{"id":310,"date":"2020-04-09T08:54:52","date_gmt":"2020-04-09T00:54:52","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=310"},"modified":"2022-02-28T16:08:48","modified_gmt":"2022-02-28T08:08:48","slug":"%e8%af%b4%e4%ba%86%e8%bf%99%e4%b9%88%e5%a4%9a5g%ef%bc%8c%e6%9c%80%e5%85%b3%e9%94%ae%e7%9a%84%e6%8a%80%e6%9c%af%e5%9c%a8%e8%bf%99%e9%87%8c","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=310","title":{"rendered":"\u8bf4\u4e86\u8fd9\u4e48\u591a5G\uff0c\u6700\u5173\u952e\u7684\u6280\u672f\u5728\u8fd9\u91cc"},"content":{"rendered":"
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\u8bf4\u5230\u5929\u7ebf\uff0c\u5927\u5bb6\u4e00\u5b9a\u4e0d\u4f1a\u964c\u751f\u3002<\/span><\/p>\n

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\u5728\u65e0\u7ebf\u6280\u672f\u975e\u5e38\u666e\u53ca\u7684\u73b0\u4ee3\u793e\u4f1a\uff0c\u5929\u7ebf\u5728\u6211\u4eec\u751f\u6d3b\u4e2d\u968f\u5904\u53ef\u89c1\u3002<\/span><\/p>\n

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\u5176\u4e2d\u6700\u5e38\u89c1\u7684\uff0c\u5f53\u7136\u662f\u6211\u4eec\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u6240\u4f7f\u7528\u7684\u57fa\u7ad9\u5929\u7ebf\u3002<\/span><\/p>\n

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\u57fa\u7ad9\u5929\u7ebf\u5bf9\u6211\u4eec\u7684\u751f\u6d3b\u81f3\u5173\u91cd\u8981\u3002\u5982\u679c\u6ca1\u6709\u5b83\uff0c\u6211\u4eec\u7684\u624b\u673a\u5c31\u6ca1\u6709\u4fe1\u53f7\uff0c\u6211\u4eec\u4e5f\u5c31\u65e0\u6cd5\u6109\u5feb\u5730\u7f51\u8d2d\u3001\u8ffd\u5267\u548c\u5403\u9e21\u3002<\/span><\/p>\n

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\u5982\u679c\u5927\u5bb6\u7ec6\u5fc3\u89c2\u5bdf\uff0c\u5c31\u4f1a\u53d1\u73b0\uff0c\u4e0d\u540c\u8bbe\u5907\u7684\u5929\u7ebf\uff0c\u6709\u7740\u4e0d\u540c\u7684\u5916\u578b\u548c\u5c3a\u5bf8\u3002<\/span><\/p>\n


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\u6ca1\u9519\uff01\u4ece\u7406\u8bba\u4e0a\u6765\u8bf4\uff0c\u5929\u7ebf\u7684\u7406\u60f3\u957f\u5ea6\u901a\u5e38\u662f\u7535\u78c1\u6ce2\u6ce2\u957f\u76841\/4\u3002<\/span><\/p>\n

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\u6240\u4ee5\uff0c\u6211\u4eec\u4f1a\u770b\u5230\uff0c\u6a21\u62df\u7535\u89c6\u62c9\u6746\u5929\u7ebf\u957f\u5ea6\u4e00\u822c\u662f0.175~0.5\u7c73\u3001FM\u6536\u97f3\u673a\u7684\u5929\u7ebf\u957f\u5ea6\u662f0.675~0.85\u7c73\u3002<\/span><\/p>\n

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\u800c\u6211\u4eec\u7684\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\uff0c\u5de5\u4f5c\u9891\u7387\u4e3b\u8981\u5728700M~3500MHz\u4e4b\u95f4\uff0c\u6240\u4ee5\u5929\u7ebf\u7684\u5c3a\u5bf8\u8981\u5c0f\u5f97\u591a\u3002<\/span><\/p>\n

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\u5c0f\u5f97\u90fd\u5df2\u7ecf\u770b\u4e0d\u89c1\u4e86\uff08\u85cf\u5230\u4e86\u624b\u673a\u91cc\uff09
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\u4f46\u662f\uff0c\u65e0\u7ebf\u4fe1\u53f7\u7684\u5de5\u4f5c\u9891\u7387\u66f4\u9ad8\u3001\u6ce2\u957f\u66f4\u77ed\uff0c\u5bfc\u81f4\u4e86\u4e00\u4e2a\u4e0d\u597d\u7684\u7ed3\u679c\u2014\u2014\u5b83\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u7ed5\u5c04\u80fd\u529b\u660e\u663e\u51cf\u5f31\u4e86\u3002\u5c24\u5176\u5728\u57ce\u5e02\u590d\u6742\u73af\u5883\u4e0b\uff0c\u4fe1\u53f7\u8d28\u91cf\u66f4\u5bb9\u6613\u53d7\u5f71\u54cd\u3002<\/span><\/p>\n

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\u56e0\u6b64\uff0c\u5de5\u7a0b\u5e08\u4eec\u9700\u8981\u4e0d\u65ad\u7814\u53d1\u65b0\u6280\u672f\uff0c\u7528\u4e8e\u63d0\u5347\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u7684\u5bb9\u91cf\u548c\u8986\u76d6\u3002<\/span><\/p>\n

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\u5929\u7ebf\uff0c\u4f5c\u4e3a\u79fb\u52a8\u901a\u4fe1\u7684\u5173\u952e\u4e00\u73af\uff0c\u81ea\u7136\u800c\u7136\u6210\u4e3a\u5de5\u7a0b\u5e08\u4eec\u5927\u5f00\u8111\u6d1e\u7684\u9996\u8981\u5bf9\u8c61\u3002<\/span><\/p>\n

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\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c31\u6765\u5eb7\u5eb7\uff0c\u54b1\u4eec\u7684\u57fa\u7ad9\u5929\u7ebf\u5230\u5e95\u73a9\u4e86\u54ea\u4e9b\u795e\u64cd\u4f5c\u3002<\/span><\/p>\n

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\u5728\u79fb\u52a8\u901a\u4fe1\u6700\u65e9\u671f\u76841G\u65f6\u4ee3\uff0c\u57fa\u7ad9\u6240\u4f7f\u7528\u7684\u51e0\u4e4e\u90fd\u662f\u5168\u5411\u5929\u7ebf\u3002\u5f53\u65f6\u7684\u7528\u6237\u6570\u91cf\u5f88\u5c11\uff0c\u4f20\u8f93\u7684\u901f\u7387\u4e5f\u6bd4\u8f83\u4f4e\u3002<\/span><\/p>\n

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\u5230\u4e862G\u65f6\u4ee3\uff0c\u5929\u7ebf\u9010\u6e10\u6f14\u53d8\u6210\u4e86\u5b9a\u5411\u5929\u7ebf\uff0c\u6bd4\u5982\u5929\u7ebf\u8986\u76d6\u89d2\u5ea6\u4e3a120\u00b0\uff0c\u4e00\u4e2a\u5c0f\u533a\u4f1a\u6709\u4e09\u4e2a\u6247\u533a\uff0c\u6f14\u53d8\u4e3a\u8702\u7a9d\u901a\u4fe1\u3002<\/span><\/p>\n


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3G\u65f6\u4ee3\uff0c\u667a\u80fd\u5929\u7ebf\u8bde\u751f\uff0c\u5355\u4e00\u7684\u5929\u7ebf\u53d1\u5c55\u6210\u591a\u5929\u7ebf\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684MIMO\uff08Multiple-Input Multiple-Output\uff0c\u591a\u5165\u591a\u51fa\uff09\u591a\u5929\u7ebf\u6280\u672f\u3002<\/span><\/p>\n

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MIMO\u589e\u52a0\u4e86\u5929\u7ebf\u4e2a\u6570\uff0c\u4e5f\u5c31\u589e\u52a0\u4e86\u4fe1\u53f7\u4f20\u8f93\u7684\u901a\u9053\u6570\u91cf\u3002<\/span><\/p>\n

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\u90a3\u4e48\uff0c\u8be5\u600e\u6837\u5229\u7528\u591a\u51fa\u6765\u7684\u901a\u9053\u6570\u91cf\u5462\uff1f<\/span><\/p>\n

 <\/span><\/p>\n

\u6700\u5f00\u59cb\u7684\u65f6\u5019\uff0c\u5de5\u7a0b\u5e08\u4eec\u60f3\u5230\u7684\u662f\u628a\u5b83\u7528\u4e8e\u589e\u5f3a\u8986\u76d6\u3002<\/span><\/p>\n

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\u4ed6\u4eec\u57fa\u4e8eMIMO\uff0c\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u4f20\u8f93\u6a21\u5f0f\uff0c\u53eb\u505a\u201c\u4f20\u8f93\u5206\u96c6\u201d<\/strong>\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u5c31\u662f\u201c\u628a\u76f8\u540c\u7684\u5185\u5bb9\u901a\u8fc7\u4e0d\u540c\u7684\u5929\u7ebf\u53d1\u9001\u51fa\u53bb\u201d\u3002<\/span><\/p>\n

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\u201c\u4f20\u8f93\u5206\u96c6\u201d\uff1a\u5206\u6563\u53d1\u5c04\u3001\u96c6\u4e2d\u5904\u7406<\/span><\/p>\n

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\u8fd9\u79cd\u6a21\u5f0f\uff0c\u53ef\u4ee5\u7f13\u89e3\u4fe1\u9053\u8d28\u91cf\u4e0d\u7a33\u5b9a\u5e26\u6765\u7684\u6027\u80fd\u4e0b\u964d\uff0c\u4ece\u800c\u589e\u5f3a\u8986\u76d6\u3002<\/span><\/p>\n

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\u540e\u6765\uff0cMIMO\u53c8\u53d1\u5c55\u51fa\u53e6\u4e00\u79cd\u6a21\u5f0f\uff0c\u53eb\u505a\u201c\u7a7a\u95f4\u590d\u7528\u201d<\/strong>\u3002<\/span><\/p>\n

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\u7a7a\u95f4\u590d\u7528\u662f\u5c06\u8981\u4f20\u9001\u7684\u6570\u636e\u5206\u6210\u51e0\u4e2a\u6570\u636e\u6d41\uff0c\u7136\u540e\u5728\u4e0d\u540c\u7684\u5929\u7ebf\u4e0a\u8fdb\u884c\u4f20\u8f93\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u4f20\u8f93\u901f\u7387\u3002<\/span><\/p>\n

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\u8fd9\u79cd\u6a21\u5f0f\uff0c\u4e3b\u8981\u7528\u4e8e\u63d0\u5347\u5c0f\u533a\u5bb9\u91cf\u3002<\/span><\/p>\n

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\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u540c\u4e00\u90e8\u5206\u5929\u7ebf\u4e0d\u53ef\u80fd\u65e2\u7528\u4e8e\u4f20\u8f93\u5206\u96c6\uff0c\u53c8\u7528\u4e8e\u7a7a\u95f4\u590d\u7528\u3002\u6240\u4ee5\uff0cMIMO\u5929\u7ebf\u9700\u8981\u5728\u4e0a\u8ff0\u4e24\u79cd\u6a21\u5f0f\u4e2d\u8fdb\u884c\u6743\u8861\u3002\u6743\u8861\u7684\u7ed3\u679c\uff0c\u76f4\u63a5\u5f71\u54cd\u5230\u9891\u7387\u8d44\u6e90\u7684\u5229\u7528\u7387\u3002<\/span><\/p>\n

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\u5230\u4e865G\u65f6\u4ee3\uff0c\u60c5\u51b5\u53c8\u53d1\u751f\u4e86\u53d8\u5316\u3002<\/span><\/p>\n

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\u57284G\u52305G\u6f14\u8fdb\u7684\u8fc7\u7a0b\u4e2d\uff0c\u968f\u7740\u9891\u7387\u7684\u589e\u52a0\uff0c\u5929\u7ebf\u5c3a\u5bf8\u8fdb\u4e00\u6b65\u7f29\u5c0f\uff0c\u5929\u7ebf\u6570\u91cf\u8fdb\u4e00\u6b65\u589e\u52a0\u3002<\/span><\/p>\n


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\u82f1\u56fd\u53d1\u70e7\u53cb\u62cd\u6444\u7684\u6c83\u8fbe\u4e30\u8bbe\u5907\u3002<\/span><\/section>\n
\u53ef\u4ee5\u770b\u51fa\uff0c5G\u7684\u5929\u7ebf\u5c3a\u5bf8\u66f4\u52a0\u7d27\u51d1\u3002<\/span><\/section>\n

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\u4e8e\u662f\uff0cMIMO\u5c31\u53d8\u6210\u4e86Massive MIMO \uff0c\u4e5f\u5c31\u662f\u201c\u5927\u89c4\u6a21MIMO\u201d\u3002\u4f20\u7edf\u7684MIMO\u901a\u5e38\u67092\u5929\u7ebf\u30014\u5929\u7ebf\u30018\u5929\u7ebf\uff0cMassive MIMO\u7684\u5929\u7ebf\u6570\u91cf\u53ef\u4ee5\u8d85\u8fc7100\u4e2a\u3002<\/span><\/p>\n

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\u6bd4\u5982\uff0c\u5f53\u524d5G\u4e3b\u6d41\u9009\u62e9\u4e4b\u4e00\u768464T64R\u5929\u7ebf\uff0c\u537364\u901a\u9053Massive MIMO\u5929\u7ebf\uff0c\u5c31\u662f\u7531192\u4e2a\u5929\u7ebf\u632f\u5b50\u7ec4\u6210\u3002<\/span><\/p>\n

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Massive MIMO\u7684\u51fa\u73b0\uff0c\u8ba9\u4f20\u8f93\u6a21\u5f0f\u53c8\u6709\u4e86\u65b0\u7684\u73a9\u6cd5\u3002<\/span><\/p>\n

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Massive MIMO\u7cfb\u7edf\u53ef\u4ee5\u63a7\u5236\u6bcf\u4e00\u4e2a\u5929\u7ebf\u5355\u5143\u53d1\u5c04\uff08\u6216\u63a5\u6536\uff09\u4fe1\u53f7\u7684\u76f8\u4f4d\u548c\u4fe1\u53f7\u5e45\u5ea6\uff0c\u901a\u8fc7\u5bf9\u591a\u4e2a\u5929\u7ebf\u5355\u5143\u8fdb\u884c\u8c03\u8282\uff0c\u4ea7\u751f\u5177\u6709\u6307\u5411\u6027\u7684\u6ce2\u675f\u3002<\/span><\/p>\n


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\u8fd9\u6837\u4e00\u6765\uff0c\u53ef\u4ee5\u4f7f\u65e0\u7ebf\u4fe1\u53f7\u80fd\u91cf\u5728\u624b\u673a\u4f4d\u7f6e\u5f62\u6210\u7535\u78c1\u6ce2\u7684\u53e0\u52a0\uff0c\u4ece\u800c\u63d0\u9ad8\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u3002<\/span><\/p>\n

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\u8fd9\u79cd\u6280\u672f\uff0c\u5c31\u662f\u4f20\u8bf4\u4e2d\u7684\u6ce2\u675f\u8d4b\u578b<\/strong>\u3002<\/span><\/p>\n

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\u6ce2\u675f\u8d4b\u578b\u8ba9\u6ce2\u675f\u7684\u80fd\u91cf\u5411\u6307\u5b9a\u7684\u65b9\u5411\u96c6\u4e2d\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u589e\u5f3a\u8986\u76d6\u8ddd\u79bb\uff0c\u8fd8\u53ef\u4ee5\u964d\u4f4e\u76f8\u90bb\u6ce2\u675f\u95f4\u7684\u5e72\u6270\uff0c\u8ba9\u66f4\u591a\u7684\u7528\u6237\u53ef\u4ee5\u540c\u65f6\u901a\u4fe1\uff0c\u63d0\u5347\u5c0f\u533a\u5bb9\u91cf\u3002<\/span><\/p>\n


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\u4e5f\u5c31\u662f\u8bf4\uff0c\u5b83\u5c06\u5206\u96c6\u548c\u590d\u7528\u7684\u4f18\u70b9\u96c6\u4e8e\u4e00\u8eab\u3002<\/span><\/p>\n


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\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u6ce2\u675f\u8d4b\u578b\u7684\u6548\u679c\u53d6\u51b3\u4e8e\u5929\u7ebf\u7684\u6570\u91cf\uff0c\u8fd8\u6709\u7b97\u6cd5\u7684\u8d28\u91cf\u3002<\/span>\u7b97\u6cd5\u662f\u6839\u636e\u624b\u673a\u7684\u4f4d\u7f6e\u548c\u72b6\u6001\u4fe1\u606f\uff0c\u8fdb\u884c\u5b9e\u65f6\u8ba1\u7b97\uff0c\u901a\u8fc7\u5929\u7ebf\u5f62\u6210\u7406\u60f3\u7684\u6ce2\u675f\u3002<\/span><\/p>\n

<\/p>\n

\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5206\u96c6\u548c\u590d\u7528\u7684\u5de5\u4f5c\u65b9\u5f0f\u6bd4\u8f83\u5bbd\u677e\uff0c\u5f53\u624b\u673a\u4fe1\u606f\u4e0d\u5145\u5206\u7684\u65f6\u5019\uff08\u4f8b\u5982\u624b\u673a\u79fb\u52a8\u592a\u5feb\uff09\uff0c\u8fd8\u662f\u53ef\u4ee5\u53d1\u6325\u5f88\u5927\u4f5c\u7528\u3002<\/span><\/p>\n

 <\/span><\/p>\n

\u9664\u4e86\u589e\u5f3a\u8986\u76d6\u548c\u63d0\u5347\u5bb9\u91cf\u4e4b\u5916\uff0cMassive MIMO\u8fd8\u6709\u4e00\u4e2a\u79d8\u6280\u2014\u2014\u5f53\u5929\u7ebf\u632f\u5b50\u6570\u91cf\u8db3\u591f\u591a\u65f6\uff0cMassive MIMO\u80fd\u591f\u6253\u7834\u7a7a\u95f4\u7684\u9650\u5236\u3002<\/span><\/p>\n

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16T16R\u4ee5\u4e0b\u7684Massive MIMO\u5929\u7ebf\u9635\u5217\uff0c\u53ea\u80fd\u63d0\u4f9b\u6c34\u5e73\u7ef4\u5ea6\u76842D\u6ce2\u675f\u8d4b\u578b\u300232T32R\u548c64T64R\u7684Massive MIMO\u5929\u7ebf\u9635\u5217\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6c34\u5e73\u548c\u5782\u76f4\u65b9\u5411\u4e0a\u76843D\u6ce2\u675f\u8d4b\u578b\uff0c\u8fdb\u800c\u6709\u6548\u589e\u5f3a\u5bf9\u9ad8\u5c42\u4f4f\u5b85\u7684\u8986\u76d6\u3002<\/span><\/p>\n

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\u7531\u6b64\u53ef\u89c1\uff0cMassive MIMO\u5c06\u591a\u5929\u7ebf\u6280\u672f\u63a8\u5411\u4e86\u4e00\u4e2a\u66f4\u9ad8\u7684\u9ad8\u5ea6\u3002Massive MIMO\u548c\u6ce2\u675f\u8d4b\u578b\u8fd9\u5bf9\u53f2\u4e0a\u6700\u5f3aCP\uff0c\u8ba9\u5929\u7ebf\u66f4\u667a\u80fd\u3001\u66f4\u5f3a\u5927\uff0c\u88ab\u79f0\u4e3a5G\u5173\u952e\u6280\u672f\u662f\u540d\u81f3\u5b9e\u5f52\u3002<\/span><\/p>\n

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\u201cMassive MIMO+\u6ce2\u675f\u8d4b\u578b<\/strong>\u201d\u5f3a\u5927\u80fd\u91cf\u7684\u80cc\u540e\uff0c\u662f\u5bf9\u5382\u5546\u8f6f\u786c\u4ef6\u7814\u53d1\u80fd\u529b\u7684\u4e25\u5cfb\u8003\u9a8c\u3002<\/span><\/p>\n

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\u5728\u7814\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5929\u7ebf\u7cfb\u7edf\u7684\u6ee4\u6ce2\u7279\u6027\u3001\u589e\u76ca\u4f5c\u7528\u3001\u6297\u5e72\u6270\u6548\u679c\uff0c\u90fd\u662f\u5de5\u7a0b\u5e08\u4eec\u9700\u8981\u6df1\u601d\u719f\u8651\u7684\u95ee\u9898\u3002\u800c\u4e14\u5929\u7ebf\u6570\u91cf\u548c\u624b\u673a\u7ec8\u7aef\u6570\u91cf\u8d8a\u591a\uff0c\u5929\u7ebf\u7684\u590d\u6742\u5ea6\u5c31\u8d8a\u9ad8\uff0c\u5bf9\u7b97\u6cd5\u548c\u82af\u7247\u5904\u7406\u80fd\u529b\u7684\u8981\u6c42\u4e5f\u8d8a\u9ad8\u3002<\/span><\/p>\n

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\u53ea\u6709\u5f3a\u5927\u7684\u7b97\u6cd5\uff0c\u624d\u80fd\u8ba9\u6ce2\u675f\u8d4b\u578b\u4ea7\u751f\u50cf\u821e\u53f0\u8ffd\u5149\u4e00\u6837\u7684\u7406\u60f3\u6548\u679c\u3002<\/span><\/p>\n


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\u76ee\u524d\uff0c\u53ea\u6709\u5c11\u90e8\u5206\u5382\u5546\u5177\u5907\u9ad8\u9636\uff0864T64R\u53ca\u4ee5\u4e0a\uff09Massive MIMO\u5929\u7ebf\u7684\u7814\u53d1\u548c\u5236\u9020\u80fd\u529b\u3002<\/span><\/p>\n

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<\/span>\u800c\u534e\u4e3a\uff0c\u5c31\u662f\u5176\u4e2d\u4e4b\u4e00\u3002\u4ece\u534e\u4e3a\u516c\u5e03\u76845G\u5929\u7ebf\u53d1\u5c55\u8d8b\u52bf\u6765\u770b\uff0c\u9ad8\u96c6\u6210\u5ea6\u7684Massive MIMO\u662f5G\u5173\u952e\u6280\u672f\uff0c\u5177\u5907\u8d85\u5f3a\u7684\u6ce2\u675f\u8d4b\u578b\u80fd\u529b\uff0c\u4e3a5G\u5e26\u6765\u53ef\u89c2\u7684\u6027\u80fd\u63d0\u5347\u3002<\/span><\/span><\/p>\n


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\u597d\u5566\uff0c\u5173\u4e8e5G\u5929\u7ebf\u7684\u6545\u4e8b\uff0c\u4eca\u5929\u5c31\u8bb2\u5230\u8fd9\u91cc\u3002\u611f\u8c22\u5927\u5bb6\u7684\u89c2\u770b\uff0c\u6211\u4eec\u4e0b\u671f\u518d\u89c1\uff01<\/span><\/p>\n


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\u2014\u2014 \u5168\u6587\u5b8c \u2014\u2014<\/span><\/p>\n


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\u6587\u7ae0\u4f5c\u8005\uff1a\u5c0f\u67a3\u541b
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\u6f2b\u753b\u7ed8\u5236\uff1a\u5c0f\u6d0b\u540c\u5b66
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\u6587\u7ae0\u8f6c\u8f7d\u81ea\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u9c9c\u67a3\u8bfe\u5802<\/p>\n","protected":false},"excerpt":{"rendered":"

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