{"id":97614,"date":"2024-09-11T11:39:41","date_gmt":"2024-09-11T03:39:41","guid":{"rendered":"\/\/www.viralrail.com\/?p=97614"},"modified":"2024-09-11T11:39:46","modified_gmt":"2024-09-11T03:39:46","slug":"lghhcsjlygxm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97614.html","title":{"rendered":"LoRa\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u6709\u5173\u7cfb\u5417"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa(Long Range Radio)\u6280\u672f<\/strong>\u786e\u5b9e\u5c06\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u7684\u5173\u7cfb\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u5b9e\u73b0\u4e86\u4f4e\u529f\u8017\u4e0e\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u7edf\u4e00\u3002LoRa\u5728\u540c\u6837\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u6bd4\u5176\u4ed6\u65e0\u7ebf\u65b9\u5f0f\u4f20\u64ad\u7684\u8ddd\u79bb\u66f4\u8fdc\u3002\u8fd9\u79cd\u7279\u6027\u4f7f\u5f97LoRa\u975e\u5e38\u9002\u5408\u9700\u8981\u957f\u65f6\u95f4\u8fd0\u884c\u4e14\u7535\u6c60\u4f9b\u7535\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u7269\u8054\u7f51\u8bbe\u5907\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5177\u4f53\u6765\u8bf4\uff0cLoRa\u901a\u8fc7\u6269\u9891\u8c03\u5236\u6280\u672f\u3001\u6df1\u5ea6\u4f11\u7720\u548c\u5524\u9192\u529f\u80fd\u3001\u957f\u8ddd\u79bb\u4f4e\u901f\u7387\u4f20\u8f93\u7b49\u591a\u79cd\u65b9\u5f0f\u5171\u540c\u4f5c\u7528\u5b9e\u73b0\u4f4e\u529f\u8017\u3002\u540c\u65f6\uff0c\u5b83\u8fd8\u5229\u7528\u4e86\u9ad8\u7075\u654f\u5ea6\u63a5\u6536\u6280\u672f\u548c\u5f3a\u5927\u7684\u6297\u5e72\u6270\u80fd\u529b\u6765\u786e\u4fdd\u4fe1\u53f7\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u8fd9\u4e9b\u6280\u672f\u7684\u7ed3\u5408\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4f20\u8f93\u8ddd\u79bb\uff0c\u4e5f\u964d\u4f4e\u4e86\u529f\u8017\uff0c\u4ece\u800c\u89e3\u51b3\u4e86\u4f20\u7edf\u65e0\u7ebf\u901a\u4fe1\u4e2d\u529f\u8017\u4e0e\u4f20\u8f93\u8ddd\u79bb\u4e4b\u95f4\u7684\u77db\u76fe\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0cLoRa\u6a21\u5757\u7684\u4f4e\u529f\u8017\u7279\u6027\u8fd8\u4f53\u73b0\u5728\u5176\u5de5\u4f5c\u6a21\u5f0f\u7684\u9009\u62e9\u4e0a\uff0c\u4f8b\u5982\u6df1\u5ea6\u4f11\u7720\u6a21\u5f0f\u4e0b\u7684\u7535\u6d41\u4ec5\u4e3a4.48uA\uff0c\u8fd9\u8fdb\u4e00\u6b65\u51cf\u5c11\u4e86\u80fd\u91cf\u6d88\u8017\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u660e\u786e\u5730\u8bf4\uff0cLoRa\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u4e4b\u95f4\u5b58\u5728\u5bc6\u5207\u5173\u7cfb\uff0c\u5e76\u4e14LoRa\u6280\u672f\u6210\u529f\u5730\u5b9e\u73b0\u4e86\u4e24\u8005\u4e4b\u95f4\u7684\u5e73\u8861.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u6280\u672f\u7684\u6269\u9891\u8c03\u5236\u6280\u672f\u662f\u5982\u4f55\u4f18\u5316\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u7684?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u7684\u6269\u9891\u8c03\u5236\u6280\u672f\u901a\u8fc7\u4f7f\u7528\u7ebf\u6027\u8c03\u9891\u6269\u9891\u8c03\u5236\uff0c\u5b9e\u73b0\u4e86\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u7684\u4f18\u5316\u3002\u8fd9\u79cd\u6280\u672f\u57fa\u4e8e\u5541\u557e\u6269\u9891(CSS)\u6280\u672f\uff0c\u4fdd\u6301\u4e86\u50cf\u9891\u79fb\u952e\u63a7(FSK)\u8c03\u5236\u76f8\u540c\u7684\u4f4e\u529f\u8017\u7279\u6027\uff0c\u540c\u65f6\u660e\u663e\u5730\u589e\u52a0\u4e86\u901a\u4fe1\u8ddd\u79bb\u3002LoRa\u6269\u9891\u6280\u672f\u6539\u53d8\u4e86\u4f20\u8f93\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u4e4b\u95f4\u7684\u5e73\u8861\uff0c\u4f7f\u5f97\u8bbe\u5907\u80fd\u591f\u5728\u4fdd\u8bc1\u901a\u4fe1\u8ddd\u79bb\u7684\u540c\u65f6\uff0c\u964d\u4f4e\u529f\u8017\u3002\u5177\u4f53\u6765\u8bf4\uff0cLoRa\u6a21\u5757\u7684\u529f\u8017\u4f18\u5316\u4e3b\u8981\u4ece\u964d\u4f4e\u53d1\u5c04\u529f\u7387\u3001\u8bbe\u7f6e\u4f4e\u529f\u8017\u63a5\u6536\u6a21\u5f0f\u3001\u5408\u7406\u8bbe\u7f6e\u6570\u636e\u53d1\u9001\u5468\u671f\u7b49\u65b9\u9762\u8fdb\u884c\u3002\u6b64\u5916\uff0cLoRa\u6280\u672f\u8fd8\u91c7\u7528\u4e86\u661f\u578b\u7f51\u8fde\u63a5\uff0c\u6839\u636e\u6269\u9891\u56e0\u5b50\u7684\u4e0d\u540c\uff0c\u6570\u636e\u7387\u8303\u56f4\u53ef\u4ee5\u4ece0.3kbps\u523050kbps\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u5728\u4e0d\u540c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u529f\u8017\u8868\u73b0\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u4e0d\u540c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u529f\u8017\u8868\u73b0\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u4f20\u8f93\u8ddd\u79bb<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5ba4\u5916\u65e0\u906e\u6321\u73af\u5883<\/strong>\uff1aLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52306\u516c\u91cc\u81f38\u516c\u91cc\u3002\u5728\u90ca\u533a\u6216\u65e0\u969c\u788d\u7269\u7684\u60c5\u51b5\u4e0b\uff0c\u5176\u65e0\u7ebf\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u5230\u6700\u9ad820\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5ba4\u5185\u73af\u5883<\/strong>\uff1aLoRa\u5728\u5ba4\u5185\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u53ea\u6709\u6570\u767e\u7c73\u5230\u7ea65\u516c\u91cc(\u7a7f\u8d8a\u7ea65\u4e2a\u697c\u677f)\u3002\u5177\u4f53\u8ddd\u79bb\u4f1a\u53d7\u5230\u5efa\u7b51\u7269\u6750\u8d28\u3001\u539a\u5ea6\u4ee5\u53ca\u5ba4\u5185\u73af\u5883\u7684\u5177\u4f53\u6761\u4ef6\u7684\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u590d\u6742\u73af\u5883<\/strong>\uff1a\u53d7\u5730\u5f62\u3001\u5efa\u7b51\u7b49\u56e0\u7d20\u5f71\u54cd\uff0c\u5177\u4f53\u8ddd\u79bb\u9700\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8c03\u6574\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u529f\u8017\u8868\u73b0<\/h3>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5728\u76f8\u540c\u7684\u8986\u76d6\u8ddd\u79bb\u4e0b\uff0c\u529f\u8017\u76f8\u6bd4\u4e8eNB-IoT\u8981\u4f4e\u5f88\u591a\u3002\u4f8b\u5982\uff0c\u5728\u667a\u6167\u505c\u8f66\u5e94\u7528\u4e2d\uff0c\u76f8\u540c\u7684\u7535\u6c60\u5bb9\u91cf\uff0cLoRa\u6a21\u5757\u5dee\u4e0d\u591a\u80fd\u591f\u652f\u630112-18\u4e2a\u6708\uff0c\u800cNB-IoT\u5dee\u4e0d\u591a\u53ea\u80fd\u652f\u63014\u4e2a\u6708\u3002<\/p>\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>\u5e26\u5bbd<\/strong>\uff1a\u5e26\u5bbd\u8d8a\u7a84\uff0c\u4f20\u8f93\u8ddd\u79bb\u8d8a\u8fdc\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5e26\u5bbd\u4ee5\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5730\u5f62\u548c\u5efa\u7b51\u7269<\/strong>\uff1a\u969c\u788d\u7269\u6216\u9ad8\u697c\u5927\u53a6\u4f1a\u5f71\u54cd\u4fe1\u53f7\u7684\u4f20\u64ad\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6e29\u5ea6\u548c\u6e7f\u5ea6<\/strong>\uff1a\u6e29\u5ea6\u8fc7\u9ad8\u6216\u8005\u8fc7\u4f4e\uff0c\u7a7a\u6c14\u6f6e\u6e7f\u7b49\u90fd\u4f1a\u5f71\u54cdLoRa\u6a21\u5757\u7684\u4f7f\u7528\u5bff\u547d\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5929\u7ebf\u5339\u914d<\/strong>\uff1a\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u4f1a\u7ed9LoRa\u65e0\u7ebf\u6a21\u5757\u5e26\u6765\u5f88\u5927\u7684\u589e\u76ca\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u6a21\u5757\u5728\u6df1\u5ea6\u4f11\u7720\u6a21\u5f0f\u4e0b\u7684\u7535\u6d41\u6d88\u8017\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5728\u6df1\u5ea6\u4f11\u7720\u6a21\u5f0f\u4e0b\u7684\u7535\u6d41\u6d88\u8017\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\u5177\u6709\u663e\u8457\u4f18\u52bf\u3002LoRa\u6a21\u5757\u7684\u4f11\u7720\u7535\u6d41\u901a\u5e38\u5728\u5fae\u5b89\u7ea7\u522b\uff0c\u4f8b\u5982\u56db\u4fe1LoRa\u6a21\u5757\u7684\u4f11\u7720\u7535\u6d41\u53ef\u4ee5\u8fbe\u52301.8uA\uff0c\u800cSX1278\u6a21\u5757\u7684\u4f11\u7720\u7535\u6d41\u8303\u56f4\u4e3a0.2\u81f31.6uA\u3002\u6b64\u5916\uff0cXK-LR100-20\u6a21\u5757\u7684\u7761\u7720\u7535\u6d41\u7ea6\u4e3a2uA\uff0cSX126X\u7cfb\u5217\u7684\u70ed\u542f\u52a8\u4f11\u7720\u6a21\u5f0f\u7535\u6d41\u4ec5\u4e3a1.2uA\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u5982Zigbee\u7684\u529f\u8017\u4e5f\u8f83\u4f4e\uff0c\u4f46\u5177\u4f53\u6570\u503c\u6ca1\u6709\u660e\u786e\u63d0\u53ca\u3002\u7136\u800c\uff0c\u4ece\u5bf9\u6bd4\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0cLoRa\u6a21\u5757\u5728\u4f11\u7720\u6a21\u5f0f\u4e0b\u7684\u7535\u6d41\u6d88\u8017\u660e\u663e\u4f4e\u4e8eZigbee\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5982\u4f55\u901a\u8fc7\u8f6f\u4ef6\u6216\u786c\u4ef6\u624b\u6bb5\u8fdb\u4e00\u6b65\u964d\u4f4eLoRa\u8bbe\u5907\u7684\u529f\u8017?<\/h2>\n\n\n\n<p>\u3000\u3000\u4e3a\u4e86\u8fdb\u4e00\u6b65\u964d\u4f4eLoRa\u8bbe\u5907\u7684\u529f\u8017\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u8f6f\u4ef6\u548c\u786c\u4ef6\u624b\u6bb5\u8fdb\u884c\u4f18\u5316\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u786c\u4ef6\u624b\u6bb5<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9\u5408\u9002\u7684\u786c\u4ef6\u8bbe\u5907<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u4f7f\u7528\u5177\u6709\u4f4e\u566a\u58f0\u653e\u5927\u5668(LNA)\u548c\u529f\u7387\u653e\u5927\u5668(PA)\u7684\u786c\u4ef6\u8bbe\u5907\uff0c\u53ef\u4ee5\u786e\u4fdd\u4fe1\u53f7\u8d28\u91cf\u5e76\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e\u529f\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u91c7\u7528\u8d85\u4f4e\u529f\u8017MCU\u548cLoRa\u82af\u7247\uff0c\u5e76\u7ed3\u5408\u9ad8\u6027\u80fd\u5c01\u88c5\u6280\u672f\uff0c\u4f8b\u5982ASR\u7cfb\u7edf\u7ea7\u5c01\u88c5\u82af\u7247ASR6501\u5185\u5d4c\u9ad8\u6027\u80fdLoRa\u82af\u7247SX1262.\u9002\u7528\u4e8e\u65e0\u7ebf\u4f20\u611f\u7f51\u7edc\u548c\u5176\u4ed6\u7269\u8054\u7f51\u8bbe\u5907\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u5316\u4f20\u8f93\u529f\u7387<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u8bbe\u8ba1LoRa\u8bbe\u5907\u65f6\uff0c\u5e94\u4f18\u5316\u4f20\u8f93\u529f\u7387\u3002\u4f20\u8f93\u529f\u7387\u8d8a\u9ad8\uff0c\u8bbe\u5907\u7684\u7535\u6c60\u5bff\u547d\u5c31\u8d8a\u77ed\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u8c03\u6574\u6269\u9891\u56e0\u5b50\u6765\u4f18\u5316\u4f20\u8f93\u529f\u7387\u5bf9\u4e8e\u5ef6\u957f\u7535\u6c60\u5bff\u547d\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u8f6f\u4ef6\u624b\u6bb5<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u5316\u8f6f\u4ef6\u7b97\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u901a\u8fc7\u4f18\u5316\u8f6f\u4ef6\u7b97\u6cd5\uff0c\u51cf\u5c11LoRa\u6a21\u5757\u7684\u5de5\u4f5c\u65f6\u95f4\u548c\u529f\u8017\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u91c7\u7528\u7761\u7720\u5524\u9192\u673a\u5236\uff0c\u964d\u4f4eLoRa\u6a21\u5757\u7684\u5de5\u4f5c\u9891\u7387\uff0c\u4ece\u800c\u964d\u4f4e\u529f\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8c03\u6574\u53d1\u9001\u9891\u7387<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5bf9\u4e8eClass A\u548cClass B\u8bbe\u5907\uff0c\u5408\u7406\u8bbe\u7f6e\u6570\u636e\u4e0a\u4f20\u7684\u9891\u7387\u53ef\u4ee5\u5927\u5e45\u964d\u4f4e\u529f\u8017\u3002\u5229\u7528Class B\u7684\u5b9a\u65f6\u63a5\u6536\u7a97\u53e3\uff0c\u9002\u5f53\u8c03\u6574Class 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LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u5b9e\u9645\u6848\u4f8b\u5206\u6790\uff0c\u7279\u522b\u662f\u5728\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u65b9\u9762\u7684\u8868\u73b0\u3002<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u5b9e\u9645\u6848\u4f8b\u5206\u6790\uff0c\u7279\u522b\u662f\u5728\u529f\u8017\u548c\u4f20\u8f93\u8ddd\u79bb\u65b9\u9762\u7684\u8868\u73b0\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u529f\u8017\u8868\u73b0<\/h3>\n\n\n\n<ul 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class=\"wp-block-heading\">\u3000\u30002. \u4f20\u8f93\u8ddd\u79bb\u8868\u73b0<\/h3>\n\n\n\n<ul 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class=\"wp-block-heading\">\u3000\u30003. \u5b9e\u9645\u5e94\u7528\u6848\u4f8b<\/h3>\n\n\n\n<ul 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