{"id":98786,"date":"2024-11-04T15:18:39","date_gmt":"2024-11-04T07:18:39","guid":{"rendered":"\/\/www.dealsbon.com\/?p=98786"},"modified":"2024-11-04T15:18:43","modified_gmt":"2024-11-04T07:18:43","slug":"lmkrhjjxdgr","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/98786.html","title":{"rendered":"LoRa\u6a21\u5757\u5982\u4f55\u89e3\u51b3\u4fe1\u9053\u5e72\u6270"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa\u6a21\u5757<\/strong>\u901a\u8fc7\u591a\u79cd\u6280\u672f\u624b\u6bb5\u6765\u89e3\u51b3\u4fe1\u9053\u5e72\u6270\u95ee\u9898\uff0c\u4ee5\u786e\u4fdd\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u4e3b\u8981\u7684\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4fe1\u9053\u68c0\u6d4b\u548c\u9009\u62e9<\/strong>\uff1aLoRa\u6a21\u5757\u5728\u6bcf\u4e2a\u901a\u4fe1\u5468\u671f\u5f00\u59cb\u65f6\u8fdb\u884c\u4fe1\u9053\u68c0\u6d4b\uff0c\u5224\u65ad\u662f\u5426\u5b58\u5728\u5e72\u6270\u4fe1\u53f7\u3002\u5982\u679c\u68c0\u6d4b\u5230\u5e72\u6270\u4fe1\u53f7\uff0c\u6a21\u5757\u4f1a\u81ea\u52a8\u5207\u6362\u5230\u5e72\u6270\u8f83\u5c0f\u7684\u4fe1\u9053\uff0c\u4ece\u800c\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6269\u9891\u6280\u672f<\/strong>\uff1aLoRa\u4f7f\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u901a\u8fc7\u5c06\u4fe1\u53f7\u6269\u5c55\u5230\u66f4\u5bbd\u7684\u9891\u5e26\u5185\uff0c\u4ece\u800c\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u79cd\u6280\u672f\u4f7f\u5f97LoRa\u80fd\u591f\u5728\u9ad8\u5e72\u6270\u73af\u5883\u4e0b\u4f9d\u7136\u4fdd\u6301\u826f\u597d\u7684\u901a\u4fe1\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u524d\u5411\u9519\u8bef\u7ea0\u6b63\uff08FEC\uff09<\/strong>&nbsp;\uff1aLoRa\u6a21\u5757\u91c7\u7528FEC\u6280\u672f\uff0c\u53ef\u4ee5\u5728\u63a5\u6536\u7aef\u81ea\u52a8\u7ea0\u6b63\u7531\u4e8e\u5e72\u6270\u5bfc\u81f4\u7684\u6570\u636e\u9519\u8bef\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8c03\u6574\u53d1\u5c04\u529f\u7387\u548c\u901f\u7387<\/strong>\uff1a\u901a\u8fc7\u63a7\u5236\u53d1\u5c04\u529f\u7387\u548c\u9009\u62e9\u5408\u9002\u7684\u4f20\u8f93\u901f\u7387\uff0c\u53ef\u4ee5\u51cf\u5c11\u5185\u90e8\u548c\u5916\u90e8\u7684\u5e72\u6270\u3002\u8f83\u4f4e\u7684\u901f\u7387\u867d\u7136\u4f20\u8f93\u901f\u5ea6\u8f83\u6162\uff0c\u4f46\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8df3\u9891\u548c\u4fe1\u9053\u89c4\u907f<\/strong>\uff1aLoRa\u82af\u7247\u5177\u5907\u4fe1\u9053\u68c0\u6d4b\u548c\u8df3\u9891\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u68c0\u6d4b\u5230\u5e72\u6270\u65f6\u8df3\u5230\u5176\u4ed6\u4fe1\u9053\uff0c\u4ece\u800c\u907f\u514d\u540c\u9891\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u8bbe\u8ba1\u53c2\u6570<\/strong>\uff1a\u901a\u8fc7\u8c03\u6574\u6269\u9891\u56e0\u5b50\u3001\u8c03\u5236\u5e26\u5bbd\u548c\u7f16\u7801\u7387\u7b49\u5173\u952e\u8bbe\u8ba1\u53c2\u6570\uff0c\u53ef\u4ee5\u5728\u94fe\u8def\u9884\u7b97\u3001\u6297\u5e72\u6270\u6027\u3001\u9891\u8c31\u5360\u7528\u5ea6\u53ca\u6807\u79f0\u6570\u636e\u901f\u7387\u4e4b\u95f4\u8fbe\u5230\u5e73\u8861\uff0c\u4ee5\u9002\u5e94\u7279\u5b9a\u5e94\u7528\u73af\u5883\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u73af\u5883\u7ba1\u7406<\/strong>\uff1a\u907f\u514d\u5728\u9ad8\u5c71\u5730\u533a\u7b49\u5bb9\u6613\u4ea7\u751f\u5e72\u6270\u7684\u73af\u5883\u4e2d\u4f7f\u7528LoRa\u6280\u672f\uff0c\u5e76\u91c7\u53d6\u63aa\u65bd\u51cf\u5c11\u5916\u90e8\u5e72\u6270\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u65b9\u6cd5\u5171\u540c\u4f5c\u7528\uff0c\u4f7f\u5f97LoRa\u6a21\u5757\u5728\u9762\u5bf9\u5404\u79cd\u4fe1\u9053\u5e72\u6270\u65f6\u4ecd\u80fd\u4fdd\u6301\u9ad8\u6548\u548c\u53ef\u9760\u7684\u901a\u4fe1\u6027\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u6a21\u5757\u5728\u4fe1\u9053\u68c0\u6d4b\u548c\u9009\u62e9\u8fc7\u7a0b\u4e2d\u662f\u5982\u4f55\u5b9e\u73b0\u81ea\u52a8\u5207\u6362\u5230\u5e72\u6270\u8f83\u5c0f\u7684\u4fe1\u9053\u7684?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u5728\u4fe1\u9053\u68c0\u6d4b\u548c\u9009\u62e9\u8fc7\u7a0b\u4e2d\u5b9e\u73b0\u81ea\u52a8\u5207\u6362\u5230\u5e72\u6270\u8f83\u5c0f\u7684\u4fe1\u9053\u4e3b\u8981\u4f9d\u8d56\u4e8e\u8df3\u9891\u6269\u9891\u901a\u4fe1(FHSS)\u673a\u5236\u3002\u8fd9\u79cd\u673a\u5236\u5141\u8bb8LoRa\u6a21\u5757\u5728\u4e0d\u540c\u7684\u4fe1\u9053\u4e4b\u95f4\u5207\u6362\u53d1\u9001\u4fe1\u53f7\uff0c\u4ece\u800c\u907f\u514d\u7279\u5b9a\u4fe1\u9053\u4e0a\u7684\u5e72\u6270\uff0c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0cLoRa\u6a21\u5757\u8fd8\u53ef\u4ee5\u901a\u8fc7\u68c0\u6d4b\u73af\u5883\u4e2d\u7684RSSI(\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u6307\u793a)\u4fe1\u53f7\u5f3a\u5ea6\u6765\u81ea\u52a8\u9009\u62e9\u4fe1\u9053\u3002\u5f53\u68c0\u6d4b\u5230\u5f53\u524d\u73af\u5883\u4e2d\u7684RSSI\u5f3a\u5ea6\u8f83\u5927\u65f6\uff0c\u6a21\u5757\u4f1a\u7b49\u5f85RSSI\u503c\u53d8\u5c0f\u540e\u518d\u8fdb\u884c\u6570\u636e\u4e0a\u4f20\u3002\u8fd9\u79cd\u65b9\u6cd5\u6709\u52a9\u4e8e\u51cf\u5c11\u540c\u9891\u5e72\u6270\uff0c\u786e\u4fdd\u901a\u4fe1\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u8fd8\u5177\u5907\u81ea\u9002\u5e94\u4fe1\u9053\u8df3\u8f6c\u529f\u80fd\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e32\u53e3\u6307\u4ee4\u4fee\u6539\u901a\u4fe1\u53c2\u6570\uff0c\u5305\u62ec\u4fe1\u9053\u7684\u9009\u62e9\u548c\u8df3\u8f6c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u6269\u9891\u6280\u672f\u5728LoRa\u6a21\u5757\u4e2d\u662f\u5982\u4f55\u5177\u4f53\u5e94\u7528\u4ee5\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u7684?<\/h2>\n\n\n\n<p>\u3000\u3000\u6269\u9891\u6280\u672f\u5728LoRa\u6a21\u5757\u4e2d\u901a\u8fc7\u5c06\u539f\u59cb\u4fe1\u53f7\u6269\u5c55\u4e3a\u5177\u6709\u8f83\u5927\u5e26\u5bbd\u7684\u4fe1\u53f7\u6765\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002\u5177\u4f53\u6765\u8bf4\uff0cLoRa\u91c7\u7528\u4e86\u9891\u8c31\u6269\u9891\u6280\u672f\uff0c\u8fd9\u662f\u4e00\u79cd\u6709\u6548\u7684\u901a\u4fe1\u6280\u672f\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u5bb9\u9650\u3002\u5728LoRa\u4e2d\uff0c\u4f7f\u7528\u4e86\u957f\u7801\u6269\u9891\u6280\u672f\uff0c\u901a\u8fc7\u5bf9\u6570\u636e\u4fe1\u53f7\u8fdb\u884c\u7f16\u7801\uff0c\u4f7f\u5f97\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u5177\u6709\u8f83\u9ad8\u7684\u5bb9\u9519\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u6269\u9891\u56e0\u5b50(SF)\u5728LoRa\u8c03\u5236\u89e3\u8c03\u5668\u4e2d\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u6269\u9891\u56e0\u5b50\u51b3\u5b9a\u4e86\u7b26\u53f7\u901f\u7387\u548c\u82af\u7247\u901f\u7387\u4e4b\u95f4\u7684\u6bd4\u4f8b\uff0c\u4e0d\u540c\u7684\u6269\u9891\u56e0\u5b50\u662f\u76f8\u4e92\u6b63\u4ea4\u7684\uff0c\u8fd9\u4f7f\u5f97\u7cfb\u7edf\u80fd\u591f\u5728\u590d\u6742\u7684\u65e0\u7ebf\u73af\u5883\u4e2d\u4fdd\u6301\u7a33\u5b9a\u901a\u4fe1\u3002\u6269\u9891\u6280\u672f\u8fd8\u5141\u8bb8\u4f7f\u7528\u66f4\u9ad8\u7684\u6709\u6548\u6570\u636e\u901f\u7387\uff0c\u4ece\u800c\u51cf\u5c11\u4f20\u8f93\u65f6\u95f4\uff0c\u5e76\u4e14\u901a\u8fc7\u4f18\u5316\u8bbe\u8ba1\u53c2\u6570\u53ef\u4ee5\u5728\u94fe\u8def\u9884\u7b97\u3001\u6297\u5e72\u6270\u80fd\u529b\u3001\u9891\u8c31\u5360\u7528\u548c\u540d\u4e49\u6570\u636e\u901f\u7387\u4e4b\u95f4\u8fdb\u884c\u6743\u8861\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7406\u8bba\u5206\u6790\u8868\u660e\uff0c\u6269\u9891\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u6027\u80fd\u4e0e\u4fe1\u606f\u9891\u8c31\u6269\u5c55\u540e\u7684\u6269\u9891\u4fe1\u53f7\u5e26\u5bbd\u6bd4\u4f8b\u6709\u5173\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6269\u9891\u8bbe\u5907\u4f1a\u5c06\u7528\u6237\u4fe1\u606f\u7684\u5e26\u5bbd\u6269\u5c55\u5230\u6570\u5341\u500d\u751a\u81f3\u4e0a\u767e\u500d\uff0c\u4ee5\u5c3d\u53ef\u80fd\u5730\u63d0\u9ad8\u5904\u7406\u589e\u76ca\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u4e86\u6297\u5e72\u6270\u5bb9\u9650\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 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