{"id":3578,"date":"2025-11-28T00:00:00","date_gmt":"2025-11-28T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-is-physical-medium-dependent-pmd\/"},"modified":"2026-06-22T04:35:06","modified_gmt":"2026-06-22T04:35:06","slug":"what-is-physical-medium-dependent-pmd","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-physical-medium-dependent-pmd","title":{"rendered":"\u0663. \u062f\u0644\u064a\u0644 \u0639\u0645\u0644\u064a \u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PMD) \u0644\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0628\u0635\u0631\u064a\u0629"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe.webp\" alt=\"PMD (Physical Medium Dependent)\" class=\"wp-image-3574\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0cd5f86bb90c45a09b502f640fbf4abe-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>50 GbE \u0648 100 GbE \u0648 200 GbE<\/strong> \u0661.\u200f \u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639 \u0647\u064a \u0648\u0627\u062d\u062f\u0629 \u0645\u0646 \u0623\u0647\u0645 \u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0644\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a\u060c \u0648\u0645\u0639 \u0630\u0644\u0643 \u0641\u0647\u064a \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u064f\u0633\u0627\u0621 \u0641\u0647\u0645\u0647\u0627. \u0648\u062a\u064f\u0639\u0631\u0650\u0651\u0641 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0643\u064a\u0641\u064a\u0629 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0628\u062a\u0627\u062a \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644\u0647\u0627 \u0641\u0639\u0644\u064a\u064b\u0651\u0627 \u0639\u0628\u0631 \u0648\u0633\u064a\u0637 \u0645\u0639\u064a\u064e\u0651\u0646 \u2014 \u0645\u062b\u0644 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u0623\u0648 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0648\u0636\u0639 \u0623\u0648 \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0645\u0648\u0635\u064e\u0651\u0644 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0623\u0648 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662.\u200f \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0635\u0645\u0650\u0651\u0645\u064a \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0648\u0645\u064f\u0647\u0646\u062f\u0633\u064a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0641\u0631\u0642 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a\u060c \u0641\u0625\u0646 \u0641\u0647\u0645 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0623\u0645\u0631\u064c \u062c\u0648\u0647\u0631\u064a\u064c\u0651 \u0644\u0623\u0646 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u062a\u0624\u062b\u0650\u0651\u0631 \u062a\u0623\u062b\u064a\u0631\u064b\u0627 \u0645\u0628\u0627\u0634\u0631\u064b\u0627 \u0639\u0644\u0649 <strong>\u0661\u0664. \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0628\u064a\u0646\u064a<\/strong>, <strong>\u0661\u0667. \u0627\u0644\u0645\u062f\u0649<\/strong>, <strong>\u0661\u0666. \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/strong>, \u0662\u0669.\u200f \u060c \u0648 <strong>\u0663.\u200f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a (transceivers)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0664.\u200f \u064a\u0642\u062f\u0650\u0651\u0645 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0634\u0631\u062d\u064b\u0627 \u0627\u062d\u062a\u0631\u0627\u0641\u064a\u064b\u0651\u0627 \u0645\u062a\u0648\u0627\u0641\u0642\u064b\u0627 \u0645\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD)\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u062a\u0642\u064a\u064a\u0645\u0647\u0627 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0662. \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/a> \u0665.\u200f \u0648\u062d\u062f\u0627\u062a \u0645\u062b\u0644 SFP \u0648SFP+ \u0648QSFP.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0666.\u200f \u27a1\ufe0f \u0645\u0627 \u0647\u064a \u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639 \u0627\u0644\u062a\u0627\u0628\u0639\u0629 \u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0646\u0642\u0644 \u0627\u0644\u0645\u0627\u062f\u064a (PMD)\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>50 GbE \u0648 100 GbE \u0648 200 GbE<\/strong> \u0667.\u200f \u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639 \u0647\u064a \u0623\u062f\u0646\u0649 \u0643\u062a\u0644\u0629 \u0648\u0638\u064a\u0641\u064a\u0629 \u0641\u064a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/ieee-802-3-ethernet-standard-explained\/\">\u0661\u0666. IEEE 802.3<\/a> \u0668.\u200f \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PHY). \u0648\u0647\u064a \u062a\u064f\u0639\u0631\u0650\u0651\u0641 <strong>\u0669.\u200f \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/strong> \u0661\u0660.\u200f \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u062a\u062d\u0642\u064a\u0642 \u0646\u0642\u0644 \u0646\u0627\u062c\u062d \u0639\u0628\u0631 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u062e\u062a\u0627\u0631.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0661.\u200f \u0648\u0641\u064a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0641\u0639\u0644\u064a\u0629\u060c \u062a\u062a\u0648\u0627\u0641\u0642 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0645\u0639 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0645\u0642\u062f\u0645\u0629 \u0644\u0645\u064f\u062d\u0648\u0650\u0651\u0644 \u0636\u0648\u0626\u064a \u2014 \u0623\u064a \u0627\u0644\u0644\u064a\u0632\u0631 \u0648\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0636\u0648\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0648\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u0639\u062f\u064a\u0644 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0662.\u200f \u0645\u0627 \u062a\u062a\u062d\u0643\u0645 \u0641\u064a\u0647 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0661\u0663.\u200f \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u0627\u0644\u0628\u0635\u0631\u064a \u0648\u0639\u0631\u0636 \u0627\u0644\u0637\u064a\u0641<\/p><\/li><li><p>\u0661\u0664.\u200f \u0645\u062a\u0648\u0633\u0637 \u0642\u0648\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 (Tx) \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u0625\u0637\u0644\u0627\u0642<\/p><\/li><li><p>\u0661\u0665.\u200f \u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 (Rx) \u0648\u062d\u062f\u0648\u062f \u0627\u0644\u062a\u0634\u0628\u0639 \u0627\u0644\u0632\u0627\u0626\u062f<\/p><\/li><li><p>\u0628\u0635\u0631\u064a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/optical-transceiver-return-loss-back-reflection-guide\/\">\u0661\u0666.\u200f \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633<\/a> \u0661\u0667.\u200f \u0648\u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636<\/p><\/li><li><p>\u0661\u0668.\u200f \u0646\u0648\u0639 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0645\u062f\u0639\u0648\u0645 \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/p><\/li><li><p>\u0661\u0669.\u200f \u0623\u0642\u0646\u0639\u0629 \u0627\u0644\u0639\u064a\u0646 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0644\u0644\u0625\u062f\u062e\u0627\u0644\/\u0627\u0644\u0625\u062e\u0631\u0627\u062c (\u0641\u064a \u0627\u0644\u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629)<\/p><\/li><li><p>\u0662\u0660.\u200f \u062a\u0639\u0631\u064a\u0641 \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0661.\u200f \u062a\u0639\u0645\u0644 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0643\u0640 <strong>\u0662\u0662.\u200f \u062c\u0633\u0631 \u0628\u064a\u0646 \u0627\u0644\u0645\u0646\u0637\u0642 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0644\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PHY) \u0648\u0627\u0644\u0639\u0627\u0644\u0645 \u0627\u0644\u0645\u0627\u062f\u064a<\/strong>, \u0662\u0663.\u200f \u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0623\u0646 \u0645\u062d\u0648\u0644\u0627\u062a \u0645\u062e\u062a\u0644\u0641 \u0627\u0644\u0645\u0648\u0631\u0650\u0651\u062f\u064a\u0646 \u064a\u0645\u0643\u0646\u0647\u0627 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u064a \u0639\u0644\u0649 \u0646\u0641\u0633 \u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0662\u0664.\u200f \u27a1\ufe0f \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0645\u0642\u0627\u0628\u0644 \u0637\u0628\u0642\u0627\u062a \u0627\u0644\u0641\u0631\u0639 \u0627\u0644\u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PHY)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0665.\u200f \u062a\u062a\u0636\u0645\u064e\u0651\u0646 \u0628\u0646\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PHY) \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0627\u062f\u0629\u064b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/pcs-physical-coding-sublayer-ethernet-explained\/\"><strong>\u0666\u0665.\u200f \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639\u064a\u0629 \u0644\u0644\u062a\u0634\u0641\u064a\u0631 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PCS)<\/strong> <\/a>\u0662\u0666.\u200f \u2014 \u0627\u0644\u062a\u0631\u0645\u064a\u0632\u060c \u0645\u062b\u0644 \u0666\u0664 \u0628\u062a\/\u0666\u0666 \u0628\u062a\u060c, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/fec-forward-error-correction-in-optical-communication\/\">\u0661\u0662. FEC<\/a>, \u0662\u0667.\u200f \u060c \u0648\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0642\u0646\u0648\u0627\u062a<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/pma-physical-medium-attachment-ethernet-explained\/\"><strong>\u0664. \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PMA)<\/strong><\/a> \u0662\u0668.\u200f \u2014 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\/\u0641\u0643 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\u060c \u0648\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629<\/p><\/li><li><p><strong>\u0665. \u0627\u0644\u0639\u0646\u0635\u0631 \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a (PMD)<\/strong> \u0662\u0669.\u200f \u2014 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0648\u0633\u064a\u0637<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0660.\u200f \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0647\u064a \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0645\u0631\u062a\u0628\u0637 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0628\u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0648\u0646\u0648\u0639 \u0627\u0644\u0648\u0633\u064a\u0637.<br\/>\u0663\u0661.\u200f \u0642\u062f \u062a\u062f\u0639\u0645 \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0634\u0628\u0643\u0629 (MAC) \u0648\u0627\u062c\u0647\u0627\u062a \u0648\u0633\u0627\u0626\u0637 \u0645\u0627\u062f\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 (PMDs) (\u0645\u062b\u0644 SR \u0648LR \u0648ER)\u060c \u0648\u0643\u0644\u064c\u0651 \u0645\u0646\u0647\u0627 \u0645\u064f\u062d\u0633\u064e\u0651\u0646 \u0644\u0645\u062f\u0649 \u0623\u0648 \u0648\u0633\u064a\u0637 \u0645\u062e\u062a\u0644\u0641.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0663\u0662.\u200f \u27a1\ufe0f \u0644\u0645\u0627\u0630\u0627 \u062a\u0643\u062a\u0633\u0628 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0648\u0633\u064a\u0637 \u0627\u0644\u0645\u0627\u062f\u064a (PMD) \u0623\u0647\u0645\u064a\u0629\u064b \u0641\u064a \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0641\u0639\u0644\u064a\u0629<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34.webp\" alt=\"Why PMD Matters in Real Networks\" class=\"wp-image-3575\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/27e048578ea044bf9f40c798076a3c34-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0663\u0663.\u200f \u0661. \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u064a \u0627\u0644\u0645\u0636\u0645\u0648\u0646<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661.\u200f \u0641\u0642\u0637 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u0646\u0641\u0633\u0647\u0627 \u0633\u062a\u062a\u0635\u0644 \u0628\u0634\u0643\u0644 \u0645\u0648\u062b\u0648\u0642. \u0648\u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0637\u0627\u0628\u0642 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u0648\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0642\u062f\u0631\u0629 \u0648\u0627\u0644\u062d\u0633\u0627\u0633\u064a\u0629 \u0645\u0639 \u0645\u062a\u0637\u0644\u0628\u0627\u062a IEEE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0662.\u200f \u0662. \u0645\u062f\u0649 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0646\u0628\u0624<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663.\u200f \u062a\u064f\u0639\u0631\u0650\u0651\u0641 \u0645\u0639\u0627\u064a\u064a\u0631 PMD \u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644. \u0641\u0625\u0630\u0627 \u062d\u062f\u062f\u062a \u0648\u062d\u062f\u0629 \u0642\u062f\u0631\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 (Tx) \u0628\u064a\u0646 \u2013\u0663 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u064a\u0644\u064a \u0648\u0627\u0637 \u0648+\u0663 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u064a\u0644\u064a\u060c \u0648\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 (Rx) \u0628\u0642\u064a\u0645\u0629 \u2013\u0661\u0664 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u064a\u0644\u064a\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u064f\u0628\u0646\u0649 \u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0664.\u200f \u0663. \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062f\u0642\u064a\u0642 \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0665.\u200f \u062a\u062d\u062f\u062f PMD \u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 (\u0645\u062b\u0644 TP2 \u0648TP3)\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0642\u064a\u0627\u0633 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0648\u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 (jitter) \u0648\u0631\u0633\u0648\u0645\u0627\u062a \u0627\u0644\u0639\u064a\u0646 (eye diagrams) \u0628\u0634\u0643\u0644 \u0645\u062a\u0633\u0642.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0666.\u200f \u0664. \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0639\u0644\u0649 \u0645\u0631 \u0627\u0644\u0632\u0645\u0646<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0667.\u200f \u062a\u062a\u062d\u0645\u0644 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0630\u0627\u062a \u0647\u0627\u0645\u0634 PMD \u0627\u0644\u0623\u0642\u0648\u0649 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0634\u064a\u062e\u0648\u062e\u0629 \u0648\u062a\u063a\u064a\u0631 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u062a\u0644\u0648\u062b \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0648\u0627\u0646\u0639\u0643\u0627\u0633\u0627\u062a \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0623\u0641\u0636\u0644 \u0645\u0646 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0623\u062f\u0646\u0649 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0668.\u200f \u27a1\ufe0f \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0640 PMD \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u062a\u0642\u064a\u064a\u0645\u0647\u0627<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0669.\u200f \u062a\u062a\u0636\u0645\u0646 \u0643\u0644 \u0645\u0648\u0627\u0635\u0641\u0629 \u0644\u0640 PMD \u0639\u062f\u0629 \u0645\u0642\u0627\u064a\u064a\u0633 \u0636\u0648\u0626\u064a\u0629 \u0648\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u062d\u0631\u062c\u0629. \u0648\u0641\u0647\u0645 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u064a\u064a\u0633 \u064a\u0636\u0645\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u062d\u062f\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0660.\u200f \u0661. \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a (\u03bb) \u0648\u0627\u0644\u0639\u064e\u0631\u0652\u0636 \u0627\u0644\u0637\u064a\u0641\u064a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0661.\u200f \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u062a\u0634\u0645\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/850nm-optical-transceivers-for-short-reach-mmf-transmission\/\"><strong>\u0663\u0663. \u0668\u0665\u0660 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/strong><\/a> \u0661\u0662.\u200f \u2014 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0642\u0635\u064a\u0631 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0646\u0645\u0627\u0637 (SR)<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/1310nm-optical-module-applications-performance-comparison\/\"><strong>\u0663\u0664. \u0661\u0663\u0661\u0660 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/strong><\/a> \u0661\u0663.\u200f \u2014 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0645\u062a\u0648\u0633\u0637 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0623\u0646\u0645\u0627\u0637 (LR)<\/p><\/li><li><p>\u0661\u0664.\u200f \u0646\u0637\u0627\u0642\u0627\u062a \u0645\u062d\u062f\u062f\u0629 \u0644\u0623\u0646\u0648\u0627\u0639 LX \u0648BX \u0648CWDM \u0648DWDM<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0665.\u200f \u064a\u0624\u062b\u0631 \u0627\u0644\u0639\u0631\u0636 \u0627\u0644\u0637\u064a\u0641\u064a \u0639\u0644\u0649 \u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u0634\u062a\u062a\u060c \u062e\u0627\u0635\u0629\u064b \u0641\u064a \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0645\u062f\u0649.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0666.\u200f \u0662. \u0645\u062a\u0648\u0633\u0637 \u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0631\u0633\u0644 (Tx)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0667.\u200f \u064a\u062d\u062f\u062f \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0648\u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0625\u062e\u0631\u0627\u062c.<br\/>\u0661\u0668.\u200f \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0645\u0646\u062e\u0641\u0636\u0629 \u062c\u062f\u064b\u0651\u0627 \u2192 \u0642\u062f \u0644\u0627 \u062a\u0635\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644.<br\/>\u0661\u0669.\u200f \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0639\u0627\u0644\u064a\u0629 \u062c\u062f\u064b\u0651\u0627 \u2192 \u0642\u062f \u062a\u064f\u062d\u0645\u0650\u0651\u0644 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \u0625\u0636\u0627\u0641\u064a\u064b\u0651\u0627 \u0623\u0648 \u062a\u0633\u0628\u0628 \u062a\u0623\u062b\u064a\u0631\u0627\u062a \u063a\u064a\u0631 \u062e\u0637\u064a\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0662\u0660.\u200f \u0663. \u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0648\u0627\u0644\u0625\u062d\u0645\u0627\u0644 \u0627\u0644\u0632\u0627\u0626\u062f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u0662\u0661.\u200f \u0627\u0644\u062d\u0633\u0627\u0633\u064a\u0629:<\/strong> \u0662\u0662.\u200f \u0623\u062f\u0646\u0649 \u0645\u0633\u062a\u0648\u0649 \u0637\u0627\u0642\u0629 \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0639\u0646\u062f\u0647 \u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0645\u0639\u062f\u0644 \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062b\u0646\u0627\u0626\u064a (BER)<\/p><\/li><li><p><strong>\u0662\u0663.\u200f \u0627\u0644\u0625\u062d\u0645\u0627\u0644 \u0627\u0644\u0632\u0627\u0626\u062f:<\/strong> \u0662\u0664.\u200f \u0623\u0642\u0635\u0649 \u0625\u062f\u062e\u0627\u0644 \u0642\u0628\u0644 \u062d\u062f\u0648\u062b \u062a\u0634\u0648\u064a\u0647 \u0641\u064a \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0665.\u200f \u062a\u064f\u062d\u062f\u0650\u0651\u062f \u0647\u0627\u062a\u0627\u0646 \u0627\u0644\u0642\u064a\u0645\u062a\u0627\u0646 \u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629 <strong>\u0662\u0666.\u200f \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0662\u0667.\u200f \u0664. \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636 \u0648\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633 \u0627\u0644\u0636\u0648\u0626\u064a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/extinction-ratio-importance-signal-quality-data-reliability\/\"><strong>\u0662\u0668.\u200f \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636<\/strong><\/a> \u0662\u0669.\u200f \u062a\u0636\u0645\u0646 \u062a\u0645\u064a\u064a\u0632\u064b\u0627 \u0648\u0627\u0636\u062d\u064b\u0627 \u0628\u064a\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0646\u0637\u0642\u064a\u0629 \u201c\u0661\u201d \u0648\u201c\u0660\u201d.\u201d<\/p><\/li><li><p><strong>\u0663\u0660.\u200f \u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633 \u0627\u0644\u0636\u0648\u0626\u064a<\/strong> \u0663\u0661.\u200f \u062a\u062d\u062f\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u062a\u062d\u0645\u0644 \u062a\u062c\u0627\u0647 \u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633\u0627\u062a\u2014\u0648\u0647\u0648 \u0623\u0645\u0631 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0646\u0645\u0637.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0663\u0662.\u200f \u0665. \u0646\u0648\u0639 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0645\u062f\u0639\u0648\u0645 \u0648\u0627\u0644\u0645\u062f\u0649<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0663.\u200f \u062a\u062d\u062f\u062f \u062c\u062f\u0627\u0648\u0644 PMD:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0663\u0664.\u200f \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0645\u062f\u0639\u0648\u0645 \u0644\u0623\u0644\u064a\u0627\u0641 OM2\/OM3\/OM4 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0646\u0645\u0627\u0637<\/p><\/li><li><p>\u0663\u0665.\u200f \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0645\u062f\u0639\u0648\u0645 \u0644\u0623\u0644\u064a\u0627\u0641 G.652\/G.655 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0646\u0645\u0637<\/p><\/li><li><p>\u0663\u0666.\u200f \u0623\u0642\u0635\u0649 \u0637\u0648\u0644 \u0645\u062f\u0639\u0648\u0645 \u0636\u0645\u0646 \u0645\u064a\u0632\u0627\u0646\u064a\u0627\u062a \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0645\u0646 \u0642\u0650\u0628\u0644 IEEE<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0663\u0667.\u200f \u27a1\ufe0f \u062f\u0648\u0631 PMD \u0641\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0668.\u200f \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0644\u0640 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/what-is-a-data-center\/\">\u0664\u0661. \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/a>, \u0661.\u200f\u060c \u0648\u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0623\u0648 \u0628\u0646\u064a\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u0644\u0641\u0648\u0646\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0648\u064a\u0624\u0643\u0651\u062f \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PMD) \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662.\u200f \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0645\u0639 \u0645\u0639\u0627\u064a\u064a\u0631 IEEE<\/p><\/li><li><p>\u0663.\u200f \u0645\u062f\u0649 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0635\u062d\u064a\u062d \u0639\u0628\u0631 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u062d\u0627\u0644\u064a\u0629<\/p><\/li><li><p>\u0664.\u200f \u0647\u0648\u0627\u0645\u0634 \u0627\u0644\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0646\u0628\u0624 \u0628\u0647\u0627<\/p><\/li><li><p>\u0665.\u200f \u0623\u062f\u0627\u0621\u064c \u0642\u0648\u064a\u064c\u0651 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062e\u0627\u0636\u0639\u0629 \u0644\u0625\u062c\u0647\u0627\u062f \u062d\u0631\u0627\u0631\u064a \u0623\u0648 \u0645\u0644\u0648\u062b\u0629 \u0628\u0627\u0644\u0636\u0648\u0636\u0627\u0621<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0666.\u200f \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475415.htm\"><strong>\u0662\u0662. 10GBASE-SR<\/strong><\/a>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475586.htm\"><strong>\u0662\u0663. 10GBASE-LR<\/strong><\/a>, \u0662\u0669.\u200f \u060c \u0648 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476054.htm\"><strong>\u0663\u0663. (\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0630\u0627\u062a \u0627\u0644\u0645\u0624\u0634\u0631 \u0627\u0644\u062b\u0627\u0628\u062a SMF\u060c \u0645\u0633\u0627\u0641\u0629 \u0664\u0660 \u0643\u0645)<\/strong><\/a> \u0667.\u200f \u0647\u0648 \u0641\u064a \u0627\u0644\u0623\u0633\u0627\u0633 \u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u062d\u062f\u0627\u062a \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0645\u0627\u062f\u064a\u0629 \u0645\u062e\u062a\u0644\u0641\u0629 (PMDs) \u0645\u064f\u062d\u0633\u064e\u0651\u0646\u0629 \u0644\u0645\u062f\u0649 \u0663\u0660\u0660 \u0645\u062a\u0631 \u0623\u0648 \u0661\u0660 \u0643\u064a\u0644\u0648\u0645\u062a\u0631\u0627\u062a \u0623\u0648 \u0664\u0660 \u0643\u064a\u0644\u0648\u0645\u062a\u0631\u064b\u0627.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b.webp\" alt=\"10GBASE-SR, 10GBASE-LR, and 10GBASE-E\" class=\"wp-image-3576\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/31aebd7127984c4e95dcb31cf479990b-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0668.\u200f \u27a1\ufe0f \u062c\u062f\u0648\u0644 \u0645\u0644\u062e\u0651\u0635 \u0646\u0645\u0648\u0630\u062c\u064a \u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PMD) <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u0669.\u200f \u0639\u0648\u0651\u0636 \u0627\u0644\u0642\u064a\u0645 \u0628\u0645\u0639\u0627\u0644\u0645 \u0627\u0644\u062f\u0642\u0629 \u0627\u0644\u0645\u0623\u062e\u0648\u0630\u0629 \u0645\u0646 \u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062d\u062f\u0629 SFP+ \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629 <\/em><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/file\/datasheet\/ls-sm3110-10c.pdf\"><em>\u0661\u0660.\u200f \u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062d\u062f\u0629 SFP+<\/em><\/a><em>.<\/em><\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 220px;\"\/><col style=\"width: 214px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0661\u0661.\u200f \u0633\u0645\u0629 \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PMD)<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0661\u0662.\u200f \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u0665. \u0627\u0644\u0648\u0635\u0641<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0661\u0663. \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0663\u0664. \u0661\u0663\u0661\u0660 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0663.\u200f \u0644\u064a\u0632\u0631 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639\u060c \u0637\u0648\u064a\u0644 \u0627\u0644\u0645\u062f\u0649<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0661\u0664.\u200f \u0642\u0648\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 (\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649\/\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649)<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0661\u0665.\u200f \u2013\u0663 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u0644\u064a \u0648\u0627\u0637 \/ +\u0663 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u0644\u064a \u0648\u0627\u0637<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0666.\u200f \u0646\u0637\u0627\u0642 \u0642\u0648\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0661\u0667.\u200f \u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0661\u0668.\u200f \u2013\u0661\u0664 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u0644\u064a \u0648\u0627\u0637<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0669.\u200f \u0623\u0642\u0644 \u0642\u0648\u0629 \u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u062a\u062d\u0642\u064a\u0642 \u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0645\u0639\u062f\u0644 \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062b\u0646\u0627\u0626\u064a (BER)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0662\u0660.\u200f \u0627\u0632\u062f\u062d\u0627\u0645 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0662\u0661.\u200f +\u0661 \u062f\u064a\u0633\u064a\u0628\u0644-\u0645\u0644\u064a \u0648\u0627\u0637<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0662.\u200f \u0623\u0642\u0635\u0649 \u0625\u062f\u062e\u0627\u0644 \u0622\u0645\u0646<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0662\u0669. \u0627\u0644\u0645\u062f\u0649<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0662\u0664. \u0661\u0660 \u0643\u0645<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0663.\u200f \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0648\u0627\u0644\u0648\u0635\u0644\u0627\u062a<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"220\"><p>\u0662\u0664.\u200f \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"214\"><p>\u0662\u0665.\u200f \u2265 \u0663\u066b\u0665 \u062f\u064a\u0633\u064a\u0628\u0644<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0666.\u200f \u062c\u0648\u062f\u0629 \u062a\u0639\u062f\u064a\u0644 \u0627\u0644\u0644\u064a\u0632\u0631<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0662\u0667.\u200f \u27a1\ufe0f \u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PMD) \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0647\u0627<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0668.\u200f \u064a\u0636\u0645\u0646 \u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 (PMD) \u0627\u0644\u0645\u064f\u0639\u0631\u064e\u0651\u0641 \u062c\u064a\u062f\u064b\u0627 \u062a\u062f\u0627\u062e\u0644\u064b\u0627 \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0628\u0647.<br\/>\u0662\u0669.\u200f \u0648\u062a\u0634\u0645\u0644 \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0663\u0660.\u200f \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0639\u0646\u062f \u0627\u0644\u0645\u0631\u0633\u0644 \u0648\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644<\/p><\/li><li><p>\u0663\u0661.\u200f \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0642\u0646\u0627\u0639 \u0627\u0644\u0639\u064a\u0646 (Eye-mask)<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/jitter-in-optics-causes-effects-measurement-reduction\/\">\u0663\u0665. \u0627\u0644\u062a\u0630\u0628\u0630\u0628 (Jitter)<\/a> \u0663\u0662.\u200f \u0648\u0647\u0627\u0645\u0634 \u0627\u0644\u0636\u0648\u0636\u0627\u0621<\/p><\/li><li><p>\u0663\u0663.\u200f \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0639\u0646\u062f \u0646\u0642\u0627\u0637 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u064f\u0639\u0631\u064e\u0651\u0641\u0629<\/p><\/li><li><p>\u0663\u0664.\u200f \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644 \u0641\u064a \u0638\u0644 \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u062c\u0647\u062f\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0665.\u200f \u0648\u062a\u062a\u0645\u0627\u0634\u0649 \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0645\u0639 \u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 IEEE.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u0664. \u27a1\ufe0f \u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0623\u062e\u0637\u0627\u0621 \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0641\u0634\u0644 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0640 PMD \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0665. \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0666. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0646\u0638\u0627\u0641\u0629 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a\u060c \u0623\u0648 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0623\u0648 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0632\u0627\u0626\u062f\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0667. \u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0668. \u0641\u062d\u0635 \u062a\u062f\u0647\u0648\u0631 \u0642\u062f\u0631\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0645\u0639 \u0627\u0644\u0632\u0645\u0646 \u0623\u0648 \u0627\u0644\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0647\u0627\u0645\u0634\u064a\u0629 \u2014 \u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0636\u064a\u0642\u0629 \u062c\u062f\u064b\u0651\u0627.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0669. \u062a\u0635\u0644 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0646\u0645\u0637 \u0625\u0644\u0649 \u0645\u0633\u0627\u0641\u0627\u062a \u0623\u0642\u0635\u0631 \u0645\u0645\u0627 \u0647\u0648 \u0645\u062a\u0648\u0642\u0639<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0660. \u062a\u0623\u0643\u064e\u0651\u062f \u0645\u0646 \u062a\u0648\u0627\u0641\u0642 OM3\/OM4\u061b \u0641\u0627\u0644\u0642\u064a\u0648\u062f \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u0639\u0631\u0636 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0646\u0648\u0639 \u0627\u0644\u0648\u0633\u064a\u0637.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u27a1\ufe0f \u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0669. \u0625\u0646\u064e\u0651 <strong>50 GbE \u0648 100 GbE \u0648 200 GbE<\/strong> \u0661\u0661. \u064a\u064f\u0639\u064e\u062f\u064f\u0651 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0641\u0631\u0639\u064a\u0629 \u0623\u062d\u062f \u0627\u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0648\u0631\u0627\u0621 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629. \u0648\u0628\u062a\u062d\u062f\u064a\u062f \u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629\u060c \u0648\u0645\u062f\u0649 \u0627\u0644\u0642\u062f\u0631\u0627\u062a\u060c \u0648\u0627\u0644\u062d\u0633\u0627\u0633\u064a\u0629\u060c \u0648\u0627\u0644\u0645\u062f\u0649\u060c \u0648\u0646\u0642\u0627\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u062a\u0636\u0645\u0646 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u0623\u0646 \u062a\u0639\u0645\u0644 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0645\u0646 \u0645\u0648\u0631\u0650\u0651\u062f\u064a\u0646 \u0645\u062e\u062a\u0644\u0641\u064a\u0646 \u0628\u0634\u0643\u0644\u064d \u0645\u062a\u0648\u0642\u064e\u0651\u0639\u064d \u0639\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0644\u0623\u0644\u064a\u0627\u0641.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0662. \u0648\u0644\u0644\u0645\u0646\u0638\u0645\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u064f\u0646\u0641\u0650\u0651\u0630 \u0634\u0628\u0643\u0627\u062a \u062c\u062f\u064a\u062f\u0629 \u0623\u0648 \u062a\u064f\u062d\u062f\u0650\u0651\u062b \u0634\u0628\u0643\u0627\u062a\u0647\u0627 \u0627\u0644\u062d\u0627\u0644\u064a\u0629\u060c \u0641\u0625\u0646 \u0641\u0647\u0645 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u0623\u0645\u0631\u064c \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0631\u062a\u0628\u0627\u0637\u064d \u0645\u0648\u062b\u0648\u0642\u064d\u060c \u0648\u0645\u062a\u0648\u0627\u0641\u0642\u064d \u0645\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631\u060c \u0648\u0642\u0627\u062f\u0631\u064d \u0639\u0644\u0649 \u0645\u0648\u0627\u062c\u0647\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\u0645\u064f\u062d\u064e\u0648\u0650\u0651\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0621 LINK-PP<\/strong><\/a> \u0661\u0663. \u062a\u062a\u0636\u0645\u064e\u0651\u0646 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u0627\u0644\u0645\u064f\u0639\u0631\u064e\u0651\u0641\u0629 \u0628\u0648\u0636\u0648\u062d\u060c \u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u062e\u064a\u0627\u0631\u0627\u062a \u0645\u0645\u062a\u0627\u0632\u0629 \u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a 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\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631. \u0627\u0641\u0647\u0645 \u0645\u0648\u0627\u0635\u0641\u0627\u062a PMD \u0648\u0643\u064a\u0641 \u062a\u0648\u062c\u0650\u0651\u0647 \u0627\u062e\u062a\u064a\u0627\u0631 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