{"id":92712,"date":"2024-05-11T16:10:13","date_gmt":"2024-05-11T08:10:13","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=92712"},"modified":"2024-06-18T17:47:01","modified_gmt":"2024-06-18T09:47:01","slug":"ldzyjscsjs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/92712.html","title":{"rendered":"LoRa\u7684\u4e3b\u8981\u6280\u672f\u53c2\u6570\u4ecb\u7ecd"},"content":{"rendered":"\n<p>\u3000\u3000<strong><a href=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" rel=\"noreferrer noopener nofollow\">LoRa<\/a><\/strong>\u6280\u672f\u7684\u4e3b\u8981\u6280\u672f\u53c2\u6570\u5305\u62ec\u6269\u9891\u56e0\u5b50(SF)\u3001\u7f16\u7801\u7387(CR)\u548c\u4fe1\u53f7\u5e26\u5bbd(BW)\u3002\u8fd9\u4e9b\u53c2\u6570\u662f\u8bbe\u8ba1LoRa\u901a\u4fe1\u7cfb\u7edf\u65f6\u7684\u5173\u952e\u8003\u8651\u56e0\u7d20\uff0c\u5b83\u4eec\u5171\u540c\u51b3\u5b9a\u4e86\u901a\u4fe1\u7684\u6027\u80fd\uff0c\u5305\u62ec\u8ddd\u79bb\u3001\u529f\u8017\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6269\u9891\u56e0\u5b50(SF)<\/strong>\uff1a\u6269\u9891\u56e0\u5b50\u662f\u6307\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\u3002\u5b83\u53cd\u6620\u4e86\u4fe1\u606f\u7684\u6269\u9891\u7a0b\u5ea6\uff0c\u5373\u901a\u8fc7\u589e\u52a0\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\u6765\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u63a5\u6536\u7075\u654f\u5ea6\u3002\u5728LoRa\u4e2d\uff0c\u6269\u9891\u56e0\u5b50\u7684\u9009\u62e9\u76f4\u63a5\u5f71\u54cd\u5230\u7cfb\u7edf\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u80fd\u8017\u3002\u4f8b\u5982\uff0c\u5f53\u6269\u9891\u56e0\u5b50\u4e3a5\u65f6\uff0c\u610f\u5473\u7740\u6bcf\u4e2a\u6bd4\u7279\u88ab\u6269\u5c55\u4e3a32\u4e2a\u6bd4\u7279\uff0c\u8fd9\u6709\u52a9\u4e8e\u5728\u8f83\u8fdc\u8ddd\u79bb\u6216\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u4fdd\u6301\u7a33\u5b9a\u7684\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f16\u7801\u7387(CR)<\/strong>\uff1a\u7f16\u7801\u7387\u5b9a\u4e49\u4e86\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5373\u5355\u4f4d\u65f6\u95f4\u5185\u53ef\u4ee5\u4f20\u8f93\u591a\u5c11\u6bd4\u7279\u7684\u6570\u636e\u3002\u7f16\u7801\u7387\u7684\u9009\u62e9\u4f1a\u5f71\u54cd\u5230\u901a\u4fe1\u7684\u901f\u7387\u548c\u529f\u8017\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u8f83\u9ad8\u7684\u7f16\u7801\u7387\u53ef\u4ee5\u63d0\u4f9b\u66f4\u5feb\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4f46\u540c\u65f6\u4e5f\u4f1a\u589e\u52a0\u529f\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u53f7\u5e26\u5bbd(BW)<\/strong>\uff1a\u4fe1\u53f7\u5e26\u5bbd\u662f\u6307\u4fe1\u53f7\u9891\u7387\u8303\u56f4\u7684\u5bbd\u5ea6\uff0c\u5b83\u76f4\u63a5\u5f71\u54cd\u5230\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u4f20\u8f93\u8ddd\u79bb\u3002\u5728LoRa\u6280\u672f\u4e2d\uff0c\u4fe1\u53f7\u5e26\u5bbd\u901a\u5e38\u8bbe\u7f6e\u5728\u8f83\u7a84\u7684\u8303\u56f4\u5185\uff0c\u4ee5\u51cf\u5c11\u5bf9\u73b0\u6709\u65e0\u7ebf\u7535\u9891\u8c31\u7684\u5360\u7528\uff0c\u540c\u65f6\u4e5f\u4e3a\u4e86\u63d0\u9ad8\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c<strong><a href=\"https:\/\/www.techphant.cn\/blog\/90400.html\" data-type=\"link\" data-id=\"https:\/\/www.techphant.cn\/blog\/90400.html\">LoRa\u6280\u672f<\/a><\/strong>\u8fd8\u6d89\u53ca\u5230\u5176\u4ed6\u4e00\u4e9b\u5173\u952e\u53c2\u6570\uff0c\u5982\u524d\u5bfc\u7801\u3001\u62a5\u5934\u548c\u6570\u636e\u6709\u6548\u8d1f\u8f7d\u7b49\uff0c\u8fd9\u4e9b\u90fd\u662f\u6784\u6210LoRa\u6570\u636e\u5305\u7684\u91cd\u8981\u90e8\u5206\uff0c\u5bf9\u4e8e\u786e\u4fdd\u6570\u636e\u6b63\u786e\u4f20\u8f93\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong><a href=\"https:\/\/www.techphant.cn\/blog\/8251.html\">LoRa<\/a>\u6280\u672f\u7684\u4e3b\u8981\u6280\u672f\u53c2\u6570\u5305\u62ec\u6269\u9891\u56e0\u5b50\u3001\u7f16\u7801\u7387\u548c\u4fe1\u53f7\u5e26\u5bbd\uff0c\u8fd9\u4e9b\u53c2\u6570\u5171\u540c\u51b3\u5b9a\u4e86LoRa\u7cfb\u7edf\u7684\u6027\u80fd\u8868\u73b0\uff0c\u5305\u62ec\u901a\u4fe1\u8ddd\u79bb\u3001\u529f\u8017\u548c\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/strong>\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u8fd9\u4e9b\u53c2\u6570\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u5e94\u7528\u9700\u6c42\u4f18\u5316LoRa\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u6280\u672f\u4e2d\u6269\u9891\u56e0\u5b50(SF)\u7684\u5177\u4f53\u5f71\u54cd\u53ca\u5176\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u4e2d\u7684<strong><a href=\"https:\/\/www.techphant.cn\/blog\/90815.html\" data-type=\"link\" data-id=\"https:\/\/www.techphant.cn\/blog\/90815.html\">\u6269\u9891\u56e0\u5b50(SF)<\/a><\/strong>\u662f\u4e00\u4e2a\u5173\u952e\u53c2\u6570\uff0c\u5b83\u76f4\u63a5\u5f71\u54cd\u5230\u7cfb\u7edf\u7684\u6027\u80fd\uff0c\u5305\u62ec\u901a\u4fe1\u8986\u76d6\u8303\u56f4\u3001\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u80fd\u8017\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6269\u9891\u56e0\u5b50\u901a\u8fc7\u589e\u52a0\u4fe1\u53f7\u7684\u7801\u7247\u6570\u91cf\u6765\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4ece\u800c\u6269\u5927\u4e86\u901a\u4fe1\u7684\u8986\u76d6\u8303\u56f4\u3002\u8fd9\u662f\u56e0\u4e3a\u66f4\u591a\u7684\u7801\u7247\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8def\u5f84\u4e0a\u5206\u6563\u4fe1\u53f7\uff0c\u51cf\u5c11\u4fe1\u53f7\u8870\u51cf\u548c\u5e72\u6270\uff0c\u4f7f\u5f97\u4fe1\u53f7\u80fd\u591f\u66f4\u8fdc\u5730\u4f20\u64ad\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7136\u800c\uff0c\u6269\u9891\u56e0\u5b50\u7684\u589e\u52a0\u4e5f\u4f1a\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u964d\u4f4e\u3002\u5f53\u6269\u9891\u56e0\u5b50\u589e\u52a0\u65f6\uff0c\u6bcf\u4e2a\u7b26\u53f7\u6240\u80fd\u643a\u5e26\u7684\u4fe1\u606f\u6bd4\u7279\u6570\u51cf\u5c11\uff0c\u56e0\u6b64\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e0b\u964d\u3002\u8fd9\u662f\u56e0\u4e3a\u6bcf\u4e2a\u7801\u5143\u75312^SF\u4e2a\u7801\u7247\u7ec4\u6210\uff0c\u5171\u80fd\u643a\u5e26SF\u6bd4\u7279\uff0c\u6240\u4ee5\u6269\u9891\u56e0\u5b50\u8d8a\u9ad8\uff0c\u6bcf\u4e2a\u7b26\u53f7\u643a\u5e26\u7684\u4fe1\u606f\u91cf\u5c31\u8d8a\u5c11\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u6269\u9891\u56e0\u5b50\u7684\u9009\u62e9\u8fd8\u4e0e\u7cfb\u7edf\u7684\u529f\u8017\u6709\u5173\u3002\u5728LoRaWAN\u4e2d\uff0c\u652f\u6301\u6839\u636e\u7f51\u7edc\u914d\u7f6e\u81ea\u52a8\u8c03\u6574SF\u56e0\u5b50\uff0c\u5373\u6240\u8c13\u7684\u81ea\u9002\u5e94\u6570\u636e\u901f\u7387(ADR)\uff0c\u8fd9\u6709\u52a9\u4e8e\u4f18\u5316\u8bbe\u5907\u7684\u7a7a\u4e2d\u65f6\u95f4\u548c\u529f\u8017\u3002\u8fd9\u79cd\u81ea\u9002\u5e94\u673a\u5236\u5141\u8bb8\u7cfb\u7edf\u6839\u636e\u5b9e\u9645\u901a\u4fe1\u6761\u4ef6\u52a8\u6001\u8c03\u6574\u6269\u9891\u56e0\u5b50\uff0c\u4ee5\u8fbe\u5230\u6700\u4f18\u7684\u6027\u80fd\u5e73\u8861\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6269\u9891\u56e0\u5b50\u5728LoRa\u7cfb\u7edf\u4e2d\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u4e0d\u4ec5\u5f71\u54cd\u7cfb\u7edf\u7684\u8986\u76d6\u8303\u56f4\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8fd8\u76f4\u63a5\u5173\u7cfb\u5230\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u529f\u8017\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u7f16\u7801\u7387(CR)\u4e0e\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e4b\u95f4\u7684\u5173\u7cfb\u5982\u4f55\uff0c\u4ee5\u53ca\u5982\u4f55\u6839\u636e\u5e94\u7528\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u7f16\u7801\u7387?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u6280\u672f\u4e2d\uff0c\u7f16\u7801\u7387(CR)\u4e0e\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e4b\u95f4\u7684\u5173\u7cfb\u662f\u901a\u8fc7\u4fe1\u53f7\u5e26\u5bbd(BW)\u3001\u6269\u9891\u56e0\u5b50(SF)\u548c\u7f16\u7801\u7387\u672c\u8eab\u7684\u76f8\u4e92\u4f5c\u7528\u6765\u786e\u5b9a\u7684\u3002\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u4ee5\u4e0b\u7ed3\u8bba\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u7f16\u7801\u7387\u4e0e\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u5173\u7cfb<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u7f16\u7801\u7387\u76f4\u63a5\u5f71\u54cd\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002\u5728LoRa\u7cfb\u7edf\u4e2d\uff0c\u6570\u636e\u4f20\u8f93\u901f\u7387(DR)\u53ef\u4ee5\u901a\u8fc7\u516c\u5f0f <img decoding=\"async\" src=\"https:\/\/www.techphant.cn\/wp-content\/ql-cache\/quicklatex.com-c3ea89813bb3e6400d0f714cc406b70e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#82;&#32;&#61;&#32;&#83;&#70;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#40;&#66;&#87;&#32;&#47;&#32;&#50;&#94;&#123;&#83;&#70;&#125;&#41;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#67;&#82;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"233\" style=\"vertical-align: -5px;\"\/> \u6765\u8ba1\u7b97\u3002\u8fd9\u8868\u660e\uff0c\u968f\u7740\u7f16\u7801\u7387\u7684\u589e\u52a0\uff0c\u7406\u8bba\u4e0a\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e5f\u4f1a\u589e\u52a0\uff0c\u4f46\u540c\u65f6\u4e5f\u9700\u8981\u8003\u8651\u5230\u4fe1\u53f7\u5e26\u5bbd\u548c\u6269\u9891\u56e0\u5b50\u7684\u9650\u5236\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u7f16\u7801\u7387<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5e94\u7528\u9700\u6c42<\/strong>\uff1a\u9996\u5148\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u6765\u9009\u62e9\u7f16\u7801\u7387\u3002\u5982\u679c\u5e94\u7528\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u8f83\u9ad8\uff0c\u53ef\u4ee5\u9009\u62e9\u8f83\u4f4e\u7684\u7f16\u7801\u7387\u4ee5\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4ece\u800c\u51cf\u5c11\u5ef6\u8fdf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u9053\u6761\u4ef6<\/strong>\uff1a\u5728\u4fe1\u9053\u6761\u4ef6\u4e0d\u4f73\u7684\u60c5\u51b5\u4e0b\uff0c\u5e94\u9009\u62e9\u8f83\u9ad8\u7684\u7f16\u7801\u7387\u4ee5\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8fd9\u53ef\u80fd\u4f1a\u727a\u7272\u4e00\u4e9b\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7cfb\u7edf\u8d44\u6e90<\/strong>\uff1a\u5982\u679c\u7cfb\u7edf\u8d44\u6e90\u6709\u9650\uff0c\u5982\u5e26\u5bbd\u6216\u8ba1\u7b97\u80fd\u529b\u8f83\u4f4e\uff0c\u5e94\u9009\u62e9\u8f83\u4f4e\u7684\u7f16\u7801\u7387\u4ee5\u4f18\u5316\u6027\u80fd\u548c\u6548\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u5b9e\u9645\u64cd\u4f5c\u5efa\u8bae<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u4f7f\u7528\u4e13\u4e1a\u5de5\u5177\u5982Semtech LoRa\u8c03\u5236\u89e3\u8c03\u5668\u8ba1\u7b97\u5668\u6765\u8bc4\u4f30\u4e0d\u540c\u914d\u7f6e\u4e0b\u7684\u6570\u636e\u901f\u7387\u548c\u4f20\u8f93\u65f6\u95f4\uff0c\u4ee5\u4fbf\u505a\u51fa\u66f4\u7cbe\u786e\u7684\u9009\u62e9\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u8003\u8651\u5230\u5b9e\u9645\u90e8\u7f72\u73af\u5883\u4e2d\u7684\u591a\u79cd\u56e0\u7d20\uff0c\u5982\u5730\u5f62\u3001\u5efa\u7b51\u7269\u963b\u6321\u7b49\uff0c\u53ef\u80fd\u9700\u8981\u8fdb\u884c\u73b0\u573a\u6d4b\u8bd5\u4ee5\u786e\u5b9a\u6700\u4f73\u7684\u7f16\u7801\u7387\u8bbe\u7f6e\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u7f16\u7801\u7387\u662f\u4e00\u4e2a\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u79cd\u56e0\u7d20\u7684\u51b3\u7b56\u8fc7\u7a0b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u4fe1\u53f7\u5e26\u5bbd(BW)\u5bf9\u901a\u4fe1\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u7684\u5177\u4f53\u5f71\u54cd\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u4fe1\u53f7\u7684\u5e26\u5bbd(BW)\u5bf9\u901a\u4fe1\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u6709\u663e\u8457\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5173\u4e8e\u901a\u4fe1\u8ddd\u79bb\uff0c\u6269\u9891\u6280\u672f\u662fLoRa\u4f7f\u7528\u7684\u5173\u952e\u6280\u672f\u4e4b\u4e00\u3002\u6269\u9891\u901a\u8fc7\u589e\u52a0\u4fe1\u53f7\u7684\u9891\u7387\u8303\u56f4\u6765\u63d0\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4ece\u800c\u589e\u5f3a\u4e86\u5728\u8f83\u8fdc\u8ddd\u79bb\u4f20\u8f93\u4e2d\u7684\u6027\u80fd\u3002\u6839\u636e\u8bc1\u636e\uff0c\u6269\u9891\u56e0\u5b50(SF)\u548c\u8c03\u5236\u5e26\u5bbd(BW)\u76f4\u63a5\u5f71\u54cd\u4e86\u63a5\u6536\u7075\u654f\u5ea6\u3002\u8fd9\u610f\u5473\u7740\uff0c\u8f83\u5bbd\u7684\u5e26\u5bbd\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4ece\u800c\u652f\u6301\u66f4\u8fdc\u7684\u901a\u4fe1\u8ddd\u79bb\u3002\u6b64\u5916\uff0cLoRa\u6280\u672f\u91c7\u7528\u7ebf\u6027\u8c03\u9891\u6269\u9891(chirp spread spectrum)\u8c03\u5236\u65b9\u5f0f\uff0c\u4f7f\u5f97\u4fe1\u53f7\u80fd\u5728\u957f\u8ddd\u79bb\u8303\u56f4\u5185\u4f20\u64ad\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5173\u4e8e\u6297\u5e72\u6270\u80fd\u529b\uff0cLoRa\u6280\u672f\u901a\u8fc7\u5360\u7528\u8f83\u5bbd\u7684\u5e26\u5bbd\u6765\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u79cd\u6269\u9891\u8c03\u5236\u6280\u672f\u53ef\u4ee5\u5728\u9891\u8c31\u4e2d\u5360\u7528\u8f83\u5bbd\u7684\u5e26\u5bbd\uff0c\u4ece\u800c\u964d\u4f4e\u4fe1\u53f7\u53d7\u5230\u5e72\u6270\u7684\u6982\u7387\uff0c\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002\u6b64\u5916\uff0c\u6269\u9891\u56e0\u5b50\u7684\u8bbe\u5b9a\u8d8a\u5927\uff0c\u6297\u5e72\u6270\u80fd\u529b\u4f1a\u8d8a\u5f3a\uff0c\u4f46\u53ef\u80fd\u4f1a\u727a\u7272\u4f20\u8f93\u901f\u7387\u3002\u8fd9\u8868\u660e\uff0c\u901a\u8fc7\u589e\u52a0\u5e26\u5bbd\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347LoRa\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u6027\u80fd\uff0c\u5373\u4f7f\u5728\u590d\u6742\u7684\u73af\u5883\u4e2d\u4e5f\u80fd\u4fdd\u6301\u7a33\u5b9a\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u4fe1\u53f7\u7684\u5e26\u5bbd\u5bf9\u901a\u4fe1\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u5177\u6709\u6b63\u9762\u5f71\u54cd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u524d\u5bfc\u7801\u3001\u62a5\u5934\u548c\u6570\u636e\u6709\u6548\u8d1f\u8f7d\u7b49\u5173\u952e\u53c2\u6570\u7684\u4f5c\u7528\u53ca\u5176\u5bf9\u6570\u636e\u4f20\u8f93\u51c6\u786e\u6027\u7684\u5f71\u54cd\u3002<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u4e2d\u7684\u524d\u5bfc\u7801\u3001\u62a5\u5934\u548c\u6570\u636e\u6709\u6548\u8d1f\u8f7d\u662f\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u51c6\u786e\u6027\u7684\u5173\u952e\u53c2\u6570\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u524d\u5bfc\u7801(Preamble)<\/strong>:<\/h3>\n\n\n\n<p>\u3000\u3000\u524d\u5bfc\u7801\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u4fdd\u6301\u63a5\u6536\u673a\u4e0e\u8f93\u5165\u7684\u6570\u636e\u6d41\u540c\u6b65\uff0c\u786e\u4fdd\u901a\u4fe1\u53cc\u65b9\u80fd\u591f\u6b63\u786e\u8bc6\u522b\u548c\u5904\u7406\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u524d\u5bfc\u7801\u5305\u542b12\u4e2a\u7b26\u53f7\u957f\u5ea6\uff0c\u4f46\u5176\u957f\u5ea6\u53ef\u4ee5\u901a\u8fc7\u7f16\u7a0b\u8bbe\u7f6e\uff0c\u4ece6\u5230255\u4e2a\u7801\u5143\u4e0d\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u901a\u4fe1\u4e2d\uff0c\u524d\u5bfc\u7801\u8d77\u7740\u91cd\u8981\u7684\u540c\u6b65\u548c\u68c0\u6d4b\u4f5c\u7528\uff0c\u5e2e\u52a9\u63a5\u6536\u673a\u5224\u65ad\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u662f\u5426\u4e3aLoRa\u6570\u636e\u5305\u3002\u4f8b\u5982\uff0cLoRa\u82af\u7247\u4f1a\u901a\u8fc7\u8ba1\u7b97\u63a5\u6536\u4fe1\u53f7\u4e0e\u6807\u51c6\u524d\u5bfc\u7801\u7684\u4e92\u76f8\u5173\u6765\u5224\u65ad\u4fe1\u53f7\u662f\u5426\u5305\u542bLoRa\u6570\u636e\u5305\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u53d1\u9001\u65b9\u5728\u53d1\u9001\u6570\u636e\u524d\u4f1a\u81ea\u52a8\u589e\u52a0\u4e00\u5b9a\u65f6\u95f4\u7684\u524d\u5bfc\u7801\uff0c\u4ee5\u4fbf\u65e0\u7ebf\u8282\u70b9\u8fdb\u884c\u5468\u671f\u6027\u5730\u5524\u9192\u5e76\u76d1\u542c\u7f51\u7edc\uff0c\u4e00\u65e6\u6355\u6349\u5230\u524d\u5bfc\u7801\u5c31\u8fdb\u5165\u6b63\u5e38\u7684\u6570\u636e\u4f20\u8f93\u72b6\u6001\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u62a5\u5934(Header)<\/strong>:<\/h3>\n\n\n\n<p>\u3000\u3000\u62a5\u5934\u662f\u53ef\u9009\u7c7b\u578b\u7684\uff0c\u5b83\u5305\u542b\u4e86\u5173\u4e8e\u6570\u636e\u6709\u6548\u8d1f\u8f7d\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5982\u6709\u6548\u8d1f\u8f7d\u7684\u5b57\u8282\u6570\u7b49\u3002\u5728\u663e\u5f0f\u62a5\u5934\u6a21\u5f0f\u4e0b\uff0c\u8fd9\u79cd\u6a21\u5f0f\u662f\u9ed8\u8ba4\u7684\u64cd\u4f5c\u6a21\u5f0f\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u62a5\u5934\u7684\u5b58\u5728\u4f7f\u5f97\u63a5\u6536\u673a\u80fd\u591f\u66f4\u7cbe\u786e\u5730\u4e86\u89e3\u6570\u636e\u5305\u7684\u7ed3\u6784\u548c\u5185\u5bb9\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u6548\u7387\u3002<\/p>\n\n\n\n<h3 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