{"id":95016,"date":"2024-07-03T17:38:25","date_gmt":"2024-07-03T09:38:25","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=95016"},"modified":"2024-07-03T17:38:30","modified_gmt":"2024-07-03T09:38:30","slug":"lynggyys","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/95016.html","title":{"rendered":"LoRa\u4e0e433\u54ea\u4e2a\u66f4\u6709\u4f18\u52bf"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa<\/strong>\u548c<strong>433MHz<\/strong>\u5404\u6709\u5176\u4f18\u52bf\u548c\u52a3\u52bf\uff0c\u5177\u4f53\u9009\u62e9\u53d6\u51b3\u4e8e\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u548c433MHz\u7684\u4f18\u52a3\u52bf\u5bf9\u6bd4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>LoRa\u7684\u4f18\u52bf\uff1a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1aLoRa\u8bbe\u5907\u7684\u529f\u8017\u6781\u4f4e\uff0c\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u7269\u8054\u7f51\u8bbe\u5907\uff0c\u7535\u6c60\u5bff\u547d\u53ef\u4ee5\u8fbe\u5230\u6570\u5e74\u751a\u81f3\u5341\u4f59\u5e74\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8fdc\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1aLoRa\u6a21\u5757\u7684\u6700\u5927\u4f18\u52bf\u5728\u4e8e\u5176\u4f20\u8f93\u8ddd\u79bb\u8fdc\uff0c\u53ef\u4ee5\u8fbe\u5230\u51e0\u5341\u516c\u91cc\uff0c\u751a\u81f3\u66f4\u8fdc\uff0c\u9002\u7528\u4e8e\u5e7f\u57df\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5927\u5bb9\u91cf\u7ec4\u7f51<\/strong>\uff1aLoRa\u6280\u672f\u53ef\u4ee5\u652f\u6301\u5927\u91cf\u7684\u8bbe\u5907\u8fde\u63a5\u5230\u540c\u4e00\u4e2a\u7f51\u7edc\uff0c\u975e\u5e38\u9002\u5408\u5927\u89c4\u6a21\u7684\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u7a7f\u900f\u529b<\/strong>\uff1aLoRa\u5728Sub-GHz\u9891\u6bb5\u8fd0\u884c\uff0c\u5177\u6709\u66f4\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u7ed5\u5c04\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>LoRa\u7684\u52a3\u52bf\uff1a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f20\u8f93\u901f\u5ea6\u8f83\u6162<\/strong>\uff1a\u7531\u4e8e\u4f7f\u7528\u4f4e\u529f\u8017\u6a21\u5f0f\u8fd0\u884c\uff0cLoRa\u7684\u4f20\u8f93\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6210\u672c\u8f83\u9ad8<\/strong>\uff1a\u76f8\u5bf9\u4e8e433MHz\u65e0\u7ebf\u6280\u672f\uff0cLoRa\u7684\u6210\u672c\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>433MHz\u7684\u4f18\u52bf\uff1a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f4e\u6210\u672c<\/strong>\uff1a433MHz\u6280\u672f\u6210\u672c\u8f83\u4f4e\uff0c\u9002\u7528\u4e8e\u7b80\u5355\u7684\u9065\u63a7\u5e94\u7528\u548c\u77ed\u8ddd\u79bb\u4f20\u8f93\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9002\u7528\u4e8e\u5c0f\u8303\u56f4\u5e94\u7528<\/strong>\uff1a433MHz\u6280\u672f\u9002\u7528\u4e8e\u5c0f\u8303\u56f4\u7684\u65e0\u7ebf\u4f20\u8f93\uff0c\u4f8b\u5982\u9065\u63a7\u3001\u65e0\u7ebf\u95e8\u94c3\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>433MHz\u7684\u52a3\u52bf\uff1a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f20\u8f93\u8ddd\u79bb\u77ed<\/strong>\uff1a433MHz\u7684\u4f20\u8f93\u8ddd\u79bb\u8f83\u77ed\uff0c\u901a\u5e38\u9002\u7528\u4e8e\u5c0f\u8303\u56f4\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e26\u5bbd\u9650\u5236<\/strong>\uff1a433MHz\u5e26\u5bbd\u652f\u6301\u4e0d\u4e86\u5927\u6570\u636e\u7684\u4f20\u8f93\uff0c\u5e76\u4e14\u5bb9\u6613\u53d7\u5230\u540c\u9891\u5e72\u6270\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u5e94\u7528\u573a\u666f\u9700\u8981\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3001\u4f4e\u529f\u8017\u548c\u5927\u5bb9\u91cf\u7ec4\u7f51\uff0cLoRa\u66f4\u5177\u4f18\u52bf;\u800c\u5982\u679c\u5e94\u7528\u573a\u666f\u9700\u8981\u4f4e\u6210\u672c\u548c\u5c0f\u8303\u56f4\u4f20\u8f93\uff0c433MHz\u5219\u66f4\u4e3a\u5408\u9002\u3002\u56e0\u6b64\uff0c\u5177\u4f53\u9009\u62e9\u5e94\u6839\u636e\u5b9e\u9645\u9700\u6c42\u6765\u51b3\u5b9a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u4e0e433MHz\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u6bd4\u8f83\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u4e0e433MHz\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u6bd4\u8f83\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u529f\u8017<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u529f\u8017\u3002LoRa\u901a\u8fc7\u81ea\u9002\u5e94\u6269\u9891\u6280\u672f\u548c\u4f11\u7720\u6a21\u5f0f\uff0c\u5728\u4fdd\u8bc1\u901a\u4fe1\u8d28\u91cf\u7684\u540c\u65f6\u663e\u8457\u964d\u4f4e\u529f\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000433MHz\u65e0\u7ebf\u901a\u4fe1\u901a\u5e38\u4e0d\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u56e0\u6b64\u5728\u529f\u8017\u65b9\u9762\u53ef\u80fd\u4e0d\u5982LoRa\u9ad8\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u901a\u4fe1\u8ddd\u79bb\u548c\u7a7f\u900f\u80fd\u529b<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000433MHz LoRa\u6a21\u5757\u56e0\u5de5\u4f5c\u9891\u7387\u8f83\u4f4e\uff0c\u5177\u6709\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\u548c\u66f4\u597d\u7684\u7a7f\u900f\u80fd\u529b\u3002\u7136\u800c\uff0c433MHz LoRa\u7f51\u7edc\u901a\u5e38\u6bd4915MHz\u9891\u6bb5\u7684LoRa\u7f51\u7edc\u6709\u66f4\u77ed\u7684\u901a\u4fe1\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5730\u4e0b\u5230\u5730\u9762\u7684\u5e94\u7528\u4e2d\uff0c433MHz LoRa\u8282\u70b9\u5728\u5e72\u71e5\u571f\u58e4\u4e2d\u7684\u4f20\u8f93\u8ddd\u79bb\u7ea6\u4e3a100-200\u7c73\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u914d\u7f6e\u548c\u571f\u58e4\u6210\u5206\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u6297\u5e72\u6270\u80fd\u529b<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u5177\u6709\u4f18\u5f02\u7684\u4fe1\u53f7\u8bc6\u522b\u80fd\u529b\uff0c\u53ef\u4ee5\u5728\u566a\u58f0\u4ee5\u4e0b(-90dBm)\u83b7\u5f97\u6709\u6548\u6570\u636e\uff0c\u6700\u4f4e\u53ef\u8fbe\u5230-148dBm\u3002\u8fd9\u4f7f\u5f97LoRa\u5728\u590d\u6742\u73af\u5883\u4e2d\u8868\u73b0\u51fa\u8272\u3002<\/p>\n\n\n\n<p>\u3000\u3000433MHz\u65e0\u7ebf\u901a\u4fe1\u5728\u8fd9\u65b9\u9762\u53ef\u80fd\u6ca1\u6709\u8fd9\u4e48\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u9002\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u65e0\u7ebf\u9065\u63a7\u3001\u65e0\u7ebf\u62a5\u8b66\u548c\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>\u3000\u3000433MHz\u65e0\u7ebf\u901a\u4fe1\u7531\u4e8e\u5176\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\u548c\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u9700\u8981\u8986\u76d6\u8f83\u5927\u8303\u56f4\u7684\u573a\u666f\uff0c\u5982\u8fdc\u7a0b\u63a7\u5236\u548c\u76d1\u63a7\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5728\u529f\u8017\u3001\u6297\u5e72\u6270\u80fd\u529b\u548c\u4fe1\u53f7\u8bc6\u522b\u65b9\u9762\u8868\u73b0\u4f18\u4e8e433MHz\uff0c\u800c433MHz\u5219\u5728\u901a\u4fe1\u8ddd\u79bb\u548c\u7a7f\u900f\u80fd\u529b\u65b9\u9762\u5177\u6709\u4f18\u52bf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u6280\u672f\u7684\u6700\u65b0\u8fdb\u5c55\u548c\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u4f5c\u4e3a\u7269\u8054\u7f51\u9886\u57df\u7684\u91cd\u8981\u4e00\u73af\uff0c\u8fd1\u5e74\u6765\u5728\u4f4e\u529f\u8017\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u901a\u4fe1\u65b9\u9762\u5907\u53d7\u5173\u6ce8\u3002\u5176\u6700\u65b0\u8fdb\u5c55\u548c\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u65b0\u4e00\u4ee3LoRa\u6269\u9891\u6280\u672f<\/strong>\uff1a\u65b0\u4e00\u4ee3LoRa\u6269\u9891\u6280\u672f\u663e\u8457\u63d0\u5347\u4e86\u4f20\u8f93\u8ddd\u79bb\u548c\u7a7f\u900f\u80fd\u529b\u3002\u4f8b\u5982\uff0cA39\u6a21\u5757\u572820dBm\u529f\u7387\u4e0b\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe5km\uff0c\u572830dBm\u529f\u7387\u4e0b\u53ef\u8fbe10km\uff0c\u5e76\u4e14\u901a\u8fc7\u591a\u7ea7\u4e2d\u7ee7\u6a21\u5f0f\u53ef\u4ee5\u8fdb\u4e00\u6b65\u5ef6\u957f\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5730\u7406\u5b9a\u4f4d\u670d\u52a1\u7684\u96c6\u6210<\/strong>\uff1a2022\u5e741\u6708\uff0cSemtech\u4e0e\u817e\u8baf\u4e91\u5171\u540c\u5ba3\u5e03\uff0cLoRa Edge\u5730\u7406\u5b9a\u4f4d\u670d\u52a1\u6b63\u5f0f\u96c6\u6210\u81f3\u817e\u8baf\u4e91\u7269\u8054\u7f51\u5f00\u53d1\u5e73\u53f0\u3002\u8fd9\u4e00\u5347\u7ea7\u540e\u7684\u65b9\u6848\u652f\u6301\u4e2d\u56fd\u7528\u6237\uff0c\u80fd\u591f\u63d0\u4f9b\u66f4\u7cbe\u51c6\u7684\u5b9a\u4f4d\u670d\u52a1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5ba4\u5185\u573a\u666f\u5e94\u7528<\/strong>\uff1a\u57fa\u4e8eLoRa+\u84dd\u7259\u7684\u5ba4\u5185\u573a\u666f\u5b9a\u4f4d\u6280\u672f\uff0c\u84dd\u7259\u4e3b\u8981\u8d1f\u8d23\u4f4d\u7f6e\u670d\u52a1\uff0c\u800cLoRa\u5219\u8d1f\u8d23\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u79cd\u7ec4\u5408\u6280\u672f\u80fd\u591f\u5b9e\u73b0\u4f4e\u6210\u672c\u3001\u6613\u90e8\u7f72\u7684\u9ad8\u7cbe\u5ea6\u5b9a\u4f4d\u7cfb\u7edf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u884c\u4e1a\u5e94\u7528\u6df1\u5165\u548c\u6280\u672f\u5347\u7ea7\u6539\u8fdb<\/strong>\uff1a\u968f\u7740\u7269\u8054\u7f51\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\u548c\u666e\u53ca\uff0cLoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u9886\u57df\u7684\u5e94\u7528\u524d\u666f\u5341\u5206\u5e7f\u9614\uff0c\u672a\u6765\u7684\u53d1\u5c55\u8d8b\u52bf\u5305\u62ec\u884c\u4e1a\u5e94\u7528\u6df1\u5165\u3001\u7ec8\u7aef\u8bbe\u5907\u591a\u6837\u5316\u3001\u6280\u672f\u5347\u7ea7\u6539\u8fdb\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e02\u573a\u7ade\u4e89\u548c\u6280\u672f\u521b\u65b0<\/strong>\uff1a\u4e2d\u56fdLoRa\u4ea7\u4e1a\u5728\u672a\u6765\u4e94\u5e74\u5185\u5c06\u9762\u4e34\u6fc0\u70c8\u7684\u5e02\u573a\u7ade\u4e89\u548c\u6280\u672f\u521b\u65b0\u7684\u8d8b\u52bf\uff0c\u7ec6\u5206\u5e02\u573a\u4e5f\u5c06\u4e0d\u65ad\u53d1\u5c55\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 433MHz\u6280\u672f\u5728\u7269\u8054\u7f51\u9886\u57df\u7684\u6700\u65b0\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000433MHz\u6280\u672f\u5728\u7269\u8054\u7f51\u9886\u57df\u7684\u6700\u65b0\u5e94\u7528\u6848\u4f8b\u4e3b\u8981\u96c6\u4e2d\u5728\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u6167\u519c\u4e1a\u548c\u5de5\u4e1a\u7269\u8054\u7f51\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u667a\u80fd\u5bb6\u5c45<\/strong>\uff1a433MHz\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u5728\u667a\u80fd\u5bb6\u5c45\u9886\u57df\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u7531\u4e8e\u5176\u8f83\u4f4e\u7684\u9891\u7387\u4f7f\u7528\uff0c\u5177\u6709\u957f\u8ddd\u79bb\u901a\u4fe1\u7684\u80fd\u529b\uff0c\u8fd9\u4f7f\u5f97\u5176\u4fe1\u53f7\u80fd\u591f\u4f20\u64ad\u5f97\u66f4\u8fdc\uff0c\u9002\u7528\u4e8e\u5bb6\u5ead\u4e2d\u7684\u5404\u79cd\u8bbe\u5907\u5982\u95e8\u94c3\u3001\u4f20\u611f\u5668\u7b49\u3002\u6b64\u5916\uff0c433MHz\u82af\u7247\u4e5f\u88ab\u7528\u4e8e\u65e0\u7ebf\u9065\u63a7\u5668\u3001\u667a\u80fd\u5bb6\u5c45\u4ea7\u54c1\u4e2d\uff0c\u7528\u4e8e\u7b80\u5355\u7684\u6570\u636e\u4f20\u8f93\u548c\u63a7\u5236\u4efb\u52a1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u6167\u519c\u4e1a<\/strong>\uff1a433MHz\u6280\u672f\u5728\u667a\u6167\u519c\u4e1a\u4e2d\u7684\u5e94\u7528\u5305\u62ec\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002\u4f8b\u5982\uff0c4G DTU\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7433MHz\u65e0\u7ebf\u4f20\u8f93\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u519c\u4e1a\u5927\u68da\u3001\u517b\u6b96\u7b49\u9886\u57df\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5de5\u4e1a\u7269\u8054\u7f51<\/strong>\uff1a433MHz\u6280\u672f\u5728\u5de5\u4e1a\u7269\u8054\u7f51\u4e2d\u4e5f\u6709\u91cd\u8981\u5e94\u7528\u3002\u5b83\u9002\u7528\u4e8e\u6784\u5efa\u5c0f\u5bb9\u91cf\u7684\u667a\u80fd\u4f20\u611f\u7f51\u7edc\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6cb9\u7530\u3001\u6cb9\u4e95\u3001\u6c14\u7530\u3001\u84b8\u6c7d\u7ba1\u9053\u3001\u4f9b\u6696\u7ba1\u9053\u3001\u6c34\u6cf5\u623f\u3001\u51b7\u85cf\u4ed3\u50a8\u7b49\u573a\u666f\u3002\u6b64\u5916\uff0c433MHz\u6280\u672f\u8fd8\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u7f51\u5173\u89e3\u51b3\u65b9\u6848\uff0c\u652f\u6301\u591a\u79cd\u901a\u8baf\u534f\u8bae\u548c\u65b9\u5f0f\uff0c\u5982GPRS\u3001433MHz\u30012.4G\u3001WiFi\u53ca\u4ee5\u592a\u7f51\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5176\u4ed6\u5e94\u7528<\/strong>\uff1a433MHz\u6280\u672f\u8fd8\u88ab\u7528\u4e8eMESH\u7f51\u7ec4\u7f51\u548c\u8d85\u4f4e\u529f\u8017\u5f85\u673a\u7b49\u590d\u6742\u5e94\u7528\u4e2d\uff0c\u9002\u7528\u4e8e\u7535\u6c60\u4f9b\u7535\u8bbe\u5907\u548c\u8fdc\u8ddd\u79bb\u73af\u5883\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 LoRa\u548c433MHz\u6280\u672f\u5728\u80fd\u8017\u65b9\u9762\u7684\u5177\u4f53\u5bf9\u6bd4\u6570\u636e\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u548c433MHz\u6280\u672f\u5728\u80fd\u8017\u65b9\u9762\u7684\u5177\u4f53\u5bf9\u6bd4\u6570\u636e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>LoRa\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000LoRa\u662f\u4e00\u79cd\u57fa\u4e8e\u6269\u9891\u6280\u672f\u7684\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\uff0c\u4e3b\u8981\u5728ISM\u9891\u6bb5\u8fd0\u884c\uff0c\u5305\u62ec433MHz\u3001868MHz\u3001915MHz\u7b49\u9891\u6bb5\u3002<\/li>\n\n\n\n<li>\u3000\u3000LoRa\u6a21\u5757\u5728\u4f4e\u529f\u8017\u72b6\u6001\u4e0b\u7535\u6d41\u6d88\u8017\u4e3a5uA(\u5fae\u5b89)\u3002<\/li>\n\n\n\n<li>\u3000\u3000LoRa\u7684\u6700\u5927\u7279\u70b9\u662f\u80fd\u591f\u5728\u540c\u6837\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u6bd4\u5176\u4ed6\u65e0\u7ebf\u65b9\u5f0f\u4f20\u64ad\u7684\u8ddd\u79bb\u66f4\u8fdc\uff0c\u5b9e\u73b0\u4e86\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u7684\u7edf\u4e00\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>433MHz\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000433MHz LoRa\u6a21\u5757\u662f\u4e00\u79cd\u57fa\u4e8e433MHz\u9891\u6bb5\u7684\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\uff0c\u5177\u6709\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\u548c\u66f4\u597d\u7684\u7a7f\u900f\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000433MHz LoRa\u6a21\u5757\u7684\u5de5\u4f5c\u9891\u7387\u4e3a433MHz\uff0c\u5c5e\u4e8e\u4f4e\u9891\u6bb5\uff0c\u5177\u6709\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u4ece\u4e0a\u8ff0\u4fe1\u606f\u53ef\u4ee5\u770b\u51fa\uff0cLoRa\u6280\u672f\u5728\u80fd\u8017\u65b9\u9762\u8868\u73b0\u51fa\u8272\uff0c\u7279\u522b\u662f\u5728\u4f4e\u529f\u8017\u72b6\u6001\u4e0b\u7535\u6d41\u6d88\u8017\u6781\u4f4e(5uA)\uff0c\u5e76\u4e14\u80fd\u591f\u5728\u76f8\u540c\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u5b9e\u73b0\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u800c433MHz\u6280\u672f\u867d\u7136\u4e5f\u5177\u6709\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\u548c\u826f\u597d\u7684\u7a7f\u900f\u80fd\u529b\uff0c\u4f46\u5728\u80fd\u8017\u65b9\u9762\u7684\u5177\u4f53\u6570\u636e\u5e76\u672a\u660e\u786e\u63d0\u53ca\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u516d\u3001 \u5982\u4f55\u89e3\u51b3LoRa\u6280\u672f\u5728\u5927\u89c4\u6a21\u7f51\u7edc\u4e2d\u7684\u7a7f\u900f\u80fd\u529b\u95ee\u9898?<\/h2>\n\n\n\n<p>\u3000\u3000\u89e3\u51b3LoRa\u6280\u672f\u5728\u5927\u89c4\u6a21\u7f51\u7edc\u4e2d\u7684\u7a7f\u900f\u80fd\u529b\u95ee\u9898\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul 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