{"id":98585,"date":"2024-10-29T13:56:19","date_gmt":"2024-10-29T05:56:19","guid":{"rendered":"\/\/www.viralrail.com\/?p=98585"},"modified":"2024-10-29T13:56:23","modified_gmt":"2024-10-29T05:56:23","slug":"lwxcsxyjsxj","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/98585.html","title":{"rendered":"LoRa\u65e0\u7ebf\u4f20\u8f93\u534f\u8bae\u6280\u672f\u8be6\u89e3"},"content":{"rendered":"\n
\u3000\u3000LoRa(Long Range)<\/strong>\u662f\u4e00\u79cd\u57fa\u4e8e\u6269\u9891\u6280\u672f\u7684\u65e0\u7ebf\u4f20\u8f93\u534f\u8bae\uff0c\u4e3b\u8981\u7528\u4e8e\u5b9e\u73b0\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u6570\u636e\u4f20\u8f93\u3002LoRa\u6280\u672f\u7684\u6838\u5fc3\u662f\u91c7\u7528Chirp Spread Spectrum (CSS) \u6280\u672f\uff0c\u901a\u8fc7\u6539\u53d8\u4fe1\u53f7\u9891\u7387\u6765\u4f20\u8f93\u6570\u636e\uff0c\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u901a\u4fe1\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u7684\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u7b80\u5355\u6982\u62ec\u4e3a\uff1a\u901a\u8fc7\u5c06\u4f4e\u901f\u6570\u636e\u6d41\u8f6c\u6362\u4e3a\u9ad8\u901f\u6269\u9891\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u5176\u53d1\u9001\u5230\u63a5\u6536\u5668\uff0c\u63a5\u6536\u5668\u518d\u5c06\u5176\u8fd8\u539f\u4e3a\u539f\u59cb\u6570\u636e\u3002\u8fd9\u79cd\u6269\u9891\u8c03\u5236\u6280\u672f\u4f7f\u5f97LoRa\u80fd\u591f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u5b9e\u73b0\u957f\u8ddd\u79bb\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51(IoT)\u548c\u673a\u5668\u5bf9\u673a\u5668(M2M)\u901a\u4fe1\u4e2d\uff0c\u7279\u522b\u662f\u5728\u9700\u8981\u957f\u671f\u7a33\u5b9a\u8fd0\u884c\u7684\u8bbe\u5907\u4e0a\uff0c\u5982\u4f20\u611f\u5668\u548c\u8fdc\u7a0b\u76d1\u63a7\u7cfb\u7edf\u3002LoRa\u7f51\u7edc\u901a\u5e38\u7531\u7ec8\u7aef\u8bbe\u5907(\u5185\u7f6eLoRa\u6a21\u5757)\u3001\u7f51\u5173(\u6216\u79f0\u57fa\u7ad9)\u3001\u7f51\u7edc\u670d\u52a1\u5668\u4ee5\u53ca\u5e94\u7528\u670d\u52a1\u5668\u7ec4\u6210\uff0c\u652f\u6301\u53cc\u5411\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u7684\u4f18\u52bf\u5305\u62ec\uff1a<\/p>\n\n\n\n \u3000\u3000LoRaWAN\u662f\u4e3aLoRa\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7f51\u7edc\u8bbe\u8ba1\u7684\u4e00\u5957\u901a\u4fe1\u534f\u8bae\u548c\u7cfb\u7edf\u67b6\u6784\uff0c\u7531LoRa Alliance\u5236\u5b9a\uff0c\u4e3b\u8981\u5b8c\u6210MAC\u5c42\u89c4\u8303\u4ee5\u53ca\u7269\u7406\u5c42\u76f8\u5173\u53c2\u6570\u7684\u7ea6\u5b9a\u3002LoRaWAN\u6280\u672f\u652f\u6301\u591a\u79cd\u534f\u8bae\uff0c\u5305\u62ecLinkWAN\u3001CLAA\u7b49\uff0c\u5e76\u4e14\u517c\u5bb9\u4f20\u7edf\u8c03\u5236\u65b9\u5f0f\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u56e0\u5176\u51fa\u8272\u7684\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\u548c\u4f4e\u529f\u8017\u7279\u6027\uff0c\u5728\u667a\u80fd\u519c\u4e1a\u3001\u667a\u80fd\u57ce\u5e02\u3001\u5de5\u4e1a\u7269\u8054\u7f51\u3001\u8d44\u4ea7\u8ffd\u8e2a\u548c\u73af\u5883\u76d1\u6d4b\u7b49\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u65e0\u7ebf\u4f20\u8f93\u534f\u8bae\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n \u3000\u3000LoRa\u548cLoRaWAN\u4e4b\u95f4\u7684\u533a\u522b\u548c\u8054\u7cfb\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n \u3000\u3000\u4ece\u6280\u672f\u5c42\u6b21\u6765\u770b\uff0cLoRa\u662f\u4e00\u79cd\u7269\u7406\u5c42\u901a\u4fe1\u6280\u672f\uff0c\u4e3b\u8981\u7528\u4e8e\u5b9e\u73b0\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u3002\u800cLoRaWAN\u5219\u662f\u5728LoRa\u6280\u672f\u57fa\u7840\u4e0a\u5efa\u7acb\u7684\u4e00\u5957\u9ad8\u5c42\u6b21\u7684\u901a\u4fe1\u534f\u8bae\u548c\u7cfb\u7edf\u67b6\u6784\uff0c\u5b83\u4e0d\u4ec5\u5305\u62ec\u7269\u7406\u5c42\uff0c\u8fd8\u6db5\u76d6\u4e86\u7f51\u7edc\u5c42\u548c\u5e94\u7528\u5c42\u3002\u56e0\u6b64\uff0cLoRa\u4e3b\u8981\u5173\u6ce8\u7684\u662f\u5982\u4f55\u5728\u7269\u7406\u5c42\u4e0a\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u800cLoRaWAN\u5219\u5b9a\u4e49\u4e86\u6574\u4e2a\u7f51\u7edc\u7684\u7ba1\u7406\u548c\u901a\u4fe1\u89c4\u8303\u3002<\/p>\n\n\n\n \u3000\u3000\u4ece\u529f\u80fd\u8303\u56f4\u6765\u770b\uff0cLoRa\u9002\u7528\u4e8e\u70b9\u5bf9\u70b9\u6216\u70b9\u5bf9\u591a\u70b9\u7684\u901a\u4fe1\uff0c\u5e38\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u573a\u666f\uff0c\u5982\u519c\u4e1a\u76d1\u6d4b\u3001\u73af\u5883\u76d1\u6d4b\u7b49\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cLoRaWAN\u5219\u66f4\u4fa7\u91cd\u4e8e\u5e7f\u57df\u7f51\u7684\u6784\u5efa\u548c\u7ba1\u7406\uff0c\u80fd\u591f\u652f\u6301\u5927\u91cf\u8bbe\u5907\u7684\u8fde\u63a5\u548c\u6570\u636e\u4f20\u8f93\u3002LoRaWAN\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u517c\u5bb9\u6027\u66f4\u597d\uff0c\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u5382\u5bb6\u7684\u4f20\u611f\u5668\u8282\u70b9\u63a5\u5165\u540c\u4e00\u4e2a\u7f51\u7edc\uff0c\u5e76\u4e14\u5177\u6709\u66f4\u9ad8\u7684\u5bb9\u91cf\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n \u3000\u3000\u6b64\u5916\uff0cLoRaWAN\u8fd8\u5b9a\u4e49\u4e86\u7aef\u5230\u7aef\u7684\u6807\u51c6\u89c4\u8303\uff0c\u5305\u62ec\u7269\u8054\u7f51\u5e02\u573a\u7684\u5b89\u5168\u3001\u80fd\u6e90\u6548\u7387\u3001\u6f2b\u6e38\u548c\u914d\u7f6e\u5165\u7f51\u7b49\u529f\u80fd\u3002\u8fd9\u4f7f\u5f97LoRaWAN\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u66f4\u52a0\u7075\u6d3b\u548c\u53ef\u9760\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u548cLoRaWAN\u4e4b\u95f4\u7684\u8054\u7cfb\u5728\u4e8eLoRaWAN\u662f\u57fa\u4e8eLoRa\u6280\u672f\u6784\u5efa\u7684\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u548c\u9650\u5236\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u8bc4\u4f30\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u5728\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u5c0f\u6570\u636e\u91cf\u4f20\u8f93\u5e94\u7528\u4e2d\u8868\u73b0\u51fa\u8272\u3002\u5b83\u7279\u522b\u9002\u7528\u4e8e\u7269\u8054\u7f51(IoT)\u5927\u89c4\u6a21\u63a8\u5e7f\u5e94\u7528\uff0c\u5982\u667a\u80fd\u519c\u4e1a\u3001\u667a\u80fd\u57ce\u5e02\u3001\u7535\u529b\u7535\u7f51\u548c\u667a\u80fd\u5bb6\u5c45\u7b49\u3002LoRa\u6280\u672f\u4f7f\u7528\u6269\u9891\u6280\u672f\uff0c\u4f7f\u5f97\u4fe1\u53f7\u80fd\u591f\u5728\u8f83\u4f4e\u7684\u4fe1\u566a\u6bd4\u4e0b\u88ab\u63a5\u6536\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u73af\u5883\u76d1\u6d4b\u4e2d\u80fd\u591f\u6709\u6548\u76d1\u6d4b\u7a7a\u6c14\u8d28\u91cf\u3001\u6c34\u8d28\u548c\u566a\u97f3\u7b49\u73af\u5883\u53c2\u6570\u3002<\/p>\n\n\n\n \u3000\u3000\u7136\u800c\uff0cLoRa\u6280\u672f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u5b58\u5728\u660e\u663e\u7684\u9650\u5236\u3002\u7531\u4e8e\u5176\u521d\u8877\u662f\u652f\u6301\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u4f20\u8f93\uff0c\u800c\u4e0d\u662f\u9ad8\u541e\u5410\u91cf\uff0c\u56e0\u6b64\u5728\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\uff0c\u5176\u6574\u4f53\u6027\u80fd\u53ef\u80fd\u4f1a\u53d7\u5230\u9650\u5236\u3002\u4e3b\u8981\u74f6\u9888\u5305\u62ec\u4f4e\u6570\u636e\u901f\u7387\u548c\u76f2\u533a\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0c\u7f51\u5173\u90e8\u7f72\u7684\u6548\u7387\u5dee\u8ddd\u548c\u7f51\u7edc\u8986\u76d6\u7387\u4e0d\u8db3\u4e5f\u662f\u5173\u952e\u95ee\u9898\u3002<\/p>\n\n\n\n \u3000\u3000\u6b64\u5916\uff0c\u5728\u667a\u6167\u57ce\u5e02\u7684\u5e94\u7528\u4e2d\uff0cLoRa\u6280\u672f\u901a\u8fc7\u6536\u96c6\u548c\u5206\u4eab\u6570\u636e\uff0c\u5e2e\u52a9\u4f01\u4e1a\u964d\u4f4e\u6210\u672c\u5e76\u63d0\u5347\u7ba1\u7406\u6548\u7387\u3002\u4f8b\u5982\uff0c\u5728\u667a\u80fd\u8868\u8ba1\u548c\u73af\u5883\u76d1\u6d4b\u7b49\u65b9\u9762\uff0cLoRa\u6280\u672f\u80fd\u591f\u5b9e\u73b0\u6570\u636e\u7684\u65e0\u7f1d\u8fde\u63a5\uff0c\u4ece\u800c\u63d0\u9ad8\u751f\u4ea7\u6548\u7387\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u573a\u666f\u4e0b\u3002\u7136\u800c\uff0c\u5728\u9700\u8981\u9ad8\u6570\u636e\u541e\u5410\u91cf\u7684\u5e94\u7528\u4e2d\uff0cLoRa\u53ef\u80fd\u4e0d\u662f\u6700\u4f73\u9009\u62e9\uff0c\u56e0\u4e3a\u5b83\u9762\u4e34\u4f4e\u6570\u636e\u901f\u7387\u548c\u8986\u76d6\u8303\u56f4\u7684\u6311\u6218\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u9886\u57df\u867d\u7136\u5c55\u73b0\u51fa\u5e7f\u9614\u7684\u5e94\u7528\u524d\u666f\uff0c\u4f46\u5176\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u4e0d\u5bb9\u5ffd\u89c6\u3002\u4e3b\u8981\u7684\u5b89\u5168\u6311\u6218\u5305\u62ec\u5bc6\u94a5\u7ba1\u7406\u3001\u4f2a\u9020\u62a5\u6587\u3001\u6076\u610f\u62e5\u585e\u53ca\u7ec8\u7aef\u5b89\u5168\u7b49\u65b9\u9762\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u4e9b\u6311\u6218\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u7b56\u7565\uff1a<\/p>\n\n\n\n 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