{"id":88627,"date":"2024-02-19T13:57:17","date_gmt":"2024-02-19T05:57:17","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/88627.html"},"modified":"2024-02-19T13:57:17","modified_gmt":"2024-02-19T05:57:17","slug":"ljggjcyyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/88627.html","title":{"rendered":"LoRa\u67b6\u6784\uff1a\u5173\u952e\u8bcd\u4e0e\u5e94\u7528"},"content":{"rendered":"

  LoRa\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\uff08LPWAN\uff09\u6280\u672f\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\u8fde\u63a5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdLoRa\u67b6\u6784\u4e2d\u7684\u5173\u952e\u8bcd\u53ca\u5176\u5e94\u7528\u3002<\/p>\n

LoRa\u67b6\u6784\u6982\u8ff0<\/h2>\n

  LoRaWAN<\/h3>\n

  LoRaWAN\u662f\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u5efa\u7acb\u5728LoRa\u6280\u672f\u4e4b\u4e0a\uff0c\u7528\u4e8e\u8fde\u63a5\u8fdc\u8ddd\u79bb\u7ec8\u7aef\u8bbe\u5907\u5230\u4e91\u7aef\u7f51\u7edc\u3002\u5176\u67b6\u6784\u4e3b\u8981\u5305\u62ec\u7ec8\u7aef\u8282\u70b9\uff08End Device\uff09\u3001\u7f51\u5173\uff08Gateway\uff09\u3001\u7f51\u7edc\u670d\u52a1\u5668\uff08Network Server\uff09\u548c\u5e94\u7528\u670d\u52a1\u5668\uff08Application Server\uff09\u3002<\/p>\n

\u7ec8\u7aef\u8282\u70b9\uff08End Device\uff09<\/h4>\n

  \u7ec8\u7aef\u8282\u70b9\u662f\u8fde\u63a5\u4f20\u611f\u5668\u3001\u8bbe\u5907\u7b49\u7269\u8054\u7f51\u8282\u70b9\u5230\u7f51\u7edc\u7684\u8bbe\u5907\u3002\u5b83\u4eec\u901a\u8fc7LoRa\u6280\u672f\u53d1\u9001\u6570\u636e\u5230\u7f51\u5173\u3002<\/p>\n

\u7f51\u5173\uff08Gateway\uff09<\/h4>\n

  \u7f51\u5173\u8d1f\u8d23\u63a5\u6536\u7ec8\u7aef\u8282\u70b9\u53d1\u9001\u7684\u6570\u636e\uff0c\u5e76\u5c06\u5176\u8f6c\u53d1\u81f3\u7f51\u7edc\u670d\u52a1\u5668\u3002\u7f51\u5173\u901a\u5e38\u8986\u76d6\u8f83\u5927\u8303\u56f4\u4f9b\u5e94\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

\u7f51\u7edc\u670d\u52a1\u5668\uff08Network Server\uff09<\/h4>\n

  \u7f51\u7edc\u670d\u52a1\u5668\u8d1f\u8d23\u89e3\u5bc6\u548c\u8f6c\u53d1\u4ece\u7f51\u5173\u63a5\u6536\u5230\u7684\u6570\u636e\uff0c\u7ba1\u7406\u7ec8\u7aef\u8282\u70b9\u7684\u8fde\u63a5\u5e76\u63d0\u4f9b\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u5e94\u7528\u670d\u52a1\u5668\uff08Application Server\uff09<\/h4>\n

  \u5e94\u7528\u670d\u52a1\u5668\u8d1f\u8d23\u5904\u7406\u6765\u81ea\u7f51\u7edc\u670d\u52a1\u5668\u7684\u6570\u636e\uff0c\u5e76\u5c06\u5176\u63d0\u4f9b\u7ed9\u6700\u7ec8\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u8fdb\u884c\u5904\u7406\u3002<\/p>\n

LoRa\u67b6\u6784\u4e2d\u7684\u5173\u952e\u8bcd<\/h2>\n

  Spread Spectrum<\/h3>\n

  Spread Spectrum\u662fLoRa\u6280\u672f\u7684\u5173\u952e\u4e4b\u4e00\uff0c\u5b83\u91c7\u7528\u88ab\u79f0\u4e3a\u5361\u95e8\u6ee4\u6ce2\u7684\u8c03\u5236\u6280\u672f\uff0c\u5141\u8bb8LoRa\u8bbe\u5907\u5728\u66f4\u5e7f\u7684\u8303\u56f4\u5185\u8fdb\u884c\u4f4e\u529f\u8017\u901a\u4fe1\u3002<\/p>\n

\u4f18\u70b9<\/h4>\n

  \u901a\u8fc7Spread Spectrum\u6280\u672f\uff0cLoRa\u80fd\u591f\u5b9e\u73b0\u8f83\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\u548c\u8f83\u4f4e\u7684\u529f\u8017\uff0c\u4f7f\u5176\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u5177\u6709\u5f88\u9ad8\u7684\u7075\u6d3b\u6027\u548c\u8986\u76d6\u8303\u56f4\u3002<\/p>\n

\u5e94\u7528<\/h4>\n

  Spread Spectrum\u7684\u5e7f\u6cdb\u5e94\u7528\u4f7fLoRa\u6210\u4e3a\u8bb8\u591a\u8fdc\u8ddd\u79bb\u548c\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\u4e2d\u7684\u9996\u9009\u901a\u4fe1\u6280\u672f\uff0c\u4f8b\u5982\u667a\u80fd\u57ce\u5e02\u3001\u519c\u4e1a\u76d1\u63a7\u7b49\u3002<\/p>\n

  MAC\u5c42\u534f\u8bae<\/h3>\n

  LoRaWAN\u4e2d\u7684MAC\uff08\u5a92\u4f53\u8bbf\u95ee\u63a7\u5236\uff09\u5c42\u534f\u8bae\u662fLoRa\u901a\u4fe1\u7684\u5173\u952e\u7ec4\u4ef6\uff0c\u8d1f\u8d23\u534f\u8c03\u7ec8\u7aef\u8282\u70b9\u7684\u8bbf\u95ee\u548c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

\u7c7b\u522b<\/h4>\n

  LoRaWAN\u4e2d\u7684MAC\u5c42\u534f\u8bae\u4e3b\u8981\u5206\u4e3aClass A\u3001Class B\u548cClass C\u4e09\u79cd\u7c7b\u522b\uff0c\u6bcf\u79cd\u7c7b\u522b\u5bf9\u5e94\u7740\u4e0d\u540c\u7684\u529f\u8017\u548c\u6570\u636e\u4f20\u8f93\u65f6\u673a\u3002<\/p>\n

\u529f\u80fd<\/h4>\n

  \u4e0d\u540c\u7c7b\u522b\u7684MAC\u5c42\u534f\u8bae\u5141\u8bb8LoRa\u8bbe\u5907\u5728\u4e0d\u540c\u7684\u5de5\u4f5c\u6a21\u5f0f\u4e0b\u8fdb\u884c\u901a\u4fe1\uff0c\u6ee1\u8db3\u5404\u79cd\u7269\u8054\u7f51\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  LoRa\u67b6\u6784\u4e2d\u7684\u5173\u952e\u8bcd\u5982LoRaWAN\u3001Spread Spectrum\u548cMAC\u5c42\u534f\u8bae\u662f\u63a8\u52a8LoRa\u6280\u672f\u53d1\u5c55\u7684\u57fa\u7840\uff0c\u5b83\u4eec\u5171\u540c\u6784\u6210\u4e86\u4e00\u5957\u5b8c\u6574\u7684\u7269\u8054\u7f51\u901a\u4fe1\u4f53\u7cfb\u3002<\/strong>\u901a\u8fc7\u6df1\u5165\u4e86\u89e3\u8fd9\u4e9b\u5173\u952e\u8bcd\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u5e94\u7528\u548c\u4f18\u5316LoRa\u6280\u672f\uff0c\u52a9\u529b\u7269\u8054\u7f51\u5e94\u7528\u7684\u53d1\u5c55\u4e0e\u666e\u53ca\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

LoRa\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\uff08LPWAN\uff09\u6280\u672f\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\u8fde\u63a5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdLoRa\u67b6\u6784\u4e2d\u7684\u5173\u952e\u8bcd\u53ca\u5176\u5e94\u7528\u3002LoRa\u67b6\u6784\u6982\u8ff0LoRaWAN<\/p>\n","protected":false},"author":1,"featured_media":38352,"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-88627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-l-2"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/88627","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=88627"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/88627\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/38352"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=88627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=88627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=88627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}