{"id":2018,"date":"2024-03-25T13:15:11","date_gmt":"2024-03-25T05:15:11","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=2018"},"modified":"2024-06-19T17:21:40","modified_gmt":"2024-06-19T09:21:40","slug":"%e8%81%8a%e8%81%8a%e4%bb%8a%e5%b9%b4%e5%be%88%e7%81%ab%e7%9a%843cc","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=2018","title":{"rendered":"\u804a\u804a\u4eca\u5e74\u5f88\u706b\u76843CC"},"content":{"rendered":"\n

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\u2588 \u4ec0\u4e48\u662f3CC<\/strong><\/h4>\n\n\n\n

3CC\uff0c\u5168\u79f0\u53eb3 Component Carriers\uff0c\u4e09\u8f7d\u6ce2\u805a\u5408\u6216\u4e09\u8f7d\u6ce2\u5355\u5143\u3002\uff08Component\u662f\u201c\u7ec4\u6210\u3001\u90e8\u4ef6\u201d\u7684\u610f\u601d\uff0c\u800cCarrier\u662f\u201c\u8f7d\u6ce2\u3001\u8f7d\u4f53\u201d\u7684\u610f\u601d\uff0c3CC\u76f4\u8bd1\u5e94\u8be5\u662f\u201c\u4e09\u4e2a\u7ec4\u6210\u8f7d\u6ce2\u201d\u3002\uff09<\/p>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

3CC\u5c5e\u4e8e\u8f7d\u6ce2\u805a\u5408\uff08CA\uff0cCarrier Aggregation\uff09\u6280\u672f\u3002\u8bf4\u5230\u8f7d\u6ce2\u805a\u5408\uff0c\u5927\u5bb6\u5e94\u8be5\u4e0d\u4f1a\u964c\u751f\u3002\u65e9\u57284G\u65f6\u4ee3\uff0c\u8f7d\u6ce2\u805a\u5408\u5c31\u5df2\u7ecf\u58f0\u540d\u9e4a\u8d77\u4e86\u3002<\/p>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

\u4e8e\u662f\uff0c3GPP\u5c31\u641e\u51fa\u6765\u4e00\u4e2aLTE-Advanced\uff08\u4e5f\u5c31\u662fLTE-A\uff09\uff0c\u901a\u8fc7\u8f7d\u6ce2\u805a\u5408\u6280\u672f\uff08\u6700\u591a\u80fd\u4e94\u4e2a\u8f7d\u6ce2\u8fdb\u884c\u805a\u5408\uff09\uff0c\u5b9e\u73b0\u8d85\u8fc71Gbps\u7684\u901f\u7387\uff0c\u52c9\u5f3a\u62ff\u5230\u4e864G\u7684\u201c\u79f0\u53f7\u201d\u3002<\/p>\n\n\n\n

\u800c\u4f20\u7edf\u7684LTE\uff0c\u5176\u5b9e\u4e0d\u7b974G\uff0c\u800c\u662f3.9G\uff0c\u6216\u201c\u51c64G\u201d\u3002<\/p>\n\n\n\n

\u5982\u4eca\uff0c\u6211\u4eec\u5230\u4e865G\u65f6\u4ee3\uff0c\u518d\u6b21\u4f7f\u51fa\u4e86\u201c\u8f7d\u6ce2\u805a\u5408\u201d\u8fd9\u4e00\u62db\uff0c\u4e0d\u518d\u662f\u4e3a\u4e86\u201c\u6b63\u540d\u201d\uff085G NR\u5df2\u7ecf\u7b26\u5408ITU\u76845G\u6807\u51c6\u8981\u6c42\uff09\uff0c\u800c\u662f\u4e3a\u4e86\u5728\u6307\u6807\u4e0a\u6709\u8fdb\u4e00\u6b65\u7a81\u7834\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u901a\u4fe1\u9891\u7387\u5e26\u5bbd\uff0c\u662f\u5f71\u54cd\u901f\u7387\u7684\u6700\u4e3b\u8981\u56e0\u7d20\u3002<\/p>\n\n\n\n

5G\u5206\u4e3aSub-6GHz\u9891\u6bb5\u548c\u6beb\u7c73\u6ce2\u9891\u6bb5\u3002\u6beb\u7c73\u6ce2\u9891\u6bb5\u5728\u56fd\u5185\u6682\u65f6\u6ca1\u6709\u653e\u5f00\uff0c6GHz\u9891\u6bb5\uff085.925-7.125GHz\uff09\u867d\u7136\u56fd\u5185\u4f1a\u7528\u4e8e\u79fb\u52a8\u901a\u4fe1\uff0c\u4f46\u6682\u65f6\u4e5f\u6ca1\u6709\u52a8\u7528\u7684\u8ff9\u8c61\u3002<\/p>\n\n\n\n

\u6240\u4ee5\uff0c\u5728\u8c03\u5236\u3001\u7f16\u7801\u7b49\u6280\u672f\u5df2\u7ecf\u63a5\u8fd1\u80fd\u529b\u6781\u9650\u7684\u60c5\u51b5\u4e0b\uff0c\u60f3\u8981\u8fdb\u4e00\u6b65\u63d0\u5347\u8fde\u63a5\u901f\u7387\uff0c\u5c31\u53ea\u80fd\u5145\u5206\u5229\u7528\u5df2\u6709\u7684\u9891\u6bb5\u8d44\u6e90\uff08\uff1c6GHz\u7684\u8fd9\u4e9b\u9891\u6bb5\uff09\u3002<\/p>\n\n\n

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\u56fd\u5185\u8fd0\u8425\u5546\u9891\u6bb5\u5206\u5e03\u56fe<\/figcaption><\/figure><\/div>\n\n\n

3CC\u5c31\u662f\u57fa\u4e8e\u8fd9\u4e2a\u524d\u63d0\u51fa\u73b0\u7684\u3002<\/p>\n\n\n\n

\u8fd0\u8425\u5546\u5c06\u81ea\u5df1\u7684\u4e0d\u540c\u9891\u6bb5\uff08\u542b\u5171\u5efa\u5171\u4eab\u9891\u6bb5\uff09\u8fdb\u884c\u7ed1\u5b9a\uff0c\u5b9e\u73b0\u66f4\u9ad8\u7684\u901f\u7387\uff0c\u4e00\u65b9\u9762\u53ef\u4ee5\u6ee1\u8db3\u7528\u6237\u7684\u9700\u6c42\uff0c\u53e6\u4e00\u65b9\u9762\u4e5f\u6709\u5229\u4e8e\u54c1\u724c\u5ba3\u4f20\u3002<\/p>\n\n\n\n

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\u2588 3CC\u7684\u6280\u672f\u770b\u70b9<\/strong><\/h4>\n\n\n\n

\u8f7d\u6ce2\u805a\u5408\uff08CA\uff09\u521a\u63d0\u51fa\u6765\u7684\u65f6\u5019\uff0c\u5c31\u5206\u4e3a3\u7c7b\uff0c\u5206\u522b\u662f\uff1a<\/p>\n\n\n\n

\u9891\u5e26\u5185\u76f8\u90bbCA\uff1a\u4e24\u4e2a\u8f7d\u6ce2\u5c5e\u4e8e3GPP\u89c4\u5b9a\u7684\u540c\u4e00\u9891\u6bb5\uff0c\u5e76\u4e14\u5728\u9891\u57df\u4e0a\u662f\u8fde\u7eed\u7684\u3002<\/p>\n\n\n\n

\u9891\u5e26\u5185\u4e0d\u76f8\u90bbCA\uff1a\u4e24\u4e2a\u8f7d\u6ce2\u5c5e\u4e8e3GPP\u89c4\u5b9a\u7684\u540c\u4e00\u9891\u6bb5\uff0c\u4f46\u662f\u5728\u9891\u57df\u4e0a\u662f\u4e0d\u8fde\u7eed\u7684\u3002<\/p>\n\n\n\n

\u9891\u5e26\u5916\u4e0d\u76f8\u90bbCA\uff1a\u4e24\u4e2a\u8f7d\u6ce2\u5c5e\u4e8e3GPP\u89c4\u5b9a\u7684\u4e0d\u540c\u9891\u6bb5\u3002<\/p>\n\n\n\n

\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n

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\"\"<\/figure><\/div>\n\n\n

\u53c2\u4e0e\u8f7d\u6ce2\u805a\u5408\u7684\u6bcf\u4e2a\u8f7d\u6ce2\uff0c\u5c31\u662f\u524d\u9762\u8bf4\u7684Component Carrier\uff0c\u4e1a\u754c\u79f0\u5206\u91cf\u8f7d\u6ce2\u3002<\/p>\n\n\n\n

\u5206\u91cf\u8f7d\u6ce2\u4e5f\u6709\u5206\u7c7b\u3002\u627f\u8f7d\u4fe1\u4ee4\u4f20\u8f93\u5e76\u7ba1\u7406\u5176\u4ed6\u5206\u91cf\u8f7d\u6ce2\u7684\u5206\u91cf\u8f7d\u6ce2\uff0c\u79f0\u4e4b\u4e3a\u4e3b\u8f7d\u6ce2\uff0c\u4e5f\u53ebPcell\uff08Primary cell\uff09\u3002<\/p>\n\n\n\n

\u7528\u6765\u6269\u5c55\u5e26\u5bbd\u548c\u63d0\u9ad8\u901f\u7387\uff0c\u7531\u4e3b\u8f7d\u6ce2\u6765\u51b3\u5b9a\u4f55\u65f6\u589e\u52a0\u6216\u5220\u9664\u7684\uff0c\u79f0\u4e3a\u8f85\u8f7d\u6ce2\uff0c\u4e5f\u53ebScell\uff08Secondary Cell\uff09\u3002<\/p>\n\n\n\n

\u56fd\u5185\u8fd0\u8425\u5546\u641e3CC\uff0c\u6709\u5404\u81ea\u4e0d\u540c\u7684\u805a\u5408\u65b9\u6848\u3002<\/p>\n\n\n\n

\u4e2d\u56fd\u79fb\u52a8\u7684\u5176\u4e2d\u4e00\u79cd\u65b9\u6848\u662f700MHz\uff0830M\uff09+ 2.6GHz\uff08100M\uff09+ 4.9GHz\uff08100M \uff09\uff0c\u4e00\u5171230M\u5e26\u5bbd\u3002<\/p>\n\n\n\n

\u4e2d\u56fd\u79fb\u52a8\u57282.6GHz\u9891\u6bb5\u8fd8\u670960M\uff0c\u672a\u6765\u9010\u6b65\u4e5f\u4f1a\u7528\u4e8e5G\uff0c\u53d8\u62102.6GHz\uff08100M+60M\uff09+ 4.9GHz\uff08100M \uff09\uff0c\u4e00\u5171260M\u5e26\u5bbd\u3002\u91c7\u7528\u8fd9\u79cd\u65b9\u6848\u7684\u591a\u3002<\/p>\n\n\n

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\"\"<\/figure><\/div>\n\n\n

\u4e2d\u56fd\u7535\u4fe1\u548c\u4e2d\u56fd\u8054\u901a\uff0c\u4e3b\u8981\u91c7\u7528\u7684\u662f2.1GHz\uff0840M\uff09+ 3.5GHz\uff08200M\uff0c\u542b\u5171\u5efa\u5171\u4eab\uff09 \u7684\u65b9\u6848\u3002\u6709\u7684\u5730\u65b9\uff0c\u4f1a\u52a0\u4e0a900MHz\u76842\u00d711M\u3002\u4e5f\u6709\u7684\u5730\u65b9\uff0c\u53ea\u7528\u4e863.5GHz\u7684200M\u3002<\/p>\n\n\n\n

\u770b\u7f51\u4e0a\u7684\u65b0\u95fb\u62a5\u9053\uff0c\u56fd\u5185\u8fd0\u8425\u5546\u5f88\u591a\u7701\u5e02\u90fd\u505a\u4e863CC\u8bd5\u70b9\uff0c\u5927\u90e8\u5206\u6d4b\u901f\u90fd\u662f4Gbps\u4ee5\u4e0a\u3002<\/p>\n\n\n\n

\u622a\u6b62\u76ee\u524d\uff082024.3.25\uff09\u7684\u6700\u65b0\u6d88\u606f\uff0c\u6d59\u6c5f\u79fb\u52a8\u676d\u5dde\u5206\u516c\u53f8\u8054\u5408\u534e\u4e3a\uff0c\u901a\u8fc72.6GHz\uff08160M\uff09+ 4.9GHz\uff08100M\uff09\u65b9\u6848\uff0c\u7ec8\u7aef\u4fa7\u56db\u6d41\u5e76\u53d1\u53e0\u52a01024QAM\u8c03\u5236\u65b9\u5f0f\uff0c\u9996\u6b21\u4f7f\u7528\u5546\u7528\u624b\u673a\u8fbe\u6210\u4e0b\u884c5.4Gbps\uff0c\u63a5\u8fd1\u7406\u8bba\u5cf0\u503c\u6781\u9650\u901f\u7387\u3002\u8fd9\u5e94\u8be5\u662f\u76ee\u524d\u7684\u6700\u9ad8\u4e0b\u884c\u6d4b\u901f\u7ed3\u679c\u3002<\/p>\n\n\n

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5480.61 Mbps<\/figcaption><\/figure><\/div>\n\n\n

\u4e0a\u884c\u901f\u7387\u65b9\u9762\uff0c\u8fd0\u8425\u5546\u91c7\u7528SUL\uff08\u4e0a\u4e0b\u884c\u89e3\u8026\uff09\u7b49\u6280\u672f\uff0c\u76ee\u524d\u666e\u904d\u4e5f\u80fd\u6d4b\u5230\u5927\u51e0\u767eMbps\u751a\u81f31Gbps\u4ee5\u4e0a\u7684\u901f\u7387\u503c\uff08\u4e0a\u6d77\u8054\u901a\uff0c1.04Gbps\uff09\u3002<\/p>\n\n\n\n

\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6d4b\u901f\u548c\u5f88\u591a\u56e0\u7d20\u6709\u5173\u7cfb\u2014\u2014\u5468\u56f4\u7ec8\u7aef\u6570\u91cf\uff0c\u73af\u5883\u5e72\u6270\uff0c\u662f\u5426\u91c7\u7528\u4e86Massive MIMO\u6216\u9ad8\u9636\u8c03\u5236\uff0c\u90fd\u4f1a\u5f71\u54cd\u6d4b\u901f\u7ed3\u679c\u3002\u6240\u4ee5\uff0c\u6d4b\u901f\u503c\u770b\u770b\u5c31\u597d\uff0c\u6a2a\u5411\u5bf9\u6bd4PK\u610f\u4e49\u4e0d\u5927\u3002<\/p>\n\n\n\n

\u7ec6\u5fc3\u7684\u8bfb\u8005\u5e94\u8be5\u6ce8\u610f\u5230\u4e86\uff0c3CC\u6240\u4f7f\u7528\u7684\u9891\u6bb5\u65e2\u6709FDD\u9891\u6bb5\uff0c\u4e5f\u6709TDD\u9891\u6bb5\u3002\u662f\u7684\uff0c3CC\u5177\u5907\u8fd9\u6837\u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u652f\u6301\u201cF+T\u201d\u3002<\/p>\n\n\n\n

3CC\u80fd\u5e26\u6765\u663e\u8457\u7684\u4f53\u9a8c\u63d0\u5347\uff0c\u80cc\u540e\u8fd8\u662f\u79bb\u4e0d\u5f00\u4e00\u4e9b\u6280\u672f\u521b\u65b0\u3002<\/p>\n\n\n\n

3GPP R18\u6807\u51c6\u9a6c\u4e0a\u5c31\u8981\u6b63\u5f0f\u51bb\u7ed3\u4e86\uff0c\u8fd9\u662f5G-A\u7684\u7b2c\u4e00\u4e2a\u7248\u672c\u3002\u5728R18\u91cc\uff0c\u6709\u597d\u51e0\u9879\u6280\u672f\u548c3CC\u6709\u5173\uff0c\u4f8b\u5982FSA\u548cMB-SC\u3002<\/p>\n\n\n\n

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MB-SC\u662fMulti-Band Serving Cell\uff08\u591a\u9891\u6bb5\u670d\u52a1\u5c0f\u533a\uff09\u3002\u5b83\u53ef\u4ee5\u5c06\u975e\u8fde\u7eed\u7684\u5206\u6563\u9891\u8c31\u96c6\u6210\u91cd\u6784\uff0c\u5f62\u6210\u865a\u62df\u5927\u5e26\u5bbd\uff0c\u80fd\u8fdb\u4e00\u6b65\u63d0\u9ad8\u8d44\u6e90\u5229\u7528\u7387\uff0c\u6539\u5584\u4e0a\u884c\u4f53\u9a8c\u3002<\/p>\n\n\n\n

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\n
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