{"id":99468,"date":"2024-11-22T15:20:26","date_gmt":"2024-11-22T07:20:26","guid":{"rendered":"\/\/www.viralrail.com\/?p=99468"},"modified":"2024-11-22T15:20:36","modified_gmt":"2024-11-22T07:20:36","slug":"dddmkyzsmdf","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/99468.html","title":{"rendered":"\u70b9\u5bf9\u70b9\u6a21\u5757\u7528\u5728\u4ec0\u4e48\u5730\u65b9"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u70b9\u5bf9\u70b9\u6a21\u5757<\/strong>\u5728\u591a\u4e2a\u9886\u57df\u4e2d\u90fd\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul 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DTU\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u70b9\u5bf9\u70b9\u4f20\u8f93\u3002\u70b9\u5bf9\u70b9\u529f\u80fd\u7684\u5b9e\u73b0\u6d41\u7a0b\u5305\u62ec\u83b7\u53d6\u5bf9\u4f20ID\u53f7\uff0c\u914d\u7f6eSocket\u4e3a\u70b9\u5bf9\u70b9\u6a21\u5f0f\uff0c\u8bbe\u7f6e\u76ee\u6807ID\uff0c\u5e76\u4fdd\u5b58\u91cd\u542f\u8bbe\u5907\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u8fd8\u91c7\u7528\u4e86MQTT\u534f\u8bae\u8fd0\u884c\u5728ESP8266\u677f\u4e0a\uff0c\u652f\u6301\u672c\u5730\u548c\u8fdc\u7a0b\u63a7\u5236\u3002MQTT\u534f\u8bae\u5141\u8bb8\u5bf9\u540c\u4e00\u623f\u95f4\u548c\u5176\u4ed6\u623f\u95f4\u7684\u64cd\u4f5c\u8fdb\u884c\u5e73\u7b49\u5904\u7406\uff0c\u540c\u65f6\u6613\u4e8e\u5b89\u88c5\u548c\u6269\u5c55\u3002\u901a\u8fc7GSM\u5c4f\u853d\u677f\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u975e\u667a\u80fd\u624b\u673a\u8fdc\u7a0b\u63a7\u5236\u5bb6\u5ead\uff0c\u65e0\u9700\u5916\u90e8\u4e92\u8054\u7f51\u8fde\u63a5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u65e0\u4eba\u673a\u901a\u4fe1\u7cfb\u7edf\u4e2d\u4f7f\u7528\u70b9\u5bf9\u70b9\u6a21\u5757\u7684\u6280\u672f\u7ec6\u8282\u548c\u4f18\u52bf\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u65e0\u4eba\u673a\u901a\u4fe1\u7cfb\u7edf\u4e2d\u4f7f\u7528\u70b9\u5bf9\u70b9\u6a21\u5757\u7684\u6280\u672f\u7ec6\u8282\u548c\u4f18\u52bf\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>\u4f4e\u529f\u8017\u8fdc\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1a\u57fa\u4e8eLoRa\/TPUNB\u534f\u8bae\u7684\u70b9\u5bf9\u70b9\u901a\u4fe1\u6a21\u5757\u5177\u6709\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u7279\u6027\uff0c\u9002\u7528\u4e8e\u590d\u6742\u573a\u666f\u3002\u4f8b\u5982\uff0cCR100A MESH\u81ea\u7ec4\u7f51\u6a21\u5757\u652f\u6301\u70b9\u5bf9\u70b9\u901a\u4fe1\u8ddd\u79bb\u53ef\u8fbe8\u516c\u91cc\uff0c\u5e76\u4e14\u652f\u6301WIFI\u30014G\u30015G\u7b49\u591a\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u5b9e\u73b0\u8de8\u5e73\u53f0\u3001\u8de8\u7ec8\u7aef\u7684\u65e0\u7ebf\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7075\u6d3b\u7684\u4f20\u8f93\u534f\u8bae<\/strong>\uff1a\u70b9\u5bf9\u70b9\u901a\u4fe1\u6a21\u5757\u901a\u5e38\u652f\u6301\u591a\u79cd\u4f20\u8f93\u534f\u8bae\uff0c\u5982Mavlink2\u7b49\uff0c\u8fd9\u4f7f\u5f97\u65e0\u4eba\u673a\u901a\u4fe1\u7cfb\u7edf\u80fd\u591f\u9002\u5e94\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u6a21\u6001\u878d\u5408\u901a\u4fe1<\/strong>\uff1a\u4e00\u4e9b\u70b9\u5bf9\u70b9\u901a\u4fe1\u6a21\u5757\u652f\u6301\u591a\u6a21\u6001\u878d\u5408\u901a\u4fe1\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u53ef\u4ee5\u540c\u65f6\u5229\u7528\u591a\u79cd\u901a\u4fe1\u6280\u672f(\u5982WiFi\u30014G\u30015G)\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8df3\u9891\u6269\u9891\u529f\u80fd<\/strong>\uff1a\u4f8b\u5982\uff0cE62-433T20S\u70b9\u5bf9\u70b9\u9ad8\u901f\u4f20\u8f93\u6a21\u5757\u5177\u6709\u8df3\u9891\u6269\u9891\u529f\u80fd(FHSS)\uff0c\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u8f93\u5165\u591a\u8f93\u51fa\uff08MIMO\uff09\u6280\u672f<\/strong>\uff1a\u5728\u70b9\u5bf9\u70b9\u901a\u4fe1\u4e2d\uff0cMIMO\u6280\u672f\u53ef\u4ee5\u5229\u7528\u591a\u4e2a\u5929\u7ebf\u53d1\u9001\u548c\u63a5\u6536\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u4fe1\u9053\u5bb9\u91cf\u548c\u4f20\u8f93\u901f\u7387\u3002\u591a\u7528\u6237MIMO(MU-MIMO)\u6280\u672f\u901a\u8fc7\u5728\u57fa\u7ad9\u7aef\u4f7f\u7528\u591a\u4e2a\u5929\u7ebf\uff0c\u800c\u65e0\u4eba\u673a\u7aef\u4ec5\u4f7f\u7528\u5355\u4e2a\u5929\u7ebf\uff0c\u89e3\u51b3\u4e86\u65e0\u4eba\u673a\u5929\u7ebf\u80fd\u529b\u6709\u9650\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e94\u6025\u901a\u4fe1\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u65e0\u7ebf\u5e94\u6025\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u5305\u542b\u70b9\u5bf9\u70b9\u3001\u70b9\u5bf9\u591a\u70b9\u4e2d\u7ee7\u4e0eMESH\u81ea\u7ec4\u7f51\u8fde\u63a5\uff0c\u53ef\u5feb\u901f\u7a33\u5b9a\u3001\u4fbf\u6377\u5730\u7ec4\u5efa\u5e94\u6025\u901a\u4fe1\u7f51\u7edc\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u65e0\u4eba\u673a\u901a\u4fe1\u7cfb\u7edf\u4e2d\u4f7f\u7528\u70b9\u5bf9\u70b9\u6a21\u5757\u7684\u6280\u672f\u7ec6\u8282\u5305\u62ec\u4f4e\u529f\u8017\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3001\u7075\u6d3b\u7684\u4f20\u8f93\u534f\u8bae\u3001\u591a\u6a21\u6001\u878d\u5408\u901a\u4fe1\u3001\u8df3\u9891\u6269\u9891\u529f\u80fd\u4ee5\u53caMIMO\u6280\u672f\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u7269\u8054\u7f51(IoT)\u4e2d\u70b9\u5bf9\u70b9\u6a21\u5757\u652f\u6301\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000\u7269\u8054\u7f51(IoT)\u4e2d\u70b9\u5bf9\u70b9\u6a21\u5757\u652f\u6301\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\u6280\u672f\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa(Long Range)\u662f\u4e00\u79cd\u57fa\u4e8e\u4f4e\u529f\u8017\u5e7f\u57df\u7f51(LPWAN)\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u91c7\u7528\u6269\u9891\u8c03\u5236\u65b9\u5f0f\uff0c\u5c06\u6570\u636e\u4fe1\u53f7\u6269\u5c55\u5230\u5bbd\u5e26\u4fe1\u9053\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u901a\u4fe1\u3002LoRa\u6a21\u5757\u901a\u5e38\u91c7\u7528\u8d85\u4f4e\u529f\u8017MCU\uff0c\u5e76\u642d\u8f7dSemtech\u6700\u65b0\u7684LoRa SX1262\u82af\u7247\uff0c\u5728\u76f8\u540c\u4f20\u8f93\u529f\u7387\u4e0b\uff0c\u5176\u529f\u8017\u4f4e\u4e8e\u65e7\u6b3eSX127x\u7cfb\u5217\u3002\u6b64\u5916\uff0cLoRa\u6280\u672f\u8fd8\u517c\u5bb9\u6807\u51c6LoRaWAN\u534f\u8bae\uff0c\u652f\u6301\u70b9\u5bf9\u70b9(P2P)\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7a84\u5e26\u7269\u8054\u7f51(NB-IoT)\u662f\u4e00\u79cd\u8702\u7a9d\u7cfb\u7edf\u4e2d\u7684\u65e0\u7ebf\u63a5\u5165\u6280\u672f\uff0c\u5bf9\u529f\u8017\u6709\u4e25\u683c\u8981\u6c42\uff0c\u4f8b\u5982\u5176\u7ec8\u7aef\u53ef\u80fd\u9700\u8981\u4e00\u5757\u7535\u6c60\u7ef4\u6301\u6b63\u5e38\u5de5\u4f5c\u957f\u8fbe\u6570\u5e74\u4e4b\u4e45\u3002NB-IoT\u6a21\u5757\u5982\u79fb\u8fdc\u901a\u4fe1\u7684BC35-G\u3001BC28\u548cBC95 R2.0\u5747\u652f\u6301\u591a\u79cd\u4f4e\u529f\u8017\u65b9\u6848\uff0c\u5305\u62ecDRX(Discontinuous Reception)\u3001eDRX(Extended DRX)\u548cPSM(Power Saving Mode)\uff0c\u8fd9\u4e9b\u65b9\u6848\u53ef\u4ee5\u5e73\u8861\u529f\u8017\u4e0e\u5b9e\u65f6\u6027\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u3000\u3000Zigbee\u662f\u4e00\u79cd\u77ed\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u6807\u51c6\uff0c\u9002\u7528\u4e8e\u5bb6\u5ead\u81ea\u52a8\u5316\u548c\u4f20\u611f\u5668\u7f51\u7edc\u7b49\u5e94\u7528\u3002Zigbee\u8282\u70b9\u5229\u7528\u5355\u8df3\u4fbf\u53ef\u83b7\u5f97\u77ed\u8ddd\u79bb\u901a\u4fe1\uff0c\u5728\u4f11\u7720\u72b6\u6001\u4e0b\u529f\u8017\u7535\u6d41\u4ec5\u4e3a0.2uA\uff0c\u53ef\u5b9e\u73b0\u4f4e\u529f\u8017\u4e0b\u7684\u957f\u8ddd\u79bb\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u84dd\u7259\u4f4e\u529f\u8017(Bluetooth Low Energy\uff0cBLE)\u4e5f\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u53ef\u7a7f\u6234\u8bbe\u5907\u548c\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u96f6\u529f\u8017\u901a\u4fe1\u6280\u672f\u901a\u8fc7\u5c04\u9891\u80fd\u91cf\u91c7\u96c6\u3001\u53cd\u5411\u6563\u5c04\u548c\u4f4e\u529f\u8017\u8ba1\u7b97\u7b49\u5173\u952e\u6280\u672f\uff0c\u5b9e\u73b0\u514d\u7535\u6c60\u7ec8\u7aef\u7684\u5de5\u4f5c\u6a21\u5f0f\u3002\u8fd9\u79cd\u6280\u672f\u80fd\u591f\u91c7\u96c6\u7a7a\u95f4\u4e2d\u7684\u65e0\u7ebf\u7535\u6ce2\u4ee5\u9a71\u52a8\u7ec8\u7aef\u5de5\u4f5c\uff0c\u4ece\u800c\u5b9e\u73b0\u771f\u6b63\u7684\u96f6\u529f\u8017\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7269\u8054\u7f51\u4e2d\u70b9\u5bf9\u70b9\u6a21\u5757\u652f\u6301\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u4f9d\u8d56\u4e8eLoRa\u3001NB-IoT\u3001Zigbee\u3001\u84dd\u7259\u4f4e\u529f\u8017\u4ee5\u53ca\u96f6\u529f\u8017\u901a\u4fe1\u6280\u672f\u7b49\u591a\u79cd\u5148\u8fdb\u6280\u672f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 \u79fb\u52a8\u901a\u4fe1\u9886\u57df\u4e2d\uff0c\u70b9\u5bf9\u70b9\u6a21\u5757\u5982\u4f55\u901a\u8fc74G\u6a21\u5757\u5b9e\u73b0\u8fdc\u7a0b\u8bbe\u5907\u7684\u76f4\u63a5\u901a\u4fe1?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u79fb\u52a8\u901a\u4fe1\u9886\u57df\u4e2d\uff0c\u70b9\u5bf9\u70b9\u6a21\u5757\u901a\u8fc74G\u6a21\u5757\u5b9e\u73b0\u8fdc\u7a0b\u8bbe\u5907\u7684\u76f4\u63a5\u901a\u4fe1\u4e3b\u8981\u4f9d\u8d56\u4e8e\u8702\u7a9d\u7f51\u7edc(\u5982LTE\u7f51\u7edc)\u6765\u5b8c\u6210\u6570\u636e\u4f20\u8f93\u3002\u5177\u4f53\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul 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