{"id":79311,"date":"2024-01-07T15:02:26","date_gmt":"2024-01-07T07:02:26","guid":{"rendered":"\/\/www.viralrail.com\/?p=79311"},"modified":"2024-01-07T15:02:26","modified_gmt":"2024-01-07T07:02:26","slug":"ttljsyl","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/79311.html","title":{"rendered":"\u63a2\u8ba8LoRa\u6280\u672f\u539f\u7406"},"content":{"rendered":"

  LoRa\u6280\u672f\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\uff08LPWAN<\/a>\uff09\u534f\u8bae\uff0c\u7528\u4e8e\u65e0\u7ebf\u7535<\/a>\u9891\u6bb5\u7684\u901a\u4fe1\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8LoRa\u6280\u672f\u7684\u539f\u7406\uff0c\u4ee5\u53ca\u5176\u5728\u7269\u8054\u7f51\u548c\u8fdc\u7a0b\u4f20\u611f\u5668\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n

LoRa\u6280\u672f\u6982\u8ff0<\/h2>\n

  LoRa\u662f\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u7279\u522b\u9002\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\u548c\u8fdc\u7a0b\u4f20\u611f\u5668\u3002\u5b83\u80fd\u591f\u5b9e\u73b0\u5927\u8303\u56f4\u7684\u901a\u4fe1\uff0c\u540c\u65f6\u4fdd\u6301\u4f4e\u529f\u8017\u548c\u4f4e\u6210\u672c\uff0c\u4f7f\u5176\u5728\u667a\u80fd\u57ce\u5e02\u3001\u519c\u4e1a\u76d1\u6d4b\u3001\u73af\u5883\u76d1\u63a7\u7b49\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n

  \u5de5\u4f5c\u539f\u7406<\/h3>\n

  LoRa\u6280\u672f\u91c7\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u9891\u7387\u6269\u5c55\u201d\uff08FSK\uff09\u7684\u8c03\u5236\u65b9\u5f0f\uff0c\u7ed3\u5408\u4e86\u201c\u6269\u9891\u201d\uff08spread spectrum\uff09\u6280\u672f\u3002\u5176\u5de5\u4f5c\u539f\u7406\u4e0e\u4f20\u7edf\u7684\u9891\u5206\u590d\u7528\uff08FDMA\uff09\u6216\u7801\u5206\u590d\u7528\uff08CDMA\uff09\u65b9\u5f0f\u4e0d\u540c\uff0cLoRa\u7f51\u7edc\u91c7\u7528\u5355\u4e00\u4fe1\u9053\u7684\u661f\u578b\u62d3\u6251\u7ed3\u6784\uff0c\u6bcf\u4e2a\u7ec8\u7aef\u8bbe\u5907\u90fd\u53ef\u4ee5\u4e0e\u7f51\u5173\u8fdb\u884c\u53cc\u5411\u901a\u4fe1\u3002<\/p>\n

  \u8c03\u5236\u65b9\u5f0f<\/h3>\n

  LoRa\u4f7f\u7528Chirp Spread Spectrum\uff08CSS\uff09\u8c03\u5236\u6280\u672f\uff0c\u901a\u8fc7\u6539\u53d8\u8f7d\u6ce2\u9891\u7387\u8fdb\u884c\u4f20\u8f93\u3002\u8fd9\u79cd\u8c03\u5236\u65b9\u5f0f\u4f7f\u5f97\u4fe1\u53f7\u5728\u9891\u8c31\u4e0a\u5360\u7528\u5bbd\u5e26\uff0c\u63d0\u9ad8\u4e86\u4fe1\u53f7\u7684\u9c81\u68d2\u6027<\/a>\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u4e5f\u610f\u5473\u7740LoRa\u4fe1\u53f7\u53ef\u4ee5\u7a7f\u900f\u969c\u788d\u7269\u548c\u8986\u76d6\u5927\u8303\u56f4\u7684\u901a\u4fe1\u8ddd\u79bb\u3002<\/p>\n

LoRa\u6280\u672f\u5728\u7269\u8054\u7f51\u4e2d\u7684\u5e94\u7528<\/h2>\n

  \u968f\u7740\u7269\u8054\u7f51\u5728\u5404\u884c\u4e1a\u4e2d\u7684\u5e94\u7528\u8d8a\u6765\u8d8a\u5e7f\u6cdb\uff0cLoRa\u6280\u672f\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u7269\u8054\u7f51\u8bbe\u5907\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n

  \u667a\u80fd\u57ce\u5e02<\/h3>\n

  \u5728\u667a\u80fd\u57ce\u5e02\u4e2d\uff0cLoRa\u6280\u672f\u53ef\u4ee5\u7528\u4e8e\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\uff0c\u5305\u62ec\u505c\u8f66\u573a\u7ba1\u7406\u3001\u5783\u573e\u6876\u7a7a\u6ee1\u5ea6\u76d1\u6d4b\u3001\u73af\u5883\u7a7a\u6c14\u8d28\u91cf\u76d1\u6d4b\u7b49\u3002\u5176\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\u548c\u4f4e\u529f\u8017\u7279\u6027\u4f7f\u5f97\u667a\u80fd\u57ce\u5e02\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u4f4e\u6210\u672c\u3001\u4f4e\u7ef4\u62a4\u7684\u8fdc\u7a0b\u7ba1\u7406\u3002<\/p>\n

  \u519c\u4e1a\u76d1\u6d4b<\/h3>\n

  \u519c\u4e1a\u9886\u57df\u4e5f\u662fLoRa\u6280\u672f\u7684\u4e00\u4e2a\u91cd\u8981\u5e94\u7528\u9886\u57df\u3002\u519c\u4e1a\u4f20\u611f\u5668\u53ef\u4ee5\u4f7f\u7528LoRa\u6280\u672f\u8fdb\u884c\u519c\u7530\u7684\u8fdc\u7a0b\u76d1\u6d4b\uff0c\u5305\u62ec\u571f\u58e4\u6e7f\u5ea6\u3001\u6c14\u6e29\u3001\u5149\u7167\u7b49\u6570\u636e\u7684\u6536\u96c6\u548c\u4f20\u8f93\uff0c\u4ece\u800c\u5e2e\u52a9\u519c\u6c11\u8fdb\u884c\u667a\u80fd\u5316\u7684\u519c\u4e1a\u751f\u4ea7\u7ba1\u7406\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  LoRa\u6280\u672f\u4ee5\u5176\u72ec\u7279\u7684\u8c03\u5236\u65b9\u5f0f\u548c\u4f18\u79c0\u7684\u901a\u4fe1\u6027\u80fd\uff0c\u6210\u4e3a\u7269\u8054\u7f51\u548c\u8fdc\u7a0b\u4f20\u611f\u5668\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6280\u672f\u9009\u62e9\u3002<\/strong>\u5176\u957f\u8ddd\u79bb\u901a\u4fe1\u80fd\u529b\u3001\u4f4e\u529f\u8017\u7279\u6027\u4ee5\u53ca\u7269\u8054\u7f51\u5e94\u7528\u7684\u5e7f\u6cdb\u6027\uff0c\u4f7f\u5f97LoRa\u6280\u672f\u5728\u672a\u6765\u7269\u8054\u7f51\u884c\u4e1a\u6709\u7740\u5e7f\u9614\u7684\u5e02\u573a\u524d\u666f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

LoRa\u6280\u672f\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51\uff08LPWAN\uff09\u534f\u8bae\uff0c\u7528\u4e8e\u65e0\u7ebf\u7535\u9891\u6bb5\u7684\u901a\u4fe1\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8LoRa\u6280\u672f\u7684\u539f\u7406\uff0c\u4ee5\u53ca\u5176\u5728\u7269\u8054\u7f51\u548c\u8fdc\u7a0b\u4f20\u611f\u5668\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002LoRa\u6280\u672f\u6982\u8ff0<\/p>\n","protected":false},"author":1,"featured_media":64183,"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-79311","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\/79311"}],"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=79311"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/79311\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=79311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=79311"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=79311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}