{"id":7222,"date":"2022-04-22T14:57:06","date_gmt":"2022-04-22T21:57:06","guid":{"rendered":"https:\/\/www.xh86.me\/?p=7222"},"modified":"2022-04-22T14:57:06","modified_gmt":"2022-04-22T21:57:06","slug":"%e6%95%b0%e6%8d%ae%e4%b8%ad%e5%bf%83%e5%85%b1%e5%b0%81%e8%a3%85%e6%8a%80%e6%9c%af%e7%9a%84%e6%9c%ba%e9%81%87%e4%b8%8e%e6%8c%91%e6%88%98%ef%bc%88%e4%b8%89%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=7222","title":{"rendered":"\u6570\u636e\u4e2d\u5fc3\u5171\u5c01\u88c5\u6280\u672f\u7684\u673a\u9047\u4e0e\u6311\u6218\uff08\u4e09\uff09"},"content":{"rendered":"
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\n

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\n

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\n

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\n

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\n

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\n

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\u5728\u4e0d\u4e45\u7684\u5c06\u6765\uff0c\u5355\u82af\u7247\u4ea4\u6362\u5bb9\u91cf\u7684\u8d8b\u52bf\u4f3c\u4e4e\u5c06\u7ee7\u7eed\u4fdd\u6301\uff0c\u4f46\u4e00\u4e9b\u5382\u5546\u5df2\u7ecf\u91c7\u7528\u4e86\u591a\u82af\u7247\u6280\u672f\uff0c\u8fd9\u4e5f\u53eb\u5c0f\u82af\u7247\u67b6\u6784\uff0c\u5176\u4e2d Serdes \u5728\u4e0e\u4ea4\u6362\u6838\u5fc3\u5728\u4e0d\u540c\u7684\u82af\u7247\u4e0a\u5b9e\u73b0\uff0c\u4ece\u800c\u80fd\u591f\u4f7f\u7528\u4e0d\u540c\u7684\u5de5\u827a\u6280\u672f\u8282\u70b9\u3002<\/span><\/section>\n
<\/section>\n
\u8d8551.2 Tb\/s \u7684\u53d1\u5c55\u662f\u5b58\u5728\u9ad8\u5ea6\u4e0d\u786e\u5b9a\u6027\u7684\uff0c\u5c06\u901a\u9053\u6570\u52a0\u500d\u4f1a\u7ee7\u7eed\u9047\u5230LGA\/BGA \u5c01\u88c5\u5c3a\u5bf8\u548c\u89e6\u70b9\/\u5f15\u811a\u95f4\u8ddd\u7684\u9650\u5236\uff1b200Gb\/s Serdes\u6280\u672f\u8fd8\u5728\u7ee7\u7eed\u7814\u7a76\u4e2d\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e100Tb\/s\u7684\u7814\u7a76\uff0c\u53ef\u80fd\u8fd8\u9700\u8981\u66f4\u591a\u7684\u65b9\u6848\u7814\u7a76\u3002<\/span><\/section>\n

\n

\u7b2c\u4e09\u90e8\u5206 \u6570\u636e\u4e2d\u5fc3\u5149\u5b66<\/span><\/span><\/h2>\n

\n

\u9762\u677f\u53ef\u63d2\u62d4 (FPP) \u6a21\u5757\u662f\u5f53\u524d\u6570\u636e\u4e2d\u5fc3\u4e3b\u8981\u90e8\u7f72\u7684\u3002\u672c\u8282\u8ba8\u8bba\u5b83\u7684\u4f18\u52bf\u4ee5\u53ca\u76f8\u5173\u5149\u3001\u7535\u548c\u7ba1\u7406\u63a5\u53e3\u7b49\u5728\u672a\u6765\u53d1\u5c55\u4e0a\u5b58\u5728\u7684\u7684\u969c\u788d\u3002<\/span><\/section>\n
<\/section>\n

3.1 FPP\u4f18\u52bf<\/span><\/span><\/h3>\n

\n

\u9762\u677f\u53ef\u63d2\u62d4\uff08FPP\uff09\u5149\u6a21\u5757\u7684\u6d41\u884c\u4e3b\u8981\u662f\u7531\u4e8e\u4ee5\u4e0b\u4f18\u70b9\u3002<\/span><\/section>\n
<\/section>\n
\u9996\u5148\uff0c<\/span>FPP \u5c06\u7535\u63a5\u53e3\u548c\u5149\u63a5\u53e3\u89e3\u8026<\/span><\/span>\uff0c\u5c06\u5149\u63a5\u53e3\u7684\u9009\u62e9\u4ece\u4ea4\u6362\u673a\u7ec4\u88c5\u65f6\u63a8\u8fdf\u5230\u90e8\u7f72\u65f6\u3002\u8fd9\u4f7f\u5f97\u5728\u5c06\u5149\u5b66\u7c7b\u578b\u4e0e\u5b9e\u9645\u7528\u4f8b\u76f8\u5339\u914d\u6216\u6062\u590d\u5230\u4f4e\u6210\u672c DAC \u4ee5\u7528\u4e8e\u77ed\u8ddd\u79bb\uff08\u673a\u67b6\u5185\uff09\u94fe\u8def\u65b9\u9762\u5177\u6709\u5f88\u5927\u7684\u7075\u6d3b\u6027\u3002\u53ef\u63d2\u62d4\u8bbe\u5907\u8fd8\u652f\u6301\u589e\u91cf\u90e8\u7f72\uff08\u201c\u6309\u9700\u4ed8\u8d39\u201d\uff09\uff0c\u5176\u4e2d\u4e00\u90e8\u5206\u7aef\u53e3\u6700\u521d\u4fdd\u6301\u7a7a\u7f6e\uff0c\u5e76\u6839\u636e\u9700\u8981\u8d2d\u4e70\u548c\u5b89\u88c5\u989d\u5916\u7684\u5149\u5b66\u5668\u4ef6\u3002<\/span><\/section>\n
<\/section>\n
\u6b64\u5916\uff0c\u7531\u4e8e\u53ef\u4ee5\u4ece\u524d\u9762\u677f\u5904\u7406\u6a21\u5757\uff0c\u56e0\u6b64\u53ef\u4ee5\u76f8\u5bf9\u8f7b\u677e\u5730\u8fdb\u884c<\/span>\u73b0\u573a\u7ef4\u4fee\u548c\u5347\u7ea7<\/span><\/span>\u3002<\/span><\/section>\n
<\/section>\n
\u6700\u540e\uff0c<\/span>MSA\u5b9e\u73b0\u4e86\u4e92\u64cd\u4f5c\u6027<\/span><\/span>\uff0c\u5e76\u4e3a\u6bcf\u79cd\u7c7b\u578b\u7684\u6a21\u5757\u521b\u5efa\u4e86\u4e00\u4e2a\u62e5\u6709\u4f17\u591a\u4f9b\u5e94\u5546\u7684\u751f\u6001\u7cfb\u7edf\uff0c\u907f\u514d\u4e86\u5355\u6e90\u4f9d\u8d56\uff0c\u5e76\u901a\u8fc7\u89c4\u6a21\u7ecf\u6d4e\u964d\u4f4e\u4e86\u6210\u672c\u3002<\/span><\/section>\n
<\/section>\n
\u4e00\u4e2a\u76f8\u5173\u7684\u90e8\u7f72\u6a21\u578b\u662f\u91c7\u7528\u6709\u6e90\u5149\u7f06(AOC)\uff0c\u5b83\u672c\u8d28\u4e0a\u662f\u4e24\u4e2a\uff08\u6216\u591a\u4e2a\uff09\u53ef\u63d2\u62d4\u6a21\u5757\u53ca\u5176\u4e92\u8fde\u5149\u7f06\u7684\u9884\u5236\u7ec4\u4ef6\u3002\u8fd9\u4e9b\u7ecf\u5e38\u51fa\u73b0\u7a81\u7834\u4e00\u7aef\u5177\u6709\u5355\u4e2a\u6a21\u5757\u7684\u914d\u7f6e\uff0c\u8be5\u6a21\u5757\u5206\u4e3a\u591a\u6761\u5149\u7ea4\uff0c\u6bcf\u6761\u5149\u7ea4\u5728\u53e6\u4e00\u7aef\u90fd\u6709\u4e00\u4e2a\u5355\u72ec\u7684\u6a21\u5757\u3002\u4f8b\u5982\uff0c\u4e00\u6839\u7535\u7f06\u4ece\u4e00\u4e2a 100 Gb\/s \u6a21\u5757\u5206\u51fa\u5230\u53e6\u4e00\u4fa7\u7684\u56db\u4e2a\u5355\u72ec\u7684 25 Gb\/s \u6a21\u5757\uff0c\u4f8b\u5982\u5141\u8bb8\u56db\u53f0\u670d\u52a1\u5668\u8fde\u63a5\u5230\u5355\u4e2a\u4ea4\u6362\u673a\u7aef\u53e3\u3002\u8fd9\u4f1a\u589e\u52a0\u4ea4\u6362\u673a\u6247\u51fa\u6570\u5e76\u6d88\u9664\u4e00\u4e9b\u5e38\u89c1\u7684\u9519\u8bef\u5b89\u88c5\uff0c\u4f46\u4f1a\u7ec4\u7ec7\u91cd\u590d\u4f7f\u7528\u5df2\u5b89\u88c5\u7684\u5149\u7ea4\u3002\u5bf9\u4e8e\u5149\u6a21\u5757\u4f9b\u5e94\u5546\u800c\u8a00\uff0cAOC \u6d88\u9664\u4e86\u5149\u5b66\u65b9\u9762\u7684\u4e92\u64cd\u4f5c\u6027\u95ee\u9898\uff0c\u56e0\u6b64\u4ed6\u4eec\u53ef\u4ee5\u9009\u62e9\u5177\u6709\u5bbd\u677e\u64cd\u4f5c\u6761\u4ef6\u7684\u4e13\u6709\u3001\u6210\u672c\u4f18\u5316\u7684\u89e3\u51b3\u65b9\u6848\u3002\u5728 InfiniBand \u7b49\u9ad8\u6027\u80fd\u8ba1\u7b97\u7f51\u7edc\u4e2d\uff0cAOC \u5360\u4e3b\u5bfc\u5730\u4f4d\u3002\u7531\u4e8e\u6240\u9700\u7684\u8303\u56f4\u901a\u5e38\u4e0d\u8d85\u8fc7 100m\uff0c\u56e0\u6b64\u5b83\u4eec\u53ef\u4ee5\u57fa\u4e8e\u591a\u6a21\u5149\u5b66\u5668\u4ef6\u8fdb\u884c\u8bbe\u8ba1\u3002<\/span><\/section>\n
<\/section>\n

3.2 \u5149\u63a5\u53e3<\/span><\/span><\/h3>\n

\n

\u7269\u7406\u4ecb\u8d28(PMD) \u5c42\u7684\u5149\u63a5\u53e3\u7531 IEEE 802.3 \u4ee5\u592a\u7f51\u6807\u51c6\u5b9a\u4e49\u3002\u7136\u800c\uff0c\u7279\u522b\u662f\u5bf9\u4e8e 100G \u4ee5\u592a\u7f51\u4e00\u4ee3\uff0cIEEE \u6807\u51c6\u5316\u8fc7\u7a0b\u4e2d\u7f3a\u4e4f\u5171\u8bc6\u5bfc\u81f4\u51fa\u73b0\u4e86\u51e0\u4e2a\u591a\u6e90\u534f\u8bae(MSA)\uff0c\u5305\u62ec PSM4\u3001CWDM4\uff08\u548c CWDM4-OCP\uff09\u548c CLR4\u3002\u5bf9\u4e8e 400G\u8fd9\u4e00\u4ee3\uff0c\u4e5f\u5df2\u7ecf\u5f62\u6210\u4e86\u51e0\u4e2a MSA\u6807\u51c6\uff0c\u5305\u62ec CWDM8\u3001100GLambda \u548c 400G-BiDi\u3002<\/span><\/section>\n
<\/section>\n
\u88682\u5217\u51fa\u4e86\u6240\u6709\u76f4\u63a5\u68c0\u6d4b\u5149\u5b66 400G PMD\u3002\u5149\u5b66\u4ecb\u8d28\u9009\u9879\u5305\u62ec\u5e76\u884c\u591a\u6a21\u5149\u7ea4 (MMF)\u3001\u5e76\u884c\u5355\u6a21\u5149\u7ea4 (SMF) \u548c\u5e26\u6ce2\u5206\u590d\u7528 (WDM) \u7684\u53cc\u5de5\u5355\u6a21\u5149\u7ea4\u3002<\/span><\/section>\n
\u8868 2\u00a0<\/span>400 GBASE \u5149\u63a5\u53e3\u7c7b\u578b<\/span><\/span>
<\/div><\/section>\n
<\/section>\n
\u5c3d\u7ba1\u8be5\u8868\u4ec5\u663e\u793a\u4e86 400G PMD\uff0c\u4f46\u4e5f\u5b9a\u4e49\u4e86\u8bb8\u591a\u4f7f\u7528\u76f8\u540c\u901a\u9053\u901f\u7387\u4f46\u901a\u9053\u66f4\u5c11 PMD\uff0c\u4f8b\u5982 200GBASE-DR4 (4\u00d750 Gbps) \u6216 100GBASE-DR1 (1\u00d7100 Gbps) \u5230\u652f\u6301\u5728\u5355\u4e2a 400G \u6a21\u5757\u4e2d\u5bb9\u7eb34\u4e2a100GBASE-DR1 \u7aef\u53e3\u7684\u7a81\u7834\u6027\u5e94\u7528\u3002
<\/span><\/section>\n
<\/section>\n
\u7531\u4e8e\u5176\u6210\u672c\u4f18\u52bf\uff0c\u57fa\u4e8e MMF \u7684\u94fe\u8def\u5bf9\u4e8e\u4ece\u67b6\u9876\u00a0(TOR) \u4ea4\u6362\u673a\u5230\u53f6\u4ea4\u6362\u673a\u7684\u4e0a\u884c\u94fe\u8def\u5f88\u6709\u5438\u5f15\u529b\uff0c\u4f46\u5176\u6709\u9650\u7684\u8303\u56f4\u4f7f\u5176\u4e0d\u9002\u5408\u53f6\u810a\u67b6\u6784\u8fde\u63a5\u3002400G \u6570\u636e\u4e2d\u5fc3\u5185\u8fde\u63a5\u7684\u91cd\u70b9 PMD \u662f DR4 \u548c FR4\u3002\u5149\u63a5\u53e3\u5728\u7535\u63a5\u53e3\u4e4b\u524d\u5c31\u5df2\u7ecf\u8fc7\u6e21\u5230\u6bcf\u901a\u9053 100 Gb\/s\uff0c\u76f8\u5bf9\u4e8e\u516b\u901a\u9053\u5149\u63a5\u53e3\uff08\u4f8b\u5982 FR8\uff09\uff0cPMD \u7684\u590d\u6742\u6027\u51cf\u534a\u3002<\/span><\/section>\n
<\/section>\n
400GBASE-DR4 \u4f7f\u7528\u56db\u5bf9\u5e73\u884c\u5149\u7ea4\uff0c\u5728\u957f\u8fbe 500 m \u7684\u8303\u56f4\u5185\u66f4\u5177\u6210\u672c\u6548\u76ca\uff0c\u5e76\u63d0\u4f9b\u5c06\u94fe\u8def\u5206\u6210\u56db\u4e2a 100GBASE-DR1 \u7684\u9009\u9879\u3002DR4 \u975e\u5e38\u9002\u5408 TOR \u5230\u53f6\u7684\u8fde\u63a5\u4ee5\u53ca\u5177\u6709\u7a81\u7834\u7684\u9ad8\u57fa\u6570\u53f6\u810a\u8fde\u63a5\u3002\u53e6\u4e00\u65b9\u9762\uff0c400GBASE-FR4 \u5229\u7528\u7c97\u6ce2\u5206\u590d\u7528 (CWDM) \u5c06\u5149\u7ea4\u6570\u91cf\u964d\u81f3\u6700\u4f4e\uff0c\u4ee3\u4ef7\u662f\u9700\u8981\u56db\u4e2a\u4e0d\u540c\u7684\u6fc0\u5149\u5668\u548c\u6ce2\u957f\uff08\u89e3\uff09\u590d\u7528\u5668\u3002FR4 \u901a\u5e38\u6700\u9002\u5408\u53f6-\u810a\u690e\u548c\u810a\u690e-\u6838\u5fc3\u8fde\u63a5\u3002<\/span><\/section>\n

\n

\u8ddd\u79bb\u8d85\u8fc7 2 \u516c\u91cc\u7684\u6570\u636e\u4e2d\u5fc3\u4e4b\u95f4\u7684\u8fde\u63a5\u9700\u8981\u5177\u6709\u66f4\u5bc6\u96c6\u4fe1\u9053\u95f4\u9694 (LAN-WDM) \u7684\u66f4\u957f\u8ddd\u79bb\u76f4\u63a5\u68c0\u6d4b\u94fe\u8def\uff0c\u4f8b\u5982 LR \u548c ER\uff0c\u4ee5\u53ca\u76f8\u5e72\u94fe\u8def\uff08ZR\uff0c\u672a\u5728\u8868\u4e2d\u663e\u793a\uff09\u3002<\/span><\/section>\n
<\/section>\n
\u4e0b\u4e00\u4ee3\u4ee5\u592a\u7f51\u5f88\u53ef\u80fd\u4f1a\u6807\u51c6\u5316 800G MAC \u548c 800G \u00a0PMD\u3002\u4ee5\u592a\u7f51\u6280\u672f\u8054\u76df\u5df2\u7ecf\u63d0\u51fa\u4e86\u4e00\u4e2a\u9884\u6807\u51c6\u7684 800G \u4ee5\u592a\u7f51 PCS\/MAC \u65b9\u6848\uff0c\u4f46\u4ecd\u9700\u8981\u51e0\u5e74\u65f6\u95f4\u624d\u80fd\u8fbe\u6210\u4e00\u4e2a\u7a33\u5b9a\u7684\u6807\u51c6\u8349\u6848\uff0c\u5305\u62ec800G PMD\u3002\u4f46\u662f\uff0c800G \u5149\u6a21\u5757\u5c06\u5f88\u5feb\u4ee5 2\u00d7400G\u30014\u00d7200G \u6216 8\u00d7100G \u914d\u7f6e\u7684\u5f62\u5f0f\u51fa\u73b0\u3002<\/span><\/section>\n
<\/section>\n
\u7b2c\u4e00\u4ee3 800G PMD \u53ef\u80fd\u57fa\u4e8e\u5177\u6709\u5e76\u884c\u548c\u53cc\u5de5 SMF \u53d8\u4f53\u7684\u516b\u4e2a\u7535\u901a\u9053\u548c\u516b\u4e2a\u5149\u901a\u9053\uff0c\u5373 800GBASE-DR8 \u548c -FR8\u3002\u57fa\u4e8e WDM \u7684\u7248\u672c\u5c06\u9700\u8981\u6bd4 20 nm (CWDM) \u66f4\u5bc6\u96c6\u7684\u4fe1\u9053\u95f4\u9694\uff0c\u4f8b\u5982\u4f7f\u7528 LAN-WDM \u76ee\u524d\u5728 400GBASE-FR8 \u548c -LR8 \u4e2d\u4f7f\u7528\u3002\u6211\u4eec\u4ecd\u7136\u53ef\u80fd\u4f1a\u770b\u5230\u57fa\u4e8e MMF \u7684 PMD\uff0c\u5c3d\u7ba1\u5b83\u4eec\u7684\u8986\u76d6\u8303\u56f4\u53ef\u80fd\u226450 m\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u5b83\u4eec\u7684\u6548\u7528\u3002<\/span><\/section>\n
<\/section>\n
\u7b2c\u4e8c\u4ee3 800G PMD \u5c06\u57fa\u4e8e\u6bcf\u901a\u9053 200 Gb\/s \u7684\u5149\u8c03\u5236\u3002\u76ee\u524d\u6b63\u5728\u7814\u7a76\u5b9e\u73b0\u7684\u6280\u672f\u89e3\u51b3\u65b9\u6848\uff0c\u5305\u62ec\u9ad8\u9636\u8c03\u5236\u683c\u5f0f\uff0c\u5982 PAM-6 \u00a0\u548c PAM-8\u3002<\/span><\/section>\n
<\/section>\n

3.3 \u7535\u6c14\u63a5\u53e3<\/span><\/span><\/h3>\n

\n

\u7535\u63a5\u53e3\u901a\u5e38\u57fa\u4e8e\u5149\u4e92\u8fde\u8bba\u575b (OIF) \u5b9a\u4e49\u7684\u901a\u7528\u7535\u63a5\u53e3 (CEI) \u5b9e\u65bd\u534f\u8bae\uff0c\u8be5\u534f\u8bae\u6784\u6210\u4e86 IEEE 802.3 \u6807\u51c6\uff08\u4f8b\u5982 CAUI \u548c 400GAUI\uff08\u4ee5\u524d\u79f0\u4e3a CDAUI\uff09\uff09\u7684\u57fa\u7840\u3002\u7531\u4e8e\u9884\u8ba1 CPO \u7684\u5e02\u573a\u51c6\u5165\u5c06\u4e0e\u5177\u6709 112G \u7535\u6c14 serdes \u7684\u4ea4\u6362\u673a ASIC \u4fdd\u6301\u4e00\u81f4\uff0c\u6211\u4eec\u5c06\u7b80\u8981\u56de\u987e\u4e94\u79cd\u4e0d\u540c\u7684\u7535\u6c14 OIF-CEI-112G I\/O \u53d8\u4f53\uff0c\u5982\u88683\u6240\u793a\u00a0\uff08\u4ece\u5de6\u5230\u53f3\u6309\u9012\u51cf\u987a\u5e8f\u6392\u5217\uff09\u3002<\/span><\/section>\n
<\/section>\n

<\/div>\u8868 3.\u00a0\u5149\u4e92\u8054\u8bba\u575b\u5b9a\u4e49\u7684 OIF-CEI-112G \u94fe\u8def\u7c7b\u578b<\/span><\/p>\n

IL = \u63d2\u5165\u635f\u8017\uff0cDAC = \u76f4\u63a5\u8fde\u63a5\u94dc\u7f06\uff0cC2C = \u80cc\u677f\u82af\u7247\u5230\u82af\u7247\uff0cC2M = \u82af\u7247\u5230\u6a21\u5757\uff0cC2OE = \u82af\u7247\u5230\u5149\u5b66\u5f15\u64ce\uff0cD2D = \u82af\u7247\u5230\u82af\u7247<\/span><\/p>\n

\n

LR serdes \u4f7f\u94dcDAC \u7535\u7f06\u6210\u4e3a\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6700\u4f4e\u6210\u672c\u9009\u9879\u3002\u53ea\u8981\u94dc\u4ecd\u7136\u662f\u673a\u67b6\u5185\u8fde\u63a5\u7684\u53ef\u884c\u9009\u62e9\uff0c\u5c31\u9700\u8981\u8fd9\u79cd\u7c7b\u578b\u7684 Serdes\u3002\u5728 112 G \u65f6\uff0c\u5c06\u53d8\u5f97\u5f88\u56f0\u96be\uff0c\u56e0\u4e3a 2 m \u7684\u76ee\u6807\u8303\u56f4\u4e0d\u518d\u8db3\u4ee5\u8986\u76d6\u67d0\u4e9b\u5e38\u89c1\u7528\u4f8b\u3002\u6b64\u8303\u56f4\u9650\u5236\u5bf9\u673a\u67b6\u5185\u7684\u8bbe\u5907\u653e\u7f6e\u65bd\u52a0\u4e86\u9650\u5236\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u7535\u7f06\u8de8\u5ea6\uff0c\u4f8b\u5982\u5c06\u67b6\u9876\u5f0f\u4ea4\u6362\u673a\u79fb\u81f3\u673a\u67b6\u4e2d\u95f4\u3002<\/span><\/section>\n
<\/section>\n
MR \u65e8\u5728\u901a\u8fc7\u4e00\u4e2a\u8fde\u63a5\u5668\u5728\u80cc\u677f\u4e0a\u5b9e\u73b0\u82af\u7247\u5230\u82af\u7247\u7684\u8fde\u63a5\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u94fe\u8def\u89e3\u51b3\u4e86\u7528\u4f8b\uff0c\u4f8b\u5982\u5728\u673a\u7bb1\u4ea4\u6362\u673a\u4e2d\u8fde\u63a5\u7ebf\u5361\u548c\u5149\u7ea4\u5361\uff08\u6216\u810a\u548c\u53f6\u5361\uff09\u3002<\/span><\/section>\n
<\/section>\n
VSR \u4e3b\u8981\u7528\u4e8e\u82af\u7247\u5230\u6a21\u5757\u7684\u8fde\u63a5\uff0c\u660e\u786e\u5bfb\u5740\u4ea4\u6362\u673a ASIC \u548c\u9762\u677f\u5b89\u88c5\u7684\u53ef\u63d2\u62d4\u6a21\u5757\u4e4b\u95f4\u7684\u901a\u9053\u3002\u67d0\u4e9b\u7aef\u53e3\u5b50\u96c6\u53ef\u80fd\u9700\u8981\u91cd\u5b9a\u65f6\u5668\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u4f4d\u4e8e\u9762\u677f\u8fb9\u7f18\u7684\u7aef\u53e3\u3002\u53ea\u8981\u5fc5\u987b\u652f\u6301\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\uff0c\u4ea4\u6362\u673a ASIC \u5c31\u9700\u8981\u63d0\u4f9b\u81f3\u5c11\u5177\u6709 VSR \u8303\u56f4\u7684 Serdes\u3002<\/span><\/section>\n
<\/section>\n
XSR \u662f Facebook \u548c Microsoft \u53d1\u5e03\u7684 CPO \u534f\u4f5c\u6587\u6863\u4e2d\u660e\u786e\u8c03\u7528\u7684\u63a5\u53e3\u3002\u5176\u4e3b\u8981\u7528\u4f8b\u662f\u5728\u6700\u5927\u7ea6 100 mm \u00d7 100 mm \u7684\u5c01\u88c5\u57fa\u677f\u4e0a\u5b9e\u73b0\u82af\u7247\u5230\u5149\u5b66\u5f15\u64ce\u7684\u8fde\u63a5\u3002<\/span><\/section>\n
<\/section>\n
USR \u65e8\u5728\u4f5c\u4e3a 2.5\/3D \u5c01\u88c5\u89e3\u51b3\u65b9\u6848\u7684\u82af\u7247\u5230\u82af\u7247\u63a5\u53e3\u3002\u5b83\u53ef\u4ee5\u901a\u8fc7\u66f4\u5bbd\u7684\u63a5\u53e3\u6765\u5b9e\u73b0\uff0c\u4f8b\u5982 CNRZ-5\u3001\u9ad8\u7ea7\u63a5\u53e3\u603b\u7ebf\u6216\u7ebf\u675f\u3002USR \u4e0d\u9002\u7528\u4e8e\u6700\u521d\u7684 CPO \u751f\u6210\uff0c\u4f46\u53ef\u80fd\u9002\u7528\u4e8e\u672a\u6765\u57fa\u4e8e\u5c0f\u82af\u7247\u7684\u4ea4\u6362\u673a\u5b9e\u73b0\uff0c\u8fd9\u4e9b\u4ea4\u6362\u673a\u5c06\u4ea4\u6362\u673a\u5185\u6838\u548c serdes \u5206\u5e03\u5728\u540c\u4e00\u5c01\u88c5\u4e2d\u7684\u591a\u4e2a\u82af\u7247\u4e0a\u3002<\/span><\/section>\n
<\/section>\n

3.4 \u7ba1\u7406\u754c\u9762<\/span><\/span><\/h3>\n

\n

\u5149\u94fe\u8def\u9700\u8981\u63d0\u4f9b\u7528\u4e8e\u63a7\u5236\u548c\u7ba1\u7406\u76ee\u7684\u7684\u4f4e\u901f\u7535\u63a5\u53e3\uff0c\u4ee5\u63d0\u4f9b\u914d\u7f6e\u548c\u76d1\u63a7\u7b49\u529f\u80fd\u3002\u8fd9\u901a\u5e38\u662f\u901a\u8fc7\u6a21\u5757\u5185\u90e8\u7684\u5d4c\u5165\u5f0f\u5fae\u63a7\u5236\u5668\u5b9e\u73b0\u7684\uff0c\u8be5\u5fae\u63a7\u5236\u5668\u63d0\u4f9b\u4e24\u7ebf\u63a5\u53e3\uff0c\u4f8b\u5982\u4e32\u884c\u5916\u8bbe\u63a5\u53e3 (SPI) \u6216\u5185\u90e8\u96c6\u6210\u7535\u8def (I2C)\u3002QSFP \u6a21\u5757\u7684\u7ba1\u7406\u534f\u8bae\u5728 SFF-8636 \u4e2d\u5b9a\u4e49\uff0c\u800c QSFP-DD \u548c OSFP \u91c7\u7528\u4e86\u66f4\u65b0\u7684\u901a\u7528\u7ba1\u7406\u63a5\u53e3\u89c4\u8303 (CMIS) \u3002\u4e3a\u4e86\u517c\u5bb9\u6027\uff0cCPO \u5f15\u64ce\u5e94\u9075\u5b88\u76f8\u540c\u7684\u6807\u51c6\u3002<\/span><\/section>\n
<\/section>\n

3.5 \u5916\u5f62<\/span><\/span><\/h3>\n

\n

\u73b0\u5728\u662f\u5b58\u50a8\u7f51\u7edc\u884c\u4e1a\u534f\u4f1a (SNIA) \u7684SFF\u59d4\u5458\u4f1a\u76d1\u7763\u4e86\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\u7684 MSA \u5916\u5f62\u89c4\u683c\u7684\u5b9a\u4e49\uff0c\u6700\u663e\u7740\u7684\u662f\u591a\u4ee3\u5c0f\u578b\u53ef\u63d2\u62d4 (SFP) \u6a21\u5757\u548c Quad SFP (QSFP) \uff0c\u5b83\u5c06 SFP \u4ece\u4e00\u4e2a\u901a\u9053\u6269\u5c55\u5230\u56db\u4e2a\u901a\u9053\u3002QSFP+ \u548c QSFP28 \u5206\u522b\u662f 40 \u548c 100 Gb\/s \u6a21\u5757\u7684\u4e3b\u8981\u5916\u5f62\u5c3a\u5bf8\u3002<\/span><\/section>\n
<\/section>\n
\u5411 400G \u6a21\u5757\u7684\u8fc7\u6e21\u9700\u8981\u5c06\u901a\u9053\u6570\u589e\u52a0\u4e00\u500d\u3002\u4e3a\u4e86\u6ee1\u8db3\u8fd9\u4e00\u8981\u6c42\uff0c\u51fa\u73b0\u4e86\u4e24\u79cd\u76f8\u4e92\u7ade\u4e89\u7684 MSA\uff0cQSFP-DD\uff08\u53cc\u5bc6\u5ea6\uff09\u548c OSFP\uff08\u516b\u8fdb\u5236\uff09\u3002QSFP-DD \u7a0d\u5c0f\uff0c\u5e76\u63d0\u4f9b\u4e0e QSFP28 \u7684\u5411\u540e\u517c\u5bb9\u6027\uff0c\u800c OSFP \u63d0\u4f9b\u66f4\u597d\u7684\u96c6\u6210\u70ed\u89e3\u51b3\u65b9\u6848\u548c\u66f4\u597d\u7684\u7535\u4fe1\u53f7\u5b8c\u6574\u6027\uff0c\u4f46\u4e0d\u5411\u540e\u517c\u5bb9\uff08\u5c3d\u7ba1 QSFP \u9002\u914d\u5668\u53ef\u7528\uff09\u3002QSFP-DD \u901a\u8fc7\u5f15\u5165\u7b2c\u4e8c\u6392\u89e6\u70b9\u6765\u4fdd\u6301\u4e0e QSFP \u7684\u5411\u540e\u517c\u5bb9\u6027\uff0c\u4ee3\u4ef7\u662f\u5411\u7535\u901a\u9053\u6dfb\u52a0\u5c42\u548c\u8fc7\u5b54\u3002\u53e6\u4e00\u65b9\u9762\uff0cOSFP \u5728\u8fde\u63a5\u5668\u7684\u6bcf\u4e00\u4fa7\u90fd\u6709\u66f4\u591a\u7684\u89e6\u70b9\u4ee5\u5bb9\u7eb3\u989d\u5916\u7684\u901a\u9053\u3002<\/span><\/section>\n
<\/section>\n
\u4e24\u79cd\u516b\u901a\u9053\u5c01\u88c5\u7684\u529f\u8017\u5df2\u7ecf\u8fbe\u523020 W\uff0c\u5176\u4e2d OSFP \u6bd4 QSFP-DD \u66f4\u5177\u4f18\u52bf\uff0c\u56e0\u4e3a\u5b83\u7684\u5916\u58f3\u548c\u96c6\u6210\u6563\u70ed\u5668\u7a0d\u5927\u3002\u4e00\u4e2a 1RU \u9762\u677f\u53ef\u4ee5\u5bb9\u7eb3 32 \u5230 36 \u4e2a QSFP\/OSFP \u6a21\u5757\uff0c\u4f7f\u7528\u5f53\u524d\u7684 400G \u6a21\u5757\u5b9e\u73b0\u6bcf\u4e2a RU \u9ad8\u8fbe 14.4 Tb\/s\u3002<\/span><\/section>\n
<\/section>\n
\u5bf9\u4e8e 800G \u6a21\u5757\u4e00\u4ee3\uff0c\u5347\u7ea7\u540e\u7684 QSFP-DD800 \u89c4\u8303\u5df2\u7ecf\u53d1\u5e03\uff0c\u9884\u8ba1 OSFP \u4e5f\u4f1a\u8fd9\u6837\u505a\u3002\u6b64\u5916\uff0c800G \u53ef\u63d2\u62d4 MSA \u8054\u76df\u4e5f\u5728\u4e3a 800G \u5149\u5b66\u5668\u4ef6\u5236\u5b9a\u89c4\u8303\u3002<\/span><\/section>\n
<\/section>\n

3.6 Gearbox<\/span><\/span><\/h3>\n

\n

\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5149\u548c\u7535\u4fe1\u53f7\u901f\u7387\u548c\u8c03\u5236\u683c\u5f0f\u5c06\u59cb\u7ec8\u4fdd\u6301\u4e00\u81f4\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u901f\u7387\u6216\u8c03\u5236\u683c\u5f0f\u8f6c\u6362\uff08\u201cGearbox\u201d\uff09\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u4ea4\u6362\u673a ASIC \u548c\u5149\u5b66\u8def\u7ebf\u56fe\u53d1\u5c55\u5e76\u4e0d\u603b\u662f\u540c\u65f6\u53d1\u751f\uff0c\u56e0\u6b64\u53ef\u80fd\u9700\u8981\u8fdb\u884c\u8f6c\u6362\u3002\u65b0\u5174\u7684 400G \u6a21\u5757\u5c31\u662f\u4e00\u4e2a\u4f8b\u8bc1\uff1a\u7535\u63a5\u53e3\u5305\u542b 8 \u4e2a\u901a\u9053\uff0c25 GBd PAM4\uff0c\u4f46\u4e3b\u8981\u7684\u5149 PMD \u5df2\u7ecf\u662f 50 GBd PAM4 \u7684\u56db\u4e2a\u901a\u9053\uff0c\u4ee5\u907f\u514d\u66f4\u6602\u8d35\u7684\u516b\u901a\u9053\u5149 PMD\u3002\u8fd9\u610f\u5473\u7740\u6bcf\u6ce2\u957f 100G \u7684\u5149 PMD \u9700\u8981\u6a21\u5757\u5185\u90e8\u7684 2:1 Gearbox\u6765\u5728\u5149\u548c\u7535\u901a\u9053\u901f\u7387\u4e4b\u95f4\u8fdb\u884c\u8f6c\u6362\u3002\u6bcf\u901a\u9053 100G \u7535 Serdes \u7684\u4ea4\u6362\u673a ASIC \u4e00\u51fa\u73b0\uff0c100G \u7535\u6c14\u901a\u9053\u7684\u6a21\u5757\u5c31\u4f1a\u968f\u4e4b\u800c\u6765\uff0c\u4f8b\u5982 400G QSFP112\uff0c\u76f8\u53cd\u662f\u5229\u7528\u73b0\u6709\u7684\u3001\u6210\u719f\u7684\u3001\u5927\u5bb9\u91cf\u7684\u5149\u5b66\u5668\u4ef6\u548c\u65b0\u4e00\u4ee3\u7684\u4ea4\u6362\u82af\u7247\u3002\u4e00\u4e2a\u7a81\u51fa\u7684\u4f8b\u5b50\u662f Facebook \u7684 Minipack \u67b6\u6784\uff0c\u5b83\u7ed3\u5408\u4e86 25 GBd PAM4 \u4ea4\u6362\u673a Serdes \u548c 25 GBd NRZ \u5149\u5b66\u5668\u4ef6\u3002Gearbox\u82af\u7247\u5c06\u6bcf\u5bf9\u4ea4\u6362\u901a\u9053\u8f6c\u6362\u4e3a\u56db\u4e2a\u6a21\u5757\u901a\u9053\uff0c\u4ece\u800c\u80fd\u591f\u4f7f\u7528\u4f20\u7edf\u7684 100G-CWDM4-OCP QSFP28 \u5149\u5b66\u5668\u4ef6\u3002Minipack \u7684\u6a21\u5757\u5316\u7279\u6027\u652f\u6301\u672a\u6765\u5347\u7ea7\u5230 400G QSFP-DD \u5149\u5b66\u5668\u4ef6\u3002<\/span><\/section>\n
\u00a0<\/span><\/section>\n

\u7b2c\u56db\u90e8\u5206 \u6570\u636e\u4e2d\u5fc3\u5149\u5b66\uff1a\u6311\u6218<\/span><\/p>\n

\u57fa\u4e8e FPP \u6a21\u5757\u7684\u6570\u636e\u4e2d\u5fc3\u5149\u5b66\u8bbe\u5907\u6301\u7eed\u53d1\u5c55\u7684\u4e3b\u8981\u969c\u788d\u662f\u7f3a\u5c11\u8d85800G\u7684\u53d1\u5c55\u8def\u7ebf\u3001\u9ad8\u6210\u672c\u3001\u7535\u901a\u9053\u529f\u8017\u5927\u4ee5\u53ca\u7531\u4e8e\u5e26\u5bbd\u5bc6\u5ea6\u6709\u9650\u800c\u5bf9\u673a\u67b6\u7a7a\u95f4\u9700\u6c42\u4e0d\u65ad\u589e\u52a0\u3002\u672c\u8282\u66f4\u8be6\u7ec6\u5730\u8ba8\u8bba\u8fd9\u4e9b\u65b9\u9762\u3002<\/span><\/section>\n

4.1 \u8d85800G<\/span><\/span><\/span><\/h3>\n
\u76ee\u524d\u8fd8\u6ca1\u6709\u652f\u6301\u8d85800G\u7684\u53ef\u63d2\u62d4\u6a21\u5757\u3002\u5c31\u6240\u9700\u7684\u7535\u8fde\u63a5\u5668\u548c\u5149\u8fde\u63a5\u5668\u5bc6\u5ea6\u800c\u8a00\uff0c\u5728\u76f8\u540c\u5c3a\u5bf8\u5185\u5c06\u901a\u9053\u6570\u91cf\u589e\u52a0\u6216\u8d85\u8fc78\u4e2a\u6781\u5177\u6709\u6311\u6218\u6027\u3002<\/span><\/section>\n
\u8d85800G \u7684\u53ef\u63d2\u62d4\u6a21\u5757\u53ef\u80fd\u9700\u8981\u66f4\u5927\u7684\u5916\u5f62\u5c3a\u5bf8\u6765\u5e94\u5bf9\u6563\u70ed\u95ee\u9898\uff0c\u8fd9\u79cd\u5c3a\u5bf8\u7684\u589e\u52a0\u4f1a\u5bf9\u5e26\u5bbd\u5bc6\u5ea6\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002<\/span><\/section>\n
\u66f4\u9ad8\u7684\u901a\u9053\u901f\u7387\u4e0d\u53ef\u907f\u514d\uff0c\u2265200 Gb\/s \u7684\u76f4\u63a5\u68c0\u6d4b\u5149\u5b66\u6280\u672f\u5df2\u7ecf\u8bc1\u660e\u53ef\u884c<\/span>\uff0c\u4f46\u7528\u4e8eFPP\u5149\u6a21\u5757\u7684200 Gb\/s \u7535 Serdes \u7684\u5b9e\u9645\u53ef\u884c\u6027\u5c1a\u4e0d\u786e\u5b9a\u3002<\/section>\n
\u5c3d\u7ba1\u8fd9\u79cd Serdes \u53ef\u80fd\u5728 PCB\u3001\u8fde\u63a5\u5668\u548c\u5c01\u88c5\u5f97\u5230\u663e\u8457\u6539\u8fdb\u7684\u60c5\u51b5\u4e0b\u6709\u4e00\u5b9a\u53ef\u884c\uff0c\u4f46\u82af\u7247\u5230\u6a21\u5757\u7684\u901a\u9053\u53ef\u80fd\u9700\u8981 LR \u578b\uff0830 dB \u63d2\u635f\uff09\u3002\u4ea4\u6362\u673a ASIC \u548c\u6a21\u5757\u529f\u8017\u7684\u76f8\u5e94\u589e\u52a0\uff0c\u662f\u672a\u6765\u53ef\u80fd\u8003\u8651CPO\u6280\u672f\u7684\u5f3a\u5927\u52a8\u529b\u3002<\/span><\/section>\n

4.2 \u6210\u672c<\/span><\/span><\/span><\/h3>\n
\u5728\u8fc7\u53bb 10 \u5e74\u4e2d\uff0c\u5149\u6a21\u5757\u7684\u5355\u4f4d\u5bb9\u91cf\u5e73\u5747\u6210\u672c\u5927\u5e45\u4e0b\u964d\uff0c\u89c1\u56fe\u00a0<\/span>2a<\/span>\u3002\u5de5\u827a\u6280\u672f\u3001\u96c6\u6210\u5ea6\u548c\u5236\u9020\u6280\u672f\u7684\u6539\u8fdb\u662f\u4e3b\u8981\u539f\u56e0\u3002\u7136\u800c\uff0c\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\uff0c\u8fd9\u79cd\u6781\u7aef\u7684\u4ef7\u683c\u4e0b\u964d\u4e5f\u5f52\u56e0\u4e8e\u4e00\u5c0f\u7fa4\u5f3a\u5927\u7684\u7528\u6237\u201c\u8d85\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\u8fd0\u8425\u5546\u201d\uff0c<\/span>\u4ed6\u4eec\u5bf9\u6210\u672c\u6709\u9ad8\u5ea6\u7684\u654f\u611f\u6027\u3002<\/span><\/section>\n

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

\u56fe2\u00a02010-2023\u5e74\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u548c\u5149\u6a21\u5757\u6210\u672c\u8d8b\u52bf\uff1b2020-2023 \u5e74\u7684\u503c\u662f\u9884\u6d4b\u503c\u3002<\/span><\/span><\/p>\n

\u7136\u800c\uff0c\u4ea4\u6362\u673a ASIC \u5355\u4f4d\u5bb9\u91cf\u6210\u672c\u4e0b\u964d\u7684\u901f\u5ea6\u6bd4\u5149\u5b66\u5668\u4ef6\u7684\u6210\u672c\u4e0b\u964d\u5f97\u66f4\u5feb\u3002\u8fd9\u5bfc\u81f4\u5149\u5b66\u5668\u4ef6\u5728\u4ea4\u6362\u673a\u7684\u603b\u6210\u672c\u4e2d\u6240\u5360\u7684\u76f8\u5bf9\u6210\u672c\u589e\u52a0\u3002\u5982\u56fe2b<\/span>\u6240\u793a\uff0c\u8fd9\u4e2a\u6bd4\u7387\u5728\u4ece 10G \u5230 400G \u7684\u589e\u52a0\u5f88\u5feb\u3002\u5bf9\u4e8e 400G \u4e00\u4ee3\uff0c\u9884\u8ba1\u5149\u5b66\u5668\u4ef6\u5c06\u5360\u603b\u6210\u672c\u7684 50% \u4ee5\u4e0a\u3002<\/span><\/section>\n
\u4e3b\u8981\u539f\u56e0\u662f\u4ea4\u6362\u673aASIC\u5728\u8fd9\u4e00\u65f6\u671f\u5145\u5206\u53d7\u76ca\u4e8e\u6469\u5c14\u5b9a\u5f8b\uff0c\u800c\u5149\u6a21\u5757\u5219\u6ca1\u6709\u3002\u4f20\u7edf\uff08\u975e\u7845\u5149\u5b50\uff09\u5149\u5b66\u6a21\u5757\u662f\u590d\u6742\u7684\u5fae\u5149\u5b66\u7cfb\u7edf\uff0c\u7531\u8bb8\u591a\u5206\u7acb\u5143\u4ef6\u5236\u6210\uff0c\u901a\u5e38\u662f\u624b\u5de5\u7ec4\u88c5\uff0c\u5e76\u4ee5\u76f8\u5bf9\u8f83\u9ad8\u7684\u5c01\u88c5\u6210\u672c\u8fdb\u884c\u4f4e\u5bc6\u5ea6\u5c01\u88c5\u3002\u4e3a\u4e86\u8fce\u5934\u8d76\u4e0a\uff0c\u9700\u8981\u63d0\u9ad8\u96c6\u6210\u548c\u5236\u9020\u81ea\u52a8\u5316\u6c34\u5e73\u3002\u4e3a\u4e86\u4fdd\u6301\u5149\u5b66\u5668\u4ef6\u7684\u76f8\u5bf9\u6210\u672c\u6052\u5b9a\uff0c\u5149\u5b66\u5668\u4ef6\u7684\u5355\u4f4d\u5bb9\u91cf\u6210\u672c\u9700\u8981\u4e0e\u4ea4\u6362\u673a ASIC \u7684\u6210\u672c\u548c\u603b\u5bb9\u91cf\uff08\u7684\u5012\u6570\uff09\u4fdd\u6301\u540c\u6b65\u3002\u7845\u5149\u662f\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u7684\u5173\u952e\u6280\u672f\u3002<\/span><\/section>\n
\u56fe3<\/span>\u5c06 400G \u6536\u53d1\u5668\u6a21\u5757\u7684\u6210\u672c\u5206\u89e3\u4e3a\u6536\u53d1\u5668\u5b50\u7ec4\u4ef6\u3001\u63a5\u6536\u5668\u5b50\u7ec4\u4ef6\u3001\u673a\u68b0\u7ec4\u4ef6\uff08PCB\u3001\u5fae\u63a7\u5236\u5668\u3001\u65e0\u6e90\u5668\u4ef6\u3001\u8fde\u63a5\u5668\u3001\u5916\u58f3\u7b49\uff09\u4ee5\u53ca\u6700\u7ec8\u7ec4\u88c5\u548c\u6d4b\u8bd5\u3002\u5927\u7ea6 40% \u7684\u6210\u672c\u4e0e\u7ec4\u88c5\u548c\u6d4b\u8bd5\u6709\u5173\u3002CPO \u53ef\u4ee5\u901a\u8fc7\u6d88\u9664\u5927\u90e8\u5206\u4e0e\u5c01\u88c5\u76f8\u5173\u7684\u5206\u7acb\u90e8\u4ef6\u548c\u7ec4\u88c5\u6b65\u9aa4\u6765\u5927\u5e45\u964d\u4f4e\u8fd9\u4e00\u4efd\u989d\uff0c\u540c\u65f6\u901a\u8fc7\u6676\u5706\u7ea7\u96c6\u6210\u3001\u5c01\u88c5\u548c\u6d4b\u8bd5\u964d\u4f4e\u53d1\u5c04\u548c\u63a5\u6536\u5b50\u7ec4\u4ef6\u7684\u5236\u9020\u6210\u672c\u3002<\/span><\/section>\n

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

\u56fe 3\u00a0<\/span>400Gb\/s\u53ef\u63d2\u62d4\u6536\u53d1\u5668\u7684\u6210\u672c\u7ed3\u6784\u7ec6\u5206<\/span><\/p>\n

\n

4.3 \u5bc6\u5ea6<\/span><\/span><\/h3>\n
\u5e26\u5bbd\u5bc6\u5ea6\u662f\u53e6\u4e00\u4e2a\u91cd\u8981\u7684\u9650\u5236\u56e0\u7d20\u3002\u88684<\/span>\u603b\u7ed3\u4e86\u5e26\u5bbd\u5bc6\u5ea6\u7684\u53d1\u5c55\u3002\u5bf9\u4e8e 1.28 \u548c 3.2 T \u4ea4\u6362\u673a\uff0c1RU\u6807\u51c6\u8bbe\u5907\u53ef\u5206\u522b\u5bb9\u7eb3 32 \u4e2a 40G \u548c 100G \u7684 QSFP \u6a21\u5757\u30026.4T\uff0864\u00d7100G<\/span>\uff09\u5219\u9700\u8981\u91c7\u75282RU\uff0c\u56e0\u4e3a\u5bc6\u5ea6\u66f4\u9ad8\u7684\u5149\u6a21\u5757\u5f53\u65f6\u5e76\u6ca1\u6709\u51c6\u5907\u597d\u3002\u5bf9\u4e8e 12.8 T \u4ee3\uff0c\u4ea4\u6362ASIC\u548c\u5149\u5b66\u5668\u4ef6\u518d\u6b21\u5bf9\u9f50\uff1a8\u901a\u9053 QSPF-DD\/OSFP 400G \u6a21\u5757\u7684\u53ef\u7528\u6027\u4f7f\u5f97\u5728 1RU \u76d2\u4f53\u4e2d\u5bb9\u7eb312.8T\u6210\u4e3a\u53ef\u80fd\u3002<\/span><\/section>\n

\u8868 4\u00a0<\/span>\u5e26\u5bbd\u5bc6\u5ea6<\/span>

<\/div><\/p>\n
\u91c7\u752850G Serdes\u901f\u7387\u768425.6T\u82af\u7247\u8981\u5bb9\u7eb364\u00d7400G QSFP-DD\u5149\u6a21\u5757\u9700\u89812RU\u7a7a\u95f4\u3002\u800c\u5f53\u901f\u7387\u8f6c\u6362\u5230100G Serdes\u65f6\uff0c\u53c8\u91c7\u75281RU\uff0832\u00d7800G\uff09\u5c31\u53ef\u4ee5\u5b9e\u73b0\u3002\u7136\u800c\uff0c\u6563\u70ed\u4e5f\u6210\u4e3a\u4e00\u4e2a\u95ee\u9898\u3002400G FR4\u548cDR4\u6a21\u5757\u7684\u529f\u8017\u572810-12W\u5de6\u53f3\uff0c\u6240\u4ee5\u5355\u4e2a\u76d2\u4f53\u5728640-768W\u3002<\/span>\u52a0\u4e0a\u4e3b\u4ea4\u6362\u673aASIC\u3001\u63a7\u5236CPU\u3001\u98ce\u6247\u548c\u7535\u6e90\uff0c\u6574\u673a\u6700\u7ec8\u5728 1.5-2 kW\u4e4b\u95f4\u3002<\/span>\u7531\u4e8e\u5bf9\u6563\u70ed\u5668\u5c3a\u5bf8\u3001\u9762\u677f\u901a\u98ce\u7387\u548c\u98ce\u673a\u6027\u80fd\u7684\u60c5\u51b5\uff0c\u8fd9\u9700\u8981\u4e00\u4e2a\u5f88\u5f3a\u7684\u6563\u70ed\u89e3\u51b3\u65b9\u6848\uff0c\u800c\u8be5\u89e3\u51b3\u65b9\u6848\u53ef\u80fd\u96be\u4ee5\u57281RU\u4e2d\u89e3\u51b3\u3002<\/span><\/span><\/span><\/section>\n
\u5f53\u4ea4\u6362\u673a\u8fbe\u523051.2T\u65f6\uff0c2RU\u7a7a\u95f4\u53ef\u4ee5\u5bb9\u7eb364\u00d7800G\u6a21\u5757\uff0c\u5982\u679c\u6563\u70ed\u53ef\u884c\uff0c\u91c7\u7528<\/span>\u53ef\u63d2\u62d4\u6a21\u5757\u4f3c\u4e4e\u53ef\u4ee5\u8fbe\u523051.2T\u8fd9\u4e00\u4ee3<\/span>\u3002<\/span><\/span><\/section>\n
\u4f46\u662f\uff0c\u8d85800G\u5230\u5e95\u8be5\u5982\u4f55\uff1f\u662f\u5fc5\u987b\u8981\u89e3\u51b3\u7684\u95ee\u9898\u3002<\/span>\u677f\u8f7d\u548c\u5171\u5c01\u88c5\u89e3\u51b3\u65b9\u6848\u7684\u4f18\u70b9\u662f\u9762\u677f\u4fa7\u4ec5\u9700\u8981\u65e0\u6e90\u5149\u8fde\u63a5\u5668\u5373\u53ef\u3002\u4ed6\u4eec\u5c3a\u5bf8\u5f88\u5c0f\uff0c\u5728\u9762\u677f\u4fa7\u53ef\u4ee5\u5bb9\u7eb3\u66f4\u591a\u7684\u901a\u9053\uff0c\u4e5f\u53ef\u4ee5\u7559\u51fa\u66f4\u591a\u7684\u901a\u98ce\u9762\u79ef\u3002\u800c\u4e14\u8fd9\u4e9b\u65e0\u6e90\u5668\u4ef6\u6ca1\u6709\u70ed\u91cf\uff0c\u4e0d\u9700\u8981\u8003\u8651\u81ea\u8eab\u7684\u6563\u70ed\u3002<\/span><\/section>\n
\u677f\u8f7d\u5149\u5b66\u8054\u76df (COBO) \u5b9a\u4e49\u4e86\u4e00\u79cd 16 \u901a\u9053\u677f\u8f7d\u6a21\u5757\uff0c\u652f\u6301800 Gb\/s\uff0c100G Serdes\uff0c\u6bcf\u4e2a\u6a21\u5757\u8fd8\u53ef\u4ee5\u8fbe\u52301.6T\uff0c\u4f46\u76ee\u524d\u4f3c\u4e4e\u6ca1\u6709\u671d\u8fd9\u4e2a\u65b9\u5411\u7ee7\u7eed\u52aa\u529b\u3002\u5c3d\u7ba1 COBO \u6a21\u5757\u91ca\u653e\u4e86\u9762\u677f\u7a7a\u95f4\uff0c\u4f46\u5b83\u4eec\u5360\u7528\u4e86\u4e3b PCB \u4e0a\u7684\u5927\u91cf\u7a7a\u95f4\uff08COBO \u6a21\u5757\u5bbd 20 \u6beb\u7c73\uff0c\u957f 60 \u6beb\u7c73\uff09\uff0c\u4e14\u9700\u8981\u81ea\u5df1\u7684\u6563\u70ed\u5668\uff0c\u800c\u4e14\u8fd8\u4e0d\u80fd\u5806\u53e0\u3002<\/span><\/section>\n
\u603b\u800c\u8a00\u4e4b\uff0c\u5728 51.2 T\u8fd9\u4e00\u4ee3\u4e4b\u540e\uff0c\u5916\u5f62\u5c3a\u5bf8\u7684\u53d8\u5316\u662f\u4e0d\u53ef\u907f\u514d\u7684\uff0c\u65e0\u8bba\u662f\u65b0\u7684\u53ef\u63d2\u62d4\u3001\u677f\u8f7d\u6216\u5171\u540c\u5c01\u88c5\u6280\u672f\u4e0b\uff0c\u90fd\u4e0d\u53ef\u907f\u514d\u3002\u8fd9\u7ed9\u65b0\u7684\u4e00\u4e9b\u65b9\u6848\u63d0\u4f9b\u4e86\u673a\u4f1a\u3002<\/span><\/section>\n

4.4 \u529f\u8017<\/span><\/span><\/h3>\n
\u53ef\u63d2\u62d4\u6a21\u5757\u7684\u4e3b\u8981\u6311\u6218\u662f\u529f\u8017\u3002\u95ee\u9898\u7684\u6838\u5fc3\u5728\u4e8e\u5728 ASIC \u548c\u6a21\u5757\u4e4b\u95f4\u7684\u7535\u901a\u9053\u4e2d\u4fe1\u53f7\u5b8c\u6574\u6027\u906d\u53d7\u5230\u4e86\u6311\u6218\u3002\u8fd9\u4f7f\u5f97\u6a21\u5757\u548c\u4ea4\u6362\u673a ASIC \u7684\u529f\u8017\u4e0d\u65ad\u5347\u9ad8\u3002\u56fe4<\/span>\u663e\u793a\u4e86\u968f\u7740\u4ea4\u6362\u673a\u53d1\u5c55\uff0cSerdes\u529f\u8017\u5728ASIC\u82af\u7247\u4e0a\u529f\u8017\u5360\u6bd4\u7684\u589e\u52a0\u60c5\u51b5\uff0c\u5bf9\u4e8e25.6T\u8fd9\u4e00\u4ee3\u82af\u7247\uff0cSerdes\u529f\u8017\u5360\u6bd4\u8d85\u8fc730%\u3002<\/span><\/section>\n

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

\u56fe 4 S<\/span>erdes\u529f\u8017\u5360\u6bd4<\/span><\/p>\n

\u53ef\u63d2\u62d4\u6a21\u5757\u7684\u989d\u5b9a\u529f\u8017\u4ece SFP \u6a21\u5757\u7684 2 W \u589e\u52a0\u5230 QSFP \u6a21\u5757\u7684 3.5 W\uff0c\u73b0\u5728 QSFP-DD\uff08\u529f\u7387\u7b49\u7ea7 8\uff09\u8d85\u8fc7 14 W\uff0cOSFP\uff08\u529f\u7387\u7b49\u7ea7 8\uff09\u8d85\u8fc7 21.1 W\u3002\u5f53\u524d 400G \u6536\u53d1\u5668\u7684\u989d\u5b9a\u529f\u8017\u7ea6\u4e3a 10-12 W <\/span>\u3002<\/section>\n
7nm\u00a0DSP \u82af\u7247\u53ef\u4ee5\u652f\u6301\u57fa\u4e8e 100G \uff08<20\u00a0pJ\/bit<\/span>\uff09\u7535 Serdes \u7684\u4e0b\u4e00\u4ee3 400G \u548c 800G \u6a21\u5757\u3002\u4f46\u5bf9\u4e8e\u5355\u4e2a800G\u6a21\u5757\uff0c\u4e5f\u662f\u8f7b\u677e\u8d85\u8fc7OSFP \u548c QSFP-DD \u989d\u5b9a\u529f\u8017\u9650\u5236\u3002\u8fd9\u610f\u5473\u7740 51.2T\u4ea4\u6362\u673a\u4ec5\u5149\u6a21\u5757\u529f\u8017\u5c31\u5927\u7ea61kW\u3002<\/section>\n
\u5149\u6a21\u5757\u529f\u8017\u7684\u6700\u5927\u8d21\u732e\u8005\u662f\u6a21\u5757\u548cASIC\u4e4b\u95f4\u7684\u7535\u4f20\u8f93\u901a\u9053\u3002\u5728\u5f53\u524d\u7684 400G \u5149\u6a21\u5757\u4e2d\uff0c\u8fd9\u901a\u5e38\u662f\u4e00\u4e2a\u5206\u7acb\u7684\u82af\u7247\uff0c\u5728\u516b\u4e2a\u7535\u901a\u9053\u548c\u56db\u4e2a\u5149\u901a\u9053\u4e4b\u95f4\u6267\u884c\u65f6\u949f\u548c\u6570\u636e\u6062\u590d (CDR)\u3001\u6570\u5b57\u4fe1\u53f7\u5904\u7406 (DSP) \u548cGearbox\u7b49\u529f\u80fd\u3002\u56fe5\u662f<\/span>\u4ee3\u8868\u6027400G\u5149\u6a21\u5757\u7684\u529f\u8017\u5206\u89e3\u56fe\uff0c\u5206\u522b\u5149\u5b66\u5f15\u64ce\uff08\u6fc0\u5149\u5668\u3001\u8c03\u5236\u5668\/\u9a71\u52a8\u5668\u3001\u68c0\u6d4b\u5668\/TIA\uff09\u3001\u7535\u6c14 I\/O\uff08CDR\/DSP\/Gearbox\uff09\u3001\u5fae\u63a7\u5236\u5668\uff08uCtrl\uff09\u548c\u7535\u6e90\u8f6c\u6362\uff08DC\/DC\uff09\u7b49\u3002<\/span><\/section>\n

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

\u56fe 5\u00a0<\/span>400 Gb\/s \u53ef\u63d2\u62d4\u5149\u6a21\u5757\u529f\u8017\u7ec6\u5206<\/span><\/p>\n

\u968f\u7740\u4fe1\u53f7\u901f\u7387\u7684\u589e\u52a0\uff0c\u901a\u9053\u4e0a\u7684\u7535\u635f\u8017\u4e00\u76f4\u5728\u589e\u52a0\u3002\u4ece NRZ \u5230 PAM4 \u7684\u8f6c\u53d8\u4ee5\u8f83\u4f4e\u7684\u4fe1\u566a\u6bd4\u4e3a\u4ee3\u4ef7<\/span>\u63d0\u4f9b\u4e86\u6570\u636e\u901f\u7387\u7684\u589e\u957f\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528FEC\u5c06\u4fe1\u53f7\u52a0\u500d\u81f3 56 Gbd \u4ee5\u83b7\u5f97 112 Gb\/s\u901f\u7387\uff0c\u5bf9\u4e8e\u7ed9\u5b9a\u957f\u5ea6\u7684\u4f4e\u635f\u8017 PCB \u8d70\u7ebf\uff0c\u63d2\u635f\uff08\u4ee5 dB \u4e3a\u5355\u4f4d\uff09\u5927\u7ea6\u4f1a\u52a0\u500d\uff1b\u5373\u4f7f\u4f7f\u7528\u5148\u8fdb\u7684 PCB \u6750\u6599<\/span>\uff0c12″\u00a0trace<\/span>\u572828G\u00a0Nyquist<\/span>\u9891\u7387\u4e0b\u7684\u63d2\u635f\u4e5f\u4e3a 15\u201320 dB \uff0c\u8fd9\u663e\u7136\u8d85\u51fa\u4e86VSR\u9884\u671f\u3002\u7535\u901a\u9053\u8d8a\u77ed\uff0c\u8f6c\u6362\u8d8a\u5c11\uff0c\u4fe1\u53f7\u5b8c\u6574\u6027\u95ee\u9898\u5c31\u8d8a\u5bb9\u6613\u7ba1\u7406\uff0c\u8fd9\u4fc3\u4f7f\u5c06\u5149\u5b66\u5668\u4ef6\u79fb\u5230\u5185\u90e8\uff0c\u5c3d\u53ef\u80fd\u9760\u8fd1ASIC\u3002<\/section>\n
\u53e6\u5916\uff0c\u6563\u70ed\u6b63\u5728\u6210\u4e3a\u5bc6\u5ea6\u65b9\u9762\u7684\u4e00\u4e2a\u9650\u5236\u56e0\u7d20\uff0c\u5305\u62ec\u4ea4\u6362\u673a\u6563\u70ed\u5668\u7684\u5c3a\u5bf8\u3001\u9762\u677f\u6240\u9700\u7684\u6700\u5c0f\u5f00\u5b54\u7387\u3001\u76d2\u4f53\u673a\u7bb1\u5185\u7684\u6c14\u6d41\u548c\u98ce\u673a\u7b49\u3002<\/span><\/section>\n
\u539f\u5219\u4e0a\uff0cCPO \u4e0d\u4ec5\u53ef\u4ee5\u7b80\u5316\u6a21\u5757\uff0c\u8fd8\u53ef\u4ee5\u7b80\u5316ASIC\uff0c\u4f8b\u5982\u901a\u8fc7\u7528 XSR Serdes \u66ff\u6362 LR serdes\u3002\u7136\u800c\uff0c\u8fd9\u662f\u4ee5\u727a\u7272\u7075\u6d3b\u6027\u4e3a\u4ee3\u4ef7\u7684\u3002\u5373\u4f7f\u91c7\u7528 CPO\uff0cLR \u4e5f\u6709\u4e24\u4e2a\u660e\u786e\u7684\u65b9\u6848\uff0c\u5373\u4e00\u65b9\u9762\u7528\u4e8e\u670d\u52a1\u5668\u8fde\u63a5\u7684\u94dc\u8d28 DAC\uff0c\u53e6\u4e00\u65b9\u9762\u7528\u4e8e\u6570\u636e\u4e2d\u5fc3\u95f4\u94fe\u8def\u7684\u76f8\u5e72\u5149\u5b66 (ZR)\u3002\u7531\u4e8e\u76f8\u5e72\u5149\u5b66\u5728\u77ed\u671f\u5185\u4e0d\u592a\u53ef\u80fd\u9002\u5408\u5171\u5c01\u88c5\u6280\u672f\uff0c\u56e0\u6b64\u6b64\u7c7b\u7aef\u53e3\u4ecd\u7136\u9700\u8981\u652f\u6301\u53ef\u63d2\u62d4\u3002<\/span><\/section>\n
\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u5229\u7528\u5f3a\u5927\u7684ASIC\u80fd\u529b\u6765\u5927\u5e45\u7b80\u5316\u5149\u5f15\u64ce\uff08\u6d88\u9664 CDR\uff09\u3002CPO \u4f9b\u5e94\u5546\u9700\u8981\u4e0e\u4ea4\u6362\u673a\u4f9b\u5e94\u5546\u5bc6\u5207\u5408\u4f5c\uff0c\u5171\u540c\u8bbe\u8ba1\u6700\u9ad8\u5bc6\u5ea6\u548c\u6700\u4f4e\u529f\u8017\u7684\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/section>\n

\n<\/span><\/section>\n

\u7b2c\u4e94\u90e8\u5206 \u5149\u5b66\u5668\u4ef6\u5411\u5185\u8fc1\u79fb<\/span><\/h2>\n
\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u62d3\u5c55\u9762\u677f\u53ef\u63d2\u62d4\u65b9\u6848\u7684\u53ef\u884c\u6027\uff0c\u5305\u62ec\u5728\u4e3b PCB \u4e0a\u4f7f\u7528Retimer\u82af\u7247\uff0c\u901a\u8fc7\u9ad8\u5ea6\u4f18\u5316\u7684\u4f4e\u635f\u8017 PCB \u6750\u6599\u51cf\u5c11\u8d70\u7ebf\u635f\u8017\uff0c\u6216\u7528\u7ebf\u7f06\u4ee3\u66ff PCB \u8d70\u7ebf<\/span>\u3002\u540e\u4e00\u4e2a\u65b9\u6848\u589e\u5f3a\u4e86\u7535\u4fe1\u53f7\uff0c\u5e76\u4e14\u4e0eRetimer\u4e0d\u540c\uff0c\u4e0d\u4f1a\u589e\u52a0\u66f4\u591a\u529f\u8017\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u589e\u52a0\u4e86\u53ef\u63d2\u62d4\u89e3\u51b3\u65b9\u6848\u7684\u7cfb\u7edf\u7ea7\u590d\u6742\u6027\u548c\u6210\u672c\u3002<\/section>\n
\u6beb\u65e0\u7591\u95ee\uff0c\u6211\u4eec\u4f1a\u5728\u5b9e\u8df5\u4e2d\u770b\u5230\u6b64\u7c7b\u89e3\u51b3\u65b9\u6848\u7684\u5b9e\u9645\u63a8\u8fdb\u548c\u90e8\u7f72\uff0c\u5c24\u5176\u662f\u5728\u7075\u6d3b\u6027\u4ecd\u7136\u5f88\u91cd\u8981\u7684\u7528\u4f8b\u4e2d\uff0c\u6216\u8005CPO\u8fd8\u4e0d\u53ef\u884c\u7684\u7528\u4f8b\u4e2d\u3002\u5bf9\u4e8e\u6240\u6709\u5176\u4ed6\u60c5\u51b5\uff0c\u5c06\u5149\u5b66\u5143\u4ef6\u4ece\u9762\u677f\u79fb\u5165\u76d2\u4f53\u3001\u4e3b PCB\uff08OBO\uff09\u3001\u82af\u7247\u5c01\u88c5\uff08CPO\uff09\uff0c\u4ed6\u4eec\u90fd\u662f\u7f29\u77ed\u7535\u901a\u9053\uff0c\u5c3d\u53ef\u80fd\u5730\u51cf\u5c11\u8f6c\u6362\u6b21\u6570\u3002<\/span><\/section>\n
\u56fe6<\/span>\u663e\u793a\u4e86\u4ece\u4f20\u7edf\u94dcDAC \u548c\u53ef\u63d2\u62d4\u5149\u6a21\u5757\u5230\u5b8c\u5168 3D \u96c6\u6210\u5149\u5b66\u5668\u4ef6\u7684\u6f5c\u5728\u53d1\u5c55\u8def\u7ebf\u3002\u8fd9\u4e9b\u65b9\u6848\u6db5\u76d6\u4e86\u4ece\u5f53\u524d\u6d41\u884c\u7684\u9762\u677f\u5b89\u88c5\u5230PCB\u5b89\u88c5\u30012.5D \u96c6\u6210\u30013D \u96c6\u6210\uff08\u82af\u7247\u4e0a\u82af\u7247\uff09\uff0c\u518d\u5230\u5b8c\u5168\u5355\u7247\u96c6\u6210\u7684\u8fc7\u7a0b<\/span>\u3002<\/section>\n

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

\u56fe 6<\/strong><\/p>\n

\n

CPO \u53d1\u5c55\u8def\u7ebf\u8bf4\u660e\u4e86\u5149\u5b66\u5668\u4ef6\u548c\u4ea4\u6362\u673a ASIC \u7684\u96c6\u6210\u6c34\u5e73\u4e0d\u65ad\u63d0\u9ad8\u3002\u6b64\u56fe\u8868\u793a\u4fa7\u91cd\u4e8e\u5149\u5b66\u5668\u4ef6\u548c ASIC \u4e4b\u95f4\u7684\u7ebf\u6027\u8ddd\u79bb\uff0c\u4f46\u8bf7\u6ce8\u610f\uff0cCPO \u89e3\u51b3\u65b9\u6848\u7684\u5173\u952e\u6307\u6807\u4e4b\u4e00\u662f\u4ea4\u6362\u673a\u7684\u5e26\u5bbd\u5bc6\u5ea6\u3002<\/section>\n

5.1 \u677f\u8f7d\u5149\u5b66\u5668\u4ef6<\/span><\/strong><\/h3>\n
\u677f\u8f7d\u5149\u6a21\u5757\u5728\u9700\u8981\u6bd4\u53ef\u63d2\u62d4\u5149\u6a21\u5757\u6240\u80fd\u63d0\u4f9b\u7684\u5e26\u5bbd\u5bc6\u5ea6\u66f4\u9ad8\u7684\u7279\u5b9a\u573a\u666f\u4e2d\u5df2\u7ecf\u6709\u6240\u90e8\u7f72\u3002\u5728\u9ad8\u6027\u80fd\u8ba1\u7b97 (HPC) \u7cfb\u7edf\u4e2d\u53ef\u4ee5\u627e\u5230\u6848\u4f8b\uff0c\u4f8b\u5982 IBM Power775 <\/span>\u548c Atos\/Bull BXI\u3002\u5176\u4ed6\u5546\u7528\u7684\u573a\u666f\u8fd8\u6709\u7528\u4e8e\u5149\u5b66 PCIe \u7684\u4e2d\u677f\u5149\u5b66\u5f15\u64ce\u3002<\/section>\n
\u6700\u8fd1\uff0cCOBO \u8054\u76df\u5b8c\u6210\u4e86\u677f\u8f7d\u5149\u5b66\u5668\u4ef6\u7684 MSA\u89c4\u8303<\/span>\uff0c\u5305\u62ec\u6bcf\u901a\u9053\u9ad8\u8fbe 56 Gb\/s \u7684 8 \u901a\u9053\u548c 16 \u901a\u9053\u677f\u8f7d\u5149\u6a21\u5757\u7684\u89c4\u8303\u3002\u7136\u800c\uff0cCOBO\u6280\u672f\u5c1a\u672a\u89c4\u6a21\u5e94\u7528\uff0c\u91cd\u70b9\u5df2\u8f6c\u79fb\u5230\u76f8\u5e72\u5149\u5b66 (Co OBO) \u548c CPO\u3002\u677f\u8f7d\u6280\u672f\u7684\u4e3b\u8981\u969c\u788d\u4e4b\u4e00\u662f\uff1a\u5c3d\u7ba1\u5c06\u6a21\u5757\u4ece\u9762\u677f\u79fb\u5230\u4e3b PCB \u4e0a\uff0c\u4f46\u76f8\u5bf9\u4e8e FPP \u6a21\u5757\uff0c\u4eceASIC\u5230\u6a21\u5757\u7684\u7535\u901a\u9053\u5e76\u6ca1\u6709\u5f97\u5230\u8db3\u591f\u7684\u6539\u5584\uff0c\u6ca1\u6709\u5b9e\u73b0\u663e\u8457\u7684\u529f\u8017\u964d\u4f4e\u3002<\/section>\n

5.2 \u5171\u5c01\u88c5\u5149\u5b66<\/span><\/strong><\/h3>\n
\u5171\u5c01\u88c5\u5149\u5b66\u5668\u4ef6\u7684\u51e0\u4e2a\u5b9e\u9645\u5b9e\u65bd\u6848\u4f8b\u5df2\u7ecf\u5f97\u5230\u8bc1\u660e<\/span>\u3002\u4e3a\u4e86\u652f\u6301CPO\u5f00\u53d1\uff0c\u5e76\u4e0e\u6570\u636e\u4e2d\u5fc3\u8fd0\u8425\u5546\u7684\u9700\u6c42\u4fdd\u6301\u4e00\u81f4\uff0c\u5fae\u8f6f\u548c Facebook \u53d1\u8d77\u4e86 Co-Packaged Optics Collaboration\u5e76\u5df2\u7ecf\u53d1\u5e03\u4e86\u4e00\u4e9b\u6587\u4ef6\u6765\u6536\u96c6\u6f5c\u5728 CPO \u4f9b\u5e94\u5546\u7684\u610f\u89c1\u3002<\/section>\n
\u8bb8\u591a\u95ee\u9898\u4ecd\u5728\u4e89\u8bba\u4e2d\uff1a\u4ec0\u4e48\u65f6\u5019\u5fc5\u987b\u4f7f\u7528 CPO \uff1f\u4ec0\u4e48\u662f\u6b63\u786e\u7684\u7535\u63a5\u53e3\uff0cASIC \u5c06\u5b9e\u9645\u63d0\u4f9b\u54ea\u79cd\u63a5\u53e3\uff1f\u5c31\u6bcf\u4e2a\u5f15\u64ce\u7684\u5bb9\u91cf\u800c\u8a00\uff0c\u5b9e\u9645\u5e94\u8be5\u662f\u591a\u5c11\uff1f\u6fc0\u5149\u662f\u8fdb\u5165 CPO \u5f15\u64ce\u5185\u90e8\u8fd8\u662f\u5916\u90e8\uff1f\u4ec0\u4e48\u662f\u6b63\u786e\u7684\u5c01\u88c5\u65b9\u6cd5\uff1fCPO \u5982\u4f55\u89e3\u51b3\u5bf9FPP\u7684\u4e00\u4e9b\u4f18\u52bf<\/span>\uff1f\u901a\u9053\u6570\u6bd4\u53ef\u63d2\u62d4\u6536\u53d1\u5668\u591a\u5f97\u591a\u7684 CPO \u5f15\u64ce\u4ecd\u7136\u53ef\u9760\u5417\uff1f\u5546\u4e1a\u6a21\u5f0f\u662f\u4ec0\u4e48\u6837\u7684\u2014\u2014\u8c01\u5356\u4ec0\u4e48\u7ed9\u8c01\uff1f\u4ec0\u4e48\u662f\u6700\u597d\u7684\u5149\u5b50\u96c6\u6210\u5e73\u53f0\uff0c\u54ea\u4e9b\u7c7b\u578b\u7684\u5149\u5b50\u8bbe\u5907\u6700\u9002\u5408 CPO\uff1f\u5149\u5b50\u5236\u9020\u6d41\u7a0b\u80fd\u5426\u7ef4\u6301\u6240\u9700\u7684\u6570\u91cf\uff1f\u5173\u952e\u6307\u6807\u7684\u6709\u6548\u6539\u8fdb\u4f1a\u6709\u591a\u5927\uff1f<\/span><\/section>\n
\u663e\u7136\uff0c\u5728\u5c06\u4e00\u4e2a\u884c\u4e1a\u4ece\u4e00\u4e2a\u5b8c\u5584\u7684\u3001\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u6a21\u5f0f\u8f6c\u53d8\u4e3a\u4e00\u4e2a\u4ecd\u7136\u5145\u6ee1\u4e0d\u786e\u5b9a\u6027\u7684\u6a21\u5f0f\u65f6\uff0c\u9700\u8981\u514b\u670d\u76f8\u5f53\u5927\u7684\u60ef\u6027\u3002\u8fd9\u90fd\u9700\u8981\u7531CPO\u6280\u672f\u652f\u6301\u8005\u514b\u670d\u6280\u672f\u969c\u788d\u5e76\u4e3a\u4e0a\u8ff0\u95ee\u9898\u627e\u5230\u53ef\u63a5\u53d7\u7684\u7b54\u6848\u3002<\/span><\/section>\n

5.3 \u53d1\u5c55\u8def\u5f84<\/span><\/strong><\/span><\/h3>\n
\u4e3a\u4e86\u6700\u7ec8\u80fd\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0cCPO \u89e3\u51b3\u65b9\u6848\u5fc5\u987b\u89e3\u51b3\u4e0e\u53ef\u63d2\u62d4\u4f18\u52bf\u7684\u4e27\u5931\u6216\u51cf\u5c11\u76f8\u5173\u7684\u95ee\u9898<\/span>\u3002<\/span><\/section>\n

5.3.1 \u94dc<\/span><\/h4>\n
\u53ef\u63d2\u62d4\u6a21\u5757\u7684\u4e3b\u8981\u4f18\u70b9\u4e4b\u4e00\u662f\u53ef\u4ee5\u9009\u62e9\u5728\u4e0d\u9700\u8981\u5149\u5b66\u5668\u4ef6\u63d0\u4f9b\u7684\u8303\u56f4\u7684\u7aef\u53e3\u4e0a\u90e8\u7f72\u65e0\u6e90\u94dc\u7f06\u3002\u589e\u52a0serdes\u901f\u7387\u7684\u4e00\u4e2a\u91cd\u8981\u540e\u679c\u662f\u8fd9\u4e9b\u94dc\u94fe\u8def\u7684\u6709\u6548\u8303\u56f4\u6025\u5267\u7f29\u5c0f\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u5b83\u4eec\u7684\u6548\u7528\u3002\u5bf9\u4e8e\u6bcf\u901a\u9053 100 Gb\/s\uff0c\u76ee\u6807\u8303\u56f4\u4e3a 2 m (IEEE 802.3ck)\uff0c\u8fd9\u9650\u5236\u4e86\u5355\u4e2a\u673a\u67b6\u5185\u7684\u8bbe\u5907\u653e\u7f6e<\/span>\u3002\u5c3d\u7ba1\u5982\u6b64\uff0cDAC \u4ecd\u7136\u5177\u6709\u5438\u5f15\u529b\uff0c\u4f8b\u5982\u7528\u4e8e\u670d\u52a1\u5668\u8fde\u63a5\u6216\u6709\u7ebf\u80cc\u677f\u3002\u76f8\u5e94\u5730\uff0cTOR \u4ea4\u6362\u673a\u53ef\u4ee5\u540c\u65f6\u914d\u5907\u7528\u4e8e\u4e0b\u884c\u94fe\u8def\u7684\u53ef\u63d2\u62d4\u7aef\u53e3\u548c\u7528\u4e8e\u4e0a\u884c\u94fe\u8def\u7684 CPO \u7aef\u53e3\u3002<\/span><\/section>\n

5.3.2 \u5149\u5b66PMD<\/span><\/h4>\n
\u53ef\u63d2\u62d4\u63d0\u4f9b\u4e86\u4e0d\u540c\u5149\u5b66 PMD \u4e4b\u95f4\u7684\u9009\u62e9\uff0c\u5305\u62ec\u9002\u7528\u4e8e\u5404\u79cd\u8303\u56f4\u7684 MMF \u548c SMF \u9009\u9879\u3002\u5728\u67d0\u4e9b\u94dc\u7f06\u8303\u56f4\u4e0d\u8db3\u7684\u7528\u4f8b\u4e2d\uff0cMMF \u8303\u56f4 (<100 m) \u53ef\u80fd\u5c31\u8db3\u591f\u4e86\uff0c\u4f8b\u5982\u5c06 TOR \u4e0a\u884c\u94fe\u8def\u8fde\u63a5\u5230\u4ea4\u6362\u77e9\u9635\u3002\u7531\u4e8e\u57fa\u4e8e VCSEL \u7684 MMF \u94fe\u8def\u901a\u5e38\u6bd4\u57fa\u4e8e EML \u7684 SMF \u94fe\u8def\u4fbf\u5b9c\uff0c\u56e0\u6b64\u8fd9\u63d0\u4f9b\u4e86\u964d\u4f4e\u6210\u672c\u7684\u9009\u62e9\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u6210\u672c\u5dee\u8ddd\u5c06\u7f29\u5c0f\uff0c\u56e0\u4e3a\u57fa\u4e8e SiPh \u7684\u96c6\u6210\u964d\u4f4e\u4e86\u5355\u6a21\u5149\u5b66\u5668\u4ef6\u7684\u6210\u672c\uff0c\u8be5\u5149\u5b66\u5668\u4ef6\u53ef\u4ee5\u8986\u76d6\u957f\u8fbe 2 \u516c\u91cc\u7684\u4efb\u4f55\u8ddd\u79bb<\/span>\uff0c\u968f\u7740\u5149\u901a\u9053\u901f\u7387\u7684\u589e\u52a0\uff0c\u591a\u6a21\u5149\u5b66\u5668\u4ef6\u7684\u8986\u76d6\u8303\u56f4\u5c06\u7f29\u5c0f\u3002\u5c3d\u7ba1\u5982\u6b64\uff0cCPO \u5916\u5f62\u548c\u7535\u6c14\u63a5\u53e3\u7684\u6807\u51c6\u5316\u5c06\u80fd\u591f\u5728\u5355\u4e2a\u4ea4\u6362\u673a\u5916\u58f3\u5185\u6df7\u5408\u5149\u5b66PMD\uff0c\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4fdd\u7559\u4e86\u90e8\u7f72\u65f6\u53ef\u63d2\u62d4\u7684\u7075\u6d3b\u6027\u3002<\/section>\n

5.3.3 \u73b0\u573a\u53ef\u7ef4\u62a4\u6027<\/span><\/h4>\n
\u589e\u91cf\u90e8\u7f72\u548c\u53ef\u7ef4\u62a4\u6027\u90fd\u4f9d\u8d56\u4e8e\u5728\u73b0\u573a\u5b89\u88c5\u548c\u63d2\u62d4\u5149\u6a21\u5757\u7684\u80fd\u529b\u3002FPP \u6a21\u5757\u53ef\u4ece\u9762\u677f\u8f7b\u677e\u8bbf\u95ee\u3002OBO \u6a21\u5757\u9700\u8981\u4ece\u673a\u67b6\u4e0a\u5378\u4e0b\u673a\u67dc\u624d\u80fd\u8bbf\u95ee\u6a21\u5757\u3002<\/span><\/section>\n
\u4e3a\u4e86\u901a\u8fc7 CPO \u652f\u6301\u73b0\u573a\u670d\u52a1\uff0c\u5149\u5f15\u64ce\u9700\u8981\u4e00\u4e2a\u7535\u6c14\u53ef\u5206\u79bb\u63a5\u53e3\uff08\u8fde\u63a5\u5668\uff09\uff0c\u800c\u4e0d\u662f\u710a\u63a5\u3002\u8fd9\u5bf9\u4e8e\u5728\u5236\u9020\u548c\u6d4b\u8bd5\u671f\u95f4\u8fdb\u884c\u7ef4\u62a4\u4e5f\u5f88\u91cd\u8981\u3002\u7136\u800c\uff0c\u5728\u73b0\u573a\uff0c\u5305\u62ec\u5149\u5b66\u5f15\u64ce\u7684\u5f00\u5173\u7ec4\u4ef6\u53e6\u5916\u9700\u8981\u81f3\u5c11\u90e8\u5206\u5730\u62c6\u5378\uff08\u4f8b\u5982\u79fb\u9664\u6563\u70ed\u5668\u548c\u5c06\u5f15\u64ce\u4fdd\u6301\u5728\u9002\u5f53\u4f4d\u7f6e\u7684\u5939\u5177\uff09\u3002<\/span><\/section>\n

5.3.4 \u751f\u6001\u7cfb\u7edf<\/span><\/h4>\n
\u96c6\u6210\u5149\u5b66\u9886\u57df\u4e0d\u4e4f\u6d3b\u8dc3\u7684\u516c\u53f8\uff0c\u4ece\u6210\u719f\u7684\u53c2\u4e0e\u8005\u5230\u521d\u521b\u516c\u53f8\u3002\u7eb5\u5411\u5173\u7cfb\u53ef\u80fd\u4f1a\u53d1\u751f\u53d8\u5316\uff1b\u8fc7\u53bb\u51e0\u5e74\u51fa\u73b0\u4e86\u4e00\u7cfb\u5217\u6295\u8d44\u548c\u6536\u8d2d\u6d3b\u52a8\u2014\u2014\u4e00\u4e9b\u4e3b\u8981\u7684\u7f51\u7edc\u8bbe\u5907\u548c\u82af\u7247\u5236\u9020\u5546\u5df2\u7ecf\u6536\u8d2d\u4e86\u5149\u516c\u53f8\uff0c\u4ee5\u786e\u4fdd\u5185\u90e8\u5149\u96c6\u6210\u80fd\u529b\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u4ee3\u5de5\u5382\u4e5f\u6295\u8d44\u5efa\u7acb\uff08\u7845\uff09\u5149\u5b50\u4ea7\u54c1\u3002<\/span><\/section>\n
\u5149\u5b50\u96c6\u6210\u548c\u5149\u7535\u5b50\u96c6\u6210\u6b63\u5728\u6a21\u7cca\u4ee3\u5de5\u5382\u3001\u5149\u5b66\u5143\u4ef6\u5236\u9020\u5546\u3001\u6a21\u5757\u5236\u9020\u5546\u3001\u82af\u7247\u5236\u9020\u5546\u3001\u76d2\u5b50\u5236\u9020\u5546\u548c\u7cfb\u7edf\u516c\u53f8\u4e4b\u95f4\u7684\u754c\u9650\u3002CPO \u7684\u6210\u529f\u53d6\u51b3\u4e8e\u5149\u5b50\u5b66\u4f9b\u5e94\u5546\u3001\u6a21\u5757\u5236\u9020\u5546\u3001\u5546\u4e1a\u82af\u7247\u4f9b\u5e94\u5546\u3001\u7f51\u7edc\u8bbe\u5907\u4f9b\u5e94\u5546\u548c\u6570\u636e\u4e2d\u5fc3\u8fd0\u8425\u5546\u4e4b\u95f4\u7684\u6709\u6548\u5408\u4f5c\uff0c\u4ee5\u5728\u89e3\u51b3\u7528\u6237\u9700\u6c42\u3001\u6280\u672f\u53ef\u884c\u6027\u548c\u7ecf\u6d4e\u53ef\u884c\u6027\u65b9\u9762\u4fdd\u6301\u4e00\u81f4\u3002\u4ee5 MSA \u7b49\u5f62\u5f0f\u7684\u65e9\u671f\u5171\u8bc6\u5c06\u662f\u6700\u91cd\u8981\u7684\u3002\u6b64\u5916\uff0c\u5236\u9020\u6d41\u7a0b\u9700\u8981\u4ece\u7814\u53d1\u9636\u6bb5\u8f6c\u5411\u6279\u91cf\u751f\u4ea7\u3002<\/span><\/section>\n
\u751f\u6001\u7cfb\u7edf\u9700\u8981\u8fbe\u6210\u4e00\u4e2a\u53ef\u4ee5\u4ece\u591a\u4e2a\u4f9b\u5e94\u5546\u5904\u83b7\u53d6\u7684\u53ef\u4e92\u64cd\u4f5c\u7684\u89e3\u51b3\u65b9\u6848\u2014\u2014\u4efb\u4f55\u5355\u4e00\u6765\u6e90\u7684\u89e3\u51b3\u65b9\u6848\u90fd\u53ef\u80fd\u662f\u975e\u542f\u52a8\u9879\u3002<\/span><\/section>\n

5.3.5 \u6210\u719f\u5ea6<\/span><\/h4>\n
\u53ef\u63d2\u62d4\u4f5c\u4e3a\u4e00\u79cd\u90e8\u7f72\u6a21\u578b\u662f\u6210\u719f\u4e14\u4f4e\u98ce\u9669\u7684\u3002\u7136\u800c\uff0c\u5b83\u4eec\u7684\u7ec4\u4ef6\u4ecd\u7136\u9700\u8981\u53d1\u5c55\u548c\u8fdb\u6b65\uff0c\u4ee5\u4fbf\u6536\u53d1\u5668\u8ddf\u4e0a\u6240\u9700\u7684\u6027\u80fd\u548c\u6210\u672c\u3002\u7845\u5149\u5b50\u5b66\u5df2\u7ecf\u8fdb\u5165\u8fd9\u4e2a\u9886\u57df\uff0c\u4f5c\u4e3a\u901a\u8fc7\u96c6\u6210\u63d0\u4f9b\u4e00\u4e9b\u5fc5\u8981\u8fdb\u6b65\u7684\u6280\u672f\u3002\u636e\u62a5\u9053\uff0c\u57fa\u4e8e SiPh \u7684\u6536\u53d1\u5668\u6bd4\u4f20\u7edf\u6536\u53d1\u5668\u5177\u6709\u663e\u7740\u7684\u53ef\u9760\u6027\u6539\u8fdb\u3002<\/span><\/section>\n
\u4e0b\u4e00\u4e2a\u5408\u4e4e\u903b\u8f91\u7684\u6b65\u9aa4\u662f\u5229\u7528\u7845\u5149\u5b50\u5b66\u8fdb\u4e00\u6b65\u63d0\u9ad8\u96c6\u6210\u5ea6\uff0c\u4ee5\u521b\u5efa CPO \u5149\u5b66\u5f15\u64ce\u3002\u5c3d\u7ba1\u4ecd\u6709\u8bb8\u591a CPO \u7279\u5b9a\u7684\u6280\u672f\u6311\u6218\u9700\u8981\u89e3\u51b3\uff0c\u4f46\u6211\u4eec\u5c06\u5f00\u59cb\u5728\u8bd5\u9a8c\u90e8\u7f72\u4e2d\u770b\u5230\u6f14\u793a\u5e73\u53f0\uff0c\u4ece 25.6 T \u4ea4\u6362\u673a\u5f00\u59cb\uff0c\u5f00\u59cb\u8bc1<\/span>\u660e\u4e0d\u540c\u7684\u6982\u5ff5\u5e76<\/span>\u89e3\u51b3\u6311<\/span>\u6218<\/span>\u6027\u95ee\u9898\u3002<\/span><\/section>\n

5.4 \u6807\u51c6\u5316<\/span><\/strong><\/span><\/h3>\n
\u6807\u51c6\u5316\u662f\u5b9e\u73b0\u7c7b\u4f3c\u4e8e\u53ef\u63d2\u62d4\u5149\u5b66\u7cfb\u7edf\u7684\u591a\u4f9b\u5e94\u5546\u751f\u6001\u7cfb\u7edf\u7684\u5148\u51b3\u6761\u4ef6\u3002\u6570\u636e\u4e2d\u5fc3\u8fd0\u8425\u5546\u4e0d\u592a\u53ef\u80fd\u63a5\u53d7\u6ca1\u6709\u591a\u6e90\u3001\u6807\u51c6\u5316\u6216\u81f3\u5c11MSA\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/section>\n
\u5728\u5149\u5b66\u65b9\u9762\uff0cCPO \u5c06\u57fa\u4e8e IEEE 802 \u548c MSA \u5b9a\u4e49\u7684\u4ee5\u592a\u7f51 PMD\uff0c\u4ee5\u786e\u4fdd\u4e0e\u6765\u81ea\u4e0d\u540c\u4f9b\u5e94\u5546\u7684\u53ef\u63d2\u62d4\u8bbe\u5907\u548c CPO \u5f15\u64ce\u7684\u4e92\u64cd\u4f5c\u6027\u3002\u9ad8\u901f\u7535\u63a5\u53e3\u6700\u521d\u5c06\u5229\u7528 OIF CEI-112G<\/span>\u5b9e\u65bd\u534f\u8bae\u3002<\/span><\/section>\n
\u4e3a\u4e86\u5411\u540e\u517c\u5bb9\uff0c\u7ba1\u7406\u63a5\u53e3\u5c06\u57fa\u4e8e\u73b0\u6709\u7684\u4e24\u7ebf\u63a5\u53e3\uff0c\u4f8b\u5982\u7269\u7406\u5c42\u7684 SPI \u6216 I2C\uff0c\u4ee5\u53ca\u901a\u7528\u7ba1\u7406\u63a5\u53e3\u89c4\u8303 (CMIS)<\/span>\u5b9a\u4e49\u7684\u534f\u8bae\u3002<\/section>\n
\u9700\u8981\u89e3\u51b3\u7684\u4e3b\u8981\u5f00\u653e\u95ee\u9898\u662f CPO \u5f15\u64ce\uff08\u548c\u5916\u90e8\u6fc0\u5149\u6e90\uff09\u5916\u5f62\u3001\u5c01\u88c5\u3001\u6563\u70ed\u3001\u53ef\u9760\u6027\u548c\u8fde\u63a5\u5668\uff08\u5149\u5b66<\/span>\u548c<\/span>\u7535\u6c14\uff09\uff0c\u8fd9\u4e9b\u90fd\u7531 CPO \u534f\u4f5c\u89e3\u51b3\u3002\u7136\u800c\uff0c\u91cd\u8981\u7684\u662f\u8981\u5141\u8bb8\u8db3\u591f\u7684\u81ea\u7531\u5ea6\u4ee5\u5b9e\u73b0\u521b\u65b0\u4ee5\u63a8\u52a8\u4ea7\u54c1\u5dee\u5f02\u5316\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u53ea\u8981\u786e\u4fdd\u4e92\u64cd\u4f5c\u6027\uff0c\u6807\u51c6\u5316\u5c31\u4e0d\u5e94\u59a8\u788d CPO \u4f9b\u5e94\u5546\u4f18\u5316\u4ed6\u4eec\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/section>\n
\u968f\u7740 CPO \u83b7\u5f97\u8ba4\u53ef\u5e76\u4e14\u89e3\u51b3\u65b9\u6848\u521d\u59cb\u90e8\u7f72\u5f62\u6210\uff0c\u5c06\u6709\u673a\u4f1a\u8054<\/span>\u5408\u4f18\u5316\u4ea4\u6362\u673a ASIC\u548cCPO\u5f15\u64ce<\/span>\u8fdb\u884c\u4f18\u5316\uff0c\u5305\u62ec\u53ef\u80fd\u5bf9\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u8fdb\u884c\u91cd\u65b0\u5206\u6790\u3002<\/span><\/section>\n

5.5 CPO \u8981\u6c42<\/span><\/strong><\/h3>\n
\u5c3d\u7ba1 CPO Collaboration \u6587\u6863\u4e25\u683c\u6765\u8bf4\u4e0d\u662f\u89c4\u8303\uff0c\u4f46\u5b83\u4eec\u5f88\u597d\u5730\u6982\u8ff0\u4e86\u7cfb\u7edf\u8981\u6c42<\/span>\u3002\u5305\u62ec\u5149\u5b66\u5f15\u64ce\u3001\u5916\u90e8\u6fc0\u5149\u6e90\u548c CPO \u6a21\u5757\u7ec4\u4ef6\u3002<\/section>\n
\u9996\u9009\u7684\u521d\u59cb CPO \u67b6\u6784\u57fa\u4e8e\u56fe<\/span>6<\/span>\u6240\u793a\u7684 2.5D \u96c6\u6210\u65b9\u6cd5\u00a0\uff0c\u5176\u4e2d\u591a\u4e2a\u63d2\u69fd\u5f0f CPO \u5f15\u64ce\u56f4\u7ed5\u57fa\u677f\u5468\u8fb9\u7ec4\u88c5\uff0c\u4ea4\u6362ASIC \u82af\u7247\u5b89\u88c5\u5728\u4e2d\u95f4\u3002<\/span><\/section>\n
\u76ee\u524d<\/span>\u503e\u5411\u4e8e\u4f7f\u7528\u5b89\u88c5\u5728\u9762\u677f\u4e0a\u7684\u5916\u90e8\u6fc0\u5149\u6e90\uff0c\u4ee5\u89e3\u51b3\u5bf9\u6fc0\u5149\u53ef\u9760\u6027\u548c\u70ed\u73af\u5883\u7684\u666e\u904d\u62c5\u5fe7\uff0c\u4ee3\u4ef7\u662f\u63d0\u9ad8\u6fc0\u5149\u529f\u7387\u4ee5\u514b\u670d\u4ece\u6fc0\u5149\u5668\u5230\u8c03\u5236\u5668\u7684\u8def\u5f84\u4e2d\u7684\u989d\u5916\u5149\u635f\u8017\uff0c\u4ee5\u53ca\u989d\u5916\u7684\u9762\u677f\u7a7a\u95f4\u548c\u6fc0\u5149\u5c01\u88c5\u6210\u672c\uff0c\u5305\u62ec\u989d\u5916\u7684\u5149\u7ea4\u548c\u8fde\u63a5\u5668\u3002<\/section>\n
\u8fd9\u4e9b\u5916\u90e8\u6fc0\u5149\u6e90\u53ef\u4ee5\u5229\u7528\u73b0\u6709\u7684\u5916\u5f62\u5c3a\u5bf8\uff0c\u4f8b\u5982 QSFP-DD \u548c OSFP\uff0c\u5373\u4f7f\u9ad8\u901f\u7535\u8fde\u63a5\u5668\u5c06\u4e0d\u88ab\u4f7f\u7528\u3002\u4e3a\u4e86\u51cf\u5c11\u6fc0\u5149\u5668\u6240\u9700\u7684\u9762\u677f\u9762\u79ef\uff0cCPO Collaboration<\/span>\u8fd8\u8981\u6c42\u65b0\u7684\u89e3\u51b3\u65b9\u6848\u5728\u6fc0\u5149\u5668\u6a21\u5757\u7684\u80cc\u9762\u5177\u6709\u5149\u8fde\u63a5\u5668\uff0c\u4ee5\u4fbf\u4e0d\u9700\u8981\u5916\u90e8\u8df3\u7ebf\uff08\u548c\u989d\u5916\u7684\u8f93\u5165\u8fde\u63a5\u5668\uff09\u3002<\/span><\/section>\n
\u4e3a\u4e86\u51cf\u5c11\u6fc0\u5149\u6a21\u5757\u7684\u6570\u91cf\u548c\u63d0\u4f9b\u5149\u8f93\u5165\u529f\u7387\u7684\u5149\u7ea4\u6570\u91cf\uff0c\u6bcf\u4e2a\u6fc0\u5149\u6a21\u5757\u901a\u8fc7\u4f7f\u7528\u66f4\u9ad8\u529f\u7387\u7684\u6fc0\u5149\u5668\u7ed3\u5408\u5149\u5f15\u64ce\u53d1\u5c04\u5668\u82af\u7247\u4e0a\u7684\u529f\u7387\u5206\u914d\u6765\u4e3a\u591a\u4e2a\u901a\u9053\u4f9b\u7535\u662f\u6709\u5229\u7684\u3002<\/span><\/section>\n
\u7531\u4e8eCPO\u5927\u6279\u91cf\u5e94\u7528\u7684\u76ee\u6807\u662f\u5728 51.2 Tb\/s \u8fd9\u4e00\u4ee3\u4ea4\u6362\u673a\uff0c\u56e0\u6b64\u96c6\u6210\u5bc6\u5ea6\u5fc5\u987b\u8db3\u4ee5\u5bb9\u7eb3\u9ad8\u8fbe 512\u00d7100G \u901a\u9053\u4ee5\u53ca\u5c3a\u5bf8\u4e3a 100 mm \u00d7 100 mm \u81f3 150 mm \u00d7 150mm \u7684\u57fa\u677f\u4e0a\u7684\u4ea4\u6362\u82af\u7247\u3002\u4e3a\u4e86\u80fd\u591f\u4f7f\u7528 XSR serdes\uff0c\u57fa\u677f\u5c3a\u5bf8\u4e0d\u5e94\u8d85\u8fc7 100 mm \u00d7 100 mm\u3002<\/span><\/section>\n
\u5149\u5f15\u64ce\u4f4d\u4e8e\u56db\u4e2a\u4fa7\u9762\uff0c\u8fd9\u79cd\u57fa\u677f\u5c3a\u5bf8\u8f6c\u5316\u4e3a 200 Gb\/s\/mm \u7684\u53cc\u5411\u8fb9\u7f18\u5e26\u5bbd\u5bc6\u5ea6\uff0c\u9002\u7528\u4e8e 51.2 Tb\/s \u4ea4\u6362\u673a\uff0c\u8fd9\u610f\u5473\u7740 TX \u548c RX \u7ec4\u4ef6\u95f4\u8ddd\u2264\u00a0<\/span>250\u00a0<\/span>\u5fae\u7c73<\/span>\u3002\u6bcf\u4e2a\u5f15\u64ce\u7684\u6700\u5927\u5bb9\u91cf\u4e3a 12.8 Tb\/s\uff08128 \u4e2a\u901a\u9053\uff09\uff0c\u4f46\u51fa\u4e8e\u4ea7\u91cf\u548c\u6a21\u5757\u5316\u7684\u539f\u56e0\uff0c\u5177\u6709 16-32 \u4e2a\u901a\u9053\u7684\u5f15\u64ce\u53ef\u80fd\u66f4\u5177\u5438\u5f15\u529b\u3002<\/span><\/section>\n
\u57fa\u677f\u5c3a\u5bf8\u4e3b\u8981\u7531\u7535\u8fde\u63a5\u5668\u51b3\u5b9a\uff0c\u5373\u7535\u89e6\u70b9\u95f4\u8ddd\u548c\u5e03\u5c40\u3002\u6bcf\u4e2a\u5f15\u64ce\u7684\u5178\u578b\u8282\u8ddd\u4e3a 400-800 \u03bcm\uff0c\u5e76\u4e14\u6709\u6570\u767e\u4e2a\u89e6\u70b9\uff0c\u5f15\u811a\u9635\u5217\u5bf9\u5f15\u64ce\u7684\u5bbd\u5ea6\u65bd\u52a0\u4e86\u4e0b\u9650\u3002\u5f15\u64ce\u7684\u957f\u5ea6\u9650\u5236\u8f83\u5c11\uff0c\u56e0\u4e3a\u5f15\u64ce\u7684 PIC \u53ef\u4ee5\u4f38\u51fa\u57fa\u677f\u8fb9\u7f18\u3002\u5f15\u64ce\u548c ASIC \u4e4b\u95f4\u66f4\u5927\u7684\u95f4\u8ddd\u6539\u5584\u4e86\u70ed\u6761\u4ef6\uff0c\u5e76\u4e3a\u57fa\u677f\u4e0a\u7684\u4fe1\u53f7\u7a81\u7834\u63d0\u4f9b\u4e86\u66f4\u591a\u7a7a\u95f4\u3002<\/span><\/section>\n
\u4e3a\u4e86\u6700\u5927\u9650\u5ea6\u5730\u5229\u7528\u57fa\u677f\u8fb9\u7f18\uff0c\u5177\u6709\u5bbd\u800c\u6d45\u7684\u8fde\u63a5\u5668\u5e03\u5c40\u53ef\u80fd\u662f\u6709\u5229\u7684\uff0c\u56e0\u4e3a\u8fd9\u53ef\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5728\u57fa\u677f\u89d2\u90e8\u635f\u5931\u7684\u8fb9\u7f18\u957f\u5ea6\uff0c\u4ece\u800c\u653e\u5bbd\u901a\u9053\u548c\u5149\u7ea4\u95f4\u8ddd\u8981\u6c42\u3002\u4f8b\u5982\uff0c\u5e26\u6709 16 \u00d7 3.2 T \u5f15\u64ce\u7684 51.2 T \u7ec4\u4ef6\uff0c\u6bcf\u4e2a\u8fb9\u7f18\u6709\u56db\u4e2a\uff0c\u53ef\u4ee5\u91c7\u7528 20 \u6beb\u7c73 \u00d7 4 \u6beb\u7c73\u7684\u8fde\u63a5\u5668\u5e03\u5c40\uff0c\u5f15\u64ce\u95f4\u8ddd\u4e3a 2 \u6beb\u7c73\uff0c\u603b\u57fa\u677f\u5bbd\u5ea6\u4e3a 94 \u6beb\u7c73\u3002\u4f7f\u7528\u8fd9\u79cd\uff0c250\u00a0<\/span>\u03bc<\/span>\u00a0m\u7684\u5178\u578b\u901a\u9053\u95f4\u8ddd\u00a0\u5c31\u8db3\u591f\u5c0f\u4e86\u3002\u7531\u4e8e\u989d\u5916\u7684\u5149\u529f\u7387\u8f93\u5165\u5149\u7ea4\uff0c\u5149\u7ea4\u95f4\u8ddd\u53ef\u80fd\u4f1a\u53d7\u5230\u66f4\u591a\u9650\u5236\u3002<\/section>\n
\u6b63\u5982\u57283.3\u4e2d\u8ba8\u8bba\u7684\u90a3\u6837\u3002<\/span>\u5c24\u5176\u662f\u9ad8\u901f\u7535\u63a5\u53e3\u9762\u4e34\u4e00\u4e2a\u96be\u9898\uff1a\u53ea\u8981\u9700\u8981\u652f\u6301\u57fa\u4e8e\u94dc\u7684 PMD \u548c\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\uff0c\u4e3b\u4ea4\u6362\u673a ASIC \u5c31\u9700\u8981\u5305\u542b\u5177\u6709\u76f8\u5e94\u529f\u80fd\u7684 serdes\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4ea4\u6362\u673a\u4ec5\u63d0\u4f9b XSR serdes\uff0c\u90a3\u4e48\u5b83\u5b9e\u9645\u4e0a\u53ea\u80fd\u4e0e CPO \u4e00\u8d77\u4f7f\u7528\u3002\u56e0\u6b64\uff0cCPO \u6700\u521d\u53ef\u80fd\u4f1a\u4e0e\u4ecd\u63d0\u4f9b LR serdes \u7684\u4ea4\u6362\u673a ASIC \u914d\u5bf9\u3002\u4ece\u957f\u8fdc\u6765\u770b\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u770b\u5230\u540c\u4e00ASIC \u7684\u4e0d\u540c\u7248\u672c\uff0c\u6839\u636e\u5b83\u4eec\u63d0\u4f9b\u7684 serdes \u7c7b\u578b\u6765\u533a\u5206\u3002\u8fd9\u53ef\u80fd\u4e0e\u8f6c\u5411\u57fa\u4e8e\u5c0f\u82af\u7247\u7684\u4ea4\u6362\u673a\u67b6\u6784\u76f8\u543b\u5408\uff0c\u5728\u8fd9\u79cd\u67b6\u6784\u4e2d\uff0c\u4e00\u4e2a\u4ea4\u6362\u673a\u6838\u5fc3\u82af\u7247\u88ab MCM \u4e0a\u7684\u51e0\u4e2a serdes \u82af\u7247\u5305\u56f4\uff0c\u8fd9\u6837\u5185\u6838\u5c31\u53ef\u4ee5\u4e0e\u4e0d\u540c\u7684 serdes \u5c0f\u82af\u7247\u4e00\u8d77\u4f7f\u7528\u3002<\/span><\/section>\n
\u4e0e\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\u76f8\u6bd4\uff0c\u4e3a\u4e86\u5b9e\u73b0 25%\u201350% \u7684\u529f\u7387\u964d\u4f4e\uff08\u9884\u8ba1<20 pJ\/bit\uff09\uff0c\u7b2c\u4e00\u4ee3 CPO \u5f15\u64ce\uff08\u5305\u62ec\u6fc0\u5149\u529f\u7387\uff09\u7684\u76ee\u6807\u529f\u7387\u6548\u7387\u5e94\u5728 10\u201315 pJ\/bit\uff08DR4 \u94fe\u63a5\uff09\u3002\u4e0b\u4e00\u4ee3\u53ef\u4ee5\u63a8\u52a8\u66f4\u9ad8\u7684\u80fd\u6e90\u6548\u7387\uff0c\u7279\u522b\u662f\u901a\u8fc7\u6280\u672f\u6539\u8fdb\u6765\u63d0\u9ad8\u6fc0\u5149\u6548\u7387\uff0c\u4ece\u800c\u964d\u4f4e\u4f20\u8f93 PIC \u548c\u5149\u7ea4\u9644\u4ef6\u4e0a\u7684\u5149\u635f\u8017\u3002<\/span><\/section>\n
\u4e3a\u4e86\u4fdd\u6301\u6574\u4f53 pJ\/bit \u4f4e\uff0c\u6fc0\u5149\u529f\u7387\u5e94\u9650\u5236\u5728 20 dBm \u6216\u66f4\u4f4e\uff0c\u56e0\u4e3a\u6fc0\u5149\u5668\u5728\u66f4\u9ad8\u7684\u529f\u7387\u6c34\u5e73\u4e0a\u53d8\u5f97\u8d8a\u6765\u8d8a\u4f4e\u6548\u3002\u4fdd\u6301\u6fc0\u5149\u529f\u7387\u4f4e\u4e8e\u6b64\u503c\u4e5f\u6709\u5229\u4e8e\u66f4\u9ad8\u7684\u6fc0\u5149\u53ef\u9760\u6027\u3002\u6839\u636e\u6211\u4eec\u7684 CPO \u6280\u672f\u6f14\u793a\u53ca<\/span>\u540e\u7eed\u6280\u672f\u5f00\u53d1\u548c\u7cfb\u7edf\u5efa\u6a21\u7684\u7ecf\u9a8c\uff0c\u6211\u4eec\u4f30\u8ba1\u603b\u4f53\u80fd\u6548\u6c34\u5e73\u8fdc\u4f4e\u4e8e 10 pJ\/bit\u3002<\/section>\n
\u4ec5\u964d\u4f4e\u529f\u7387\u53ef\u80fd\u4e0d\u8db3\u4ee5\u63a8\u52a8 CPO \u7684\u5e7f\u6cdb\u5e94\u7528\u3002\u56e0\u6b64\uff0cCPO \u7684\u76ee\u6807\u5e94\u8be5\u662f\u76f8\u5bf9\u53ef\u63d2\u62d4\u6a21\u5757\u65b9\u9762\u5b9e\u73b0\u5927\u5e45\u6210\u672c\u964d\u4f4e\u3002\u5149\u5b66\u5f15\u64ce\u7684\u5e73\u5747\u552e\u4ef7 (ASP) \u5e94\u660e\u663e\u4f4e\u4e8e\u5f53\u524d\u5bf9 400G-DR4 \u5149\u5b66\u5668\u4ef6\u7684 ASP \u9884\u6d4b\uff0c\u4ece 2021 \u5e74\u7684 < 1.20 \u7f8e\u5143\/Gbps \u964d\u81f3 2024 \u5e74\u7684 < 0.60 \u7f8e\u5143<\/span>\u3002\u8bf7\u6ce8\u610f\uff0c\u8fd9\u4e9b\u662f\u6700\u7ec8\u7528\u6237 ASP\uff0c\u56e0\u6b64\u8fd9\u4e9b\u6570\u5b57\u5e94\u6784\u6210\u6536\u53d1\u5668\u548c CPO \u4f9b\u5e94\u5546\u81ea\u4e0a\u800c\u4e0b\u7684\u6210\u672c\u76ee\u6807\u8bbe\u7f6e\u7684\u57fa\u7840\uff0c\u540c\u65f6\u8003\u8651\u5230\u5229\u6da6\u548c\u7ba1\u7406\u8d39\u7528\u3002<\/section>\n
\u6211\u4eec\u4f30\u8ba1\uff0c\u4e0e\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\u76f8\u6bd4\uff0c\u5355\u4f4d\u5bb9\u91cf\u6210\u672c\u5728\u7cfb\u7edf\u7ea7\u964d\u4f4e 50% \u662f\u53ef\u884c\u7684\uff0c\u8fd9\u662f\u7531\u4e8e\u9ad8\u5ea6\u96c6\u6210\u7684\u591a\u901a\u9053 PIC \u5177\u6709\u96c6\u6210\u6ce2\u5bfc\u3001\u8c03\u5236\u5668\u3001\u68c0\u6d4b\u5668\u3001\u591a\u8def\u590d\u7528\u5668\u548c\u7528\u4e8e\u88ab\u52a8\u5bf9\u51c6\u5149\u7ea4\u8fde\u63a5\u7684 V \u578b\u69fd\u3002\u6b64\u5916\uff0c\u9664\u4e86\u66f4\u9ad8\u7684\u96c6\u6210\u5ea6\u4e4b\u5916\uff0c\u63a8\u52a8\u66f4\u9ad8\u7684 PIC \u5236\u9020\u826f\u7387\u4e5f\u81f3\u5173\u91cd\u8981\u3002<\/span><\/section>\n
CDR \u82af\u7247\u7684\u53d6\u6d88\u4e5f\u4ea7\u751f\u4e86\u663e\u8457\u7684\u6210\u672c\u8282\u7ea6\u3002\u6b64\u5916\uff0cCPO \u7aef\u53e3\u4e0d\u9700\u8981\u4f20\u7edf\u7684\u6a21\u5757\u5916\u58f3\u3001\u7b3c\u5b50\u3001\u8fde\u63a5\u5668\u3001Retimer\u3001\u6602\u8d35\u7684\u9ad8\u7ea7\u8d85\u4f4e\u635f\u8017 PCB \u677f\u6750\u6216\u7535\u7f06\u89e3\u51b3\u65b9\u6848\u3002<\/section>\n

5.6 \u5149\u5b50\u96c6\u6210<\/span><\/strong><\/h3>\n
CPO \u5c06\u4e3b\u8981\u901a\u8fc7\u5149\u5b50\u96c6\u6210\u7684\u8fdb\u6b65\u5b9e\u73b0\u3002\u8fd9\u53ef\u4ee5\u5728\u5404\u79cd\u5e73\u53f0\uff08\u5982\u4e8c\u6c27\u5316\u7845\uff09\u6765\u5b9e\u73b0\uff08\u5e73\u9762\u5149\u6ce2\u7535\u8def\uff09\uff0c\u78f7\u5316\u94df\uff08InP\uff09\uff0c\u7edd\u7f18\u4f53\u4e0a\u7845\uff08SOI \/\u7845\u5149\u5b50\uff09\uff0c\u7845\u6c2e\u5316\u7269\uff08\u6c2e\u5316\u7845) \u3001\u94cc\u9178\u9502 (LiNbO3) \u3001\u73bb\u7483\u548c\u805a\u5408\u7269 \u3002<\/section>\n
\u5728\u8bb8\u591a\u65b9\u9762\uff0c\u8fd9\u4e9b\u5e73\u53f0\u5177\u6709\u4e92\u8865\u7684\u4f18\u52bf\u548c\u52a3\u52bf\uff1b\u7136\u800c\uff0c\u9664\u4e86\u5149\u5b50\u5bc6\u5ea6\u3001\u529f\u80fd\u548c\u6027\u80fd\u4e4b\u5916\uff0c\u5173\u952e\u65b9\u9762\u662f\u8be5\u5e73\u53f0\u662f\u5426\u9002\u5408 (a) \u4e0d\u540c\u6750\u6599\u7cfb\u7edf\u7684\u96c6\u6210\u548c (b) \u5927\u6279\u91cf\u5236\u9020\u3002\u7b2c\u4e00\u4e2a\u65b9\u9762\u786e\u4fdd\u5728\u4e3a\u6bcf\u4e2a\u529f\u80fd\u5355\u5143\u9009\u62e9\u6700\u4f73\u6750\u6599\u65f6\u5177\u6709\u6700\u5927\u7684\u591a\u529f\u80fd\u6027\uff0c\u7b2c\u4e8c\u4e2a\u65b9\u9762\u5bf9\u4e8e\u6ee1\u8db3\u6279\u91cf\u9700\u6c42\u548c\u5b9e\u73b0\u89c4\u6a21\u7ecf\u6d4e\u81f3\u5173\u91cd\u8981\u3002<\/span><\/section>\n
\u957f\u671f\u4ee5\u6765\uff0c\u7845\u5149\u5b50\u5b66\u88ab\u8ba4\u4e3a\u6709\u6f5c\u529b\u540c\u65f6\u63d0\u4f9b\u5e7f\u6cdb\u7684\u5149\u5b50\u5668\u4ef6\u529f\u80fd\u3001\u975e\u5e38\u9ad8\u6c34\u5e73\u7684\u5149\u5b50\u96c6\u6210\u548c\u7535\u5b50-\u5149\u5b50\u534f\u540c\u96c6\u6210\uff0c\u4ee5\u53ca\u901a\u8fc7\u5229\u7528\u6210\u719f\u7684\u3001\u5927\u6676\u5706 CMOS \u5904\u7406 <\/span>\u3002\u5bf9\u4e8e\u6570\u636e\u4e2d\u5fc3\u5149\u5b66\u5e94\u7528\uff0c\u57fa\u4e8e\u4e0a\u8ff0\u6807\u51c6\uff0c\u4e0e CMOS \u7684\u5355\u7247\u96c6\u6210\u53ef\u80fd\u4e0d\u662f\u6700\u5408\u9002\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u7845\u5149\u5b50\u5de5\u827a\u4e0e\u7528\u4e8e\u5b9e\u73b0\u4ea4\u6362ASIC\u7684\u6700\u5148\u8fdb\u7684 CMOS \u8282\u70b9\u4e0d\u517c\u5bb9\u3002\u76f8\u53cd\uff0c\u5bf9\u4e8e\u7535\u5b50\u548c\u5149\u5b50\u5b66\u4f7f\u7528\u4e0d\u540c\u5de5\u827a\u7684\u5f02\u6784\u96c6\u6210\u65b9\u6cd5\u53ef\u80fd\u66f4\u5408\u9002\u3002\u8fd9\u9700\u8981\u4e00\u4e2a\u6280\u672f\u5e73\u53f0\uff0c\u80fd\u591f\u5728\u7845\u5149\u5b50 PIC \u4e0a\u5b9e\u73b0 III-V \u65cf\u6750\u6599\u7684\u9ad8\u901a\u91cf\u548c\u4f4e\u635f\u8017\u96c6\u6210\u3002<\/section>\n
\u57fa\u4e8e SiPh \u7684\u5149\u5b50\u96c6\u6210\u7535\u8def\u5df2\u7ecf\u5728 100G \u548c 400G \u6536\u53d1\u5668\u6a21\u5757<\/span>\u548c\u76f8\u5e72\u5149\u5b66\u4e2d\u53d6\u4ee3\u4f20\u7edf\u7684\u5fae\u5149\u5b66\u5668\u4ef6\u3002\u7136\u800c\uff0c\u8981\u66f4\u5feb\u5730\u964d\u4f4e\u6210\u672c\uff0c\u5c31\u9700\u8981\u4ece\u5206\u7acb\u6a21\u5757\u8f6c\u5411\u66f4\u5bc6\u96c6\u96c6\u6210\u7684\u5149\u5b66\u5668\u4ef6\u3002\u901a\u8fc7\u5c06\u66f4\u591a\u6e20\u9053\u6574\u5408\u5230\u5355\u4e2a PIC\u3001\u6d88\u9664\u5c01\u88c5\u7ea7\u522b\u3001\u5171\u4eab\u6fc0\u5149\u5668\u548c\u63a7\u5236\u5668\u4ee5\u53ca\u5229\u7528\u6279\u91cf\u5236\u9020\u6d41\u7a0b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u5927\u7684\u8282\u7701\u3002<\/section>\n

\u7b2c\u516d\u90e8\u5206 \u7f51\u7edc\u67b6\u6784\u6f14\u8fdb<\/span><\/h2>\n
\u5404\u79cd\u6587\u732e\u4e2d\u5df2\u7ecf\u8be6\u7ec6\u7814\u7a76\u4e86\u5982\u4f55\u5229\u7528\u4ea4\u6362\u673a\u6784\u5efa\u5757\u7ed9\u5b9a\u5927\u5c0f\u7684\u7f51\u7edc\u3002\u5bf9\u4e8e\u5927\u578b\u6570\u636e\u4e2d\u5fc3\uff0cClos\u67b6\u6784\u7684\u53d8\u4f53\u3002<\/span>\u6700\u5c0f\u5316\u7ed9\u5b9a\u903b\u8f91\u62d3\u6251\u7684\u7269\u7406\u5b9e\u73b0\u6210\u672c\u9700\u8981\u8bc4\u4f30\u4ea4\u6362\u673a\u57fa\u6570\u4e0e\u7aef\u53e3\u901f\u5ea6\u4ee5\u53ca\u7535\u4e92\u8fde\u4e0e\u5149\u4e92\u8fde\u7684\u5173\u952e\u6743\u8861\u3002<\/section>\n
\u6709\u5173\u7f51\u7edc\u53d1\u5c55\u8fd9\u4e9b\u4e3b\u9898\u7684\u66f4\u6df1\u5165\u8ba8\u8bba\uff0c\u8bfb\u8005\u53ef\u4ee5\u6df1\u5165\u5b66\u4e60<\/span>\u3002\u5149\u5b66\u53d1\u5c55\u8def\u7ebf\u56fe\u80cc\u666f\u4e0b\u7684\u5173\u952e\u8981\u70b9\u662f\uff1a\u968f\u7740\u5355\u4e00 ASIC \u5bb9\u91cf\u7684\u4e0d\u65ad\u589e\u957f\u4ee5\u53ca\u57fa\u4e8e\u94dc\u7f06\u548c\u57fa\u4e8e\u5149\u7ea4\u7684\u94fe\u8def\u4e4b\u95f4\u7684\u6210\u672c\u5dee\u8ddd\u4e0d\u65ad\u7f29\u5c0f\uff0c\u53ef\u4ee5\u901a\u8fc7\u91cd\u65b0\u8003\u8651\u65b0\u7684\u7f51\u7edc\u67b6\u6784\u6765\u8282\u7701\u6210\u672c\u548c\u80fd\u8017\u3002<\/section>\n
\u56fe7<\/span>\u8bf4\u660e\u4e86 CPO \u90e8\u7f72\u7684\u6f5c\u5728\u589e\u91cf\u8def\u5f84\u3002CPO \u7684\u4e00\u4e2a\u6f5c\u5728\u5207\u5165\u70b9\u662f\u53f6\u810a\u7ed3\u6784\u4e2d\u7684\u4e3b\u5e72\u4ea4\u6362\u673a\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u4ea4\u6362\u673a\u5728\u5176\u6240\u6709\u4e0b\u884c\u94fe\u8def\u4e0a\u90fd\u9700\u8981\u5355\u6a21\u5149\u5b66\u5668\u4ef6\uff0c\u5e76\u4e14\u53ef\u4ee5\u90e8\u7f72\u5b8c\u5168\u586b\u5145\u5149\u5b66\u5668\u4ef6\u3002\u8fd9\u8868\u660e\uff0c\u6bcf\u4e2a\u5f15\u64ce\u63d0\u4f9b 4 \u5230 8 \u4e2a 400GBASE-DR4 \u548c -FR4 \u94fe\u8def\u7684\u5149\u5f15\u64ce\u5c06\u662f\u4e0e 51.2 T \u4ea4\u6362\u673a\u7ed3\u5408\u4f7f\u7528\u7684\u521d\u59cb CPO \u6d6a\u6f6e\u7684\u7406\u60f3\u76ee\u6807\u3002\u6839\u636e\u7f51\u7edc\u67b6\u6784\uff0c\u4e3b\u5e72\u4e0a\u884c\u94fe\u8def\u53ef\u80fd\u9700\u8981\u76f8\u5e72\u5149\u5b66\uff0c\u8fd9\u63a8\u52a8\u4e86\u6df7\u5408\u5c01\u88c5\u548c\u53ef\u63d2\u62d4\u5149\u5b66\u7684\u4ea4\u6362\u673a\u67b6\u6784\u3002<\/span><\/section>\n

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

\u56fe 7\u00a0\u00a0<\/strong>\u9010\u6e10\u91c7\u7528 CPO \u548c\u7f51\u7edc\u67b6\u6784\u6f14\u8fdb\u9f50\u5934\u5e76\u8fdb<\/span><\/p>\n

\u4e0b\u4e00\u6b65\uff0c\u6765\u81ea\u53f6\u4ea4\u6362\u673a\u7684\u4e0a\u884c\u94fe\u8def\u53ef\u4ee5\u8fc1\u79fb\u5230 CPO\uff0c\u518d\u6b21\u4f7f\u7528 400GBASE-DR4 \u6216 -FR4 PMD\u3002\u8fd9\u4e9b\u4ea4\u6362\u673a\u8fd8\u53ef\u4ee5\u4ece\u6df7\u5408\u5b9e\u65bd\u4e2d\u53d7\u76ca\uff0c\u5176\u4e2d\u53ea\u6709\u90e8\u5206\u7aef\u53e3\uff08\u4e0a\u884c\u94fe\u8def\uff09\u88c5\u6709 CPO \u5f15\u64ce\uff0c\u800c\u4e0b\u884c\u94fe\u8def\u5219\u575a\u6301\u4f7f\u7528\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\u3002CPO \u4e0e\u53ef\u63d2\u62d4\u7aef\u53e3\u7684\u6bd4\u7387\u5c06\u53d6\u51b3\u4e8e\u53f6\u4ea4\u6362\u673a\u9700\u6c42\u3002<\/span><\/section>\n
\u8bf7\u6ce8\u610f\uff0c\u4e0e FR4 \u76f8\u6bd4\uff0cDR4 \u6709\u4e00\u4e2a\u5173\u952e\u4f18\u52bf\uff1a\u5b83\u5141\u8bb8\u5c06\u4e00\u4e2a 400G \u7aef\u53e3\u62c6\u5206\u4e3a\u56db\u4e2a\u5355\u72ec\u7684 100G \u7aef\u53e3\uff0c\u4ece\u800c\u5c06\u4ea4\u6362\u673a\u57fa\u6570\u589e\u52a0\u4e86\u56db\u500d\u3002\u53cd\u8fc7\u6765\uff0c\u8fd9\u5728\u4e24\u5c42\u5e94\u7528\u65f6\uff0c\u53ef\u5c06\u6574\u4f53\u7f51\u7edc\u53ef\u6269\u5c55\u6027\u663e\u7740\u63d0\u9ad8\u591a\u8fbe 16 \u500d\uff0c\u4f46\u4ee3\u4ef7\u662f\u5e03\u7ebf\u590d\u6742\u6027\u8981\u9ad8\u5f97\u591a\u3002\u8fd9\u53ef\u4ee5\u4f7f\u7528\u5206\u652f\u7535\u7f06\u6216\u901a\u8fc7\u9ad8\u5bc6\u5ea6\u5149\u8fde\u63a5\u5668<\/span>\u6765\u5b9e\u73b0\u3002\u56e0\u6b64\uff0cDR \u578b\u63a5\u53e3\u66f4\u9002\u5408\u9ad8\u57fa\u6570\u7f51\u7edc\u67b6\u6784\uff08\u6bcf\u4e2a\u4ea4\u6362\u673a 64-128 \u4e2a\u7aef\u53e3\uff09\uff0c\u800c FR \u66f4\u9002\u5408\u4f4e\u57fa\u6570\u67b6\u6784\u3002<\/section>\n
\u63a5\u4e0b\u6765\uff0c\u53f6\u4ea4\u6362\u673a\u4e0b\u884c\u94fe\u8def\u53ef\u4ee5\u4ece\u53ef\u63d2\u62d4\u5149\u5b66\u5668\u4ef6\uff08\u901a\u5e38\u57fa\u4e8e\u5e76\u884c SMF\uff09\u8fc1\u79fb\u5230 CPO\u3002\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ea4\u6362\u673a\u5177\u6709\u4e24\u79cd\u7c7b\u578b\u7684 CPO \u5f15\u64ce\uff08\u4f8b\u5982\uff0c\u7528\u4e8e\u4e0a\u884c\u94fe\u8def\u7684 FR4\uff0c\u7528\u4e8e\u4e0b\u884c\u94fe\u8def\u7684 DR4\uff09\u3002\u6b64\u5916\uff0cCPO \u53ef\u4ee5\u90e8\u7f72\u5728 TOR\uff0c\u9996\u5148\u5728\u4e0a\u884c\u94fe\u8def\u4e0a\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u53ea\u8981\u65e0\u6e90\u94dc\u7ebf\u63d0\u4f9b\u8db3\u591f\u7684\u8986\u76d6\u8303\u56f4\u6765\u8fde\u63a5\u673a\u67b6\u7684\u670d\u52a1\u5668\uff0cTOR \u4e0b\u884c\u94fe\u8def\u5f88\u53ef\u80fd\u4ecd\u7136\u57fa\u4e8e\u94dc\u7ebf\u3002<\/span><\/section>\n
TOR-spine-leaf \u67b6\u6784\u7684\u4e00\u4e2a\u91cd\u8981\u7f3a\u70b9\u662f\u7f51\u7edc\u8fb9\u7f18\uff08\u5373 TOR\uff09\u7684\u57fa\u6570\u53d7\u5230\u94dc DAC \u8303\u56f4\u7684\u4e25\u91cd\u9650\u5236\u3002\u8fd9\u610f\u5473\u7740 TOR \u5c42\u4e0d\u4f1a\u4ece\u4ea4\u6362\u673a\u5bb9\u91cf\u7684\u6301\u7eed\u8fdb\u6b65\u4e2d\u53d7\u76ca\uff1b\u4ee5 3:1 \u7684\u6536\u7f29\u6bd4\u548c\u6bcf\u53f0\u670d\u52a1\u5668100Gb\/s \u7684\u901f\u5ea6\uff0c51.2 T \u4ea4\u6362\u673a\u53ef\u4ee5\u8fde\u63a5 384 \u53f0\u670d\u52a1\u5668\uff0c\u5373 12 \u4e2a\u673a\u67b6\u4e2d\u7684 32 \u4e2a\u670d\u52a1\u5668\uff0c\u800c\u5355\u4e2a\u673a\u67b6\u5185\u53ef\u7528\u7684\u6700\u5927\u5bb9\u91cf\u7ea6\u4e3a6.4T\u3002<\/section>\n
\u5728\u67b6\u6784\u3001\u8bbe\u5907\u6570\u91cf\u3001\u8fd0\u8425\u548c\u7ba1\u7406\u65b9\u9762\u7684\u7f51\u7edc\u7b80\u5316\u53ef\u4ee5\u63d0\u4f9b\u5f3a\u5927\u7684\u52a8\u529b\uff0c\u5c06\u8bb8\u591a\u5c0f\u578b TOR \u4ea4\u6362\u673a\u6574\u5408\u4e3a\u4e00\u4e2a\u5927\u578b\u4ea4\u6362\u673a\u3002\u8fd9\u5c06\u5bfc\u81f4\u7f51\u7edc\u4e2d\u4ea4\u6362\u673a\u7684\u603b\u6570\u5927\u5e45\u51cf\u5c11\uff0c\u4ece\u800c\u51cf\u5c11\u7f51\u7edc\u8bbe\u5907\u6240\u9700\u7684\u673a\u67b6\u7a7a\u95f4\uff0c\u7b80\u5316\u7f51\u7edc\u7ba1\u7406\uff0c\u964d\u4f4e\u7f51\u7edc\u603b\u6210\u672c\u548c\u529f\u8017\uff0c\u5e76\u53ef\u80fd\u7531\u4e8e\u66f4\u5927\u7684\u4e00\u7ea7\u670d\u52a1\u5668\u800c\u63d0\u9ad8\u5de5\u4f5c\u8d1f\u8f7d\u6027\u80fd\u6c60\uff08\u5373\u66f4\u591a\u7684\u670d\u52a1\u5668\u8fde\u63a5\u5230\u7b2c\u4e00\u7f51\u7edc\u5c42\u4e2d\u7684\u540c\u4e00\u4ea4\u6362\u673a\uff09\u3002<\/span><\/section>\n
\u8fd9\u79cd\u5927\u578b\u4ea4\u6362\u673a\u7531\u9ad8\u5ea6\u5148\u8fdb\u7684\u4ea4\u6362\u673a\u82af\u7247\u652f\u6301\uff0c\u8fd9\u9700\u8981\u4ea4\u6362\u673a\u67b6\u6784\u521b\u65b0\u4ee5\u5b9e\u73b0\u5982\u56fe1\u00a0<\/span>\u6240\u793a\u7684\u6301\u7eed\u6269\u5c55\u00a0\u3002<\/span><\/section>\n
\u6839\u636e\u76ee\u6807\u7f51\u7edc\u7684\u5927\u5c0f\uff0c\u5982\u679c\u4f7f\u7528\u8fd9\u79cd\u5927\u578b\u4ea4\u6362\u673a ASIC \u7684\u5b8c\u6574\u57fa\u6570\uff0c\u5219\u53ef\u4ee5\u5b8c\u5168\u6d88\u9664 TOR \u5c42 [\u00a0<\/span>78<\/span>\u00a0]\u3002\u663e\u7136\uff0c\u8fd9\u5c06\u9700\u8981\u90e8\u7f72\u5149\u7ea4\u5230\u670d\u52a1\u5668 (FTTS)\uff0c\u8fd9\u53ea\u6709\u5728\u57fa\u4e8e FTTS \u7684\u89e3\u51b3\u65b9\u6848\u7684\u603b\u6210\u672c\u4e0e\u4f20\u7edf\u67b6\u6784\u76f8\u5f53\u65f6\u624d\u4f1a\u53d1\u751f\u3002\u8fd9\u4ee3\u8868\u4e86\u77ed\u8ddd\u79bb CPO \u94fe\u8def\u7684\u91cd\u8981\u673a\u4f1a\uff0c\u5b83\u53ef\u4ee5\u57fa\u4e8e MMF \u6216\u964d\u4f4e\u4e86\u8ddd\u79bb\u548c\u6210\u672c\u7684 SMF PMD\uff0c\u53ef\u80fd\u5728\u7a81\u7834 AOC \u914d\u7f6e\u4e2d\u3002<\/section>\n
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