{"id":100233,"date":"2025-01-06T11:56:36","date_gmt":"2025-01-06T03:56:36","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100233"},"modified":"2025-01-06T11:56:39","modified_gmt":"2025-01-06T03:56:39","slug":"lygcmzm-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100233.html","title":{"rendered":"LoRaWAN\u6709\u56fd\u4ea7\u6a21\u7ec4\u5417"},"content":{"rendered":"\n
\u3000\u3000\u662f\u7684\uff0cLoRaWAN\u6709\u56fd\u4ea7\u6a21\u7ec4\uff0c\u4f8b\u5982TPUNB\u6a21\u7ec4\u3002<\/strong>TPUNB\u662f\u7531\u5e7f\u5dde\u6280\u8c61\u79d1\u6280\u81ea\u4e3b\u7814\u53d1\u7684\u56fd\u4ea7LPWAN(\u4f4e\u529f\u8017\u5e7f\u57df\u7f51)\u6280\u672f\uff0c\u5177\u5907\u81ea\u4e3b\u77e5\u8bc6\u4ea7\u6743\uff0c\u5e76\u4e14\u662f\u4e00\u79cd\u66ff\u4ee3LoRa\u7684\u7269\u8054\u7f51\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n \u3000\u3000TPUNB\u6280\u672f\u5177\u6709\u591a\u9879\u4f18\u52bf\uff0c\u5305\u62ec\u9ad8\u5b89\u5168\u6027\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4f4e\u529f\u8017\u3001\u6613\u90e8\u7f72\u7b49\uff0c\u9002\u7528\u4e8e\u667a\u6167\u57ce\u5e02\u3001\u667a\u6167\u56ed\u533a\u3001\u5de5\u4e1a\u7269\u8054\u7f51\u3001\u519c\u4e1a\u7269\u8054\u7f51\u7b49\u591a\u4e2a\u9886\u57df\u3002\u6b64\u5916\uff0cTPUNB\u6280\u672f\u652f\u6301\u591a\u79cd\u7ec4\u7f51\u6a21\u5f0f\uff0c\u80fd\u591f\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u901a\u4fe1\u9700\u6c42\u3002<\/p>\n\n\n\n \u3000\u3000TPUNB\u4f5c\u4e3a\u56fd\u4ea7LoRa\u66ff\u4ee3\u6280\u672f\uff0c\u4e0d\u4ec5\u6253\u7834\u4e86\u56fd\u5916\u6280\u672f\u5784\u65ad\uff0c\u8fd8\u4e3a\u56fd\u5185\u7269\u8054\u7f51\u4ea7\u4e1a\u63d0\u4f9b\u4e86\u66f4\u5b89\u5168\u3001\u53ef\u63a7\u7684\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n \u3000\u3000TPUNB\u6a21\u7ec4\u7684\u5177\u4f53\u6280\u672f\u53c2\u6570\u548c\u6027\u80fd\u6307\u6807\u5982\u4e0b\uff1a<\/p>\n\n\n\n \u3000\u3000\u9891\u6bb5\u652f\u6301<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000TPUNB\u6a21\u7ec4\u652f\u6301\u591a\u4e2a\u9891\u6bb5\uff0c\u5305\u62ec230 MHz\u3001433 MHz\u3001470 MHz~510 MHz\u548c800 MHz\u3002<\/p>\n\n\n\n \u3000\u3000\u6570\u636e\u901f\u7387<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u7a81\u53d1\u6570\u636e\u901f\u7387\u8303\u56f4\u4e3a0.3kbps\u523036kbps\u3002<\/p>\n\n\n\n \u3000\u3000\u63a5\u6536\u7075\u654f\u5ea6<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u63a5\u6536\u7075\u654f\u5ea6\u8fbe\u5230-134 dBm\u3002<\/p>\n\n\n\n \u3000\u3000\u53d1\u5c04\u529f\u7387<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u53d1\u5c04\u529f\u7387\u572817 dBm\u523030 dBm\u4e4b\u95f4\uff0c\u53ef\u914d\u7f6e\u3002<\/p>\n\n\n\n \u3000\u3000\u5728\u90ca\u533a\u5927\u4e8e10km\uff0c\u57ce\u5e02\u4e3a3~5km\u7684\u94fe\u8def\u9884\u7b97\u4e3a164 dB\u3002<\/p>\n\n\n\n \u3000\u3000\u5e26\u5bbd<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u5e26\u5bbd\u4e3a200 kHz\u3002<\/p>\n\n\n\n \u3000\u3000\u8c03\u5236\u65b9\u5f0f<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u4f7f\u7528S-FSK\u8c03\u5236\u3002<\/p>\n\n\n\n \u3000\u3000\u5e76\u53d1\u5b9e\u65f6\u6027<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000TPUNB\u80fd\u591f\u5728200\u6beb\u79d2\u5185\u5b8c\u62108~16\u4e2a\u7ec8\u7aef\u7684\u5e76\u53d1\uff0c\u5e76\u57282\u79d2\u5185\u652f\u6301\u6700\u591a80\u4e2a\u7ec8\u7aef\u7684\u4e0a\u884c\u8fde\u63a5\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u6a21\u5f0f\u4f20\u8f93\u548c\u786e\u5b9a\u6027\u4f20\u8f93<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000TPUNB\u7a81\u7834\u4e86\u5927\u8fde\u63a5\u8d85\u4f4e\u529f\u8017\u3001\u591a\u6a21\u5f0f\u4f20\u8f93\u548c\u786e\u5b9a\u6027\u4f20\u8f93\u7b49\u5173\u952e\u6280\u672f\u3002<\/p>\n\n\n\n \u3000\u3000\u7f51\u7edc\u67b6\u6784<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000TPUNB\u91c7\u7528\u8d85\u7a84\u5e26(UNB)\u8c03\u5236\u6280\u672f\uff0c\u5b9e\u73b0\u8d85\u4f4e\u529f\u8017\u3001\u9ad8\u5b89\u5168\u6027\u3001\u6297\u5f3a\u5e72\u6270\u3001\u591a\u5e76\u53d1\u548c\u4f4e\u6210\u672c\u7b49\u7279\u70b9\u3002<\/p>\n\n\n\n \u3000\u3000\u5de5\u4f5c\u6a21\u5f0f<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u652f\u6301Type A\u4f4e\u529f\u8017\u53d1\u9001\u63a5\u6536\u6a21\u5f0f\u3001Type C\u4f4e\u529f\u8017\u7a7a\u4e2d\u5524\u9192\u6a21\u5f0f\u548cType D\u8fd0\u884c\u6a21\u5f0f\u3002<\/p>\n\n\n\n \u3000\u3000\u901a\u4fe1\u8ddd\u79bb<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u5728\u7a7a\u65f7\u89c6\u8ddd\u4e0b\uff0c\u5929\u7ebf\u589e\u76ca\u4e3a3dBi\u3001\u9ad8\u5ea6\u5927\u4e8e2m\u53ca2.4Kbps\u7a7a\u53e3\u901f\u7387\u65f6\uff0c\u901a\u4fe1\u8ddd\u79bb\u53ef\u8fbe4000\u7c73\u3002<\/p>\n\n\n\n \u3000\u3000\u5c3a\u5bf8\u8bbe\u8ba1<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u6a21\u7ec4\u5c3a\u5bf8\u4e3a17.7(\u00b10.15mm)x15.8(\u00b10.15mm)x2.0mm(\u00b10.2mm)\uff0c\u901a\u7528\u6027\u5f3a\u3002<\/p>\n\n\n\n \u3000\u3000\u6570\u636e\u52a0\u5bc6<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u6570\u636e\u52a0\u5bc6\u529f\u80fd\u91c7\u7528AES-128\u7b97\u6cd5\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u5b89\u5168\u3002<\/p>\n\n\n\n \u3000\u3000LBT\u76d1\u6d4b<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000LBT(Listen Before Talk)\u76d1\u6d4b\u529f\u80fd\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u53ef\u9760\u6027\uff0c\u51cf\u5c11\u6570\u636e\u51b2\u7a81\u548c\u4e22\u5305\u3002<\/p>\n\n\n\n \u3000\u3000\u6570\u636e\u91cd\u4f20\u673a\u5236<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u6570\u636e\u91cd\u4f20\u673a\u5236\u5728\u6076\u52a3\u73af\u5883\u4e2d\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u6210\u529f\u3002<\/p>\n\n\n\n \u3000\u3000\u4fe1\u53f7\u76d1\u6d4b<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u4fe1\u53f7\u76d1\u6d4b\u529f\u80fd\u5e2e\u52a9\u7528\u6237\u4f18\u5316\u8bbe\u5907\u5e03\u5c40\u3002<\/p>\n\n\n\n \u3000\u3000\u8df3\u9891\u6269\u9891\u6280\u672f<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u8df3\u9891\u6269\u9891\u6280\u672f\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n