{"id":97600,"date":"2024-09-10T17:24:22","date_gmt":"2024-09-10T09:24:22","guid":{"rendered":"\/\/www.viralrail.com\/?p=97600"},"modified":"2024-09-10T17:24:27","modified_gmt":"2024-09-10T09:24:27","slug":"lgmkcsjl","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97600.html","title":{"rendered":"LoRa 2.4G\u6a21\u5757\u4f20\u8f93\u8ddd\u79bb"},"content":{"rendered":"\n<p>\u3000\u3000LoRa 2.4GHz\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u4f1a\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u53d1\u5c04\u529f\u7387\u3001\u5929\u7ebf\u589e\u76ca\u3001\u73af\u5883\u6761\u4ef6(\u5982\u969c\u788d\u7269\u548c\u5e72\u6270)\u3001\u6570\u636e\u901f\u7387\u548c\u9891\u8c31\u4f7f\u7528\u60c5\u51b5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa 2.4GHz\u6a21\u5757\u4f20\u8f93\u8ddd\u79bb\u4ecb\u7ecd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u7406\u60f3\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u7406\u60f3\u7684\u89c6\u8ddd(Line-of-Sight, LOS)\u6761\u4ef6\u4e0b\uff0cLoRa 2.4GHz\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u5230\u51e0\u516c\u91cc\u3002\u5177\u4f53\u800c\u8a00\uff0c\u5728\u5f00\u9614\u7684\u73af\u5883\u4e2d\uff0c\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u53ef\u4ee5\u8fbe\u52302\u52305\u516c\u91cc\uff0c\u751a\u81f3\u66f4\u8fdc\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u5b9e\u9645\u4f7f\u7528\u73af\u5883<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u5b9e\u9645\u4f7f\u7528\u73af\u5883\u4e2d\uff0c\u4f20\u8f93\u8ddd\u79bb\u53ef\u80fd\u4f1a\u53d7\u5230\u5404\u79cd\u56e0\u7d20\u7684\u9650\u5236\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u57ce\u5e02\u73af\u5883<\/strong>\uff1a\u7531\u4e8e\u5efa\u7b51\u7269\u3001\u6811\u6728\u548c\u5176\u4ed6\u969c\u788d\u7269\u7684\u5b58\u5728\uff0c\u4f20\u8f93\u8ddd\u79bb\u53ef\u80fd\u4f1a\u663e\u8457\u51cf\u5c11\uff0c\u901a\u5e38\u5728\u51e0\u767e\u7c73\u5230\u51e0\u516c\u91cc\u4e4b\u95f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u519c\u6751\u6216\u90ca\u533a<\/strong>\uff1a\u969c\u788d\u7269\u8f83\u5c11\uff0c\u4f20\u8f93\u8ddd\u79bb\u53ef\u80fd\u4f1a\u66f4\u957f\uff0c\u901a\u5e38\u53ef\u4ee5\u8fbe\u5230\u51e0\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5ba4\u5185\u73af\u5883<\/strong>\uff1a\u7531\u4e8e\u5899\u58c1\u548c\u5176\u4ed6\u7ed3\u6784\u7684\u963b\u6321\uff0c\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u8f83\u77ed\uff0c\u53ef\u80fd\u5728\u51e0\u5341\u7c73\u5230\u51e0\u767e\u7c73\u4e4b\u95f4\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. \u5f71\u54cd\u56e0\u7d20<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u53d1\u5c04\u529f\u7387<\/strong>\uff1a\u66f4\u9ad8\u7684\u53d1\u5c04\u529f\u7387\u53ef\u4ee5\u589e\u52a0\u4f20\u8f93\u8ddd\u79bb\uff0c\u4f46\u4e5f\u53d7\u5230\u6cd5\u89c4\u9650\u5236\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5929\u7ebf\u589e\u76ca<\/strong>\uff1a\u9ad8\u589e\u76ca\u5929\u7ebf\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u901f\u7387<\/strong>\uff1a\u8f83\u4f4e\u7684\u6570\u636e\u901f\u7387\u53ef\u4ee5\u589e\u52a0\u4f20\u8f93\u8ddd\u79bb\uff0c\u56e0\u4e3aLoRa\u6280\u672f\u5229\u7528\u4e86\u6269\u9891\u6280\u672f\u6765\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u73af\u5883\u6761\u4ef6<\/strong>\uff1a\u89c6\u8ddd\u6761\u4ef6\u3001\u969c\u788d\u7269\u3001\u5929\u6c14\u7b49\u90fd\u4f1a\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e72\u6270<\/strong>\uff1a2.4GHz\u9891\u6bb5\u662f\u4e00\u4e2a\u5171\u4eab\u9891\u6bb5\uff0c\u53ef\u80fd\u53d7\u5230Wi-Fi\u3001\u84dd\u7259\u7b49\u5176\u4ed6\u8bbe\u5907\u7684\u5e72\u6270\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004. \u5177\u4f53\u793a\u4f8b<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u4e00\u4e9b\u5b9e\u9645\u5e94\u7528\u548c\u6d4b\u8bd5\u4e2d\uff0cLoRa 2.4GHz\u6a21\u5757\u5728\u5f00\u9614\u73af\u5883\u4e0b\u53ef\u4ee5\u5b9e\u73b0\u4ee5\u4e0b\u4f20\u8f93\u8ddd\u79bb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5f00\u9614\u89c6\u8ddd\u73af\u5883<\/strong>\uff1a3-5\u516c\u91cc<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u57ce\u5e02\u73af\u5883<\/strong>\uff1a500\u7c73\u52302\u516c\u91cc<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5ba4\u5185\u73af\u5883<\/strong>\uff1a50\u7c73\u5230200\u7c73<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u30005. \u603b\u7ed3<\/h2>\n\n\n\n<p>\u3000\u3000LoRa 2.4GHz\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u5728\u7406\u60f3\u6761\u4ef6\u4e0b\u53ef\u4ee5\u8fbe\u5230\u51e0\u516c\u91cc\uff0c\u4f46\u5728\u5b9e\u9645\u4f7f\u7528\u73af\u5883\u4e2d\uff0c\u4f20\u8f93\u8ddd\u79bb\u4f1a\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u901a\u5e38\u5728\u51e0\u5341\u7c73\u5230\u51e0\u516c\u91cc\u4e4b\u95f4\u3002\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u3001\u4f18\u5316\u53d1\u5c04\u529f\u7387\u548c\u6570\u636e\u901f\u7387\u3001\u4ee5\u53ca\u5c3d\u91cf\u51cf\u5c11\u73af\u5883\u5e72\u6270\uff0c\u53ef\u4ee5\u6700\u5927\u7a0b\u5ea6\u5730\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa 2.4G\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa 2.4G\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u591a\u79cd\u56e0\u7d20\u5f71\u54cd\uff0c\u5305\u62ec\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u3001\u5929\u7ebf\u5f62\u5f0f\u3001\u901a\u8baf\u901f\u7387\u4ee5\u53ca\u5730\u7406\u53ca\u5efa\u7b51\u73af\u5883\u7b49\u3002\u5177\u4f53\u6765\u8bf4\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u57ce\u5e02\u516c\u8def\u73af\u5883\u4e2d\uff0cLoRa\u6a21\u5757\u7684\u6709\u6548\u901a\u4fe1\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52305\u516c\u91cc(\u5728250bit\/s\u65f6)\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u519c\u6751\u5730\u533a\u6216\u8fd1\u4f3c\u89c6\u7ebf\u6761\u4ef6\u4e0b\u7684\u73af\u5883\u4e2d\uff0cLoRa\u6280\u672f\u80fd\u591f\u8986\u76d6\u66f4\u8fdc\u7684\u8ddd\u79bb\uff0c\u751a\u81f3\u53ef\u4ee5\u5ef6\u4f38\u5230\u6570\u767e\u5e73\u65b9\u516c\u91cc\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u4e00\u822c\u7684\u57ce\u5e02\u533a\u57df\uff0cLoRa\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u57282-5\u516c\u91cc\u4e4b\u95f4\uff0c\u5c3d\u7ba1\u5b58\u5728\u969c\u788d\u7269\u7684\u60c5\u51b5\u4e0b\u4e5f\u80fd\u4fdd\u6301\u8f83\u597d\u7684\u901a\u4fe1\u6548\u679c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u4e0e2.4G\u6280\u672f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u6bd4\u8f83\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u4e0e2.4G\u6280\u672f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u6bd4\u8f83\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\uff0c\u5305\u62ec\u4f20\u8f93\u8ddd\u79bb\u3001\u529f\u8017\u3001\u6297\u5e72\u6270\u80fd\u529b\u4ee5\u53ca\u5e94\u7528\u573a\u666f\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u4f20\u8f93\u8ddd\u79bb\u6765\u770b\uff0cLoRa\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u3002\u6839\u636e\u8bc1\u636e\u663e\u793a\uff0cLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52305\u516c\u91cc\uff0c\u5e76\u4e14\u5176\u6269\u9891\u589e\u76ca\u4f7f\u5176\u4f20\u8f93\u8ddd\u79bb\u7ea6\u4e3aFSK(\u9891\u79fb\u952e\u63a7)\u76843\u500d\u3002\u6b64\u5916\uff0cLoRa\u91c7\u7528\u9ad8\u6269\u9891\u56e0\u5b50\uff0c\u80fd\u591f\u5c06\u5c0f\u5bb9\u91cf\u6570\u636e\u901a\u8fc7\u5927\u8303\u56f4\u65e0\u7ebf\u7535\u9891\u8c31\u4f20\u8f93\u51fa\u53bb\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c2.4G\u6280\u672f\u5982nRF24L01+\u82af\u7247\u7684\u4f20\u8f93\u8ddd\u79bb\u76f8\u5bf9\u8f83\u77ed\uff0c\u4e3b\u8981\u7528\u4e8e\u8bed\u97f3\u548c\u56fe\u7247\u7684\u4f20\u8f93\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u529f\u8017\u65b9\u9762\uff0cLoRa\u540c\u6837\u8868\u73b0\u51fa\u8272\u3002\u5b83\u4e0d\u4ec5\u652f\u6301\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u8fd8\u4fdd\u6301\u4e86\u4f4e\u529f\u8017\u7279\u6027\u3002\u4f8b\u5982\uff0cLoRa\u7684\u63a5\u6536\u7075\u654f\u5ea6\u53ef\u8fbe\u5230-148dbm\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u4f4e\u529f\u8017\u6761\u4ef6\u4e0b\u4ecd\u80fd\u5b9e\u73b0\u8d85\u8fdc\u8ddd\u79bb\u901a\u8baf\u3002\u800c2.4G\u6280\u672f\u5982Zigbee\u5219\u4e3b\u8981\u57fa\u4e8e2.4G\u9891\u6bb5\uff0c\u867d\u7136\u4e5f\u80fd\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\uff0c\u4f46\u5176\u529f\u8017\u76f8\u5bf9\u8f83\u9ad8\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6297\u5e72\u6270\u80fd\u529b\u4e5f\u662fLoRa\u7684\u4e00\u5927\u4f18\u52bf\u3002LoRa\u6280\u672f\u5229\u7528\u9ad8\u6269\u9891\u56e0\u5b50\u548c\u9ad8\u6297\u5e72\u6270\u6027\uff0c\u80fd\u591f\u5728\u590d\u6742\u7684\u73af\u5883\u4e2d\u7a33\u5b9a\u5de5\u4f5c\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c2.4G\u6280\u672f\u867d\u7136\u4e5f\u80fd\u63d0\u4f9b\u4e00\u5b9a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4f46\u5728\u590d\u6742\u73af\u5883\u4e0b\u7684\u8868\u73b0\u53ef\u80fd\u4e0d\u5982LoRa\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u5e94\u7528\u573a\u666f\u6765\u770b\uff0cLoRa\u548c2.4G\u5404\u6709\u4fa7\u91cd\u3002LoRa\u9002\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u9ad8\u6297\u5e72\u6270\u6027\u7684\u7269\u8054\u7f51\u8bbe\u5907\uff0c\u5982\u7164\u77ff\u9876\u677f\u76d1\u6d4b\u7b49\u3002\u800c2.4G\u6280\u672f\u5219\u66f4\u591a\u5e94\u7528\u4e8e\u9700\u8981\u53cc\u5411\u5b9e\u65f6\u901a\u8baf\u548c\u8f83\u5927\u7f51\u7edc\u89c4\u6a21\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u3001\u4f4e\u529f\u8017\u548c\u6297\u5e72\u6270\u80fd\u529b\u65b9\u9762\u8868\u73b0\u4f18\u5f02\uff0c\u9002\u5408\u4e8e\u9700\u8981\u8986\u76d6\u8303\u56f4\u5e7f\u4e14\u5bf9\u529f\u8017\u8981\u6c42\u8f83\u9ad8\u7684\u7269\u8054\u7f51\u5e94\u7528;\u800c2.4G\u6280\u672f\u5219\u5728\u53cc\u5411\u5b9e\u65f6\u901a\u8baf\u548c\u7f51\u7edc\u89c4\u6a21\u65b9\u9762\u66f4\u5177\u4f18\u52bf\uff0c\u9002\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6\u5bf9\u4f20\u8f93\u8ddd\u79bb\u7684\u5f71\u54cd?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6\u5bf9\u4f20\u8f93\u8ddd\u79bb\u6709\u663e\u8457\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9996\u5148\uff0c\u53d1\u5c04\u529f\u7387\u662f\u51b3\u5b9aLoRa\u6a21\u5757\u4f20\u8f93\u8ddd\u79bb\u7684\u91cd\u8981\u56e0\u7d20\u4e4b\u4e00\u3002\u6839\u636e\u8bc1\u636e\uff0c\u63d0\u9ad8\u53d1\u5c04\u529f\u7387\u53ef\u4ee5\u6709\u6548\u589e\u52a0LoRa\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u4f8b\u5982\uff0c\u67d0\u4e9bLoRa\u6a21\u5757\u652f\u6301\u4ece+20dBm\u5230100mW\u7684\u53ef\u8c03\u53d1\u5c04\u529f\u7387\uff0c\u8fd9\u610f\u5473\u7740\u5728\u7535\u538b\u53d8\u5316\u65f6\u4ecd\u80fd\u4fdd\u6301\u6052\u5b9a\u7684\u5c04\u9891\u529f\u7387\u8f93\u51fa\uff0c\u4ece\u800c\u786e\u4fdd\u4e86\u66f4\u8fdc\u7684\u901a\u4fe1\u8ddd\u79bb\u3002\u6b64\u5916\uff0c\u4e00\u4e9bLoRa\u6a21\u5757\u7684\u6700\u5927\u53d1\u5c04\u529f\u7387\u751a\u81f3\u53ef\u4ee5\u8fbe\u52305W\uff0c\u8fd9\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u5176\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5176\u6b21\uff0c\u63a5\u6536\u7075\u654f\u5ea6\u4e5f\u662f\u5f71\u54cdLoRa\u6a21\u5757\u4f20\u8f93\u8ddd\u79bb\u7684\u5173\u952e\u56e0\u7d20\u3002\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\u4f7f\u5f97LoRa\u6a21\u5757\u80fd\u591f\u5728\u8f83\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e2d\u63a5\u6536\u4fe1\u53f7\uff0c\u4ece\u800c\u6269\u5927\u4e86\u901a\u4fe1\u8303\u56f4\u3002\u4f8b\u5982\uff0c\u67d0\u4e9bLoRa\u6a21\u5757\u7684\u63a5\u6536\u7075\u654f\u5ea6\u8fbe\u5230\u4e86-148dBm\uff0c\u8fd9\u6bd4\u4e1a\u754c\u5176\u4ed6\u5148\u8fdb\u6c34\u5e73\u7684Sub-GHz\u82af\u7247\u9ad8\u51fa20dB\u4ee5\u4e0a\uff0c\u786e\u4fdd\u4e86\u7f51\u7edc\u8fde\u63a5\u7684\u53ef\u9760\u6027\u3002\u6b64\u5916\uff0c\u7531\u4e8eLoRa\u6a21\u5757\u91c7\u7528\u6269\u9891\u6280\u672f\uff0c\u5176\u63a5\u6536\u7aef\u7684\u9ad8\u7075\u654f\u5ea6\u4e5f\u5f52\u529f\u4e8e\u8fd9\u79cd\u6280\u672f\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6\u5171\u540c\u51b3\u5b9a\u4e86\u5176\u4f20\u8f93\u8ddd\u79bb\u3002\u66f4\u9ad8\u7684\u53d1\u5c04\u529f\u7387\u80fd\u591f\u63d0\u4f9b\u66f4\u8fdc\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u800c\u66f4\u9ad8\u7684\u63a5\u6536\u7075\u654f\u5ea6\u5219\u80fd\u591f\u786e\u4fdd\u5728\u590d\u6742\u73af\u5883\u4e2d\u7684\u53ef\u9760\u901a\u4fe1\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 \u5982\u4f55\u4f18\u5316LoRa 2.4G\u6a21\u5757\u7684\u5929\u7ebf\u8bbe\u8ba1\u4ee5\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb?<\/h2>\n\n\n\n<p>\u3000\u3000\u4e3a\u4e86\u4f18\u5316LoRa 2.4G\u6a21\u5757\u7684\u5929\u7ebf\u8bbe\u8ba1\u4ee5\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\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>\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u7c7b\u578b<\/strong>\uff1a\u6839\u636e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u9009\u62e9\u9ad8\u589e\u76ca\u5929\u7ebf\uff0c\u8fd9\u53ef\u4ee5\u663e\u8457\u6539\u5584LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u4f8b\u5982\uff0c\u5728\u9700\u8981\u8986\u76d6\u8f83\u5927\u533a\u57df\u6216\u6709\u969c\u788d\u7269\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u9009\u62e9\u5b9a\u5411\u5929\u7ebf;\u800c\u5728\u9700\u8981\u5747\u5300\u8986\u76d6\u8f83\u5c0f\u533a\u57df\u65f6\uff0c\u5219\u53ef\u4ee5\u9009\u62e9\u5168\u5411\u5929\u7ebf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u5929\u7ebf\u5339\u914d\u548c\u9a7b\u6ce2\u6bd4\uff08VSWR\uff09<\/strong>&nbsp;\uff1a\u786e\u4fdd\u5929\u7ebf\u4e0eLoRa\u6a21\u5757\u4e4b\u95f4\u7684\u826f\u597d\u5339\u914d\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u8f83\u4f4e\u7684\u9a7b\u6ce2\u6bd4\u53ef\u4ee5\u63d0\u9ad8\u5929\u7ebf\u7684\u80fd\u91cf\u8f6c\u79fb\u6548\u7387\uff0c\u51cf\u5c11\u4fe1\u53f7\u53cd\u5c04\u635f\u5931\u3002\u53ef\u4ee5\u901a\u8fc7\u5408\u7406\u9009\u62e9\u5929\u7ebf\u7c7b\u578b\u548c\u8c03\u6574\u5b89\u88c5\u65b9\u5f0f\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u589e\u52a0\u53d1\u5c04\u529f\u7387\uff08PT\u503c\uff09<\/strong>&nbsp;\uff1a\u589e\u5927\u53d1\u9001\u4fa7(\u8282\u70b9)\u7684\u529f\u7387\u53ef\u4ee5\u5f97\u5230\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u5728\u6d4b\u8bd5\u65f6\u5e94\u68c0\u67e5\u8282\u70b9\u529f\u7387\u662f\u5426\u8c03\u8bd5\u5230\u6700\u5927\u503c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u51cf\u5c0f\u63a5\u6536\u7aef\uff08Pr\u503c\uff09<\/strong>&nbsp;\uff1a\u51cf\u5c0f\u63a5\u6536\u7aef\u7684Pr\u4ee3\u6570\u503c\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\uff0c\u56e0\u4e3a\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u63a5\u6536\u7aef\u7684\u5e72\u6270\u548c\u635f\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8003\u8651\u5e26\u5bbd\u9009\u62e9<\/strong>\uff1a\u8f83\u7a84\u7684\u5e26\u5bbd\u901a\u5e38\u80fd\u63d0\u4f9b\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u56e0\u6b64\uff0c\u5728\u5177\u4f53\u5e94\u7528\u4e2d\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5e26\u5bbd\u4ee5\u4f18\u5316\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u516d\u3001 LoRa 2.4G\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u5230\u54ea\u4e9b\u56e0\u7d20\u7684\u5f71\u54cd?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0cLoRa 2.4G\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\u3002\u8fd9\u4e9b\u56e0\u7d20\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u53d1\u5c04\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6<\/strong>\uff1a\u53d1\u5c04\u529f\u7387\u8d8a\u9ad8\uff0c\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u8d8a\u5e7f;\u800c\u63a5\u6536\u7075\u654f\u5ea6\u8d8a\u9ad8\uff0c\u80fd\u591f\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u5f3a\u5ea6\u4e5f\u8d8a\u5927\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5929\u7ebf\u589e\u76ca\u548c\u9988\u7ebf\u63d2\u635f<\/strong>\uff1a\u5929\u7ebf\u7684\u589e\u76ca\u76f4\u63a5\u5f71\u54cd\u4fe1\u53f7\u7684\u4f20\u64ad\u8ddd\u79bb\uff0c\u9988\u7ebf\u7684\u63d2\u635f\u5219\u4f1a\u5f71\u54cd\u4fe1\u53f7\u7684\u8d28\u91cf\u548c\u8870\u51cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u73af\u5883\u4f20\u64ad\u635f\u8017<\/strong>\uff1a\u5efa\u7b51\u7269\u3001\u91d1\u5c5e\u6750\u6599\u7b49\u969c\u788d\u7269\u4f1a\u663e\u8457\u589e\u52a0\u4fe1\u53f7\u7684\u4f20\u64ad\u635f\u8017\uff0c\u4ece\u800c\u964d\u4f4e\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u9053\u8d28\u91cf<\/strong>\uff1a\u4fe1\u9053\u4e2d\u7684\u566a\u58f0\u3001\u5e72\u6270\u4ee5\u53ca\u591a\u5f84\u6548\u5e94\u90fd\u4f1a\u5f71\u54cd\u4fe1\u53f7\u7684\u7a33\u5b9a\u6027\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u901f\u7387<\/strong>\uff1a\u8f83\u9ad8\u7684\u6570\u636e\u901f\u7387\u867d\u7136\u53ef\u4ee5\u63d0\u9ad8\u4f20\u8f93\u901f\u5ea6\uff0c\u4f46\u4f1a\u5bfc\u81f4\u4f20\u8f93\u8ddd\u79bb\u7f29\u77ed\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0c\u901a\u5e38\u5efa\u8bae\u4f7f\u7528\u8f83\u4f4e\u7684\u6570\u636e\u901f\u7387\u4ee5\u786e\u4fdd\u8f83\u9ad8\u7684\u4f20\u8f93\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>Doppler\u6548\u5e94<\/strong>\uff1a\u5f53\u8282\u70b9\u79fb\u52a8\u65f6\uff0cDoppler\u6548\u5e94\u4f1a\u5bf9\u4fe1\u53f7\u4ea7\u751f\u5f71\u54cd\uff0c\u7279\u522b\u662f\u5728\u9ad8\u901f\u79fb\u52a8\u6216\u9ad8\u89d2\u901f\u5ea6\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u4e22\u5931\u6216\u901a\u4fe1\u4e0d\u7a33\u5b9a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7535\u78c1\u73af\u5883<\/strong>\uff1a\u590d\u6742\u7684\u7535\u78c1\u73af\u5883\u4f1a\u5f71\u54cd\u65e0\u7ebf\u4fe1\u53f7\u7684\u4f20\u8f93\u8d28\u91cf\uff0c\u8fdb\u4e00\u6b65\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u90e8\u7f72\u4f4d\u7f6e<\/strong>\uff1a\u5408\u7406\u9009\u62e9\u7f51\u7edc\u90e8\u7f72\u7684\u4f4d\u7f6e\u53ef\u4ee5\u4f18\u5316\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>LoRa 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