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\u6700\u5f00\u59cb\u6211\u4eec\u4f7f\u75281G\u548c2G\u7684\u65f6\u5019\uff0c\u4e3b\u8981\u662f\u4f7f\u7528800~900MHz\u5de6\u53f3\u8fd9\u6837\u7684\u9891\u6bb5\uff0c\u5c5e\u4e8e\u4f4e\u9891\u9891\u6bb5\uff0c\u9891\u7387\u4f4e\uff0c\u7a7f\u900f\u80fd\u529b\u8f83\u597d\uff0c\u5355\u7ad9\u8986\u76d6\u8303\u56f4\u8f83\u5927\u3002<\/span><\/p>\n


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\u540e\u6765\uff0c\u7528\u6237\u6570\u91cf\u6fc0\u589e\uff0c800~900MHz\u9891\u7387\u8d44\u6e90\u4e0d\u592a\u591f\u7528\uff0c\u4e8e\u662f\uff0c\u5c31\u65b0\u589e\u4e861700~1900MHz\u7684\u4e00\u4e9b\u9891\u6bb5\u3002\u8986\u76d6\u8303\u56f4\u660e\u663e\u5c0f\u4e86\u5f88\u591a\uff0c\u4f46\u7f13\u89e3\u4e86\u5bb9\u91cf\u95ee\u9898\u3002<\/span><\/p>\n


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

\u518d\u540e\u6765\uff0c\u6211\u4eec\u4f7f\u75283G\uff0c\u56e0\u4e3a\u5bf9\u4e0a\u7f51\u901f\u7387\u6709\u66f4\u9ad8\u7684\u9700\u6c42\uff0c\u52a0\u4e0a\u4f4e\u9891\u6bb5\u88ab2G\u5360\u7528\uff0c\u6240\u4ee5\uff0c\u4e0d\u5f97\u4e0d\u4f7f\u75281800~2000MHz\uff0c\u751a\u81f32000MHz\u4ee5\u4e0a\u7684\u9891\u6bb5\u3002\u8986\u76d6\u6548\u679c\u5f53\u7136\u4e0d\u59822G GSM\u7f51\u7edc\u3002<\/span><\/p>\n

<\/p>\n

\u6240\u4ee53G\u7f51\u7edc\u5efa\u6210\u4e4b\u540e\uff0c\u5728\u91ce\u5916\u504f\u8fdc\u5730\u533a\uff0c\u6216\u8005\u5ba4\u5185\u504f\u50fb\u89d2\u843d\u4f4d\u7f6e\uff0c\u5f80\u5f80\u53ea\u67092G\u4fe1\u53f7\uff0c\u6ca1\u67093G\u4fe1\u53f7\u3002<\/span><\/p>\n


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

4G LTE\u5c31\u66f4\u660e\u663e\u4e86\uff0c\u4f7f\u7528\u9891\u6bb5\u751a\u81f3\u5230\u4e862600MHz\u5de6\u53f3\uff0c\u8986\u76d6\u8303\u56f4\u66f4\u5c0f\uff0c\u5ba4\u5185\u4fe1\u53f7\u66f4\u5dee\u3002<\/span><\/p>\n


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

\u800c80%\u4ee5\u4e0a\u7684\u6570\u636e\u6d41\u91cf\uff0c\u90fd\u6765\u81ea\u5ba4\u5185\u3002\u6240\u4ee5\uff0c\u50ac\u751f\u4e86\u5fae\u57fa\u7ad9\u548c\u76ae\u98de\u57fa\u7ad9\uff0c\u7528\u4e8e\u5ba4\u5185\u4eba\u7fa4\u7684\u4fe1\u53f7\u8986\u76d6\uff0c\u4fdd\u8bc1\u80fd\u591f\u6b63\u5e38\u4e0a\u7f51\u3002<\/span><\/p>\n


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

\u5373\u5c06\u5230\u6765\u76845G\uff0c\u4f1a\u5f00\u59cb\u4f7f\u7528\u6beb\u7c73\u6ce2\uff08\u6ce2\u957f\u8fbe\u5230\u6beb\u7c73\u7ea7\u7684\u7535\u78c1\u6ce2\uff09\uff0c\u9891\u7387\u7c7b\u4f3c\u4e8e28GHz\uff0828000MHz\uff09\uff0c\u8986\u76d6\u8303\u56f4\u66f4\u52a0\u5c0f\u3002<\/span><\/p>\n


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

\u8fd9\u6837\u4e00\u6765\uff0c\u5ba4\u5185\u5c06\u4f7f\u7528\u5927\u91cf\u7684\u5fae\u5c0f\u57fa\u7ad9\u8fdb\u884c\u8986\u76d6\u3002<\/span>\u6240\u4ee5\uff0c\u5927\u5bb6\u4f1a\u770b\u5230\u8d8a\u6765\u8d8a\u591a\u7684\u5c0f\u578b\u5316\u57fa\u7ad9\uff0c\u51fa\u73b0\u5728\u8eab\u8fb9\u3002<\/span><\/p>\n

<\/p>\n

<\/p>\n

\u5f53\u57fa\u7ad9\u5b8c\u6210\u548c\u624b\u673a\u7684\u8fde\u63a5\u4e4b\u540e\uff0c\u53c8\u8be5\u600e\u4e48\u529e\u5462\uff1f<\/span><\/p>\n


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

\u663e\u7136\uff0c\u5c31\u662f\u6253\u901a\u57fa\u7ad9\u548c\u4e2d\u5fc3\u673a\u623f\u4e4b\u95f4\u7684\u8fde\u63a5\u3002<\/span><\/p>\n


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

\u8fd9\u4e2a\u8d1f\u8d23\u627f\u8f7d\u6570\u636e\u3001\u6c47\u805a\u6570\u636e\u7684\u7f51\u7edc\uff0c\u5c31\u662f\u627f\u8f7d\u7f51<\/strong>\u3002<\/span><\/p>\n


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

\u5982\u679c\u8bf4\u63a5\u5165\u7f51\u662f\u901a\u4fe1\u7f51\u7edc\u7684\u56db\u80a2\uff0c\u90a3\u4e48\uff0c\u627f\u8f7d\u7f51\u5c31\u662f\u901a\u4fe1\u7f51\u7edc\u7684\u52a8\u8109\u3002<\/span><\/p>\n


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

<\/p>\n

<\/p>\n

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

\u5bf9\u4e8e\u4e2d\u56fd\u8fd9\u6837\u4e00\u4e2a\u9762\u79ef\u5e9e\u5927\uff0c\u4eba\u53e3\u4f17\u591a\u7684\u56fd\u5bb6\u6765\u8bf4\uff0c\u4e00\u4e2a\u8fd0\u8425\u5546\u7684\u627f\u8f7d\u7f51\uff0c\u663e\u7136\u4f1a\u6bd4\u8f83\u590d\u6742\u3002\u5b83\u4f1a\u5206\u4e3a\u63a5\u5165\u5c42\u3001\u6c47\u805a\u5c42\u3001\u9aa8\u5e72\u5c42\uff0c\u5206\u522b\u4f4d\u4e8e\u4e0d\u540c\u7684\u884c\u653f\u5c42\u7ea7\uff08\u4f8b\u5982\u9aa8\u5e72\u5c42\u901a\u5e38\u5728\u7701\u4f1a\uff09<\/span>\u3002<\/span><\/p>\n


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

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

2G\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u7684\u627f\u8f7d\u7f51\u67b6\u6784<\/span><\/p>\n


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

\u627f\u8f7d\u7f51\u4e3b\u8981\u662f\u4f20\u8f93\u6570\u636e\u3002\u4ee5\u524d\u57fa\u672c\u662f\u4f7f\u7528\u7535\u7f06\uff0c\u540e\u6765\uff0c\u56e0\u4e3a\u6570\u636e\u4e0a\u7f51\u4e1a\u52a1\u7684\u6fc0\u589e\uff0c\u6d41\u91cf\u53d8\u5f97\u5f88\u5927\uff0c\u6240\u4ee5\uff0c\u5f00\u59cb\u4f7f\u7528\u7f51\u7ebf\u3001\u5149\u7ea4\u5149\u7f06\u8fdb\u884c\u4f20\u8f93\u3002<\/span><\/p>\n


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

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


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

\u5149\u7ea4\uff0c\u76f8\u4fe1\u5927\u5bb6\u90fd\u5f88\u719f\u6089\uff0c\u56e0\u4e3a\u5b83\u7684\u4f4e\u6210\u672c\uff08\u76f8\u5bf9\u7535\u7f06\u6765\u8bf4\uff09\u548c\u9ad8\u901f\u7387\uff0c\u73b0\u5728\u5df2\u7ecf\u6210\u4e3a\u901a\u4fe1\u7f51\u7edc\u4e0d\u53ef\u6216\u7f3a\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002
<\/span><\/p>\n


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

\u5149\u7ea4\u7684\u4f20\u8f93\u80fd\u529b\uff0c\u76ee\u524d\u4e5f\u5df2\u7ecf\u8fbe\u5230PB\u7ea7\uff081PB\/s=1024TB\/s\uff09\u3002<\/span><\/p>\n


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

\u5982\u4eca\u7684\u627f\u8f7d\u7f51\uff0c\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u5f88\u591a\u5f88\u591a\u7684\u5149\u7ea4\u548c\u5149\u7ea4\u8bbe\u5907\u3002<\/span><\/p>\n

<\/p>\n

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

\u6700\u6709\u4ee3\u8868\u6027\u7684\u627f\u8f7d\u7f51\u8bbe\u5907\uff0c\u5c31\u662fPTN\uff08Packet Transport Network\uff0c\u5206\u7ec4\u4f20\u9001\u7f51\uff09<\/strong>\u548cOTN\uff08<\/strong>Optical Transport Network\uff0c\u5149\u4f20\u9001\u7f51<\/strong>\uff09\u3002<\/span><\/p>\n


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

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

OTN\u8bbe\u5907<\/span><\/p>\n


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

\u968f\u77405G\u65f6\u4ee3\u5230\u6765\uff0c\u7ec8\u7aef\u901f\u7387\u6fc0\u589e\uff0c\u627f\u8f7d\u7f51\u4f5c\u4e3a\u7ba1\u9053\uff0c\u5f53\u7136\u4e5f\u8981\u80fd\u591f\u627f\u53d7\u4f4f\u5de8\u5927\u7684\u6d41\u91cf\u3002\u73b0\u5728\u65b0\u95fb\u91cc\u7ecf\u5e38\u51fa\u73b0\u7684\u6240\u8c13\u201c400G OTN<\/span>\u201d\uff0c\u5c31\u662f\u6307OTN\u7684\u5355\u8f7d\u6ce2\u627f\u8f7d\u80fd\u529b\uff0c\u8fbe\u5230\u4e86400G\u3002<\/span><\/p>\n


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

<\/p>\n

<\/span>\u534e\u4e3a400G OTN\u8bbe\u5907<\/span><\/p>\n


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

\u627f\u8f7d\u7f51\u5c06\u6570\u636e\u4ece\u63a5\u5165\u7f51\u53d1\u9001\u5230\u6838\u5fc3\u7f51\u3002<\/span>\u55ef\uff0c\u4e5f\u5c31\u662f\u6574\u4e2a\u901a\u4fe1\u7f51\u7edc\u7684\u5927\u8111\u3002<\/span><\/span><\/p>\n


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

\u6838\u5fc3\u7f51\uff0c\u662f\u901a\u4fe1\u7f51\u7edc\u6700\u6838\u5fc3\u7684\u90e8\u5206\uff0c\u4e3b\u8981\u8d1f\u8d23\u6570\u636e\u7684\u5904\u7406\u548c\u8def\u7531\u3002\u4f60\u53ef\u4ee5\u628a\u5b83\u7406\u89e3\u6210\u4e00\u4e2a\u201c\u8d85\u7ea7\u8def\u7531\u5668\u201d<\/strong>\u3002<\/span><\/p>\n


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

\u57282G\u65f6\u4ee3\uff0c\u6838\u5fc3\u7f51\u6bd4\u8f83\u7b80\u5355\uff0c\u53ea\u6709\u5f88\u5c11\u7684\u51e0\u79cd\u8bbe\u5907\uff1a<\/span><\/p>\n


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

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

MSC\u5c31\u662f\u79fb\u52a8\u4ea4\u6362\u4e2d\u5fc3\uff0c\u6838\u5fc3\u7f51\u7684\u6700\u4e3b\u8981\u8bbe\u5907\u3002<\/span><\/p>\n

HLR\u3001EIR\u548c\u7528\u6237\u8eab\u4efd\u6709\u5173\uff0c\u7528\u4e8e\u9274\u6743\u3002<\/span><\/p>\n

<\/p>\n

\u5b83\u4eec\u5b9e\u73b0\u7684\u529f\u80fd\uff0c\u4e5f\u6bd4\u8f83\u7b80\u5355\uff0c\u5c31\u662f\u6253\u7535\u8bdd\u3002<\/span><\/p>\n


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

\u90a3\u4e2a\u65f6\u5019\uff0c\u57fa\u672c\u4e0a\u8fd8\u662f\u7528\u7535\u7f06\u4e3a\u4e3b\uff0c\u7535\u7f06\u5212\u5206\u4e3a\u597d\u591a\u8def\u901a\u9053\uff0c\u901a\u5e38\u79f0\u4e3a\u7535\u8def\uff0c\u4e0d\u540c\u7684\u7535\u8def\u7ed9\u4e0d\u540c\u7684\u7528\u6237\u5360\u7528\uff0c\u7528\u4e8e\u901a\u8bdd\u3002\u8fd9\u6837\u4e13\u6709\u901a\u9053\u5360\u7528\u7684\u4ea4\u6362\u65b9\u5f0f\uff0c\u53eb\u505a\u7535\u8def\u4ea4\u6362\u3002\u6240\u4ee5\uff0c2G \u6838\u5fc3\u7f51\u7684MSC\u4e4b\u7c7b\u8bbe\u5907\uff0c\u4e5f\u53eb\u505a\u7535\u8def\u6838\u5fc3\u7f51\u8bbe\u5907<\/strong>\u3002<\/span><\/p>\n


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

\u540e\u6765\uff0c\u5230\u4e862.5G\u3002\u662f\u7684\u6ca1\u9519\uff0c2G\u548c3G\u4e4b\u95f4\uff0c\u8fd8\u6709\u4e00\u4e2a2.5G\u2014\u2014\u5c31\u662fGPRS\u3002<\/span><\/p>\n

<\/p>\n

\u5728\u4e4b\u524d2G\u53ea\u80fd\u6253\u7535\u8bdd\u53d1\u77ed\u4fe1\u7684\u57fa\u7840\u4e0a\uff0c\u6709\u4e86GPRS\uff0c\u5c31\u5f00\u59cb\u6709\u4e86\u6570\u636e\uff08\u4e0a\u7f51\uff09\u4e1a\u52a1\u3002<\/span><\/p>\n

<\/p>\n

<\/p>\n


<\/p>\n

\u4e8e\u662f\uff0c\u6838\u5fc3\u7f51\u6709\u4e86\u5927\u53d8\u5316\uff0c\u5f00\u59cb\u6709\u4e86PS\u6838\u5fc3\u7f51\u3002PS\uff0cPacket Switch\uff0c\u5206\u7ec4\u4ea4\u6362\uff0c\u5305\u4ea4\u6362\u3002<\/span><\/p>\n

<\/p>\n

\u5206\u7ec4\u4ea4\u6362\u4e0d\u518d\u662f\u72ec\u5360\u901a\u9053\uff0c\u800c\u662f\u53d1\u6570\u636e\u5305\uff0c\u4e00\u4e2a\u5305\u4e00\u4e2a\u5305\u5730\u4f20\u8f93\u3002<\/span><\/p>\n

<\/p>\n

\u5f88\u5feb\uff0c2.5G\u6f14\u8fdb\u5230\u4e863G\uff0c\u7f51\u7edc\u7ed3\u6784\u57fa\u672c\u5b9a\u578b\uff0c\u53d8\u6210\u4e86\u8fd9\u6837\uff1a<\/span><\/p>\n


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

<\/p>\n

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

<\/p>\n

\u5230\u4e864G\u65f6\u4ee3\uff0c<\/span>\u4e5f\u5c31\u662fLTE\u65f6\u4ee3\uff0c\u51fa\u73b0\u4e86LTE\u7f51\u7edc\u3002<\/span><\/p>\n

<\/p>\n

LTE\u7f51\u7edc\uff0c\u5176\u5b9e\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a3G\u65f6\u4ee3PS\u7f51\u7edc\u7684\u5347\u7ea7\u7248\u3002\u8bf4\u767d\u4e86\uff0cLTE\u7f51\u7edc\u4e5f\u5c5e\u4e8ePS\u7f51\u7edc\uff0c\u53ea\u80fd\u652f\u6301\u4e0a\u7f51\uff08\u6570\u636e\u4e1a\u52a1\uff09<\/strong>\u3002<\/span><\/p>\n


<\/p>\n

\u4e0a\u9762\u90a3\u5f20\u56fe\uff0c\u53d8\u4e00\u4e0b\uff1a<\/span><\/p>\n


<\/p>\n

<\/p>\n

LTE\u4f5c\u4e3a4G\u7684PS\uff0c\u53d6\u4ee3\u4e863G\u7684PS<\/span><\/p>\n


<\/p>\n

LTE\u66ff\u6362PS\u4e4b\u540e\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c31\u662f\u75282\/3G\u7684CS\u7f51\u7edc<\/strong>\u6253\u7535\u8bdd\uff0c\u75284G\u7684LTE\u7f51\u7edc<\/strong>\u4e0a\u7f51\u3002\u5e94\u8be5\u80fd\u770b\u61c2\u5427\uff1f<\/span><\/p>\n


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

<\/p>\n

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

\u5f53\u65f6\uff0c\u8d1f\u8d23\u5236\u5b9a\u901a\u4fe1\u6807\u51c6\u7684\u7ec4\u7ec7\uff0c3GPP\uff0c\u51b3\u5b9a\u52a0\u4e2aIMS\uff08IP Multimedia Subsystem\uff0cIP\u591a\u5a92\u4f53\u5b50\u7cfb\u7edf\uff09<\/strong>\uff0c\u53d6\u4ee3\u4f20\u7edfCS\uff0c\u63d0\u4f9b\u5305\u62ec\u6253\u7535\u8bdd\u5728\u5185\u7684\u591a\u5a92\u4f53\u4e1a\u52a1\u3002<\/span><\/p>\n

<\/p>\n

\u4e8e\u662f\uff0c\u7406\u60f3\u4e2d\u76844G LTE\u7f51\u7edc\uff0c\u5c31\u53d8\u6210\u4e0b\u9762\u8fd9\u6837\uff1a<\/span><\/p>\n


<\/p>\n

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


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

\u8fd9\u79cdIMS+LTE\u7684\u8bed\u97f3\u89e3\u51b3\u65b9\u6848<\/span>\uff0c\u5c06\u4f7f\u5f97\u624b\u673a\u7528\u6237\u53ef\u4ee5\u540c\u65f6\u6253\u7535\u8bdd\u548c\u4e0a\u7f51\u3002\u8fd9\u4e2a\u65b9\u6848\uff0c<\/span>\u5c31\u662f\u5927\u5bb6\u7ecf\u5e38\u542c\u8bf4\u7684<\/span>VoLTE<\/strong>\u3002<\/span><\/p>\n

<\/p>\n

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

\u6253\u7535\u8bdd\u548c\u4e0a\u7f51\u53ef\u4ee5\u540c\u65f6\u8fdb\u884c\uff01<\/strong><\/strong><\/span><\/p>\n

<\/p>\n

VoLTE\u662f\u76ee\u524d\u6700\u5b8c\u7f8e\u7684LTE\u8bed\u97f3\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/p>\n


<\/p>\n

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\u6838\u5fc3\u7f51\u4f5c\u4e3a\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u7684\u6700\u9876\u5c42\uff0c\u5b8c\u6210\u6570\u636e\u7684\u8def\u7531\u548c\u4ea4\u6362\uff0c\u6700\u7ec8\u5b9e\u73b0\u4e86\u624b\u673a\u7528\u6237\u548c\u4e92\u8054\u7f51\u7684\u901a\u9053\u5efa\u7acb\u3002<\/span><\/p>\n


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