{"id":3919,"date":"2021-05-19T10:00:07","date_gmt":"2021-05-19T02:00:07","guid":{"rendered":"http:\/\/www.comtest.cn\/?p=3919"},"modified":"2021-06-29T10:07:29","modified_gmt":"2021-06-29T02:07:29","slug":"%e5%85%89%e4%bf%a1%e5%8f%b7%e8%b0%83%e7%90%86%e5%ae%9e%e7%8e%b0%e7%9b%b8%e5%b9%b2%e6%a8%a1%e5%9d%97%e6%b5%8b%e8%af%95","status":"publish","type":"post","link":"http:\/\/www.comtest.com.cn\/?p=3919","title":{"rendered":"\u5149\u4fe1\u53f7\u8c03\u7406\u5b9e\u73b0\u76f8\u5e72\u6a21\u5757\u6d4b\u8bd5"},"content":{"rendered":"<p>\u4f5c\u8005\uff1aVIAVI Solutions \u9ad8\u7ea7\u4ea7\u54c1\u7ecf\u7406 Matthew Adams<br>Maryam Alshehab \u548c Paul Avison\uff08\u5747\u4e3aVIAVI Solutions \u7684\u6210\u5458\uff09\u4e3a\u672c\u8bba\u6587\u505a\u51fa\u4e86\u91cd\u8981\u8d21\u732e\u3002<\/p><h1 class=\"wp-block-heading\">\u7b80\u4ecb<\/h1><p>\u76f8\u5e72\u5149\u4f20\u8f93\u6b63\u5728\u5f7b\u5e95\u6539\u53d8\u5149\u7f51\u7edc\u7684\u8bbe\u8ba1\u548c\u6784\u5efa\u65b9\u5f0f\u3002<\/p><p>\u5148\u8fdb\u7684 DSP \u5f15\u64ce\u6ee1\u8db3\u4e86\u5f53\u4eca\u7684\u7f51\u7edc\u5e26\u5bbd\u9700\u6c42\u3002\u65e5\u76ca\u589e\u957f\u7684\u90e8\u7f72\u5e26\u5bbd\u662f\u901a\u8fc7\u4e24\u4e2a\u56e0\u7d20\u5b9e\u73b0\u7684\uff1b\u6bcf\u4e2a\u901a\u9053\u7684\u7eaf\u6ce2\u7279\u7387\/\u6570\u636e\u901f\u7387\u589e\u52a0\uff0c\u4ee5\u53ca\u8c03\u548c\u8bb8\u591a\u4e0d\u540c\u548c\u53d8\u5316\u7684\u7f51\u7edc\u62d3\u6251\u7684\u9002\u5e94\u6027\u3002\u4e3a\u4e86\u5b9e\u73b0\u5f53\u4eca\u7f51\u7edc\u6240\u9700\u7684\u7075\u6d3b\u6027\uff0c\u8fd9\u4e9b DSP \u4e0d\u4ec5\u5b9e\u65f6\u9002\u5e94\u5404\u79cd\u7f51\u7edc\u635f\u4f24\uff08\u5373\u635f\u8017\u3001\u566a\u58f0\u3001\u8ddd\u79bb\u3001\u8272\u6563\uff09\uff0c\u800c\u4e14\u8fd8\u62a5\u544a\u5b83\u4eec\u6b63\u5728\u8865\u507f\u7684\u503c\u3002\u8fd9\u5927\u5927\u7b80\u5316\u4e86\u7f51\u7edc\u89c4\u5212\u548c\u76d1\u63a7\u3002<\/p><p>\u5728\u8bbe\u8ba1\u548c\u5236\u9020\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u5bf9\u5404\u79cd\u7269\u7406\u5c42\u53c2\u6570\u8fdb\u884c\u6027\u80fd\u9a8c\u8bc1\u3002\u8fd9\u4e9b\u6d4b\u8bd5\u662f\u7531\u4e00\u7c7b\u79f0\u4e3a\u53ef\u7f16\u7a0b\u4fe1\u53f7\u8c03\u7406\u5143\u4ef6\u7684\u6d4b\u8bd5\u4eea\u5668\u5b9e\u73b0\u7684\u3002\u8fd9\u4e9b\u4eea\u5668\u5355\u72ec\u6216\u6210\u7ec4\u5730\u4ee5\u7a33\u5b9a\u3001\u53ef\u91cd\u590d\u548c\u53ef\u9002\u5e94\u7684\u65b9\u5f0f\u6a21\u62df\u5149\u7ea4\u94fe\u8def\u7684\u7269\u7406\u53c2\u6570\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_01_700.jpg\"><img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"249\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_01_700.jpg\" alt=\"\" class=\"wp-image-3920\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_01_700.jpg 700w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_01_700-300x107.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_01_700-600x213.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_01_700-64x23.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption>\u56fe 1\uff1aMAP-300 \u548c\u76f8\u5173\u7684 LightDirect \u6d4b\u8bd5\u6a21\u5757\u63d0\u4f9b\u6d4b\u8bd5\u76f8\u5e72\u5149\u63a5\u53e3\u6240\u9700\u7684\u6240\u6709\u5173\u952e\u5149\u5b66\u6d4b\u8bd5\u3001\u4fe1\u53f7\u4eff\u771f\u548c\u81ea\u52a8\u5316\u529f\u80fd<\/figcaption><\/figure><\/div><p>\u968f\u7740 OIF \u548c IEEE \u53d1\u5e03\u516c\u5171\u6807\u51c6\uff08\u4f8b\u5982\u201cImplementation Agreement 400ZR (OIF-400ZR-01.0)\u201dwww.oiforum.com\uff09\uff0c \u76f8\u5e72\u63a5\u53e3\u6709\u671b\u8fdb\u5165\u4e0b\u4e00\u6ce2\u589e\u957f\uff0c\u5e76\u5c06\u7ee7\u7eed\u8fc1\u79fb\u5230 CFP2 \u548c QSFP-DD \u7b49\u53ef\u63d2\u62d4\u683c\u5f0f\u3002\u4e92\u64cd\u4f5c\u6027\u5c06\u662f\u4e00\u79cd\u9884\u671f\uff0c\u5e76\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5728\u5236\u9020\u4e2d\u6267\u884c\u7684\u5149\u5b66\u6d4b\u8bd5\u7684\u5173\u952e\u6027\u3002VIAVI Solutions \u767d\u76ae\u4e66\u300a\u6d4b\u8bd5\u53ef\u63d2\u62d4\u76f8\u5e72\u5149\u6a21\u5757 (Paul Brooks\uff0cVIAVI Solutions)\u300b \u662f\u5bfb\u627e\u6a21\u5757\u67b6\u6784\u548c\u76f8\u5173\u5173\u952e\u6d4b\u8bd5\u95ee\u9898\u5e7f\u6cdb\u6458\u8981\u7684\u6d4b\u8bd5\u5de5\u7a0b\u5e08\u7684\u6781\u4f73\u8d44\u6e90\u3002<\/p><p>\u4f5c\u4e3a\u540e\u7eed\u5185\u5bb9\uff0c\u672c\u6587\u6863\u5c06\u63a2\u8ba8\u5149\u5b66\u6d4b\u8bd5\u8981\u6c42\u7684\u7279\u5b9a\u5173\u952e\u8981\u7d20\uff0c\u5c24\u5176\u662f\u7269\u7406\u5c42\u4eff\u771f\u3002\u5728\u6700\u65b0\u7684 OIF 400ZR \u6587\u6863 (OIF- 400ZR-01.0) \u4e2d\uff0c\u8fd9\u4e9b\u6d4b\u8bd5\u8981\u6c42\u5728\u7b2c 13 \u6761\u4e2d\u6709\u8be6\u7ec6\u8bf4\u660e\u3002\u5b50\u6761\u6b3e\u5b9a\u4e49\u4e86\u94fe\u8def\u89c4\u683c\u8303\u56f4\u548c\u6240\u9700\u5408\u89c4\u6027\u6d4b\u8bd5\u7684\u7ec6\u8282\u3002VIAVI Solutions \u7684 MAP-300 \u662f\u5b9e\u65bd\u8fd9\u4e9b\u6d4b\u8bd5\u7684\u7406\u60f3\u5de5\u5177\u3002<\/p><h1 class=\"wp-block-heading\">\u4fe1\u53f7\u8c03\u7406\uff1b\u63a7\u5236\u548c\u4ea7\u751f\u635f\u4f24<\/h1><h2 class=\"wp-block-heading\">\u57fa\u672c\u7684\u73af\u56de\u6d4b\u8bd5<\/h2><p>\u5149\u4fe1\u53f7\u8c03\u7406\u5143\u4ef6\u662f\u4e00\u7c7b\u72ec\u7279\u7684\u6d4b\u8bd5\u4eea\u5668\u3002\u5b83\u4eec\u672c\u8eab\u4e0d\u80fd\u7528\u4e8e\u8fdb\u884c\u6d4b\u91cf\u3002\u5b83\u4eec\u7684\u76ee\u7684\u662f\u4ee5\u53d7\u63a7\u548c\u53ef\u91cd\u590d\u7684\u65b9\u5f0f\u4fee\u6539\u6216\u5e72\u6270\u6d4b\u8bd5\u4fe1\u53f7\u3002\u8fd9\u4f7f\u5f97\u5176\u4ed6\u4eea\u5668\u80fd\u591f\u6d4b\u91cf\u6765\u81ea\u88ab\u6d4b\u8bbe\u5907\u6216\u5355\u5143\u7684\u54cd\u5e94\u3002\u4f8b\u5982\uff0c\u5728\u76f8\u5e72\u63a5\u6536\u5668\u7684\u60c5\u51b5\u4e0b\uff0c\u8bef\u7801\u7387\u6d4b\u8bd5\uff08\u4e3e\u4f8b\u6765\u8bf4\uff0c\u7531 VIAVI ONT-800 \u6267\u884c\uff09\u901a\u5e38\u662f\u7528\u4e8e\u4e86\u89e3\u53d7\u635f\u7684\u5149\u4fe1\u53f7\u662f\u5426\u5df2\u5f71\u54cd\u88ab\u6d4b\u5355\u5143 (UUT) \u7684\u53cd\u9988\u3002\u56fe 2 \u663e\u793a\u4e86\u4e00\u4e2a\u7b80\u5316\u7684\u793a\u4f8b\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_02_650.jpg\"><img decoding=\"async\" width=\"650\" height=\"198\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_02_650.jpg\" alt=\"\" class=\"wp-image-3921\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_02_650.jpg 650w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_02_650-300x91.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_02_650-600x183.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_02_650-64x19.jpg 64w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/a><figcaption>\u56fe 2\uff1a\u5728\u73af\u56de\u914d\u7f6e\u4e2d\u6d4b\u8bd5 UUT \u7684\u901a\u7528\u8bbe\u7f6e\u3002\u5149\u4fe1\u53f7\u8c03\u7406\u5143\u4ef6\u7528\u4e8e\u6539\u53d8\u53d1\u5c04\u4fe1\u53f7\u7684\u5149\u5b66\u5c5e\u6027\u3002\u63a5\u6536\u673a\u6062\u590d\u6570\u636e\u7684\u80fd\u529b\u662f\u7531\u8bef\u7801\u4eea\u6d4b\u91cf\u7684<\/figcaption><\/figure><\/div><p>\u8868 1 \u63cf\u8ff0\u4e86\u9700\u8981\u4eff\u771f\u7684\u4e3b\u8981\u5149\u7f51\u7edc\u635f\u4f24\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u6709\u4e24\u79cd\u7c7b\u578b\u3002\u7b2c\u4e00\u79cd\u7c7b\u578b\u5728\u5355\u4e2a\u6821\u51c6\u6a21\u5757\u6216\u4eea\u5668\u4e2d\u5b8c\u6210\u635f\u4f24\u529f\u80fd\u3002\u7b2c\u4e8c\u79cd\u7c7b\u578b\u4f7f\u7528\u534f\u540c\u5de5\u4f5c\u7684\u6a21\u5757\u7ec4\u5408\u3002\u8fd9\u4e9b\u590d\u6742\u7684\u4eff\u771f\u635f\u4f24\u901a\u5e38\u9700\u8981\u4e00\u5b9a\u6570\u91cf\u7684\u7cfb\u7edf\u504f\u7f6e\u3001\u6821\u51c6\u6216\u6765\u81ea\u5176\u4ed6\u5149\u5b66\u6d4b\u8bd5\u8bbe\u5907\uff08\u4f8b\u5982\u5149\u8c31\u5206\u6790\u4eea\u6216\u5149\u529f\u7387\u8ba1\uff09\u7684\u53cd\u9988\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u635f\u4f24\u7c7b\u578b<\/strong><\/td><td><strong>\u529f\u80fd<\/strong><\/td><td><strong>VIAVI MAP-300 LightDirectTM <\/strong><strong>\u53c2\u8003<\/strong><\/td><\/tr><tr><td>\u5355\u5de5\uff08\u5355\u4e00\u6a21\u5757\uff09<\/td><td>\u8870\u51cf<\/td><td>mVOA<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u653e\u5927<\/td><td>mEDFA<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u63a7\u5236\/\u52a0\u6270\u504f\u632f<\/td><td>mPCX<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u53cd\u5c04<\/td><td>mVBR<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u5149\u4ea4\u6362\uff08\u5149\u5f00\u5173\uff09<\/td><td>mOSW\u3001mOSX<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u6574\u5f62\u6216\u8fc7\u6ee4\u5149\u8c31<\/td><td>mTFX<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u591a\u8def\u590d\u7528<\/td><td>mUTL<\/td><\/tr><tr><td>\u590d\u5408\uff08\u591a\u6a21\u5757\uff09<\/td><td>\u6dfb\u52a0\u8272\u6563\uff08CD\u3001DGD\uff09<\/td><td>mOSW + \u5149\u7ea4\u76d8<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u6ce8\u5165\u566a\u58f0 (OSNR)<\/td><td>mBBS + mVOA + mUTL<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u6ce8\u5165\u76f8\u5e72\u5e72\u6270<\/td><td>mBBS + mPCX + mTLG +mUTL<\/td><\/tr><tr><td>&nbsp;<\/td><td>\u591a\u5f84\u5e72\u6270 (MPI)<\/td><td>mVBR + mUTL + mVBR + \u5149\u7ea4\u76d8<\/td><\/tr><\/tbody><\/table><figcaption>\u8868 1\uff1a\u7528\u4e8e\u76f8\u5e72\u6a21\u5757\u6d4b\u8bd5\u6240\u9700\u7684\u4fe1\u53f7\u8c03\u7406\u5143\u4ef6\u3002\u5355\u4e2a\u6a21\u5757\u672c\u8eab\u6216\u7ec4\u5408\u5728\u4e00\u8d77\u4f1a\u4ea7\u751f OIF \u548c IEEE ZR \u6807\u51c6\u4e2d\u63d0\u5230\u7684\u5149\u5b66\u635f\u4f24<\/figcaption><\/figure><p>\u4e3a\u4e86\u521b\u5efa\u4e00\u4e2a\u5168\u9762\u7684\u6d4b\u8bd5\u5957\u4ef6\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u6a21\u5757\u8fdb\u4e00\u6b65\u96c6\u6210\u5230\u4e00\u4e2a\u6a21\u7ec4\u5316\u5e73\u53f0\u4e2d\uff0c\u6bd4\u5982 MAP-300\u3002\u76f8\u5e72\u6a21\u5757\u6d4b\u8bd5\u5e8f\u5217\u53ef\u80fd\u6d89\u53ca\u6570\u767e\u4e2a\u8de8\u8d8a\u6ce2\u957f\u3001OSNR\u3001\u63a5\u6536\u529f\u7387\u548c\u8de8\u5ea6\u957f\u5ea6\u7684\u77e9\u9635\u7684\u6d4b\u8bd5\u7528\u4f8b\u3002\u4ea7\u751f\u7684\u635f\u4f24\u7ea7\u522b\u4e2d\u7684\u9519\u8bef\u5bf9 UUT \u5185\u90e8\u7684 DSP \u8bad\u7ec3\u5047\u8bbe\u3001\u76d1\u6d4b\u51c6\u786e\u6027\u548c\u544a\u8b66\u529f\u80fd\u6709\u76f4\u63a5\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u4ed4\u7ec6\u9009\u62e9\u4fe1\u53f7\u8c03\u7406\u4eea\u5668\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u8868 2 \u63cf\u8ff0\u4e86\u6709\u52a9\u4e8e\u5c06\u4e0d\u786e\u5b9a\u6027\u964d\u81f3\u6700\u4f4e\u5e76\u964d\u4f4e\u6210\u672c\u7684\u5173\u952e\u53c2\u6570\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u5173\u952e\u9009\u62e9\u6807\u51c6<\/strong><\/td><td><strong>\u5f71\u54cd<\/strong><\/td><\/tr><tr><td>\u5355\u53c2\u6570\u63a7\u5236<\/td><td>\u635f\u4f24\u8bbe\u5907\u5728\u4e0d\u5f71\u54cd\u4efb\u4f55\u5176\u4ed6\u53c2\u6570\u7684\u60c5\u51b5\u4e0b\u63a7\u5236\u4e00\u4e2a\u53c2\u6570\u7684\u80fd\u529b\u3002<\/td><\/tr><tr><td>\u8d85\u4f4e\u635f\u8017<\/td><td>\u4f4e\u635f\u8017\u5143\u4ef6\u901a\u8fc7\u907f\u514d\u989d\u5916\u653e\u5927\u5c06\u6210\u672c\u964d\u81f3\u6700\u4f4e\u3002 \u5b83\u4eec\u786e\u4fdd\u5728\u7ed9\u5b9a\u5cf0\u503c\u53d1\u5c04\u8f93\u5165\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u6d4b\u8bd5\u5b8c\u6574\u7684\u63a5\u6536\u529f\u7387\u8303\u56f4\u3002<\/td><\/tr><tr><td>\u4f4e\u566a\u58f0<\/td><td>\u5982\u679c\u9700\u8981\u653e\u5927\uff0c\u5c3d\u53ef\u80fd\u4f4e\u7684\u566a\u58f0\u6307\u6570\u53ef\u786e\u4fdd\u6709\u9650\u7684\u989d\u5916 OSNR \u635f\u4f24\u3002<\/td><\/tr><tr><td>\u6ce2\u957f\u65e0\u5173<\/td><td>\u5728\u53d1\u5c04\u8c03\u8c10\u8303\u56f4\u5185\u6539\u53d8\u6ce2\u957f\u5e94\u8be5\u4e0d\u4f1a\u5bf9\u6027\u80fd\u9020\u6210\u5f71\u54cd\u3002<\/td><\/tr><tr><td>\u957f\u671f\u7a33\u5b9a\u6027<\/td><td>\u6821\u51c6\u6d4b\u8bd5\u53ef\u80fd\u9700\u8981\u51e0\u5206\u949f\u3002\u9a8c\u8bc1\u6d4b\u8bd5\u53ef\u80fd\u9700\u8981\u6570\u5c0f\u65f6\u3002\u5fc5\u987b\u5c06\u968f\u65f6\u95f4\u548c\u6e29\u5ea6\u7684\u6f02\u79fb\u964d\u81f3\u6700\u4f4e\u3002<\/td><\/tr><tr><td>\u53ef\u91cd\u590d\u6027<\/td><td>\u8fd4\u56de\u5230\u5148\u524d\u8bbe\u5b9a\u503c\u7684\u80fd\u529b\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u8bb8\u591a\u6d4b\u8bd5\u70b9\u5c06\u5728\u6d4b\u8bd5\u5468\u671f\u4e2d\u591a\u6b21\u8fd4\u56de\u3002<\/td><\/tr><tr><td>\u8c03\u8c10\u901f\u5ea6<\/td><td>\u9700\u8981\u51e0\u767e\u4e2a\u6d4b\u8bd5\u72b6\u6001\u3002\u5355\u4e2a\u5143\u4ef6\u7684\u901f\u5ea6\u81f3\u5173\u91cd\u8981\uff0c\u7136\u800c\u5e76\u884c\u72b6\u6001\u6539\u53d8\u662f\u5173\u952e\u3002\u7a33\u5b9a\u65f6\u95f4\u5e38\u5e38\u88ab\u5ffd\u89c6\u3002<\/td><\/tr><tr><td>\u7cfb\u7edf\u6a21\u5757\u5316<\/td><td>\u80fd\u591f\u5feb\u901f\u9ad8\u6548\u5730\u5c06\u635f\u4f24\u5143\u4ef6\u6dfb\u52a0\u3001\u6df7\u5408\u6216\u7ec4\u5408\u5230\u5355\u4e2a\u73af\u56de\u6d4b\u8bd5\u4e2d\u3002<\/td><\/tr><\/tbody><\/table><figcaption>\u8868 2\uff1a\u4fe1\u53f7\u8c03\u7406\u5143\u4ef6\u7684\u5173\u952e\u9009\u62e9\u53c2\u6570<\/figcaption><\/figure><p>\u5927\u591a\u6570\u73af\u56de\u6d4b\u8bd5\u5728\u76f8\u5bf9\u6d4b\u8bd5\u6a21\u5f0f\u4e0b\u8fd0\u884c\uff0c\u4f7f\u7528\u4e00\u4e2a\u5173\u952e\u7684\u7cfb\u7edf\u53c2\u6570\u6765\u8bc4\u4f30\u7531\u6b21\u8981\u53c2\u6570\u5f15\u8d77\u7684\u201c\u4ee3\u4ef7\u201d\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6b63\u5728\u8bc4\u4f30\u6a21\u5757\u7684\u591a\u5f84\u5e72\u6270 (MPI) \u5bb9\u9650\uff0c\u5219\u5728\u751f\u6210\u5168\u8303\u56f4 OSNR \u7684\u540c\u65f6\u8c03\u6574\u6b21\u8981\u53c2\u6570\uff08\u5728\u672c\u4f8b\u4e2d\u4e3a MPI\uff09\u8fbe\u5230\u76ee\u6807\u8303\u56f4\u3002\u5982\u8868 1 \u6240\u793a\uff0cMPI \u662f\u4e00\u79cd\u590d\u6742\u7684\u635f\u4f24\u3002\u5b83\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u7531\u4e00\u6bb5\u5149\u7ea4\u5206\u9694\u7684\u4e24\u4e2a\u53ef\u53d8\u53cd\u5c04\u6a21\u62df\u5668\u6765\u751f\u6210\u3002\u53ef\u4ee5\u4e3a\u7ed9\u5b9a\u7684MPI\u751f\u6210 BER \u8f6e\u5ed3\u7ebf\u3002\u53ef\u4ee5\u63a8\u65ad\u51fa\u5728\u76f8\u540c\u7684 MPI \u7ea7\u522b\u4e0b\u5b9e\u73b0\u76f8\u540c\u7684 BER \u6240\u9700\u7684 OSNR \u7684\u5dee\u5f02\u3002\u8fd9\u901a\u5e38\u88ab\u63cf\u8ff0\u4e3a\u5fc5\u987b\u8fd4\u8fd8\u591a\u5c11 OSNR \u624d\u80fd\u514b\u670d\u635f\u4f24\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u5c31\u662f\u4ee3\u4ef7\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_03_700.jpg\"><img decoding=\"async\" width=\"700\" height=\"386\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_03_700.jpg\" alt=\"\" class=\"wp-image-3922\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_03_700.jpg 700w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_03_700-300x165.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_03_700-600x331.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_03_700-64x35.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption>\u56fe 3\uff1a\u4e0d\u540c MPI \u5f3a\u5ea6\u4e0b\u7684 BER \u66f2\u7ebf\uff08\u5de6\u56fe\uff09\u3002\u9009\u62e9\u7279\u5b9a\u7684 BER \u6570\u503c\u53ef\u4ee5\u6d4b\u91cf\u4f5c\u4e3a MPI \u51fd\u6570\u7684 OSNR \u4ee3\u4ef7\uff08\u4e0a\u56fe\uff09<\/figcaption><\/figure><\/div><p>\u5728\u653e\u5927\u7cfb\u7edf\u4e2d\uff0cOSNR \u662f\u4e00\u4e2a\u5173\u952e\u7684\u7cfb\u7edf\u53c2\u6570\uff0c\u5c06\u5728\u8bb8\u591a\u6d4b\u8bd5\u5b9e\u65bd\u4e2d\u7528\u4f5c\u5173\u952e\u6307\u6807\u3002\u4e0b\u4e00\u8282\u5c06\u56de\u987e\u5173\u952e\u7684\u5b9e\u65bd\u7ec6\u8282\u3002<\/p><h2 class=\"wp-block-heading\">\u5149\u4fe1\u566a\u6bd4\u4eff\u771f<\/h2><p>\u5149\u4fe1\u566a\u6bd4 (OSNR) \u662f\u8861\u91cf\u76f8\u5e72\u63a5\u53e3\u6027\u80fd\u7684\u4e00\u4e2a\u57fa\u672c\u6307\u6807\uff0c\u56e0\u4e3a\u5b83\u610f\u5473\u7740\u4fe1\u53f7\u5728\u7535\u518d\u751f\u4e4b\u524d\u7684\u603b\u4f20\u9001\u8ddd\u79bb\u3002\u8be5\u503c\u5c06\u7528\u4e8e\u8bc4\u4f30\u5176\u4ed6\u635f\u4f24\uff08CD\u3001DGD\u3001PDL \u7b49\uff09\u7684\u5f71\u54cd\u3002OSNR \u7684\u6d4b\u91cf\u5df2\u7ecf\u6807\u51c6\u5316\uff0c\u53ef\u4ee5\u5728 IEC 61280-2-9 \u4e2d\u627e\u5230\u3002OSNR \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p><p>OSNR = 10 \u2219 log (S\/N) [dB]<\/p><p>\u5176\u4e2d\uff0cS \u5b9a\u4e49\u4e3a\u603b\u4fe1\u53f7\u529f\u7387\uff0cN \u662f 0.1 \u7eb3\u7c73\u5e26\u5bbd\u5185\u7684\u566a\u58f0\u529f\u7387\u3002IEC 61280-2-9 \u6307\u5bfc\u4f7f\u7528\u63d2\u503c\u6cd5\u8fdb\u884c\u566a\u58f0\u6d4b\u91cf\u3002<\/p><p>\u7531\u4e8e\u76f8\u5e72\u63a5\u53e3\u9700\u8981\u5728\u591a\u79cd\u6761\u4ef6\uff08\u653e\u5927\u8de8\u6bb5\u6570\u3001\u4e0d\u540c\u5149\u7ea4\u957f\u5ea6\uff09\u4e0b\u8fd0\u884c\uff0c\u56e0\u6b64\u6d4b\u8bd5\u5de5\u7a0b\u5e08\u5c06\u88ab\u8981\u6c42\u751f\u6210\u6821\u51c6\u7684 \u5927\u91cf\u4e0d\u540c\u7684OSNR \u3002\u5728\u5236\u9020\u6d4b\u8bd5\u7cfb\u7edf\u4e2d\u751f\u6210\u3001\u63a7\u5236\u548c\u5feb\u901f\u6539\u53d8 OSNR \u6570\u503c\uff0c\u5bf9\u6bcf\u4e2a UUT \u5c06\u6267\u884c\u591a\u6b21\u7684\u64cd\u4f5c\u3002\u56fe 4 \u663e\u793a\u4e86\u4f7f\u7528 VIAVI MAP LightDirectTM \u6a21\u5757\u7684\u4e24\u4e2a\u7b80\u5355\u3001\u6709\u6548\u4e14\u53ef\u6821\u51c6\u7684\u5b9e\u65bd\u65b9\u6848\u3002VOA \u7684\u4f4d\u7f6e\u53ef\u4ee5\u6839\u636e\u6240\u9700\u7684\u786e\u5207 OSNR \u6570\u503c\u800c\u6539\u53d8\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_04_700.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"210\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_04_700.jpg\" alt=\"\" class=\"wp-image-3923\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_04_700.jpg 700w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_04_700-300x90.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_04_700-600x180.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_04_700-64x19.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption>\u56fe 4\uff1a\u4f7f\u7528 VIAVI MAP LightDirect \u6a21\u5757\uff0c\u53ef\u4ee5\u521b\u5efa\u4ee5\u4e0b\u6846\u56fe\u3002\u5bbd\u5e26\u6e90 (BBS) \u7684\u566a\u58f0\u529f\u7387\u7531\u53ef\u53d8\u8870\u51cf\u5668 (VOA) \u7cbe\u786e\u63a7\u5236\uff0c\u7136\u540e\u901a\u8fc7 \u5bbd\u5e26\u590d\u7528\u5668 (BBMux) \u4e0e\u53d1\u5c04\u4fe1\u53f7\u5408\u5e76\u3002\u5728\u7248\u672c (a) \u4e2d\uff0cVOA \u653e\u5728\u63a5\u6536\u5668\u4e4b\u524d\uff0c\u5141\u8bb8\u5728\u4e0d\u5f71\u54cd OSNR \u7684\u60c5\u51b5\u4e0b\u8c03\u6574\u8f7d\u6ce2\u529f\u7387\u3002\u5728\u7248\u672c (b) \u4e2d\uff0cVOA \u88ab\u79fb\u52a8\u5230\u7d27\u8ddf\u5728\u53d1\u5c04\u5668\u4e4b\u540e\u3002\u4e3a\u4e86\u5728\u6539\u53d8\u8f7d\u6ce2\u529f\u7387\u7684\u540c\u65f6\u4fdd\u6301 OSNR \u6052\u5b9a\uff0c\u5fc5\u987b\u63a7\u5236\u4e24\u4e2a VOA\u3002\u867d\u7136\u7a0d\u5fae\u590d\u6742\u4e00\u4e9b\uff0c\u4f46\u5b83\u7684\u4f18\u70b9\u662f\u80fd\u591f\u6a21\u62df\u975e\u5e38\u4f4e\u7684 OSNR \u503c<\/figcaption><\/figure><\/div><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_05.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"460\" height=\"370\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_05.jpg\" alt=\"\" class=\"wp-image-3924\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_05.jpg 460w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_05-300x241.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_05-64x51.jpg 64w\" sizes=\"(max-width: 460px) 100vw, 460px\" \/><\/a><figcaption>\u56fe 5\uff1a\u566a\u58f0\u91cf\u4e0d\u65ad\u589e\u52a0\u7684\u672a\u8c03\u5236\u8f7d\u6ce2\u7684\u9891\u8c31\u793a\u4f8b\uff0c\u4f7f\u7528 VIAVI mHROSA \u6d4b\u91cf\u9891\u8c31\u3002\u566a\u58f0\u7684\u5f62\u72b6\u7531\u63a5\u6536\u5668\u4e4b\u524d\u7684\u53ef\u8c03\u6ee4\u6ce2\u5668\u63a7\u5236<\/figcaption><\/figure><\/div><p>BBS \u63d0\u4f9b\u7684\u81ea\u53d1\u8f90\u5c04\u53ef\u4ee5\u88ab\u6574\u5f62\u548c\u5c55\u5e73\uff0c\u5e76\u88ab\u8bbe\u8ba1\u6210\u4e0e\u653e\u5927\u7ebf\u8def\u7cfb\u7edf\u4e2d\u7684\u566a\u58f0\u7684\u5149\u5b66\u7279\u6027\u76f8\u5339\u914d\u3002\u5b83\u5c06\u88ab\u53bb\u6781\u5316\uff0c\u5e76\u4e14\u5728\u4fe1\u9053\u5e26\u5bbd\u4e0a\u5e94\u8be5\u5177\u6709\u5e73\u5766\u7684\u9891\u8c31\u3002\u5e94\u907f\u514d\u9891\u8c31\u6ce2\u52a8\uff0c\u56e0\u4e3a\u8fd9\u53ef\u80fd\u4f1a\u5728\u5bf9\u566a\u58f0\u503c\u8fdb\u884c\u5185\u63d2\u65f6\u5bfc\u81f4\u8bef\u5dee\u3002\u4f7f\u7528\u56fe 4 \u4e2d\u7684\u6846\u56fe\uff0c \u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7cbe\u786e\u6821\u51c6\u7684 OSNR \u751f\u6210\u7cfb\u7edf\u3002<\/p><p>\u5728\u521d\u59cb\u6d4b\u8bd5\u7cfb\u7edf\u8bbe\u8ba1\u65f6\uff0c\u5fc5\u987b\u6ce8\u610f\u51e0\u4e2a\u65b9\u9762\u3002\u5f53\u671f\u671b\u7684 OSNR \u63a5\u8fd1\u6765\u81ea\u672a\u653e\u5927\u53d1\u5c04\u5668\u7684\u521d\u59cb\u5e45\u5ea6\u65f6\uff0cOSNR \u7684\u53d8\u5316\u5c06\u4f5c\u4e3a\u8870\u51cf\u7684\u51fd\u6570\u53d8\u6210\u975e\u7ebf\u6027\u7684\u3002\u5982\u679c\u60a8\u9700\u8981\u8bbf\u95ee\u8be5\u533a\u57df\u7684\u503c\uff0c\u5219\u9700\u8981\u5728\u6bcf\u6b21\u6d4b\u8bd5\u524d\u8fdb\u884c OSA \u6d4b\u91cf\u3002\u7136\u800c\uff0c\u5982\u679c\u6240\u9700\u7684 OSNR \u4ecd\u7136\u8fdc\u79bb\u8be5\u533a\u57df\uff08\u901a\u5e38\u5927\u4e8e 10dB\uff09\uff0c\u5219 OSNR \u5c06\u4e0e BBS VOA \u7684\u503c\u6210\u6b63\u6bd4\uff0c\u4ece\u800c\u5927\u5927\u964d\u4f4e OSA \u6d4b\u91cf\u7684\u5fc5\u8981\u6027\u3002\u5982\u679c\u5c06\u8fd9\u4e2a VOA \u6539\u53d8 1dB\uff0c\u5219\u4f1a\u6539\u53d8 OSNR 1dB\u3002\u51cf\u5c11 OSA \u7684\u4f7f\u7528\u53ef\u4ee5\u7f29\u77ed\u6d4b\u8bd5\u5468\u671f\u5e76\u964d\u4f4e\u6210\u672c\u3002<\/p><p>\u521d\u59cb\u6d4b\u8bd5\u7cfb\u7edf\u8bbe\u8ba1\u5728\u5f00\u53d1 OSNR \u6d4b\u8bd5\u8303\u56f4\u548c\u53ef\u8fbe\u5230\u7684\u8f7d\u6ce2\u529f\u7387\u65f6\u5fc5\u987b\u8003\u8651\u4ee5\u4e0b\u56e0\u7d20\uff0c\u5982\u8868 3 \u6240\u793a\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u8003\u8651\u56e0\u7d20<\/strong><\/td><td><strong>\u8981\u6c42\/<\/strong><strong>\u5f71\u54cd<\/strong><\/td><\/tr><tr><td>\u6240\u9700\u7684\u63a5\u6536\u5668\u529f\u7387\u8303\u56f4<\/td><td>\u6d4b\u8bd5\u63a5\u6536\u5668\u7684\u76ee\u6807\u529f\u7387\u8303\u56f4\u3002\u53ef\u80fd\u60f3\u8981\u6dfb\u52a0\u4fdd\u62a4\u9891\u5e26\uff0c\u4ee5\u4f7f\u5c06\u6765\u7684\u635f\u4f24\u80fd\u591f\u5728\u4ee5\u540e\u6dfb\u52a0\u3002<\/td><\/tr><tr><td>\u6240\u9700\u7684\u63a5\u6536\u5668 OSNR \u8303\u56f4<\/td><td>\u5c06\u6d4b\u8bd5\u63a5\u6536\u5668\u7684\u76ee\u6807 OSNR \u8303\u56f4\u3002<\/td><\/tr><tr><td>\u521d\u59cb\u53d1\u5c04\u529f\u7387<\/td><td>\u8bbe\u7f6e\u7cfb\u7edf\u4e2d\u53ef\u7528\u529f\u7387\u7684\u8d77\u59cb\u70b9\u3002\u5bf9\u4e8e\u7406\u89e3\u73af\u56de\u8def\u5f84\u4e2d\u53ef\u4ee5\u5bb9\u7eb3\u54ea\u4e9b\u635f\u8017\u81f3\u5173\u91cd\u8981\u3002<\/td><\/tr><tr><td>\u521d\u59cb\u53d1\u5c04 OSNR<\/td><td>\u8868\u793a\u53ef\u4ee5\u8fbe\u5230\u7684\u6700\u5927 OSNR \u6570\u503c\u3002<\/td><\/tr><tr><td>\u73af\u56de\u8def\u5f84\u635f\u8017 \uff08\u9700\u8981\u65f6\u589e\u52a0\uff09<\/td><td>\u7531\u4ea7\u751f\u989d\u5916\u635f\u4f24\u6240\u9700\u7684\u4eea\u5668\u786e\u5b9a\u3002\u5149\u5b66\u8fde\u63a5\u5668\u662f\u4e00\u4e2a\u91cd\u8981\u56e0\u7d20\u3002\u8fde\u63a5\u5668\u7684\u68c0\u67e5\u662f\u5173\u952e\u3002<\/td><\/tr><tr><td>\u901a\u8fc7\u5bbd\u5e26\u8026\u5408\u5668\u6ce8\u5165\u566a\u58f0\u529f\u7387<\/td><td>\u53ef\u7528\u529f\u7387\u8bbe\u7f6e\u53ef\u4ee5\u8fbe\u5230\u7684\u6700\u4f4e OSNR \u6c34\u5e73\u3002BBS \u529f\u7387\u8d8a\u9ad8\uff0c\u73af\u56de\u8def\u5f84\u635f\u8017\u5c31\u53ef\u4ee5\u66f4\u4f4e\u3002<\/td><\/tr><tr><td>\u4ece\u653e\u5927\u5668\u6ce8\u5165\u7684\u989d\u5916\u566a\u58f0\uff08\u5982\u679c\u9700\u8981\uff09<\/td><td>\u5982\u679c\u9700\u8981\u653e\u5927\u5668\u6765\u8fbe\u5230\u63a5\u6536\u529f\u7387\uff0c\u5219\u5fc5\u987b\u5728 OSNR \u89c4\u5212\u9884\u7b97\u4e2d\u8003\u8651\u5176\u566a\u58f0\u7cfb\u6570 \uff08\u964d\u4f4e\u6700\u5927 OSNR\uff09\u3002<\/td><\/tr><\/tbody><\/table><figcaption>\u8868 3\uff1a\u4f18\u5316 OSNR \u635f\u4f24\u53d1\u751f\u5668\u65f6\u7684\u6d4b\u8bd5\u7cfb\u7edf\u8bbe\u8ba1\u8003\u8651\u56e0\u7d20<\/figcaption><\/figure><p>\u793a\u4f8b\u7ed3\u679c\u5982\u56fe 6 \u6240\u793a\u3002\u663e\u793a\u4e86\u7ebf\u6027\u548c\u975e\u7ebf\u6027\u533a\u57df\u3002\u5982\u679c\u6240\u9700\u7684 OSNR \u8303\u56f4\u51fa\u73b0\u5728\u975e\u7ebf\u6027\u533a\u57df\uff0c\u5219\u9700\u8981 OSA\uff0c\u56e0\u4e3a\u51c6\u786e\u7684 OSNR \u5c06\u5f3a\u70c8\u4f9d\u8d56\u4e8e\u521d\u59cb\u53d1\u5c04\u566a\u58f0\u7535\u5e73 \u2013 \u8fd9\u5c06\u56e0\u8bbe\u5907\u800c\u5f02\u3002<\/p><figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_06_1000.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"267\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_06_1000.jpg\" alt=\"\" class=\"wp-image-3943\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_06_1000.jpg 1000w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_06_1000-300x80.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_06_1000-768x205.jpg 768w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_06_1000-600x160.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_06_1000-64x17.jpg 64w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><figcaption>\u56fe 6\uff1a\u5de6\u56fe\u663e\u793a\u4e86\u4e24\u4e2a\u72ec\u7acb\u7684 VOA \u53ef\u4ee5\u8fbe\u5230\u7684\u5168\u90e8\u529f\u7387\u548c OSNR\u3002\u51fa\u73b0\u4e86\u4e09\u4e2a\u622a\u7136\u4e0d\u540c\u7684\u533a\u57df\u3002\u4e0d\u53ef\u7528\u3001\u975e\u7ebf\u6027\u548c\u7ebf\u6027\u3002\u5bf9\u4e8e\u7279\u5b9a\u7684\u6d4b\u8bd5\u8bbe\u7f6e\uff0c\u5fc5\u987b\u8003\u8651\u603b\u53d1\u5c04\u529f\u7387\u3001\u521d\u59cb OSNR \u548c\u6d4b\u8bd5\u7cfb\u7edf\u635f\u8017<\/figcaption><\/figure><p>\u5728\u5177\u5907\u4ea7\u751f OSNR \u548c\u72ec\u7acb\u63a7\u5236\u63a5\u6536\u5668\u529f\u7387\u7684\u57fa\u672c\u80fd\u529b\u7684\u57fa\u7840\u4e0a\uff0c\u4ee5\u4e0b\u5404\u8282\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u76f8\u5e72\u6a21\u5757\u6d4b\u8bd5\u6240\u9700\u7684\u4e24\u4e2a\u6700\u5e38\u89c1\u9644\u52a0\u5143\u4ef6\u7684\u8981\u6c42\u548c\u5f71\u54cd\u3002<\/p><h2 class=\"wp-block-heading\">\u9891\u8c31\u7ba1\u7406<\/h2><p>\u53ef\u8c03\u6ee4\u6ce2\u5668\u5728\u8bbe\u8ba1\u7528\u4e8e\u653e\u5927\u94fe\u8def\u7684\u76f8\u5e72\u6a21\u5757\u7684\u6d4b\u8bd5\u7cfb\u7edf\u4e2d\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u63a5\u6536\u5668\u524d\u7684\u6700\u540e\u4e00\u4e2a\u5143\u4ef6\u5fc5\u987b\u662f\u53ef\u8c03\u6ee4\u6ce2\u5668\uff08\u5982\u4e0b\u9762\u7684 TBF \u6240\u793a\uff09\u3002\u8fd9\u4e9b\u8bbe\u5907\u6a21\u62df\u7f51\u7edc\u4e2d\u51fa\u73b0\u7684 DWDM \u6ee4\u6ce2\u5668\uff0c\u5e76\u786e\u4fdd\u53ea\u6709\u5e26\u5185 OSNR \u5230\u8fbe\u63a5\u6536\u5668\u3002\u5f53\u5f15\u5165\u6ee4\u6ce2\u5668\u65f6\uff0c\u4f1a\u5f15\u5165\u989d\u5916\u7684\u73af\u56de\u63d2\u5165\u635f\u8017\u3002\u6839\u636e\u603b\u4f53\u635f\u8017\u9884\u7b97\uff0c\u53ef\u80fd\u9700\u8981\u989d\u5916\u653e\u5927\u3002\u5e94\u9009\u62e9\u4f4e\u566a\u58f0\u653e\u5927\u5668\u3002\u989d\u5916\u589e\u52a0\u7684\u653e\u5927\u5668\u566a\u58f0\u4f1a\u964d\u4f4e\u53ef\u5b9e\u73b0\u7684\u6700\u5927 OSNR\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_07.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"537\" height=\"319\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_07.jpg\" alt=\"\" class=\"wp-image-3926\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_07.jpg 537w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_07-300x178.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_07-64x38.jpg 64w\" sizes=\"(max-width: 537px) 100vw, 537px\" \/><\/a><figcaption>\u56fe 7\uff1a\u5728\u56fe 4 \u7684\u57fa\u7840\u4e0a\uff0c\u5728\u63a5\u6536\u5668\u4e4b\u524d\u6dfb\u52a0\u4e86\u4e00\u4e2a\u53ef\u8c03\u6ee4\u6ce2\u5668\u3002\u968f\u7740\u635f\u8017\u7684\u589e\u52a0\uff0c\u53ef\u80fd\u9700\u8981\u589e\u52a0\u989d\u5916\u7684\u589e\u76ca\/\u635f\u8017\u7ba1\u7406\uff0c\u4ee5\u786e\u4fdd\u80fd\u591f\u8fbe\u5230\u63a5\u6536\u5668\u6240\u9700\u7684\u4fe1\u53f7\u529f\u7387\u3002\u4e0b\u4e00\u4ee3\u53ef\u8c03\u6ee4\u6ce2\u5668\u662f\u5f3a\u5927\u7684\u6df7\u5408\u5668\u4ef6\uff0c\u53ef\u96c6\u6210\u8870\u51cf\u529f\u80fd<\/figcaption><\/figure><\/div><p>\u8003\u8651\u5230\u5f53\u4eca\u5149\u7f51\u7edc\u7684\u6ce2\u957f\u7075\u6d3b\u6027\uff0c\u5bf9\u4eea\u5668\u53ef\u8c03\u8c10\u6ee4\u5149\u5668\u7684\u8981\u6c42\u53d8\u5f97\u8d8a\u6765\u8d8a\u5177\u6709\u6311\u6218\u6027\u3002\u5b83\u5fc5\u987b\u6a21\u62df\u8bb8\u591a\u7f51\u7edc\u73af\u5883\uff0c\u5305\u62ec DWDM \u6ee4\u6ce2\u5668\u5f62\u72b6\u3001\u901a\u8fc7\u7684 ROADM \u8282\u70b9\u548c\u4fe1\u9053\u9519\u4f4d\u7684\u5f71\u54cd\u3002\u8fd9\u4e9b\u4f1a\u5f71\u54cd\u6ee4\u6ce2\u5668\u5f62\u72b6\u3001\u5e26\u5bbd\u548c\u635f\u8017\u3002\u8003\u8651\u5230\u6709\u9650\u7684\u5bb9\u5dee\u548c\u6709\u9650\u7684\u4fdd\u62a4\u9891\u5e26\uff0c\u6ee4\u6ce2\u5668\u7684\u5fae\u5c0f\u53d8\u5316\u90fd\u4f1a\u5f71\u54cd\u901a\u8fc7\u7684\u9891\u8c31\u5185\u5bb9\u3002\u8868 4 \u63cf\u8ff0\u4e86\u5173\u952e\u5c5e\u6027\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_08_650.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"300\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_08_650.jpg\" alt=\"\" class=\"wp-image-3929\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_08_650.jpg 650w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_08_650-300x138.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_08_650-600x277.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_08_650-64x30.jpg 64w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/a><figcaption>\u56fe 8\uff1aVIAVI mTFX \u662f\u4e00\u4e2a\u96c6\u6210\u4e86\u9891\u8c31\u7ba1\u7406\u5668\u3001\u5149\u5f00\u5173\u3001\u8870\u51cf\u5668\u548c\u529f\u7387\u8ba1\u7684\u529f\u80fd\u5f3a\u5927\u7684\u96c6\u6210\u6a21\u5757\u3002\u5b83\u4eec\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u9891\u8c31\u548c\u4fe1\u53f7\u7ba1\u7406\u5de5\u5177\uff0c\u7528\u4e8e\u6d4b\u8bd5 DWDM \u5236\u9020\u5e94\u7528\u4e2d\u7684 OSNR<\/figcaption><\/figure><\/div><p>\u53ef\u8c03\u6ee4\u6ce2\u5668\u6280\u672f\u7684\u8fdb\u6b65\u5e26\u6765\u4e86\u65b0\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u7b80\u5316\u6d4b\u8bd5\u7cfb\u7edf\u96c6\u6210\u3002VIAVI mTFX \u53ef\u8c03\u6ee4\u6ce2\u5668\u662f\u4e00\u6b3e\u5f3a\u5927\u7684\u6df7\u5408\u5668\u4ef6\uff0c\u96c6\u6210\u4e86\u5149\u5f00\u5173\u3001\u8870\u51cf\u548c\u529f\u7387\u8ba1\u529f\u80fd\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u5c5e\u6027<\/strong><\/td><td><strong>\u8981\u6c42<\/strong><\/td><td><strong>\u8981\u6a21\u62df\u7684\u7f51\u7edc\u5c5e\u6027<\/strong><\/td><\/tr><tr><td>\u4e2d\u5fc3\u6ce2\u957f<\/td><td>\u4e9a GHz \u8c03\u8c10<\/td><td>\u7075\u6d3b\u9891\u8c31\u7684\u5b9e\u73b0\u4e0d\u592a\u53ef\u80fd\u9075\u5faa\u4f20\u7edf\u7684 50GHz \u7f51\u683c\u3002<\/td><\/tr><tr><td>\u5e26\u5bbd<\/td><td>\u4e9a GHz \u8c03\u8c10<\/td><td>\u5e26\u5bbd\u5c06\u6839\u636e\u9891\u8c31\u5bbd\u5ea6\u8fdb\u884c\u8c03\u6574\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u63d0\u9ad8\u9891\u8c31\u6548\u7387\u3002ROADM \u7f51\u7edc\u4e2d\u4f7f\u7528\u7684\u6a21\u5757\u5c06\u5177\u6709\u8f83\u5c0f\u7684\u6709\u6548\u5e26\u5bbd\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u901a\u8fc7\u7684\u8282\u70b9\u6570\u91cf\u3002<\/td><\/tr><tr><td>\u901a\u5e26\u5f62\u72b6<\/td><td>\u65b9\u5f62\u6216\u9ad8\u65af\u5f62<\/td><td>\u5728\u7f51\u7edc\u4e2d\u53ef\u4ee5\u627e\u5230\u4e00\u7cfb\u5217\u6ee4\u6ce2\u5668\u5f62\u72b6\u3002ROADM \u7f51\u7edc\u4e2d\u4f7f\u7528\u7684\u6a21\u5757\u5728\u7ecf\u8fc7\u51e0\u4e2a\u8282\u70b9\u540e\u4f1a\u8d8b\u5411\u4e8e\u9ad8\u65af\u5f62\u72b6\u3002<\/td><\/tr><tr><td>\u8c03\u8c10<\/td><td>\u9009\u62e9\u6027\u4fee\u6539\u9891\u8c31\u7684\u80fd\u529b<\/td><td>\u5728\u591a\u6ce2\u957f\u573a\u666f\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5728\u4e0d\u5f71\u54cd\u53e6\u4e00\u90e8\u5206\u7684\u60c5\u51b5\u4e0b\u8c03\u8c10\u9891\u8c31\u7684\u4e00\u90e8\u5206\u3002<\/td><\/tr><\/tbody><\/table><figcaption>\u8868 4\uff1a\u76f8\u5e72\u6a21\u5757\u6d4b\u8bd5\u6240\u9700\u7684\u53ef\u8c03\u6ee4\u6ce2\u5668\u7684\u5173\u952e\u5c5e\u6027<\/figcaption><\/figure><p>\u4e3a\u4e86\u63d0\u9ad8\u9891\u8c31\u6548\u7387\uff0cDWDM \u6ee4\u6ce2\u5668\u4fe1\u9053\u5185\u90e8\u51e0\u4e4e\u6ca1\u6709\u7a7a\u95f4\u5355\u72ec\u6d4b\u91cf\u566a\u58f0\u3002\u8c03\u5236\u540e\u7684\u8f7d\u6ce2\u5b8c\u5168\u586b\u6ee1\u4e86\u4fe1\u9053\uff0c\u5e76\u5c4f\u853d\u4e86\u9891\u8c31\u5206\u6790\u4eea\u7684\u566a\u58f0\u6c34\u5e73\u3002\u51fa\u73b0\u4e86\u51e0\u4e2a\u6311\u6218\uff0c\u4f46\u4ece\u6839\u672c\u4e0a\u8bf4\uff0c\u5b83\u4eec\u90fd\u5f52\u7ed3\u4e3a\u5bfb\u627e\u548c\u6d4b\u91cf\u566a\u58f0\u6c34\u5e73\u3002<\/p><p>\u5728\u5168\u5bc6\u96c6\u6ce2\u5206\u590d\u7528 (DWDM) \u7cfb\u7edf\u4e2d\uff0cVIAVI \u7387\u5148\u63a8\u51fa\u4e86\u975e\u4fb5\u5165\u5f0f\u9891\u8c31\u76f8\u5173\u65b9\u6cd5 (SCorM)\uff0c\u8fd9\u662f\u4e00\u79cd\u4f7f\u7528\u9891\u8c31\u76f8\u5173\u5206\u6790\u548c\u8d85\u9ad8\u7cbe\u5ea6\u76f8\u5e72 OSA \u7684\u6d4b\u91cf\u65b9\u6cd5\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u9700\u8981\u5e72\u9884\u6216\u64cd\u7eb5\u4fe1\u53f7\uff0c\u56e0\u6b64\u975e\u5e38\u9002\u5408\u6709\u5b9e\u65f6\u6d41\u91cf\u7684\u7f51\u7edc\u6d4b\u8bd5\u3002 \u5bf9\u4e8e\u5236\u9020\u5e94\u7528\uff0c\u53ef\u4ee5\u5229\u7528\u53ef\u8c03\u5e26\u5bbd\u529f\u80fd\u6682\u65f6\u6539\u53d8\u6ee4\u6ce2\u5668\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ea\u9700\u8fdc\u79bb\u8f7d\u6ce2\u5c31\u53ef\u4ee5\u627e\u5230\u672c\u5e95\u566a\u58f0\uff08\u5728\u66f4\u5bbd\u7684\u4fe1\u9053\u4e2d\uff09\u3002\u8fd9\u4f7f\u5f97\u66f4\u4f20\u7edf\u7684 OSNR \u6d4b\u91cf\u6210\u4e3a\u53ef\u80fd\u3002\u4e00\u65e6 OSNR \u9a8c\u8bc1\u5b8c\u6210\uff0c\u6ee4\u6ce2\u5668\u5c31\u53ef\u4ee5\u6062\u590d\u4e3a\u6307\u5b9a\u7684\u5f62\u72b6\uff0c\u5e76\u4e14\u53ef\u4ee5\u7ee7\u7eed\u8fdb\u884c\u5408\u89c4\u6027\u6d4b\u8bd5\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_09_600.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"394\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_09_600.jpg\" alt=\"\" class=\"wp-image-3930\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_09_600.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_09_600-300x197.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_09_600-64x42.jpg 64w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption>\u56fe 9\uff1a\u6df1\u84dd\u8272\u66f2\u7ebf\u663e\u793a\u7684\u9891\u8c31\u5b8c\u5168\u586b\u6ee1\u4e86 100 GHz \u4fe1\u9053\uff0c\u4f7f\u5f97 OSNR \u5916\u63a8\u53d8\u5f97\u4e0d\u53ef\u80fd\u3002\u7eff\u8272\u548c\u7c89\u8272\u66f2\u7ebf\u663e\u793a\u4e86\u6ee4\u6ce2\u5668\u6253\u5f00\u5230 150GHz \u65f6\u7684\u9891\u8c31\u3002\u4f7f\u7528\u66f4\u5bbd\u7684\u6ee4\u6ce2\u5668\uff0c\u201c\u80a9\u90e8\u201d\u7279\u5f81\u6e05\u6670\u53ef\u89c1\uff0c\u5e76\u4e14\u53ef\u4ee5\u6d4b\u91cf\u5de6\u53f3\u566a\u58f0\u503c\u3002\u4e00\u65e6\u6d4b\u91cf\u5230 OSNR\uff0c\u6ee4\u6ce2\u5668\u5c31\u53ef\u4ee5\u6062\u590d\u5230\u539f\u6765\u7684 100GHz \u5e26\u5bbd<\/figcaption><\/figure><\/div><p>\u6709\u4e86\u5bf9 OSNR \u8fdb\u884c\u7f16\u7a0b\u548c\u9891\u8c31\u7ba1\u7406\u7684\u80fd\u529b\uff0c\u6838\u5fc3\u73af\u56de\u6d4b\u8bd5\u7cfb\u7edf\u5c31\u5230\u4f4d\u4e86\u3002<\/p><h2 class=\"wp-block-heading\">\u504f\u632f\u52a0\u6270\u4e0e\u63a7\u5236<\/h2><p>\u4f5c\u4e3a\u4e00\u79cd\u5c06\u6570\u636e\u901f\u7387\u52a0\u500d\u7684\u65b9\u6cd5\uff0c\u76f8\u5e72\u53d1\u5c04\u5668\u4ee5\u6b63\u4ea4\u504f\u632f\u6001\u590d\u7528\u76f8\u540c\u6ce2\u957f\u7684\u4e24\u4e2a\u4fe1\u53f7\u3002\u5728\u63a5\u6536\u5668\u80fd\u591f\u5e94\u7528\u6570\u5b57\u8865\u507f\u7b97\u6cd5\u4e4b\u524d\uff0c\u5b83\u5fc5\u987b\u5bf9\u4fe1\u53f7\u8fdb\u884c\u89e3\u590d\u7528\u3002\u7136\u800c\uff0c\u7531\u4e8e\u5355\u6a21\u5149\u7ea4\u4e2d\u5b58\u5728\u5c11\u91cf\u6b8b\u4f59\u53cc\u6298\u5c04<sup>1<\/sup>\uff0c\u504f\u632f\u6001\u5c06\u4e0d\u65ad\u53d8\u5316\u3002\u94fe\u8def\u4e2d\u5149\u7ea4\u7684\u53cc\u6298\u5c04\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u968f\u7740\u5b83\u7684\u53d8\u5316\uff0c\u63a5\u6536\u5668\u7684\u504f\u632f\u6001 (SOP) \u4e5f\u968f\u4e4b\u53d8\u5316\u3002\u76f8\u5e72\u63a5\u6536\u5668\u5fc5\u987b\u80fd\u591f\u5b9e\u65f6\u5904\u7406\u8fd9\u79cd\u60c5\u51b5\u3002<\/p><figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_10_1000.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"469\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_10_1000.jpg\" alt=\"\" class=\"wp-image-3945\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_10_1000.jpg 1000w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_10_1000-300x141.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_10_1000-768x360.jpg 768w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_10_1000-600x281.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_10_1000-64x30.jpg 64w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><figcaption>\u56fe 10\uff1a\u5177\u6709\u745e\u5229\u5206\u5e03\u7684\u504f\u632f\u52a0\u6270\u3002\u5bf9\u4e8e\u5df2\u5b9a\u4e49\u7684\u89c2\u6d4b\u7a97\u53e3\uff0c\u5728\u90a6\u52a0\u7403\u4f53\u4e0a\u7684\u66f2\u7ebf\u5706\u5f27\u5c06\u9075\u5faa\u5de6\u4fa7\u6240\u793a\u7684\u5206\u5e03\u3002\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\uff0c\u6574\u4e2a\u7403\u4f53\u5c06\u88ab\u8986\u76d6<\/figcaption><\/figure><p>\u504f\u632f\u52a0\u6270\u662f\u4e00\u79cd\u72ec\u7279\u7684\u635f\u4f24\u8fc7\u7a0b\u3002\u4e0e\u5927\u591a\u6570\u5176\u4ed6\u5de5\u5177\u4e0d\u540c\u7684\u662f\uff0c\u8be5\u5de5\u5177\u5fc5\u987b\u6a21\u62df\u4e00\u4e2a\u4f9d\u8d56\u4e8e\u65f6\u95f4\u7684\u8fc7\u7a0b\u53ca\u5176\u7edf\u8ba1\u6027\u8d28\u3002\u7406\u89e3\u9a71\u52a8\u4eea\u5668\u8bd5\u56fe\u6a21\u62df\u7684\u884c\u4e3a\u7684\u7269\u7406\u8fc7\u7a0b\u81f3\u5173\u91cd\u8981\u3002\u53cc\u6298\u5c04\u6709\u591a\u79cd\u53d8\u5316\u65b9\u5f0f\u3002\u6839\u636e\u5b83\u4eec\u7684\u53d8\u5316\u7387\uff0c\u53ef\u4ee5\u628a\u5b83\u4eec\u5206\u6210\u51e0\u7c7b\u3002\u6709\u4e00\u4e9b\u7f13\u6162\u7684\u53d8\u5316\uff0c\u6bd4\u5982\u6e29\u5ea6\uff0c\u4f1a\u5bfc\u81f4\u81a8\u80c0\u548c\u6536\u7f29\u3002\u8fd9\u4e9b\u53d8\u5316\u4f1a\u5728\u5206\u79d2\u4e4b\u95f4\u53d1\u751f\u3002\u7531\u4e8e\u5fae\u5c0f\u7684\u632f\u52a8\uff0c\u4e5f\u53ef\u80fd\u4f1a\u6709\u66f4\u5feb\u7684\u53d8\u5316\u3002\u8fd9\u4e9b\u632f\u52a8\u4f1a\u5bfc\u81f4\u5149\u7ea4\u4e0a\u7684\u5e94\u529b\u548c\u5e94\u53d8\u53d1\u751f\u53d8\u5316\uff08\u4f8b\u5982\uff0c\u67b6\u7a7a\u7535\u7f06\u5728\u98ce\u4e2d\u6447\u6446\u6216\u5361\u8f66\u7ecf\u8fc7\u65f6\u7684\u632f\u52a8\uff09\u3002\u8fd9\u4e9b\u60c5\u51b5\u53ef\u80fd\u53d1\u751f\u5728 Hz \u6216 kHz \u7684\u9891\u7387\u4e0a\u3002\u6700\u540e\uff0c\u7531\u4e8e\u975e\u7ebf\u6027\u7535\u5149\u4e8b\u4ef6\uff0c\u5982\u96f7\u51fb\uff0c\u4f1a\u51fa\u73b0\u7f55\u89c1\u4f46\u975e\u5e38\u5feb\u901f\u7684\u53d8\u5316\uff0c\u8fd9\u4e9b\u5e72\u6270\u53ef\u80fd\u53d1\u751f\u5f97\u975e\u5e38\u5feb\uff08\u5728 MHz \u8303\u56f4\u5185\uff09\u3002<\/p><p>\u867d\u7136 SOP \u7684\u53d8\u5316\u901a\u5e38\u88ab\u63cf\u8ff0\u4e3a\u7b80\u5355\u7684\u901f\u7387\uff08krad\/\u79d2\u6216 mrad\/\u79d2\uff09\uff0c\u4f46\u8fd9\u5e76\u4e0d\u80fd\u5b8c\u5168\u63cf\u8ff0\u60c5\u51b5\uff0c\u56e0\u4e3a\u5149\u7ea4\u4e2d\u7684\u8fd9\u4e9b\u5fae\u5c0f\u7684\u7269\u7406\u53d8\u5316\u7d2f\u79ef\u5728\u6570\u767e\u751a\u81f3\u6570\u5343\u5343\u7c73\u7684\u8303\u56f4\u5185\u3002 \u7528\u7edf\u8ba1\u7684\u65b9\u6cd5\u6765\u8003\u8651\u4fe1\u53f7 SOP \u7684\u6f14\u5316\u66f4\u6709\u5e2e\u52a9\u3002\u8fd9\u79cd\u590d\u6742\u6027\u53ef\u4ee5\u7528\u4e24\u79cd\u65b9\u5f0f\u4e2d\u7684\u4e00\u79cd\u6765\u63cf\u8ff0\uff1a\u4e00\u79cd\u662f\u7eaf\u968f\u673a\u5206\u5e03\uff0c\u5176\u4e2d\u77ac\u65f6 SOP \u80fd\u591f\u4ee5\u76f8\u7b49\u7684\u6982\u7387\u6539\u53d8\u4e3a\u4efb\u4f55\u5176\u4ed6 SOP\uff1b\u53e6\u4e00\u79cd\u662f\u6700\u597d\u5730\u7528\u745e\u5229\u6982\u7387\u5bc6\u5ea6\u51fd\u6570\u6765\u63cf\u8ff0\u7684\u5206\u5e03\u3002\u5bf9\u4e8e\u745e\u5229\u5206\u5e03\uff0cSOP \u53d8\u5316\u8f83\u5c0f\u7684\u53ef\u80fd\u6027\u8f83\u9ad8\uff0c\u7136\u540e\u66f4\u5076\u5c14\u5730\u4f1a\u51fa\u73b0\u8f83\u5927\u7684\u72b6\u6001\u53d8\u5316\u3002\u5728\u8fd9\u4e24\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u89c2\u5bdf\u8db3\u591f\u957f\u7684\u65f6\u95f4\uff0c\u6240\u6709\u72b6\u6001\u6700\u7ec8\u90fd\u4f1a\u88ab\u8986\u76d6\u3002\u5141\u8bb8\u8bbe\u8ba1\u8005\u5728\u8fd9\u4e24\u79cd\u60c5\u51b5\u4e0b\u9a8c\u8bc1\u6027\u80fd\u7684\u6d4b\u8bd5\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\u3002<\/p><p><sup>1<\/sup> \u53cc\u6298\u5c04\u662f\u7531\u4e8e\u5149\u4f20\u64ad\u901a\u8fc7\u7684\u6750\u6599\u7684\u504f\u632f\u72b6\u6001\u548c\u53d6\u5411\u800c\u5bfc\u81f4\u7684\u6298\u5c04\u7387\u5dee\u5f02\u3002<\/p><p>\u65e0\u8bba\u9009\u62e9\u4f55\u79cd\u7edf\u8ba1\u6570\u636e\uff0cDSP \u6a21\u5757\u90fd\u5fc5\u987b\u5904\u7406\u52a8\u6001\u73af\u5883\u3002\u9996\u5148\uff0c\u5bf9\u8fd9\u4e9b\u5feb\u901f\u53d8\u5316\u7684\u504f\u632f\u4fe1\u53f7\u8fdb\u884c\u89e3\u590d\u7528\uff0c\u7136\u540e\u5bf9\u591a\u79cd\u7c7b\u578b\u7684\u8272\u6563\u8fdb\u884c\u8865\u507f\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_11.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"363\" height=\"308\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_11.jpg\" alt=\"\" class=\"wp-image-3932\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_11.jpg 363w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_11-300x255.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_11-64x54.jpg 64w\" sizes=\"(max-width: 363px) 100vw, 363px\" \/><\/a><figcaption>\u56fe 11\uff1aMAP-300 mPCX-C1 \u6a21\u5757\u7528\u4e8e\u6a21\u62df\u5149\u7ea4\u4e2d SOP \u53d8\u5316\u7684\u53d8\u5316\u3002\u7b80\u5355\u7684\u7528\u6237\u754c\u9762\u5141\u8bb8\u5de5\u7a0b\u5e08\u5feb\u901f\u3001\u7b80\u5355\u5730\u4fee\u6539\u504f\u632f\u53d8\u5316\u7684\u7edf\u8ba1\u6027\u8d28\uff0c\u4e0d\u4ec5\u5305\u62ec\u5cf0\u503c\u901f\u5ea6\uff0c\u8fd8\u5305\u62ec\u7edf\u8ba1\u5206\u5e03\u548c\u72b6\u6001\u8986\u76d6<\/figcaption><\/figure><\/div><p>\u9664\u4e86\u7eaf\u52a0\u6270\uff0c\u5177\u4f53\u7684\u538b\u529b\u6d4b\u8bd5\u4e5f\u662f\u53ef\u4ee5\u60f3\u8c61\u7684\u3002\u4e00\u4e2a\u4f8b\u5b50\u662f\u5c06\u504f\u632f\u6001\u64cd\u7eb5\u6210\u201c\u4fb5\u7565\u6027\u201d\u72b6\u6001\uff0c\u8fd9\u53ef\u80fd\u610f\u5473\u7740\u4e00\u7ec4\u5149\u7535\u63a2\u6d4b\u5668\u7684\u5149\u529f\u7387\u5f88\u9ad8\uff0c\u800c\u53e6\u4e00\u7ec4\u7684\u5149\u529f\u7387\u975e\u5e38\u4f4e\u3002\u8fd9\u5c06\u6d4b\u8bd5\u6a21\u5757\u7684\u52a8\u6001\u8303\u56f4\uff0c\u5305\u62ec\u5149\u5b50\u5b66\u3001AGC \u548c DSP \u63a7\u5236\u56de\u8def\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_12.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"609\" height=\"380\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_12.jpg\" alt=\"\" class=\"wp-image-3933\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_12.jpg 609w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_12-300x187.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_12-600x374.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_12-64x40.jpg 64w\" sizes=\"(max-width: 609px) 100vw, 609px\" \/><\/a><figcaption>\u56fe 12\uff1a\u56fe 4 \u7684\u57fa\u672c\u56de\u73af\u56fe\u7ecf\u8fc7\u4fee\u6539\uff0c\u901a\u8fc7\u4f7f\u7528 2&#215;2 \u5149\u5f00\u5173\uff0c \u5728\u8def\u5f84\u4e2d\u5305\u62ec\u4e86\u4e00\u4e2a\u53ef\u9009\u7684\u504f\u632f\u52a0\u6270\u5668 (PCX)<\/figcaption><\/figure><\/div><p>\u7136\u540e\uff0c\u53ef\u4ee5\u5c06 MAP \u7cfb\u7edf\u8bbe\u7f6e\u4e3a\u5728\u201c\u538b\u529b\u72b6\u6001\u201d\u4e4b\u95f4\u5feb\u901f\u8df3\u8f6c\uff0c\u5e76\u5728\u4e0d\u540c\u7684\u7edf\u8ba1\u5206\u5e03\u4e0b\u9a8c\u8bc1\u76f8\u5e72\u6a21\u5757\u7684\u7a33\u5b9a\u6027\u3002\u4eea\u5668\u504f\u632f\u63a7\u5236\u5668\u5fc5\u987b\u80fd\u591f\u7b80\u5355\u3001\u5feb\u901f\u5730\u5728\u8fd9\u4e9b\u6a21\u5f0f\u4e4b\u95f4\u5207\u6362\u3002\u6700\u540e\u4e00\u4e2a\u4f7f\u7528\u6848\u4f8b\u6d89\u53ca\u5f15\u5165\u5bf9 SOP \u77e2\u91cf\u5bf9\u9f50\u5177\u6709\u504f\u632f\u654f\u611f\u6027\u7684\u7cfb\u7edf\u635f\u4f24\u3002DGD \u548c PDL \u5c31\u662f\u8fd9\u79cd\u635f\u4f24\u7684\u4f8b\u5b50\u3002\u51e0\u4e4e\u5728\u6240\u6709\u60c5\u51b5\u4e0b\uff0c\u504f\u632f\u52a0\u6270\u5668\u90fd\u5c06\u4e0e\u5404\u79cd\u5143\u4ef6\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u786e\u4fdd\u5b83\u4eec\u5b58\u5728\u7684\u5f71\u54cd\u4e5f\u4f1a\u968f\u7740\u65f6\u95f4\u7684\u53d8\u5316\u548c\u7531\u504f\u632f\u63a7\u5236\u5668\u63a7\u5236\u7684\u7edf\u8ba1\u6743\u91cd\u800c\u53d7\u5230\u5f71\u54cd\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_13.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"609\" height=\"380\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_13.jpg\" alt=\"\" class=\"wp-image-3934\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_13.jpg 609w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_13-300x187.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_13-600x374.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_13-64x40.jpg 64w\" sizes=\"(max-width: 609px) 100vw, 609px\" \/><\/a><figcaption>\u56fe 13\uff1aPCX \u4e0e DGD \u5143\u4ef6\u914d\u5408\u4f7f\u7528\u3002\u7531 DGD \u5143\u4ef6\u5f15\u8d77\u7684\u5ef6\u8fdf\u5c06\u6839\u636e\u5176\u8f93\u5165\u7aef\u7684 SOP \u800c\u53d8\u5316\u3002PCX \u5c06\u786e\u4fdd\u6b63\u786e\u6a21\u62df\u8fd9\u4e9b\u7c7b\u578b\u7684\u5ef6\u8fdf\u7684\u65f6\u53d8\u7279\u6027<\/figcaption><\/figure><\/div><p>\u6d4b\u8bd5\u5de5\u7a0b\u5e08\u80fd\u591f\u63a7\u5236 OSNR\u3001\u6574\u5f62\u9891\u8c31\u5e76\u5728\u7edf\u8ba1\u4e0a\u6539\u53d8\u504f\u632f\u72b6\u6001\uff0c\u56e0\u6b64\u62e5\u6709\u6267\u884c OIF \u548c IEEE \u6807\u51c6\u5b9a\u4e49\u7684\u9a8c\u8bc1\u6d4b\u8bd5\u6240\u9700\u7684\u6838\u5fc3\u8981\u7d20\u3002\u8fd8\u6709\u5176\u4ed6\u6d89\u53ca CD\u3001DGD \u548c PDL \u4eff\u771f\u7684\u6d4b\u8bd5\u7528\u4f8b\uff0c\u4f46\u662f\u8fd9\u4e9b\u7528\u4f8b\u90fd\u5c06\u4f7f\u7528\u8fd9\u4e09\u4e2a\u5173\u952e\u6784\u5efa\u5757\u3002\u6700\u540e\u4e00\u4e2a\u8003\u8651\u4e8b\u9879\u662f\u51c6\u5907\u597d\u8fd9\u4e9b\u7c7b\u578b\u7684\u6d4b\u8bd5\u7cfb\u7edf\uff0c\u4ee5\u4fbf\u5728\u5236\u9020\u4e2d\u90e8\u7f72\u3002<\/p><h1 class=\"wp-block-heading\">\u5149\u4ea4\u6362\u548c\u8f6c\u5411\u5236\u9020<\/h1><p>\u968f\u7740\u8bbe\u8ba1\u4ece\u9a8c\u8bc1\u8fdb\u5165\u5168\u9762\u751f\u4ea7\uff0c\u5c06\u9700\u8981\u8bb8\u591a\u76f8\u540c\u7684\u6d4b\u8bd5\u3002\u6d4b\u8bd5\u70b9\u7684\u6570\u91cf\u51cf\u5c11\u4e86\uff0c\u6d4b\u8bd5\u8986\u76d6\u7387\u5c06\u5f97\u5230\u4f18\u5316\u4ee5\u8282\u7701\u65f6\u95f4\u3002 \u5373\u4f7f\u4e0d\u662f\u5168\u90e8\uff0c\u4e5f\u4ecd\u7136\u9700\u8981\u8bb8\u591a\u4eff\u771f\u6784\u5efa\u5757\u3002\u4e00\u4e2a\u65b0\u7684\u5173\u952e\u5143\u4ef6\u662f\u5728\u5149\u5f00\u5173\u4e4b\u524d\u7684\u5149\u5f00\u5173\uff0c\u4ee5\u542f\u7528\u591a\u4e2a UUT\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_14.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"318\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_14.jpg\" alt=\"\" class=\"wp-image-3935\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_14.jpg 520w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_14-300x183.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_14-64x39.jpg 64w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><\/a><figcaption>\u56fe 14\uff1a\u5f15\u5165\u4f4e\u635f\u8017\u5149\u5f00\u5173 (OSW) \u662f\u5c06\u8bbe\u8ba1\u7528\u4e8e\u8bbe\u8ba1\u9a8c\u8bc1\u7684\u6d4b\u8bd5\u7cfb\u7edf\u8fc1\u79fb\u5230\u5236\u9020\u7684\u7b2c\u4e00\u4e2a\u7b80\u5355\u6b65\u9aa4<\/figcaption><\/figure><\/div><p>\u56fe 14 \u4e2d\u7684\u793a\u4f8b\u663e\u793a\u4e86\u7528\u4e8e\u901a\u8fc7\u6d4b\u8bd5\u7cfb\u7edf\u63a7\u5236\u591a\u4e2a UUT \u6392\u5e8f\u7684\u5149\u5f00\u5173\u3002\u5728\u6d4b\u8bd5\u4e00\u4e2a UUT \u7684\u540c\u65f6\uff0c\u5176\u4ed6\u5355\u5143\u8fdb\u884c\u6d4b\u8bd5\u51c6\u5907\uff08\u4f8b\u5982\uff0c\u6e29\u5ea6\u7a33\u5b9a\uff09\uff0c\u6216\u8005\u4ece\u6d4b\u8bd5\u5939\u5177\u4e2d\u88c5\u5378\u3002\u56fe 15 \u663e\u793a\u4e86\u53ef\u80fd\u7684\u6d4b\u8bd5\u5e8f\u5217\uff0c\u5e76\u6bd4\u8f83\u4e86\u5e26\u548c\u4e0d\u5e26\u5149\u5f00\u5173\u7684\u7cfb\u7edf\u7684\u5468\u671f\u65f6\u95f4\u3002\u5728\u7ed9\u5b9a\u6d4b\u8bd5\u65f6\u5e8f\u5047\u8bbe\u7684\u60c5\u51b5\u4e0b\uff0c\u8be5\u793a\u4f8b\u663e\u793a\u5468\u671f\u65f6\u95f4\u7f29\u77ed\u4e86 21.3%\u3002<\/p><p>\u4e0d\u5e26\u5149\u5f00\u5173\u7684\u7cfb\u7edf\u7684\u6d4b\u8bd5\u65f6\u5e8f<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_15.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"86\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_15.jpg\" alt=\"\" class=\"wp-image-3936\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_15.jpg 700w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_15-300x37.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_15-600x74.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_15-64x8.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><\/figure><\/div><p>\u5e26\u5149\u5f00\u5173\u7684\u7cfb\u7edf\u7684\u6d4b\u8bd5\u65f6\u5e8f<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_16.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"207\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/05\/map_16.jpg\" alt=\"\" class=\"wp-image-3937\" srcset=\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_16.jpg 700w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_16-300x89.jpg 300w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_16-600x177.jpg 600w, http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/05\/map_16-64x19.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption>\u56fe 15\uff1a\u5728\u6d4b\u8bd5\u5e8f\u5217 (a) \u4e2d\uff0c\u5728\u6ca1\u6709\u5149\u5f00\u5173\u6d4b\u8bd5\u7cfb\u7edf\u4e2d\u6309\u987a\u5e8f\u6d4b\u8bd5\u4e24\u4e2a UUT\u3002\u5728\u4e0b\u9762\u7684\u5e8f\u5217 (b) \u4e2d\uff0c\u5f00\u5173\u7528\u4e8e\u5728\u5b8c\u6210\u524d\u4e00\u4e2a\u8bbe\u5907\u540e\u7acb\u5373\u5faa\u73af\u5230\u4e0b\u4e00\u4e2a UUT\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6d88\u9664\u4e86\u7531\u4e8e\u7a33\u5b9a\u5316\u548c\u5904\u7406\u9020\u6210\u7684\u6240\u6709\u5ef6\u8fdf\u3002\u8fd9\u4e00\u7b80\u5355\u7684\u6d4b\u8bd5\u6539\u8fdb\u5c06\u5468\u671f\u65f6\u95f4\u7f29\u77ed\u4e86 21%<\/figcaption><\/figure><\/div><p>\u672c\u4f8b\u4e2d\u4f7f\u7528\u7684\u5f00\u5173\u5177\u6709\u51e0\u4e2a\u5173\u952e\u7279\u5f81\uff0c\u4f7f\u5176\u975e\u5e38\u9002\u5408\u6b64\u5e94\u7528\u3002\u5b83\u672c\u8eab\u662f\u4e00\u4e2a\u53cc\u5de5\u5f00\u5173\u3002\u901a\u8fc7\u4e00\u4e2a\u5f00\u5173\uff0c\u53d1\u5c04\u548c\u63a5\u6536\u7aef\u53e3\u53ef\u4ee5\u4e00\u8d77\u79fb\u52a8\u3002\u6b64\u5f00\u5173\u6613\u4e8e\u81ea\u52a8\u5316\uff0c\u4ec5\u5360\u7528 MAP-300 \u4e2d\u7684\u4e00\u4e2a\u989d\u5916\u63d2\u69fd\u3002\u5b83\u7684\u635f\u8017\u4e5f\u975e\u5e38\u4f4e (&lt;0.8 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