{"id":101328,"date":"2025-02-26T09:03:55","date_gmt":"2025-02-26T01:03:55","guid":{"rendered":"\/\/www.viralrail.com\/?p=101328"},"modified":"2025-02-26T09:04:36","modified_gmt":"2025-02-26T01:04:36","slug":"ldtplfpjsjx","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/101328.html","title":{"rendered":"LoRa\u52a8\u6001\u9891\u7387\u5206\u914d\u6280\u672f\u89e3\u6790"},"content":{"rendered":"\n<p>\u3000\u3000<strong><a href=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" data-type=\"link\" data-id=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" target=\"_blank\" rel=\"noopener\">LoRa<\/a>(Long Range)<\/strong>\u52a8\u6001\u9891\u7387\u5206\u914d\u6280\u672f\u662f\u4e00\u79cd\u7ed3\u5408LoRa\u7269\u7406\u5c42\u7279\u6027\u548c\u52a8\u6001\u9891\u8c31\u7ba1\u7406\u7b56\u7565\u7684\u65e0\u7ebf\u901a\u4fe1\u4f18\u5316\u624b\u6bb5\uff0c\u65e8\u5728\u63d0\u5347\u7f51\u7edc\u5bb9\u91cf\u3001\u6297\u5e72\u6270\u80fd\u529b\u548c\u9891\u8c31\u6548\u7387\u3002\u4ee5\u4e0b\u4ece\u6280\u672f\u539f\u7406\u3001\u5b9e\u73b0\u65b9\u5f0f\u3001\u5e94\u7528\u573a\u666f\u53ca\u6311\u6218\u7b49\u591a\u4e2a\u7ef4\u5ea6\u8fdb\u884c\u8be6\u7ec6\u9610\u8ff0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001\u52a8\u6001\u9891\u7387\u5206\u914d\u6280\u672f\u7684\u5b9a\u4e49\u4e0e\u6838\u5fc3\u673a\u5236<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"726\" height=\"450\" src=\"\/\/www.viralrail.com\/wp-content\/uploads\/2024\/08\/lorawantpunb240826a.jpg\" alt=\"lora\" class=\"wp-image-97162\" srcset=\"\/\/www.viralrail.com\/wp-content\/uploads\/2024\/08\/lorawantpunb240826a.jpg 726w, \/\/www.viralrail.com\/wp-content\/uploads\/2024\/08\/lorawantpunb240826a-300x186.jpg 300w, \/\/www.viralrail.com\/wp-content\/uploads\/2024\/08\/lorawantpunb240826a-600x372.jpg 600w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<p>\u3000\u3000\u52a8\u6001\u9891\u7387\u5206\u914d(Dynamic Spectrum Allocation, DSA)\u901a\u8fc7\u5b9e\u65f6\u76d1\u6d4b\u9891\u8c31\u4f7f\u7528\u72b6\u6001\uff0c\u667a\u80fd\u8c03\u6574\u9891\u7387\u8d44\u6e90\u5206\u914d\uff0c\u4ee5\u89e3\u51b3\u4f20\u7edf\u56fa\u5b9a\u5206\u914d\u5bfc\u81f4\u7684\u9891\u8c31\u6d6a\u8d39\u548c\u5e72\u6270\u95ee\u9898\u3002\u5176\u6838\u5fc3\u673a\u5236\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u9891\u8c31\u611f\u77e5<\/strong>\uff1a\u5229\u7528\u4f20\u611f\u5668\u6216\u76d1\u6d4b\u8bbe\u5907\u83b7\u53d6\u5b9e\u65f6\u9891\u8c31\u5360\u7528\u60c5\u51b5\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u52a8\u6001\u51b3\u7b56<\/strong>\uff1a\u57fa\u4e8e\u65f6\u7a7a\u9700\u6c42\u3001\u5e72\u6270\u6c34\u5e73\u7b49\u56e0\u7d20\uff0c\u901a\u8fc7\u7b97\u6cd5(\u5982\u535a\u5f08\u8bba\u3001\u5f3a\u5316\u5b66\u4e60)\u4f18\u5316\u5206\u914d\u7b56\u7565\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7075\u6d3b\u5171\u4eab<\/strong>\uff1a\u5141\u8bb8\u6388\u6743\u4e0e\u672a\u6388\u6743\u7528\u6237\u5171\u4eab\u9891\u8c31\uff0c\u63d0\u5347\u8d44\u6e90\u5229\u7528\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u7f51\u7edc\u4e2d\uff0c\u52a8\u6001\u9891\u7387\u5206\u914d\u901a\u8fc7\u7ed3\u5408<a href=\"\/\/www.viralrail.com\/blog\/96417.html\" data-type=\"post\" data-id=\"96417\">\u6269\u9891\u8c03\u5236<\/a>\u3001<a href=\"\/\/www.viralrail.com\/blog\/99472.html\" data-type=\"post\" data-id=\"99472\">\u8df3\u9891\u6280\u672f<\/a>(FHSS)\u548c\u81ea\u9002\u5e94\u901f\u7387\u63a7\u5236(ADR)\u5b9e\u73b0\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u9ad8\u5bc6\u5ea6\u8282\u70b9\u90e8\u7f72\u573a\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001LoRa\u52a8\u6001\u9891\u7387\u5206\u914d\u7684\u6280\u672f\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u7269\u7406\u5c42\u57fa\u7840\uff1a\u6269\u9891\u8c03\u5236\u4e0e\u53c2\u6570\u53ef\u8c03\u6027<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>Chirp Spread Spectrum\uff08CSS\uff09<\/strong>&nbsp;\uff1aLoRa\u91c7\u7528\u7ebf\u6027\u8c03\u9891\u6269\u9891\u6280\u672f\uff0c\u4fe1\u53f7\u9891\u7387\u968f\u65f6\u95f4\u7ebf\u6027\u53d8\u5316\uff0c\u5177\u5907\u5f3a\u6297\u591a\u5f84\u8870\u843d\u548c\u566a\u58f0\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6269\u9891\u56e0\u5b50\uff08SF\uff09\u52a8\u6001\u8c03\u6574<\/strong>\uff1aSF\u503c(6-12)\u5f71\u54cd\u4f20\u8f93\u8ddd\u79bb\u4e0e\u901f\u7387\u3002\u9ad8SF\u5ef6\u957f\u8ddd\u79bb\u4f46\u964d\u4f4e\u901f\u7387\uff0c\u52a8\u6001\u8c03\u6574\u53ef\u5e73\u8861\u6027\u80fd\u4e0e\u529f\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u9891\u6bb5\u652f\u6301<\/strong>\uff1aLoRa\u6a21\u5757\u652f\u6301433MHz\u3001868MHz\u3001915MHz\u7b49ISM\u9891\u6bb5\uff0c\u4e0d\u540c\u9891\u6bb5\u9002\u7528\u4e8e\u4e0d\u540c\u573a\u666f(\u5982433MHz\u7a7f\u900f\u6027\u5f3a\uff0c915MHz\u9002\u5408\u5e7f\u57df\u8986\u76d6)\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u52a8\u6001\u9891\u7387\u5206\u914d\u7684\u5b9e\u73b0\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8df3\u9891\u6269\u9891\uff08FHSS\uff09<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6570\u636e\u5305\u5206\u6bb5\u540e\u901a\u8fc7\u9884\u8bbe\u9891\u7387\u8868\u8df3\u53d8\u4f20\u8f93\uff0c\u9a7b\u7559\u65f6\u95f4\u7531\u7b26\u53f7\u5468\u671f\u63a7\u5236\uff0c\u51cf\u5c11\u56fa\u5b9a\u9891\u7387\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f8b\u5982\uff0cLoRaWAN\u534f\u8bae\u4e2d\u7684CFList\u673a\u5236\u5141\u8bb8\u8bbe\u5907\u5728\u591a\u4e2a\u9884\u5b9a\u4e49\u9891\u7387\u95f4\u5207\u6362\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4fe1\u9053\u52a8\u6001\u5206\u914d<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u7f51\u5173\u4e0e\u670d\u52a1\u5668\u534f\u540c\u76d1\u6d4b\u7a7a\u95f2\u4fe1\u9053\uff0c\u52a8\u6001\u5206\u914d\u6700\u4f18\u9891\u7387\uff0c\u907f\u514d\u540c\u9891\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8e\u5f3a\u5316\u5b66\u4e60\u7684\u7b97\u6cd5(\u5982LoRa-DRL)\u53ef\u5b9e\u65f6\u4f18\u5316\u4fe1\u9053\u548cSF\u9009\u62e9\uff0c\u51cf\u5c11\u78b0\u649e\u5e76\u964d\u4f4e\u80fd\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u81ea\u9002\u5e94\u901f\u7387\uff08ADR\uff09<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6839\u636e\u4fe1\u53f7\u8d28\u91cf(RSSI\u3001SNR)\u81ea\u52a8\u8c03\u6574SF\u548c\u53d1\u5c04\u529f\u7387\uff0c\u4f18\u5316\u9891\u8c31\u6548\u7387\u4e0e\u80fd\u8017\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001\u5e94\u7528\u573a\u666f\u4e0e\u5178\u578b\u6848\u4f8b<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u6167\u57ce\u5e02<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u6c34\u8868<\/strong>\uff1a\u5728\u5370\u5ea6\u5c3c\u897f\u4e9a\uff0c\u57fa\u4e8eLoRa\u7684\u667a\u80fd\u6c34\u8868\u7cfb\u7edf\u52a8\u6001\u5206\u914d921MHz\u9891\u6bb5\uff0c\u5b9e\u73b00.79%\u9519\u8bef\u7387\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6ee1\u8db3\u590d\u6742\u57ce\u5e02\u73af\u5883\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4ea4\u901a\u7ba1\u7406<\/strong>\uff1a\u52a8\u6001\u8c03\u6574\u8f66\u8f86\u8ffd\u8e2a\u8bbe\u5907\u7684\u9891\u7387\uff0c\u9002\u5e94\u9ad8\u5bc6\u5ea6\u57ce\u5e02\u533a\u57df\u7684\u4fe1\u53f7\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u519c\u4e1a\u4e0e\u73af\u5883\u76d1\u6d4b<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u571f\u58e4\u6e7f\u5ea6\u4f20\u611f\u5668<\/strong>\uff1a\u5728433MHz\u9891\u6bb5\u4e0b\uff0c\u901a\u8fc7\u8df3\u9891\u6280\u672f\u907f\u514d\u519c\u7530\u533a\u57df\u7684\u591a\u5f84\u5e72\u6270\uff0c\u5ef6\u957f\u8bbe\u5907\u7535\u6c60\u5bff\u547d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5de5\u4e1a\u4e0e\u5730\u4e0b\u7ba1\u5eca<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5730\u4e0b\u8bbe\u5907\u76d1\u63a7<\/strong>\uff1a\u4f7f\u7528\u5f3a\u5316\u5b66\u4e60\u4f18\u5316SF\u5206\u914d\uff0c\u51cf\u5c11\u5171SF\u5e72\u6270\uff0c\u63d0\u5347\u5730\u4e0b\u73af\u5883\u901a\u4fe1\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5927\u89c4\u6a21\u7269\u8054\u7f51\uff08IoT\uff09\u7f51\u7edc<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u52a8\u6001\u4fe1\u9053\u5206\u914d\u652f\u6301\u6570\u5343\u8282\u70b9\u63a5\u5165\uff0c\u901a\u8fc7\u591a\u9891\u6bb5\u5207\u6362(\u5982433\/868\/915MHz\u5e76\u884c)\u7f13\u89e3\u62e5\u585e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001\u4f18\u52bf\u4e0e\u6311\u6218<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u52bf<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9891\u8c31\u5229\u7528\u7387\u63d0\u5347<\/strong>\uff1a\u52a8\u6001\u5206\u914d\u51cf\u5c11\u4fe1\u9053\u7a7a\u95f2\u65f6\u95f4\uff0c\u7406\u8bba\u5229\u7528\u7387\u63d0\u9ad830%\u4ee5\u4e0a\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6297\u5e72\u6270\u589e\u5f3a<\/strong>\uff1aFHSS\u6280\u672f\u4f7f\u4fe1\u53f7\u53ef\u5728\u4f4e\u4e8e\u566a\u58f020dB\u65f6\u4ecd\u7a33\u5b9a\u4f20\u8f93\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u80fd\u8017\u4f18\u5316<\/strong>\uff1aADR\u548c\u52a8\u6001SF\u8c03\u6574\u964d\u4f4e\u53d1\u5c04\u65f6\u957f\uff0c\u8bbe\u5907\u7eed\u822a\u5ef6\u957f2-3\u500d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7075\u6d3b\u90e8\u7f72<\/strong>\uff1a\u652f\u6301\u79c1\u6709\u7f51\u7edc\u6309\u9700\u914d\u7f6e\uff0c\u65e0\u9700\u4f9d\u8d56\u8fd0\u8425\u5546\u9891\u8c31\u6388\u6743\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6311\u6218<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7b97\u6cd5\u590d\u6742\u5ea6<\/strong>\uff1a\u5927\u89c4\u6a21\u7f51\u7edc\u4e2d(\u5982N=4000\u8282\u70b9)\uff0c\u52a8\u6001\u5206\u914d\u7b97\u6cd5\u53ef\u80fd\u56e0\u8ba1\u7b97\u8d1f\u8f7d\u8fc7\u9ad8\u5bfc\u81f4\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u517c\u5bb9\u6027\u95ee\u9898<\/strong>\uff1a\u591a\u9891\u6bb5\u8bbe\u5907\u9700\u786c\u4ef6\u652f\u6301\uff0c\u589e\u52a0\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u52a8\u6001\u73af\u5883\u9002\u5e94\u6027<\/strong>\uff1a\u5feb\u901f\u79fb\u52a8\u573a\u666f(\u5982\u8f66\u8f7d\u8282\u70b9)\u4e2d\uff0c\u591a\u666e\u52d2\u6548\u5e94\u53ef\u80fd\u5f71\u54cd\u8df3\u9891\u540c\u6b65\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001\u672a\u6765\u53d1\u5c55\u65b9\u5411<\/h2>\n\n\n\n<p>\u3000\u3000<strong>\u667a\u80fd\u5316\u7b97\u6cd5<\/strong>\uff1a\u7ed3\u5408\u8fb9\u7f18\u8ba1\u7b97\u4e0eAI(\u5982\u6df1\u5ea6\u5f3a\u5316\u5b66\u4e60)\uff0c\u5b9e\u73b0\u5206\u5e03\u5f0f\u52a8\u6001\u9891\u8c31\u7ba1\u7406\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u6280\u672f\u878d\u5408<\/strong>\uff1a\u5c06LoRa\u4e0e5G\u3001NB-IoT\u4e92\u8865\uff0c\u6784\u5efa\u5f02\u6784\u7f51\u7edc\uff0c\u6269\u5c55\u8986\u76d6\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6807\u51c6\u5316\u63a8\u8fdb<\/strong>\uff1a\u5b8c\u5584LoRaWAN\u534f\u8bae\u4e2d\u7684\u52a8\u6001\u5206\u914d\u673a\u5236\uff0c\u63d0\u5347\u8de8\u5382\u5546\u8bbe\u5907\u517c\u5bb9\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u52a8\u6001\u9891\u7387\u5206\u914d\u6280\u672f\u901a\u8fc7\u8df3\u9891\u3001\u81ea\u9002\u5e94\u901f\u7387\u548c\u591a\u9891\u6bb5\u534f\u540c\uff0c\u663e\u8457\u63d0\u5347\u4e86\u7269\u8054\u7f51\u7f51\u7edc\u7684\u53ef\u9760\u6027\u4e0e\u6548\u7387\u3002\u5c3d\u7ba1\u9762\u4e34\u7b97\u6cd5\u590d\u6742\u5ea6\u548c\u786c\u4ef6\u517c\u5bb9\u6027\u6311\u6218\uff0c\u5176\u5728\u667a\u6167\u57ce\u5e02\u3001\u5de5\u4e1a\u76d1\u6d4b\u7b49\u9886\u57df\u7684\u6210\u529f\u5e94\u7528\u5df2\u8bc1\u660e\u5176\u6f5c\u529b\u3002\u672a\u6765\uff0c\u968f\u7740\u667a\u80fd\u5316\u7b97\u6cd5\u7684\u6210\u719f\u548c\u591a\u6280\u672f\u878d\u5408\uff0cLoRA\u52a8\u6001\u9891\u7387\u5206\u914d\u6709\u671b\u6210\u4e3a\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\u7684\u6838\u5fc3\u6280\u672f\u4e4b\u4e00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>LoRa(Long Range)\u52a8\u6001\u9891\u7387\u5206\u914d\u6280\u672f\u662f\u4e00\u79cd\u7ed3\u5408LoRa\u7269\u7406\u5c42\u7279\u6027\u548c\u52a8\u6001\u9891\u8c31\u7ba1\u7406\u7b56\u7565\u7684\u65e0\u7ebf\u901a\u4fe1\u4f18\u5316\u624b\u6bb5\uff0c\u65e8\u5728\u63d0\u5347\u7f51\u7edc\u5bb9\u91cf\u3001\u6297\u5e72\u6270\u80fd\u529b\u548c\u9891\u8c31\u6548\u7387<\/p>\n","protected":false},"author":1,"featured_media":97773,"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],"class_list":["post-101328","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-l-2"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/101328","targetHints":{"allow":["GET"]}}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=101328"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/101328\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/97773"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=101328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=101328"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=101328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}