{"id":99383,"date":"2024-11-19T17:44:24","date_gmt":"2024-11-19T09:44:24","guid":{"rendered":"\/\/www.viralrail.com\/?p=99383"},"modified":"2024-11-19T17:44:28","modified_gmt":"2024-11-19T09:44:28","slug":"lwxtxmkgnjs","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/99383.html","title":{"rendered":"LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u529f\u80fd\u4ecb\u7ecd"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757<\/strong>\u662f\u4e00\u79cd\u57fa\u4e8e\u6269\u9891\u6280\u672f\u548c\u524d\u5411\u7ea0\u9519\u7f16\u7801\u7684\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51(IoT)\u9886\u57df\u3002\u4ee5\u4e0b\u662f<a href=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" rel=\"noreferrer noopener nofollow\">LoRa<\/a>\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u4e3b\u8981\u529f\u80fd\u548c\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u901a\u4fe1<\/strong>\uff1aLoRa\u6a21\u5757\u80fd\u591f\u5b9e\u73b0\u6570\u516c\u91cc\u751a\u81f3\u6570\u5341\u516c\u91cc\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u9002\u5408\u9700\u8981\u8986\u76d6\u5e7f\u6cdb\u533a\u57df\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u6167\u57ce\u5e02\u3001\u519c\u4e1a\u6570\u636e\u4f20\u8f93\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017\u8bbe\u8ba1<\/strong>\uff1aLoRa\u6a21\u5757\u5728\u4f20\u8f93\u6570\u636e\u65f6\u4fdd\u6301\u4f4e\u529f\u8017\uff0c\u5ef6\u957f\u7535\u6c60\u5bff\u547d\uff0c\u51cf\u5c11\u66f4\u6362\u9891\u7387\uff0c\u975e\u5e38\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u4fbf\u643a\u5f0f\u8bbe\u5907\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u6297\u5e72\u6270\u6027<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u901a\u8fc7\u7ebf\u6027\u9891\u7387\u8c03\u5236\u4ea7\u751f\u201c\u5541\u557e\u201d\u4fe1\u53f7\uff0c\u4ece\u800c\u5177\u5907\u5f3a\u5927\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u65e0\u7ebf\u73af\u5883\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u70b9\u901a\u4fe1<\/strong>\uff1aLoRa\u6a21\u5757\u652f\u6301\u591a\u8bbe\u5907\u8fde\u63a5\uff0c\u4e00\u4e2aLoRa\u7f51\u5173\u53ef\u4ee5\u540c\u65f6\u8fde\u63a5\u6210\u5343\u4e0a\u4e07\u4e2aLoRa\u7ec8\u7aef\u8bbe\u5907\uff0c\u9002\u5408\u5927\u89c4\u6a21\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6613\u4e8e\u96c6\u6210<\/strong>\uff1aLoRa\u6a21\u5757\u53ef\u4ee5\u4e0e\u4f20\u611f\u5668\u3001\u63a7\u5236\u5668\u7b49\u8bbe\u5907\u96c6\u6210\uff0c\u5b9e\u73b0\u667a\u80fd\u5316\u63a7\u5236\u548c\u7ba1\u7406\uff0c\u652f\u6301\u591a\u79cd\u63a5\u53e3\u548c\u534f\u8bae\uff0c\u5982SPI\u3001UART\u3001I2C\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u79cd\u8c03\u5236\u65b9\u5f0f<\/strong>\uff1a\u9664\u4e86LoRa\u8c03\u5236\u65b9\u5f0f\u5916\uff0cLoRa\u6a21\u5757\u8fd8\u652f\u6301FSK\u3001GFSK\u3001OOK\u7b49\u4f20\u7edf\u8c03\u5236\u65b9\u5f0f\uff0c\u9002\u5e94\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u6548\u7684\u6570\u636e\u4f20\u8f93<\/strong>\uff1aLoRa\u6a21\u5757\u5177\u6709\u9ad8\u6548\u7684\u5faa\u73af\u4ea4\u7ec7\u7ea0\u9519\u7f16\u7801\uff0c\u6700\u5927\u7ea0\u9519\u80fd\u529b\u53ef\u8fbe64bit\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7075\u6d3b\u7684\u5de5\u4f5c\u6a21\u5f0f<\/strong>\uff1aLoRa\u6a21\u5757\u652f\u6301\u591a\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff0c\u5982\u4f11\u7720\u548c\u5524\u9192\u6a21\u5f0f\uff0c\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u7075\u6d3b\u8c03\u6574\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e7f\u6cdb\u7684\u5e94\u7528\u9886\u57df<\/strong>\uff1aLoRa\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u3001\u7269\u6d41\u4f9b\u5e94\u94fe\u7ba1\u7406\u3001\u519c\u4e1a\u6570\u636e\u4f20\u8f93\u3001\u57ce\u5e02\u667a\u80fd\u5316\u5efa\u8bbe\u7b49\u591a\u4e2a\u9886\u57df\uff0c\u5e76\u4e14\u968f\u7740\u7269\u8054\u7f51\u6280\u672f\u7684\u53d1\u5c55\uff0c\u5176\u5e94\u7528\u524d\u666f\u66f4\u52a0\u5e7f\u9614\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u4ee5\u5176\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u3001\u9ad8\u6297\u5e72\u6270\u6027\u548c\u591a\u8bbe\u5907\u8fde\u63a5\u80fd\u529b\uff0c\u6210\u4e3a\u7269\u8054\u7f51\u9886\u57df\u4e2d\u4e00\u79cd\u9ad8\u6548\u7a33\u5b9a\u7684\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"726\" height=\"450\" src=\"\/\/www.viralrail.com\/wp-content\/uploads\/2023\/11\/lorawan240729b.jpg\" alt=\"LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\" class=\"wp-image-96080\" srcset=\"\/\/www.viralrail.com\/wp-content\/uploads\/2023\/11\/lorawan240729b.jpg 726w, \/\/www.viralrail.com\/wp-content\/uploads\/2023\/11\/lorawan240729b-300x186.jpg 300w, \/\/www.viralrail.com\/wp-content\/uploads\/2023\/11\/lorawan240729b-600x372.jpg 600w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u4e3b\u8981\u96c6\u4e2d\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u6a21\u5757\u6027\u80fd\u548c\u5e94\u7528\u9886\u57df\u7684\u6269\u5c55<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000Semtech\u548cMicrochip\u7b49\u516c\u53f8\u63a8\u51fa\u4e86\u591a\u79cd\u65b0\u578bLoRa\u6a21\u5757\uff0c\u5982SX1272\u3001SX1276\/SX1278\u3001SX1261\/SX1262\u4ee5\u53caRN2903\/RN2483\u7b49\uff0c\u8fd9\u4e9b\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u51fa\u8272\uff0c\u6ee1\u8db3\u4e86\u5404\u79cd\u5e94\u7528\u9700\u6c42\uff0c\u5982\u57ce\u5e02\u73af\u5883\u4e2d\u7684\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc(WSN)\u3001\u519c\u4e1a\u704c\u6e89\u7cfb\u7edf\u3001\u667a\u80fd\u7167\u660e\u63a7\u5236\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000Microchip\u63a8\u51fa\u4e86\u5168\u7403\u9996\u6b3e\u83b7\u5f97LoRa\u8054\u76df\u8ba4\u8bc1\u7684LoRa\u65e0\u7ebf\u6a21\u5757\uff0c\u8be5\u6a21\u5757\u7b26\u5408\u6700\u65b0LoRaWAN\u534f\u8bae\u89c4\u8303\uff0c\u652f\u6301\u4f4e\u6570\u636e\u901f\u7387\u7269\u8054\u7f51\u548c\u673a\u5668\u5bf9\u673a\u5668\u65e0\u7ebf\u901a\u4fe1\u3002\u8fd9\u79cd\u6a21\u5757\u7279\u522b\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u8fde\u63a5\u3001\u964d\u4f4e\u7535\u6c60\u8fd0\u884c\u529f\u8017\u548c\u57fa\u7840\u8bbe\u65bd\u6279\u91cf\u90e8\u7f72\u6210\u672c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u589e\u5f3a\u7684\u5b89\u5168\u7279\u6027<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u65b0\u578bLoRa\u6a21\u5757\u901a\u5e38\u5177\u5907\u589e\u5f3a\u7684\u5b89\u5168\u7279\u6027\uff0c\u4f8b\u5982Microchip\u7684ATECC608B CryptoAuthentication\u8bbe\u5907\uff0c\u901a\u8fc7\u786c\u4ef6\u57fa\u7840\u7684\u5bc6\u94a5\u5b58\u50a8\u548c\u786c\u4ef6\u52a0\u5bc6\u52a0\u901f\u5668\u5b9e\u73b0\u5404\u79cd\u8eab\u4efd\u9a8c\u8bc1\u548c\u52a0\u5bc6\u534f\u8bae\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u901a\u4fe1<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u4ee5\u5176\u6781\u4f4e\u7684\u529f\u8017\u800c\u8457\u79f0\uff0c\u9002\u7528\u4e8e\u5728\u975e\u5e38\u4f4e\u529f\u8017\u6a21\u5f0f\u4e0b\u8fd0\u884c\u7684\u4f20\u611f\u5668\u548c\u6267\u884c\u5668\u3002LoRa\u53ef\u4ee5\u5728\u514d\u8bb8\u53ef\u7684\u4e9a\u5409\u8d6b\u5179\u9891\u6bb5(\u5982915\u3001868\u548c433 MHz)\u8fd0\u884c\uff0c\u4e5f\u53ef\u4ee5\u57282.4 GHz\u9891\u6bb5\u8fd0\u884c\u4ee5\u5b9e\u73b0\u66f4\u9ad8\u7684\u6570\u636e\u901f\u7387\uff0c\u4f46\u4ee3\u4ef7\u662f\u8303\u56f4\u66f4\u77ed\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u73b0\u4ee3LoRa\u6a21\u5757\u901a\u8fc7\u591a\u4e2aLoRa\u901a\u4fe1\u9891\u9053\u5728ISM\u9891\u6bb5\u4e0a\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4f7f\u7528256\u4f4d\u63a7\u5236CRC\u4ee3\u7801\u63d0\u9ad8\u901a\u4fe1\u94fe\u8def\u7684\u53ef\u9760\u6027\uff0c\u540c\u65f6\u901a\u8fc7\u52a0\u5bc6\u65b9\u6cd5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u7269\u8054\u7f51\uff08IoT\uff09\u5e94\u7528\u4e2d\u7684\u4f18\u52bf<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u56e0\u5176\u6210\u672c\u6548\u76ca\u548c\u8986\u76d6\u8303\u56f4\u4f18\u52bf\uff0c\u5728\u7269\u8054\u7f51\u8bbe\u5907\u4e2d\u8131\u9896\u800c\u51fa\u3002\u9884\u8ba1\u52302024\u5e74\uff0c\u81f3\u5c11200\u4ebf\u53f0\u8bbe\u5907\u5c06\u8fde\u63a5\u5230\u7269\u8054\u7f51\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5e7f\u6cdb\u5e94\u7528\u4e8e\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<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u4e3b\u8981\u4f53\u73b0\u5728\u6a21\u5757\u6027\u80fd\u7684\u63d0\u5347\u3001\u5b89\u5168\u7279\u6027\u7684\u589e\u5f3a\u3001\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\u7684\u4f18\u5316\u4ee5\u53ca\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u7269\u8054\u7f51\u9886\u57df\u7684\u5177\u4f53\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u7269\u8054\u7f51\u9886\u57df\u7684\u5177\u4f53\u5e94\u7528\u6848\u4f8b\u975e\u5e38\u5e7f\u6cdb\uff0c\u6db5\u76d6\u4e86\u591a\u4e2a\u884c\u4e1a\u548c\u573a\u666f\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u5178\u578b\u7684\u5e94\u7528\u6848\u4f8b\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8eLoRa\u6280\u672f\u7684IoT\u7cfb\u7edf\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\uff0c\u9002\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u548c\u673a\u6784\u81ea\u52a8\u5316\u3002\u4f8b\u5982\uff0c\u901a\u8fc7ESP32\u6a21\u5757\u548cLoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b03\u516c\u91cc\u81f312\u516c\u91cc\u7684\u6570\u636e\u4f20\u8f93\uff0c\u540c\u65f6\u4fdd\u6301\u4f4e\u529f\u8017\u3002\u8fd9\u79cd\u7cfb\u7edf\u8fd8\u53ef\u4ee5\u901a\u8fc7\u79fb\u52a8\u5e94\u7528\u76d1\u63a7\u548c\u63a7\u5236\u5bb6\u7528\u7535\u5668\uff0c\u514b\u670d\u4e86\u4f20\u7edf\u77ed\u8ddd\u79bb\u901a\u4fe1\u7684\u9650\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u519c\u4e1a\u7269\u8054\u7f51\u7cfb\u7edf\u4e2d\uff0c\u7528\u4e8e\u76d1\u6d4b\u548c\u7ba1\u7406\u519c\u7530\u73af\u5883\u3002\u4f8b\u5982\uff0c\u57fa\u4e8eLoRaWAN\u7684\u519c\u4e1a\u7269\u8054\u7f51\u7cfb\u7edf\u53ef\u4ee5\u7528\u4e8e\u5b9e\u65f6\u76d1\u6d4b\u571f\u58e4\u6e7f\u5ea6\u3001\u6e29\u5ea6\u3001\u5149\u7167\u5f3a\u5ea6\u7b49\u53c2\u6570\uff0c\u5e76\u901a\u8fc7LoRa\u6a21\u5757\u5c06\u6570\u636e\u4f20\u8f93\u5230\u4e91\u5e73\u53f0\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u667a\u80fd\u4ea4\u901a\u548c\u667a\u80fd\u505c\u8f66\u7cfb\u7edf\u4e2d\u4e5f\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u5229\u7528LoRa\u6280\u672f\u8fdb\u884c\u8f66\u8f86\u8ffd\u8e2a\u548c\u667a\u80fd\u505c\u8f66\u7ba1\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u4ea4\u901a\u6548\u7387\u548c\u505c\u8f66\u4fbf\u5229\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u667a\u6167\u57ce\u5e02\u548c\u516c\u5171\u5b89\u5168\u9886\u57df\uff0cLoRa\u6280\u672f\u7528\u4e8e\u5404\u79cd\u4f20\u611f\u5668\u7f51\u7edc\uff0c\u5982\u7a7a\u6c14\u8d28\u91cf\u76d1\u6d4b\u3001\u6c34\u8d28\u76d1\u6d4b\u3001\u68ee\u6797\u9632\u706b\u7b49\u3002\u4f8b\u5982\uff0c\u57fa\u4e8eLoRa\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u8bbe\u8ba1\u7684\u68ee\u6797\u9632\u706b\u7cfb\u7edf\u53ef\u4ee5\u901a\u8fc7\u52a0\u5bc6\u4f20\u8f93\u6570\u636e\uff0c\u5b9e\u73b0\u957f\u8ddd\u79bb\u5b89\u5168\u6570\u636e\u4f20\u8f93\uff0c\u76d1\u6d4b\u68ee\u6797\u4e2d\u7684\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u70df\u96fe\u6d53\u5ea6\u7b49\uff0c\u5e76\u53ca\u65f6\u62a5\u8b66\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u667a\u80fd\u5efa\u7b51\u4e2d\u7684\u5e94\u7528\u4e5f\u975e\u5e38\u5e7f\u6cdb\u3002\u4f8b\u5982\uff0c\u57fa\u4e8eLoRa\u7684\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\u7b49\u5e94\u7528\uff0c\u90fd\u53ef\u4ee5\u901a\u8fc7LoRa\u6a21\u5757\u5b9e\u73b0\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u8fd8\u88ab\u5e94\u7528\u4e8e\u533b\u7597\u5065\u5eb7\u9886\u57df\uff0c\u5982\u4e2a\u6027\u5316\u533b\u7597\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7LoRa\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u533b\u7597\u76d1\u6d4b\u548c\u7ba1\u7406\uff0c\u63d0\u9ad8\u533b\u7597\u670d\u52a1\u7684\u6548\u7387\u548c\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u73af\u5883\u76d1\u6d4b\u65b9\u9762\uff0cLoRa\u6280\u672f\u7528\u4e8e\u57ce\u5e02\u89c4\u6a21\u7684\u9897\u7c92\u7269\u76d1\u6d4b\u3001\u7a7a\u6c14\u8d28\u91cf\u76d1\u6d4b\u7b49\u3002\u4f8b\u5982\uff0c\u5229\u7528LoRaWAN\u6280\u672f\u8fdb\u884c\u57ce\u5e02\u73af\u5883\u4e2d\u7684\u7a7a\u6c14\u8d28\u91cf\u76d1\u6d4b\uff0c\u53ef\u4ee5\u5b9e\u65f6\u83b7\u53d6\u5e76\u5206\u6790\u73af\u5883\u6570\u636e\uff0c\u4e3a\u73af\u5883\u4fdd\u62a4\u63d0\u4f9b\u79d1\u5b66\u4f9d\u636e\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u8fd8\u53ef\u4ee5\u7528\u4e8e\u8fdc\u7a0b\u76d1\u63a7\u548c\u8ffd\u8e2a\uff0c\u5982\u8f7b\u578b\u8239\u53ea\u8ddf\u8e2a\u548c\u76d1\u6d4b\u7cfb\u7edf\u3002\u901a\u8fc7LoRa\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8239\u53ea\u7684\u5b9e\u65f6\u4f4d\u7f6e\u8ddf\u8e2a\u548c\u72b6\u6001\u76d1\u6d4b\uff0c\u786e\u4fdd\u822a\u884c\u5b89\u5168\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u5bf9\u6bd4\u4f18\u7f3a\u70b9<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f(\u5982Wi-Fi\u3001\u84dd\u7259)\u76f8\u6bd4\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\u548c\u52a3\u52bf\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u4f18\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u80fd\u591f\u5728\u4f4e\u9891\u6bb5\u4e0b\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u4f20\u8f93\uff0c\u901a\u5e38\u53ef\u8fbe\u6570\u516c\u91cc\u751a\u81f3\u8d85\u8fc710\u516c\u91cc\u3002\u8fd9\u4f7f\u5f97LoRa\u975e\u5e38\u9002\u5408\u9700\u8981\u8fdc\u7a0b\u76d1\u63a7\u6216\u63a7\u5236\u8bbe\u5907\u7684\u573a\u666f\uff0c\u5c24\u5176\u662f\u5728\u6ca1\u6709\u5176\u4ed6\u8fde\u63a5\u65b9\u5f0f\u7684\u60c5\u51b5\u4e0b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1aLoRa\u6280\u672f\u8bbe\u8ba1\u4e3a\u4f4e\u529f\u8017\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\uff0c\u4f8b\u5982\u4f20\u611f\u5668\u7b49\uff0c\u53ef\u4ee5\u957f\u65f6\u95f4\u8fd0\u884c\u3002\u5176\u529f\u8017\u8fdc\u4f4e\u4e8eWi-Fi\u548c\u84dd\u7259\u7b49\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7a7f\u900f\u969c\u788d\u7269\u80fd\u529b\u5f3a<\/strong>\uff1aLoRa\u6280\u672f\u5177\u6709\u8f83\u5f3a\u7684\u7a7f\u900f\u969c\u788d\u7269\u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u5728\u5efa\u7b51\u7269\u5185\u6216\u57ce\u5e02\u533a\u57df\u5185\u8fdb\u884c\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528\u6269\u9891\u6280\u672f\uff0c\u5177\u6709\u5f88\u9ad8\u7684\u7075\u654f\u5ea6\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u80fd\u591f\u5728\u566a\u58f0\u73af\u5883\u4e0b\u7a33\u5b9a\u4f20\u8f93\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b89\u5168\u6027\u9ad8<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528AES\u52a0\u5bc6\u7b97\u6cd5\uff0c\u4fdd\u8bc1\u901a\u4fe1\u7684\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u6269\u5c55\u6027\u597d<\/strong>\uff1aLoRa\u652f\u6301\u591a\u7ea7\u7f51\u7edc\u6269\u5c55\uff0c\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0\u4e2d\u7ee7\u8282\u70b9\u6765\u6269\u5c55\u7f51\u7edc\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u52a3\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u4f20\u8f93\u901f\u7387\u4f4e<\/strong>\uff1aLoRa\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u4e00\u822c\u5728\u51e0\u767ebps\u5230\u51e0\u5343bps\u4e4b\u95f4\uff0c\u6700\u9ad8\u4e0d\u8d85\u8fc750 kbps\u3002\u8fd9\u4f7f\u5f97LoRa\u4e0d\u9002\u5408\u5927\u6570\u636e\u4f20\u8f93\uff0c\u5982\u97f3\u9891\u6216\u89c6\u9891\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u65f6\u5ef6\u8f83\u5927<\/strong>\uff1aLoRa\u7684\u4f20\u8f93\u65f6\u5ef6\u8f83\u5927\uff0c\u4e00\u822c\u5728\u51e0\u767e\u6beb\u79d2\u5230\u51e0\u79d2\u4e4b\u95f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9891\u8c31\u5229\u7528\u7387\u4f4e<\/strong>\uff1a\u7531\u4e8eLoRa\u6280\u672f\u7684\u9891\u8c31\u5229\u7528\u7387\u8f83\u4f4e\uff0c\u56e0\u6b64\u4e0d\u9002\u5408\u5728\u9ad8\u5bc6\u5ea6\u7f51\u7edc\u73af\u5883\u4e0b\u4f7f\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6210\u672c\u8f83\u9ad8<\/strong>\uff1aLoRa\u82af\u7247\u7ec4\u7684\u6210\u672c\u9ad8\u4e8eLTE Cat M1\u548c\u5176\u4ed6\u7ade\u4e89\u6027\u65e0\u7ebf\u6280\u672f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e26\u5bbd\u8f83\u5c0f<\/strong>\uff1a\u76f8\u6bd4Wi-Fi\u548c\u79fb\u52a8\u7f51\u7edc\u7b49\u6280\u672f\uff0cLoRa\u7684\u5e26\u5bbd\u8f83\u5c0f\uff0c\u8fd9\u9650\u5236\u4e86\u5176\u5728\u9700\u8981\u9ad8\u5e26\u5bbd\u7684\u5e94\u7528\u4e2d\u7684\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u3001\u4f4e\u529f\u8017\u3001\u7a7f\u900f\u969c\u788d\u7269\u80fd\u529b\u3001\u6297\u5e72\u6270\u80fd\u529b\u548c\u5b89\u5168\u6027\u65b9\u9762\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u4f46\u5728\u6570\u636e\u4f20\u8f93\u901f\u7387\u3001\u65f6\u5ef6\u3001\u9891\u8c31\u5229\u7528\u7387\u548c\u6210\u672c\u65b9\u9762\u5b58\u5728\u52a3\u52bf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5b89\u5168\u6027<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u7269\u8054\u7f51(IoT)\u5e94\u7528\u4e2d\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\uff0c\u4f46\u5176\u5b89\u5168\u6027\u5b58\u5728\u4e00\u4e9b\u6f5c\u5728\u7684\u98ce\u9669\u548c\u6311\u6218\u3002\u4ee5\u4e0b\u662fLoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5b89\u5168\u6027\u5206\u6790\u53ca\u5176\u5b58\u5728\u7684\u4e3b\u8981\u5b89\u5168\u98ce\u9669\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u8bbe\u5907\u901a\u5e38\u5305\u542bLoRa\u65e0\u7ebf\u6a21\u5757\u548c\u5fae\u63a7\u5236\u5668(MCU)\uff0c\u901a\u8fc7UART\u6216SPI\u63a5\u53e3\u4e0eMCU\u901a\u4fe1\u3002\u5982\u679c\u5916\u90e8\u786c\u4ef6\u8bbf\u95ee\u8fd9\u4e9b\u8bbe\u5907\uff0c\u53ef\u80fd\u4f1a\u66b4\u9732\u5bc6\u94a5\uff0c\u5bfc\u81f4\u5b89\u5168\u6f0f\u6d1e\u3002\u6b64\u5916\uff0c\u6076\u610f\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u7269\u7406\u8bbf\u95ee\u8282\u70b9\u6765\u6267\u884c\u653b\u51fb\uff0c\u5c24\u5176\u662f\u5728LoRaWAN\u90e8\u7f72\u4e2d\uff0c\u5982\u667a\u80fd\u57ce\u5e02\u548c\u5927\u578b\u533a\u57df\u7684LPWANs\u3002\u7269\u7406\u653b\u51fb\u53ef\u80fd\u5bfc\u81f4\u8282\u70b9\u635f\u574f\u3001\u7a83\u53d6\u4f1a\u8bdd\u5bc6\u94a5\u6216\u55c5\u63a2\u4e0a\u884c\u6216\u4e0b\u884c\u6d88\u606f\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5de5\u4f5c\u5728ISM\u514d\u8d39\u9891\u6bb5\uff0c\u5176\u534f\u8bae\u89c4\u8303\u662f\u516c\u5f00\u7684\uff0c\u8fd9\u4f7f\u5f97\u653b\u51fb\u8005\u53ef\u4ee5\u8f7b\u6613\u4f2a\u9020\u62a5\u6587\u6216\u6076\u610f\u963b\u585e\u4fe1\u9053\u3002\u8fd9\u79cd\u5f00\u653e\u6027\u589e\u52a0\u4e86LoRa\u7cfb\u7edf\u7684\u8106\u5f31\u6027\uff0c\u56e0\u4e3a\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u5df2\u77e5\u7684\u534f\u8bae\u7ec6\u8282\u8fdb\u884c\u653b\u51fb\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7684\u7ec8\u7aef\u4e0e\u7f51\u7edc\/\u670d\u52a1\u5668\u7684\u8ba4\u8bc1\u673a\u5236\u8f83\u4e3a\u7b80\u5355\uff0c\u4e14\u672a\u5f97\u5230\u6807\u51c6\u7ec4\u7ec7\u8ba4\u53ef\uff0c\u65e0\u6cd5\u5bf9\u6297\u91cd\u653e\u653b\u51fb\u3002\u8fd9\u610f\u5473\u7740\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u91cd\u653e\u653b\u51fb\u6765\u7a83\u53d6\u6570\u636e\u6216\u7be1\u6539\u901a\u4fe1\u5185\u5bb9\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u7edc\u5728\u4fa7\u901a\u9053\u653b\u51fb\u4e0b\u4e5f\u9762\u4e34\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002\u4f8b\u5982\uff0c\u7535\u78c1\u6cc4\u6f0f\u75d5\u8ff9\u53ef\u80fd\u63ed\u793a\u52a0\u5bc6\u548c\u8ba4\u8bc1\u4ee3\u7801\u751f\u6210\u8fc7\u7a0b\u4e2d\u7684\u5bc6\u94a5\uff0c\u4ece\u800c\u5a01\u80c1\u5230\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRaWAN\u9762\u4e34\u7684\u4e3b\u8981\u5b89\u5168\u5a01\u80c1\u5305\u62ec\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3001\u91cd\u653e\u653b\u51fb\u548c\u5e72\u6270\u653b\u51fb(jamming)\uff0c\u8fd9\u4e9b\u653b\u51fb\u53ef\u4ee5\u7834\u574f\u8282\u70b9\u95f4\u901a\u4fe1\u7684\u5b8c\u6574\u6027\u3002\u6b64\u5916\uff0c\u63a9\u62a4\u653b\u51fb\u5141\u8bb8\u5916\u90e8\u5b9e\u4f53\u7a83\u53d6\u6570\u636e\u5305\u5e76\u5c06\u5176\u8f6c\u53d1\u5230\u5176\u4ed6\u4f4d\u7f6e\uff0c\u4ece\u800c\u7834\u574fLoRaWAN\u7f51\u7edc\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5c3d\u7ba1LoRa\u6a21\u5757\u7f3a\u4e4f\u5185\u7f6e\u52a0\u5bc6\u673a\u5236\uff0c\u4f46\u4e00\u4e9b\u7814\u7a76\u63d0\u51fa\u4e86\u4f7f\u7528\u66f4\u5f3a\u5927\u7684\u52a0\u5bc6\u7b97\u6cd5\u6765\u589e\u5f3a\u5b89\u5168\u6027\u3002\u4f8b\u5982\uff0c\u4f7f\u7528128\u4f4dClefia\u7b97\u6cd5\u53ef\u4ee5\u9632\u6b62\u55c5\u63a2\u548c\u5df2\u77e5\u660e\u6587\u653b\u51fb\uff0c\u4ece\u800c\u63d0\u9ad8LoRa\u901a\u4fe1\u6a21\u5757\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u63d0\u4f9b\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u4f20\u8f93\u7b49\u4f18\u70b9\u7684\u540c\u65f6\uff0c\u4e5f\u9762\u4e34\u7740\u591a\u79cd\u5b89\u5168\u98ce\u9669\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u529f\u8017\u4e0e\u4f20\u8f93\u8ddd\u79bb\u7684\u5173\u7cfb?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u529f\u8017\u4e0e\u4f20\u8f93\u8ddd\u79bb\u4e4b\u95f4\u7684\u5173\u7cfb\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u6570\u636e\u901f\u7387(DR)\u3001\u6269\u9891\u56e0\u5b50(SF)\u3001\u5e26\u5bbd(BW)\u3001\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u3001\u5929\u7ebf\u589e\u76ca\u3001\u8def\u5f84\u635f\u8017\u4ee5\u53ca\u73af\u5883\u56e0\u7d20\u7b49\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u901f\u7387\uff08DR\uff09<\/strong>&nbsp;\uff1a\u6839\u636eMichal Prauzek\u7684\u7814\u7a76\uff0cDR\u53c2\u6570\u663e\u8457\u5f71\u54cd\u4f20\u8f93\u65f6\u957f\u548c\u80fd\u8017\u3002\u5f53DR\u8bbe\u7f6e\u4e3a0\u65f6\uff0c\u6269\u9891\u56e0\u5b50\u4e3a12.\u5e26\u5bbd\u4e3a125kHz\uff0c\u4f20\u8f93\u8ddd\u79bb\u53d8\u957f\uff0c\u5bfc\u81f4\u4f20\u8f93\u65f6\u957f\u589e\u52a0\uff0c\u80fd\u8017\u4e5f\u76f8\u5e94\u589e\u52a0\u3002\u8fd9\u8868\u660e\u8f83\u9ad8\u7684DR\u503c\u901a\u5e38\u4f1a\u5bfc\u81f4\u8f83\u4f4e\u7684\u80fd\u8017\u548c\u8f83\u77ed\u7684\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6269\u9891\u56e0\u5b50\uff08SF\uff09<\/strong>&nbsp;\uff1aSF\u53c2\u6570\u7528\u4e8e\u8c03\u6574\u9891\u7387\u8c31\u7684\u5bbd\u5ea6\uff0c\u4f4d\u6570\u8d8a\u591a\uff0c\u4f20\u8f93\u901f\u7387\u8d8a\u4f4e\uff0c\u63a5\u6536\u6d88\u606f\u7684\u6982\u7387\u8d8a\u5927\uff0c\u4f46\u540c\u65f6\u4e5f\u4f1a\u589e\u52a0\u529f\u8017\u3002\u56e0\u6b64\uff0cSF\u7684\u9009\u62e9\u76f4\u63a5\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u548c\u80fd\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e26\u5bbd\uff08BW\uff09<\/strong>&nbsp;\uff1a\u5e26\u5bbd\u5f71\u54cd\u6570\u636e\u901f\u7387\u548c\u4f20\u8f93\u65f6\u95f4\u3002\u8f83\u5927\u7684\u5e26\u5bbd\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u901f\u7387\uff0c\u4f46\u4f1a\u589e\u52a0\u529f\u8017\u3002\u4f8b\u5982\uff0c\u5728TVWS\u9891\u7387\u4e0b\uff0c\u4e0d\u540c\u7684\u5e26\u5bbd\u503c\u4f1a\u4ea7\u751f\u4e0d\u540c\u7684\u6570\u636e\u901f\u7387\u548c\u63a5\u6536\u5668\u7075\u654f\u5ea6\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u53d1\u5c04\u529f\u7387<\/strong>\uff1a\u53d1\u5c04\u529f\u7387\u662f\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u7684\u91cd\u8981\u56e0\u7d20\u4e4b\u4e00\u3002\u8f83\u9ad8\u7684\u53d1\u5c04\u529f\u7387\u53ef\u4ee5\u589e\u52a0\u4f20\u8f93\u8ddd\u79bb\uff0c\u4f46\u4e5f\u4f1a\u589e\u52a0\u529f\u8017\u3002\u4f8b\u5982\uff0c\u5728\u5b9e\u9a8c\u4e2d\uff0c\u4f7f\u75285 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