{"id":100391,"date":"2025-01-13T13:42:01","date_gmt":"2025-01-13T05:42:01","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100391"},"modified":"2025-01-13T13:42:07","modified_gmt":"2025-01-13T05:42:07","slug":"dpjrhhwxmktxlj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100391.html","title":{"rendered":"\u5355\u7247\u673a\u5982\u4f55\u548c\u65e0\u7ebf\u6a21\u5757\u901a\u4fe1\u8fde\u63a5"},"content":{"rendered":"\n
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Modulation)\u6280\u672f\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u8fdc\u8ddd\u79bb\u4f20\u8f93\u65f6\u80fd\u591f\u6709\u6548\u5730\u62b5\u6297\u566a\u58f0\u548c\u5e72\u6270\uff0c\u63d0\u4f9b\u7a33\u5b9a\u7684\u901a\u4fe1\u6027\u80fd\u3002\u4e0e\u4f20\u7edf\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\uff0cLoRa\u5177\u6709\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u8f83\u4f4e\u7684\u529f\u8017\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u7269\u8054\u7f51<\/strong>(IoT)\u9879\u76ee\u4e2d\u9700\u8981\u8fdc\u7a0b\u6570\u636e\u91c7\u96c6\u4e0e\u4f20\u8f93\u7684\u573a\u666f\u3002\u5728\u5355\u7247\u673a\u9879\u76ee\u4e2d\uff0cLoRa\u6a21\u5757\u901a\u5e38\u7528\u4e8e\u4e0e\u4f20\u611f\u5668\u6216\u5176\u4ed6\u5916\u56f4\u8bbe\u5907\u8fde\u63a5\uff0c\u8fdc\u7a0b\u53d1\u9001\u91c7\u96c6\u7684\u6570\u636e\u3002\u4f8b\u5982\uff0c\u5728\u519c\u4e1a\u73af\u5883\u76d1\u63a7\u4e2d\uff0cLoRa\u6a21\u5757\u53ef\u4ee5\u5c06\u571f\u58e4\u6e7f\u5ea6\u3001\u6e29\u5ea6\u7b49\u4f20\u611f\u5668\u6570\u636e\u901a\u8fc7\u65e0\u7ebf\u65b9\u5f0f\u4f20\u8f93\u5230\u4e2d\u592e\u63a7\u5236\u7cfb\u7edf\uff0c\u4ece\u800c\u51cf\u5c11\u4e86\u5e03\u7ebf\u7684\u590d\u6742\u5ea6\u5e76\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u7075\u6d3b\u6027\u3002<\/p>\n\n\n\n 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\u3000\u3000LoRa\u6280\u672f\u7279\u522b\u9002\u5408\u9700\u8981\u4f4e\u529f\u8017<\/strong>\u7684\u5e94\u7528\u3002\u5355\u7247\u673a\u4e0eLoRa\u6a21\u5757\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u529f\u8017\u63a7\u5236\u6210\u4e3a\u8bbe\u8ba1\u7684\u91cd\u70b9\u3002LoRa\u6a21\u5757\u5177\u6709\u591a\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff0c\u5176\u4e2d\u5305\u62ec\u5f85\u673a\u6a21\u5f0f\u3001\u63a5\u6536\u6a21\u5f0f\u548c\u53d1\u5c04\u6a21\u5f0f\u3002\u5728\u4e0d\u9700\u8981\u4f20\u8f93\u6570\u636e\u65f6\uff0c\u5355\u7247\u673a\u53ef\u4ee5\u5c06LoRa\u6a21\u5757\u8bbe\u7f6e\u4e3a\u4f4e\u529f\u8017\u5f85\u673a\u6a21\u5f0f\uff0c\u4ece\u800c\u5ef6\u957f\u7535\u6c60\u4f7f\u7528\u5bff\u547d\u3002\u5355\u7247\u673a\u7684\u7a0b\u5e8f\u901a\u5e38\u4f1a\u6839\u636e\u6570\u636e\u91c7\u96c6\u7684\u5468\u671f\u6765\u63a7\u5236LoRa\u6a21\u5757\u7684\u5de5\u4f5c\u72b6\u6001\uff0c\u786e\u4fdd\u53ea\u6709\u5728\u5b9e\u9645\u9700\u8981\u53d1\u9001\u6216\u63a5\u6536\u6570\u636e\u65f6\u624d\u542f\u7528LoRa\u6a21\u5757\u7684\u901a\u4fe1\u529f\u80fd\u3002\u7531\u4e8eLoRa\u6a21\u5757\u7684\u4f4e\u529f\u8017\u7279\u6027\uff0c\u5b83\u5728\u8fdc\u7a0b\u76d1\u63a7<\/strong>\u3001\u73af\u5883\u4f20\u611f<\/strong>\u548c\u667a\u80fd\u519c\u4e1a<\/strong>\u7b49\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u5e94\u7528\u573a\u666f\u4e2d\u975e\u5e38\u6709\u4f18\u52bf\uff0c\u80fd\u591f\u51cf\u5c11\u7535\u6c60\u66f4\u6362\u9891\u7387\uff0c\u4ece\u800c\u964d\u4f4e\u7ef4\u62a4\u6210\u672c\u3002<\/p>\n\n\n\n \u3000\u3000\u6700\u540e\uff0cLoRa\u6a21\u5757\u7684\u5e94\u7528\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u8fd8\u9700\u8981\u8003\u8651\u5929\u7ebf\u8bbe\u8ba1<\/strong>\u4e0e\u4fe1\u53f7\u4f20\u64ad<\/strong>\u3002LoRa\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u5230\u5929\u7ebf\u8bbe\u8ba1\u3001\u73af\u5883\u5e72\u6270\u548c\u5730\u5f62\u7684\u5f71\u54cd\uff0c\u56e0\u6b64\uff0c\u4f18\u5316\u5929\u7ebf\u7684\u5e03\u5c40\u548c\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u7c7b\u578b\u662f\u786e\u4fdd\u7cfb\u7edf\u53ef\u9760\u6027\u7684\u5173\u952e\u3002\u4f8b\u5982\uff0c\u5728\u5927\u89c4\u6a21\u4f20\u8f93\u8ddd\u79bb\u5e94\u7528\u4e2d\uff0c\u4f7f\u7528\u5408\u9002\u589e\u76ca\u7684\u5929\u7ebf\u80fd\u591f\u6709\u6548\u5730\u589e\u5f3a\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u3002\u6b64\u5916\uff0cLoRa\u6a21\u5757\u7684\u9891\u7387\u9009\u62e9<\/strong>\u4e5f\u662f\u5f71\u54cd\u4fe1\u53f7\u4f20\u64ad\u7684\u91cd\u8981\u56e0\u7d20\uff0c\u5e38\u89c1\u7684LoRa\u9891\u6bb5\u5982433 MHz\u3001868 MHz\u548c915 MHz\uff0c\u5404\u81ea\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u533a\u57df\u548c\u56fd\u5bb6\u3002\u5355\u7247\u673a\u9879\u76ee\u4e2d\uff0c\u8bbe\u8ba1\u8005\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u9891\u6bb5\uff0c\u5e76\u5408\u7406\u8bbe\u8ba1\u5929\u7ebf\u7cfb\u7edf\uff0c\u4ee5\u786e\u4fdd\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n \u3000\u3000LoRa\u6a21\u5757\u5728\u5355\u7247\u673a\u9879\u76ee\u4e2d\u7684\u5e94\u7528\uff0c\u4e0d\u4ec5\u80fd\u591f\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u4f4e\u529f\u8017\u7684\u6570\u636e\u4f20\u8f93\uff0c\u8fd8\u80fd\u901a\u8fc7\u7cbe\u786e\u7684\u914d\u7f6e\u548c\u529f\u8017\u7ba1\u7406\uff0c\u6ee1\u8db3\u5404\u79cd\u7269\u8054\u7f51\u5e94\u7528\u7684\u9700\u6c42\u3002\u901a\u8fc7\u5408\u7406\u7684\u63a5\u53e3\u8bbe\u8ba1\u3001\u529f\u8017\u63a7\u5236\u3001\u5929\u7ebf\u4f18\u5316\u7b49\u63aa\u65bd\uff0cLoRa\u6280\u672f\u53ef\u4ee5\u6781\u5927\u5730\u62d3\u5c55\u5355\u7247\u673a\u7684\u65e0\u7ebf\u901a\u4fe1\u80fd\u529b\uff0c\u63d0\u5347\u9879\u76ee\u7684\u6574\u4f53\u6027\u80fd\u4e0e\u53ef\u6301\u7eed\u6027\u3002<\/p>\n\n\n\n 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