-787 MHz\u9891\u6bb5\uff0c\u8fd9\u4e0e\u67d0\u4e9b\u56fd\u5bb6\u6216\u5730\u533a\u7684Wi-Fi\u9891\u6bb5\u53ef\u80fd\u4f1a\u6709\u91cd\u53e0\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u4f1a\u5b58\u5728\u5e72\u6270\u95ee\u9898\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u5bc6\u5ea6\u90e8\u7f72\u7684\u60c5\u51b5\u4e0b\u3002\u56e0\u6b64\uff0c\u5728\u90e8\u7f72LoRaWAN\u7f51\u7edc\u65f6\uff0c\u5e94\u8003\u8651\u5f53\u5730\u7684\u9891\u8c31\u5206\u914d\u60c5\u51b5\u4ee5\u907f\u514d\u6f5c\u5728\u7684\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000LoRaWAN\u534f\u8bae\u4f7f\u7528\u7684\u9891\u6bb5\u4e0e\u65e0\u7ebfAP\u4f7f\u7528\u7684\u9891\u6bb5\u901a\u5e38\u4e0d\u51b2\u7a81\uff0c\u4f46\u5728\u7279\u5b9a\u5730\u533a\u53ef\u80fd\u5b58\u5728\u5e72\u6270\u98ce\u9669\uff0c\u9700\u8981\u6839\u636e\u5f53\u5730\u9891\u8c31\u89c4\u5212\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 LoRaWAN\u534f\u8bae\u5728\u4e0d\u540c\u56fd\u5bb6\u7684\u9891\u6bb5\u5206\u914d\u60c5\u51b5\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

\u3000\u3000LoRaWAN\u534f\u8bae\u5728\u4e0d\u540c\u56fd\u5bb6\u7684\u9891\u6bb5\u5206\u914d\u60c5\u51b5\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u3000\u7f8e\u56fd<\/strong>\uff1aLoRaWAN\u4f7f\u7528902-928 MHz\u9891\u6bb5\uff0c\u8be5\u9891\u6bb5\u88ab\u5206\u4e3a\u4e13\u95e8\u7684\u4e0a\u884c\u94fe\u8def\u548c\u4e0b\u884c\u94fe\u8def\u4fe1\u9053\u3002\u6bcf\u4e2a\u5b50\u9891\u6bb5\u5305\u542b8\u4e2a125 kHz\u4e0a\u884c\u94fe\u8def\u4fe1\u9053\u3001\u4e00\u4e2a500 kHz\u4e0a\u884c\u94fe\u8def\u4fe1\u9053\u548c\u4e00\u4e2a500 kHz\u4e0b\u884c\u94fe\u8def\u4fe1\u9053\u3002<\/p>\n\n\n\n

\u3000\u3000\u6b27\u6d32<\/strong>\uff1aLoRaWAN\u4f7f\u7528863-870 MHz\u9891\u6bb5\uff0c\u5360\u7a7a\u6bd4\u53ef\u4ee5\u4f4e\u81f30.1%\u3002\u6b27\u6d32\u5b9a\u4e49\u4e86\u5341\u4e2a\u4fe1\u9053\uff0c\u5176\u4e2d\u516b\u4e2a\u662f125 kHz LoRa\u4fe1\u9053\uff0c\u63d0\u4f9b\u4ece250 bps\u52305.5 kbps\u7684\u6570\u636e\u901f\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u65e5\u672c<\/strong>\uff1aLoRaWAN\u4f7f\u7528920-923 MHz\u9891\u6bb5\uff0c\u4fe1\u9053\u5e26\u5bbd\u9009\u9879\u4e3a125 kHz\u3001250 kHz\u6216500 kHz\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e9a\u592a\u5730\u533a<\/strong>\uff1a\u4e00\u4e9b\u56fd\u5bb6\u548c\u5730\u533a\u91c7\u7528AS923\u9891\u6bb5(\u5de5\u4f5c\u9891\u7387\u4e3a923 MHz)\uff0c\u800c\u6fb3\u5927\u5229\u4e9a\u548c\u65b0\u897f\u5170\u5219\u91c7\u7528AU915-928\u9891\u6bb5(\u5de5\u4f5c\u9891\u7387\u4e3a915-928 MHz)\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e2d\u56fd<\/strong>\uff1aLoRaWAN\u5728\u4e2d\u56fd\u4f7f\u7528\u4e24\u4e2a\u4e3b\u8981\u9891\u6bb5\uff0c\u5206\u522b\u662f470-510 MHz(CN470)\u548c779-787 MHz\u3002\u5176\u4e2d\uff0cCN470\u9891\u6bb5\u4e3b\u8981\u7528\u4e8e\u5c45\u6c11\u6284\u8868\u5e94\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u5176\u4ed6\u56fd\u5bb6\u548c\u5730\u533a<\/strong>\uff1a<\/p>\n\n\n\n