{"id":99774,"date":"2024-12-06T10:14:02","date_gmt":"2024-12-06T02:14:02","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=99774"},"modified":"2024-12-06T10:14:05","modified_gmt":"2024-12-06T02:14:05","slug":"dfyswxtcjsbl","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/99774.html","title":{"rendered":"\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\u58c1\u5792"},"content":{"rendered":"\n
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MIMO\u6ce2\u675f\u8d4b\u5f62\u6280\u672f\uff0c\u4f7f\u5f97\u56db\u8def\u4f20\u8f93\u53ea\u5360\u7528\u4e00\u8def\u65e0\u7ebf\u4fe1\u9053\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u6297\u5e72\u6270\u80fd\u529b\uff0c\u5e76\u4fdd\u8bc1\u4e86\u89c6\u9891\u4f20\u8f93\u4fe1\u53f7\u7684\u6d41\u7545\u6027\u3002<\/p>\n\n\n\n \u3000\u3000\u6df1\u5733\u5e02\u77fd\u6d77\u8fbe\u79d1\u6280\u6709\u9650\u516c\u53f8\u63d0\u4f9b\u7684COFDM\u9ad8\u6e05\u6570\u5b57\u53d1\u5c04\u4e0e\u63a5\u6536\u6a21\u5757\u652f\u6301\u4f4e\u5ef6\u8fdf\u3001\u975e\u89c6\u8ddd\u3001\u8fdc\u8ddd\u79bb\u4f20\u8f93\uff0c\u4e14\u5177\u5907H.264\/H.265\u9ad8\u6e05\u89c6\u9891\u7f16\u89e3\u7801\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u591a\u8def\u89c6\u9891\u4f20\u8f93\u548c\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u70b9\u64ad\u3002<\/p>\n\n\n\n \u3000\u3000Lora\u65e0\u7ebf\u6a21\u5757\u91c7\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u78b0\u649e\u68c0\u6d4b\u201d\u7684\u673a\u5236\uff0c\u53ef\u4ee5\u5728\u591a\u4e2a\u8bbe\u5907\u540c\u65f6\u53d1\u9001\u6570\u636e\u65f6\u68c0\u6d4b\u5230\u78b0\u649e\u5e76\u8fdb\u884c\u91cd\u4f20\uff0c\u4ece\u800c\u907f\u514d\u4e86\u6570\u636e\u51b2\u7a81\uff0c\u786e\u4fdd\u4e86\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u57fa\u5e26\u4fe1\u53f7\u53d1\u751f\u5668BBG\u540c\u6b65\u529f\u80fd\u53ef\u4ee5\u540c\u6b65\u591a\u8fbe16\u4e2a\u4fe1\u53f7\u53d1\u751f\u5668\u7684\u6ce2\u5f62\u751f\u6210\u529f\u80fd\uff0c\u5728\u4e3b\u673a\u548c\u6700\u540e\u4e00\u4e2a\u4ece\u673a\u4e4b\u95f4\u53ef\u5b9e\u73b0\u00b18 ns\u7684\u7279\u6027\u503c\u3002\u4f7f\u7528I\/Q\u65f6\u5ef6\u8c03\u6574\uff0c\u53ef\u4ee5\u5c06\u7ec6\u5fae\u7684\u65f6\u5ef6\u8fdb\u4e00\u6b65\u964d\u4f4e\u81f3\u76ae\u79d2\u7ea7\uff0c\u4ece\u800c\u786e\u4fdd\u4e86\u4fe1\u53f7\u7684\u7cbe\u786e\u540c\u6b65\u3002<\/p>\n\n\n\n \u3000\u3000\u5728\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u4e2d\uff0c\u6709\u6548\u7ba1\u7406\u548c\u5206\u914d\u6709\u9650\u7684\u9891\u8c31\u8d44\u6e90\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u79cd\u6280\u672f\u624b\u6bb5\u548c\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5173\u952e\u65b9\u6cd5\uff1a<\/p>\n\n\n\n \u3000\u3000\u52a8\u6001\u9891\u8c31\u5206\u914d\u662f\u4e00\u79cd\u5141\u8bb8\u591a\u4e2a\u7cfb\u7edf\u5171\u4eab\u540c\u4e00\u9891\u6bb5\u7684\u6280\u672f\uff0c\u5404\u7cfb\u7edf\u53ea\u5728\u9700\u8981\u901a\u4fe1\u65f6\u624d\u80fd\u5360\u6709\u9891\u6bb5\uff0c\u901a\u4fe1\u7ed3\u675f\u540e\u91ca\u653e\u9891\u6bb5\u3002\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u7387\uff0c\u51cf\u5c11\u8d44\u6e90\u6d6a\u8d39\u3002<\/p>\n\n\n\n \u3000\u3000\u8ba4\u77e5\u65e0\u7ebf\u7535\u6280\u672f\u901a\u8fc7\u611f\u77e5\u548c\u5229\u7528\u672a\u88ab\u5145\u5206\u5229\u7528\u7684\u9891\u8c31\u8d44\u6e90\uff0c\u63d0\u9ad8\u4e86\u9891\u8c31\u7684\u4f7f\u7528\u6548\u7387\u3002\u5b83\u5141\u8bb8\u975e\u6388\u6743\u7528\u6237\u5728\u4e0d\u5f71\u54cd\u6388\u6743\u7528\u6237\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u9891\u8c31\uff0c\u4ece\u800c\u7f13\u89e3\u4e86\u9891\u8c31\u77ed\u7f3a\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u5740\u63a5\u5165\u6280\u672f\u5982\u65f6\u5206\u591a\u5740(TDMA)\u3001\u9891\u5206\u591a\u5740(FDMA)\u548c\u7801\u5206\u591a\u5740(CDMA)\u7b49\uff0c\u901a\u8fc7\u5c06\u6709\u9650\u7684\u9891\u8c31\u8d44\u6e90\u5728\u591a\u4e2a\u7528\u6237\u4e4b\u95f4\u8fdb\u884c\u5408\u7406\u5206\u914d\uff0c\u786e\u4fdd\u6bcf\u4e2a\u7528\u6237\u90fd\u80fd\u83b7\u5f97\u4e00\u5b9a\u7684\u5e26\u5bbd\u8d44\u6e90\u3002<\/p>\n\n\n\n \u3000\u3000\u81ea\u9002\u5e94\u9891\u8c31\u8d44\u6e90\u5206\u914d\u6280\u672f\u53ef\u4ee5\u6839\u636e\u5b9e\u65f6\u9700\u6c42\u52a8\u6001\u8c03\u6574\u9891\u8c31\u5206\u914d\u7b56\u7565\uff0c\u4ee5\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u7387\u3002\u4f8b\u5982\uff0c\u8f7d\u6ce2\u5206\u914d\u6280\u672f\u548c\u5b50\u8f7d\u6ce2\u529f\u7387\u63a7\u5236\u6280\u672f\u53ef\u4ee5\u7075\u6d3b\u5730\u63a7\u5236\u548c\u5206\u914d\u9891\u8c31\u3001\u65f6\u95f4\u3001\u529f\u7387\u548c\u7a7a\u95f4\u7b49\u8d44\u6e90\u3002<\/p>\n\n\n\n \u3000\u3000\u5e72\u6270\u5bf9\u9f50\u6280\u672f\u901a\u8fc7\u534f\u8c03\u4e0d\u540c\u7528\u6237\u7684\u4fe1\u53f7\u4f20\u8f93\uff0c\u51cf\u5c11\u5e72\u6270\u4fe1\u53f7\u5bf9\u671f\u671b\u4fe1\u53f7\u7684\u5f71\u54cd\uff0c\u4ece\u800c\u63d0\u9ad8\u591a\u7528\u6237\u65e0\u7ebf\u901a\u4fe1\u4fe1\u9053\u7684\u5bb9\u91cf\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u8f93\u5165\u591a\u8f93\u51fa(MIMO)\u6280\u672f\u901a\u8fc7\u5728\u53d1\u5c04\u7aef\u548c\u63a5\u6536\u7aef\u4f7f\u7528\u591a\u4e2a\u5929\u7ebf\uff0c\u6539\u5584\u901a\u4fe1\u8d28\u91cf\u5e76\u63d0\u9ad8\u7cfb\u7edf\u4fe1\u9053\u5bb9\u91cf\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5728\u4e0d\u589e\u52a0\u9891\u8c31\u8d44\u6e90\u7684\u60c5\u51b5\u4e0b\uff0c\u663e\u8457\u63d0\u5347\u7cfb\u7edf\u7684\u4f20\u8f93\u6548\u7387\u3002<\/p>\n\n\n\n \u3000\u3000\u9891\u8c31\u89c4\u5212\u662f\u6307\u5bf9\u53ef\u7528\u9891\u8c31\u8303\u56f4\u8fdb\u884c\u5408\u7406\u5212\u5206\u548c\u89c4\u5212\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u901a\u4fe1\u7cfb\u7edf\u548c\u670d\u52a1\u7684\u9700\u6c42\u3002\u8fd9\u6709\u52a9\u4e8e\u786e\u4fdd\u5404\u79cd\u901a\u4fe1\u7cfb\u7edf\u80fd\u591f\u548c\u8c10\u5171\u5b58\uff0c\u51cf\u5c11\u5e72\u6270\uff0c\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u7387\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u786c\u4ef6\u8bbe\u8ba1\u548c\u6210\u672c\u63a7\u5236\u7b56\u7565\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u63a2\u8ba8\uff1a<\/p>\n\n\n\n \u3000\u3000\u591a\u53d1\u4e00\u6536\u67b6\u6784<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u591a\u53d1\u4e00\u6536\u67b6\u6784\u5141\u8bb8\u4e00\u4e2a\u63a5\u6536\u7aef\u540c\u65f6\u63a5\u6536\u591a\u4e2a\u53d1\u5c04\u7aef\u7684\u4fe1\u53f7\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u8bbe\u5907\u914d\u7f6e\u3002\u4f8b\u5982\uff0c\u201c\u5929\u6f14\u7cfb\u7edf\u201d\u652f\u6301\u56db\u4e2a\u53d1\u5c04\u5668\u4f20\u8f93\u4fe1\u53f7\uff0c\u4e00\u4e2a\u63a5\u6536\u5668\u63a5\u6536\u56db\u8def\u4fe1\u53f7\uff0c\u8fd9\u6837\u53ef\u4ee5\u8282\u7ea6\u5bfc\u64ad\u95f4\u7684\u7a7a\u95f4\uff0c\u5e76\u51cf\u5c11\u8bbe\u5907\u6570\u91cf\u3002<\/p>\n\n\n\n \u3000\u3000\u96c6\u6210\u5ea6\u9ad8<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u5728\u591a\u673a\u4f4d\u573a\u666f\u4e0b\uff0c\u4f20\u7edf\u7684\u70b9\u5bf9\u70b9\u65b9\u6848\u9700\u8981\u8d2d\u7f6e\u591a\u5957\u53d1\u5c04\u673a\u548c\u63a5\u6536\u673a\uff0c\u800c\u201c\u5929\u6f14\u7cfb\u7edf\u201d\u53ea\u9700\u8981\u4e00\u5957\u5373\u56db\u4e2a\u53d1\u5c04\u673a\u52a0\u4e00\u4e2a\u63a5\u6536\u673a\uff0c\u6709\u6548\u8282\u7ea6\u4e86\u6210\u672c\u3002<\/p>\n\n\n\n \u3000\u3000\u9891\u8c31\u4f18\u5316<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u4f7f\u7528\u626b\u9891\u53ca\u5e72\u6270\u5206\u6790\u6280\u672f\uff0c\u53ef\u4ee5\u626b\u63cf\u73b0\u573a\u73af\u5883\u4e0b\u7684\u9891\u8c31\u5206\u5e03\uff0c\u5c06\u9891\u70b9\u8bbe\u7f6e\u5728\u9891\u8c31\u5360\u7528\u7387\u4f4e\u7684\u9891\u70b9\u4e0a\uff0c\u4ece\u800c\u907f\u514d\u540c\u9891\u5e72\u6270\uff0c\u63d0\u9ad8\u4f20\u8f93\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n \u3000\u3000\u5929\u7ebf\u8bbe\u8ba1<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u4f7f\u75284*4 MIMO\u5929\u7ebf\u548c\u6ce2\u675f\u8d4b\u5f62\u6280\u672f\uff0c\u63d0\u5347\u4f20\u8f93\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u642d\u914d\u5e73\u677f\u5929\u7ebf\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n\n\n\n \u3000\u3000\u63a5\u53e3\u4e0e\u517c\u5bb9\u6027<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u652f\u6301\u591a\u79cd\u6570\u636e\u63a5\u53e3\u5982HDMI\u30013G-SDI\u3001Tally\u548cRS232\/422\u7b49\uff0c\u786e\u4fdd\u4e0e\u73b0\u6709\u8bbe\u5907\u7684\u517c\u5bb9\u6027\u3002<\/p>\n\n\n\n \u3000\u3000\u7b80\u5316\u8bbe\u5907\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u901a\u8fc7\u91c7\u7528\u591a\u53d1\u4e00\u6536\u67b6\u6784\uff0c\u51cf\u5c11\u4e86\u8bbe\u5907\u7684\u6570\u91cf\u548c\u590d\u6742\u6027\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6574\u4f53\u6210\u672c\u3002<\/p>\n\n\n\n \u3000\u3000\u4f7f\u7528\u4f4e\u6210\u672c\u7ec4\u4ef6<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u5728\u4e00\u4e9b\u4f4e\u6210\u672c\u89e3\u51b3\u65b9\u6848\u4e2d\uff0c\u5229\u7528\u8f6f\u4ef6\u65e0\u7ebf\u7535\u65b9\u6848(\u5982 hackrf)\u548c\u4f4e\u6210\u672c\u63a5\u6536\u7aef(\u5982 rtlsdr)\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u53d1\u5c04\u548c\u63a5\u6536\u7aef\u7684\u6210\u672c\u3002<\/p>\n\n\n\n \u3000\u3000\u4f18\u5316\u9891\u8c31\u4f7f\u7528<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u901a\u8fc7\u626b\u9891\u548c\u9891\u8c31\u5206\u6790\u6280\u672f\uff0c\u5408\u7406\u5206\u914d\u9891\u70b9\uff0c\u907f\u514d\u540c\u9891\u5e72\u6270\uff0c\u4ece\u800c\u51cf\u5c11\u5bf9\u989d\u5916\u9891\u8c31\u8d44\u6e90\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n \u3000\u3000\u786c\u4ef6\u96c6\u6210\u4e0e\u6807\u51c6\u5316<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u96c6\u6210\u5ea6\u9ad8\u7684\u8bbe\u5907\u8bbe\u8ba1\u53ef\u4ee5\u51cf\u5c11\u5916\u90e8\u7ec4\u4ef6\u7684\u9700\u6c42\uff0c\u964d\u4f4e\u6574\u4f53\u6210\u672c\u3002\u4f8b\u5982\uff0c\u201c\u5929\u6f14\u7cfb\u7edf\u201d\u901a\u8fc7\u96c6\u6210\u56fe\u4f20\u3001Tally\u548c\u8bed\u97f3\u901a\u8bdd\u529f\u80fd\uff0c\u7b80\u5316\u4e86\u8bbe\u5907\u914d\u7f6e\u3002<\/p>\n\n\n\n \u3000\u3000\u6280\u672f\u521b\u65b0\u4e0e\u5e94\u7528<\/strong>\uff1a<\/p>\n\n\n\n \u3000\u3000\u5229\u7528\u6570\u5b57\u7535\u89c6\u9886\u57df\u7684\u6210\u719f\u6280\u672f\u548c\u534f\u8bae(\u5982DVB-T)\uff0c\u5f00\u53d1\u4f4e\u6210\u672c\u7684\u56fe\u4f20\u65b9\u6848\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u7cfb\u7edf\u6210\u672c\u3002<\/p>\n\n\n\n \u3000\u3000\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u786c\u4ef6\u8bbe\u8ba1\u5e94\u6ce8\u91cd\u591a\u53d1\u4e00\u6536\u67b6\u6784\u3001\u96c6\u6210\u5ea6\u9ad8\u3001\u9891\u8c31\u4f18\u5316\u548c\u5929\u7ebf\u8bbe\u8ba1\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n \u3000\u3000\u9488\u5bf9\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\uff0c\u76ee\u524d\u5b58\u5728\u591a\u79cd\u63d0\u5347\u6297\u5e72\u6270\u80fd\u529b\u7684\u65b0\u65b9\u6cd5\u6216\u6280\u672f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u521b\u65b0\u6280\u672f\uff1a<\/p>\n\n\n\n \u3000\u3000MIMO\u6280\u672f\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u53d1\u9001\u548c\u63a5\u6536\u5929\u7ebf\u6765\u6539\u5584\u94fe\u8def\u6027\u80fd\uff0c\u80fd\u591f\u6709\u6548\u5730\u5bf9\u6297\u591a\u5f84\u8870\u843d\u5e76\u63d0\u9ad8\u9891\u8c31\u6548\u7387\u3002\u7a7a\u95f4\u590d\u7528\u548c\u6ce2\u675f\u6210\u5f62\u662f\u4e24\u79cd\u5173\u952e\u7684\u6297\u5e72\u6270\u6280\u672f\u3002\u7a7a\u95f4\u590d\u7528\u5141\u8bb8\u5728\u76f8\u540c\u9891\u7387\u4e0a\u540c\u65f6\u53d1\u9001\u548c\u63a5\u6536\u591a\u4e2a\u6570\u636e\u6d41\uff0c\u589e\u52a0\u6570\u636e\u541e\u5410\u91cf;\u6ce2\u675f\u6210\u5f62\u5219\u901a\u8fc7\u7cbe\u786e\u63a7\u5236\u5929\u7ebf\u9635\u5217\u7684\u76f8\u4f4d\u548c\u5e45\u5ea6\uff0c\u5f62\u6210\u6307\u5411\u7279\u5b9a\u7528\u6237\u7684\u4fe1\u53f7\u6ce2\u675f\uff0c\u4ece\u800c\u63d0\u9ad8\u4fe1\u53f7\u7684\u63a5\u6536\u8d28\u91cf\u5e76\u51cf\u5c11\u5e72\u6270\u3002<\/p>\n\n\n\n \u3000\u3000OFDM\u6280\u672f\u901a\u8fc7\u5c06\u591a\u4e2a\u4fe1\u53f7\u5408\u5e76\u6210\u5355\u4e00\u4fe1\u53f7\uff0c\u63d0\u9ad8\u4e86\u4f20\u8f93\u6548\u7387\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u5b83\u5728\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u4e2d\u88ab\u5e7f\u6cdb\u5e94\u7528\uff0c\u4f8b\u5982LTE\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u91c7\u7528OFDM\u5173\u952e\u6280\u672f\uff0c\u652f\u6301\u591a\u79cd\u5e26\u5bbd\u5206\u914d\uff0c\u9002\u7528\u4e8e\u65e0\u4eba\u673a\u3001\u9ad8\u901f\u56fe\u4f20\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n \u3000\u3000\u6ce2\u675f\u8d4b\u5f62\u6280\u672f\u4f7f\u65e0\u7ebf\u4fe1\u53f7\u6ce2\u675f\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u66f4\u5177\u6307\u5411\u6027\uff0c\u4ece\u800c\u8ba9\u65e0\u7ebf\u4fe1\u53f7\u4f20\u8f93\u66f4\u8fdc\u4e14\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\u3002\u4f8b\u5982\uff0c\u5929\u6f14\u56fe\u4f20\u7ed3\u54084\u00d74 MIMO\u548c\u6ce2\u675f\u8d4b\u5f62\u6280\u672f\uff0c\u5728\u4f20\u8f93\u8ddd\u79bb\u548c\u56fe\u50cf\u7801\u7387\u4e0a\u6bd4\u666e\u901a\u65e0\u7ebf\u56fe\u4f20\u66f4\u5177\u4f18\u52bf\u3002<\/p>\n\n\n\n \u3000\u3000FDA-MIMO\u6280\u672f\u901a\u8fc7\u5728\u9635\u5143\u4e0a\u9644\u52a0\u4e00\u4e2a\u9891\u504f\u589e\u91cf\uff0c\u4f7f\u9891\u63a7\u9635(FDA)\u5177\u6709\u8ddd\u79bb-\u89d2\u5ea6\u4e8c\u7ef4\u4f9d\u8d56\u7279\u6027\uff0c\u4e0d\u4ec5\u89e3\u51b3\u4e86\u6ce2\u675f\u53d1\u5c04\u65f6\u7684\u89d2\u5ea6\u6307\u5411\u95ee\u9898\uff0c\u8fd8\u53ef\u4ee5\u89e3\u51b3\u6ce2\u675f\u53d1\u5c04\u65f6\u7684\u8ddd\u79bb\u6307\u5411\u95ee\u9898\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n \u3000\u3000JSCC\u6280\u672f\u5c06\u6e90\u7f16\u7801\u548c\u4fe1\u9053\u7f16\u7801\u7d27\u5bc6\u76f8\u5173\u8054\uff0c\u663e\u8457\u63d0\u9ad8\u4e86\u541e\u5410\u91cf\uff0c\u5c24\u5176\u662f\u5728\u89c6\u9891\u4f20\u8f93\u4e2d\u3002\u8fd9\u79cd\u6280\u672f\u5728\u566a\u58f0\u73af\u5883\u4e0b\u663e\u8457\u63d0\u9ad8\u4e86\u8986\u76d6\u8303\u56f4\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n \u3000\u3000\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<\/p>\n\n\n\n \u3000\u3000DFS\u6280\u672f\u901a\u8fc7\u52a8\u6001\u9009\u62e9\u672a\u88ab\u5360\u7528\u7684\u9891\u6bb5\u6765\u907f\u5f00\u5e72\u6270\uff0c\u4ece\u800c\u63d0\u9ad8\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u5927\u7586\u7684O3 Pro\u56fe\u4f20\u6280\u672f\u57282.4GHz\u548c5.8GHz\u9891\u6bb5\u57fa\u7840\u4e0a\u65b0\u589eDFS\u9891\u6bb5\uff0c\u663e\u8457\u63d0\u5347\u4e86\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n \u3000\u3000\u9488\u5bf9\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\uff0c\u8fd1\u5e74\u6765\u6709\u591a\u79cd\u65b0\u7684\u8f6f\u4ef6\u548c\u901a\u4fe1\u534f\u8bae\u8bbe\u8ba1\u88ab\u63d0\u51fa\u4ee5\u63d0\u9ad8\u6548\u7387\u548c\u5b9e\u65f6\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u952e\u7684\u521b\u65b0\uff1a<\/p>\n\n\n\n \u3000\u3000DJI Transmission\u6807\u51c6\u5957\u88c5\u4e2d\u7684\u56fe\u4f20\u63a5\u6536\u5668\u652f\u6301\u5e7f\u64ad\u6a21\u5f0f\uff0c\u80fd\u591f\u5b9e\u73b0\u4e00\u53d1\u591a\u6536\u53ca\u591a\u53d1\u591a\u6536\u529f\u80fd\u3002\u8fd9\u79cd\u8bbe\u8ba1\u4e0d\u4ec5\u65b9\u4fbf\u4e86\u591a\u90e8\u95e8\u534f\u540c\u5de5\u4f5c\uff0c\u8fd8\u901a\u8fc7\u4e00\u952e\u5b9e\u73b0\u673a\u4f4d\u79d2\u5207\uff0c\u5927\u5e45\u5ea6\u63d0\u5347\u4e86\u76d1\u770b\u4f53\u9a8c\u3002\u6b64\u5916\uff0c\u8be5\u7cfb\u7edf\u5728\u9ed8\u8ba4\u7684\u5e7f\u64ad\u6a21\u5f0f\u4e0b\uff0c\u7528\u6237\u53ef\u4ee5\u8fde\u63a5\u4e0d\u9650\u6570\u91cf\u7684\u63a5\u6536\u5668\uff0c\u4ece\u800c\u63d0\u5347\u62cd\u6444\u6548\u7387\u3002<\/p>\n\n\n\n \u3000\u3000\u5927\u7586\u63a8\u51fa\u7684DJI SDR\u56fe\u4f20\u57fa\u4e8eSDR\u6280\u672f\u5f00\u53d1\uff0c\u7ed3\u5408\u4e86SDR\u548cWi-Fi\u4e24\u79cd\u56fe\u4f20\u5236\u5f0f\uff0c\u65e8\u5728\u63d0\u4f9b\u66f4\u7a33\u5b9a\u3001\u6613\u7528\u7684\u56fe\u4f20\u4f53\u9a8c\u3002SDR\u6280\u672f\u901a\u8fc7\u8f6f\u4ef6\u5b9e\u73b0\u591a\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u9002\u5e94\u4e0d\u540c\u7684\u4f20\u8f93\u6807\u51c6\u548c\u9891\u6bb5\uff0c\u4ece\u800c\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u6548\u7387\uff0c\u51cf\u5c11\u5e72\u6270\uff0c\u63d0\u4f9b\u7a33\u5b9a\u7684\u4f20\u8f93\u6027\u80fd\u3002DJI SDR\u56fe\u4f20\u80fd\u591f\u57282.4 GHz\u30015.8 GHz\u3001DFS\u4e09\u7c7b\u9891\u6bb5\u4e4b\u95f4\u65e0\u611f\u81ea\u52a8\u8df3\u9891\uff0c\u5207\u6362\u5230\u6700\u4f73\u4f20\u8f93\u4fe1\u9053\uff0c\u7ef4\u6301\u56fe\u4f20\u753b\u9762\u7684\u7a33\u5b9a\u3002<\/p>\n\n\n\n \u3000\u3000\u7f16\u7801\u6b63\u4ea4\u9891\u5206\u590d\u7528\u6280\u672f(COFDM)\u4ee5\u5176\u9ad8\u4f20\u8f93\u901f\u7387\u548c\u5f3a\u6297\u5e72\u6270\u80fd\u529b\u6210\u4e3a\u7814\u7a76\u70ed\u70b9\u3002\u57fa\u4e8eCOFDM\u7684\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u91c7\u7528Gstreamer\u6280\u672f\u5bf9\u6444\u50cf\u5934\u89c6\u9891\u6d41\u8fdb\u884c\u91c7\u96c6\u4e0e\u5904\u7406\uff0c\u5b9e\u73b0\u4e86720P\u89c6\u9891\u56fe\u50cf\u7684\u5b9e\u65f6\u4f20\u8f93\uff0c\u89c6\u9891\u4f20\u8f93\u901f\u7387\u8fbe\u52304000kbit\/s\u3002<\/p>\n\n\n\n \u3000\u3000\u5728Android\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\u4e2d\uff0c\u91c7\u7528\u5148\u8fdb\u7684\u6297\u5e72\u6270\u7b97\u6cd5\u5982OFDM\u3001LDPC\u7b49\uff0c\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u540c\u65f6\uff0c\u9009\u7528\u9ad8\u6027\u80fd\u7684\u65e0\u7ebf\u4f20\u8f93\u6a21\u5757\u548c\u5929\u7ebf\uff0c\u63d0\u5347\u4fe1\u53f7\u7684\u63a5\u6536\u548c\u53d1\u5c04\u80fd\u529b\u3002<\/p>\n\n\n\n \u3000\u3000\u5f00\u53d1\u57fa\u4e8e\u81ea\u5b9a\u4e49\u65e0\u7ebf\u4f20\u8f93\u94fe\u8def\u7684\u9ad8\u901f\u7387\u3001\u4f4e\u65f6\u5ef6\u3001\u9ad8\u7a33\u5b9a\u6027\u3001\u6297\u5e72\u6270\u80fd\u529b\u8d85\u5f3a\u7684\u65e0\u7ebf\u56fe\u4f20\u6a21\u5757\u3002\u8fd9\u4e9b\u6a21\u5757\u652f\u6301\u661f\u578b\u7ec4\u7f51\u548cMESH\u7ec4\u7f51\u6a21\u5f0f\uff0c\u80fd\u591f\u5b9e\u73b0\u8fdc\u81f3\u767e\u516c\u91cc\u7684\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\u867d\u7136\u5728\u591a\u4e2a\u9886\u57df\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u6f5c\u529b\uff0c\u4f46\u5176\u53d1\u5c55\u4ecd\u9762\u4e34\u6280\u672f\u590d\u6742\u6027\u3001\u9891\u8c31\u7ba1\u7406\u3001\u786c\u4ef6\u6210\u672c\u3001\u6297\u5e72\u6270\u80fd\u529b\u3001\u8f6f\u4ef6\u652f\u6301\u4ee5\u53ca\u5e02\u573a\u9700\u6c42\u7b49\u591a\u65b9\u9762\u7684\u6311\u6218<\/p>\n","protected":false},"author":1,"featured_media":99629,"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":[451],"class_list":["post-99774","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-wxtc"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/99774","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=99774"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/99774\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/99629"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=99774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=99774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=99774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\n
\u3000\u3000\u4e00\u3001 \u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\u4e2d\u6700\u65b0\u7684\u4fe1\u53f7\u5904\u7406\u548c\u540c\u6b65\u673a\u5236<\/h2>\n\n\n\n
\u3000\u30001. \u591a\u5bf9\u4e00\u914d\u7f6e\u4e0e\u7f16\u89e3\u7801\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30002. MIMO\u6ce2\u675f\u8d4b\u5f62\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30003. COFDM\u9ad8\u6e05\u6570\u5b57\u53d1\u5c04\u4e0e\u63a5\u6536\u6a21\u5757<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30004. \u78b0\u649e\u68c0\u6d4b\u673a\u5236<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30005. \u591a\u5929\u7ebf\u6280\u672f\u548c\u540c\u6b65\u529f\u80fd<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u5728\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u4e2d\u6709\u6548\u7ba1\u7406\u548c\u5206\u914d\u6709\u9650\u7684\u9891\u8c31\u8d44\u6e90?<\/h2>\n\n\n\n
\u3000\u30001. \u52a8\u6001\u9891\u8c31\u5206\u914d\uff08DSA\uff09<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30002. \u8ba4\u77e5\u65e0\u7ebf\u7535\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30003. \u591a\u5740\u63a5\u5165\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30004. \u81ea\u9002\u5e94\u9891\u8c31\u8d44\u6e90\u5206\u914d<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30005. \u5e72\u6270\u5bf9\u9f50\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30006. MIMO\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30007. \u9891\u8c31\u89c4\u5212\u4e0e\u5206\u914d<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u3000\u4e09\u3001 \u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u7cfb\u7edf\u7684\u786c\u4ef6\u8bbe\u8ba1\u548c\u6210\u672c\u63a7\u5236\u7b56\u7565\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n
\u3000\u30001. \u786c\u4ef6\u8bbe\u8ba1<\/h3>\n\n\n\n
\u3000\u30002. \u6210\u672c\u63a7\u5236\u7b56\u7565<\/h3>\n\n\n\n
\u3000\u3000\u56db\u3001 \u9488\u5bf9\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\uff0c\u76ee\u524d\u5b58\u5728\u54ea\u4e9b\u6297\u5e72\u6270\u80fd\u529b\u63d0\u5347\u7684\u65b0\u65b9\u6cd5\u6216\u6280\u672f?<\/h2>\n\n\n\n
\u3000\u30001. MIMO\uff08\u591a\u8f93\u5165\u591a\u8f93\u51fa\uff09\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30002. OFDM\uff08\u6b63\u4ea4\u9891\u5206\u590d\u7528\uff09\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30003. \u6ce2\u675f\u8d4b\u5f62\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30004. FDA-MIMO\u6297\u5e72\u6270\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30005. JSCC\uff08\u8054\u5408\u6e90\u7f16\u7801\u548c\u4fe1\u9053\u7f16\u7801\uff09\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30006. \u667a\u80fd\u6297\u5e72\u6270\u529f\u80fd<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30007. DFS\uff08\u52a8\u6001\u9891\u7387\u9009\u62e9\uff09\u6280\u672f<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u3000\u4e94\u3001 \u9488\u5bf9\u591a\u53d1\u4e00\u6536\u65e0\u7ebf\u56fe\u4f20\u6280\u672f\uff0c\u6709\u54ea\u4e9b\u65b0\u7684\u8f6f\u4ef6\u548c\u901a\u4fe1\u534f\u8bae\u8bbe\u8ba1\u4ee5\u63d0\u9ad8\u6548\u7387\u548c\u5b9e\u65f6\u6027?<\/h2>\n\n\n\n
\u3000\u30001. DJI Transmission\u6807\u51c6\u5957\u88c5<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30002. \u57fa\u4e8e\u8f6f\u4ef6\u5b9a\u4e49\u65e0\u7ebf\u7535\uff08SDR\uff09\u7684DJI SDR\u56fe\u4f20<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30003. COFDM\u6280\u672f\u7684\u5e94\u7528<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30004. \u6297\u5e72\u6270\u4f18\u5316\u7b56\u7565<\/strong>\uff1a<\/h3>\n\n\n\n
\u3000\u30005. \u81ea\u5b9a\u4e49\u65e0\u7ebf\u4f20\u8f93\u94fe\u8def\u6a21\u5757<\/strong>\uff1a<\/h3>\n\n\n\n