{"id":326,"date":"2020-05-21T13:51:15","date_gmt":"2020-05-21T05:51:15","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=326"},"modified":"2022-02-28T15:57:38","modified_gmt":"2022-02-28T07:57:38","slug":"pon%e7%ae%80%e5%8f%b2","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=326","title":{"rendered":"PON\u7b80\u53f2"},"content":{"rendered":"
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\u4e4b\u524d\u6709\u4e0d\u5c11\u540c\u5b66\u95eeEPON\u3001GPON\u300110G PON\u3001XG-PON\u3001NG-PON2\u5230\u5e95\u662f\u4ec0\u4e48\u5173\u7cfb\u3002\u4eca\u5929\u901a\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6211\u8be6\u7ec6\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\u3002<\/span><\/p>\n

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   <\/span><\/strong><\/span>  <\/span><\/strong>01. EPON\u548cGPON   <\/strong><\/span><\/span>  <\/span><\/strong><\/strong><\/span><\/p>\n


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\u6545\u4e8b\u8981\u4ecePON\u7684\u8d77\u6e90\u5f00\u59cb\u8bf4\u8d77\u3002<\/span>
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\u4e0a\u4e16\u7eaa80\u5e74\u4ee3\uff0c<\/span>\u8ba1<\/span>\u7b97\u673a\u548c\u591a\u5a92\u4f53\u6280\u672f\u5d1b\u8d77<\/span>\uff0c<\/span>\u8d8a\u6765\u8d8a\u591a\u7684\u4eba\u5f00\u59cb\u62e5\u6709<\/span>\u7535\u8111<\/span>\uff0c\u4e5f<\/span>\u5f00\u59cb\u63a5\u89e6\u7f51\u7edc\uff08<\/span>\u5c40\u57df\u7f51\u6216\u4e92\u8054\u7f51<\/span>\uff09<\/span>\u3002<\/span>\u4e8e\u662f\uff0c\u6570\u636e\u901a\u4fe1\u4e1a\u52a1<\/span>\u5f00\u59cb\u5174\u8d77\uff0c\u4e0a\u7f51<\/span>\u9700\u6c42\u51fa\u73b0<\/span>\u3002<\/span><\/section>\n
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\u65e9\u671f\u7684\u65f6\u5019\uff0c\u8fd0\u8425\u5546\u80fd\u63d0\u4f9b\u7684\u4e0a\u7f51\u670d\u52a1\uff0c\u57fa\u672c\u4e0a\u90fd\u662f\u901a\u8fc7\u7535\u8bdd\u7ebf\u3001\u53cc\u7ede\u7ebf\uff08\u7f51\u7ebf\uff09\u3001\u540c\u8f74\u7535\u7f06\u8fd9\u6837\u7684\u94dc\u5236\u7ebf\u7f06\u3002\u6280\u672f\u5305\u62ecADSL\uff08<\/span>\u975e\u5bf9\u79f0\u6570\u5b57\u7528\u6237\u7ebf\u8def\uff09\u548cISDN\u4e13\u7ebf<\/strong>\uff08<\/span>\u7efc\u5408\u4e1a\u52a1\u6570\u5b57\u7f51<\/span>\uff09<\/span>\u7b49\u3002<\/span><\/span><\/section>\n

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ADSL Modem<\/span><\/section>\n

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\u8fd9\u4e9b\u65b9\u5f0f\u8981\u4e48\u901f\u7387\u5f88\u6162\uff0c\u8981\u4e48\u6210\u672c\u5f88\u9ad8\uff0c\u5e76\u4e0d\u80fd\u6ee1\u8db3\u7528\u6237\u7684\u9700\u6c42\u3002<\/span><\/span><\/section>\n
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\u4e8e\u662f\uff0c\u5149\u7ea4\u4f5c\u4e3a\u4e00\u79cd\u65b0\u578b\u901a\u4fe1\u4ecb\u8d28\uff0c\u5f00\u59cb\u8fdb\u5165\u4e86\u4eba\u4eec\u7684\u89c6\u91ce\u3002<\/span><\/section>\n

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\u5149\u7ea4\u7ef4<\/span><\/section>\n
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\u81ea\u4ece1966\u5e74\u534e\u88d4\u79d1\u5b66\u5bb6\u9ad8\u951f\u5148\u751f\u901a\u8fc7\u4e00\u7bc7\u8bba\u6587\u5960\u5b9a\u4e86\u5149\u7ea4\u901a\u4fe1\u7406\u8bba\u57fa\u7840\u4e4b\u540e\uff0c\u8fd9\u9879\u6280\u672f\u4fbf\u8fdb\u5165\u4e86\u9ad8\u901f\u53d1\u5c55\u7684\u9636\u6bb5\u3002\u5149\u7ea4\u5236\u9020\u5de5\u827a\u4e0d\u65ad\u6210\u719f\uff0c\u4ea7\u4e1a\u94fe\u4e5f\u65e5\u76ca\u6210\u578b\u3002<\/span><\/span><\/span><\/section>\n
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\u5230\u4e8680\u5e74\u4ee3\u672b\uff0c\u4e3a\u4e86\u5c06\u5149\u7ea4\u5e94\u7528\u4e8e\u5bbd\u5e26\u63a5\u5165\u4e1a\u52a1\uff0c\u9646\u7eed\u6709\u5382\u5546\u63a8\u51fa\u4e86\u81ea\u5df1\u7684\u7a84\u5e26PON\u6280\u672f\u3002\u5f53\u65f6\uff0c\u8fd9\u79cd\u6280\u672f\u901f\u7387\u5f88\u4f4e\uff0c\u4e0d\u8d85\u8fc72Mbps\u3002<\/span>\u800c\u4e14\uff0c<\/span>\u56e0\u4e3a\u5382\u5546\u4eec<\/span>\u5404\u81ea\u4e3a\u6218\uff0c<\/span>\u6240<\/span>\u4ee5\u4e00\u76f4\u6ca1\u6709\u5f62\u6210\u7edf\u4e00\u7684\u89c4\u8303\u548c\u6807\u51c6\u3002<\/span><\/section>\n
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1995\u5e74\uff0c\u5305\u62ecBELLSOUTH\u3001BT\u3001France Telecom\u5728\u5185\u76847\u5bb6\u7f51\u7edc\u8fd0\u8425\u5546\u5171\u540c\u53d1\u8d77\u6210\u7acb\u4e86\u5168\u4e1a\u52a1\u63a5\u5165\u7f51\u8054\u76df\uff08FSAN\uff09<\/strong>\uff0c\u5e0c\u671b\u80fd\u63d0\u51fa\u4e00\u79cd\u7edf\u4e00\u7684\u5149\u63a5\u5165\u7f51\u8bbe\u5907\u6807\u51c6\u3002<\/span><\/section>\n
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\u4e0d\u4e45\u4e4b\u540e\uff0c1997\u5e74\uff0c\u6839\u636eFSAN\u7684\u5efa\u8bae\uff0cITU-T\uff08\u56fd\u9645\u7535\u4fe1\u8054\u76df\u7535\u4fe1\u6807\u51c6\u5206\u5c40\uff09<\/strong>\u63a8\u51fa\u4e86APON\u6280\u672f\u4f53\u7cfb\uff0c\u4e5f\u5c31\u662fG.983.1\u6807\u51c6\u3002<\/span><\/section>\n
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APON<\/span><\/strong>\uff0c\u5c31\u662fATM PON\u3002ATM\u53ef\u4e0d\u662f\u81ea\u52a8\u53d6\u6b3e\u673a\uff0c\u5b83\u662f\u5f02\u6b65\u4f20\u8f93\u6a21\u5f0f\uff08Asynchronous Transfer Mode\uff09\u7684\u7f29\u5199\u3002ATM\u7684\u672c\u8d28\uff0c\u5c31\u662f\u4e00\u79cd\u4f20\u8f93\u534f\u8bae\u3002<\/span>\u8001\u4e00\u8f88\u901a\u4fe1\u4eba\u80af\u5b9a\u5bf9ATM\u5f88\u719f\u6089\uff0c\u5b83\u66fe\u7ecf\u662fIP\u534f\u8bae\u7684\u7ade\u4e89\u5bf9\u624b\uff0c\u4e00\u5ea6\u975e\u5e38\u6d41\u884c\u3002<\/span><\/section>\n
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\u5230\u4e862001\u5e74\uff0cFSAN\u548cITU-T\u5bf9APON\u89c4\u8303\u8fdb\u884c\u4e86\u5347\u7ea7\u4fee\u8ba2\uff0c\u987a\u4fbf\u6539\u4e86\u4e2a\u540d\uff0c\u53eb\u505aBPON<\/strong>\uff08Broadband PON\uff0c\u5bbd\u5e26\u65e0\u6e90\u5149\u7f51\u7edc\uff09<\/strong>\u3002\u4e4b\u6240\u4ee5\u6539\u540d\uff0c\u4e3b\u8981\u662f\u4ed6\u4eec\u4e0d\u5e0c\u671bAPON\u88ab\u4eba\u8bef\u89e3\u4e3a\u53ea\u80fd\u63d0\u4f9bATM\u4e1a\u52a1\u3002<\/span><\/section>\n
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\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u5347PON\u7684\u901f\u7387\u6807\u51c6\uff0c2002\u5e74\uff0cFSAN\u542f\u52a8\u4e86\u4e00\u9879\u65b0\u7684\u5de5\u4f5c\uff0c\u5bf91Gbps\u4ee5\u4e0a\u7684PON\u7f51\u7edc\u8fdb\u884c\u6807\u51c6\u5316\u3002<\/span><\/section>\n
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2003\u5e743\u6708\uff0c\u5728FSAN\u7684\u5efa\u8bae\u57fa\u7840\u4e0a\uff0cITU-T\u9881\u5e03G.984\u6807\u51c6\uff0c\u4e5f\u5c31\u662fGPON\uff08Gigabit-capable PON\uff0c\u5343\u5146\u6bd4\u7279\u65e0\u6e90\u5149\u7f51\u7edc\uff09<\/strong>\u3002<\/span><\/section>\n
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\u5c31\u5728FSAN\u548cITU-T\u5e72\u5f97\u70ed\u706b\u671d\u5929\u7684\u540c\u65f6\uff0c\u53e6\u4e00\u5bb6\u6807\u51c6\u5316\u7ec4\u7ec7\u4e5f\u6ca1\u95f2\u7740\uff0c\u4e5f\u5f00\u59cb\u6363\u9f13PON\u6280\u672f\u3002\u5b83\u5c31\u662f\u540c\u6837\u5927\u540d\u9f0e\u9f0e\u7684IEEE\uff08\u7535\u6c14\u548c\u7535\u5b50\u5de5\u7a0b\u5e08\u534f\u4f1a\uff09\u3002<\/span><\/section>\n

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IEEE\u662f\u4ee5\u592a\u7f51\uff08Ethernet\uff09\u6807\u51c6\u7684\u5236\u5b9a\u8005\u548c\u5927\u9760\u5c71\u3002
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IEEE\u57281998\u5e74\u53d1\u5e03\u4e86\u5409\u6bd4\u7279\uff08Gigabit\uff09\u4ee5\u592a\u7f51\u6807\u51c6\u4e4b\u540e\uff0c\u5c31\u5bfb\u601d\u7740\u641e\u4e00\u4e2a\u57fa\u4e8e\u4ee5\u592a\u7f51\u7684PON\u6807\u51c6\u3002<\/span><\/section>\n
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2000\u5e74\uff0cIEEE\u6210\u7acb\u4e86EFM\u5de5\u4f5c\u7ec4\uff0c\u6b63\u5f0f\u542f\u52a8\u76f8\u5173\u6807\u51c6\u5316\u5de5\u4f5c\u3002EFM\u5de5\u4f5c\u7ec4\u7684\u5168\u540d\u5f88\u6709\u8da3\uff0c\u53eb\u505a\u7b2c\u4e00\u82f1\u91cc\u4ee5\u592a\u7f51\u5de5\u4f5c\u7ec4\uff08Ethernet for the First Mile\uff09<\/strong>\uff0c\u5f52\u5c5e\u4e8e\u5236\u5b9a\u4ee5\u592a\u7f51\u6807\u51c6\u7684IEEE 802.3\u7ec4\u3002<\/span><\/section>\n
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2004\u5e744\u6708\uff0cEFM\u5de5\u4f5c\u7ec4\u5927\u529f\u544a\u6210\uff0c\u6b63\u5f0f\u63a8\u51fa\u4e86IEEE 802.3ah\u6807\u51c6\uff0c\u4e5f\u5c31\u662fE<\/strong>PON\uff08Ethernet PON\uff0c\u57fa\u4e8eEthernet\u4ee5\u592a\u7f51\u7684PON\uff09<\/strong>\u3002
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\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0cATM\u5728\u4e0eIP\u7684\u7ade\u4e89\u4e2d\u9010\u6e10\u5931\u52bf\u6ca1\u843d\u3002APON\uff08BPON\uff09\u4e5f\u56e0\u4e3a\u6210\u672c\u3001\u6548\u7387\u7b49\u539f\u56e0\u88ab\u8fd0\u8425\u5546\u4eec\u629b\u5f03\uff0c\u9000\u51fa\u4e86\u5386\u53f2\u821e\u53f0\u3002\u6240\u4ee5\uff0cAPON\uff08BPON\uff09<\/span>\u6211\u5c31\u4e0d\u591a\u4ecb\u7ecd\u4e86\uff0c\u5927\u5bb6\u4e5f\u4e0d\u9700\u8981\u4e86\u89e3\u592a\u591a\u3002<\/span><\/section>\n
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\u6211\u4eec\u91cd\u70b9\u770b\u770b\u5f53\u65f6\u5df2\u7ecf\u6210\u4e3a\u884c\u4e1a\u4e3b\u6d41\u7684EPON\u548cGPON\u3002<\/span><\/section>\n
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EPON\u548cGPON\uff0c\u662f\u4e0d\u540c\u6807\u51c6\u7ec4\u7ec7\u63a8\u51fa\u7684\u4e0d\u540c\u6280\u672f\u4f53\u7cfb\u3002\u4e24\u8005\u4e4b\u95f4\u5e76\u6ca1\u6709\u5347\u7ea7\u6f14\u8fdb\u6216\u66ff\u4ee3\u7684\u5173\u7cfb\uff0c\u53ef\u4ee5\u7b97\u662f\u5e73\u884c\u53d1\u5c55\u3002<\/strong><\/span><\/section>\n
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EPON\u548cGPON\uff0c\u5173\u952e\u533a\u522b\u5728\u4e8c\u5c42\uff08\u4e5f\u5c31\u662f\u6570\u636e\u94fe\u8def\u5c42\uff09\u3002<\/span><\/section>\n
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EPON\uff0c\u5728\u4e8c\u5c42\u5c31\u662f\u7528\u4ee5\u592a\u7f51\u53d6\u4ee3ATM\u3002GPON\u5462\uff0c\u5728\u4e8c\u5c42\u91c7\u7528\u7684\u662f\u5168\u65b0\u5b9a\u4e49\u7684\u4e00\u79cd\u5c01\u88c5\u7ed3\u6784GEM\uff08GPON Encapsulation Mode\uff0cGPON\u5c01\u88c5\u6a21\u5f0f\uff09\uff0c\u5bf9Ethernet\u3001TDM\u3001ATM\u7b49\u591a\u79cd\u4e1a\u52a1\u8fdb\u884c\u5c01\u88c5\u6620\u5c04\u3002<\/span><\/section>\n
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\u6211\u4eec\u901a\u8fc7\u4e0b\u9762\u8fd9\u5f20\u8868\u683c\u8fdb\u884c\u7b80\u5355\u7684\u5bf9\u6bd4\uff1a<\/span><\/section>\n

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\u603b\u4e4b\uff0cEPON\u548cGPON\u5404\u6709\u4f18\u52a3\u3002\u7b80\u5355\u6765\u8bf4\uff0cGPON\u5e26\u5bbd\u66f4\u5927\uff0c\u5e26\u7684\u7528\u6237\u66f4\u591a\uff0c\u6548\u7387\u66f4\u9ad8\uff0c\u4f46\u5b9e\u73b0\u8d77\u6765\u4e5f\u66f4\u590d\u6742\uff0c\u6240\u4ee5\u6210\u672c\u4e5f\u66f4\u9ad8\u3002<\/span><\/span><\/section>\n
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\u4ece\u56fd\u5185\u7684\u5e02\u573a\u4efd\u989d\u6765\u770b\uff0cEPON\u5f53\u65f6\u5728\u4e2d\u56fd\u7535\u4fe1\u88ab\u666e\u904d\u91c7\u7528\uff0c\u800cGPON\u66f4\u53d7\u4e2d\u56fd\u8054\u901a<\/span>\u548c\u4e2d\u56fd\u79fb\u52a8<\/span>\u7684\u6b22\u8fce\u3002<\/span><\/section>\n
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   <\/span><\/strong><\/span>  <\/span><\/strong>02. 10G-EPON\u548cXGS-PON   <\/strong><\/span><\/span>  <\/span><\/strong><\/strong><\/span><\/p>\n


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EPON\u548cGPON\uff0c\u90fd\u662f1Gbps\u8fd9\u4e2a\u7ea7\u522b\u7684PON\u3002\u6ce8\u610f\uff0c\u8fd9\u4e2a1Gbps\uff0c\u5e76\u4e0d\u662f\u7528\u6237\u4fa7\u7684\u901f\u7387\u3002EPON\u548cGPON\u53ea\u80fd\u7ed9\u7528\u6237\u63d0\u4f9b100Mbps\u7684\u901f\u7387\u3002<\/span><\/section>\n
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\u5f88\u663e\u7136\uff0c\u968f\u7740\u65f6\u4ee3\u7684\u53d1\u5c55\uff0c\u8fd9\u4e2a\u901f\u7387\u65e0\u6cd5\u6ee1\u8db3\u5bb6\u5ead\u548c\u4f01\u4e1a\u7528\u6237\u7684\u9700\u6c42\u3002\u4e8e\u662f\uff0cPON\u5f00\u59cb\u541110Gbps\u7ea7\u522b<\/span>\u7684\u6f14\u8fdb\u3002
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2006\u5e74\uff0cIEEE\u5f00\u59cb\u7acb\u9879\u5236\u5b9a10Gbit\/s\u901f\u7387\u7684EPON\u7cfb\u7edf\u6807\u51c6\uff0c\u4e5f\u5c31\u662f\u540e\u6765\u7684IEEE 802.3av\uff0c10G-EPON<\/strong>\u3002<\/span><\/section>\n
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\u5728\u8be5\u6807\u51c6\u4e2d\uff0c10G EPON\u5206\u4e3a2\u4e2a\u7c7b\u578b\uff1a<\/span>\u4e00\u662f\u975e\u5bf9\u79f0\u65b9\u5f0f\uff0c\u5373\u4e0b\u884c\u901f\u7387\u4e3a10 Gbps\uff0c\u4e0a\u884c\u901f\u7387\u4e3a1 Gbps\uff1b<\/span>\u53e6\u4e00\u4e2a\u662f\u5bf9\u79f0\u65b9\u5f0f\uff0c\u5373\u4e0a\u4e0b\u884c\u901f\u7387\u5747\u4e3a10 Gbps\u3002<\/span>
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ITU-T\u7684GPON\u90a3\u8fb9\u5462\uff0c\u4e5f\u5728\u6f14\u8fdb\u3002<\/span><\/section>\n
2008\u5e74\uff0cITU\u542f\u52a8\u4e86\u4e0b\u4e00\u4ee3GPON\u6807\u51c6\u7684\u7814\u7a76\u30022010\u5e74\uff0cXG-PON<\/strong>\u6807\u51c6\u8bde\u751f\uff0c\u4e5f\u5c31\u662fITU-T G.987\u7cfb\u5217\u3002<\/span><\/section>\n
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\u6700\u5f00\u59cb\u7684\u65f6\u5019\uff0cXG-PON\u4e5f\u6709\u4e24\u79cd\u65b9\u5f0f\uff0c\u4e00\u79cd\u662f\u975e\u5bf9\u79f0\u65b9\u5f0fXG-PON1\uff0c\u4e0b\u884c\u901f\u7387\u4e3a10 Gbps\uff0c\u4e0a\u884c\u901f\u7387\u4e3a2.5 Gbps\uff1b\u53e6\u4e00\u79cd\u662f\u5bf9\u79f0\u65b9\u5f0fXG-PON2\uff0c\u4e0a\u4e0b\u884c\u901f\u7387\u5747\u4e3a10 Gbps\u3002<\/span><\/section>\n
<\/section>\n
\u540e\u6765\uff0c2013\u5e74\u5de6\u53f3\uff0c\u56e0\u4e3aXG-PON2\u8fd9\u4e2a\u5bf9\u79f0\u65b9\u6848\u96be\u4ee5\u5b9e\u73b0\uff0c\u6240\u4ee5\u88ab\u5efa\u8bae\u53d6\u6d88\u3002XG-PON1\u76f4\u63a5\u6539\u540d\u6210\u4e3aXG-PON\u3002<\/span><\/section>\n
<\/section>\n
\u518d\u540e\u6765\uff0c2015\u5e74\uff0c\u5bf9\u79f0\u65b9\u6848\u53c8\u91cd\u542f\uff0c\u91c7\u7528\u4e86\u65b0\u540d\u5b57\uff0c\u53eb\u505aXGS-PON<\/strong>\uff08S\u4ee3\u8868symmetric\uff0c\u5bf9\u79f0\uff09\u3002
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2017\u5e74\uff0cITU\u6b63\u5f0f\u901a\u8fc7\u4e86G.9807 XGS-PON\u56fd\u9645\u6807\u51c6\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u901a\u8fc7\u4e0b\u9762\u8fd9\u4e2a\u56fe\uff0c\u5e94\u8be5\u770b\u5f97\u66f4\u660e\u767d\uff1a
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\u503c\u5f97\u4e00\u63d0\u7684\u8fd8\u6709\u4e00\u4e2aCombo-PON<\/strong>\uff0c\u8fd0\u8425\u5546\u4e5f\u6709\u96c6\u91c7\u8fc7\u3002<\/span><\/section>\n
<\/section>\n
Combo-PON\u662f\u901a\u8fc7\u4e09\u5408\u4e00\u5149\u6a21\u5757\uff0c\u5728\u5185\u90e8\u96c6\u6210\u4e86GPON\u5149\u6a21\u5757\u300110G PON\u5149\u6a21\u5757\u548cWDM1r\u5408\u6ce2\u5668\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u4e0d\u8bba\u7528\u6237\u4fa7\u63a5GPON ONT\u8fd8\u662f10G PON ONT\uff0c\u90fd\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\uff0c\u6709\u5229\u4e8e\u5347\u7ea7\u8fc7\u6e21\u3002<\/span><\/section>\n

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Combo-PON\u65b9\u6848\uff08\u56fe\u7247\u6765\u81ea\u4e2d\u5174\u5b98\u7f51\uff09<\/span>
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2010\u5e74\u4e4b\u540e\uff0c\u89c6\u9891\u3001\u6e38\u620f\u7b49\u4e92\u8054\u7f51\u5e94\u7528\u98de\u901f\u53d1\u5c55\uff0c\u7528\u6237\u5bf9\u7f51\u7edc\u5e26\u5bbd\u6709\u5f3a\u70c8\u7684\u9700\u6c42\u3002\u8fd9\u8fdb\u4e00\u6b65\u523a\u6fc0\u4e8610G PON\u7684\u4ea7\u4e1a\u94fe\u6210\u719f\u3002<\/span><\/section>\n
2013\u5e74\u5f00\u59cb\uff0c\u56fd\u5185\u8fd0\u8425\u5546\u5c31\u5bf910G PON\u8fdb\u884c\u4e86\u89c4\u6a21\u96c6\u91c7\u548c\u6279\u91cf\u90e8\u7f72\u3002\u6700\u8fd1\u51e0\u5e74\uff0c\u968f\u7740\u201c\u5343\u5146\u5bbd\u5e26\u201d\u7684\u63a8\u5e7f\u548c\u666e\u53ca\uff0c10G PON\u7684\u96c6\u91c7\u8fbe\u5230\u4e86\u5dc5\u5cf0\u3002<\/span><\/section>\n

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\u9488\u5bf910G PON\uff0c\u56fd\u5185\u8fd0\u8425\u5546\u7684\u5347\u7ea7\u7b56\u7565\u4e5f\u6709\u4e00\u4e9b\u4e0d\u540c\u3002\u4e3b\u8981\u662f\u4e2d\u56fd\u7535\u4fe1\u3002\u7535\u4fe1\u56e0\u4e3a\u6b64\u524dEPON\u5b58\u91cf\u8f83\u5927\uff0c\u6240\u4ee5\u5347\u7ea7\u66ff\u6362\u4e0d\u53ef\u907f\u514d\u5730\u8fd8\u662f\u91c7\u7528\u4e8610G EPON\u7684\u65b9\u6848\uff0c\u4e0d\u8fc7\u65b0\u5efa\u7684\u57fa\u672c\u4e0a\u5df2\u7ecf\u6539\u7528GPON\u3002<\/span><\/section>\n
<\/section>\n
\u4ece\u6280\u672f\u7684\u89d2\u5ea6\u6765\u8bf4\uff0c10G PON\u7684\u5347\u7ea7\u66ff\u6362\u5176\u5b9e\u4e5f\u5f88\u65b9\u4fbf\uff0c\u57fa\u672c\u4e0a\u53ef\u4ee5\u5728\u73b0\u6709\u786c\u4ef6\u67b6\u6784\u7684\u57fa\u7840\u4e0a\u76f4\u63a5\u5347\u7ea7\u3002<\/span><\/section>\n
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OLT\u3001ODN\u3001ONU\u4e09\u5927\u90e8\u5206\u4e2d\uff0cODN\uff08\u5149\u5206\u914d\u7f51\uff09\u51e0\u4e4e\u662f\u5b8c\u5168\u4e0d\u53d8\u7684\uff0c\u53cd\u6b63\u4e5f\u662f\u65e0\u6e90\u7684\uff0c\u5c31\u662f\u4e00\u4e2a\u7ba1\u9053\uff0c\u4f30\u8ba1\u7528\u51e0\u5341\u5e74\u90fd\u6ca1\u95ee\u9898\u3002\u5c40\u7aef\u8bbe\u5907OLT\u7684\u8bdd\uff0c\u539f\u6709GPON\/EPON\u5e73\u53f0\u53ef\u4ee5\u4e0d\u53d8\uff0c\u53ea\u9700\u8981\u5347\u7ea7\u66f4\u6362\u5927\u5bb9\u91cf\u7684\u63a5\u53e3\u677f\u5c31\u884c\u3002\u7528\u6237\u7aefONU\u66f4\u6362\u6bd4\u8f83\u7b80\u5355\uff0c\u6839\u636e\u7528\u6237\u9700\u6c42\uff08\u6362\u5bbd\u5e26\u5957\u9910\u7684\u65f6\u5019\uff09\uff0c\u9010\u6b65\u6dd8\u6c70\u66ff\u6362\u5373\u53ef\u3002<\/span><\/section>\n
<\/section>\n
\u603b\u800c\u8a00\u4e4b\uff0c10G PON\u7684\u5347\u7ea7\u6539\u9020\u6ca1\u6709\u592a\u5927\u96be\u5ea6\uff0c\u7136\u800c\u7528\u6237\u4f53\u9a8c\u63d0\u5347\u660e\u663e\uff0c\u53ef\u4ee5\u8ba9\u7528\u6237\u591a\u638f\u94b1\uff0c\u5c82\u4e0d\u7f8e\u54c9\uff1f\u8fd9\u4e5f\u662f\u76ee\u524d\u8fd0\u8425\u5546\u5927\u529b\u63a8\u5e7f\u7684\u539f\u56e0\u4e4b\u4e00\u3002<\/span><\/section>\n

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   <\/span><\/strong><\/span>  <\/span><\/strong>03. PON\u7684\u672a\u6765   <\/strong><\/span><\/span>  <\/span><\/strong><\/strong><\/span><\/p>\n


<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u5bf9\u4e8e\u6807\u51c6\u7ec4\u7ec7\u6765\u8bf4\uff0c10G PON\u5e76\u4e0d\u662fPON\u6280\u672f\u7684\u7ec8\u70b9\uff0c25G\/50G\/100G PON\u65e9\u5df2\u7ecf\u88ab\u63d0\u4e0a\u4e86\u8bae\u4e8b\u65e5\u7a0b\u3002<\/span><\/section>\n
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\u5148\u770b\u770bFSAN\u548cITU-T\u8fd9\u8fb9\u3002<\/span><\/section>\n
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XG-PON\u6807\u51c6\u5236\u5b9a\u5b8c\u6210\u4e4b\u540e\uff0cFSAN\u5c31\u542f\u52a8\u4e86NG-PON2\u7684\u6807\u51c6\u7814\u7a76\uff08NG-PON1\u5c31\u662f\u524d\u9762\u768410G PON\uff0c\u5305\u62ec10G GPON\u548c10G EPON\uff09\u3002NG-<\/span>PON2\u7684<\/span>\u5173\u952e<\/span>\u9700\u6c42\u4e3b\u8981\u4e3a40G\u4e0b\u884c\u548c40G\/10G\u4e0a\u884c\uff0c\u5b9e\u73b020km\u4f20\u8f93\u8ddd\u79bb\u548c1:64\u5206\u5149\u3002<\/span>
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\u5f53\u65f6\uff0cNG-PON2\u7684\u4e3b\u6d41\u5907\u9009\u6280\u672f\u65b9\u6848\u5305\u62ec\u9ad8\u901fTDMA-PON\u3001TWDM PON\u3001OFDM-PON\u548cWDM-PON\u3002\u7ecf\u8fc7\u5206\u6790\u548c\u5bf9\u6bd4\uff0c2012\u5e744\u6708\uff0cFSAN\u786e\u5b9a\u91c7\u7528TWDM PON<\/strong>\u6280\u672f\u4f5c\u4e3aNG-PON2\u7684\u5b9e\u73b0\u65b9\u6848\uff0c\u5e76\u542f\u52a8\u5236\u5b9aG.989.x\u7cfb\u5217\u6807\u51c6\uff0c\u6700\u7ec8\u4e8e2015\u5e74\u5b8c\u6210\u3002<\/span><\/section>\n
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TWDM PON\u91c7\u75284\/8\u6ce2\u957f\u53e0\u52a0\u65b9\u5f0f\uff0c\u5355\u6ce2\u957f10G TDM\u3002<\/span><\/section>\n

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NG-PON2\u7cfb\u7edf\u67b6\u6784<\/span>
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\u518d\u6765\u770b\u770bIEEE\u65b9\u9762\u3002<\/span><\/section>\n
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2013\u5e74\uff0cIEEE\u5f00\u59cb\u542f\u52a8NG-EPON<\/strong>\u7814\u7a76\uff0c\u6210\u7acb\u4e86IEEE ICCOM\u5bf9NG-EPON\u7684\u5e02\u573a\u9700\u6c42\u3001\u6280\u672f\u65b9\u6848\u8fdb\u884c\u5206\u6790\u30022015\u5e743\u6708\uff0cIEEE\u53d1\u5e03\u4e86NG-EPON\u6280\u672f\u767d\u76ae\u4e66\u30022015\u5e747\u6708\uff0c\u5f00\u59cb\u542f\u52a8100G-EPON\u6807\u51c6\u5236\u5b9a\uff0c\u547d\u540d\u4e3aIEEE 802.3ca\u3002\u6839\u636e\u6700\u65b0\u7684\u4fe1\u606f\uff0c\u5c06\u53ef\u80fd\u4e8e2020\u5e748\u6708\u4efd\u53d1\u5e03\u3002<\/span><\/section>\n

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100G-EPON\u7cfb\u7edf\u67b6\u6784<\/span>
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\u540c\u6837\u753b\u4e2a\u56fe\uff0c\u65b9\u4fbf\u5927\u5bb6\u770b\u61c2\uff1a
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\u572810G TDM\u7684\u57fa\u7840\u4e0a\uff0cITU-T\u7684\u4e13\u5bb6\u4eec\u4e5f\u5728\u8003\u8651\u8fdb\u4e00\u6b65\u63d0\u5347\u5355\u6ce2\u5bb9\u91cf\uff0c\u8003\u8651\u65b9\u5411\u4e3b\u8981\u96c6\u4e2d\u572825G\u300150G\u548c100G\u3002<\/span><\/section>\n
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\u8fd9\u5176\u4e2d\uff0c25G\u4e0e10G\u5dee\u522b\u592a\u5c0f\uff0c\u800c100G\u96be\u5ea6\u592a\u5927\u3002\u6240\u4ee5\uff0c50G\u88ab\u666e\u904d\u8ba4\u4e3a\u662f\u4e00\u4e2a\u6bd4\u8f83\u5408\u9002\u7684\u6f14\u8fdb\u65b9\u5411\u3002<\/span><\/section>\n
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2018\u5e742\u6708\uff0c\u56fd\u5185\u5149\u63a5\u5165\u7f51\u4ea7\u4e1a\u754c\u6210\u529f\u63a8\u52a8\u4e8650G TDM-PON\u6807\u51c6\u7acb\u9879<\/span><\/strong>\uff0c\u6807\u5fd7\u7740ITU-T\u5728\u4e0b\u4e00\u4ee3PON\u6807\u51c6\u7814\u7a76\u9886\u57df\u8fc8\u51fa\u5173\u952e\u4e00\u6b65\uff0c\u4e5f\u8fdb\u4e00\u6b65\u660e\u786e\u4e86PON\u7684\u672a\u6765\u6280\u672f\u6f14\u8fdb\u8def\u7ebf\uff08\u81f3\u5c11\u56fd\u5185\u5f88\u660e\u786e\u4e86\uff09\u3002<\/span><\/section>\n
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\u4e0d\u8fc7\uff0cIEEE\u8fd9\u8fb9\u5e76\u6ca1\u6709\u63a5\u53d7\u5355\u6ce250G PON\u7684\u7acb\u9879\u3002\u4ed6\u4eec\u5728\u4e0b\u4e00\u4ee3PON\u6280\u672f\u8def\u7ebf\u7684\u9009\u62e9\u4e0a\uff0c\u4e0eITU-T\u5b58\u5728\u8f83\u5927\u7684\u5206\u6b67\uff0c\u4e14\u77ed\u65f6\u95f4\u5185\u65e0\u6cd5\u8fbe\u6210\u5171\u8bc6\u3002
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\u7efc\u4e0a\u6240\u8ff0\uff0c10G PON\u80fd\u591f\u63d0\u4f9b\u6bcf\u7528\u6237100M~1G\u5e26\u5bbd\uff0c\u800c25G\/50G\/100G PON\u53ef\u4ee5\u4e3a\u7528\u6237\u63d0\u4f9b1G~10Gbps\u5e26\u5bbd\u3002<\/span>\u5bbd\u5e26\u63a5\u5165\u5e73\u53f0\u7684\u5927\u89c4\u6a21\u90e8\u7f72\u65f6\u95f4\u901a\u5e38\u4f1a\u95f4\u9694\u7ea67-8\u5e74\u30022016~2018\u5e74\uff0c\u6211\u4eec\u8fdb\u5165\u7684<\/span>10G PON\u7684\u5927\u89c4\u6a21\u90e8\u7f72\u671f\u3002<\/span><\/section>\n

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\u4e5f\u5c31\u662f\u8bf4\uff0c\u9884\u8ba12025\u5e74\uff0c\u6211\u4eec\u5c06\u4f1a\u8fce\u67655Gbps\u300110Gbps\u5149\u7ea4\u63a5\u5165\u5bbd\u5e26\u7684\u89c4\u6a21\u90e8\u7f72\u3002<\/span><\/section>\n

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   <\/span><\/strong><\/span>  <\/span><\/strong>04.PON\u6d41\u6d3e\u7684\u878d\u5408   <\/strong><\/span><\/span>  <\/span><\/strong><\/strong><\/span><\/p>\n


<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u9664\u4e86\u7814\u7a76\u4e0b\u4e00\u4ee3PON\u6280\u672f\u4e4b\u5916\uff0c\u884c\u4e1a\u8fd8\u5728\u5bc6\u5207\u5173\u6ce8\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u95ee\u9898\uff0c\u90a3\u5c31\u662fITU-T\u548cIEEE\u8fd9\u4e24\u4e2a\u6280\u672f\u6d41\u6d3e\u7684\u878d\u5408\u3002<\/span><\/section>\n
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\u81ea\u4eceEPON\u548cGPON\u8bde\u751f\u4ee5\u6765\uff0c\u4e24\u4e2a\u6d3e\u7cfb\u957f\u671f\u5171\u5b58\uff0c\u8fd9\u5176\u5b9e\u5bf9\u4ea7\u4e1a\u6765\u8bf4\u662f\u975e\u5e38\u4e0d\u5229\u7684\u3002<\/span><\/section>\n
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\u4e00\u65b9\u9762\uff0c\u7ed9\u8fd0\u8425\u5546\u548c\u8bbe\u5907\u7684\u6280\u672f\u51b3\u7b56\u5e26\u6765\u56f0\u96be\uff08\u9009\u62e9\u9898\u96be\u505a\uff09\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u4e5f\u589e\u52a0\u4e86\u4ea7\u4e1a\u94fe\u7684\u6210\u672c\uff08\u4ea7\u4e1a\u94fe\u4f01\u4e1a\u9700\u8981\u5728\u4e24\u6761\u7ebf\u8fdb\u884c\u6295\u5165\uff09\u3002<\/span><\/section>\n
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\u5bf9\u4e8e\u4e2d\u56fd\u8fd9\u6837\u5e9e\u5927\u7684\u5149\u63a5\u5165\u7f51\u5e02\u573a\uff0cPON\u6280\u672f\u6d3e\u7cfb\u7684\u5206\u5316\u5e26\u6765\u7684\u5f71\u54cd\u5c31\u66f4\u5927\uff0c\u8d44\u6e90\u6d6a\u8d39\u4e5f\u66f4\u591a\u3002\u6240\u4ee5\uff0c\u4e2d\u56fd\u8fd0\u8425\u5546\u548c\u4ea7\u4e1a\u94fe\u5bf9\u4e8ePON\u878d\u5408\u6709\u5f88\u5f3a\u70c8\u7684\u610f\u613f\uff0c\u4e5f\u505a\u4e86\u5f88\u591a\u63a8\u52a8\u5de5\u4f5c\u3002
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