{"id":67554,"date":"2023-12-23T01:08:28","date_gmt":"2023-12-22T17:08:28","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=67554"},"modified":"2024-07-15T15:09:12","modified_gmt":"2024-07-15T07:09:12","slug":"ljhlyrzwxxhdmmzb","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/67554.html","title":{"rendered":"\u7406\u89e3\u548c\u5229\u7528RSSI\u503c \u2013 \u65e0\u7ebf\u4fe1\u53f7\u7684\u79d8\u5bc6\u6307\u6807"},"content":{"rendered":"
\u65e0\u7ebf\u6280\u672f\u4e2d\u7684RSSI\u503c\u662f\u591a\u5c11\uff1f\u672c\u6587\u5c06\u6df1\u5165\u89e3\u6790RSSI\u503c\u5728\u65e0\u7ebf\u901a\u4fe1\u4e2d\u7684\u91cd\u8981\u6027\uff0c\u4ee5\u53ca\u5982\u4f55\u66f4\u597d\u5730\u7406\u89e3\u548c\u5229\u7528\u5b83\u3002<\/p>\n
\u5728\u65e0\u7ebf\u901a\u4fe1<\/a>\u4e2d\uff0cRSSI\u503c\uff08Received Signal Strength Indicator\uff0c\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u6307\u793a\u5668\uff09\u4ee3\u8868\u4e86\u63a5\u6536\u5230\u7684\u65e0\u7ebf\u4fe1\u53f7\u7684\u5f3a\u5ea6\u3002\u5b83\u901a\u5e38\u4ee5\u8d1f\u503c\u8868\u793a\uff0c\u6570\u503c\u8d8a\u5927\u8868\u793a\u4fe1\u53f7\u8d8a\u5f3a\uff0c\u53cd\u4e4b\u8868\u793a\u4fe1\u53f7\u8d8a\u5f31\u3002\u4f8b\u5982\uff0c-50dBm\u7684\u4fe1\u53f7\u8981\u6bd4-80dBm\u7684\u4fe1\u53f7\u5f3a\u3002<\/p>\n RSSI\u503c\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u544a\u8bc9\u63a5\u6536\u8bbe\u5907\u5f53\u524d\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u5f3a\u5ea6\uff0c\u8fd9\u6837\u63a5\u6536\u8bbe\u5907\u53ef\u4ee5\u6839\u636e\u4fe1\u53f7\u5f3a\u5ea6\u8c03\u6574\u81ea\u5df1\u7684\u5de5\u4f5c\u72b6\u6001\uff0c\u6bd4\u5982\u51b3\u5b9a\u662f\u5426\u9002\u5408\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u6216\u8005\u662f\u5426\u9700\u8981\u5207\u6362\u5230\u53e6\u4e00\u4e2a\u4fe1\u9053<\/a>\u7b49\u3002<\/p>\n RSSI\u503c\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u4fe1\u53f7\u4f20\u64ad\u8ddd\u79bb\u3001\u969c\u788d\u7269\u3001\u5929\u7ebf\u8d28\u91cf\u7b49\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u9700\u8981\u6ce8\u610f\u8fd9\u4e9b\u56e0\u7d20\u5bf9\u4fe1\u53f7\u5f3a\u5ea6\u7684\u5f71\u54cd\uff0c\u4ee5\u4fbf\u66f4\u51c6\u786e\u5730\u89e3\u8bfbRSSI\u503c\u3002<\/p>\n \u5982\u4f55\u5229\u7528RSSI\u503c\u4f18\u5316\u65e0\u7ebf\u7f51\u7edc\u7684\u6027\u80fd\uff1f\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5b9e\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n \u4fdd\u6301\u8def\u7531\u5668\u8fdc\u79bb\u5e72\u6270\u6e90\uff0c\u5c3d\u53ef\u80fd\u653e\u7f6e\u5728\u4e2d\u5fc3\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u5e2e\u52a9\u63d0\u9ad8\u4fe1\u53f7\u5f3a\u5ea6\u548c\u8986\u76d6\u8303\u56f4\u3002\u901a\u8fc7\u76d1\u63a7\u8bbe\u5907\u4e0a\u7684RSSI\u503c\uff0c\u53ef\u4ee5\u627e\u5230\u6700\u4f73\u7684\u8def\u7531\u5668\u4f4d\u7f6e\u3002<\/p>\n \u901a\u8fc7\u76d1\u6d4b\u4e0d\u540c\u9891\u9053\u7684RSSI\u503c\uff0c\u53ef\u4ee5\u786e\u5b9a\u5f53\u524d\u4f7f\u7528\u7684\u9891\u9053\u662f\u5426\u53d7\u5230\u5e72\u6270\uff0c\u5e76\u53ef\u4ee5\u9009\u62e9\u66f4\u5e72\u51c0\u7684\u9891\u9053\uff0c\u4ece\u800c\u63d0\u9ad8\u65e0\u7ebf\u7f51\u7edc\u6027\u80fd\u3002<\/p>\n \u7406\u89e3RSSI\u503c\u7684\u4f5c\u7528<\/h3>\n
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\u4f18\u5316\u65e0\u7ebf\u7f51\u7edc\u6027\u80fd\u7684\u5173\u952e \u2013 \u8c03\u6574RSSI\u503c<\/h2>\n
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