{"id":97386,"date":"2024-09-02T13:55:34","date_gmt":"2024-09-02T05:55:34","guid":{"rendered":"\/\/www.viralrail.com\/?p=97386"},"modified":"2024-09-02T14:03:38","modified_gmt":"2024-09-02T06:03:38","slug":"wxtcmksjysmcs","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97386.html","title":{"rendered":"\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u662f\u57fa\u4e8e\u4ec0\u4e48\u4f20\u8f93"},"content":{"rendered":"\n

\u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757<\/strong>\u662f\u57fa\u4e8e\u65e0\u7ebf\u7535\u6ce2\u4f20\u8f93\u9ad8\u6e05\u56fe\u50cf\u6570\u636e\u7684\u6280\u672f\uff0c\u5176\u57fa\u672c\u539f\u7406\u662f\u5229\u7528\u65e0\u7ebf\u7535\u6ce2\u7684\u4f20\u8f93\u80fd\u529b\uff0c\u901a\u8fc7\u8c03\u5236\u548c\u89e3\u8c03\u6280\u672f\u5c06\u56fe\u50cf\u6570\u636e\u8f6c\u6362\u6210\u65e0\u7ebf\u4fe1\u53f7\uff0c\u7136\u540e\u901a\u8fc7\u5929\u7ebf\u53d1\u5c04\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u53ef\u4ee5\u91c7\u7528\u591a\u79cd\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u5982WiFi\u3001LTE\u3001OFDM(\u6b63\u4ea4\u9891\u5206\u590d\u7528)\u548cMIMO(\u591a\u8f93\u5165\u591a\u8f93\u51fa)\u7b49\u3002<\/strong>\u8fd9\u4e9b\u6280\u672f\u901a\u8fc7\u63d0\u9ad8\u9891\u5e26\u5229\u7528\u7387\u548c\u4f20\u8f93\u901f\u7387\uff0c\u786e\u4fdd\u56fe\u50cf\u6570\u636e\u7684\u5b9e\u65f6\u4f20\u8f93\u548c\u9ad8\u8d28\u91cf\u663e\u793a\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f8b\u5982\uff0c\u67d0\u4e9b\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4f7f\u7528WiFi\u6280\u672f\uff0c\u901a\u8fc72x2MIMO\u6280\u672f\u5b9e\u73b0\u9ad8\u8fbe300Mbps\u7684\u4f20\u8f93\u901f\u7387\uff0c\u5e76\u652f\u6301\u8fdc\u8ddd\u79bb\u89c6\u9891\u4f20\u8f93\u3002\u6b64\u5916\uff0c\u4e00\u4e9b\u6a21\u5757\u8fd8\u91c7\u7528OFDM\u6280\u672f\uff0c\u901a\u8fc7\u6b63\u4ea4\u9891\u5206\u590d\u7528\u6280\u672f\u5c06\u591a\u4e2a\u4fe1\u53f7\u5408\u5e76\u6210\u5355\u4e00\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e3b\u8981\u57fa\u4e8e\u65e0\u7ebf\u7535\u6ce2\u4f20\u8f93\u56fe\u50cf\u6570\u636e\uff0c\u5e76\u901a\u8fc7\u8c03\u5236\u89e3\u8c03\u3001WiFi\u3001LTE\u3001OFDM\u548cMIMO\u7b49\u6280\u672f\u5b9e\u73b0\u9ad8\u6548\u3001\u7a33\u5b9a\u7684\u56fe\u50cf\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 \u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u4e0d\u540c\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u6027\u80fd\u6bd4\u8f83<\/h2>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u4e0d\u540c\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u4e2d\u7684\u6027\u80fd\u8868\u73b0\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u30001. WiFi<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000WiFi\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u8868\u73b0\u4f18\u5f02\uff0c\u7279\u522b\u662f\u5728\u9ad8\u6e05\u56fe\u50cf\u4f20\u8f93\u65b9\u9762\u3002\u4f8b\u5982\uff0c\u98de\u777f\u667a\u80fd\u76848\u516c\u91ccWiFi\u65e0\u4eba\u673a\u56fe\u4f20\u6a21\u5757\u80fd\u591f\u5b9e\u73b0\u8d85\u8fdc\u8ddd\u79bb\u9ad8\u6e05\u4f20\u8f93\uff0c\u9002\u7528\u4e8e\u822a\u62cd\u3001\u6551\u63f4\u3001\u73af\u4fdd\u3001\u519c\u4e1a\u548c\u5f71\u89c6\u5236\u4f5c\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n

\u3000\u3000WiFi\u6280\u672f\u5728\u7269\u7406\u5c42\u91c7\u7528\u4e86OFDM\u591a\u8f7d\u6ce2\u8c03\u5236\uff0c\u4f46\u8f7d\u6ce2\u6570\u91cf\u8f83\u5c11\uff0c\u5982802.11a\u4e3a52\u4e2a\u5b50\u8f7d\u6ce2\uff0c\u5b9e\u9645\u5e94\u7528\u4e2d\u5bf9\u6bd4802.11FHSS\u8868\u73b0\u51fa\u5c11\u91cf\u7684”\u7ed5\u5c04”\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u30002. LTE<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000LTE\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u4e3b\u8981\u91c7\u7528MIMO-OFDM\u7cfb\u7edf\uff0c\u8fd9\u79cd\u7cfb\u7edf\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002\u4f8b\u5982\uff0cLTE MIMO-OFDM\u7cfb\u7edf\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u8f93\u5165\u591a\u4e2a\u8f93\u51fa(MIMO)\u548c\u6b63\u4ea4\u9891\u5206\u590d\u7528(OFDM)\u6280\u672f\uff0c\u80fd\u591f\u5c06\u9891\u7387\u9009\u62e9\u6027\u8870\u843d\u4fe1\u9053\u8f6c\u6362\u4e3a\u591a\u4e2a\u5e73\u5766\u8870\u843d\u5b50\u4fe1\u9053\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000LTE\u6807\u51c6\u4e0b\u7684MIMO-OFDM\u7cfb\u7edf\u8fd8\u901a\u8fc7\u4eff\u771f\u5efa\u6a21\u5206\u6790\u4e86OFDM\u7684\u9891\u8c31\u56fe\uff0c\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86\u5176\u4f18\u8d8a\u6027\u3002<\/p>\n\n\n\n

\u3000\u30003. OFDM<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000OFDM\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u4e3b\u8981\u7528\u4e8e\u63d0\u9ad8\u9891\u8c31\u6548\u7387\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u4f8b\u5982\uff0c802.11g\u5728\u7269\u7406\u5c42\u91c7\u7528\u4e86OFDM\u591a\u8f7d\u6ce2\u8c03\u5236\uff0c\u867d\u7136\u8f7d\u6ce2\u6570\u91cf\u8f83\u5c11\uff0c\u4f46\u5176\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u8868\u73b0\u51fa\u8f83\u597d\u7684\u7ed5\u5c04\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000OFDM\u6280\u672f\u901a\u8fc7\u5c06\u9891\u9009\u62e9\u6027\u8870\u843d\u4fe1\u9053\u8f6c\u6362\u4e3a\u591a\u4e2a\u5e73\u5766\u8870\u843d\u5b50\u4fe1\u9053\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u4fe1\u53f7\u5904\u7406\u8fc7\u7a0b\uff0c\u63d0\u9ad8\u4e86\u4f20\u8f93\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u30004. MIMO<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000MIMO\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u4e3b\u8981\u7528\u4e8e\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002\u4f8b\u5982\uff0cLTE\u7cfb\u7edf\u4e2d\u7684MIMO\u6280\u672f\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u8f93\u5165\u591a\u4e2a\u8f93\u51fa(MIMO)\u6280\u672f\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002<\/p>\n\n\n\n

\u3000\u3000MIMO\u6280\u672f\u8fd8\u901a\u8fc7\u4eff\u771f\u5efa\u6a21\u5206\u6790\u4e86\u5176\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e0d\u540c\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u7684\u6027\u80fd\u8868\u73b0\u5404\u6709\u4f18\u52a3\u3002WiFi\u6280\u672f\u5728\u9ad8\u6e05\u56fe\u50cf\u4f20\u8f93\u65b9\u9762\u8868\u73b0\u4f18\u5f02\uff0c\u800cLTE\u6280\u672f\u5219\u5728\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u65b9\u9762\u8868\u73b0\u7a81\u51fa\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 \u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u8c03\u5236\u89e3\u8c03\u6280\u672f\u6709\u54ea\u4e9b\u6700\u65b0\u8fdb\u5c55?<\/h2>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u8c03\u5236\u89e3\u8c03\u6280\u672f\u5728\u8fd1\u5e74\u6765\u53d6\u5f97\u4e86\u663e\u8457\u7684\u8fdb\u5c55\uff0c\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u6b63\u4ea4\u9891\u5206\u590d\u7528\uff08OFDM\uff09\u6280\u672f<\/strong>\uff1aOFDM\u6280\u672f\u662f\u4e00\u79cd\u5178\u578b\u7684\u591a\u8f7d\u6ce2\u4f20\u8f93\u65b9\u6848\uff0c\u80fd\u591f\u6709\u6548\u5bf9\u6297\u591a\u5f84\u5e72\u6270(ISI)\uff0c\u5e76\u81ea\u9002\u5e94\u9009\u62e9\u8c03\u5236\u4e0e\u7f16\u7801\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u5bb9\u91cf\u3002\u8fd9\u79cd\u6280\u672f\u5728\u65e0\u4eba\u673a\u56fe\u4f20\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u8f6f\u4ef6\u5b9a\u4e49\u65e0\u7ebf\u7535\uff08SDR\uff09\u6280\u672f<\/strong>\uff1a\u5927\u7586\u516c\u53f8\u53d1\u5e03\u7684Dji SDR\u56fe\u4f20\u6a21\u5757\uff0c\u57fa\u4e8eSDR\u6280\u672f\uff0c\u7ed3\u5408Wi-Fi\u53cc\u5236\u5f0f\u56fe\u4f20\u6280\u672f\uff0c\u63d0\u4f9b\u4e86\u5168\u65b0\u7684\u6297\u6270\u7a7f\u900f\u56fe\u4f20\u4f53\u9a8c\u3002\u8fd9\u79cd\u6280\u672f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4f20\u8f93\u7684\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\uff0c\u8fd8\u589e\u5f3a\u4e86\u8bbe\u5907\u7684\u4fbf\u643a\u6027\u548c\u5e94\u7528\u8303\u56f4\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5377\u79ef\u7ef4\u7279\u6bd4\u7f16\u7801\u8bd1\u7801\u548cBPSK\u8c03\u5236\u89e3\u8c03\u6280\u672f<\/strong>\uff1a\u8fd9\u79cd\u6280\u672f\u901a\u8fc7\u4f7f\u7528\u5377\u79ef\u7ef4\u7279\u6bd4\u7f16\u7801\u8bd1\u7801\u548cBPSK\u8c03\u5236\u89e3\u8c03\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u65e0\u7ebf\u56fe\u50cf\u4f20\u8f93\uff0c\u5e76\u5728\u4e0d\u540c\u4fe1\u566a\u6bd4\u4e0b\u6bd4\u8f83\u4e86\u63a5\u6536\u56fe\u50cf\u7684\u5cf0\u503c\u4fe1\u566a\u6bd4(PSNR)\u6307\u6807\u3002\u8fd9\u79cd\u6280\u672f\u5728\u63d0\u9ad8\u56fe\u50cf\u4f20\u8f93\u8d28\u91cf\u65b9\u9762\u8868\u73b0\u51fa\u8272\u3002<\/li>\n\n\n\n
  • \u3000\u3000COFDM\u6280\u672f<\/strong>\uff1aCOFDM(\u6b63\u4ea4\u9891\u5206\u590d\u7528)\u6280\u672f\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u4e5f\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u77fd\u6d77\u8fbe\u516c\u53f8\u5f00\u53d1\u7684RC900 COFDM\u53d1\u5c04\u6a21\u5757\uff0c\u5185\u7f6e\u529f\u7387\u653e\u5927\u5668\uff0c\u9002\u7528\u4e8e\u65e0\u4eba\u673a\u65e0\u7ebf\u9ad8\u6e05\u6570\u5b57\u56fe\u4f20\u5e94\u7528\u548c\u5b89\u9632\u65e0\u7ebf\u89c6\u9891\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3002\u6b64\u5916\uff0cCOFDM\u6280\u672f\u8fd8\u652f\u6301\u591a\u79cd\u8c03\u5236\u65b9\u5f0f\uff0c\u5982QPSK\u300116QAM\u300164QAM\u7b49\uff0c\u7801\u6d41\u8303\u56f4\u4ece2Mbps\u523020Mbps\u4e0d\u7b49\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u7a84\u5e26\u8c03\u5236\u6280\u672f<\/strong>\uff1aSX1276\/77\/78\u65e0\u7ebf\u548c\u4f20\u611f\u6a21\u5757\u652f\u6301OOK(\u5355\u8fb9\u5e26\u952e\u63a7)\u3001FSK(\u9891\u79fb\u952e\u63a7)\u548cFSK\/OOK\u63a5\u6536\u6a21\u5f0f\u3002\u8fd9\u4e9b\u6a21\u5f0f\u901a\u8fc7\u6570\u5b57\u63a7\u5236\u548c\u5761\u5ea6\u8c03\u6574\u6765\u4f18\u5316\u4f20\u8f93\u6027\u80fd\uff0c\u5e76\u901a\u8fc7\u8c03\u8282\u5761\u5ea6\u4f4d\u5b9e\u73b0\u8c03\u5236\u6574\u5f62\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u7a84\u5e26\u54cd\u5e94\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u4e09\u3001 \u5982\u4f55\u8bc4\u4f30\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u56fe\u50cf\u4f20\u8f93\u8d28\u91cf\u548c\u7a33\u5b9a\u6027?<\/h2>\n\n\n\n

    \u3000\u3000\u8bc4\u4f30\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u56fe\u50cf\u4f20\u8f93\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u4f20\u8f93\u8ddd\u79bb\u3001\u56fe\u50cf\u8d28\u91cf\u3001\u5ef6\u8fdf\u3001\u6297\u5e72\u6270\u80fd\u529b\u7b49\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u8bc4\u4f30\u65b9\u6cd5\uff1a<\/p>\n\n\n\n

    \u3000\u3000\u4f20\u8f93\u8ddd\u79bb\u662f\u5224\u65ad\u65e0\u7ebf\u56fe\u4f20\u8bbe\u5907\u6027\u80fd\u7684\u6700\u76f4\u89c2\u6307\u6807\u3002\u4f8b\u5982\uff0cDJI Transmission\u6807\u51c6\u5957\u88c5\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52306\u516c\u91cc\uff0c\u8fd9\u5728\u5b9e\u9645\u6d4b\u8bd5\u4e2d\u5df2\u7ecf\u5f97\u5230\u4e86\u9a8c\u8bc1\u3002\u56e0\u6b64\uff0c\u8bc4\u4f30\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u65f6\uff0c\u5e94\u6d4b\u8bd5\u5176\u5728\u4e0d\u540c\u8ddd\u79bb\u4e0b\u7684\u4f20\u8f93\u6548\u679c\uff0c\u786e\u4fdd\u5176\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u80fd\u591f\u6ee1\u8db3\u9700\u6c42\u3002<\/p>\n\n\n\n

    \u3000\u3000\u56fe\u50cf\u8d28\u91cf\u7684\u8bc4\u4f30\u53ef\u4ee5\u901a\u8fc7\u5ba2\u89c2\u548c\u4e3b\u89c2\u4e24\u79cd\u65b9\u6cd5\u8fdb\u884c\uff1a<\/p>\n\n\n\n

      \n
    • \u3000\u3000\u5ba2\u89c2\u8bc4\u4f30\u65b9\u6cd5<\/strong>\uff1a\u5305\u62ec\u5cf0\u503c\u4fe1\u566a\u6bd4(PSNR)\u548c\u7ed3\u6784\u76f8\u4f3c\u5ea6(SSIM)\u3002PSNR\u9002\u7528\u4e8e\u8fd0\u52a8\u901f\u5ea6\u8f83\u5c0f\u7684\u89c6\u9891\uff0c\u800cSSIM\u9002\u7528\u4e8e\u8fd0\u52a8\u901f\u5ea6\u8f83\u5927\u7684\u89c6\u9891\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u57fa\u4e8e\u68af\u5ea6\u7684\u56fe\u50cf\u8d28\u91cf\u8bc4\u4f30\u65b9\u6cd5\uff0c\u8fd9\u79cd\u65b9\u6cd5\u901a\u8fc7\u4f20\u8f93\u56fe\u50cf\u68af\u5ea6\u6765\u4f20\u9012\u89c6\u89c9\u4fe1\u606f\uff0c\u4ece\u800c\u63d0\u9ad8\u56fe\u50cf\u8d28\u91cf\u7684\u8bc4\u4f30\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u4e3b\u89c2\u8bc4\u4f30\u65b9\u6cd5<\/strong>\uff1a\u901a\u8fc7\u8ba9\u7528\u6237\u5bf9\u56fe\u50cf\u8fdb\u884c\u4e3b\u89c2\u8bc4\u4ef7\uff0c\u6765\u5224\u65ad\u56fe\u50cf\u8d28\u91cf\u7684\u597d\u574f\u3002\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u8017\u65f6\uff0c\u4f46\u53ef\u4ee5\u66f4\u76f4\u89c2\u5730\u53cd\u6620\u7528\u6237\u5bf9\u56fe\u50cf\u8d28\u91cf\u7684\u611f\u53d7\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u3000\u5ef6\u8fdf\u662f\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u91cd\u8981\u6307\u6807\u4e4b\u4e00\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b01080P 60FPS\u7684\u4f20\u8f93\uff0c\u5ef6\u8fdf\u4e0d\u9ad8\u4e8e65ms\uff0c\u800c4K 30FPS\u7684\u4f20\u8f93\u5ef6\u8fdf\u4e0d\u9ad8\u4e8e120ms\u3002\u5728\u5b9e\u9645\u6d4b\u8bd5\u4e2d\uff0c\u5e94\u786e\u4fdd\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u4e0d\u540c\u8d1f\u8f7d\u548c\u73af\u5883\u6761\u4ef6\u4e0b\u90fd\u80fd\u4fdd\u6301\u4f4e\u5ef6\u8fdf\u548c\u9ad8\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n

      \u3000\u3000\u6297\u5e72\u6270\u80fd\u529b\u662f\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u5fc5\u987b\u5177\u5907\u7684\u7279\u6027\u3002\u4f8b\u5982\uff0c2.4G\u9891\u6bb5\u5bb9\u6613\u53d7\u5230\u5e72\u6270\uff0c\u800c5.8G\u9891\u6bb5\u5219\u76f8\u5bf9\u66f4\u7a33\u5b9a\u3002\u5728\u8bc4\u4f30\u8fc7\u7a0b\u4e2d\uff0c\u5e94\u6d4b\u8bd5\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u4e0d\u540c\u73af\u5883\u4e0b\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u786e\u4fdd\u5176\u5728\u590d\u6742\u73af\u5883\u4e2d\u4ecd\u80fd\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n\n\n\n

      \u3000\u3000\u6700\u540e\uff0c\u901a\u8fc7\u5177\u4f53\u5e94\u7528\u573a\u666f\u8fdb\u884c\u6d4b\u8bd5\u662f\u8bc4\u4f30\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u4f8b\u5982\uff0c\u5728\u6709\u969c\u788d\u7269\u7684\u73af\u5883\u4e2d\u6d4b\u8bd5\u5176\u4f20\u8f93\u6548\u679c\uff0c\u786e\u4fdd\u56fe\u50cf\u7a33\u5b9a\u6027\u53ca\u753b\u8d28\u4e0d\u53d7\u5f71\u54cd\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5229\u7528\u6027\u80fd\u8bc4\u4f30\u5de5\u5177\u8fdb\u884c\u5206\u6790\uff0c\u4ee5\u5168\u9762\u4e86\u89e3\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n

      \u3000\u3000\u56db\u3001 \u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u8fdc\u8ddd\u79bb\u89c6\u9891\u4f20\u8f93\u4e2d\u7684\u6280\u672f\u6311\u6218\u548c\u89e3\u51b3\u65b9\u6848\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

      \u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u8fdc\u8ddd\u79bb\u89c6\u9891\u4f20\u8f93\u4e2d\u9762\u4e34\u7684\u6280\u672f\u6311\u6218\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

        \n
      • \u3000\u3000\u9ad8\u5e26\u5bbd\u9700\u6c42\u4e0e\u4f4e\u5ef6\u8fdf<\/strong>\uff1a\u8fdc\u8ddd\u79bb\u89c6\u9891\u4f20\u8f93\u9700\u8981\u9ad8\u5e26\u5bbd\u4ee5\u652f\u6301\u9ad8\u6e05\u89c6\u9891\u6d41\u7684\u4f20\u8f93\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u4f4e\u5ef6\u8fdf\u4ee5\u786e\u4fdd\u5b9e\u65f6\u6027\u3002\u7136\u800c\uff0c\u73b0\u6709\u7684\u65e0\u7ebf\u6280\u672f\u5982IEEE 802.11n\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4e2d\u63d0\u4f9b\u7684\u5e26\u5bbd\u4e0d\u8db3\uff0c\u901a\u5e38\u4f4e\u4e8e500 Mb\/s\uff0c\u96be\u4ee5\u6ee1\u8db3\u9ad8\u6e05\u89c6\u9891\u4f20\u8f93\u7684\u9700\u6c42\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u975e\u89c6\u8ddd\u4f20\u8f93<\/strong>\uff1a\u5728\u975e\u89c6\u8ddd(NLOS)\u6761\u4ef6\u4e0b\uff0c\u65e0\u7ebf\u4fe1\u53f7\u7684\u4f20\u64ad\u4f1a\u53d7\u5230\u906e\u6321\u7269\u7684\u5f71\u54cd\uff0c\u5bfc\u81f4\u4fe1\u53f7\u8870\u51cf\u548c\u5e72\u6270\uff0c\u5f71\u54cd\u89c6\u9891\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u8d28\u91cf\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u591a\u8def\u89c6\u9891\u6d41\u7684\u5904\u7406<\/strong>\uff1a\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5f80\u5f80\u9700\u8981\u540c\u65f6\u5904\u7406\u591a\u4e2a\u89c6\u9891\u6d41\uff0c\u8fd9\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u590d\u6742\u6027\u548c\u5bf9\u5e26\u5bbd\u7684\u9700\u6c42\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u6297\u5e72\u6270\u80fd\u529b<\/strong>\uff1a\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u9700\u8981\u5177\u5907\u5f3a\u5927\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4ee5\u5e94\u5bf9\u5404\u79cd\u73af\u5883\u4e0b\u7684\u7535\u78c1\u5e72\u6270\uff0c\u786e\u4fdd\u89c6\u9891\u4fe1\u53f7\u7684\u7a33\u5b9a\u4f20\u8f93\u3002<\/li>\n<\/ul>\n\n\n\n

        \u3000\u3000\u9488\u5bf9\u8fd9\u4e9b\u6280\u672f\u6311\u6218\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n

          \n
        • \u3000\u3000\u9ad8\u6548\u7684\u6570\u636e\u538b\u7f29\u4e0e\u4fe1\u53f7\u5904\u7406\u6280\u672f<\/strong>\uff1a\u91c7\u7528\u9ad8\u6548\u7684\u6570\u636e\u538b\u7f29\u6280\u672f\u53ef\u4ee5\u5728\u4fdd\u8bc1\u56fe\u50cf\u8d28\u91cf\u7684\u540c\u65f6\uff0c\u51cf\u5c11\u6240\u9700\u5e26\u5bbd\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3002\u4f8b\u5982\uff0c5\u5343\u7c73WiFi\u5b9e\u65f6\u89c6\u9891\u6a21\u5757\u91c7\u7528\u4e86\u9ad8\u6548\u7684\u6570\u636e\u538b\u7f29\u6280\u672f\u548c\u4fe1\u53f7\u5904\u7406\u6280\u672f\uff0c\u53ef\u4ee5\u5728\u4fdd\u8bc1\u56fe\u50cf\u8d28\u91cf\u7684\u540c\u65f6\u5b9e\u73b0\u5b9e\u65f6\u89c6\u9891\u4f20\u8f93\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u4f7f\u7528\u5148\u8fdb\u7684\u8c03\u5236\u6280\u672f<\/strong>\uff1a\u4f8b\u5982\uff0c\u57fa\u4e8eFPGA\u7684COFDM\u8c03\u5236\u6280\u672f\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u8d28\u91cf\u7684\u5168\u9ad8\u6e05\u89c6\u9891\u56fe\u50cf\u7684\u5b9e\u65f6\u975e\u89c6\u8ddd\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3002\u6b64\u5916\uff0c\u4f7f\u7528FPGA\u8fdb\u884cADC\u91c7\u96c6\u5e76\u4f20\u6570\u636e\u5230\u4e0a\u4f4d\u673a\u5206\u6790\u5b9e\u9a8c\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u591a\u9891\u6bb5\u652f\u6301\u4e0e\u667a\u80fd\u6297\u5e72\u6270<\/strong>\uff1a\u652f\u6301\u591a\u79cd\u9891\u6bb5\u5e76\u5177\u5907\u667a\u80fd\u6297\u5e72\u6270\u529f\u80fd\u7684\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u53ef\u4ee5\u6709\u6548\u5e94\u5bf9\u4e0d\u540c\u73af\u5883\u4e0b\u7684\u5e72\u6270\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u8fea\u5a01\u7801\u63a8\u51fa\u7684\u8fd1\u96f6\u5ef6\u65f6\u65e0\u7ebf\u9ad8\u6e05\u89c6\u9891\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\u5c31\u5177\u5907\u667a\u6167\u6297\u5e72\u6270\u529f\u80fd\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u4e2d\u7ee7\u5668\u7684\u4f7f\u7528<\/strong>\uff1a\u5728\u65e0\u4eba\u673a\u7b49\u79fb\u52a8\u8bbe\u5907\u4e2d\u4f7f\u7528\u4e2d\u7ee7\u5668\u53ef\u4ee5\u6709\u6548\u6269\u5c55\u65e0\u7ebf\u56fe\u4f20\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5e76\u63d0\u9ad8\u4fe1\u53f7\u7684\u7a33\u5b9a\u6027\u3002\u4f8b\u5982\uff0c\u98de\u777f\u79d1\u6280\u7684\u65e0\u4eba\u673a8\u516c\u91ccwifi\u6a21\u5757\u56fe\u4f20\u65b9\u6848\u4e2d\uff0c\u901a\u8fc7\u5728\u65e0\u4eba\u673a\u548c\u5730\u9762\u4e2d\u7ee7\u5668\u4e2d\u589e\u52a0\u4e32\u53e3wifi\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u8fdc\u8ddd\u79bb\u7684\u89c6\u9891\u4f20\u8f93\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u9ad8\u6027\u80fd\u6a21\u5757\u4e0e\u7cfb\u7edf\u67b6\u6784\u4f18\u5316<\/strong>\uff1a\u91c7\u7528\u9ad8\u6027\u80fd\u7684\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u548c\u4f18\u5316\u7cfb\u7edf\u67b6\u6784\u53ef\u4ee5\u63d0\u9ad8\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u4e91\u671b\u7269\u8054\u7814\u53d1\u7684\u65e0\u7ebf\u901a\u4fe1\u89c6\u9891\u4f20\u8f93WiFi\u6a21\u5757CV5200\u4e13\u6ce8\u4e8e\u65e0\u7ebf\u6a21\u5757\u7814\u53d1\u4e0e\u65b9\u6848\uff0c\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u65e0\u7ebf\u89c6\u9891\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\u3002<\/li>\n<\/ul>\n\n\n\n

          \u3000\u3000\u4e94\u3001 \u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6848\u4f8b\u5206\u6790\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

          \u3000\u3000\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u6709\u591a\u79cd\u6848\u4f8b\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u4f53\u7684\u6848\u4f8b\u5206\u6790\uff1a<\/p>\n\n\n\n

          \u3000\u3000\u5728\u65e0\u4eba\u673a\u822a\u62cd\u9886\u57df\uff0c\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5b9e\u65f6\u56fe\u50cf\u4f20\u8f93\u3002\u4f8b\u5982\uff0c\u5fae\u578b4G\u5168\u7f51\u901a\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u88ab\u7528\u4e8e\u65e0\u4eba\u673a\u822a\u62cd\uff0c\u652f\u6301\u5168\u9ad8\u6e051080p H.265\u538b\u7f29\u7f16\u7801\uff0c\u7801\u7387\u4f4e\u81f31Mbps\uff0c\u5ef6\u8fdf\u4f4e\u81f30.2\u79d2\uff0c\u786e\u4fdd\u4e86\u56fe\u50cf\u4f20\u8f93\u7684\u5b9e\u65f6\u6027\u548c\u6e05\u6670\u5ea6\u3002<\/p>\n\n\n\n

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