{"id":97706,"date":"2024-09-14T13:56:42","date_gmt":"2024-09-14T05:56:42","guid":{"rendered":"\/\/www.viralrail.com\/?p=97706"},"modified":"2024-09-14T13:56:49","modified_gmt":"2024-09-14T05:56:49","slug":"jylddwjsyl","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97706.html","title":{"rendered":"\u57fa\u4e8eLoRa\u7684\u5b9a\u4f4d\u6280\u672f\u539f\u7406"},"content":{"rendered":"\n<p>\u3000\u3000\u57fa\u4e8e<strong>LoRa(\u957f\u8ddd\u79bb\u65e0\u7ebf\u7535)<\/strong>\u7684\u5b9a\u4f4d\u6280\u672f\u662f\u4e00\u79cd\u5229\u7528LoRa\u65e0\u7ebf\u901a\u4fe1\u534f\u8bae\u8fdb\u884c\u7269\u4f53\u5b9a\u4f4d\u7684\u6280\u672f\u3002LoRa\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u9002\u5408\u4e8e\u7269\u8054\u7f51(IoT)\u5e94\u7528\u3002\u4ee5\u4e0b\u662fLoRa\u5b9a\u4f4d\u6280\u672f\u7684\u57fa\u672c\u539f\u7406\u548c\u5de5\u4f5c\u673a\u5236\uff1a<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u5b9a\u4f4d\u6280\u672f\u7684\u539f\u7406\u673a\u5236\u4ecb\u7ecd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>LoRa\u6280\u672f\u6982\u8ff0<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u901a\u4fe1<\/strong>\uff1aLoRa\u80fd\u591f\u5728\u57ce\u5e02\u73af\u5883\u4e2d\u5b9e\u73b0\u51e0\u516c\u91cc\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u5728\u5f00\u9614\u533a\u57df\u4e2d\u53ef\u4ee5\u8fbe\u5230\u5341\u51e0\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1aLoRa\u8bbe\u5907\u901a\u5e38\u5177\u6709\u8f83\u4f4e\u7684\u529f\u8017\uff0c\u9002\u5408\u4e8e\u7535\u6c60\u4f9b\u7535\u7684\u8bbe\u5907\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u6570\u636e\u901f\u7387<\/strong>\uff1aLoRa\u9002\u5408\u4f20\u8f93\u5c0f\u91cf\u6570\u636e\uff0c\u901a\u5e38\u7528\u4e8e\u4f20\u611f\u5668\u6570\u636e\u7684\u4f20\u8f93\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u5b9a\u4f4d\u539f\u7406<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u5b9a\u4f4d\u6280\u672f\u4e3b\u8981\u4f9d\u8d56\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u3000(1).&nbsp;<strong>\u57fa\u4e8e\u4fe1\u53f7\u5f3a\u5ea6\uff08RSSI\uff09<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u539f\u7406<\/strong>\uff1a\u901a\u8fc7\u6d4b\u91cf\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u5f3a\u5ea6(Received Signal Strength Indicator, RSSI)\uff0c\u53ef\u4ee5\u4f30\u7b97\u8bbe\u5907\u4e0e\u57fa\u7ad9\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002\u4fe1\u53f7\u5f3a\u5ea6\u8d8a\u5f3a\uff0c\u8ddd\u79bb\u8d8a\u8fd1;\u4fe1\u53f7\u5f3a\u5ea6\u8d8a\u5f31\uff0c\u8ddd\u79bb\u8d8a\u8fdc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9a\u4f4d\u65b9\u6cd5<\/strong>\uff1a\u4f7f\u7528\u591a\u4e2a\u57fa\u7ad9(\u81f3\u5c11\u4e09\u4e2a)\u63a5\u6536\u540c\u4e00\u8bbe\u5907\u7684\u4fe1\u53f7\uff0c\u901a\u8fc7\u4e09\u8fb9\u6d4b\u91cf\u6cd5(Trilateration)\u8ba1\u7b97\u8bbe\u5907\u7684\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u3000(2).&nbsp;<strong>\u57fa\u4e8e\u5230\u8fbe\u65f6\u95f4\uff08ToA\uff09<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u539f\u7406<\/strong>\uff1a\u901a\u8fc7\u6d4b\u91cf\u4fe1\u53f7\u4ece\u8bbe\u5907\u5230\u57fa\u7ad9\u7684\u4f20\u64ad\u65f6\u95f4\u6765\u8ba1\u7b97\u8ddd\u79bb\u3002\u4fe1\u53f7\u4f20\u64ad\u901f\u5ea6\u4e3a\u5149\u901f\uff0c\u56e0\u6b64\u53ef\u4ee5\u901a\u8fc7\u65f6\u95f4\u5dee\u6765\u786e\u5b9a\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9a\u4f4d\u65b9\u6cd5<\/strong>\uff1a\u540c\u6837\u9700\u8981\u591a\u4e2a\u57fa\u7ad9\uff0c\u5229\u7528\u4e09\u8fb9\u6d4b\u91cf\u6cd5\u6216\u591a\u8fb9\u6d4b\u91cf\u6cd5(Multilateration)\u6765\u786e\u5b9a\u8bbe\u5907\u7684\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u3000(3).&nbsp;<strong>\u57fa\u4e8e\u5230\u8fbe\u76f8\u4f4d\uff08AoA\uff09<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u539f\u7406<\/strong>\uff1a\u901a\u8fc7\u6d4b\u91cf\u4fe1\u53f7\u5230\u8fbe\u57fa\u7ad9\u7684\u76f8\u4f4d\u5dee\u6765\u786e\u5b9a\u4fe1\u53f7\u6e90\u7684\u65b9\u5411\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9a\u4f4d\u65b9\u6cd5<\/strong>\uff1a\u9700\u8981\u914d\u5907\u591a\u4e2a\u5929\u7ebf\u7684\u57fa\u7ad9\uff0c\u901a\u8fc7\u76f8\u4f4d\u5dee\u8ba1\u7b97\u51fa\u8bbe\u5907\u7684\u65b9\u5411\uff0c\u4ece\u800c\u786e\u5b9a\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u7cfb\u7edf\u67b6\u6784<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u8bbe\u5907\u7aef<\/strong>\uff1a\u901a\u5e38\u662f\u4f20\u611f\u5668\u6216\u7ec8\u7aef\u8bbe\u5907\uff0c\u5b9a\u671f\u53d1\u9001\u4f4d\u7f6e\u4fe1\u606f\u6216\u72b6\u6001\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u57fa\u7ad9<\/strong>\uff1a\u63a5\u6536\u8bbe\u5907\u53d1\u9001\u7684\u4fe1\u53f7\uff0c\u8fdb\u884c\u4fe1\u53f7\u5f3a\u5ea6\u3001\u65f6\u95f4\u6216\u76f8\u4f4d\u7684\u6d4b\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u670d\u52a1\u5668<\/strong>\uff1a\u5904\u7406\u6765\u81ea\u591a\u4e2a\u57fa\u7ad9\u7684\u6570\u636e\uff0c\u5229\u7528\u5b9a\u4f4d\u7b97\u6cd5\u8ba1\u7b97\u8bbe\u5907\u7684\u4f4d\u7f6e\uff0c\u5e76\u5c06\u7ed3\u679c\u53d1\u9001\u7ed9\u5e94\u7528\u670d\u52a1\u5668\u6216\u7528\u6237\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5e94\u7528\u573a\u666f<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u7269\u6d41\u7ba1\u7406<\/strong>\uff1a\u7528\u4e8e\u8ddf\u8e2a\u8d27\u7269\u5728\u8fd0\u8f93\u8fc7\u7a0b\u4e2d\u7684\u4f4d\u7f6e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8d44\u4ea7\u7ba1\u7406<\/strong>\uff1a\u5b9e\u65f6\u5b9a\u4f4d\u548c\u76d1\u63a7\u8d44\u4ea7\u7684\u4f4d\u7f6e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u80fd\u57ce\u5e02<\/strong>\uff1a\u5728\u57ce\u5e02\u73af\u5883\u4e2d\u8fdb\u884c\u516c\u5171\u8bbe\u65bd\u7684\u5b9a\u4f4d\u548c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30005.&nbsp;<strong>\u4f18\u7f3a\u70b9<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u3000(1).&nbsp;<strong>\u4f18\u70b9<\/strong>\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u957f\u8ddd\u79bb\u8986\u76d6\uff0c\u9002\u5408\u5e7f\u57df\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u4f4e\u529f\u8017\uff0c\u9002\u5408\u4e8e\u7535\u6c60\u4f9b\u7535\u7684\u8bbe\u5907\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u6210\u672c\u76f8\u5bf9\u8f83\u4f4e\uff0c\u9002\u5408\u5927\u89c4\u6a21\u90e8\u7f72\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u3000\u3000(2).&nbsp;<strong>\u7f3a\u70b9<\/strong>\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u5b9a\u4f4d\u7cbe\u5ea6\u53ef\u80fd\u4f4e\u4e8eGPS\uff0c\u5c24\u5176\u5728\u57ce\u5e02\u9ad8\u697c\u5bc6\u96c6\u533a\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u9700\u8981\u591a\u4e2a\u57fa\u7ad9\u6765\u5b9e\u73b0\u51c6\u786e\u5b9a\u4f4d\uff0c\u589e\u52a0\u4e86\u57fa\u7840\u8bbe\u65bd\u7684\u6210\u672c\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30006. \u7ed3\u8bba<\/h3>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8eLoRa\u7684\u5b9a\u4f4d\u6280\u672f\u901a\u8fc7\u5229\u7528\u4fe1\u53f7\u5f3a\u5ea6\u3001\u5230\u8fbe\u65f6\u95f4\u548c\u5230\u8fbe\u76f8\u4f4d\u7b49\u65b9\u6cd5\uff0c\u80fd\u591f\u5b9e\u73b0\u8f83\u4e3a\u6709\u6548\u7684\u7269\u4f53\u5b9a\u4f4d\u3002\u867d\u7136\u5728\u7cbe\u5ea6\u4e0a\u53ef\u80fd\u4e0d\u53ca\u67d0\u4e9b\u5176\u4ed6\u6280\u672f(\u5982GPS)\uff0c\u4f46\u5176\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u7684\u4f18\u52bf\u4f7f\u5176\u5728\u7269\u8054\u7f51\u548c\u667a\u80fd\u57ce\u5e02\u7b49\u9886\u57df\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u5b9a\u4f4d\u6280\u672f\u4e2dTDOA\u3001RSSI\u548cTOA\u7b97\u6cd5\u7684\u5177\u4f53\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u5b9a\u4f4d\u6280\u672f\u4e2d\uff0cTDOA(\u5230\u8fbe\u65f6\u95f4\u5dee)\u3001RSSI(\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u6307\u793a)\u548cTOA(\u5230\u8fbe\u65f6\u95f4)\u662f\u4e09\u79cd\u4e3b\u8981\u7684\u5b9a\u4f4d\u7b97\u6cd5\u3002\u4e0b\u9762\u5206\u522b\u4ecb\u7ecd\u8fd9\u4e09\u79cd\u7b97\u6cd5\u7684\u5177\u4f53\u5de5\u4f5c\u539f\u7406\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. TDOA(Time Difference Of Arrival)<\/h3>\n\n\n\n<p>\u3000\u3000TDOA\u7b97\u6cd5\u901a\u8fc7\u6d4b\u91cf\u4fe1\u53f7\u5728\u4e0d\u540c\u57fa\u7ad9\u4e4b\u95f4\u5230\u8fbe\u7684\u65f6\u95f4\u5dee\u6765\u786e\u5b9a\u76ee\u6807\u7684\u4f4d\u7f6e\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5f53\u4e00\u4e2aLoRa\u4fe1\u53f7\u4ece\u76ee\u6807\u8bbe\u5907\u53d1\u9001\u5230\u591a\u4e2a\u57fa\u7ad9\u65f6\uff0c\u6bcf\u4e2a\u57fa\u7ad9\u8bb0\u5f55\u4e0b\u63a5\u6536\u5230\u4fe1\u53f7\u7684\u65f6\u95f4\uff0c\u5e76\u5c06\u8fd9\u4e9b\u65f6\u95f4\u6233\u4f20\u56de\u4e2d\u5fc3\u670d\u52a1\u5668\u3002\u901a\u8fc7\u8ba1\u7b97\u5404\u57fa\u7ad9\u63a5\u6536\u5230\u4fe1\u53f7\u7684\u65f6\u95f4\u5dee\uff0c\u53ef\u4ee5\u63a8\u7b97\u51fa\u76ee\u6807\u8bbe\u5907\u4e0e\u5404\u4e2a\u57fa\u7ad9\u4e4b\u95f4\u7684\u8ddd\u79bb\u5dee\u3002\u7136\u540e\u5229\u7528\u8fd9\u4e9b\u8ddd\u79bb\u5dee\uff0c\u91c7\u7528\u53cc\u66f2\u5b9a\u4f4d\u6216\u591a\u8fb9\u5b9a\u4f4d\u65b9\u6cd5\uff0c\u6c42\u89e3\u51fa\u76ee\u6807\u8bbe\u5907\u7684\u7cbe\u786e\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. RSSI(Received Signal Strength Indicator)<\/h3>\n\n\n\n<p>\u3000\u3000RSSI\u7b97\u6cd5\u57fa\u4e8e\u4fe1\u53f7\u5f3a\u5ea6\u6765\u4f30\u8ba1\u76ee\u6807\u5230\u5404\u4e2a\u951a\u8282\u70b9\u7684\u8ddd\u79bb\u3002\u5176\u57fa\u672c\u539f\u7406\u662f\u5047\u8bbe\u65e0\u7ebf\u4fe1\u53f7\u5f3a\u5ea6\u4e0e\u4f20\u64ad\u8ddd\u79bb\u6210\u53cd\u6bd4\u5173\u7cfb\uff0c\u5373\u8ddd\u79bb\u8d8a\u8fdc\uff0c\u4fe1\u53f7\u5f3a\u5ea6\u8d8a\u5f31\u3002\u9996\u5148\uff0c\u901a\u8fc7\u6d4b\u91cf\u76ee\u6807\u8bbe\u5907\u53d1\u9001\u7684\u4fe1\u53f7\u5728\u5404\u4e2a\u951a\u8282\u70b9\u7684\u63a5\u6536\u5f3a\u5ea6\uff0c\u7136\u540e\u6839\u636e\u5df2\u77e5\u7684\u4fe1\u53f7\u4f20\u64ad\u635f\u8017\u6a21\u578b\uff0c\u5c06\u8fd9\u4e9b\u5f3a\u5ea6\u503c\u8f6c\u6362\u4e3a\u8ddd\u79bb\u4f30\u8ba1\u503c\u3002\u6700\u540e\uff0c\u901a\u8fc7\u591a\u8fb9\u6d4b\u91cf\u6cd5\u7efc\u5408\u8fd9\u4e9b\u8ddd\u79bb\u4f30\u8ba1\u503c\uff0c\u786e\u5b9a\u76ee\u6807\u8bbe\u5907\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. TOA(Time Of Arrival)<\/h3>\n\n\n\n<p>\u3000\u3000TOA\u7b97\u6cd5\u901a\u8fc7\u6d4b\u91cf\u4fe1\u53f7\u4ece\u6e90\u5230\u63a5\u6536\u7ad9\u6240\u82b1\u8d39\u7684\u7edd\u5bf9\u65f6\u95f4\u6765\u63a8\u65ad\u51fa\u76ee\u6807\u6216\u63a5\u6536\u7ad9\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002\u5177\u4f53\u64cd\u4f5c\u65f6\uff0c\u76ee\u6807\u8bbe\u5907\u9996\u5148\u5411\u4e00\u4e2a\u6216\u591a\u4e2a\u57fa\u7ad9\u53d1\u9001\u4fe1\u53f7\uff0c\u57fa\u7ad9\u8bb0\u5f55\u4e0b\u63a5\u6536\u5230\u4fe1\u53f7\u7684\u65f6\u95f4\uff0c\u5e76\u6839\u636e\u5df2\u77e5\u7684\u7535\u78c1\u6ce2\u4f20\u64ad\u901f\u5ea6(\u5982\u5149\u901f)\uff0c\u8ba1\u7b97\u51fa\u4fe1\u53f7\u4f20\u64ad\u7684\u8ddd\u79bb\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u6d4b\u91cf\u4fe1\u53f7\u5230\u8fbe\u5404\u4e2a\u57fa\u7ad9\u7684\u65f6\u95f4\uff0c\u53ef\u4ee5\u5f97\u5230\u76ee\u6807\u8bbe\u5907\u4e0e\u5404\u4e2a\u57fa\u7ad9\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u8fdb\u800c\u901a\u8fc7\u591a\u8fb9\u6d4b\u91cf\u6cd5\u786e\u5b9a\u76ee\u6807\u8bbe\u5907\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p>\u3000\u3000TDOA\u3001RSSI\u548cTOA\u4e09\u79cd\u7b97\u6cd5\u5404\u6709\u4f18\u7f3a\u70b9\u3002TDOA\u4f9d\u8d56\u4e8e\u65f6\u95f4\u5dee\u6d4b\u91cf\uff0c\u7cbe\u5ea6\u8f83\u9ad8;RSSI\u4f9d\u8d56\u4e8e\u4fe1\u53f7\u5f3a\u5ea6\u6d4b\u91cf\uff0c\u53d7\u73af\u5883\u5f71\u54cd\u8f83\u5927;\u800cTOA\u5219\u9700\u8981\u7cbe\u786e\u7684\u65f6\u95f4\u540c\u6b65\u548c\u5df2\u77e5\u7684\u4f20\u64ad\u901f\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u5b9a\u4f4d\u6280\u672f\u5728\u5e94\u7528\u4e2d\u7684\u4fe1\u53f7\u5e72\u6270<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cLoRa\u5b9a\u4f4d\u6280\u672f\u53ef\u80fd\u4f1a\u9047\u5230\u4fe1\u53f7\u5e72\u6270\u95ee\u9898\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4e3b\u673a\u8f6e\u8be2\u548c\u4ece\u673a\u5b9a\u65f6\u4e0a\u4f20<\/strong>\uff1a\u901a\u8fc7\u4e3b\u673a\u8f6e\u8be2\u53eb\u53f7\u7684\u65b9\u5f0f\uff0c\u5b9e\u73b0\u8bbe\u5907\u7684\u5e94\u7b54\u673a\u5236\uff0c\u4ece\u800c\u51cf\u5c11\u540c\u9891\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8c03\u6574\u8bbe\u5907\u4f4d\u7f6e\u548c\u65b9\u5411<\/strong>\uff1a\u68c0\u67e5\u8bbe\u5907\u4e4b\u95f4\u7684\u4f4d\u7f6e\u548c\u65b9\u5411\uff0c\u907f\u514d\u906e\u6321\u7269\u6216\u4fe1\u53f7\u5f31\u5316\u7684\u60c5\u51b5\u3002\u5982\u679c\u5b58\u5728\u8fd9\u4e9b\u95ee\u9898\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u8c03\u6574\u8bbe\u5907\u7684\u4f4d\u7f6e\u548c\u65b9\u5411\uff0c\u6216\u8005\u589e\u52a0\u8bbe\u5907\u529f\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f7f\u7528\u7801\u9694\u79bb\u6280\u672f<\/strong>\uff1a\u5728LoRaWAN\u7f51\u7edc\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u4e0d\u540c\u7684\u7f16\u7801\u6765\u9694\u79bb\u5e72\u6270\u4fe1\u53f7\uff0c\u4ece\u800c\u51cf\u5c11\u5e72\u6270\u7684\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u4fe1\u9053\u9009\u62e9<\/strong>\uff1a\u6839\u636e\u7814\u7a76\u53d1\u73b0\uff0cLoRa\u5bf9IEEE 802.15.4g\u7684\u6297\u5e72\u6270\u6027\u8f83\u597d\uff0c\u5f53SF\u9ad8\u4e8eSF9\u65f6\uff0c\u5373\u4f7f\u6709\u5f3a\u5e72\u6270\u8005(+16 dB)\uff0c\u6570\u636e\u5305\u4e22\u5931\u4e5f\u5fae\u4e4e\u5176\u5fae\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1\u7f51\u7edc\u65f6\uff0c\u53ef\u4ee5\u9009\u62e9\u5408\u9002\u7684\u4fe1\u9053\u4ee5\u51cf\u5c11\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u91c7\u7528\u6269\u9891\u6280\u672f<\/strong>\uff1aLoRa\u91c7\u7528\u9891\u8c31\u6269\u9891(CS)\u6280\u672f\u8fdb\u884c\u6570\u636e\u8c03\u5236\uff0c\u6bcf\u4e2aLoRa\u7b26\u53f7\u7531\u4e00\u4e2a\u9891\u79fb\u7801\u7ec4\u6210\u3002\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u81ea\u5e72\u6270\u5bf9\u89e3\u7801\u7684\u5f71\u54cd\uff0c\u5e76\u63d0\u9ad8\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u53f7\u91cd\u6784\u548c\u89e3\u7801\u7b97\u6cd5<\/strong>\uff1a\u63d0\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8e\u4fe1\u53f7\u91cd\u6784\u548c\u89e3\u7801\u7684\u63a5\u6536\u673a\u7b97\u6cd5\uff0c\u7528\u4e8e\u6d88\u9664\u56de\u6ce2\u4fe1\u53f7\u5f15\u8d77\u7684\u8bef\u5dee\u3002\u8be5\u7b97\u6cd5\u901a\u8fc7\u68c0\u67e5LoRa\u7b26\u53f7\u8fb9\u754c\u5e76\u8c03\u6574\u5269\u4f59\u4fe1\u53f7\u6837\u672c\u7684\u76f8\u4f4d\uff0c\u4f7f\u5176\u4e0e\u524d\u4e00\u4e2aLoRa\u7b26\u53f7\u7684\u76f8\u4f4d\u5bf9\u9f50\uff0c\u4ece\u800c\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u589e\u52a0\u7f51\u5173\u6570\u91cf<\/strong>\uff1a\u5728\u5ba4\u5185\u5b9a\u4f4d\u573a\u666f\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u8f83\u5c11\u5e03\u8bbe\u7f51\u5173\u6765\u5b9e\u73b0\u8986\u76d6\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u8282\u70b9\u4e4b\u95f4\u7684\u5e72\u6270\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u5b9a\u4f4d\u6280\u672f\u7684\u7cbe\u5ea6\u4e0e\u4f20\u7edfGPS\u6216\u84dd\u7259\u5b9a\u4f4d\u6280\u672f\u5bf9\u6bd4<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u5b9a\u4f4d\u6280\u672f\u7684\u7cbe\u5ea6\u4e0e\u4f20\u7edfGPS\u548c\u84dd\u7259\u5b9a\u4f4d\u6280\u672f\u76f8\u6bd4\uff0c\u5404\u6709\u4f18\u52a3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>LoRa\u5b9a\u4f4d\u7cbe\u5ea6<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u6839\u636eSemtech\u53d1\u5e03\u7684\u6570\u636e\uff0cLoRa\u5b9a\u4f4d\u572890%\u7684\u60c5\u51b5\u4e0b\u5176\u5b9a\u4f4d\u8303\u56f4\u662f\u4e00\u4e2a\u534a\u5f84\u4e3a500\u7c73\u7684\u5706\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8eTDOA(\u5230\u8fbe\u65f6\u95f4\u5dee)\u7684LoRa\u5b9a\u4f4d\u7cbe\u5ea6\u8303\u56f4\u662f20\uff5e200\u7c73\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0cLoRa\u7ed3\u5408\u84dd\u7259\u4fe1\u6807\u53ef\u4ee5\u5b9e\u73b0\u5ba4\u5185\u7ea62\u7c73\u7cbe\u5ea6\u7684\u5b9a\u4f4d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>GPS\u5b9a\u4f4d\u7cbe\u5ea6<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u4f20\u7edf\u7684GPS\u5b9a\u4f4d\u7cbe\u5ea6\u901a\u5e38\u5728\u5341\u51e0\u7c73\u5230\u51e0\u5341\u7c73\u4e4b\u95f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5dee\u5206GPS\u6280\u672f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8GPS\u7684\u5b9a\u4f4d\u7cbe\u5ea6\uff0c\u4f7f\u5176\u8fbe\u5230\u5398\u7c73\u7ea7\u751a\u81f3\u66f4\u9ad8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u84dd\u7259\u5b9a\u4f4d\u7cbe\u5ea6<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u84dd\u7259RSSI(\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u6307\u793a)\u5b9a\u4f4d\u7cbe\u5ea6\u4e00\u822c\u57282~5\u7c73\u4e4b\u95f4\uff0c\u901a\u8fc7\u589e\u52a0\u4fe1\u6807\u7684\u5bc6\u5ea6\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8eLoRa\u7f51\u7edc\u7684\u84dd\u7259\u5b9a\u4f4d\u7cfb\u7edf\u53ef\u4ee5\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\u903c\u8fd11\u7c73\u7684\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5b9a\u4f4d\u6280\u672f\u5177\u6709\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u4f18\u52bf\uff0c\u4f46\u5176\u5b9a\u4f4d\u7cbe\u5ea6\u76f8\u5bf9\u8f83\u4f4e\uff0c\u901a\u5e38\u5728\u51e0\u5341\u7c73\u8303\u56f4\u5185\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u4f20\u7edfGPS\u7684\u5b9a\u4f4d\u7cbe\u5ea6\u8f83\u9ad8\uff0c\u4f46\u5728\u6709\u5efa\u7b51\u7269\u906e\u6321\u7684\u60c5\u51b5\u4e0b\u53ef\u80fd\u65e0\u6cd5\u4fdd\u6301\u9ad8\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 \u5728\u667a\u6167\u57ce\u5e02\u573a\u666f\u4e0bLoRa\u5b9a\u4f4d\u6280\u672f\u7684\u5b9e\u9645\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u667a\u6167\u57ce\u5e02\u548c\u667a\u80fd\u7269\u6d41\u9886\u57df\uff0cLoRa\u5b9a\u4f4d\u6280\u672f\u7684\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u975e\u5e38\u4e30\u5bcc\u4e14\u591a\u6837\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u4f53\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u667a\u6167\u57ce\u5e02\u7684\u591a\u4e2a\u5e94\u7528\u573a\u666f<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf<\/strong>\uff1a\u901a\u8fc7\u90e8\u7f72LoRa\u4f20\u611f\u5668\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8f66\u8f86\u5230\u4e00\u5207(V2X)\u901a\u4fe1\uff0c\u652f\u6301\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u98ce\u901f\u7b49\u591a\u79cd\u73af\u5883\u76d1\u6d4b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u80fd\u7167\u660e<\/strong>\uff1a\u5229\u7528LoRa\u6280\u672f\u8fdb\u884c\u57ce\u5e02\u7167\u660e\u7ba1\u7406\uff0c\u63d0\u9ad8\u80fd\u6e90\u6548\u7387\u5e76\u51cf\u5c11\u7ef4\u62a4\u6210\u672c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u73af\u5883\u76d1\u6d4b<\/strong>\uff1a\u5305\u62ec\u7a7a\u6c14\u8d28\u91cf\u3001\u566a\u97f3\u6c61\u67d3\u7b49\u7684\u5b9e\u65f6\u76d1\u6d4b\uff0c\u6709\u52a9\u4e8e\u63d0\u5347\u57ce\u5e02\u5c45\u6c11\u7684\u751f\u6d3b\u8d28\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u667a\u80fd\u505c\u8f66\u548c\u793e\u533a\u7ba1\u7406<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u817e\u8baf\u4e91\u7269\u8054\u7f51\u4ea7\u54c1\u4e2d\u5fc3\u5df2\u7ecf\u5728\u667a\u6167\u505c\u8f66\u3001\u667a\u6167\u793e\u533a\u7b49\u9886\u57df\u8fdb\u884c\u4e86\u89c4\u6a21\u5316\u7684\u5e94\u7528\uff0c\u57fa\u4e8eLoRa\u8fde\u63a5\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u4f4e\u529f\u8017\u3001\u5e7f\u8986\u76d6\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u667a\u80fd\u6c34\u8868\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u7684\u667a\u80fd\u6c34\u8868\u89e3\u51b3\u65b9\u6848\uff0c\u7528\u4e8e\u76d1\u6d4b\u7528\u6c34\u91cf\u5e76\u51cf\u5c11\u6d6a\u8d39\u3002\u4f8b\u5982\uff0c\u7f8e\u56fd\u79d1\u601d\u79d1\u8fde\u9501\u4f01\u4e1a(Costco)\u5728\u5176\u4ed3\u50a8\u5546\u5e97\u4e2d\u5f15\u5165\u4e86\u8fd9\u4e00\u65b9\u6848\uff0c\u6bcf\u6708\u53ef\u51cf\u5c1120%\u7684\u7528\u6c34\u6d6a\u8d39\uff0c\u5e76\u8282\u770122%\u7684\u6c34\u8d39\u3002<\/p>\n\n\n\n<h3 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