{"id":3451,"date":"2025-12-04T14:59:00","date_gmt":"2025-12-04T14:59:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/decision-feedback-equalizer-dfe-technical-overview\/"},"modified":"2026-06-22T04:19:57","modified_gmt":"2026-06-22T04:19:57","slug":"decision-feedback-equalizer-dfe-technical-overview","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/decision-feedback-equalizer-dfe-technical-overview","title":{"rendered":"\u0661. \u063a\u0648\u0635 \u0639\u0645\u064a\u0642 \u0641\u064a \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0644\u0644\u0642\u0631\u0627\u0631 (DFE)"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969-1024x608.webp\" alt=\"A Deep Dive into the Decision Feedback Equalizer (DFE)\" class=\"wp-image-3447\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969-18x12.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/f00d9726b012413f88e62107d9c6e969.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661. \u0641\u064a \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629\u2014\u062d\u064a\u062b \u062a\u0635\u0644 \u0645\u0639\u062f\u0644\u0627\u062a \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629\u060c \u0648\u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0648\u0645\u0627 \u0628\u0639\u062f\u0647\u0627\u2014\u062a\u062a\u0639\u0631\u0636 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u0633\u0644\u0629 \u0628\u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0644\u0644\u062a\u062d\u062f\u064a \u0645\u0646 \u0642\u0650\u0628\u0644 \u0627\u0644\u0642\u0646\u0627\u0629 \u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 (\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 PCB\u060c \u0648\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629). \u0648\u064a\u0638\u0647\u0631 \u0647\u0630\u0627 \u0627\u0644\u062a\u062d\u062f\u064a \u0623\u0633\u0627\u0633\u064b\u0627 \u0639\u0644\u0649 \u0634\u0643\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/intersymbol-interference-isi-in-digital-communication-explained\/\"><strong>\u0662. \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI)<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662. \u064a\u062d\u062f\u062b \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI) \u0639\u0646\u062f\u0645\u0627 \u201c\u062a\u0646\u0633\u0643\u0628\u201d \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u0646\u0628\u0639\u062b\u0629 \u0645\u0646 \u0631\u0645\u0632 \u0628\u064a\u0627\u0646\u0627\u062a \u062d\u0627\u0644\u064a \u0648\u062a\u062a\u062f\u0627\u062e\u0644 \u0645\u0639 \u0623\u062e\u0630 \u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u0644\u0627\u062d\u0642\u0629. \u0648\u0647\u0630\u0647 \u0627\u0644\u0638\u0627\u0647\u0631\u0629\u060c \u0627\u0644\u062a\u064a \u062a\u064f\u0636\u0639\u0641 <strong>\u0663. \u0645\u062e\u0637\u0637 \u0627\u0644\u0639\u064a\u0646<\/strong> \u0664. \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u063a\u0644\u0627\u0642 \u0643\u0644\u064d\u0651 \u0645\u0646 \u0627\u0631\u062a\u0641\u0627\u0639\u0647 \u0648\u0639\u0631\u0636\u0647\u060c \u0647\u064a \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0644\u0627\u0631\u062a\u0641\u0627\u0639 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>\u0662\u0663. \u062a\u0624\u062f\u064a \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0627\u062d\u062a\u0645\u0627\u0644 \u0633\u0648\u0621 \u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0628\u062a\u060c \u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0639\u062f\u0644 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a (BER). \u0648\u062a\u0633\u0627\u0639\u062f \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0646\u0642\u0631\u0627\u0636 \u0627\u0644\u0643\u0627\u0641\u064a\u0629 \u0641\u064a \u0636\u0645\u0627\u0646 \u0627\u0646\u062a\u0642\u0627\u0644 \u062e\u0627\u0644\u064d \u0645\u0646 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0639\u0628\u0631 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0623\u0648 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629.<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0665. \u0628\u064a\u0646\u0645\u0627 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/continuous-time-linear-equalizer-ctle-in-optics-transceivers\/\">\u0661\u0661. \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0627\u0644\u062e\u0637\u064a (CTLE)<\/a> \u0666. \u0641\u0639\u0651\u0627\u0644 \u0644\u0644\u063a\u0627\u064a\u0629 \u0641\u064a \u062a\u0639\u0648\u064a\u0636 \u0627\u0644\u062a\u0648\u0647\u064a\u0646 \u0627\u0644\u0630\u064a \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u062f\u062f (\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0642\u0646\u0627\u0629)\u060c \u0641\u0625\u0646\u0647 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0636\u062e\u064a\u0645 \u0627\u0644\u0636\u0648\u0636\u0627\u0621. \u0648\u0644\u062a\u062d\u0642\u064a\u0642 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0623\u0645\u062b\u0644 \u0648\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0645\u062a\u0628\u0642\u064a \u0630\u064a \u0627\u0644\u0630\u064a\u0644 \u0627\u0644\u0637\u0648\u064a\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632\u060c \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0623\u0645\u0631 \u062d\u0644\u0627\u064b \u0623\u0643\u062b\u0631 \u062a\u0637\u0648\u0631\u064b\u0627\u060c, <strong>\u0667. \u063a\u064a\u0631 \u062e\u0637\u064a<\/strong> \u0668. \u0648\u0647\u0648: <strong>\u0669. \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0631\u0627\u0631\u064a\u0629 (DFE)<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0661\u0660. \u2b50 \u0645\u0627 \u0647\u0648 \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0631\u0627\u0631\u064a\u0629 (DFE)\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>\u0669. \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0631\u0627\u0631\u064a\u0629 (DFE)<\/strong> \u0661\u0661. \u062a\u0642\u0646\u064a\u0629 \u0631\u0642\u0645\u064a\u0629 \u0623\u0648 \u0647\u062c\u064a\u0646\u0629 \u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0648\u0645\u064f\u0631\u0633\u0650\u0644\u0627\u062a\/\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0644\u0625\u0632\u0627\u0644\u0629 <strong>\u0661\u0662. \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0644\u0631\u0645\u0632 (Post-cursor ISI)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0663. \u0648\u0639\u0644\u0649 \u0639\u0643\u0633 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0627\u062a \u0627\u0644\u062e\u0637\u064a\u0629 \u0645\u062b\u0644 CTLE\u060c \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0641\u064a \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a\u060c, <strong>\u0661\u0664. \u064a\u0639\u0645\u0644 DFE \u0628\u0639\u062f \u0623\u0646 \u062a\u064f\u0642\u0637\u064e\u0651\u0639 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0631\u0645\u0648\u0632 \u0631\u0642\u0645\u064a\u0629<\/strong>, \u0661\u0665. \u0645\u0633\u062a\u062e\u062f\u0645\u064b\u0627 \u0642\u0631\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u0644\u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u0645\u0639 \u0627\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u0644\u0627\u062d\u0642\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0666. \u0648\u0623\u0635\u0628\u062d DFE \u0643\u062a\u0644\u0629\u064b \u0628\u0627\u0644\u063a\u0629 \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0641\u064a \u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a SerDes \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0648 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0663\u0666. \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629<\/a> \u0661\u0667. (\u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 SFP+\u060c \u0648SFP28\u060c \u0648QSFP28\u060c \u0648\u0627\u0644\u0645\u064f\u0631\u0633\u0650\u0644\u0627\u062a\/\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \u0628\u0633\u0631\u0639\u0627\u062a \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u0664\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a\u0629).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0661\u0668. \u2b50 \u0644\u0645\u0627\u0630\u0627 \u0646\u062d\u062a\u0627\u062c \u0625\u0644\u0649 DFE \u2014 \u0641\u0647\u0645 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0644\u0631\u0645\u0632 (Post-Cursor ISI)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0661\u0669. \u25b7 \u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI)\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/intersymbol-interference-isi-in-digital-communication-explained\/\">\u0662\u0660. \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632<\/a> \u0662\u0661. \u064a\u062d\u062f\u062b \u0639\u0646\u062f\u0645\u0627 \u062a\u062a\u0633\u0628\u0628 \u0636\u064a\u0642 \u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u0651\u062f \u0644\u0644\u0642\u0646\u0627\u0629\u060c \u0623\u0648 \u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633\u0627\u062a\u060c \u0623\u0648 \u0627\u0644\u062a\u0634\u062a\u062a \u0641\u064a \u0627\u0646\u0633\u0643\u0627\u0628 \u0630\u064a\u0644 \u0645\u0648\u062c\u0629 \u0628\u062a\u064d\u0651 \u0648\u0627\u062d\u062f\u064d \u0625\u0644\u0649 \u0641\u062a\u0631\u0629 \u0627\u0644\u0628\u062a \u0627\u0644\u062a\u0627\u0644\u064a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0662. \u25b7 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0644\u0631\u0645\u0632 (Post-Cursor ISI) (\u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062d\u0644\u0647\u0627 DFE)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0663. \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0644\u0631\u0645\u0632 \u0647\u0648 \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 <strong>\u0662\u0664. \u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0628\u062a\u0627\u062a \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u0645\u0639 \u0627\u0644\u0628\u062a \u0627\u0644\u062d\u0627\u0644\u064a<\/strong> \u0662\u0665. \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0623\u062e\u0630 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0666. \u0648\u0647\u0630\u0627 \u0627\u0644\u062a\u0634\u0648\u064a\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0667. \u064a\u0642\u0644\u0651\u0635 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u062e\u0637\u0637 \u0627\u0644\u0639\u064a\u0646<\/p><\/li>\n\n\n\n<li><p>\u0662\u0668. \u064a\u062d\u0648\u0651\u0644 \u0639\u062a\u0628\u0627\u062a \u0627\u062a\u062e\u0627\u0630 \u0627\u0644\u0642\u0631\u0627\u0631<\/p><\/li>\n\n\n\n<li><p>\u0662\u0669. \u064a\u0632\u064a\u062f \u0645\u0646 \u0645\u0639\u062f\u0644 \u062e\u0637\u0623 \u0627\u0644\u0628\u062a (BER)<\/p><\/li>\n\n\n\n<li><p>\u0663\u0660. \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u0635\u062d\u064a\u062d\u0647 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0628\u0648\u0627\u0633\u0637\u0629 \u0645\u0639\u0627\u062f\u0644\u0627\u062a \u062a\u0646\u0627\u0638\u0631\u064a\u0629 \u0645\u062b\u0644 CTLE<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0661. \u25b7 \u0644\u0645\u0627\u0630\u0627 \u062a\u062d\u062a\u0627\u062c \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0625\u0644\u0649 DFE<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663\u0662. \u0645\u0639 \u0627\u0632\u062f\u064a\u0627\u062f \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u062a\u0635\u0644 \u0625\u0644\u0649 \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\u060c \u0648\u0665\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\u060c, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491583.htm\">\u0662\u0664. \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 PAM4<\/a> \u0661. \u0648\u0645\u0627 \u0628\u0639\u062f\u0647\u0627\u060c \u062a\u062c\u0639\u0644 \u0642\u064a\u0648\u062f \u0632\u0645\u0646 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0648\u0639\u0631\u0636 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0644\u0644\u0642\u0646\u0627\u0629 \u062a\u0634\u0648\u064a\u0634 \u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u0630\u064a\u0644 \u0623\u0643\u062b\u0631 \u0634\u062f\u0629\u064b \u0628\u0643\u062b\u064a\u0631.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662. \u064a\u064f\u0639\u064e\u062f\u0651 \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0623\u0643\u062b\u0631 \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a \u0641\u0639\u0627\u0644\u064a\u0629\u064b \u0644\u0625\u0644\u063a\u0627\u0621 \u0647\u0630\u0627 \u0627\u0644\u0646\u0648\u0639 \u0627\u0644\u0645\u062d\u062f\u062f \u0645\u0646 \u0627\u0644\u062a\u0634\u0648\u064a\u0647 \u0644\u0623\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662. \u0625\u0646\u0647\u0627 <strong>\u0663. \u063a\u064a\u0631 \u062e\u0637\u064a<\/strong>, \u0664. \u0639\u0644\u0649 \u0639\u0643\u0633 <a href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/continuous-time-linear-equalizer-ctle-in-optics-transceivers\/\" target=\"_blank\" rel=\"\">\u0667. CTLE<\/a> \u0662.\u200f \u0623\u0648 <a href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/ffe-feed-forward-equalizer-complete-guide\/\" target=\"_blank\" rel=\"\">\u0661\u0664.\u200f FFE<\/a><\/p><\/li>\n\n\n\n<li><p>\u0665. \u0648\u0647\u0648 \u064a\u062a\u0643\u064a\u0641 \u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0627\u0631\u0627\u062a \u0627\u0644\u0641\u0639\u0644\u064a\u0629<\/p><\/li>\n\n\n\n<li><p>\u0666. \u0648\u0644\u0627 \u064a\u0636\u062e\u0651\u0645 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0623\u0648 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0627\u0644\u0639\u0627\u0644\u064a<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0667. \u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644 \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0636\u0631\u0648\u0631\u064a\u064b\u0651\u0627 \u0644\u0627 \u063a\u0646\u0649 \u0639\u0646\u0647 \u0641\u064a \u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a \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 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0668. \u25b7 \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0641\u064a \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 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/h3>\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\/ed6963f529014c96892618b1256227b3.webp\" alt=\" SFP+, SFP28, QSFP+, QSFP28, QSFP56 Optical modules\" class=\"wp-image-3448\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ed6963f529014c96892618b1256227b3.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ed6963f529014c96892618b1256227b3-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ed6963f529014c96892618b1256227b3-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ed6963f529014c96892618b1256227b3-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ed6963f529014c96892618b1256227b3-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0669. \u0648\u062d\u062f\u0627\u062a \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0636\u0648\u0626\u064a\u0629 \u0645\u062b\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\"><strong>\u0666\u0661. SFP+<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26225-25g-sfp28.htm\"><strong>\u0664\u0661. SFP28<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26153-40g-qsfp.htm\"><strong>\u0666. QSFP+<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491591.htm\"><strong>\u0664\u0664. QSFP28<\/strong><\/a><strong>, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\"><strong>\u0661\u0669. QSFP56<\/strong><\/a><strong>, \u0662\u0669.\u200f \u060c \u0648 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491583.htm\"><strong>\u0661\u0660. \u0648\u062d\u062f\u0627\u062a \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0642\u0646\u064a\u0629 PAM4<\/strong><\/a> \u0661\u0661. \u062a\u062f\u0645\u062c \u0645\u0631\u0634\u062d\u0627\u062a \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a\u0629 (DFE) \u0641\u064a \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0645\u0639\u0627\u0644\u062c \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 (DSP) \u0623\u0648 \u0648\u062d\u062f\u0629 \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0645\u062a\u0633\u0644\u0633\u0644\u0629 (SerDes) \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u0627\u0644\u064a \u0645\u0646 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u062a\u062d\u062a \u062a\u0623\u062b\u064a\u0631 \u062a\u0634\u062a\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641\u060c \u0648\u062e\u0633\u0627\u0631\u0629 \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 (PCB)\u060c \u0648\u0627\u0644\u0627\u0646\u0639\u0643\u0627\u0633\u0627\u062a \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0662. \u064a\u0633\u0627\u0639\u062f \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0641\u064a \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u062a\u0633\u0627\u0639 \u00ab\u0639\u064a\u0646\u00bb \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0628\u0639\u062f \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0645\u0646 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0648\u064a\u0624\u062f\u064a \u062f\u0648\u0631\u064b\u0627 \u0645\u062d\u0648\u0631\u064a\u064b\u0651\u0627 \u0641\u064a \u0627\u0644\u0648\u0641\u0627\u0621 \u0628\u0645\u0648\u0627\u0635\u0641\u0627\u062a IEEE 802.3 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0661\u0663. \u2b50 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 \u0645\u0639\u0627\u0644\u062c \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0645\u064f\u0639\u062f\u0651\u0644 (CTLE) \u0648\u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u2014 \u0623\u062f\u0648\u0627\u0631 \u062a\u0643\u0645\u064a\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u062a\u0643\u0627\u0641\u0624<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0661\u0664. \u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0643\u0641\u064a \u0645\u0639\u0627\u0644\u062c \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0645\u064f\u0639\u062f\u0651\u0644 (CTLE) \u0648\u062d\u062f\u0647\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/continuous-time-linear-equalizer-ctle-in-optics-transceivers\/\">\u0662\u0664. \u0645\u0639\u0627\u062f\u0644 \u062e\u0637\u064a \u0632\u0645\u0646\u064a \u0645\u0633\u062a\u0645\u0631 (CTLE)<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0661\u0665. \u064a\u0635\u0644\u062d <strong>\u0661\u0666. \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u062f\u062f<\/strong><\/p><\/li>\n\n\n\n<li><p>\u0661\u0667. \u0648\u064a\u0639\u0632\u0651\u0632 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629<\/p><\/li>\n\n\n\n<li><p>\u0661\u0668. \u0648\u064a\u0639\u0645\u0644 \u0641\u064a \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a \u0627\u0644\u0623\u0645\u0627\u0645\u064a \u0645\u0646 \u0627\u0644\u062f\u0627\u0626\u0631\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0669. \u0644\u0643\u0646 \u0645\u0639\u0627\u0644\u062c \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0645\u064f\u0639\u062f\u0651\u0644 (CTLE) \u0644\u0627 \u064a\u0645\u0643\u0646\u0647 \u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0660. \u0644\u0645\u0627\u0630\u0627 \u064a\u0643\u0645\u0651\u0644 \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0645\u0639\u0627\u0644\u062c \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0645\u064f\u0639\u062f\u0651\u0644 (CTLE) \u0628\u0634\u0643\u0644 \u0645\u062b\u0627\u0644\u064a\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0661. \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0662. \u064a\u0632\u064a\u0644 \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0628\u0639\u062f \u0627\u0644\u0630\u064a\u0644 (post-cursor ISI)<\/p><\/li>\n\n\n\n<li><p>\u0662\u0663. \u0648\u064a\u0639\u0645\u0644 \u0628\u0639\u062f \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0631\u0642\u0645\u064a<\/p><\/li>\n\n\n\n<li><p>\u0662\u0664. \u0648\u0644\u0627 \u064a\u0639\u0632\u0651\u0632 \u0627\u0644\u0636\u0648\u0636\u0627\u0621<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663.\u200f \u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644 <strong>\u0662\u0665. \u0645\u0639\u0627\u0644\u062c \u0627\u0644\u062a\u0643\u0627\u0641\u0624 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0645\u064f\u0639\u062f\u0651\u0644 (CTLE) + \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE)<\/strong> \u0662\u0666. \u0623\u0643\u062b\u0631 \u0646\u0638\u0627\u0645 \u062a\u0643\u0627\u0641\u0624 \u0647\u062c\u064a\u0646 \u0645\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/serdes-interfaces-high-speed-data-transfer-and-signal-integrity\/\">\u0661\u0668. SerDes<\/a> \u0661\u0667. \u0648 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0663\u0666. \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"756\" height=\"503\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/071837a7c54f47daac1b224781d307f0.png\" alt=\"DFE (Decision Feedback Equalizer)\" class=\"wp-image-3449\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/071837a7c54f47daac1b224781d307f0.png 756w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/071837a7c54f47daac1b224781d307f0-300x200.png 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/071837a7c54f47daac1b224781d307f0-18x12.png 18w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0662\u0667. \u2b50 \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0648\u0627\u0644\u0642\u064a\u0648\u062f \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0662\u0668. \u25cf \u0627\u0644\u0645\u0632\u0627\u064a\u0627<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0662\u0669. \u0641\u0639\u0651\u0627\u0644 \u0644\u0644\u063a\u0627\u064a\u0629 \u0641\u064a \u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0628\u0639\u062f \u0627\u0644\u0630\u064a\u0644 (post-cursor ISI)<\/p><\/li>\n\n\n\n<li><p>\u0663\u0660. \u0644\u0627 \u064a\u0636\u062e\u0651\u0645 \u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0623\u0648 \u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u0642\u0646\u0627\u0629<\/p><\/li>\n\n\n\n<li><p>\u0663\u0661. \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0643\u064a\u0641 \u0648\u0645\u062a\u064a\u0646 \u0623\u0645\u0627\u0645 \u0627\u0644\u062a\u063a\u064a\u0631\u0627\u062a \u0641\u064a \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0642\u0646\u0627\u0629<\/p><\/li>\n\n\n\n<li><p>\u0663\u0662. \u064a\u062d\u0633\u0651\u0646 \u0645\u0639\u062f\u0644 \u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062b\u0646\u0627\u0626\u064a (BER) \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0641\u064a \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u062c\u064a\u062c\u0627\u0628\u062a<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0663\u0663. \u25cf \u0627\u0644\u0642\u064a\u0648\u062f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0663\u0664. \u0644\u0627 \u064a\u0645\u0643\u0646\u0647 \u062a\u0635\u062d\u064a\u062d <strong>\u0663\u0665. \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0642\u0628\u0644 \u0627\u0644\u0630\u064a\u0644 (pre-cursor ISI)<\/strong> \u0663\u0666. (\u0648\u064a\u062a\u0637\u0644\u0628 \u0630\u0644\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629 (FFE) \u0623\u0648 \u062a\u0639\u0632\u064a\u0632 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0646\u062f \u0627\u0644\u0625\u0631\u0633\u0627\u0644)<\/p><\/li>\n\n\n\n<li><p>\u0663\u0667. \u0648\u062a\u0632\u064a\u062f \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0645\u0646 \u0627\u0644\u062a\u0639\u0642\u064a\u062f \u0648\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629<\/p><\/li>\n\n\n\n<li><p>\u0663\u0668. \u0648\u064a\u062a\u0637\u0644\u0628 \u0642\u0631\u0627\u0631\u0627\u062a \u062f\u0642\u064a\u0642\u0629 \u0648\u0645\u0633\u062a\u0642\u0631\u0629 (\u0641\u0625\u0646 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062e\u0637\u0623 \u064a\u0634\u0643\u0651\u0644 \u062e\u0637\u0631\u064b\u0627)<\/p><\/li>\n\n\n\n<li><p>\u0663\u0669. \u0648\u062a\u0635\u0628\u062d \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0623\u0643\u062b\u0631 \u062a\u0639\u0642\u064a\u062f\u064b\u0627 \u0639\u0646\u062f \u0645\u0639\u062f\u0644\u0627\u062a \u0625\u0634\u0627\u0631\u0629 PAM4<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u0664\u0660. \u2b50 \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0644\u0645\u0631\u0634\u062d \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0631\u0642\u0645\u064a (DFE) \u0641\u064a \u0627\u0644\u0635\u0646\u0627\u0639\u0629<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u062d\u0644\u0648\u0644 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u0664\u0661. \u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (SerDes \u0628\u0633\u0631\u0639\u0627\u062a \u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629\u060c \u0665\u0666 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629\u060c \u0661\u0661\u0662 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629)<\/p><\/li>\n\n\n\n<li><p>\u0664\u0662. \u0627\u0644\u0625\u064a\u062b\u0631\u0646\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629 (\u0662\u0665 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 BASE-KR\u060c \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 BASE-KR4)<\/p><\/li>\n\n\n\n<li><p>\u0664\u0663. \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0633\u0631\u064a\u0639 PCIe \u0627\u0644\u0625\u0635\u062f\u0627\u0631\u0627\u062a \u0664 \u0648\u0665 \u0648\u0666<\/p><\/li>\n\n\n\n<li><p>\u0664\u0664. \u0648\u062d\u062f\u0627\u062a \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0642\u0645\u064a\u0629 (DSP) \u0641\u064a \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 (\u0645\u0646 \u0661\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0625\u0644\u0649 \u0664\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629)<\/p><\/li>\n\n\n\n<li><p>\u0664\u0665. \u062f\u0648\u0627\u0626\u0631 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0627\u0639\u0629 \u0648\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a (CDR) \/ \u0648\u062d\u062f\u0627\u062a \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u0648\u0642\u064a\u062a (Retimer ICs)<\/p><\/li>\n\n\n\n<li><p>\u0664\u0666. \u0627\u0644\u0645\u0646\u0627\u0641\u0630 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0641\u064a \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0648\u0627\u0644\u0645\u0648\u062c\u0651\u0647\u0627\u062a<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0664\u0667. \u0644\u0645\u0627\u0630\u0627 \u064a\u0647\u0645 \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0641\u064a <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u0664\u0663. \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661. \u062a\u0633\u0627\u0639\u062f \u062a\u0642\u0646\u064a\u0629 DFE \u0641\u064a \u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0648\u0646\u0633\u0628\u0629 \u0627\u0644\u062e\u0637\u0623 \u0641\u064a \u0627\u0644\u0628\u062a (BER) \u0627\u0644\u0635\u0627\u0631\u0645\u0629 \u0639\u0628\u0631 \u0638\u0631\u0648\u0641 \u0627\u0644\u0642\u0646\u0627\u0629 \u0627\u0644\u0645\u062a\u0646\u0648\u0639\u0629 \u2014 \u0645\u062b\u0644 \u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0623\u0644\u064a\u0627\u0641\u060c \u0648\u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a\u060c \u0648\u0647\u0646\u062f\u0633\u0629 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0629 (PCB) \u2014 \u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0636\u0631\u0648\u0631\u064a\u0629 \u0641\u064a \u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0628\u0633\u0631\u0639\u0627\u062a \u0661\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0662\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629 \u0648\u0664\u0660\u0660 \u062c\u064a\u062c\u0627\u0628\u062a\/\u062b\u0627\u0646\u064a\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0662. \u2b50 \u0645\u0644\u062e\u0651\u0635<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>\u0669. \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0631\u0627\u0631\u064a\u0629 (DFE)<\/strong> \u0663. \u0647\u064a \u062a\u0642\u0646\u064a\u0629 \u0631\u0642\u0645\u064a\u0629 \u062d\u0631\u062c\u0629 \u0644\u0644\u062a\u0633\u0627\u0648\u064a \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629 \u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 (Post-cursor ISI) \u2014 \u0648\u0647\u0648 \u0639\u0627\u0645\u0644 \u0631\u0626\u064a\u0633\u064a \u064a\u0633\u0627\u0647\u0645 \u0641\u064a \u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0646\u062f \u0645\u0639\u062f\u0644\u0627\u062a \u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u062c\u064a\u062c\u0627\u0628\u062a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0664. \u0648\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0631\u0627\u0631\u0627\u062a \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u0644\u0625\u0644\u063a\u0627\u0621 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u064b\u0651\u0627\u060c \u062a\u062d\u0633\u0651\u0646 \u062a\u0642\u0646\u064a\u0629 DFE \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u064a\u0646 \u0648\u0623\u062f\u0627\u0621 \u0646\u0633\u0628\u0629 \u0627\u0644\u062e\u0637\u0623 \u0641\u064a \u0627\u0644\u0628\u062a (BER)\u060c \u062e\u0627\u0635\u0629\u064b \u0639\u0646\u062f \u062f\u0645\u062c\u0647\u0627 \u0645\u0639 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/continuous-time-linear-equalizer-ctle-in-optics-transceivers\/\">\u0667. CTLE<\/a> \u0665. \u0623\u0648 \u062a\u0642\u0646\u064a\u0629 FFE \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u0645\u0631\u0633\u0644 (Tx-side FFE).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0666. \u0648\u0641\u064a \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0648\u0645\u0633\u062a\u0642\u0628\u0644\u0627\u062a SerDes\u060c, <strong>\u0667. \u062a\u0642\u0648\u0645 \u062a\u0642\u0646\u064a\u0629 CTLE \u0628\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062e\u0633\u0627\u0626\u0631 \u0627\u0644\u062a\u0646\u0627\u0638\u0631\u064a\u0629 \u0627\u0644\u062e\u0637\u064a\u0629<\/strong>, \u0667. \u0628\u064a\u0646\u0645\u0627 <strong>\u0668. \u0628\u064a\u0646\u0645\u0627 \u062a\u0642\u0648\u0645 \u062a\u0642\u0646\u064a\u0629 DFE \u0628\u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062a\u0634\u0648\u064a\u0634 \u0627\u0644\u0631\u0642\u0645\u064a \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI)<\/strong>, \u0669. \u060c \u0645\u0634\u0643\u0650\u0651\u0644\u0629\u064b \u0628\u0630\u0644\u0643 \u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0647\u062c\u064a\u0646 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0627\u0644\u0642\u0637\u0627\u0639.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0662. \u0627\u0643\u062a\u0634\u0641 \u0645\u0639\u0627\u062f\u0644 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0644\u0644\u0642\u0631\u0627\u0631 (DFE)\u060c \u0648\u0647\u064a \u062a\u0642\u0646\u064a\u0629 \u063a\u064a\u0631 \u062e\u0637\u064a\u0629 \u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u062a\u062f\u0627\u062e\u0644 \u0628\u064a\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 (ISI). \u062a\u0639\u0644\u0651\u0645 \u0643\u064a\u0641 \u064a\u062d\u0633\u0651\u0646 DFE \u0645\u0639\u062f\u0644 \u0627\u0644\u062e\u0637\u0623 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0628\u062a (BER) \u0641\u064a \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 \u0648\u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0645\u062f\u0649.<\/p>","protected":false},"author":1,"featured_media":3450,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[26],"class_list":["post-3451","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3451","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/comments?post=3451"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3451\/revisions"}],"predecessor-version":[{"id":10798,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/posts\/3451\/revisions\/10798"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media\/3450"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/media?parent=3451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/categories?post=3451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ar\/wp-json\/wp\/v2\/tags?post=3451"}],"curies":[{"name":"\u0661. \u0648\u064e\u0628","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}