{"id":69887,"date":"2023-12-22T14:11:08","date_gmt":"2023-12-22T06:11:08","guid":{"rendered":"\/\/www.viralrail.com\/?p=69887"},"modified":"2024-04-12T15:21:12","modified_gmt":"2024-04-12T07:21:12","slug":"ljlwxtxmkdkf","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/69887.html","title":{"rendered":"\u4e86\u89e3LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5f00\u53d1"},"content":{"rendered":"
LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u662f\u8fd1\u5e74\u6765\u5d2d\u9732\u5934\u89d2\u7684\u65b0\u578b\u901a\u4fe1\u6280\u672f\uff0c\u5177\u6709\u8fdc\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u7684\u7279\u70b9\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51\u7b49\u9886\u57df\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5f00\u53d1\u53ca\u5e94\u7528\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3\u8fd9\u4e00\u9886\u57df\u7684\u6280\u672f\u3002<\/p>\n<\/p>\n
LoRa\uff08Long Range\uff09\u662f\u4e00\u79cd\u57fa\u4e8e\u6269\u9891\u6280\u672f\u7684\u65e0\u7ebf\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u548c\u4f4e\u529f\u8017\u9700\u6c42\u3002LoRa\u8c03\u5236\u6280\u672f\u91c7\u7528\u4e86\u6b63\u4ea4\u5c55\u5f00\u9891\u8c31\u6280\u672f\uff08CSS\uff09\u548c\u9891\u7387\u504f\u79fb\u952e\u63a7\uff08FSK\uff09\u8c03\u5236\u6280\u672f\uff0c\u540c\u65f6\u7ed3\u5408\u4e86\u4fe1\u566a\u6bd4<\/a>\uff08SNR\uff09\u548c\u591a\u5f84\u4f20\u64ad\u7b49\u56e0\u7d20\uff0c\u5927\u5927\u63d0\u9ad8\u4e86\u901a\u4fe1\u8ddd\u79bb\u548c\u7a7f\u900f\u80fd\u529b\u3002<\/p>\n<\/p>\n LoRa\u8c03\u5236\u6280\u672f\u901a\u8fc7\u9891\u7387\u6269\u5c55\u548c\u6570\u636e\u8c03\u5236\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u3002\u5176\u4f18\u52bf\u5728\u4e8e\u80fd\u591f\u5728\u4f4e\u529f\u7387\u6761\u4ef6\u4e0b\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u3001\u667a\u80fd\u57ce\u5e02\u7b49\u9886\u57df\u3002<\/p>\n<\/p>\n LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b0\u6700\u9ad8\u4e24\u516c\u91cc\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u5e76\u4e14\u529f\u8017\u6781\u4f4e\uff0c\u540c\u65f6\u63d0\u4f9b\u4e86\u591a\u79cd\u529f\u8017\u6a21\u5f0f\u53ef\u4f9b\u9009\u62e9\uff0c\u975e\u5e38\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5f00\u53d1\u4e0e\u5e94\u7528\uff0c\u6d89\u53ca\u5230\u786c\u4ef6\u8bbe\u8ba1\u3001\u8f6f\u4ef6\u5f00\u53d1\u3001\u7f51\u7edc\u642d\u5efa\u7b49\u591a\u4e2a\u65b9\u9762\u7684\u6280\u672f\uff0c\u4e0b\u9762\u5c06\u5bf9\u5176\u4e2d\u7684\u4e00\u4e9b\u5173\u952e\u73af\u8282\u8fdb\u884c\u4ecb\u7ecd\u3002<\/p>\n<\/p>\n \u5f00\u53d1LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u9700\u8981\u9009\u62e9\u9002\u5408\u7684\u5c04\u9891\u82af\u7247<\/a>\u3001\u5929\u7ebf\u8bbe\u8ba1\u3001\u529f\u7387\u653e\u5927\u5668\u7b49\u786c\u4ef6\u5143\u4ef6\uff0c\u5e76\u8fdb\u884c\u786c\u4ef6\u7535\u8def\u8bbe\u8ba1\u548cPCB<\/a>\u5e03\u5c40\uff0c\u786e\u4fdd\u4fe1\u53f7\u4f20\u8f93\u7684\u7a33\u5b9a\u548c\u53ef\u9760\u6027\u3002<\/p>\n<\/p>\n 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\u8c03\u5236\u6280\u672f\u539f\u7406<\/h3>\n
\u4f20\u8f93\u8ddd\u79bb\u548c\u529f\u8017\u63a7\u5236<\/h3>\n
LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u5f00\u53d1\u4e0e\u5e94\u7528<\/h2>\n
\u786c\u4ef6\u8bbe\u8ba1<\/h3>\n
\u8f6f\u4ef6\u5f00\u53d1<\/h3>\n
\u603b\u7ed3<\/h2>\n