{"id":93277,"date":"2024-05-24T21:38:07","date_gmt":"2024-05-24T13:38:07","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=93277"},"modified":"2024-05-24T21:38:12","modified_gmt":"2024-05-24T13:38:12","slug":"lkpjsyljs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/93277.html","title":{"rendered":"LoRa\u6269\u9891\u6280\u672f\u539f\u7406\u4ecb\u7ecd"},"content":{"rendered":"\n

\u3000\u3000LoRa\u6280\u672f\u4f7f\u7528\u7684\u662fChirp Spread Spectrum(CSS)\u8c03\u5236\u65b9\u5f0f\uff0c\u8fd9\u662f\u4e00\u79cd\u6269\u9891\u6280\u672f\u3002<\/strong>\u5728LoRa\u4e2d\uff0c\u4fe1\u606f\u662f\u901a\u8fc7\u6539\u53d8\u4fe1\u53f7\u7684\u9891\u7387\u6765\u7f16\u7801\u7684\uff0c\u8fd9\u79cd\u9891\u7387\u7684\u53d8\u5316\u662f\u7ebf\u6027\u7684\uff0c\u5373Chirp\u4fe1\u53f7\u3002Chirp\u4fe1\u53f7\u53ef\u4ee5\u662f\u4e0a\u5347\u7684(\u9891\u7387\u4ece\u4f4e\u5230\u9ad8)\u6216\u4e0b\u964d\u7684(\u9891\u7387\u4ece\u9ad8\u5230\u4f4e)\u3002<\/p>\n\n\n\n

\u3000\u3000\u6269\u9891\u56e0\u5b50(Spreading Factor, SF)\u662fLoRa\u8c03\u5236\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u53c2\u6570\uff0c\u5b83\u51b3\u5b9a\u4e86\u6bcf\u4e2a\u7b26\u53f7\u7684\u6301\u7eed\u65f6\u95f4\u548c\u4fe1\u53f7\u7684\u5e26\u5bbd\u3002SF\u7684\u53d6\u503c\u8303\u56f4\u901a\u5e38\u4e3a7\u523012.\u8f83\u9ad8\u7684SF\u610f\u5473\u7740\u66f4\u957f\u7684\u7b26\u53f7\u65f6\u95f4\u548c\u66f4\u5927\u7684\u6269\u9891\u589e\u76ca\uff0c\u4f46\u6570\u636e\u901f\u7387\u4f1a\u964d\u4f4e\u3002\u8f83\u4f4e\u7684SF\u5219\u610f\u5473\u7740\u66f4\u77ed\u7684\u7b26\u53f7\u65f6\u95f4\u548c\u8f83\u9ad8\u7684\u6570\u636e\u901f\u7387\uff0c\u4f46\u6269\u9891\u589e\u76ca\u8f83\u5c0f\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728LoRa\u8c03\u5236\u4e2d\uff0c\u6bcf\u4e2a\u6570\u636e\u6bd4\u7279\u88ab\u6620\u5c04\u5230\u4e00\u4e2aChirp\u4fe1\u53f7\u4e0a\u3002\u5177\u4f53\u6765\u8bf4\uff0cLoRa\u5c06\u6570\u636e\u6bd4\u7279\u6620\u5c04\u5230\u4e00\u4e2a\u9891\u7387\u8303\u56f4\u5185\u7684\u4e0d\u540c\u9891\u7387\u4f4d\u7f6e\u3002\u901a\u8fc7\u6539\u53d8Chirp\u4fe1\u53f7\u7684\u8d77\u59cb\u9891\u7387\u4f4d\u7f6e\uff0cLoRa\u80fd\u591f\u5c06\u6570\u636e\u5d4c\u5165\u5230Chirp\u4fe1\u53f7\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u3000\u89e3\u8c03\u8fc7\u7a0b\u6d89\u53ca\u5230\u63a5\u6536\u7aef\u751f\u6210\u4e0e\u53d1\u9001\u7aef\u76f8\u540c\u7684Chirp\u4fe1\u53f7\u5e76\u8fdb\u884c\u76f8\u5173\u64cd\u4f5c\u6765\u89e3\u8c03\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u3002\u7531\u4e8eChirp\u4fe1\u53f7\u5177\u6709\u826f\u597d\u7684\u81ea\u76f8\u5173\u7279\u6027\uff0c\u5373\u4f7f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u4e5f\u80fd\u6709\u6548\u5730\u63d0\u53d6\u51fa\u539f\u59cb\u4fe1\u53f7\u3002<\/p>\n\n\n\n

\u3000\u3000LoRa\u6280\u672f<\/strong>\u901a\u8fc7\u4f7f\u7528CSS\u8c03\u5236\u65b9\u5f0f\uff0c\u5229\u7528Chirp\u4fe1\u53f7\u548c\u6269\u9891\u56e0\u5b50\u6765\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8fd8\u80fd\u591f\u5728\u590d\u6742\u7684\u65e0\u7ebf\u73af\u5883\u4e2d\u4fdd\u6301\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 LoRa\u6280\u672f\u4e2dChirp\u4fe1\u53f7\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

\u3000\u3000LoRa\u6280\u672f\u4e2dChirp\u4fe1\u53f7\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u6d89\u53ca\u5230Chirp\u8c03\u5236(Chirp Spread Spectrum, CSS)\u548c\u6b63\u4ea4\u8c03\u5236\u65b9\u6cd5\u3002LoRa\u6280\u672f\u7684\u6838\u5fc3\u662f\u4f7f\u7528Chirp\u8c03\u5236\u6765\u5b9e\u73b0\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u4f20\u8f93\u3002Chirp\u8c03\u5236\u662f\u4e00\u79cd\u6269\u9891\u6280\u672f\uff0c\u901a\u8fc7\u6539\u53d8\u4fe1\u53f7\u7684\u9891\u7387\u6765\u589e\u52a0\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u3000\u5177\u4f53\u5230Chirp\u4fe1\u53f7\u7684\u751f\u6210\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u3002\u4e00\u79cd\u662f\u5728\u76f4\u63a5\u5f0f\u6570\u5b57\u9891\u7387\u5408\u6210(CDDS)\u7684\u7ed3\u6784\u4e2d\u52a0\u5165\u4e00\u7ea7\u9891\u7387\u7d2f\u52a0\u5668\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u7528\u6765\u4ea7\u751f\u6b63\u5411\u6216\u53cd\u5411Chirp\u4fe1\u53f7\uff0c\u8fd9\u662f\u4e00\u79cd\u6570\u5b57\u751f\u6210Chirp\u4fe1\u53f7\u7684\u65b9\u6cd5\u3002\u6b64\u5916\uff0cLoRa\u8c03\u5236\u8fd8\u7ed3\u5408\u4e86FSK(\u9891\u79fb\u952e\u63a7)\u6280\u672f\uff0c\u901a\u8fc7\u6b63\u4ea4\u8c03\u5236\u65b9\u6cd5\u548c\u6269\u9891\u6280\u672f\u5b9e\u73b0\u4e86\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u89e3\u8c03\u8fc7\u7a0b\u4e2d\uff0cLoRa\u89e3\u8c03\u5b9e\u8d28\u4e0a\u662f\u6c42\u51fachirp\u7b26\u53f7\u7684\u8d77\u59cb\u9891\u7387\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5206\u4e3a\u4e24\u6b65\uff1a\u9996\u5148\u662f\u89e3\u6269\uff0c\u5373\u5c06\u63a5\u6536\u4fe1\u53f7\u4e0edownchirp\u4fe1\u53f7\u76f8\u4e58\uff0c\u5f97\u5230\u5355\u9891\u4fe1\u53f7\u3002\u8fd9\u8bf4\u660e\u4e86LoRa\u6280\u672f\u5728\u63a5\u6536\u7aef\u4e5f\u9700\u8981\u5bf9Chirp\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u4ee5\u6062\u590d\u539f\u59cb\u4fe1\u53f7\u3002<\/p>\n\n\n\n

\u3000\u3000LoRa\u6280\u672f\u4e2dChirp\u4fe1\u53f7\u7684\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u662f\u901a\u8fc7Chirp\u8c03\u5236(CSS)\u548c\u6b63\u4ea4\u8c03\u5236\u65b9\u6cd5\uff0c\u5229\u7528\u6570\u5b57\u751f\u6210\u7684\u65b9\u5f0f\u4ea7\u751fChirp\u4fe1\u53f7\uff0c\u5e76\u5728\u63a5\u6536\u7aef\u901a\u8fc7\u7279\u5b9a\u7684\u89e3\u8c03\u8fc7\u7a0b\u6062\u590d\u539f\u59cb\u4fe1\u53f7\u3002\u8fd9\u4e9b\u6280\u672f\u7684\u5e94\u7528\u4f7f\u5f97LoRa\u80fd\u591f\u5728\u4fdd\u6301\u4f4e\u529f\u8017\u7684\u540c\u65f6\uff0c\u5b9e\u73b0\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 \u6269\u9891\u56e0\u5b50(SF)\u5728LoRa\u901a\u4fe1\u4e2d\u7684\u5177\u4f53\u4f5c\u7528\u548c\u5f71\u54cd\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

\u3000\u3000\u6269\u9891\u56e0\u5b50(SF)\u5728LoRa\u901a\u4fe1\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5176\u5177\u4f53\u4f5c\u7528\u548c\u5f71\u54cd\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u63d0\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\u548c\u8986\u76d6\u8303\u56f4<\/strong>\uff1a\u6269\u9891\u56e0\u5b50\u901a\u8fc7\u589e\u52a0\u4fe1\u53f7\u7684\u6269\u9891\u7a0b\u5ea6\uff0c\u6709\u52a9\u4e8e\u6539\u5584LoRa\u63a5\u6536\u673a\u7684\u7075\u654f\u5ea6\u3002\u5728\u8d1f\u4fe1\u566a\u6bd4\u6761\u4ef6\u4e0b\uff0c\u8f83\u5927\u7684\u6269\u9891\u56e0\u5b50\u53ef\u4ee5\u4f7f\u4fe1\u53f7\u4ecd\u80fd\u6b63\u5e38\u63a5\u6536\uff0c\u4ece\u800c\u63d0\u9ad8\u94fe\u8def\u9884\u7b97\u548c\u8986\u76d6\u8303\u56f4\u3002\u8fd9\u662f\u56e0\u4e3a\u6269\u9891\u6280\u672f\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u4fe1\u606f\u7801\u7247\u6765\u4ee3\u8868\u6709\u6548\u8d1f\u8f7d\u4fe1\u606f\uff0c\u589e\u52a0\u4e86\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u8c03\u8282\u901a\u4fe1\u6027\u80fd<\/strong>\uff1a\u6269\u9891\u56e0\u5b50\u662f\u5f71\u54cdLoRa\u8c03\u5236\u65b9\u5f0f\u4e0b\u901a\u4fe1\u6027\u80fd\u7684\u91cd\u8981\u53c2\u6570\u3002\u901a\u8fc7\u5408\u7406\u9009\u62e9\u548c\u8c03\u8282\u6269\u9891\u56e0\u5b50\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e0d\u540c\u7684\u901a\u4fe1\u8986\u76d6\u8303\u56f4\u3001\u4f20\u8f93\u901f\u7387\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u610f\u5473\u7740\u6269\u9891\u56e0\u5b50\u7684\u9009\u62e9\u5bf9\u4e8e\u6ee1\u8db3\u7279\u5b9a\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u81f3\u5173\u91cd\u8981\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u4f18\u5316\u901a\u4fe1\u4fe1\u53f7\u7684\u5e26\u5bbd\u548c\u8986\u76d6\u8303\u56f4<\/strong>\uff1a\u6269\u9891\u56e0\u5b50\u7684\u4f5c\u7528\u8fd8\u5305\u62ec\u901a\u8fc7\u8c03\u8282\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\u6765\u4f18\u5316\u901a\u4fe1\u4fe1\u53f7\u7684\u5e26\u5bbd\u548c\u8986\u76d6\u8303\u56f4\uff0c\u4ee5\u53ca\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u4f18\u5316\u53ef\u80fd\u4f1a\u727a\u7272\u4e00\u5b9a\u7684\u4f20\u8f93\u901f\u7387\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb<\/strong>\uff1a\u6269\u9891\u56e0\u5b50(SF)\u548c\u8c03\u5236\u5e26\u5bbd(BW)\u76f4\u63a5\u5f71\u54cd\u4e86\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u8fdb\u800c\u5f71\u54cdLoRa\u6a21\u5757\u7684\u901a\u4fe1\u8ddd\u79bb\u3002\u6269\u9891\u56e0\u5b50\u8d8a\u5927\uff0c\u7075\u654f\u5ea6\u8d8a\u9ad8\uff0c\u901a\u4fe1\u8ddd\u79bb\u8d8a\u8fdc\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u6269\u9891\u56e0\u5b50(SF)\u5728LoRa\u901a\u4fe1\u4e2d\u7684\u4f5c\u7528\u4e3b\u8981\u4f53\u73b0\u5728\u63d0\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\u548c\u8986\u76d6\u8303\u56f4\u3001\u8c03\u8282\u901a\u4fe1\u6027\u80fd\u3001\u4f18\u5316\u901a\u4fe1\u4fe1\u53f7\u7684\u5e26\u5bbd\u548c\u8986\u76d6\u8303\u56f4\u4ee5\u53ca\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u7b49\u65b9\u9762\u3002\u901a\u8fc7\u5408\u7406\u8bbe\u7f6e\u6269\u9891\u56e0\u5b50\uff0c\u53ef\u4ee5\u5728\u4fdd\u8bc1\u901a\u4fe1\u8d28\u91cf\u7684\u540c\u65f6\uff0c\u6839\u636e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\uff0c\u5e73\u8861\u4f20\u8f93\u901f\u7387\u548c\u901a\u4fe1\u8ddd\u79bb\u7b49\u5173\u952e\u6307\u6807\u3002<\/p>\n\n\n\n

    \u3000\u3000\u4e09\u3001 \u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u6269\u9891\u56e0\u5b50(SF)?<\/h2>\n\n\n\n

    \u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u6269\u9891\u56e0\u5b50(SF)\u9700\u8981\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u6765\u51b3\u5b9a\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u6b65\u9aa4\u548c\u5efa\u8bae\uff1a<\/p>\n\n\n\n

    \u3000\u30001. \u786e\u5b9a\u4f20\u8f93\u901f\u7387\u548c\u901a\u4fe1\u8ddd\u79bb<\/strong>\uff1a<\/h3>\n\n\n\n
      \n
    • \u3000\u3000\u5982\u679c\u9700\u8981\u8f83\u9ad8\u7684\u4f20\u8f93\u901f\u7387\uff0c\u53ef\u4ee5\u9009\u62e9\u8f83\u5c0f\u7684\u6269\u9891\u56e0\u5b50\uff0c\u56e0\u4e3a\u8f83\u5c0f\u7684\u6269\u9891\u56e0\u5b50\u4f1a\u5bfc\u81f4\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\u51cf\u5c11\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5982\u679c\u9700\u8981\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u53ef\u4ee5\u9009\u62e9\u8f83\u5927\u7684\u6269\u9891\u56e0\u5b50\uff0c\u56e0\u4e3a\u8f83\u5927\u7684\u6269\u9891\u56e0\u5b50\u4f1a\u589e\u52a0\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u30002. \u8003\u8651\u65e0\u7ebf\u73af\u5883\u7684\u590d\u6742\u7a0b\u5ea6\u548c\u5e72\u6270\u60c5\u51b5<\/strong>\uff1a<\/h3>\n\n\n\n
        \n
      • \u3000\u3000\u5728\u5de5\u4f5c\u73af\u5883\u4e2d\u5b58\u5728\u8f83\u591a\u5e72\u6270\u65f6\uff0c\u5e94\u9009\u62e9\u8f83\u5927\u7684\u6269\u9891\u56e0\u5b50\uff0c\u4ee5\u589e\u5f3a\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u5728\u5e72\u6270\u8f83\u5c11\u7684\u73af\u5883\u4e2d\uff0c\u53ef\u4ee5\u9009\u62e9\u8f83\u5c0f\u7684\u6269\u9891\u56e0\u5b50\uff0c\u4ee5\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/li>\n<\/ul>\n\n\n\n

        \u3000\u30003. \u4e86\u89e3\u6269\u9891\u56e0\u5b50\u7684\u5177\u4f53\u5f71\u54cd<\/strong>\uff1a<\/h3>\n\n\n\n
          \n
        • \u3000\u3000\u6269\u9891\u56e0\u5b50\u8d8a\u5927\uff0c\u901a\u4fe1\u8ddd\u79bb\u8d8a\u8fdc\uff0c\u4f46\u6570\u636e\u901f\u7387\u8d8a\u4f4e\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u6269\u9891\u56e0\u5b50\u662f\u6269\u9891\u4fe1\u53f7\u7684\u5e26\u5bbd\u4e0e\u539f\u59cb\u4fe1\u53f7\u7684\u5e26\u5bbd\u4e4b\u6bd4\uff0c\u6269\u9891\u56e0\u5b50\u8d8a\u5927\uff0c\u6269\u9891\u589e\u76ca\u5c31\u8d8a\u9ad8\u3002<\/li>\n<\/ul>\n\n\n\n

          \u3000\u30004. \u53c2\u8003LoRa\u7cfb\u7edf\u4e2d\u7684\u6269\u9891\u56e0\u5b50\u9009\u62e9<\/strong>\uff1a<\/h3>\n\n\n\n
            \n
          • \u3000\u3000LoRa\u7cfb\u7edf\u652f\u6301\u4eceSF6\u5230SF12\u7684\u4e0d\u540c\u6269\u9891\u56e0\u5b50\u3002<\/li>\n\n\n\n
          • \u3000\u3000\u7528\u6237\u5e94\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6269\u9891\u56e0\u5b50\uff0c\u901a\u5e38\u4e3aSF7\u5230SF12\u4e4b\u95f4\u7684\u67d0\u4e2a\u503c\u3002<\/li>\n<\/ul>\n\n\n\n

            \u3000\u30005. \u7efc\u5408\u8003\u8651\u786c\u4ef6\u6761\u4ef6<\/strong>\uff1a<\/h3>\n\n\n\n
              \n
            • \u3000\u3000\u5728\u9009\u62e9\u6269\u9891\u56e0\u5b50\u65f6\uff0c\u8fd8\u9700\u8981\u8003\u8651\u786c\u4ef6\u8bbe\u5907\u7684\u6027\u80fd\u548c\u9650\u5236\u3002<\/li>\n\n\n\n
            • \u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u6269\u9891\u56e0\u5b50\u9700\u8981\u7efc\u5408\u8003\u8651\u4f20\u8f93\u901f\u7387\u3001\u901a\u4fe1\u8ddd\u79bb\u3001\u65e0\u7ebf\u73af\u5883\u7684\u590d\u6742\u7a0b\u5ea6\u3001\u5e72\u6270\u60c5\u51b5\u4ee5\u53ca\u786c\u4ef6\u8bbe\u5907\u7684\u6027\u80fd\u548c\u9650\u5236\u3002<\/li>\n<\/ul>\n\n\n\n

              \u3000\u3000\u56db\u3001 LoRa\u6280\u672f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u5982\u4f55\uff0c\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\u6709\u4f55\u4f18\u52bf\u548c\u52a3\u52bf?<\/h2>\n\n\n\n

              \u3000\u3000LoRa\u6280\u672f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u826f\u597d\uff0c\u8fd9\u5f97\u76ca\u4e8e\u5176\u7279\u6709\u7684\u6280\u672f\u548c\u8bbe\u8ba1\u3002LoRa\u4f7f\u7528\u4e86\u957f\u65f6\u95f4\u7684\u6269\u9891\u4fe1\u53f7\u548cCSS(Chirp Spread Spectrum)\u8c03\u5236\u6280\u672f\uff0c\u8fd9\u4e9b\u6280\u672f\u4f7f\u5f97LoRa\u80fd\u591f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u5b9e\u73b0\u957f\u8ddd\u79bb\u7684\u901a\u4fe1\u3002\u6b64\u5916\uff0cLoRa\u7684\u4f4e\u529f\u8017\u7279\u6027\u4e5f\u4f7f\u5176\u9002\u7528\u4e8e\u504f\u8fdc\u5730\u533a\u6216\u7f3a\u4e4f\u7a33\u5b9a\u7535\u6e90\u7684\u573a\u666f\uff0c\u80fd\u591f\u957f\u65f6\u95f4\u8fd0\u884c\u3002LoRa\u6280\u672f\u8fd8\u91c7\u7528\u4e86\u5148\u8fdb\u7684\u4fe1\u53f7\u5b58\u5728\u68c0\u6d4b\u3001\u540c\u6b65\u548c\u7b26\u53f7\u68c0\u6d4b\u7b56\u7565\uff0c\u8fd9\u4e9b\u7b56\u7565\u5728\u6781\u5176\u4e0d\u5229\u7684\u566a\u58f0\u6761\u4ef6\u4e0b\u663e\u7740\u63d0\u9ad8\u4e86\u6570\u636e\u5305\u63a5\u6536\u7387\u3002<\/p>\n\n\n\n

              \u3000\u3000\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u76f8\u6bd4\uff0cLoRa\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\u548c\u4f4e\u529f\u8017\u8bbe\u8ba1\u3002LoRa\u53ef\u4ee5\u5b9e\u73b0\u6570\u516c\u91cc\u5230\u6570\u5341\u516c\u91cc\u7684\u8de8\u8d8a\uff0c\u89e3\u51b3\u4e86\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u4e0d\u80fd\u517c\u5f97\u7684\u96be\u9898\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cWi-Fi\u867d\u7136\u5728\u5e26\u5bbd\u65b9\u9762\u8868\u73b0\u4f18\u8d8a\uff0c\u4f46\u5728\u7535\u6c60\u5bff\u547d\u548c\u8303\u56f4\u65b9\u9762\u5219\u4e0d\u5982LoRa\u3002\u84dd\u7259\u901a\u5e38\u5728\u51e0\u5341\u7c73\u8303\u56f4\u5185\u4f20\u8f93\uff0c\u4e14\u9700\u8981\u66f4\u9891\u7e41\u7684\u5145\u7535\u6216\u66f4\u6362\u7535\u6c60\uff0c\u800cLoRa\u8bbe\u5907\u53ef\u4ee5\u5728\u7535\u6c60\u4f9b\u7535\u4e0b\u5de5\u4f5c\u6570\u5e74\u4e4b\u4e45\u3002Zigbee\u3001Z-Wave\u7b49\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u867d\u7136\u4e5f\u9002\u7528\u4e8e\u4f4e\u529f\u8017\u573a\u666f\uff0c\u4f46\u5b83\u4eec\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u4e0d\u5982LoRa\u8fdc\u3002<\/p>\n\n\n\n

              \u3000\u3000\u7136\u800c\uff0cLoRa\u6280\u672f\u4e5f\u6709\u5176\u52a3\u52bf\u3002\u4f8b\u5982\uff0c\u5c3d\u7ba1LoRa\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u826f\u597d\uff0c\u4f46\u5728\u9ad8\u5e26\u5bbd\u9700\u6c42\u7684\u5e94\u7528\u573a\u666f\u4e2d\u53ef\u80fd\u4e0d\u5982Wi-Fi\u6216\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u3002\u6b64\u5916\uff0cLoRa\u7684\u7f51\u7edc\u5efa\u8bbe\u548c\u7ba1\u7406\u53ef\u80fd\u6bd4Wi-Fi\u66f4\u4e3a\u590d\u6742\uff0c\u56e0\u4e3a\u5b83\u4f9d\u8d56\u4e8e\u591a\u4e2a\u8fd0\u8425\u5546\u548c\u6807\u51c6\u5316\u7ec4\u7ec7\u7684\u652f\u6301\u3002<\/p>\n\n\n\n

              \u3000\u3000LoRa\u6280\u672f\u5728\u4f4e\u4fe1\u566a\u6bd4\u73af\u5883\u4e0b\u5177\u6709\u826f\u597d\u7684\u6027\u80fd\u8868\u73b0\uff0c\u7279\u522b\u662f\u5728\u957f\u8ddd\u79bb\u901a\u4fe1\u548c\u4f4e\u529f\u8017\u65b9\u9762\u5c55\u73b0\u51fa\u660e\u663e\u4f18\u52bf\u3002\u7136\u800c\uff0c\u5728\u9ad8\u5e26\u5bbd\u9700\u6c42\u7684\u5e94\u7528\u573a\u666f\u4e2d\uff0cLoRa\u53ef\u80fd\u4e0d\u662f\u6700\u4f73\u9009\u62e9\uff0c\u5e76\u4e14\u5176\u7f51\u7edc\u5efa\u8bbe\u548c\u7ba1\u7406\u76f8\u5bf9\u590d\u6742\u3002<\/p>\n\n\n\n

              \u3000\u3000\u4e94\u3001 LoRa\u6280\u672f\u7684\u6700\u65b0\u53d1\u5c55\u8d8b\u52bf\u548c\u672a\u6765\u5c55\u671b\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

              \u3000\u3000LoRa\u6280\u672f\u7684\u6700\u65b0\u53d1\u5c55\u8d8b\u52bf\u548c\u672a\u6765\u5c55\u671b\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

                \n
              • \u3000\u3000\u5168\u7403\u90e8\u7f72\u589e\u957f<\/strong>\uff1aLoRa\u6280\u672f\u5df2\u7ecf\u5728\u5168\u7403\u8303\u56f4\u5185\u5b9e\u73b0\u4e86\u5e7f\u6cdb\u7684\u90e8\u7f72\uff0c\u5305\u62ec\u8d85\u8fc7220\u4e07\u4e2a\u7f51\u5173\u548c2.8\u4ebf\u4e2a\u7ec8\u7aef\u8282\u70b9\uff0c\u8986\u76d6171\u4e2a\u56fd\u5bb6\u548c\u5730\u533a\u3002\u7279\u522b\u662f\u5728\u4e9a\u592a\u5730\u533a\uff0cLoRaWAN\u57282023\u5e74\u4e0a\u534a\u5e74\u5df2\u7ecf\u5ba3\u5e03\u90e8\u7f72\u4e86\u6570\u4ee5\u767e\u4e07\u8ba1\u7684\u8bbe\u5907\u3002<\/li>\n\n\n\n
              • \u3000\u3000\u5e94\u7528\u9886\u57df\u7684\u6269\u5c55<\/strong>\uff1aLoRa\u6280\u672f\u7684\u5e94\u7528\u9886\u57df\u6b63\u5728\u4e0d\u65ad\u6269\u5c55\uff0c\u5305\u62ec\u667a\u80fd\u57ce\u5e02\u3001\u73af\u5883\u76d1\u6d4b\u3001\u519c\u4e1a\u7b49\u3002\u6b64\u5916\uff0cLoRa\u4e5f\u88ab\u96c6\u6210\u5230\u6c34\u7ba1\u7406\u7cfb\u7edf\u4e2d\uff0c\u7528\u4e8e\u76d1\u6d4b\u7528\u6c34\u91cf\u5e76\u51cf\u5c11\u6c34\u8d44\u6e90\u6d6a\u8d39;\u5728\u7269\u6d41\u3001\u98df\u54c1\u548c\u533b\u7597\u7b49\u884c\u4e1a\u4e2d\u5e94\u7528\u4e8e\u8d44\u4ea7\u8ffd\u8e2a\u548c\u7ba1\u7406\uff0c\u4ee5\u51cf\u5c11\u8d44\u6e90\u635f\u5931\u3002<\/li>\n\n\n\n
              • \u3000\u3000\u6280\u672f\u6210\u719f\u6027\u548c\u7a33\u5065\u5e94\u7528<\/strong>\uff1aLoRa\u8054\u76df\u5f3a\u8c03\u4e86LoRaWAN\u7684\u6210\u719f\u6027\u3001\u7a33\u5065\u5e94\u7528\u548c\u7aef\u5bf9\u7aef\u89e3\u51b3\u65b9\u6848\u7684\u591a\u6837\u5316\u3002LoRaWAN\u5728\u5168\u7403\u591a\u4e2a\u5782\u76f4\u5e02\u573a\u7684\u90e8\u7f72\u589e\u957f\u5f3a\u52b2\uff0c\u5305\u62ec\u667a\u80fd\u5efa\u7b51\u3001\u516c\u7528\u4e8b\u4e1a\u3001\u57ce\u5e02\u3001\u519c\u4e1a\u548c\u5de5\u4e1a\u7b49\u9886\u57df\u3002<\/li>\n\n\n\n
              • \u3000\u3000\u672a\u6765\u53d1\u5c55\u524d\u666f<\/strong>\uff1aLoRa\u6280\u672f\u88ab\u89c6\u4e3a\u7269\u8054\u7f51\u548c\u8fb9\u7f18\u8ba1\u7b97\u9886\u57df\u7684\u5f15\u9886\u8005\uff0c\u51ed\u501f\u5176\u8fdc\u8ddd\u79bb\u901a\u4fe1\u3001\u4f4e\u529f\u8017\u3001\u5e7f\u8986\u76d6\u8303\u56f4\u548c\u6210\u672c\u6548\u76ca\u7b49\u4f18\u52bf\uff0c\u4e3a\u8fd9\u4e9b\u9886\u57df\u63d0\u4f9b\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u524d\u666f\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\u548c\u5e94\u7528\u573a\u666f\u7684\u6269\u5927\uff0cLoRa\u6280\u672f\u7684\u672a\u6765\u53d1\u5c55\u524d\u666f\u88ab\u770b\u597d\u3002<\/li>\n\n\n\n
              • \u3000\u3000LoRaWAN 2027\u53d1\u5c55\u8def\u7ebf\u56fe<\/strong>\uff1a\u6700\u65b0\u53d1\u5e03\u7684LoRaWAN 2027\u53d1\u5c55\u8def\u7ebf\u56fe\u5f3a\u8c03\u4e86\u4ece\u6784\u5efa\u548c\u4e92\u8fde\u7f51\u7edc\u5230\u4e13\u6ce8\u4e8e\u4f7f\u6280\u672f\u66f4\u5feb\u3001\u66f4\u5bb9\u6613\u90e8\u7f72\u7684\u6f14\u53d8\uff0c\u8ba1\u5212\u8fdb\u4e00\u6b65\u589e\u5f3aLoRaWAN\u6807\u51c6\u4e2d\u5df2\u7eb3\u5165\u7684\u51e0\u4e2a\u5173\u952e\u529f\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n

                \u3000\u3000LoRa\u6280\u672f\u7684\u6700\u65b0\u53d1\u5c55\u8d8b\u52bf\u663e\u793a\u4e86\u5176\u5728\u5168\u7403\u8303\u56f4\u5185\u7684\u5e7f\u6cdb\u90e8\u7f72\u548c\u5e94\u7528\u9886\u57df\u7684\u4e0d\u65ad\u6269\u5c55\u3002\u672a\u6765\u5c55\u671b\u65b9\u9762\uff0cLoRa\u6280\u672f\u5c06\u7ee7\u7eed\u4f5c\u4e3a\u7269\u8054\u7f51\u548c\u8fb9\u7f18\u8ba1\u7b97\u9886\u57df\u7684\u5f15\u9886\u8005\uff0c\u5176\u6280\u672f\u6210\u719f\u6027\u548c\u7a33\u5065\u5e94\u7528\u5c06\u63a8\u52a8\u66f4\u591a\u521b\u65b0\u5e94\u7528\u7684\u53d1\u5c55\u3002\u540c\u65f6\uff0c\u968f\u7740LoRaWAN 2027\u53d1\u5c55\u8def\u7ebf\u56fe\u7684\u5b9e\u65bd\uff0cLoRa\u6280\u672f\u7684\u529f\u80fd\u5c06\u8fdb\u4e00\u6b65\u589e\u5f3a\uff0c\u4e3a\u672a\u6765\u7684\u5e94\u7528\u548c\u53d1\u5c55\u5960\u5b9a\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                LoRa\u6280\u672f\u901a\u8fc7\u4f7f\u7528CSS\u8c03\u5236\u65b9\u5f0f\uff0c\u5229\u7528Chirp\u4fe1\u53f7\u548c\u6269\u9891\u56e0\u5b50\u6765\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8fd8\u80fd\u591f\u5728\u590d\u6742\u7684\u65e0\u7ebf\u73af\u5883\u4e2d\u4fdd\u6301\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027<\/p>\n","protected":false},"author":1,"featured_media":90191,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[54,217],"class_list":["post-93277","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-l-2","tag-kptx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/93277","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=93277"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/93277\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/90191"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=93277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=93277"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=93277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}