{"id":2102,"date":"2024-05-16T15:58:32","date_gmt":"2024-05-16T07:58:32","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=2102"},"modified":"2024-06-19T17:29:31","modified_gmt":"2024-06-19T09:29:31","slug":"%e9%aa%a8%e5%b9%b2%e7%bd%91%e5%85%89%e9%80%9a%e4%bf%a1%e7%9a%84%e6%9c%80%e6%96%b0%e8%b6%8b%e5%8a%bf","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=2102","title":{"rendered":"\u9aa8\u5e72\u7f51\u5149\u901a\u4fe1\u7684\u6700\u65b0\u8d8b\u52bf"},"content":{"rendered":"
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\u2588<\/span><\/strong><\/span> 400G\uff0c\u771f\u7684\u6765\u4e86<\/span><\/strong><\/section>\n

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GPU\u670d\u52a1\u5668\u7684\u7f51\u7edc\u7aef\u53e3<\/span>
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\u2588<\/span><\/strong><\/span> 400G\uff0c\u662f\u5982\u4f55\u505a\u5230\u7684\uff1f
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\u9996\u5148\uff0c\u662f\u6ce2\u7279\u7387\u3002<\/span><\/section>\n

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\u76ee\u524d\uff0cCMOS\u5de5\u827a\u4ece16nm\u63d0\u9ad8\u52307nm\u548c5nm\uff0c\u6ce2\u7279\u7387\u4e5f\u9010\u6e10\u4ece30+Gbaud\u63d0\u9ad8\u523064+Gbaud\u300190+Gbaud\u3001128+Gbaud\u3002<\/span><\/section>\n

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\u73b0\u5728\u7684400G\u80fd\u591f\u5546\u7528\uff0c\u5c31\u662f\u5f97\u76ca\u4e8e\u6ce2\u7279\u7387\u80fd\u591f\u8fbe\u5230128Gbaud<\/span>\u3002<\/span><\/section>\n

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\u518d\u770b\u770b\u8c03\u5236\u65b9\u5f0f\u3002
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400G\u6280\u672f\u7684\u8c03\u5236\u65b9\u6848\uff0c\u76ee\u524d\u4e3b\u8981\u670916QAM\u300116QAM-PCS\uff08PCS\u662f\u6982\u7387\u6574\u5f62\u6280\u672f\uff0c\u4e0b\u6b21\u4e13\u95e8\u4ecb\u7ecd\uff09<\/span>\u548cQPSK\u4e09\u79cd\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002<\/span><\/section>\n

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QPSK\u5bf9\u975e\u7ebf\u6027\u7684\u8010\u53d7\u80fd\u529b\u66f4\u9ad8\uff0c\u76f8\u6bd416QAM-PCS\u53ef\u4ee5\u9002\u5f53\u63d0\u9ad8\u5165\u7ea4\u529f\u7387\u3002\u5176\u6b21\uff0cQPSK\u7684\u80cc\u9760\u80ccOSNR\u95e8\u9650\u76f8\u6bd416QAM-PCS\u6709\u4f18\u5316\u3002\u518d\u6709\uff0c\u8bbe\u7f6eQPSK\u7684\u901a\u9053\u95f4\u9694\u4e3a150GHz\uff0c\u4f7f\u5f97\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u51e0\u4e4e\u6ca1\u6709\u6ee4\u6ce2\u4ee3\u4ef7\u3002<\/span><\/section>\n

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\u8fd9\u4e9b\u4f18\u52bf\uff0c\u90fd\u4f7f\u5f97QPSK\u9010\u6e10\u6210\u4e3a\u884c\u4e1a\u5728\u9aa8\u5e72\u7f51\u548cDCI\u7684\u4e00\u81f4\u9996\u9009\u3002<\/span><\/span><\/section>\n

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\u4e09\u79cd\u65b9\u6848\u7684\u5927\u6982\u5bf9\u6bd4<\/span>
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\u73b0\u5728\uff0c\u524d\u4e24\u79cd\u65b9\u6848\uff0c\u88ab\u8003\u8651\u7684\u5e94\u7528\u573a\u666f\u66f4\u591a\u662f\u57ce\u57df\u6216\u7701\u5e72\u3002<\/span>
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\u7b2c\u4e09\uff0c\u662f\u6269\u5c55\u6ce2\u6bb5\u3002<\/span><\/section>\n

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\u6ce2\u7279\u7387\u548c\u8c03\u5236\u4e3b\u8981\u5f71\u54cd\u7684\u662f\u5355\u6ce2\u901f\u7387\u3002\u4e00\u6839\u5149\u7ea4\uff0c\u662f\u53ef\u4ee5\u6709\u591a\u4e2a\u6ce2\u7684\uff0c\u53ea\u8981\u9891\u8c31\u8303\u56f4\u8db3\u591f\u5927\uff0c\u5c31\u53ef\u4ee5\u4e86\u3002<\/span><\/section>\n

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\u5355\u6ce2\u5e26\u5bbd\u00d7\u5355\u7ea4\u6ce2\u6570=\u5355\u7ea4\u5e26\u5bbd\u3002<\/span><\/section>\n

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\u524d\u9762\u8868\u683c\u5199\u4e86\uff0cQPSK 400G\u7684\u901a\u9053\u95f4\u9694\u8fbe\u5230150GHz\u3002\u4f20\u7edf\u7684C\u6ce2\u6bb5\u548c\u6269\u5c55C\u6ce2\u6bb5\u90fd\u4e0d\u8db3\u4ee5\u6ee1\u8db3\u9891\u8c31\u5e26\u5bbd\u7684\u9700\u6c42\u3002<\/span><\/section>\n

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\u4e8e\u662f\uff0c\u73b0\u5728\u9010\u6e10\u91c7\u7528\u4e86C6T+L6T\u7684\u65b9\u5f0f\uff0c\u4e00\u5171\u662f12THz\u7684\u9891\u8c31\u5e26\u5bbd\u3002\u8ba1\u7b97\u4e00\u4e0b\uff0c80\u4e2a\u6ce2\uff0c\u5355\u6ce2400G\uff0c\u4e00\u8d77\u5c31\u662f\u5355\u7ea432T\u5bb9\u91cf\u3002\u5982\u679c\u727a\u7272\u4e00\u70b9\u8ddd\u79bb\uff0c\u7528\u5728\u7701\u5e72\u7684\u8bdd\uff0c\u90e8\u7f72QPSK\u621616QAM-PCS\uff0c\u5bb9\u91cf\u8fd8\u80fd\u518d\u5927\u4e9b\uff0c\u8fbe\u523048T\u3002<\/span><\/section>\n

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\u5173\u4e8e\u6ce2\u6bb5\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u53ef\u4ee5\u770b\u8fd9\u91cc\uff1a\u5149\u901a\u4fe1\u5230\u5e95\u6709\u54ea\u4e9b\u6ce2\u6bb5\uff1f<\/a><\/span><\/section>\n

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\u6269\u5c55\u6ce2\u6bb5\u7684\u6700\u5927\u95ee\u9898\uff0c\u5728\u4e8e\u5668\u4ef6\u662f\u5426\u80fd\u591f\u652f\u6301\uff0c\u4e14\u6210\u672c\u662f\u5426\u53ef\u63a7\u3002\u8fd9\u91cc\u6240\u8bf4\u7684\u5668\u4ef6\uff0c\u5305\u62ecITLA\u3001CDM\u3001ICR\u3001EDFA\u53caWSS\u7b49\uff0c\u6d89\u53ca\u5230\u5149\u7684\u6536\u53d1\u548c\u5149\u8def\u4ea4\u6362\u3001\u653e\u5927\u7b49\u3002<\/span><\/section>\n

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\u6ce2\u6bb5\u6269\u5c55\u7684\u8bdd\uff0c\u8fd8\u6d89\u53ca\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u90a3\u5c31\u662f\u6574\u5408\u3002
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G.654E\u5149\u7ea4\u5df2\u7ecf\u5177\u5907\u89c4\u6a21\u5316\u751f\u4ea7\u7684\u80fd\u529b\uff0c\u5c06\u5728\u957f\u9014\u5e72\u7ebf\u4e0a\u8fdb\u884c\u5927\u89c4\u6a21\u90e8\u7f72\u3002G.654\u7cfb\u5217\u7684\u4e00\u4e9b\u4f4e\u635f\u8017\u5149\u7ea4\uff0c\u4e5f\u6210\u4e3a\u6d77\u7f06\u7cfb\u7edf\u8de8\u6d0b\u8d85\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u9996\u9009\u3002<\/span><\/section>\n

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\u2588<\/span><\/strong><\/span> 400G\u7684\u4e0b\u4e00\u6b65\uff0c800G or 1.6T\uff1f<\/span><\/strong><\/section>\n

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\u8d85\u8fc7400G\uff0c\u4e0d\u80fd\u518d\u6307\u671bQPSK\u4e86\u300216QAM\u8c03\u5236\uff0c\u662f\u884c\u4e1a\u76ee\u524d\u666e\u904d\u8ba4\u53ef\u7684\u9009\u9879\u3002<\/span><\/section>\n

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\u6ce2\u6bb5\u4e5f\u9700\u8981\u8fdb\u4e00\u6b65\u6269\u5c55\u3002\u5728\u6269\u5c55C\u548cL\u7684\u57fa\u7840\u4e0a\uff0c\u8003\u8651\u5f80S\u6ce2\u6bb5\u3001U\u6ce2\u6bb5\u3001E\u6ce2\u6bb5\u7b49\u8fdb\u884c\u6269\u5c55\u3002\u5982\u679c\u662fC+L+S\uff0c\u90a3\u5c31\u662f12T+5T\uff0c\u8fbe\u523017THz\u7684\u9891\u5bbd\u3002<\/span><\/section>\n

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\u5728\u6570\u636e\u4e2d\u5fc3\u5185\u90e8\uff0c800G\uff08\u57fa\u4e8e100GBd\u4ee5\u4e0a\u6ce2\u7279\u7387\uff0c\u5355\u901a\u9053100G\uff09\u5df2\u7ecf\u5546\u7528\u4e86\u3002\u5355\u901a\u9053200G\u3001400G\u3001800G\uff0c\u53ea\u662f\u65f6\u95f4\u6709\u65e9\u6709\u665a\u3002\u5728\u8fd9\u65b9\u9762\uff0c\u56fd\u5916\u7684\u8fdb\u5ea6\u66f4\u5feb\u4e00\u4e9b\u3002
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\u2588<\/span><\/strong><\/span> \u6700\u540e\u7684\u8bdd<\/span><\/strong><\/section>\n

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\u4eba\u7c7b\u6570\u636e\u6d41\u91cf\u4e0d\u65ad\u589e\u52a0\u7684\u8d8b\u52bf\uff0c\u5728\u672a\u6765\u51e0\u5341\u5e74\u90fd\u662f\u4e0d\u4f1a\u53d8\u7684\u3002\u4eba\u5de5\u667a\u80fd\u6280\u672f\u7684\u9ad8\u901f\u5d1b\u8d77\uff0c\u4f1a\u5c06\u8fd9\u4e2a\u8d8b\u52bf\u8fdb\u4e00\u6b65\u653e\u5927\u3002<\/span><\/section>\n

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\u53c2\u8003\u6587\u732e\uff1a<\/span><\/strong><\/span><\/section>\n
1\u3001\u300aAI\u65f6\u4ee3\u9ad8\u901f\u5149\u4f20\u8f93\u5173\u952e\u6280\u672f\u3001\u5e94\u7528\u8fdb\u5c55\u53ca\u672a\u6765\u5c55\u671b\u300b\uff0c\u4fe1\u901a\u9662\u6280\u672f\u4e0e\u6807\u51c6\u7814\u7a76\u6240\uff0c\u5f20\u6d77\u61ff\uff1b<\/span><\/section>\n
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