{"id":98830,"date":"2024-11-05T14:35:24","date_gmt":"2024-11-05T06:35:24","guid":{"rendered":"\/\/www.viralrail.com\/?p=98830"},"modified":"2024-11-05T14:35:27","modified_gmt":"2024-11-05T06:35:27","slug":"lmssm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/98830.html","title":{"rendered":"LoRa module\u662f\u4ec0\u4e48?"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa\u6a21\u5757<\/strong>\u662f\u4e00\u79cd\u57fa\u4e8eLoRa\u6280\u672f\u7684\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\uff0c\u4e3b\u8981\u7528\u4e8e\u5b9e\u73b0\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u3002LoRa(Long Range\uff0c\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u7535)\u6280\u672f\u7531Semtech\u516c\u53f8\u5f00\u53d1\uff0c\u5177\u6709\u663e\u8457\u7684\u957f\u8ddd\u79bb\u4f20\u8f93\u80fd\u529b\u548c\u4f4e\u529f\u8017\u7279\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u6838\u5fc3\u90e8\u5206\u662fSemtech\u516c\u53f8\u5f00\u53d1\u7684LoRa\u82af\u7247\uff0c\u8be5\u82af\u7247\u96c6\u6210\u4e86LoRa\u8c03\u5236\u89e3\u8c03\u5668\u3001\u5c04\u9891\u524d\u7aef\u548c\u57fa\u5e26\u5904\u7406\u5668\u7b49\u529f\u80fd\u3002\u8fd9\u79cd\u6a21\u5757\u901a\u5e38\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u80fd\u591f\u5728\u76f8\u540c\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u6bd4\u5176\u4ed6\u65e0\u7ebf\u65b9\u5f0f\u4f20\u64ad\u5f97\u66f4\u8fdc\uff0c\u5b9e\u73b0\u4f4e\u529f\u8017\u4e0e\u8fdc\u8ddd\u79bb\u7684\u7edf\u4e00\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u4e3b\u8981\u7279\u70b9\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1a\u5728\u57ce\u9547\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe2-5\u5343\u7c73\uff0c\u90ca\u533a\u53ef\u8fbe15\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1a\u975e\u5e38\u9002\u5408\u7535\u6c60\u4f9b\u7535\u8bbe\u5907\uff0c\u80fd\u591f\u5728\u7535\u6c60\u4e0a\u8fd0\u884c\u5f88\u957f\u65f6\u95f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1a\u9002\u7528\u4e8e\u5de5\u4e1a\u6216\u6237\u5916\u7b49\u6076\u52a3\u73af\u5883\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u8bbe\u5907\u8fde\u63a5<\/strong>\uff1a\u652f\u6301\u81ea\u52a8\u4e2d\u7ee7\u7ec4\u7f51\u3001\u7a7a\u4e2d\u5524\u9192\u3001\u5b9a\u70b9\u4f20\u8f93\u3001\u5e7f\u64ad\u4f20\u8f93\u7b49\u591a\u79cd\u901a\u4fe1\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u5b89\u5168\u6027<\/strong>\uff1a\u652f\u6301AES\u786c\u4ef6\u52a0\u5bc6\u673a\u5236\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51(IoT)\u9879\u76ee\u4e2d\uff0c\u5982\u667a\u80fd\u7535\u7f51\u3001\u667a\u80fd\u4ea4\u901a\u3001\u65e0\u7ebf\u6c34\u6c14\u70ed\u8868\u6284\u8868\u3001\u65e0\u7ebf\u81ea\u52a8\u5316\u6570\u636e\u91c7\u96c6\u3001\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5efa\u7b51\u3001\u6d88\u9632\u3001\u516c\u5171\u5b89\u5168\u3001\u73af\u5883\u4fdd\u62a4\u3001\u6c14\u8c61\u3001\u6570\u5b57\u5316\u533b\u7597\u3001\u9065\u611f\u52d8\u6d4b\u3001\u519b\u4e8b\u3001\u7a7a\u95f4\u63a2\u7d22\u3001\u519c\u4e1a\u3001\u6797\u4e1a\u3001\u6c34\u52a1\u3001\u7164\u77ff\u3001\u77f3\u5316\u7b49\u9886\u57df\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u53ef\u4ee5\u4e0eWiFi\u3001\u84dd\u7259\u7b49\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7ed3\u5408\uff0c\u5b9e\u73b0\u66f4\u5e7f\u6cdb\u7684\u8fde\u63a5\u8303\u56f4\u548c\u6570\u636e\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u56e0\u5176\u72ec\u7279\u7684\u957f\u8ddd\u79bb\u901a\u4fe1\u548c\u4f4e\u529f\u8017\u7279\u6027\uff0c\u5728\u7269\u8054\u7f51\u9886\u57df\u5360\u636e\u4e86\u91cd\u8981\u5730\u4f4d\uff0c\u662f\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u548c\u63a7\u5236\u7684\u6709\u6548\u5de5\u5177\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u6a21\u5757\u4e0eWiFi\u548c\u84dd\u7259\u6280\u672f\u7ed3\u5408\u7684\u5177\u4f53\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u4e0eWiFi\u548c\u84dd\u7259\u6280\u672f\u7ed3\u5408\u7684\u5177\u4f53\u5e94\u7528\u6848\u4f8b\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u7269\u8054\u7f51\u573a\u666f\u4e2d\u7684\u5b9a\u4f4d\u4e0e\u73af\u5883\u76d1\u6d4b<\/strong>\uff1a\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\uff0cLoRa\u548c\u84dd\u7259\u6280\u672f\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528\u4ee5\u5b9e\u73b0\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u901a\u4fe1\u3002\u4f8b\u5982\uff0cLW003-B\u662f\u4e00\u4e2a\u96c6\u6210\u4e86LoRa\u548c\u84dd\u7259\u7684\u7f51\u5173\uff0c\u7528\u4e8e\u73af\u5883\u76d1\u6d4b\u548c\u5ba4\u5185\u5b9a\u4f4d\u3002\u8fd9\u79cd\u7ec4\u5408\u5229\u7528\u4e86LoRa\u7684\u8fdc\u8ddd\u79bb\u4f20\u8f93\u80fd\u529b\u548c\u84dd\u7259\u7684\u9ad8\u7cbe\u5ea6\u5b9a\u4f4d\u80fd\u529b\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u4e00\u4e2a\u9ad8\u6548\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u80fd\u5bb6\u5c45\u4e2d\u7684\u8bbe\u5907\u63a7\u5236<\/strong>\uff1a\u5728\u667a\u80fd\u5bb6\u5c45\u9886\u57df\uff0cWiFi\u901a\u5e38\u7528\u4e8e\u9891\u7e41\u3001\u5b9e\u65f6\u7684\u5927\u6570\u636e\u91cf\u4ea4\u4e92\uff0c\u800c\u84dd\u7259\u5219\u7528\u4e8e\u4f4e\u529f\u8017\u8bbe\u5907\u7684\u901f\u5ea6\u4f18\u5316\u548c\u5ba4\u5185\u7167\u660e\u3001\u5f00\u5173\u7b49\u573a\u666f\u4e2d\u7684Mesh\u7f51\u7edc\u529f\u80fd\u3002LoRa\u5219\u53ef\u4ee5\u7528\u4e8e\u5c06\u8fd9\u4e9b\u8bbe\u5907\u8fde\u63a5\u5230\u540c\u4e00\u5e73\u53f0\uff0c\u89e3\u51b3\u4f20\u7edf\u5e73\u53f0\u9047\u5230\u7684\u5ba4\u5185\u8fde\u63a5\u6311\u6218\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u6210\u672c\u65e0\u7ebf\u7ec4\u7f51\u65b9\u6848<\/strong>\uff1a\u57fa\u4e8eESP32-C2\u7684Wi-Fi\/BLE\u548cLoRa\u65b9\u6848\uff0c\u901a\u8fc7\u4f4e\u6210\u672c\u7684Wi-Fi\u548cBLE SoC\u66ff\u4ee3\u4f20\u7edf\u7684MCU\uff0c\u7528\u4e8eLoRa\u7ec8\u7aef\u8282\u70b9\u7684\u6fc0\u6d3b\u548c\u914d\u7f6e\uff0c\u4ee5\u964d\u4f4e\u529f\u8017\u6216\u8fdb\u884c\u4ee3\u7801\u5347\u7ea7\u3002\u8fd9\u79cd\u65b9\u6848\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u591a\u79cd\u65e0\u7ebf\u6280\u672f\u96c6\u6210\u5728\u4e00\u4e2a\u7cfb\u7edf\u4e2d\uff0c\u4ee5\u5b9e\u73b0\u66f4\u7075\u6d3b\u548c\u9ad8\u6548\u7684\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u80fd\u624b\u673a\u5728\u5371\u673a\u60c5\u51b5\u4e0b\u7684\u8bbe\u5907\u95f4\u901a\u4fe1<\/strong>\uff1a\u5229\u7528\u4f4e\u6210\u672c\u5fae\u63a7\u5236\u5668\u4e0eLoRa\u786c\u4ef6\u7ed3\u5408\u7684\u65b9\u6848\uff0c\u901a\u8fc7\u84dd\u7259\u3001WiFi\u6216\u4e32\u884c\u8fde\u63a5\u63a5\u6536\u548c\u8f6c\u53d1\u6d88\u606f\uff0c\u5f00\u53d1\u4e86\u540d\u4e3arf95modem\u7684\u4e13\u7528\u56fa\u4ef6\u6765\u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002\u8fd9\u79cd\u65b9\u6848\u80fd\u591f\u5b9e\u73b0\u4f4e\u6210\u672c\u3001\u4f4e\u529f\u8017\u3001\u65e0\u9700\u57fa\u7840\u8bbe\u65bd\u7684\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u7d27\u6025\u60c5\u51b5\u4e0b\u7684\u8bbe\u5907\u95f4\u901a\u4fe1\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5b89\u5168\u65b9\u9762\u7684\u6700\u65b0\u8fdb\u5c55<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5b89\u5168\u65b9\u9762\u7684\u6700\u65b0\u8fdb\u5c55\u4e3b\u8981\u96c6\u4e2d\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u9274\u6743\u52a0\u5bc6\u673a\u5236<\/strong>\uff1aLoRa\u6280\u672f\u901a\u8fc7\u5b9e\u73b0\u5b89\u5168\u7684\u9274\u6743\u52a0\u5bc6\u673a\u5236\u6765\u4fdd\u969c\u7269\u8054\u7f51\u7cfb\u7edf\u7684\u6570\u636e\u5b89\u5168\u3002\u8fd9\u79cd\u673a\u5236\u5bf9\u4e8e\u9632\u6b62\u672a\u6388\u6743\u8bbf\u95ee\u548c\u6570\u636e\u6cc4\u9732\u81f3\u5173\u91cd\u8981\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AES\u52a0\u5bc6\u7b97\u6cd5\u7684\u5e94\u7528<\/strong>\uff1a\u7814\u7a76\u8868\u660e\uff0c\u5229\u7528ESP32\u5fae\u63a7\u5236\u5668\u548cAES\u52a0\u5bc6\u7b97\u6cd5\u53ef\u4ee5\u663e\u8457\u589e\u5f3aLoRa\u901a\u4fe1\u7684\u5b89\u5168\u6027\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u6570\u636e\u4f20\u8f93\u7684\u4fdd\u5bc6\u6027\uff0c\u8fd8\u786e\u4fdd\u4e86\u7aef\u5230\u7aef\u7684\u6709\u6548\u8d1f\u8f7d\u673a\u5bc6\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b89\u5168\u94fe\u8def\u5c42\u7684\u5f15\u5165<\/strong>\uff1aNXP Semiconductors\u63d0\u51fa\u4e86\u4e00\u79cd\u5b89\u5168\u94fe\u8def\u5c42\u65b9\u6848\uff0c\u6240\u6709\u4e0a\u884c\u548c\u4e0b\u884c\u6d88\u606f\u90fd\u4ee5Link Header\u5f00\u59cb\uff0c\u5e76\u5305\u542b\u4e24\u4e2aLink ID\u548cMIC\u9a8c\u8bc1\u7801\uff0c\u4ece\u800c\u589e\u5f3a\u4e86\u6d88\u606f\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5bc6\u94a5\u7ba1\u7406\u548c\u5206\u53d1\u673a\u5236<\/strong>\uff1a\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u5347\u5b89\u5168\u6027\uff0c\u7814\u7a76\u5efa\u8bae\u91c7\u7528\u5148\u8fdb\u7684\u52a0\u5bc6\u7b97\u6cd5\u548c\u5bc6\u94a5\u751f\u6210\u6280\u672f\uff0c\u5e76\u5efa\u7acb\u5b8c\u5584\u7684\u5bc6\u94a5\u5206\u53d1\u548c\u66f4\u65b0\u673a\u5236\uff0c\u4ee5\u9632\u6b62\u5bc6\u94a5\u5728\u4f20\u8f93\u548c\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u88ab\u622a\u83b7\u6216\u7be1\u6539\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>LoRa Mesh\u7ec4\u7f51\u6280\u672f<\/strong>\uff1a\u6700\u65b0\u7684\u7814\u7a76\u8fd8\u5173\u6ce8\u4e8e\u63d0\u5347\u7f51\u7edc\u8986\u76d6\u3001\u589e\u5f3a\u52a0\u5bc6\u901a\u4fe1\u5b89\u5168\u4ee5\u53ca\u4f18\u5316\u7f51\u7edc\u6027\u80fd\u3002\u8fd9\u4e9b\u8fdb\u5c55\u6709\u52a9\u4e8e\u63d0\u9ad8LoRa\u7f51\u7edc\u7684\u6574\u4f53\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5b89\u5168\u65b9\u9762\u7684\u6700\u65b0\u8fdb\u5c55\u5305\u62ec\u9274\u6743\u52a0\u5bc6\u673a\u5236\u7684\u5b8c\u5584\u3001AES\u52a0\u5bc6\u7b97\u6cd5\u7684\u5e94\u7528\u3001\u5b89\u5168\u94fe\u8def\u5c42\u7684\u5f15\u5165\u3001\u5bc6\u94a5\u7ba1\u7406\u548c\u5206\u53d1\u673a\u5236\u7684\u6539\u8fdb\u4ee5\u53caLoRa Mesh\u7ec4\u7f51\u6280\u672f\u7684\u7814\u7a76\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883(\u5982\u57ce\u5e02\u3001\u90ca\u533a)\u4e0b\u7684\u5b9e\u9645\u4f20\u8f93\u8ddd\u79bb?<\/h2>\n\n\n\n<p>\u3000\u3000\u8bc4\u4f30LoRa\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883(\u5982\u57ce\u5e02\u3001\u90ca\u533a)\u4e0b\u7684\u5b9e\u9645\u4f20\u8f93\u8ddd\u79bb\u9700\u8981\u8003\u8651\u591a\u79cd\u56e0\u7d20\uff0c\u5305\u62ec\u73af\u5883\u969c\u788d\u7269\u3001\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u548c\u5929\u7ebf\u589e\u76ca\u7b49\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u57ce\u5e02\u73af\u5883<\/strong>\uff1a\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0c\u7531\u4e8e\u5efa\u7b51\u7269\u548c\u5176\u4ed6\u969c\u788d\u7269\u7684\u5f71\u54cd\uff0cLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u8f83\u77ed\u3002\u6839\u636e\u4e0d\u540c\u7684\u8d44\u6599\u6765\u6e90\uff0cLoRa\u5728\u57ce\u5e02\u73af\u5883\u4e2d\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u4e3a2\u52305\u516c\u91cc\u3002\u7136\u800c\uff0c\u4e5f\u6709\u7814\u7a76\u8868\u660e\uff0c\u5728\u7406\u60f3\u6761\u4ef6\u4e0b\uff0cLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u5230\u6570\u516c\u91cc\u3002\u6b64\u5916\uff0c\u4e00\u4e9b\u7814\u7a76\u6307\u51fa\uff0c\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0cLoRa\u7684\u8986\u76d6\u8303\u56f4\u53ef\u8fbe5\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u90ca\u533a\u73af\u5883<\/strong>\uff1a\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5728\u90ca\u533a\u6216\u7a7a\u65f7\u5730\u533a\uff0cLoRa\u6280\u672f\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u663e\u8457\u589e\u52a0\u3002\u4f8b\u5982\uff0c\u5728\u90ca\u533a\u6216\u5f00\u9614\u5730\u533a\uff0cLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u6700\u9ad8\u53ef\u8fbe15\u516c\u91cc\u3002\u53e6\u4e00\u9879\u7814\u7a76\u4e5f\u8868\u660e\uff0c\u5728\u90ca\u533a\u573a\u666f\u4e0b\uff0cLoRaWAN\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8d85\u8fc710\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5f71\u54cd\u56e0\u7d20<\/strong>\uff1a\u9664\u4e86\u4e0a\u8ff0\u73af\u5883\u56e0\u7d20\u5916\uff0c\u5176\u4ed6\u5f71\u54cdLoRa\u4f20\u8f93\u8ddd\u79bb\u7684\u56e0\u7d20\u8fd8\u5305\u62ec\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u3001\u5929\u7ebf\u589e\u76ca\u4ee5\u53ca\u9988\u7ebf\u63d2\u635f\u7b49\u3002\u901a\u8fc7\u4f18\u5316\u8fd9\u4e9b\u53c2\u6570\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8LoRa\u7f51\u7edc\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u8986\u76d6\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9e\u9a8c\u9a8c\u8bc1<\/strong>\uff1a\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u901a\u8fc7\u8fdb\u884c\u94fe\u8def\u6d4b\u91cf\u548c\u4fe1\u53f7\u5f3a\u5ea6\u6d4b\u8bd5\u6765\u8bc4\u4f30LoRa\u7684\u5b9e\u9645\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u5728\u65e0\u4eba\u673a\u901a\u4fe1\u5b9e\u9a8c\u4e2d\uff0c\u4f7f\u7528Semtech SX1272\u6a21\u5757\u8fdb\u884c\u6d4b\u8bd5\u65f6\u53d1\u73b0\uff0cLoRa\u53ef\u4ee5\u57280 dBm\u7684\u53d1\u5c04\u529f\u7387\u4e0b\u5b9e\u73b010\u516c\u91cc\u7684\u901a\u4fe1\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u6a21\u5757\u7684\u80fd\u8017\u7ba1\u7406\u6280\u672f\u6709\u54ea\u4e9b\uff0c\u5982\u4f55\u5b9e\u73b0\u4f4e\u529f\u8017?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u80fd\u8017\u7ba1\u7406\u6280\u672f\u4e3b\u8981\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\u5b9e\u73b0\u4f4e\u529f\u8017\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6269\u9891\u8c03\u5236\u6280\u672f<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u7279\u522b\u662f\u5541\u557e\u6269\u9891\u8c31(Chirp Spread Spectrum, CSS)\uff0c\u8fd9\u79cd\u8c03\u5236\u65b9\u5f0f\u7c7b\u4f3c\u4e8e\u8759\u8760\u548c\u6d77\u8c5a\u4e4b\u95f4\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4ece\u800c\u5b9e\u73b0\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6df1\u5ea6\u4f11\u7720\u548c\u5524\u9192\u529f\u80fd<\/strong>\uff1aLoRa\u6a21\u5757\u5177\u6709\u957f\u65f6\u95f4\u4f11\u7720\u548c\u77ed\u6682\u5524\u9192\u7684\u673a\u5236\uff0c\u727a\u7272\u4e00\u5b9a\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u4ece\u800c\u8fdb\u4e00\u6b65\u964d\u4f4e\u80fd\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u4f4e\u901f\u7387\u4f20\u8f93<\/strong>\uff1aLoRa\u6a21\u5757\u8bbe\u8ba1\u4e3a\u8d85\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u4f8b\u5982\u67d0\u4e9b\u6a21\u5757\u5728\u4f4e\u529f\u8017\u6a21\u5f0f\u4e0b\u53ef\u4ee5\u5b9e\u73b0\u8d85\u957f\u5f85\u673a\u65f6\u95f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017\u5c04\u9891\u6a21\u5757<\/strong>\uff1aLoRa\u6a21\u5757\u901a\u5e38\u8bbe\u8ba1\u4e3a\u8d85\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u4ee5\u51cf\u5c11\u80fd\u91cf\u6d88\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u7684\u5de5\u4f5c\u53c2\u6570<\/strong>\uff1a\u901a\u8fc7\u5408\u7406\u9009\u62e9\u53d1\u5c04\u529f\u7387\u3001\u4f20\u8f93\u901f\u7387\u548c\u5de5\u4f5c\u6a21\u5f0f\u7b49\u53c2\u6570\uff0c\u5e76\u91c7\u53d6\u4f18\u5316\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u964d\u4f4eLoRa\u6a21\u5757\u7684\u80fd\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6676\u632f\u7684\u4f4e\u529f\u8017\u7279\u6027<\/strong>\uff1a\u6676\u632f\u7684\u529f\u8017\u4f4e\uff0c\u8d77\u632f\u65f6\u95f4\u77ed\uff0c\u80fd\u591f\u5feb\u901f\u5730\u5524\u9192LoRa\u6a21\u5757\u542f\u52a8\u7684\u65f6\u95f4\uff0c\u66f4\u5feb\u5730\u6ee1\u8db3\u5f53\u524d\u5de5\u4f5c\u8d1f\u8f7d\u7684\u8fd0\u884c\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 \u5728\u667a\u80fd\u7535\u7f51\u548c\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf\u4e2d\uff0cLoRa\u6a21\u5757\u7684\u5e94\u7528\u6548\u679c\u548c\u6311\u6218\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u667a\u80fd\u7535\u7f51\u548c\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf\u4e2d\uff0cLoRa\u6a21\u5757\u7684\u5e94\u7528\u6548\u679c\u548c\u6311\u6218\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u5e94\u7528\u6548\u679c<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u7535\u7f51\u4e2d\u7684\u5e94\u7528<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5728\u667a\u80fd\u7535\u7f51\u4e2d\u4e3b\u8981\u7528\u4e8e\u7535\u529b\u8bbe\u5907\u7684\u8fdc\u7a0b\u76d1\u63a7\u4e0e\u63a7\u5236\u3002\u4f8b\u5982\uff0c\u901a\u8fc7LoRa\u7f51\u5173\uff0c\u8fd0\u7ef4\u4eba\u5458\u53ef\u4ee5\u8fdc\u7a0b\u5bf9\u7535\u529b\u8bbe\u5907\u8fdb\u884c\u5f00\u5173\u64cd\u4f5c\u548c\u53c2\u6570\u8c03\u8282\uff0c\u4ece\u800c\u5b9e\u73b0\u667a\u80fd\u5316\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u8fd8\u88ab\u7528\u4e8e\u7535\u529b\u7ebf\u5728\u7ebf\u76d1\u6d4b\u3001\u667a\u80fd\u6284\u8868\u7b49\u73af\u8282\uff0c\u63d0\u9ad8\u4e86\u7535\u7f51\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000CAHORS Group\u57fa\u4e8eLoRa\u7684Sentinel\u4ea7\u54c1\u80fd\u591f\u76d1\u63a7\u7535\u538b\u573a\u4f20\u8f93\u4f4d\u7f6e\u5e76\u9884\u6d4b\u7ebf\u8def\u4e2d\u7684\u6545\u969c\uff0c\u5982\u5355\u76f8\u63a5\u5730\u6545\u969c\u548c\u591a\u76f8\u9003\u9038\uff0c\u4ece\u800c\u5feb\u901f\u54cd\u5e94\u6545\u969c\uff0c\u589e\u52a0\u6574\u4f53\u7535\u7f51\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u53ef\u4ee5\u5b9e\u73b0\u8f66\u8f86\u4e4b\u95f4\u4ee5\u53ca\u8f66\u8f86\u4e0e\u8def\u4fa7\u8bbe\u65bd\u4e4b\u95f4\u7684\u4fe1\u606f\u4ea4\u4e92\uff0c\u652f\u6301\u81ea\u52a8\u9a7e\u9a76\u548c\u667a\u80fd\u4ea4\u901a\u7ba1\u7406\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u667a\u6167\u57ce\u5e02\u516c\u5171\u4ea4\u901a\u7ba1\u7406\u4e2d\uff0cLoRa\u6280\u672f\u6709\u52a9\u4e8e\u4f18\u5316\u57ce\u5e02\u8f66\u8f86\u4f7f\u7528\uff0c\u76d1\u89c6\u603b\u7ebf\u7684\u5b9e\u65f6\u8c03\u5ea6\uff0c\u4ece\u800c\u63d0\u9ad8\u516c\u5171\u4ea4\u901a\u7cfb\u7edf\u7684\u6548\u7387\u3002<\/p>\n\n\n\n<h3 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