{"id":99285,"date":"2024-11-17T14:06:31","date_gmt":"2024-11-17T06:06:31","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=99285"},"modified":"2024-11-17T14:06:36","modified_gmt":"2024-11-17T06:06:36","slug":"lwgsbdzysm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/99285.html","title":{"rendered":"LORA\u7f51\u5173\u8bbe\u5907\u7684\u4f5c\u7528\u8bf4\u660e"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LORA\u7f51\u5173<\/strong>\u8bbe\u5907\u5728\u7269\u8054\u7f51(IoT)\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5176\u4e3b\u8981\u4f5c\u7528\u53ef\u4ee5\u5f52\u7eb3\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul 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LoRa\u8bbe\u5907\u5728\u7f51\u5173\u8bbe\u8ba1\u4e2d\u7684\u6838\u5fc3\u80fd\u529b\u3002\u8fd9\u4e9b\u7f51\u5173\u5177\u6709\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b(\u53ef\u8fbe30\u82f1\u91cc)\u3001\u6df1\u5165\u5ba4\u5185\u8986\u76d6\u3001\u53cc\u5411\u901a\u4fe1\u94fe\u63a5\u3001\u9ad8\u5bb9\u91cf\u548c\u4f4e\u529f\u8017\u7b49\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u5de5\u4f5c\u73af\u5883\uff0c\u5e76\u7b26\u5408LoRaWAN\u548cLoRa 2.4GHz\u6807\u51c6\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u5173\u8bbe\u5907\u5728\u7269\u8054\u7f51\u4e2d\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u96c6\u4e2d\u5728\u8fb9\u7f18\u8ba1\u7b97\u7684\u5e94\u7528\u3001\u81ea\u7ec4\u7f51\u80fd\u529b\u3001\u6811\u72b6\u7f51\u7edc\u7ed3\u6784\u3001\u4f4e\u6210\u672c\u9ad8\u6548\u8bbe\u8ba1\u4ee5\u53ca\u957f\u8ddd\u79bb\u4f4e\u529f\u8017\u7279\u6027\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"726\" height=\"450\" src=\"https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/07\/lora240723a.jpg\" alt=\"lora\" class=\"wp-image-95849\" srcset=\"https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/07\/lora240723a.jpg 726w, https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/07\/lora240723a-300x186.jpg 300w, https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/07\/lora240723a-600x372.jpg 600w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u7f51\u5173\u8bbe\u5907\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd<\/h2>\n\n\n\n<p>\u3000\u3000\u8bc4\u4f30LoRa\u7f51\u5173\u8bbe\u5907\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u7f51\u7edc\u8986\u76d6\u8303\u56f4\u3001\u6570\u636e\u5305\u4ea4\u4ed8\u7387\u3001\u4fe1\u53f7\u5f3a\u5ea6\u3001\u8bbe\u5907\u80fd\u8017\u4ee5\u53ca\u7f51\u7edc\u5bb9\u91cf\u7b49\u3002\u4ee5\u4e0b\u662f\u57fa\u4e8e\u6211\u641c\u7d22\u5230\u7684\u8d44\u6599\u5bf9LoRa\u7f51\u5173\u8bbe\u5907\u6027\u80fd\u548c\u53ef\u9760\u6027\u7684\u8be6\u7ec6\u8bc4\u4f30\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u7f51\u7edc\u8986\u76d6\u8303\u56f4\u548c\u4fe1\u53f7\u5f3a\u5ea6<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u957f\u8ddd\u79bb\u901a\u4fe1\u4e2d\u8868\u73b0\u51fa\u8272\uff0c\u63d0\u4f9b\u8d85\u8fc7150 dB\u7684\u94fe\u8def\u9884\u7b97\uff0c\u4f46\u5728\u79fb\u52a8\u573a\u666f\u4e0b\uff0c\u5f53\u76f8\u5bf9\u901f\u5ea6\u8d85\u8fc740\u516c\u91cc\/\u5c0f\u65f6\u65f6\uff0c\u4f1a\u89c2\u5bdf\u5230\u663e\u8457\u7684\u6570\u636e\u5305\u4e22\u5931\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0cLoRa\u8282\u70b9\u53ef\u4ee5\u57281.5\u516c\u9877\u7684\u8303\u56f4\u5185\u5f62\u6210\u7f51\u7edc\uff0c\u4f7f\u7528\u4e24\u8282AA\u7535\u6c60\uff0c\u5bff\u547d\u53ef\u8fbe\u4e24\u5e74\uff0c\u63d0\u4f9b\u6570\u636e\u7684\u53ef\u9760\u6027\u8fbe\u523080%\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u6821\u56ed\u89c4\u6a21\u6d4b\u8bd5\u5e8a\u548c\u57ce\u5e02\u7f51\u7edc\u5b9e\u9a8c\u4e2d\uff0c\u5c3d\u7ba1\u5bc6\u96c6\u90e8\u7f72\u7684\u7f51\u5173\u53ef\u4ee5\u8986\u76d6\u5927\u90e8\u5206\u8282\u70b9\uff0c\u4f46\u4ec5\u9700\u5c11\u91cf\u7f51\u5173\u5373\u53ef\u8986\u76d6\u7f51\u7edc\u4e2d\u7684\u5927\u591a\u6570\u8282\u70b9\uff0c\u8fd9\u5f97\u76ca\u4e8e\u57ce\u5e02\u5e94\u7528\u4e2d\u7ec8\u7aef\u8bbe\u5907\u7684\u5bc6\u96c6\u90e8\u7f72\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u6570\u636e\u5305\u4ea4\u4ed8\u7387\u548c\u7f51\u7edc\u5bb9\u91cf<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u56fa\u5b9a\u4f4d\u7f6e\u548c\u7279\u5b9a\u914d\u7f6e\u4e0b\uff0cLoRa\u7f51\u5173\u572815-30\u516c\u91cc\u8303\u56f4\u5185\u53ef\u5b9e\u73b062%\u7684\u6570\u636e\u5305\u4ea4\u4ed8\u7387\uff0c\u57282\u516c\u91cc\u548c5\u516c\u91cc\u8303\u56f4\u5185\u5206\u522b\u8fbe\u523088%\u548c85%\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7814\u7a76\u6307\u51fa\uff0c\u968f\u7740IoT\u8bbe\u5907\u6570\u91cf\u7684\u6fc0\u589e\uff0cLoRa\u6280\u672f\u901a\u8fc7\u5728\u672a\u6388\u6743\u7684ISM\u9891\u6bb5\u4f7f\u7528\u4e13\u6709\u6269\u9891\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u4f4e\u6210\u672c\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5355\u4e2a\u7f51\u5173\u4e0b\uff0c\u5f53\u8282\u70b9\u6570\u91cf\u8fbe\u52302000\u65f6\uff0c\u6570\u636e\u5305\u9519\u8bef\u7387(PER)\u5f00\u59cb\u663e\u8457\u589e\u52a0;\u800c\u5728\u4e24\u4e2a\u7f51\u5173\u4e0b\uff0c\u5373\u4f7f\u5728\u8f83\u4f4e\u7684\u8282\u70b9\u6570\u91cf(40)\u65f6\uff0cPER\u4e5f\u63a5\u8fd1100%\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u8bbe\u5907\u80fd\u8017\u548c\u7535\u6c60\u5bff\u547d<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u8bbe\u5907\u901a\u5e38\u4f7f\u7528\u4f4e\u529f\u8017\u8bbe\u8ba1\uff0c\u4f9d\u8d56\u4e8e\u4f4e\u529f\u8017\u9502\u7535\u6c60\u3002\u4f8b\u5982\uff0cDTH XX\u7cfb\u5217\u4f20\u611f\u5668\u5177\u6709\u9ad8\u7cbe\u5ea6\u4e14\u914d\u7f6e\u7b80\u4fbf\uff0c\u9002\u7528\u4e8e\u5b9e\u9a8c\u3001\u5bb6\u5ead\u9879\u76ee\u548c\u57ce\u5e02\u76d1\u63a7\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f7f\u7528Arduino\u548cRaspberry Pi\u7b49\u4f4e\u6210\u672c\u786c\u4ef6\u5f00\u53d1\u667a\u6167\u57ce\u5e02\u5e94\u7528\u65f6\uff0c\u8fd9\u4e9b\u786c\u4ef6\u80fd\u4fdd\u6301\u9ad8\u6027\u80fd\u548c\u9ad8\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u548c\u6311\u6218<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5f31\u4fe1\u53f7\u89e3\u8c03\u673a\u5236\u663e\u8457\u63d0\u9ad8\u4e86LoRa\u8986\u76d6\u8303\u56f4\uff0c\u5373\u4f7f\u5728\u5bc6\u96c6\u90e8\u7f72\u7684\u7f51\u5173\u4e0b\uff0c\u4ecd\u5b58\u5728\u8fde\u63a5\u4e0d\u826f\u7684\u8282\u70b9\uff0c\u4e14LoRa\u4f20\u8f93\u7684SNR\u5206\u5e03\u5448\u73b0\u957f\u5c3e\u73b0\u8c61\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7814\u7a76\u8fd8\u63ed\u793a\u4e86LoRa\u7f51\u7edc\u6027\u80fd\u53d7\u963b\u7684\u5173\u952e\u95ee\u9898\uff0c\u5982\u7528\u6237\u7a7a\u95f4\u5206\u5e03\u4e0d\u5747\u5bfc\u81f4\u65b0\u7f51\u5173\u5e26\u6765\u7684\u8986\u76d6\u589e\u76ca\u9010\u6e10\u51cf\u5c11\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRaWAN\u534f\u8bae\u7684\u5c40\u9650\u6027\u5305\u62ec\u5176\u5bf9\u78b0\u649e\u68c0\u6d4b\u7684\u654f\u611f\u6027\u4ee5\u53ca\u5de5\u4f5c\u5468\u671f\u9650\u5236\uff0c\u8fd9\u4e9b\u56e0\u7d20\u53ef\u80fd\u5f71\u54cd\u7f51\u7edc\u7684\u5ef6\u8fdf\u548c\u80fd\u8017\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30005.&nbsp;<strong>\u5e94\u7528\u573a\u666f\u548c\u5b9e\u9645\u90e8\u7f72<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRaWAN\u6280\u672f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u5efa\u7b51\u3001\u667a\u6167\u57ce\u5e02\u3001\u667a\u80fd\u519c\u4e1a\u3001\u667a\u80fd\u8ba1\u91cf\u548c\u6c34\u8d28\u6d4b\u91cf\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5927\u89c4\u6a21LoRa\u7f51\u7edc\u90e8\u7f72\u4e2d\uff0c\u901a\u8fc7\u78b0\u649e\u5206\u89e3\u7f51\u5173\u548c\u5f31\u4fe1\u53f7\u89e3\u8c03\u673a\u5236\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u5173\u8bbe\u5907\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u9762\u8fdb\u884c\u8bc4\u4f30\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u8986\u76d6\u8303\u56f4<\/strong>\uff1aLoRa\u6280\u672f\u5728\u957f\u8ddd\u79bb\u901a\u4fe1\u4e2d\u8868\u73b0\u51fa\u8272\uff0c\u4f46\u5728\u79fb\u52a8\u573a\u666f\u4e0b\u53ef\u80fd\u4f1a\u53d7\u5230\u901f\u5ea6\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u5305\u4ea4\u4ed8\u7387<\/strong>\uff1a\u5728\u56fa\u5b9a\u4f4d\u7f6e\u548c\u7279\u5b9a\u914d\u7f6e\u4e0b\u8868\u73b0\u826f\u597d\uff0c\u4f46\u5728\u9ad8\u5e76\u53d1\u60c5\u51b5\u4e0b\u5bb9\u6613\u51fa\u73b0\u6570\u636e\u5305\u4e22\u5931\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8bbe\u5907\u80fd\u8017<\/strong>\uff1a\u4f4e\u529f\u8017\u8bbe\u8ba1\u4f7f\u5f97LoRa\u8bbe\u5907\u9002\u5408\u957f\u671f\u90e8\u7f72\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u5bb9\u91cf<\/strong>\uff1a\u968f\u7740\u8282\u70b9\u6570\u91cf\u589e\u52a0\uff0c\u6570\u636e\u5305\u9519\u8bef\u7387\u4f1a\u663e\u8457\u4e0a\u5347\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u63aa\u65bd<\/strong>\uff1a\u5f31\u4fe1\u53f7\u89e3\u8c03\u673a\u5236\u548c\u591a\u7f51\u5173\u90e8\u7f72\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u7f51\u5173\u8bbe\u5907\u7684\u5b89\u5168\u6027\u5982\u4f55\u4fdd\u969c?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u5173\u8bbe\u5907\u7684\u5b89\u5168\u6027\u4fdd\u969c\u548c\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u5b89\u5168\u6027\u4fdd\u969c\u63aa\u65bd<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7aef\u5230\u7aef\u52a0\u5bc6<\/strong>\uff1aLoRa\u534f\u8bae\u901a\u8fc7\u5e94\u7528\u5c42\u5bc6\u94a5\u5b9e\u73b0\u7aef\u5230\u7aef\u901a\u4fe1\u7684\u5b89\u5168\u6027\uff0c\u786e\u4fdd\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4e0d\u88ab\u7be1\u6539\u6216\u7a83\u53d6\u3002\u6b64\u5916\uff0cLoRaWAN v1.1\u5f15\u5165\u4e86AES-128\u52a0\u5bc6\uff0c\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u516c\u94a5\u57fa\u7840\u8bbe\u65bd\uff08PKI\uff09<\/strong>&nbsp;\uff1a\u4e00\u4e9b\u7814\u7a76\u63d0\u51fa\u4e86\u5229\u7528PKI\u6280\u672f\u6765\u589e\u5f3aLoRaWAN\u7f51\u5173\u7684\u7f51\u7edc\u5b89\u5168\u3002\u8fd9\u79cd\u6280\u672f\u5305\u62ec\u6839CA\u548c\u4e2d\u95f4CA\u7684\u8bbe\u7f6e\uff0c\u89e3\u51b3\u4e86\u5355\u4e00\u6545\u969c\u70b9\u7684\u95ee\u9898\uff0c\u5e76\u6210\u529f\u7f13\u89e3\u4e86\u9009\u62e9\u6027\u8f6c\u53d1\u653b\u51fb\u7b49\u6076\u610f\u653b\u51fb\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7269\u7406\u5b89\u5168\u63aa\u65bd<\/strong>\uff1a\u4e3a\u4e86\u9632\u6b62\u7269\u7406\u8bbf\u95ee\u653b\u51fb\uff0c\u5efa\u8bae\u4f7f\u7528\u9632\u7be1\u6539\u786c\u4ef6\u6765\u4fdd\u62a4\u7ec8\u7aef\u8bbe\u5907\u514d\u53d7\u7269\u7406\u6355\u83b7\u653b\u51fb\u3002\u6b64\u5916\uff0c\u73b0\u4ee3\u5c04\u9891\u6a21\u5757\u901a\u5e38\u4e0d\u652f\u6301\u6570\u636e\u5305\u52a0\u5bc6\uff0c\u56e0\u6b64\u9700\u8981\u989d\u5916\u7684\u786c\u4ef6\u6765\u786e\u4fdd\u901a\u4fe1\u5b89\u5168\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u7f51\u5173\u90e8\u7f72<\/strong>\uff1a\u4e3a\u4e86\u89e3\u51b3\u5355\u70b9\u6545\u969c\u95ee\u9898\uff0c\u53ef\u4ee5\u5728LoRa\u4f20\u611f\u5668\u7684\u4f20\u8f93\u8303\u56f4\u5185\u5b89\u88c5\u591a\u4e2a\u7f51\u5173\uff0c\u4ee5\u63d0\u9ad8\u7f51\u7edc\u7684\u8986\u76d6\u8303\u56f4\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7269\u7406\u8bbf\u95ee\u653b\u51fb<\/strong>\uff1a\u5982\u679c\u653b\u51fb\u8005\u83b7\u5f97\u7269\u7406\u8bbe\u5907\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u53ef\u80fd\u4f1a\u7a83\u53d6\u5bc6\u94a5\uff0c\u4ece\u800c\u5a01\u80c1\u5230LoRa\u7f51\u5173\u8bbe\u5907\u7684\u5b89\u5168\u3002\u7269\u7406\u6355\u83b7\u653b\u51fb\u662f\u7ec8\u7aef\u8bbe\u5907\u9762\u4e34\u7684\u4e3b\u8981\u5a01\u80c1\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6076\u610f\u7f51\u5173\u653b\u51fb<\/strong>\uff1a\u6076\u610f\u7f51\u5173\u53ef\u4ee5\u6355\u83b7\u5e76\u4e22\u5f03\u7279\u5b9a\u7684\u6570\u636e\u5305\uff0c\u6216\u8005\u53d1\u9001\u865a\u5047\u4fe1\u6807\uff0c\u5bfc\u81f4\u7ec8\u7aef\u8bbe\u5907\u4eceB\u7c7b\u5207\u6362\u5230A\u7c7b\uff0c\u4ece\u800c\u5f71\u54cd\u7f51\u7edc\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4fa7\u901a\u9053\u653b\u51fb<\/strong>\uff1a\u7814\u7a76\u8868\u660e\uff0cLoRa\u7f51\u7edc\u5728\u4fa7\u901a\u9053\u653b\u51fb\u4e0b\u5b58\u5728\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\uff0c\u4f8b\u5982\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\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u91cd\u653e\u653b\u51fb<\/strong>\uff1a\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u91cd\u590d\u6570\u636e\u5305\u6765\u6b3a\u9a97\u7f51\u7edc\u670d\u52a1\u5668\u6216\u7f51\u5173\u7528\u6237\uff0c\u4f7f\u6570\u636e\u770b\u8d77\u6765\u5408\u6cd5\u3002\u8fd9\u79cd\u653b\u51fb\u901a\u5e38\u6d89\u53ca\u4fee\u6539\u6765\u81ea\u8fdc\u7a0b\u4f4d\u7f6e\u4f20\u611f\u5668\u7684\u6570\u636e\uff0c\u53ef\u80fd\u5bf9\u7cfb\u7edf\u4ea7\u751f\u91cd\u5927\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u65e0\u7ebf\u7535\u5e72\u6270<\/strong>\uff1a\u73b0\u4ee3IoT\u8bbe\u5907\u9700\u8981\u89e3\u51b3\u65e0\u7ebf\u7535\u5e72\u6270\u95ee\u9898\uff0c\u6076\u610f\u5b9e\u4f53\u53ef\u80fd\u4f1a\u5728\u9644\u8fd1\u53d1\u9001\u5f31\u65e0\u7ebf\u7535\u4fe1\u53f7\u4ee5\u68c0\u6d4b\u65e0\u7ebf\u7535\u4f20\u8f93\uff0c\u8fd9\u9700\u8981\u989d\u5916\u7684\u786c\u4ef6\u6765\u51cf\u5c11\u653b\u51fb\u7684\u53ef\u80fd\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5bc6\u94a5\u7ba1\u7406\u95ee\u9898<\/strong>\uff1a\u5728LoRaWAN v1.1\u4e2d\uff0c\u4f1a\u8bdd\u5bc6\u94a5\u7684\u91cd\u65b0\u52a0\u5bc6\u4e0d\u652f\u6301\uff0c\u8fd9\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u662f\u4e00\u4e2a\u6311\u6218\u3002\u6b64\u5916\uff0cABP(\u81ea\u52a8\u914d\u7f6e\u8fc7\u7a0b)\u867d\u7136\u7b80\u5316\u4e86\u90e8\u7f72\uff0c\u4f46\u727a\u7272\u4e86\u5b89\u5168\u6027\uff0c\u56e0\u4e3a\u5b83\u4f7f\u7528\u540c\u4e00\u4f1a\u8bdd\u5bc6\u94a5\u4e14\u4e0d\u652f\u6301\u91cd\u65b0\u52a0\u5bc6\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u5173\u8bbe\u5907\u7684\u5b89\u5168\u6027\u9700\u8981\u901a\u8fc7\u591a\u79cd\u6280\u672f\u624b\u6bb5\u8fdb\u884c\u4fdd\u969c\uff0c\u5305\u62ec\u7aef\u5230\u7aef\u52a0\u5bc6\u3001\u516c\u94a5\u57fa\u7840\u8bbe\u65bd\u3001\u7269\u7406\u5b89\u5168\u63aa\u65bd\u4ee5\u53ca\u591a\u7f51\u5173\u90e8\u7f72\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 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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\u957f\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u901a\u5e38\u53ef\u8fbe\u51e0\u516c\u91cc\u751a\u81f3\u8d85\u8fc710\u516c\u91cc\u3002\u8fd9\u4f7f\u5f97LoRa\u975e\u5e38\u9002\u5408\u7528\u4e8e\u9700\u8981\u8fdc\u7a0b\u76d1\u63a7\u6216\u63a7\u5236\u8bbe\u5907\u7684\u573a\u666f\uff0c\u5c24\u5176\u662f\u5728\u8ddd\u79bb\u8d85\u8fc7100\u7c73\u4e14\u65e0\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\uff0c\u4f8b\u5982LoRa\u7684\u529f\u8017\u4ec5\u4e3a10\u6beb\u5b89\u65f6\uff0c\u800cWi-Fi\u7684\u529f\u8017\u5219\u9ad8\u8fbe80\u6beb\u5b89\u65f6\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\u8fd9\u4f7f\u5f97LoRa\u5728\u5ba4\u5185\u548c\u590d\u6742\u73af\u5883\u4e2d\u8868\u73b0\u4f18\u5f02\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u901a\u4fe1\u5b89\u5168<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528AES\u52a0\u5bc6\u7b97\u6cd5\uff0c\u4fdd\u8bc1\u901a\u4fe1\u7684\u5b89\u5168\u6027\u3002\u6b64\u5916\uff0cLoRa\u8fd8\u4f7f\u7528256\u4f4d\u63a7\u5236CRC(\u5faa\u73af\u5197\u4f59\u6821\u9a8c)\u4ee3\u7801\u6765\u589e\u52a0\u901a\u4fe1\u94fe\u8def\u7684\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u6269\u5c55\u6027<\/strong>\uff1aLoRa\u6280\u672f\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\u8fd9\u79cd\u661f\u5f62\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u5141\u8bb8\u591a\u4e2a\u8bbe\u5907\u8fde\u63a5\u5230\u4e00\u4e2a\u7f51\u5173\uff0c\u591a\u4e2a\u7f51\u5173\u8fde\u63a5\u5230\u4e91\u7aef\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1aLoRa\u6280\u672f\u91c7\u7528\u4e86\u6269\u9891\u6280\u672f\u6765\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b\uff0c\u6ee1\u8db3\u7cfb\u7edf\u5bf9\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\u7684\u9700\u6c42\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\u6280\u672f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u4e00\u822c\u5728\u51e0\u767ebps\u5230\u51e0\u5343bps\u4e4b\u95f4\u3002\u4f8b\u5982\uff0cLoRa\u7684\u6700\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u8fbe50 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