\u4ec0\u4e48\u662fLoRa?<\/strong><\/span><\/div>\n
LoRa\u662fLong Range Radio\u7684\u7f29\u5199\uff0c\u4ece\u8fd9\u4e2a\u540d\u5b57\u4e0a\u9762\u5c31\u80fd\u770b\u51fa\u6765\u4ed6\u7684\u7279\u70b9\u662f\u4f20\u8f93\u8ddd\u79bb\u8fdc\uff0c\u5728\u540c\u6837\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u6bd4\u5176\u4ed6\u65e0\u7ebf\u65b9\u5f0f\u4f20\u64ad\u7684\u8ddd\u79bb\u8981\u66f4\u8fdc\uff0c\u5b9e\u73b0\u4e86\u4f4e\u529f\u8017\u548c\u8fdc\u8ddd\u79bb\u7684\u7edf\u4e00\uff0c\u5b83\u5728\u540c\u6837\u7684\u529f\u8017\u4e0b\u6bd4\u4f20\u7edf\u7684\u65e0\u7ebf\u5c04\u9891\u901a\u4fe1\u8ddd\u79bb\u8981\u8fdc3-5\u500d\u3002\u662f\u7531\u7f8e\u56fd\u965e\u7279(semtech)\u516c\u53f8\u521b\u5efa\u7684\u4f4e\u529f\u8017\u5c40\u57df\u7f51\u65e0\u7ebf\u6807\u51c6\u3002<\/p>\n
$\"\"$ <\/p>\n
\u4ec0\u4e48\u662fLoRaWAN?<\/strong><\/span><\/div>\n
LoRaWAN(Lora Wide Area Network)LoRa\u5e7f\u57df\u7269\u8054\u7f51\u7684\u7b80\u79f0\uff0c\u662f\u57fa\u4e8eLoRa\u6280\u672f\u7684\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u4e3b\u8981\u7531(LoRa\u7ec8\u7aef\u3001LoRa\u7f51\u5173\u3001LoRa\u670d\u52a1\u5668)\u4e09\u4e2a\u5b9e\u4f53\u7ec4\u6210\u3002\u5982\u679c\u6309\u534f\u8bae\u5206\u5c42\u6765\u8bf4LoRaWAN\u662fMAC\u5c42\uff0cLoRa\u662f\u7269\u7406\u5c42\u3002<\/p>\n
$\"\"$ <\/p>\n
LoRa\u7684\u4f18\u70b9\u6709\u54ea\u4e9b?<\/strong><\/span><\/div>\n
\u8ddd\u79bb\u8fdc\uff1a\u8d85\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u91c7\u7528\u6269\u9891\u589e\u76ca\u3001\u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u7ea6FSK\u7684\u4e09\u500d\u3002\u7279\u522b\u662f\u5728\u666e\u901a\u7684\u65e0\u7ebf\u4f20\u8f93\u4fe1\u53f7\u8f83\u5f31\u7684\u5ba4\u5185\u548c\u5730\u4e0b\u73af\u5883\uff0cLoRa\u6280\u672f\u4f18\u52bf\u660e\u663e\u3002<\/p>\n
\u529f\u8017\u4f4e\uff1a\u5c3d\u7ba1\u5b83\u901a\u4fe1\u8ddd\u79bb\u7a7a\u65f7\u80fd\u8fbe\u52305KM\uff0c\u4ecd\u7136\u5177\u6709\u826f\u597d\u7684\u8282\u80fd\u7279\u6027\u3002<\/p>\n
\u514d \u8d39\uff1a\u4e0e\u6211\u4eec\u4e0a\u4e00\u7bc7\u6587\u7ae0\u6240\u4ecb\u7ecd\u7684NB-IOT\u6240\u4e0d\u540c\u7684\u662fLoRa\u5de5\u4f5c\u5728\u514d\u8d39ISM\u9891\u6bb5\uff0c\u7528\u6237\u4e0d\u4f9d\u9760\u8fd0\u8425\u5546\u5c31\u53ef\u5b8c\u6210LoRa\u7f51\u7edc\u90e8\u7f72\uff0c\u4e0d\u4ec5\u5e03\u8bbe\u66f4\u5feb\uff0c\u800c\u4e14\u6210\u672c\u66f4\u4f4e\u3002\u8fd9\u4e3a\u666e\u901a\u7528\u6237\u4f7f\u7528\u8be5\u65e0\u7ebf\u7f51\u7edc\u6253\u5f00\u4e86\u4e00\u9053\u4fbf\u6377\u4e4b\u95e8\u3002<\/p>\n
LoRa\u7684\u7f3a\u70b9\u6709\u54ea\u4e9b?<\/strong><\/span><\/div>\n
\u4f20\u8f93\u901f\u7387\u4f4e\uff1a\u56e0\u4e3a\u6269\u9891\u540e\u7684\u901a\u4fe1\u5e26\u5bbd\u7a84\uff0c\u4e00\u822c\u53ea\u9002\u5408\u4f20\u611f\u5668\u7b49\u4f20\u8f93\u4fe1\u606f\u91cf\u8f83\u4f4e\u7684\u7f51\u7edc\u3002\u5bf9\u4e8e\u6570\u636e\u91cf\u9ad8\u7684\u5e94\u7528\u573a\u5408(\u5982\u56fe\u50cf\u4f20\u8f93)\u5c31\u4e0d\u9002\u7528\u4e86\u3002<\/p>\n
\u6280\u672f\u8fc7\u4e8e\u96c6\u4e2d\uff1aLoRa\u6280\u672f\u8fc7\u4e8e\u96c6\u4e2d\u4e8esemtech\u516c\u53f8\u3002\u4e0d\u5229\u4e8e\u4ea7\u4e1a\u7684\u53d1\u5c55\u3002<\/p>\n
\u9700\u8981\u65b0\u5efa\u7f51\u7edc\uff1aLoRa\u5728\u5e03\u8bbe\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u65b0\u5efa\u4fe1\u53f7\u5854\u3001\u5de5\u4e1a\u57fa\u7ad9\u751a\u81f3\u662f\u4fbf\u643a\u5f0f\u5bb6\u5ead\u7f51\u5173\u3002\u8fd9\u5bf9\u4e8e\u4e00\u822c\u7684\u666e\u901a\u7528\u6237\u5c31\u5b58\u5728\u4e00\u5b9a\u7684\u96be\u5ea6\u3002\u56e0\u6b64\u884c\u4e1a\u4e2d\u57fa\u672c\u6ca1\u6709\u89c1\u5230\u6709\u767e\u4e07\u8fde\u63a5\u7684\u9879\u76ee\u3002<\/p>\n
LoRa\u82af\u7247\u6709\u54ea\u4e9b?<\/strong><\/span><\/div>\n
\u76ee\u524d\u652f\u6301LoRa\u8fd9\u79cd\u901a\u8baf\u6280\u672f\u534f\u8bae\u7684\u7ec8\u7aef\u82af\u7247\u5927\u90e8\u5206\u662f\u7531semtech\u516c\u53f8\u63a8\u51fa\u7684\uff0c\u6216\u662f\u5176\u6388\u6743\u751f\u4ea7\u7684\u3002\u884c\u4e1a\u5185\u6700\u4e3a\u4e3b\u6d41\u7684\u662fSX1276\u548cSX1278\uff0c\u4e8c\u8005\u5c01\u88c5\u4e00\u81f4\uff0c\u5e94\u7528\u7535\u8def\u6709\u7ec6\u5fae\u5dee\u522b\uff0c\u524d\u8005\u9762\u5411\u7684\u662f\u6b27\u7f8e\u5e02\u573a(\u9891\u6bb5137-1020MHz)\uff0c\u540e\u8005\u9762\u5411\u4e2d\u56fd\u5e02\u573a(\u9891\u6bb5137-525MHz)\u3002\u9664\u6b64\u4e4b\u5916SX1262\u4e5f\u662f\u4e00\u6b3e\u6bd4\u8f83\u6d41\u884c\u7684LoRa\u7ec8\u7aef\u82af\u7247\uff0c\u5b83\u7684\u4f53\u79ef\u6bd4\u4e0a\u9762\u7684\u4e24\u6b3e\u66f4\u5c0f\uff0c\u652f\u6301\u7684\u9891\u6bb5\u4e3a150-960MHz\uff0c\u53d1\u5c04\u529f\u7387\u66f4\u9ad8\uff0c\u88ab\u5f88\u591a\u5e94\u7528\u8005\u6240\u9009\u62e9\u3002<\/p>\n
\u9664\u4e86\u7ec8\u7aef\u82af\u7247\u4ee5\u5916\u5982\u679c\u8981\u7ec4\u6210LoRaWAN\u8fd8\u9700\u8981\u7f51\u5173\u82af\u7247\uff0cSX1301\u5c31\u662fsemtech\u516c\u53f8\u63a8\u51fa\u7684LoRa\u7f51\u5173\u82af\u7247\uff0c8\u4e2aLoRa\u4fe1\u9053\uff0c1\u4e2a\u662fFSK\u4fe1\u9053\uff0c\u53ef\u4ee5\u770b\u6210\u662fFPGA+8\u8defLoRa\u8c03\u5236\u89e3\u8c03\u5668\uff0c\u8be5\u82af\u7247\u662fSemtech\u516c\u53f8\u7684\u6838\u5fc3\u5229\u76ca\u6a21\u5757\uff0c\u4ece\u6570\u636e\u624b\u518c\u5230\u8f6f\u4ef6\u9a71\u52a8\u518d\u5230\u534f\u8bae\u7b97\u6cd5\u90fd\u662f\u4e0d\u516c\u5f00\u7684\u3002<\/p>\n
LoRa\u4e0e\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u6709\u4f55\u533a\u522b?<\/strong><\/span><\/div>\n
\u6211\u4eec\u76ee\u524d\u5e38\u89c1\u7684\u65e0\u7ebf\u901a\u8baf\u65b9\u5f0f\u6709WiFi\u3001\u84dd\u7259\u30012G-GSM\u30013G\\4G\u3001NB-IOT\u3001ZigBee\u548c\u5e38\u89c1\u5c0f\u65e0\u7ebf(sub 1G)\u7b49\u3002\u4e0b\u56fe\u662f\u7b14\u8005\u6839\u636e\u8fd9\u51e0\u79cd\u65e0\u7ebf\u901a\u4fe1\u65b9\u5f0f\u7684\u76f8\u5173\u7279\u6027\u505a\u7684\u5206\u7c7b\u6bd4\u8f83\uff0c\u5927\u5bb6\u53ef\u4ee5\u770b\u51faLoRa\u5728\u5f88\u591a\u65b9\u9762\u90fd\u5177\u6709\u5f88\u5927\u7684\u4f18\u52bf\uff0c\u6bd4\u5982\u901a\u8baf\u8ddd\u79bb\u4ee5\u53ca\u901a\u4fe1\u6210\u672c\u7b49\u3002<\/p>\n
$\"\"$ <\/p>\n
\u603b\u7ed3<\/strong><\/span><\/div>\n
\u7b14\u8005\u5728\u53bb\u5e74\u6df1\u5165\u7684\u7814\u7a76\u4ee5\u53ca\u4f7f\u7528\u4e86LoRa\u8fd9\u79cd\u901a\u8baf\u6280\u672f\uff0c\u5305\u62ec\u5176\u786c\u4ef6\u8bbe\u8ba1\u548c\u8f6f\u4ef6\u9a71\u52a8\uff0c\u5982\u679c\u662f\u5355\u7eaf\u7684\u7528\u6765\u4f20\u8f93\u4f20\u611f\u5668\u6570\u636eLoRa\u90fd\u662f\u5f88\u5408\u9002\u7684\u9009\u62e9\uff0c\u6bd4\u4e00\u822c\u7684\u5c0f\u65e0\u7ebf\u5982Ti\u7684CC1101\u3001\u82af\u79d1\u5b9e\u9a8c\u5ba4\u7684SI4432\u548cSI4463(\u6211\u7adf\u7136\u53d1\u73b0\u8fd9\u8d27\u6709bug\uff0c\u5b98\u65b9\u5df2\u627f\u8ba4)\u90fd\u8981\u4f18\u79c0\u5f88\u591a\u3002\u5982\u679c\u7ec4\u6210LoRaWAN\u5176\u4ed6\u5c0f\u65e0\u7ebf\u66f4\u662f\u65e0\u6cd5\u6bd4\u62df\u3002<\/p>\n
\u76ee\u524d\u4e0e\u5176\u7ade\u4e89\u6bd4\u8f83\u6fc0\u70c8\u7684\u662fNB-IOT\uff0c\u9700\u8981\u4e86\u89e3NB-IOT\u7684\u670b\u53cb\u53ef\u4ee5\u770b\u6211\u4e0a\u4e00\u7bc7\u6587\u7ae0\uff0c\u5bf9\u6bd4NB-IOT\u6765\u8bf4\u867d\u7136\u5b83\u4eec\u5728\u4e00\u4e9b\u7ec6\u5206\u9886\u57df\u4e0d\u5177\u6709\u7ade\u4e89\u5173\u7cfb\uff0c\u4f46\u662f\u5728\u5f88\u591a\u5e38\u89c1\u9886\u57df\u90fd\u662f\u6709\u6240\u7ade\u4e89\u7684\uff0cLoRa\u56e0\u4e3a\u5176\u6280\u672f\u7684\u5784\u65ad\u5bfc\u81f4\u4e86\u5176\u95ed\u585e\uff0c\u800c\u4e0d\u50cfNB-IOT\u90a3\u6837\u7684\u5f00\u653e\uff0c\u8fd9\u5bf9\u4e8e\u65e0\u7ebf\u901a\u4fe1\u8fd9\u4e2a\u5e9e\u5927\u7684\u9886\u57df\u6765\u8bf4\u65e0\u7591\u662f\u4e0d\u8ba8\u597d\u7684\u3002<\/p>\n
LoRa\u4e0eNB-IOT\u7684\u6bd4\u8d5b\u624d\u521a\u521a\u5f00\u59cb\uff0c\u6700\u7ec8\u8c01\u4f1a\u6210\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u884c\u4e1a\u7684\u9886\u5934\u7f8a\u90fd\u8fd8\u662f\u672a\u77e5\uff0c\u4f5c\u4e3a\u7528\u6237\u7684\u6211\u4eec\u662f\u8fd9\u573a\u6bd4\u8d5b\u7684\u53c2\u4e0e\u8005\u4e5f\u662f\u88c1\u5224\u8005\u3002\u5e0c\u671b\u5b83\u4eec\u4f1a\u5728\u672a\u6765\u7ed9\u6211\u4eec\u7684\u751f\u6d3b\u5e26\u6765\u66f4\u591a\u7684\u4fbf\u5229\uff0c\u66f4\u591a\u7684\u60ca\u559c!<\/p>\n","protected":false},"excerpt":{"rendered":"
LoRa\u662fLong Range Radio\u7684\u7f29\u5199\uff0c\u4ece\u8fd9\u4e2a\u540d\u5b57\u4e0a\u9762\u5c31\u80fd\u770b\u51fa\u6765\u4ed6\u7684\u7279\u70b9\u662f\u4f20\u8f93\u8ddd\u79bb\u8fdc\uff0c\u5728\u540c\u6837\u7684\u529f\u8017\u6761 […]<\/p>\n","protected":false},"author":668,"featured_media":161496,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-161492","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/161492","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/668"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=161492"}],"version-history":[{"count":4,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/161492\/revisions"}],"predecessor-version":[{"id":162023,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/161492\/revisions\/162023"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/161496"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=161492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=161492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=161492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}