{"id":281,"date":"2019-12-21T04:24:25","date_gmt":"2019-12-20T20:24:25","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=281"},"modified":"2022-02-28T16:03:30","modified_gmt":"2022-02-28T08:03:30","slug":"%e5%85%b3%e4%ba%8e5g%e6%8e%a5%e5%85%a5%e7%bd%91%ef%bc%8c%e7%9c%8b%e8%bf%99%e4%b8%80%e7%af%87%e5%b0%b1%e5%a4%9f%e5%95%a6%ef%bc%81","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=281","title":{"rendered":"\u5173\u4e8e5G\u63a5\u5165\u7f51\uff0c\u770b\u8fd9\u4e00\u7bc7\u5c31\u591f\u5566\uff01"},"content":{"rendered":"
<\/section>\n

\u6ce8\u610f\uff0c\u672c\u6587\u662f\u4fee\u8ba2\u91cd\u53d1\uff01<\/span><\/p>\n

\u539f\u6587\u53d1\u5e03\u65f6\u95f4\uff1a2018\u5e749\u670830\u65e5<\/span><\/p>\n

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\u5927\u5bb6\u597d\uff0c\u8fd9\u671f\u4e13\u9898\u5c0f\u67a3\u541b\u7ee7\u7eed\u5e26\u5927\u5bb6\u5b66\u4e605G\u3002<\/span><\/p>\n

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\u4eca\u5929\u8981\u7814\u7a76\u7684\u5bf9\u8c61\uff0c\u662f5G\u63a5\u5165\u7f51<\/strong>\u3002<\/span><\/p>\n


<\/p>\n

\u4ec0\u4e48\u662f\u63a5\u5165\u7f51<\/strong>\uff1f\u5982\u679c\u662f\u957f\u671f\u5173\u6ce8\u9c9c\u67a3\u8bfe\u5802\u7684\u540c\u5b66\uff0c\u5bf9\u8fd9\u4e2a\u6982\u5ff5<\/span>\u4e00\u5b9a\u4e0d\u4f1a\u964c\u751f\u3002\u6240\u8c13\u63a5\u5165\u7f51\uff0c\u5c31\u662f\u628a\u6240\u6709\u7ec8\u7aef\u90fd\u8fde\u63a5\u5230\u901a\u4fe1\u7f51\u7edc\u91cc\u9762\u7684\u8fd9\u4e2a\u529f\u80fd\u6027\u7f51\u7edc\u3002<\/span><\/span><\/p>\n


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\u5728\u6211\u4eec\u65e0\u7ebf\u901a\u4fe1\u91cc\uff0c\u63a5\u5165\u7f51\u4e00\u822c\u6307<\/span>\u65e0\u7ebf\u63a5\u5165\u7f51<\/strong>\uff0c<\/span>\u4e5f\u5c31\u662f\u901a<\/span>\u5e38\u6240\u8bf4\u7684<\/span>RAN\uff08Radio Access Network\uff09<\/strong>\u3002<\/span><\/span><\/span><\/p>\n

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\u5927\u5bb6\u8033\u719f\u80fd\u8be6\u7684<\/span>\u57fa\u7ad9<\/strong>\uff08BaseStation\uff09\uff0c\u5c31\u662f\u5c5e\u4e8e<\/span>\u65e0\u7ebf\u63a5\u5165\u7f51\uff08RAN<\/strong>\uff09<\/strong>\u3002<\/span><\/p>\n

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<\/span>\u65e0\u7ebf\u57fa\u7ad9<\/span><\/p>\n


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\u4ece\u672c\u8d28\u4e0a\u6765\u8bf4\uff0c\u65e0\u7ebf\u63a5\u5165\u7f51\u7684\u4f5c\u7528\u5c31\u662f\u6709\u7ebf\u4fe1\u53f7\u548c\u65e0\u7ebf\u4fe1\u53f7\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u4ee5\u4fbf\u8ba9\u624b\u673a\u7ec8\u7aef\u53ef\u4ee5\u901a\u8fc7\u65e0\u7ebf\u7535\u78c1\u6ce2\u4e0e\u5916\u754c\u8054\u7cfb\u3002<\/span><\/p>\n


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\u76ee\u524d\u6211\u4eec\u5904\u4e8e4G\u65f6\u4ee3\u3002\u4e00\u4e2a4G\u57fa\u7ad9\uff0c<\/span>\u901a\u5e38\u5305\u62ec\u56db\u4e2a\u90e8\u5206\uff1a<\/span><\/p>\n

    \n
  • \n

    BBU\uff08\u57fa\u5e26\u5904\u7406\u5355\u5143\uff0c\u4e3b\u8981\u8d1f\u8d23\u4fe1\u53f7\u8c03\u5236\uff09<\/span><\/p>\n<\/li>\n

  • \n

    RRU\uff08\u5c04\u9891\u62c9\u8fdc\u5355\u5143\uff0c\u4e3b\u8981\u8d1f\u8d23\u5c04\u9891\u5904\u7406\uff09<\/span><\/p>\n<\/li>\n

  • \n

    \u9988\u7ebf\uff08\u8fde\u63a5RRU\u548c\u5929\u7ebf\uff09<\/span><\/p>\n<\/li>\n

  • \n

    \u5929\u7ebf\uff08\u4e3b\u8981\u8d1f\u8d23\u7ebf\u7f06\u4e0a\u5bfc\u884c\u6ce2\u548c\u7a7a\u6c14\u4e2d\u7a7a\u95f4\u6ce2\u4e4b\u95f4\u7684\u8f6c\u6362\uff09<\/span><\/p>\n<\/li>\n<\/ul>\n

    <\/span><\/p>\n

    <\/p>\n

    <\/span><\/p>\n

    \u57fa\u7ad9\u7684\u7ec4\u6210\u90e8\u5206<\/span><\/p>\n

    <\/span><\/p>\n

    \u5728\u65e9\u671f1G\u65f6\u4ee3\u7684\u65f6\u5019\uff0cBBU\uff0cRRU\u548c\u4f9b\u7535\u5355\u5143\u7b49\u8bbe\u5907\u529f\u80fd\uff0c\u662f<\/span>\u6253\u5305<\/strong>\u585e\u5728\u4e00\u4e2a\u67dc\u5b50\u6216\u4e00\u4e2a\u673a\u623f\u91cc\u7684\u3002<\/span>
    <\/p>\n


    <\/p>\n

    <\/p>\n

    \u57fa\u7ad9\u4e00\u4f53\u5316<\/span><\/p>\n

    <\/p>\n

    \u540e\u6765\uff0c\u4e3a\u4e86\u8ba9\u529f\u80fd\u66f4\u52a0\u7075\u6d3b\uff0c\u4e5f\u4e3a\u4e86\u4ea7\u4e1a\u751f\u6001\u66f4\u52a0\u5f00\u653e\uff0c<\/span>\u901a\u4fe1\u5382\u5546\u4eec\u628a\u5b83\u4eec\u8fdb\u884c\u4e86\u62c6\u5206\u3002<\/span><\/p>\n

    <\/p>\n

    \u9996\u5148\uff0c\u5c31\u662f\u628aRRU\u548cBBU\u5148\u7ed9\u62c6\u5206\u4e86\uff0c\u786c\u4ef6\u4e0a<\/span>\u4e0d\u518d\u653e\u5728\u4e00\u8d77<\/span>\u3002<\/span><\/p>\n

    <\/p>\n

    <\/span><\/p>\n

    <\/p>\n


    <\/p>\n

    RRU\u6709\u65f6\u5019\u4f1a\u6302\u5728\u673a\u623f\u7684\u5899\u4e0a\u3002<\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    <\/span>
    <\/p>\n

    BBU\u5927\u90e8\u5206\u65f6\u5019\u662f\u5728\u673a\u67dc\u91cc\uff0c\u6709\u65f6\u5019\u4e5f\u4f1a\u6302\u5899\u5b89\u88c5\u3002<\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    <\/span>\u673a\u67dc\u91cc\u7684BBU<\/span><\/p>\n

    <\/p>\n

    \u518d\u5230\u540e\u6765\uff0cRRU\u4e0d\u518d\u653e\u5728\u5ba4\u5185\uff0c\u800c\u662f\u88ab\u642c\u5230\u4e86\u5929\u7ebf\u7684\u8eab\u8fb9\uff08\u6240\u8c13\u7684\u201cRRU\u62c9\u8fdc<\/strong>\u201d\uff09\u3002
    <\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    \u5929\u7ebf+RRU<\/span><\/p>\n

    <\/p>\n

    \u8fd9\u6837\uff0c\u6211\u4eec\u7684RAN\uff08\u65e0\u7ebf\u63a5\u5165\u7f51\uff09\u5c31\u53d8\u6210\u4e86D-RAN<\/strong>\uff0c\u4e5f\u5c31\u662fDistributed RAN<\/strong>\uff08\u5206\u5e03\u5f0f\u65e0\u7ebf\u63a5\u5165\u7f51\uff09\u3002
    <\/span><\/p>\n


    <\/p>\n

    \u8fd9\u6837\u505a\u6709\u4ec0\u4e48\u597d\u5904\u5462\uff1f<\/span><\/strong><\/span><\/p>\n

    <\/p>\n

    \u4e00\u65b9\u9762\uff0c\u5927\u5927\u7f29\u77ed\u4e86RRU\u548c\u5929\u7ebf\u4e4b\u95f4\u9988\u7ebf\u7684\u957f\u5ea6\uff0c\u53ef\u4ee5\u51cf\u5c11\u4fe1\u53f7\u635f\u8017\uff0c\u4e5f\u53ef\u4ee5\u964d\u4f4e\u9988\u7ebf\u7684\u6210\u672c\u3002<\/span><\/p>\n

    <\/p>\n

    \u53e6\u4e00\u65b9\u9762\uff0c\u53ef\u4ee5\u8ba9\u7f51\u7edc\u89c4\u5212\u66f4\u52a0\u7075\u6d3b\u3002\u6bd5\u7adfRRU\u52a0\u5929\u7ebf\u6bd4\u8f83\u5c0f\uff0c\u60f3\u600e\u4e48\u653e\uff0c\u5c31\u600e\u4e48\u653e\u3002
    <\/span><\/p>\n

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    <\/p>\n


    <\/p>\n

    \u8bf4\u5230\u8fd9\u91cc\uff0c\u8bf7\u5927\u5bb6\u6ce8\u610f\uff1a<\/span>\u901a\u4fe1\u7f51\u7edc\u7684\u53d1\u5c55\u6f14\u8fdb\uff0c\u65e0\u975e\u5c31\u662f\u4e24\u4e2a\u9a71\u52a8\u529b\uff0c\u4e00\u662f\u4e3a\u4e86\u66f4\u9ad8\u7684\u6027\u80fd\uff0c\u4e8c\u662f\u4e3a\u4e86\u66f4\u4f4e\u7684\u6210\u672c<\/strong>\u3002<\/span><\/p>\n

    <\/p>\n

    <\/p>\n


    <\/p>\n

    \u6709\u65f6\u5019\u6210\u672c\u6bd4\u6027\u80fd\u66f4\u52a0\u91cd\u8981\u3002\u5982\u679c\u4e00\u9879\u6280\u672f\u9700\u8981\u82b1\u5f88\u591a\u94b1\uff0c\u4f46\u662f\u5e26\u6765\u7684\u56de\u62a5\u5c11\u4e8e\u4ed8\u51fa\uff0c\u5b83\u5c31\u5f88\u96be\u83b7\u5f97\u5e7f\u6cdb\u5e94\u7528\u3002<\/span><\/span><\/p>\n


    <\/p>\n

    RAN\u7684\u6f14\u8fdb\uff0c\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5c31\u662f\u6210\u672c\u538b\u529b<\/strong>\u5e26\u6765\u7684\u7ed3\u679c\u3002<\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    \u5728D-RAN<\/strong>\u7684\u67b6\u6784\u4e0b\uff0c\u8fd0\u8425\u5546\u4ecd\u7136\u8981\u627f\u62c5\u975e\u5e38\u5de8\u5927\u7684\u6210\u672c\u3002
    <\/span><\/p>\n


    <\/span><\/p>\n

    \u56e0\u4e3a\uff0c\u4e3a\u4e86\u6446\u653eBBU\u548c\u76f8\u5173\u7684\u914d\u5957\u8bbe\u5907\uff08\u7535\u6e90\u3001\u7a7a\u8c03\u7b49\uff09\uff0c\u8fd0\u8425\u5546\u8fd8\u662f\u9700\u8981\u79df\u8d41\u548c\u5efa\u8bbe\u5f88\u591a\u7684\u5ba4\u5185\u673a\u623f\u6216\u65b9\u8231\u3002<\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    \u5927\u91cf\u7684\u673a\u623f=\u5927\u91cf\u7684\u6210\u672c<\/span><\/p>\n


    <\/p>\n

    \u4e8e\u662f\uff0c\u8fd0\u8425\u5546\u5c31\u60f3\u51fa\u4e86<\/span>C-RAN<\/strong>\u8fd9\u4e2a\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/p>\n


    <\/span><\/strong><\/p>\n

    C-RAN<\/span><\/strong>\uff0c\u610f\u601d\u662fCentralized RAN<\/strong>\uff0c\u96c6\u4e2d\u5316\u65e0\u7ebf\u63a5\u5165\u7f51<\/strong>\u3002\u8fd9\u4e2aC\uff0c\u4e0d\u4ec5\u4ee3\u8868\u96c6\u4e2d\u5316\uff0c\u8fd8\u4ee3\u8868\u4e86\u522b\u7684\u610f\u601d\uff1a<\/span><\/p>\n

    <\/p>\n

    <\/p>\n

    C-RAN<\/span><\/p>\n

    <\/span><\/p>\n

    \u76f8\u6bd4\u4e8eD-RAN\uff0cC-RAN\u505a\u5f97\u66f4\u7edd\u3002<\/span><\/p>\n

    <\/p>\n

    \u9664\u4e86RRU\u62c9\u8fdc\u4e4b\u5916\uff0c\u5b83\u628aBBU\u5168\u90e8\u90fd\u96c6\u4e2d\u201c\u5173\u62bc<\/span>\u201d\u8d77\u6765\u4e86\u3002<\/span><\/p>\n


    <\/span><\/p>\n

    \u5173\u5728\u54ea\u4e86\uff1f\u4e2d\u5fc3\u673a\u623f\uff08CO\uff0cCentral Office\uff09\u3002
    <\/span><\/p>\n


    <\/p>\n

    <\/p>\n

    <\/p>\n

    \u4e00\u5927\u5806\u5206\u5e03\u5404\u5730\u7684BBU\uff0c\u53d8\u6210\u4e00\u4e2a\u96c6\u4e2d\u7684BBU\u57fa\u5e26\u6c60\u3002\u6240\u9700\u7684\u673a\u623f\u6570\u91cf\uff0c\u4e5f\u5927\u5e45\u51cf\u5c11\u3002<\/span><\/p>\n


    <\/span><\/p>\n

    <\/p>\n

    \u96c6\u4e2d\u5316\u7684BBU\u57fa\u5e26\u6c60<\/span><\/p>\n

    <\/span><\/p>\n

    C-RAN<\/span>\u8fd9\u6837\u505a\uff0c<\/span>\u975e\u5e38\u6709\u6548<\/span>\u5730\u89e3\u51b3<\/span>\u4e86\u524d\u6587\u6240\u8bf4\u7684\u6210\u672c\u95ee\u9898\u3002<\/span><\/p>\n

    <\/p>\n

    \u6839\u636e\u7edf\u8ba1\uff0c\u6574\u4e2a\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u4e2d\uff0c\u57fa\u7ad9\u7684\u80fd\u8017\u5360\u6bd4\u5927\u7ea6\u662f72%\u3002<\/span>\u800c<\/span>\u57fa\u7ad9\u91cc\u9762\uff0c\u7a7a\u8c03\u7684\u80fd\u8017\u5360\u6bd4\u5927\u7ea6\u662f56%\u3002<\/span><\/span><\/strong><\/p>\n


    <\/p>\n

    <\/p>\n

    <\/span>\u4f20\u7edf\u65b9\u5f0f\u673a\u623f\u7684\u529f\u8017\u5206\u6790<\/span><\/p>\n

    <\/p>\n

    \u4e5f\u5c31\u662f\u8bf4\uff0c\u8fd0\u8425\u5546\u7684\u94b1\uff0c\u5927\u90e8\u5206\u90fd\u82b1\u5728\u57fa\u7ad9\u3001\u57fa\u7840\u8bbe\u65bd\u548c\u7535\u8d39\u4e0a\u3002<\/span><\/p>\n


    <\/p>\n

    \u91c7\u7528C-RAN\u4e4b\u540e\uff0c\u901a\u8fc7\u96c6\u4e2d\u5316\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6781\u5927\u51cf\u5c11\u57fa\u7ad9\u673a\u623f\u6570\u91cf<\/strong>\uff0c\u51cf\u5c11\u914d\u5957\u8bbe\u5907\uff08\u7279\u522b\u662f\u7a7a\u8c03\uff09\u7684\u80fd\u8017\u3002<\/span><\/p>\n


    <\/p>\n

    <\/p>\n

    \u82e5\u5e72\u5c0f\u673a\u623f\uff0c\u90fd\u8fdb\u4e86\u5927\u673a\u623f<\/span>
    <\/p>\n

    <\/p>\n

    \u673a\u623f\u5c11\u4e86\uff0c\u79df\u91d1\u5c31\u5c11\u4e86\uff0c\u7ef4\u62a4\u8d39\u7528\u4e5f\u5c11\u4e86\uff0c\u4eba\u5de5\u8d39\u7528\u4e5f\u8ddf\u7740\u51cf\u5c11\u4e86\u3002\u8fd9\u7b14\u5f00\u652f\u8282\u7701\uff0c\u5bf9\u9971\u53d7\u7ecf\u8425\u538b\u529b\u4e4b\u82e6\u7684\u8fd0\u8425\u5546\u6765\u8bf4\uff0c\u7b80\u76f4\u662f\u4e45\u65f1\u9022\u7518\u9716\u3002
    <\/span><\/p>\n


    <\/p>\n

    \u53e6\u5916\uff0c\u62c9\u8fdc\u4e4b\u540e\u7684RRU\u642d\u914d\u5929\u7ebf\uff0c\u53ef\u4ee5\u5b89\u88c5\u5728\u79bb\u7528\u6237\u66f4\u8fd1\u8ddd\u79bb\u7684\u4f4d\u7f6e\u3002\u8ddd\u79bb\u8fd1\u4e86\uff0c\u53d1\u5c04\u529f\u7387\u5c31\u4f4e\u4e86\u3002<\/span><\/p>\n

    <\/p>\n

    \u4f4e\u7684\u53d1\u5c04\u529f\u7387\u610f\u5473\u7740\u7528\u6237\u7ec8\u7aef\u7535\u6c60\u5bff\u547d\u7684\u5ef6\u957f<\/strong>\u548c\u65e0\u7ebf\u63a5\u5165\u7f51\u7edc\u529f\u8017\u7684\u964d\u4f4e<\/strong>\u3002\u8bf4\u767d\u4e86\uff0c\u4f60\u624b\u673a\u4f1a\u66f4\u7701\u7535\uff0c\u5f85\u673a\u65f6\u95f4\u4f1a\u66f4\u957f\uff0c\u8fd0\u8425\u5546\u90a3\u8fb9\u4e5f\u66f4\u7701\u7535\u3001\u7701\u94b1\uff01<\/span><\/p>\n

    <\/p>\n

    \u9664\u4e86\u7701\u94b1\u4e4b\u5916\uff0c\u91c7\u7528C-RAN\u4e5f\u4f1a\u5e26\u6765\u5f88\u5927\u7684\u793e\u4f1a\u6548\u76ca\uff0c\u51cf\u5c11\u5927\u91cf\u7684\u78b3\u6392\u653e\uff08CO<\/span>2<\/span>\uff09\u3002<\/span><\/p>\n

    <\/p>\n

    \u6b64\u5916\uff0c\u5206\u6563\u7684BBU\u53d8\u6210BBU\u57fa\u5e26\u6c60<\/strong>\u4e4b\u540e\uff0c\u66f4\u5f3a\u5927\u4e86\uff0c\u53ef\u4ee5\u7edf\u4e00\u7ba1\u7406\u548c\u8c03\u5ea6\uff0c\u8d44\u6e90\u8c03\u914d\u66f4\u52a0\u7075\u6d3b\uff01<\/span>
    <\/p>\n


    <\/p>\n

    C-RAN\u4e0b\uff0c\u57fa\u7ad9\u5b9e\u9645\u4e0a\u662f\u201c\u4e0d\u89c1\u4e86\u201d\uff0c\u6240\u6709\u7684\u5b9e\u4f53\u57fa\u7ad9\u53d8\u6210\u4e86\u865a\u62df\u57fa\u7ad9\u3002
    <\/span><\/p>\n


    <\/p>\n

    \u6240\u6709\u7684\u865a\u62df\u57fa\u7ad9\u5728BBU\u57fa\u5e26\u6c60\u4e2d\u5171\u4eab\u7528\u6237\u7684\u6570\u636e\u6536\u53d1\u3001\u4fe1\u9053\u8d28\u91cf\u7b49\u4fe1\u606f\u3002\u5f3a\u5316\u7684\u534f\u4f5c\u5173\u7cfb\uff0c\u4f7f\u5f97\u8054\u5408\u8c03\u5ea6\u5f97\u4ee5\u5b9e\u73b0\u3002\u5c0f\u533a\u4e4b\u95f4\u7684\u5e72\u6270\uff0c\u5c31\u53d8\u6210\u4e86\u5c0f\u533a\u4e4b\u95f4\u7684\u534f\u4f5c\uff08CoMP\uff09\uff0c\u5927\u5e45\u63d0\u9ad8\u9891\u8c31\u4f7f\u7528\u6548\u7387\uff0c\u4e5f\u63d0\u5347\u4e86\u7528\u6237\u611f\u77e5\u3002<\/span><\/p>\n

    <\/p>\n

    <\/span><\/p>\n


    <\/p>\n

    \u591a\u70b9\u534f\u4f5c\u4f20\u8f93(CoMP\uff0cCoordinated Multiple Points Transmission\/Reception)\u662f\u6307\u5730\u7406\u4f4d\u7f6e\u4e0a\u5206\u79bb\u7684\u591a\u4e2a\u4f20\u8f93\u70b9\uff0c\u534f\u540c\u53c2\u4e0e\u4e3a\u4e00\u4e2a\u7ec8\u7aef\u7684\u6570\u636e(PDSCH)\u4f20\u8f93\u6216\u8005\u8054\u5408\u63a5\u6536\u4e00\u4e2a\u7ec8\u7aef\u53d1\u9001\u7684\u6570\u636e(PUSCH)\u3002 <\/span><\/p>\n


    <\/p>\n

    \u6b64\u5916\uff0cBBU\u57fa\u5e26\u6c60\u65e2\u7136\u90fd\u5728CO\uff08\u4e2d\u5fc3\u673a\u623f\uff09\uff0c\u90a3\u4e48\uff0c\u5c31\u53ef\u4ee5\u5bf9\u5b83\u4eec\u8fdb\u884c\u865a\u62df\u5316<\/strong>\u4e86\uff01<\/span><\/p>\n

    <\/p>\n

    \u865a\u62df\u5316<\/span><\/strong>\uff0c\u5c31\u662f\u7f51\u5143\u529f\u80fd\u865a\u62df\u5316\uff08NFV\uff09<\/strong>\u3002<\/span><\/span><\/p>\n


    <\/span><\/span><\/p>\n

    \u7b80\u5355\u6765\u8bf4\uff0c\u4ee5\u524dBBU\u662f\u4e13\u95e8\u7684\u786c\u4ef6\u8bbe\u5907\uff0c\u975e\u5e38\u6602\u8d35\uff0c\u73b0\u5728\uff0c\u627e\u4e2ax86\u670d\u52a1\u5668\uff0c\u88c5\u4e2a\u865a\u62df\u673a\uff08VM\uff0cVirtual Machines\uff09\uff0c\u8fd0\u884c\u5177\u5907BBU\u529f\u80fd\u7684\u8f6f\u4ef6\uff0c\u7136\u540e\u5c31\u80fd\u5f53BBU\u7528\u5566\uff01<\/span><\/span><\/p>\n

    <\/p>\n

    \u8fd9\u4e0b\u5b50\u53c8\u7701\u4e86\u597d\u591a\u94b1\uff01 <\/span><\/p>\n


    <\/p>\n

    \u6b63\u56e0\u4e3aC-RAN\u8fd9\u79cd\u96c6\u4e2d\u5316\u7684\u65b9\u5f0f\u4f1a\u5e26\u6765\u5de8\u5927\u7684\u6210\u672c\u524a\u51cf\uff0c\u6240\u4ee5\uff0c\u53d7\u5230\u8fd0\u8425\u5546\u7684\u6b22\u8fce\u548c\u8ffd\u6367\uff08\u5f53\u7136\uff0c\u8bbe\u5907\u5546\u4eec\u4e0d\u4f1a\u592a\u5f00\u5fc3\uff09\u3002<\/span><\/p>\n

    <\/p>\n

    \u731c\u731cC-RAN\u662f\u8c01\u63d0\u51fa\u6765\u7684\uff1f\u4e0d\u662f\u8bbe\u5907\u5546\uff0c\u662f\u8fd0\u8425\u5546\u4e2d\u56fd\u79fb\u52a8<\/strong>\u3002\u3002\u3002\u6700\u79ef\u6781<\/span>\u63a8\u52a8C-RAN\u7684\uff0c\u4e5f\u662f\u4e2d\u56fd\u79fb\u52a8\u3002\u3002\u3002\u4f5c\u4e3a\u4e16\u754c\u4e0a\u6700\u5927\u7684\u8fd0\u8425\u5546\uff0c\u4e2d\u56fd\u79fb\u52a8\u628aC-RAN\u5949\u4e3a\u81f3\u5b9d\u3002
    <\/span><\/p>\n


    <\/p>\n

    <\/p>\n

    <\/p>\n

    \u5230\u4e865G\u65f6\u4ee3\uff0c\u63a5\u5165\u7f51\u53c8\u53d1\u751f\u4e86\u5f88\u5927\u7684\u53d8\u5316\u3002<\/span><\/strong><\/span><\/p>\n

    <\/p>\n

    \u57285G\u7f51\u7edc\u4e2d\uff0c\u63a5\u5165\u7f51\u4e0d\u518d\u662f\u7531BBU<\/strong>\u3001RRU<\/strong>\u3001\u5929\u7ebf<\/strong>\u8fd9\u4e9b\u4e1c\u897f\u7ec4\u6210\u4e86\u3002\u800c\u662f\u88ab\u91cd\u6784\u4e3a\u4ee5\u4e0b3\u4e2a\u529f\u80fd\u5b9e\u4f53\uff1a<\/span><\/p>\n

      \n
    • \n

      CU<\/span><\/strong><\/span>\uff08Centralized Unit\uff0c\u96c6\u4e2d\u5355\u5143<\/span>\uff09<\/span><\/p>\n<\/li>\n

    • \n

      DU<\/span><\/strong><\/span>\uff08Distribute Unit\uff0c\u5206\u5e03\u5355\u5143<\/span>\uff09<\/span><\/p>\n<\/li>\n

    • \n

      AAU<\/span><\/strong><\/span>\uff08Active Antenna Unit\uff0c\u6709\u6e90\u5929\u7ebf\u5355\u5143<\/span>\uff09<\/span><\/p>\n<\/li>\n<\/ul>\n

      <\/span><\/p>\n

      <\/span><\/p>\n

      CU\uff1a\u539fBBU\u7684\u975e\u5b9e\u65f6\u90e8\u5206\u5c06\u5206\u5272\u51fa\u6765\uff0c\u91cd\u65b0\u5b9a\u4e49\u4e3aCU\uff0c\u8d1f\u8d23\u5904\u7406\u975e\u5b9e\u65f6\u534f\u8bae\u548c\u670d\u52a1\u3002<\/span><\/p>\n

      AAU\uff1aBBU\u7684\u90e8\u5206\u7269\u7406\u5c42\u5904\u7406\u529f\u80fd\u4e0e\u539fRRU\u53ca\u65e0\u6e90\u5929\u7ebf\u5408\u5e76\u4e3aAAU\u3002<\/span><\/p>\n

      DU\uff1aBBU\u7684\u5269\u4f59\u529f\u80fd\u91cd\u65b0\u5b9a\u4e49\u4e3aDU\uff0c\u8d1f\u8d23\u5904\u7406\u7269\u7406\u5c42\u534f\u8bae\u548c\u5b9e\u65f6\u670d\u52a1\u3002<\/span><\/p>\n

      <\/p>\n

      \u7b80\u800c\u8a00\u4e4b\uff0cCU\u548cDU\uff0c\u4ee5\u5904\u7406\u5185\u5bb9\u7684\u5b9e\u65f6\u6027\u8fdb\u884c\u533a\u5206\u3002<\/span><\/p>\n


      <\/p>\n

      <\/p>\n

      <\/span>\u7b80\u5355\u6765\u8bf4\uff0cAAU=RRU+\u5929\u7ebf<\/span><\/p>\n


      <\/p>\n

      \u518d\u629b\u4e00\u5f20\u56fe\u7ed9\u5927\u5bb6\uff0c\u5e94\u8be5\u80fd\u770b\u5f97\u66f4\u660e\u767d\u4e00\u4e9b\uff1a<\/span><\/p>\n


      <\/p>\n

      <\/p>\n


      <\/p>\n

      \u6ce8\u610f\uff0c\u5728\u56fe\u4e2d\uff0cEPC\uff08\u5c31\u662f4G\u6838\u5fc3\u7f51\uff09\u88ab\u5206\u4e3aNew Core\uff085GC\uff0c5G\u6838\u5fc3\u7f51\uff09\u548cMEC\uff08\u79fb\u52a8\u7f51\u7edc\u8fb9\u754c\u8ba1\u7b97\u5e73\u53f0\uff09\u4e24\u90e8\u5206\u3002MEC\u79fb\u52a8\u5230\u548cCU\u4e00\u8d77\uff0c\u5c31\u662f\u6240\u8c13\u7684\u201c\u4e0b\u6c89<\/span>\u201d\uff08\u79bb\u57fa\u7ad9\u66f4\u8fd1\uff09\u3002<\/span><\/p>\n

      <\/p>\n

      <\/p>\n

      \u6838\u5fc3\u7f51\u90e8\u5206\u529f\u80fd\u4e0b\u6c89<\/span><\/p>\n


      <\/p>\n

      \u4e4b\u6240\u4ee5\u8981BBU\u529f\u80fd\u62c6\u5206<\/strong>\u3001\u6838\u5fc3\u7f51\u90e8\u5206\u4e0b\u6c89<\/strong>\uff0c\u6839\u672c\u539f\u56e0\uff0c\u5c31\u662f\u4e3a\u4e86\u6ee1\u8db35G\u4e0d\u540c\u573a\u666f\u7684\u9700\u8981\u3002<\/span><\/p>\n

      <\/p>\n

      5G\u662f\u4e00\u4e2a\u201c\u4e07\u91d1\u6cb9<\/span>\u201d\u7f51\u7edc\uff0c\u9664\u4e86\u7f51\u901f\u5feb\u4e4b\u5916\uff0c\u8fd8\u6709\u5f88\u591a\u7684\u7279\u70b9\uff0c\u4f8b\u5982\u65f6\u5ef6\u4f4e\u3001\u652f\u6301\u6d77\u91cf\u8fde\u63a5\uff0c\u652f\u6301\u9ad8\u901f\u79fb\u52a8\u4e2d\u7684\u624b\u673a\uff0c\u7b49\u7b49\u3002<\/span><\/p>\n


      <\/p>\n

      \u4e0d\u540c\u573a\u666f\u4e0b\uff0c\u5bf9\u4e8e\u7f51\u7edc\u7684\u7279\u6027\u8981\u6c42\uff08\u7f51\u901f\u3001\u65f6\u5ef6\u3001\u8fde\u63a5\u6570\u3001\u80fd\u8017…\uff09\uff0c\u5176\u5b9e\u662f\u4e0d\u540c\u7684\uff0c\u6709\u7684\u751a\u81f3\u662f\u77db\u76fe\u7684\u3002<\/span><\/p>\n

      <\/p>\n

      \u4f8b\u5982\uff0c\u4f60\u770b\u9ad8\u6e05\u6f14\u5531\u4f1a\u76f4\u64ad\uff0c\u5728\u4e4e\u7684\u662f\u753b\u8d28\uff0c\u65f6\u6548\u4e0a\uff0c\u6574\u4f53\u5ef6\u540e\u51e0\u79d2\u751a\u81f3\u5341\u51e0\u79d2\uff0c\u4f60\u662f\u6ca1\u611f\u89c9\u7684\u3002\u800c\u4f60\u8fdc\u7a0b\u9a7e\u9a76\uff0c\u5728\u4e4e\u7684\u662f\u65f6\u5ef6\uff0c\u65f6\u5ef6\u8d85\u8fc710<\/span>ms\uff0c\u90fd\u4f1a\u4e25\u91cd\u5f71\u54cd\u5b89\u5168\u3002<\/span><\/p>\n

      <\/p>\n

      \u6240\u4ee5\uff0c\u628a\u7f51\u7edc\u62c6\u5f00\u3001\u7ec6\u5316\uff0c\u5c31\u662f\u4e3a\u4e86\u66f4\u7075\u6d3b\u5730\u5e94\u5bf9\u573a\u666f\u9700\u6c42\u3002<\/span><\/p>\n

      <\/p>\n

      \u8bf4\u5230\u8fd9\u91cc\uff0c\u5c31\u8981\u63d0\u52305G\u7684\u4e00\u4e2a\u5173\u952e\u6982\u5ff5\u2014\u2014\u300c\u5207\u7247\u300d<\/strong>\u3002<\/span><\/p>\n

      <\/p>\n

      \u5207\u7247\uff0c\u7b80\u5355\u6765\u8bf4\uff0c\u5c31\u662f\u628a\u4e00\u5f20\u7269\u7406\u4e0a\u7684\u7f51\u7edc\uff0c\u6309\u5e94\u7528\u573a\u666f\u5212\u5206\u4e3aN\u5f20\u903b\u8f91\u7f51\u7edc\u3002\u4e0d\u540c\u7684\u903b\u8f91\u7f51\u7edc\uff0c\u670d\u52a1\u4e8e\u4e0d\u540c\u573a\u666f\u3002<\/span><\/p>\n


      <\/p>\n

      <\/p>\n

      \u4e0d\u540c\u7684\u5207\u7247\uff0c\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f<\/span><\/span><\/p>\n


      <\/p>\n

      \u7f51\u7edc\u5207\u7247\uff0c\u53ef\u4ee5\u4f18\u5316\u7f51\u7edc\u8d44\u6e90\u5206\u914d\uff0c\u5b9e\u73b0\u6700\u5927\u6210\u672c\u6548\u7387\uff0c\u6ee1\u8db3\u591a\u5143\u5316\u8981\u6c42\u3002<\/span><\/p>\n

      <\/p>\n

      <\/p>\n

      <\/span><\/p>\n

      \u53ef\u4ee5\u8fd9\u4e48\u7406\u89e3\uff0c<\/span>\u56e0\u4e3a\u9700\u6c42\u591a\u6837\u5316\uff0c\u6240\u4ee5\u8981\u7f51\u7edc\u591a\u6837\u5316\uff1b\u56e0\u4e3a\u7f51\u7edc\u591a\u6837\u5316\uff0c\u6240\u4ee5\u8981\u5207\u7247\uff1b\u56e0\u4e3a\u8981\u5207\u7247\uff0c\u6240\u4ee5\u7f51\u5143\u8981\u80fd\u7075\u6d3b\u79fb\u52a8\uff1b\u56e0\u4e3a\u7f51\u5143\u7075\u6d3b\u79fb\u52a8\uff0c\u6240\u4ee5\u7f51\u5143\u4e4b\u95f4\u7684\u8fde\u63a5\u4e5f\u8981\u7075\u6d3b\u53d8\u5316\u3002<\/span><\/p>\n

      <\/span><\/p>\n

      <\/p>\n

      <\/span>
      <\/p>\n

      \u6240\u4ee5\uff0c\u624d\u6709\u4e86DU\u548cCU\u8fd9\u6837\u7684\u65b0\u67b6\u6784\u3002<\/span>
      <\/p>\n


      <\/p>\n

      \u4f9d\u636e5G\u63d0\u51fa\u7684\u6807\u51c6\uff0cCU\u3001DU\u3001AAU\u53ef\u4ee5\u91c7\u53d6\u5206\u79bb\u6216\u5408\u8bbe\u7684\u65b9\u5f0f\uff0c\u6240\u4ee5\uff0c\u4f1a\u51fa\u73b0\u591a\u79cd\u7f51\u7edc\u90e8\u7f72\u5f62\u6001\uff1a<\/span><\/p>\n


      <\/p>\n

      <\/section>\n

      \u56de\u4f20\u3001\u4e2d\u4f20\u3001\u524d\u4f20\uff0c\u662f\u4e0d\u540c\u5b9e\u4f53\u4e4b\u95f4\u7684\u8fde\u63a5<\/span><\/p>\n


      <\/p>\n

      \u4e0a\u56fe\u6240\u5217\u7f51\u7edc\u90e8\u7f72\u5f62\u6001\uff0c\u4f9d\u6b21\u4e3a\uff1a<\/span><\/p>\n

      \u2460 \u4e0e\u4f20\u7edf4G\u5b8f\u7ad9\u4e00\u81f4\uff0cCU\u4e0eDU\u5171\u786c\u4ef6\u90e8\u7f72\uff0c\u6784\u6210BBU\u5355\u5143\u3002<\/span><\/p>\n

      \u2461 DU\u90e8\u7f72\u57284G BBU\u673a\u623f\uff0cCU\u96c6\u4e2d\u90e8\u7f72\u3002<\/span><\/p>\n

      \u2462 DU\u96c6\u4e2d\u90e8\u7f72\uff0cCU\u66f4\u9ad8\u5c42\u6b21\u96c6\u4e2d\u3002<\/span><\/p>\n

      \u2463 CU\u4e0eDU\u5171\u7ad9\u96c6\u4e2d\u90e8\u7f72\uff0c\u7c7b\u4f3c4G\u7684C-RAN\u65b9\u5f0f\u3002<\/span><\/p>\n


      <\/span><\/p>\n

      \u8fd9\u4e9b\u90e8\u7f72\u65b9\u5f0f\u7684\u9009\u62e9\uff0c\u9700\u8981\u540c\u65f6\u7efc\u5408\u8003\u8651\u591a\u79cd\u56e0\u7d20\uff0c\u5305\u62ec\u4e1a\u52a1\u7684\u4f20\u8f93\u9700\u6c42\uff08\u5982\u5e26\u5bbd\uff0c\u65f6\u5ef6\u7b49\u56e0\u7d20\uff09\u3001\u5efa\u8bbe\u6210\u672c\u6295\u5165\u3001\u7ef4\u62a4\u96be\u5ea6\u7b49\u3002<\/span><\/p>\n


      <\/p>\n

      \u4e3e\u4e2a\u4f8b\u5b50\uff0c<\/span>\u5982\u679c\u524d\u4f20\u7f51\u7edc\u4e3a\u7406\u60f3\u4f20\u8f93\uff08\u6709\u94b1\uff0c\u5149\u7ea4\u76f4\u63a5\u5230\u5929\u7ebf\u90a3\u8fb9\uff09\uff0c\u90a3\u4e48\uff0cCU\u4e0eDU\u53ef\u4ee5\u90e8\u7f72\u5728\u540c\u4e00\u4e2a\u96c6\u4e2d\u70b9\u3002\u5982\u679c\u524d\u4f20\u7f51\u7edc\u4e3a\u975e\u7406\u60f3\u4f20\u8f93\uff08\u6ca1\u94b1\uff0c\u6ca1\u90a3\u4e48\u591a\u5149\u7ea4\uff09\uff0cDU\u53ef\u4ee5\u91c7\u7528\u5206\u5e03\u5f0f\u90e8\u7f72\u7684\u65b9\u5f0f<\/span>\u3002<\/span><\/p>\n

      <\/p>\n

      <\/p>\n

      <\/p>\n

      \u518d\u4f8b\u5982\uff0c\u5982\u679c\u662f\u8f66\u8054\u7f51\u8fd9\u6837\u7684\u4f4e\u65f6\u5ef6\u8981\u6c42\u573a\u666f\uff0c\u4f60\u7684DU\uff0c\u5c31\u8981\u60f3\u529e\u6cd5\u5f80\u524d\u653e\uff08\u9760\u8fd1AAU\u90e8\u7f72\uff09\u3002\u5728\u8fd9\u7c7b\u573a\u666f\u4e0b\uff0cMEC\uff08\u79fb\u52a8\u8fb9\u7f18\u8ba1\u7b97\uff09\u4e5f\u4f1a\u88ab\u5f15\u5165\u7f51\u7edc\uff0c\u53d1\u6325\u4f5c\u7528\u3002<\/span><\/p>\n


      <\/span><\/p>\n

      <\/section>\n
      MEC\u8fb9\u7f18\u8ba1\u7b97\u7684\u5f15\u5165<\/span><\/section>\n

      <\/span><\/p>\n

      <\/p>\n

      \u597d\u5566\uff0c\u5173\u4e8e\u63a5\u5165\u7f51\u7684\u4ecb\u7ecd\uff0c\u4eca\u5929\u5c31\u5148\u5230\u8fd9\u91cc\uff01<\/span><\/span><\/span><\/p>\n

      <\/p>\n

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