<\/strong><\/p>\u5bf9\u4e8e\u5149\u7ea4\u94fe\u8def\uff08\u901a\u5e38\u662f\u5f3a\u6a21\u5f0f\u8026\u5408\uff09\uff0c\u7ed3\u679c\u662f\u5177\u6709\u968f\u673a\u76f8\u4f4d\u7684\u5e72\u6d89\u56fe\uff0c\u5e73\u5747 DGD \u503c\u7531\u66f2\u7ebf\u7684\u6807\u51c6\u504f\u5dee\u786e\u5b9a\u3002\u7531\u6b64\uff0c\u504f\u632f\u5206\u96c6\u68c0\u6d4b\u7684\u4e24\u4e2a\u4fe1\u53f7\u5141\u8bb8\u53bb\u9664\u6e90\u81ea\u76f8\u5173\u5cf0\u503c\u7684\u8d21\u732e\u3002\u501f\u52a9\u504f\u632f\u5206\u675f\u5668\uff0c\u53ef\u4ee5\u83b7\u5f97\u6ca1\u6709\u4e2d\u5fc3\u5cf0\u503c\u7684\u5e72\u6d89\u56fe\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u65b9\u6cd5\u7684\u771f\u6b63\u597d\u5904\u53ea\u6709\u901a\u8fc7\u4f7f\u7528\u504f\u632f\u6270\u9891\u5668\u624d\u80fd\u83b7\u5f97\uff0c\u4ece\u800c\u6539\u5584\u6d4b\u91cf\u7ed3\u679c\u7684\u7edd\u5bf9\u4e0d\u786e\u5b9a\u6027\u3002<\/p>
\u4e0d\u540c PMD \u6d4b\u8bd5\u65b9\u6cd5\u7684\u6bd4\u8f83<\/h3>
\u56fd\u9645\u7ec4\u7ec7\u5df2\u7ecf\u5bf9\u7ed3\u679c\u8fdb\u884c\u4e86\u76f8\u4e92\u6bd4\u8f83\uff0c\u76ee\u524d\uff0c\u5b9e\u9a8c\u5ba4\u95f4\u7684\u6d4b\u91cf\u8868\u660e\uff0c\u6240\u6709\u4e0d\u540c\u65b9\u6cd5\u4e4b\u95f4\u7684\u4e00\u81f4\u6027\u5728 +\/-10% \u5230 +\/-20% \u4e4b\u95f4\u3002\u8fd9\u4e00\u70b9\u5728 TIA\/EIA-455 PMD \u6587\u6863\u4e2d\u6709\u8be6\u7ec6\u63cf\u8ff0\u3002\u5728\u56fa\u5b9a\u68c0\u504f\u5668\u548c\u743c\u65af\u77e9\u9635\u7279\u5f81\u5206\u6790\u4e4b\u95f4\u6709\u76f8\u5f53\u597d\u7684\u7edf\u8ba1\u4e00\u81f4\u6027\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5e72\u6d89\u6d4b\u91cf\u6cd5\u548c\u5085\u91cc\u53f6\u53d8\u6362\u56fa\u5b9a\u68c0\u504f\u5668\u5177\u6709\u826f\u597d\u7684\u7edf\u8ba1\u4e00\u81f4\u6027\u3002\u7136\u800c\uff0c\u8fd9\u4e24\u79cd\u65b9\u6cd5\u4e4b\u95f4\u53ef\u80fd\u5b58\u5728\u5dee\u5f02\u3002<\/p>
\u5728\u76f8\u540c\u7684\u91c7\u96c6\u6761\u4ef6\u4e0b\uff0c\u5bf9\u4e0d\u540c\u7684\u94fe\u8def\u914d\u7f6e\u8fdb\u884c\u4e86\u73b0\u573a\u6d4b\u91cf\uff08\u4ee5\u76ae\u79d2\u663e\u793a\u7684 DGD\uff09\u3002<\/p>| –<\/td> | \u8ddd\u79bb<\/td> | \u8ddd\u79bb TINTY\u65b9\u6cd5<\/td> | \u56fa\u5b9a\u68c0\u504f\u5668\u6cd5<\/td> | \u5dee\u5f02<\/td><\/tr> |
| \u65b0\u5149\u7ea4\u6d4b\u91cf\uff08\u5728\u9f13\u4e0a\uff09<\/td> | 100 \u5343\u7c73<\/td> | 0.77 \u76ae\u79d2<\/td> | 0.85 \u76ae\u79d2<\/td> | 10%<\/td><\/tr> |
| \u65b0\u90e8\u7f72\u7684\u5149\u7ea4\u6d4b\u91cf (>2000)<\/td> | 69 \u5343\u7c73<\/td> | 0.282 \u76ae\u79d2<\/td> | 0.282 \u76ae\u79d2<\/td> | 1%<\/td><\/tr> |
| –<\/td> | 89 \u5343\u7c73<\/td> | 0.519 \u76ae\u79d2<\/td> | 0.479 \u76ae\u79d2<\/td> | 8%<\/td><\/tr> |
| \u65e7\u5149\u7ea4\u6d4b\u91cf (<1993)<\/td> | 16 \u5343\u7c73<\/td> | 7.26 \u76ae\u79d2<\/td> | 6.16 \u76ae\u79d2<\/td> | 16%<\/td><\/tr> |
| –<\/td> | 32 \u5343\u7c73<\/td> | 8.37 \u76ae\u79d2<\/td> | 7.0 \u76ae\u79d2<\/td> | 16%<\/td><\/tr><\/tbody><\/table>\u8868 3. \u663e\u793a TINTY \u548c\u56fa\u5b9a\u68c0\u504f\u5668 PMD \u6d4b\u8bd5\u65b9\u6cd5\u4e4b\u95f4\u5dee\u5f02\u7684 DGD \u6d4b\u91cf<\/figcaption><\/figure> \u8be5\u6570\u636e\u8bc1\u5b9e\u4e86\u5e72\u6d89\u6d4b\u91cf\u6cd5 (TINTY) \u548c\u56fa\u5b9a\u68c0\u504f\u5668\u6cd5\u4e4b\u95f4\u7684\u5dee\u5f02\uff08\u7531 TIA\/EIA \u516c\u5e03\uff09\u5728 10% \u81f3 20% \u7684\u8303\u56f4\u5185\u3002\u6b64\u5916\uff0c\u7531\u4e8e PMD \u503c\u7684\u7edf\u8ba1\u53d8\u5316\uff0c\u91cd\u590d\u6d4b\u91cf\u663e\u793a\u4e86\u4e24\u79cd\u65b9\u6cd5\u7684\u7ed3\u679c\u5dee\u5f02\u3002<\/p> \u4e0d\u540c PMD \u6d4b\u8bd5\u65b9\u6cd5\u7684\u4f18\u70b9\u3002<\/p>\u56fa\u5b9a\u68c0\u504f\u5668\u6cd5<\/strong><\/strong><\/td>JME <\/strong>\u6cd5<\/strong><\/strong><\/td>TINTY <\/strong>\u6cd5<\/strong><\/strong><\/td>GINTY <\/strong>\u6cd5<\/strong><\/strong><\/td><\/tr>| \u9ad8\u52a8\u6001\u8303\u56f4\uff08>45 dB\uff0c\u4f7f\u7528\u624b\u6301\u5f0f\u8010\u7528\u578b\u5149\u6e90\uff09<\/td> | \u9ad8\u52a8\u6001\u8303\u56f4\uff08\u6700\u9ad8 50 dB\uff0c\u4f7f\u7528\u53f0\u5f0f\u5149\u6e90\uff09<\/td> | \u9ad8\u52a8\u6001\u8303\u56f4\uff08\u6700\u9ad8 65 dB\uff0c\u4f7f\u7528\u53f0\u5f0f\u5149\u6e90\uff09<\/td> | \u9ad8\u52a8\u6001\u8303\u56f4\uff08\u6700\u9ad8 47 dB\uff0c\u4f7f\u7528\u53f0\u5f0f\u5149\u6e90\uff09<\/td><\/tr> | | \u826f\u597d\u7684\u7edd\u5bf9\u4e0d\u786e\u5b9a\u5ea6<\/td> | \u826f\u597d\u7684\u7edd\u5bf9\u4e0d\u786e\u5b9a\u5ea6<\/td> | \u826f\u597d\u7684\u7edd\u5bf9\u4e0d\u786e\u5b9a\u5ea6\uff08\u4f46\u5305\u62ec\u56e0\u53bb\u9664\u5e72\u6d89\u56fe\u4e2d\u5fc3\u5cf0\u503c\u800c\u4ea7\u751f\u7684\u7cfb\u7edf\u8bef\u5dee\uff09<\/td> | \u826f\u597d\u7684\u7edd\u5bf9\u4e0d\u786e\u5b9a\u5ea6<\/td><\/tr> | | \u6700\u5c0f DGD \u6d4b\u91cf\u8303\u56f4\u9002\u7528\u4e8e\u4efb\u4f55\u5149\u7ea4<\/td> | \u6700\u5c0f DGD \u6d4b\u91cf\u8303\u56f4\u9002\u7528\u4e8e\u4efb\u4f55\u5149\u7ea4<\/td> | \u6700\u5c0f DGD \u6d4b\u91cf\u8303\u56f4\u9002\u7528\u4e8e\u4efb\u4f55\u5149\u7ea4<\/td> | \u6700\u5c0f DGD \u6d4b\u91cf\u8303\u56f4\u9002\u7528\u4e8e\u4efb\u4f55\u5149\u7ea4<\/td><\/tr> | | \u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a EDFA \u8fdb\u884c\u6d4b\u91cf<\/td> | \u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a EDFA \u8fdb\u884c\u6d4b\u91cf<\/td> | –<\/td> | \u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a EDFA \u8fdb\u884c\u6d4b\u91cf<\/td><\/tr> | | \u975e\u5e38\u5feb\u901f\u7684\u6d4b\u91cf\uff08\u7528\u65f6\u4f4e\u81f3 5 \u79d2\uff09<\/td> | \u4e0d\u9700\u8981\u6c42\u5e73\u5747\u503c\uff0c\u4f46\u662f\u6bcf\u4e2a\u6ce2\u957f\u9700\u8981\u4e00\u6b21\u91c7\u96c6<\/td> | –<\/td> | \u975e\u5e38\u5feb\u901f\u7684\u6d4b\u91cf\uff08\u7528\u65f6\u4f4e\u81f3 5 \u79d2\uff09<\/td><\/tr> | | \u575a\u56fa\u8010\u7528\u7684\u73b0\u573a\u4e13\u7528\u4eea\u5668\uff0c\u6ca1\u6709\u79fb\u52a8\u90e8\u4ef6\uff08\u6cd5\u5e03\u91cc-\u73c0\u7f57\u6ee4\u6ce2\u6280\u672f\uff09\uff1b\u51cf\u5c11\u6545\u969c\u98ce\u9669\uff1b\u4f53\u79ef\u5c0f\u3001\u91cd\u91cf\u8f7b<\/td> | –<\/td> | –<\/td> | –<\/td><\/tr> | | \u975e\u5e38\u6613\u4e8e\u4f7f\u7528\uff1b\u4e0d\u9700\u8981\u7279\u5b9a\u7684\u53c2\u6570\u8bbe\u7f6e<\/td> | –<\/td> | –<\/td> | –<\/td><\/tr> | | –<\/td> | \u5bf9\u8f93\u5165\u504f\u632f\u4e0d\u654f\u611f<\/td> | –<\/td> | \u4f7f\u7528\u504f\u632f\u6270\u9891\u5668\u65f6\uff0c\u5bf9\u8f93\u5165\u504f\u632f\u4e0d\u654f\u611f<\/td><\/tr> | | –<\/td> | \u5bf9\u6a21\u5f0f\u8026\u5408\u4e0d\u654f\u611f<\/td> | –<\/td> | –<\/td><\/tr> | | –<\/td> | \u76f4\u63a5\u6d4b\u91cf\u4e8c\u9636 PMD<\/td> | –<\/td> | –<\/td><\/tr><\/tbody><\/table>\u8868 4. \u4e0d\u540c PMD \u6d4b\u8bd5\u65b9\u6cd5\u7684\u4f18\u70b9<\/figcaption><\/figure> \u4e0d\u540c PMD \u6d4b\u8bd5\u65b9\u6cd5\u7684\u7f3a\u70b9\u548c\u5c40\u9650\u6027\u3002<\/p>| \u56fa\u5b9a\u68c0\u504f\u5668\u6cd5<\/td> | JME \u6cd5<\/td> | TINTY \u6cd5<\/td> | GINTY \u6cd5<\/td><\/tr> | | –<\/td> | \u73b0\u573a\u89e3\u51b3\u65b9\u6848\u7684\u6210\u672c\u592a\u9ad8<\/td> | –<\/td> | \u65b0\u5e72\u6d89\u6d4b\u91cf\u6cd5<\/td><\/tr> | | –<\/td> | \u5b9e\u9a8c\u5ba4\u89e3\u51b3\u65b9\u6848\uff0c\u672a\u7ecf\u73b0\u573a\u9a8c\u8bc1\uff0c\u4e5f\u4e0d\u65b9\u4fbf\u4f7f\u7528\u53f0\u5f0f\u5149\u6e90\uff09<\/td> | \u4e0d\u4fbf\u4e8e\u73b0\u573a\u4f7f\u7528\uff0c\u6709\u56e0\u79fb\u52a8\u90e8\u4ef6\u5bfc\u81f4\u6545\u969c\u7684\u98ce\u9669<\/td> | \u4e0d\u4fbf\u4e8e\u73b0\u573a\u4f7f\u7528\uff0c\u6709\u56e0\u79fb\u52a8\u90e8\u4ef6\u5bfc\u81f4\u6545\u969c\u7684\u98ce\u9669\uff1b\u9700\u8981\u504f\u632f\u6270\u9891\u5668<\/td><\/tr> | | \u9700\u8981\u6c42\u5e73\u5747\u503c\uff0c\u4f46\u603b\u635f\u8017\u4ec5\u8d85\u8fc7 30 dB<\/td> | –<\/td> | \u6d4b\u91cf\u65f6\u95f4\u957f\uff1b\u9700\u8981\u6c42\u5e73\u5747\u503c<\/td> | \u4fbf\u643a\u5f0f\u5149\u6e90\u7684\u52a8\u6001\u8303\u56f4\u6709\u9650<\/td><\/tr> | | –<\/td> | –<\/td> | \u4e0d\u5bb9\u6613\u4f7f\u7528\uff1b\u5fc5\u987b\u5728\u6d4b\u8bd5\u524d\u8bbe\u7f6e\u6b63\u786e\u7684 DGD \u8303\u56f4<\/td> | –<\/td><\/tr> | | –<\/td> | –<\/td> | \u65e0\u6cd5\u901a\u8fc7 EDFA \u8fdb\u884c\u6d4b\u91cf<\/td> | –<\/td><\/tr> | | \u4e8c\u9636 PMD \u4e0d\u662f\u76f4\u63a5\u6d4b\u91cf\u800c\u5f97\uff0c\u800c\u662f\u8ba1\u7b97\u5f97\u51fa<\/td> | –<\/td> | \u4e8c\u9636 PMD \u4e0d\u662f\u76f4\u63a5\u6d4b\u91cf\u800c\u5f97\uff0c\u800c\u662f\u8ba1\u7b97\u5f97\u51fa<\/td> | \u4e8c\u9636 PMD \u4e0d\u662f\u76f4\u63a5\u6d4b\u91cf\u800c\u5f97\uff0c\u800c\u662f\u8ba1\u7b97\u5f97\u51fa<\/td><\/tr> | | \u6700\u5927 PMD \u9650\u5236\u4e3a 60 \u76ae\u79d2\uff1b\u9002\u7528\u4e8e\u4efb\u4f55\u7535\u4fe1\u5149\u7ea4<\/td> | \u6700\u5927 PMD \u9650\u5236\u4e3a 50 \u76ae\u79d2\uff1b\u9002\u7528\u4e8e\u4efb\u4f55\u7535\u4fe1\u5149\u7ea4<\/td> | –<\/td> | –<\/td><\/tr> | | \u5bf9\u8f93\u5165\u504f\u632f\u654f\u611f<\/td> | –<\/td> | \u5bf9\u8f93\u5165\u504f\u632f\u654f\u611f<\/td> | \u5f53\u6ca1\u6709\u504f\u632f\u6270\u9891\u5668\u65f6\uff0c\u5bf9\u8f93\u5165\u504f\u632f\u654f\u611f<\/td><\/tr><\/tbody><\/table>\u8868 5. \u4e0d\u540c PMD \u6d4b\u8bd5\u65b9\u6cd5\u7684\u7f3a\u70b9\u548c\u5c40\u9650\u6027<\/figcaption><\/figure>\u7ed3\u8bba<\/h1>\u5bf9\u4e8e\u5df2\u5b89\u88c5\u7684\u5149\u7f06 PMD\uff0c\u6ca1\u6709\u7b80\u5355\u7684\u7406\u8bba\u9884\u6d4b\uff0c\u4f46 PMD \u5bf9\u5236\u9020\u65f6\u51e0\u4f55\u63a7\u5236\u6bd4\u73b0\u5728\u5c11\u7684\u8001\u5f0f\u5149\u7ea4\u66f4\u4e3a\u5173\u952e\u3002<\/p> \u5f53\u901a\u8fc7\u8865\u507f\u5149\u7ea4\u6216\u5541\u557e\u5149\u6805\u7b49\u65b0\u6280\u672f\u964d\u4f4e\u8272\u5ea6\u8272\u6563\u65f6\uff0cPMD \u957f\u5355\u6a21\u5149\u7ea4\u4e2d\u4e3b\u8981\u7684\u6bd4\u7279\u7387\u9650\u5236\u6548\u5e94\u3002\u5fc5\u987b\u6d4b\u91cf PMD\uff0c\u4ee5\u4fbf\u5bf9\u4e13\u7528\u4e8e\u6b64\u4f20\u8f93\u901f\u5ea6\u7684\u5149\u7ea4\u8fdb\u884c\u7279\u5f81\u5206\u6790\u3002<\/p> \u76f8\u5173\u6587\u6863<\/strong><\/p>1. \u6d4b\u91cf\u65b9\u6cd5\u548c\u6d4b\u8bd5\u7a0b\u5e8f – \u504f\u632f\u6a21\u5f0f\u8272\u6563 IEC 60793-1-48.2003-05
2. ITU-T G.650.2\uff0c\u5355\u6a21\u5149\u7ea4\u548c\u5149\u7f06\u7684\u7edf\u8ba1\u548c\u975e\u7ebf\u6027\u76f8\u5173\u5c5e\u6027\u7684\u5b9a\u4e49\u548c\u6d4b\u8bd5\u65b9\u6cd5\uff0c2005-01\u3002
3. \u7528\u56fa\u5b9a\u68c0\u504f\u5668\u6cd5\u6d4b\u91cf\u5355\u6a21\u5149\u7ea4\u7684\u504f\u632f\u6a21\u8272\u6563\uff0cTIA FOTP-113 \u8349\u6848 (1997-02)
4. \u901a\u8fc7\u743c\u65af\u77e9\u9635\u7279\u5f81\u5206\u6790\u8fdb\u884c\u5355\u6a21\u5149\u7ea4\u7684\u504f\u632f\u6a21\u8272\u6563\u6d4b\u91cf\uff0cTIA FOTP-122-A \u8349\u6848 (2002-08)
5. \u7528\u5e72\u6d89\u6d4b\u91cf\u6cd5\u6d4b\u91cf\u5355\u6a21\u5149\u7ea4\u7684\u504f\u632f\u6a21\u8272\u6563\uff0cTIA FOTP-124-A \u8349\u6848 (2004-02)
6. \u201c\u504f\u632f\u6a21\u8272\u6563\u201d\uff0c\u5eb7\u5b81\u7535\u7f06\u7cfb\u7edf\uff0c\u5de5\u7a0b\u670d\u52a1\u90e8\uff0c\u5e94\u7528\u5de5\u7a0b\u5e08\u7b14\u8bb0 48\uff0c\u4fee\u8ba2\u7248 2\uff0c2002-12\u3002
7. Ricci, Vincent \u535a\u58eb\uff0c\u5eb7\u5b81\u516c\u53f8\u201c\u957f\u8ddd\u79bb\u5949\u732e – \u504f\u632f\u6a21\u8272\u6563\u201d\u30022001-07
8. \u9ad8\u901f\u5149\u7ea4\u4f20\u8f93\u7cfb\u7edf\u4e2d\u7684\u504f\u632f\u6a21\u8272\u6563\uff0cHenrik Sunnerud\uff0cMagnus Karlsson\uff0cChongjin Xie\uff0cIEEE \u6210\u5458\uff0c\u4ee5\u53ca Peter A. Andrekson\uff0cIEEE \u9ad8\u7ea7\u6210\u5458\uff0cOSA \u6210\u5458
9. Allen, Christopher, Pradeep Kumar Kondamuri, Douglas L. Richards \u548c Douglas C. Hague. \u201c\u57cb\u5730\u5355\u6a21\u5149\u7ea4 DGD \u6d4b\u91cf\u6570\u636e\u7684\u5206\u6790\u548c\u6bd4\u8f83\u3002\u201d \u300a\u5149\u7ea4\u6d4b\u91cf\u7814\u8ba8\u4f1a (Symposium on Optical Fiber Measurements)\u300b\uff0cBoulder\uff0cCO\uff0c\u7b2c 195-198 \u9875\uff0c2002 \u5e74 9 \u6708 24-26 \u65e5
10. Galtarossa, A. \u7b49\u4eba \u201cPMD \u6d4b\u91cf\u6280\u672f\u7684\u73b0\u573a\u6bd4\u8f83\u201d. \u300a\u5149\u6ce2\u6280\u672f\u6742\u5fd7\u300b\u7b2c 14 \u5377\uff0c\u7b2c 1 \u671f\uff0c1996 \u5e74\u7248)
11. Hanson\uff0cT.A. \u201c\u504f\u632f\u6a21\u5f0f\u8272\u6563\u53ca\u76f8\u5173\u4e3b\u9898\u201d. 2000-10\u3002
12. Kapron, Felix, Ariel Dori, John Peters \u548c Helmut Knehr. \u201c\u504f\u632f\u6a21\u8272\u6563\uff1a\u60a8\u5e94\u8be5\u62c5\u5fc3\u5417\uff1f\u201d Bellcore.
13. Karlsson, Magnus, Jonas Brentel, and Peter A. Andrekson. \u201c\u5df2\u5b89\u88c5\u5149\u7ea4\u4e2d PMD \u548c\u504f\u632f\u6f02\u79fb\u7684\u957f\u671f\u6d4b\u91cf\u3002\u201d \u300a\u5149\u6ce2\u6280\u672f\u6742\u5fd7\u300b\u7b2c 18 \u5377\uff0c\u7b2c 7 \u671f\uff0c2000 \u5e74 7 \u6708<\/p>","protected":false},"excerpt":{"rendered":" \u504f\u632f\u6a21\u8272\u6563 (PMD) \u6d4b\u8bd5\u5728\u5149\u7ea4\u7279\u5f81\u5206\u6790\u8fc7\u7a0b\u4e2d\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\uff0c\u4f46\u4ecd\u662f\u6700\u96be\u6d4b\u8bd5\u7684\u53c2\u6570\u4e4b\u4e00\uff0c\u56e0\u4e3a\u5b83\u5bf9\u8bb8\u591a\u73af\u5883\u9650\u5236\u5f88\u654f\u611f\u3002<\/p>\n","protected":false},"author":2,"featured_media":6062,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[433,24],"tags":[430,431,432],"class_list":["post-6043","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fiber","category-solutions","tag-pmd","tag-431","tag-432"],"yoast_head":"\r\n \u73b0\u573a\u6d4b\u8bd5\u504f\u632f\u6a21\u8272\u6563 - 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