{"id":4436,"date":"2025-09-22T11:12:00","date_gmt":"2025-09-22T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-is-sc-fdma-and-why-important-for-lte-uplink\/"},"modified":"2026-06-22T06:49:02","modified_gmt":"2026-06-22T06:49:02","slug":"what-is-sc-fdma-and-why-important-for-lte-uplink","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-sc-fdma-and-why-important-for-lte-uplink","title":{"rendered":"\u0664. \u0645\u0627 \u0647\u0648 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0639\u062f\u062f \u0628\u0627\u0644\u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u062a\u0631\u062f\u062f\u064a \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u062d\u0627\u0645\u0644 (SC-FDMA) \u0648\u0644\u0645\u0627\u0630\u0627 \u064a\u064f\u0639\u062f \u0645\u0647\u0645\u064b\u0651\u0627 \u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0635\u0627\u0639\u062f \u0641\u064a \u0634\u0628\u0643\u0629 LTE\u061f"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1312\" height=\"736\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe.webp\" alt=\"What is SC-FDMA and Why Is It Important for LTE Uplink\" class=\"wp-image-4434\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe.webp 1312w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe-300x168.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe-1024x574.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe-768x431.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/5f8b23c0f97c42ac8ef51d1152cd9ffe-18x10.webp 18w\" sizes=\"(max-width: 1312px) 100vw, 1312px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661. \u0647\u0644 \u0633\u0628\u0642 \u0644\u0643 \u0623\u0646 \u0631\u0641\u0639\u062a \u0645\u0642\u0637\u0639 \u0641\u064a\u062f\u064a\u0648 \u0639\u0627\u0644\u064a \u0627\u0644\u062f\u0642\u0629 \u0625\u0644\u0649 \u0648\u0633\u0627\u0626\u0644 \u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0627\u0644\u0627\u062c\u062a\u0645\u0627\u0639\u064a \u0645\u0646 \u0647\u0627\u062a\u0641\u0643 \u0648\u062a\u0633\u0627\u0621\u0644\u062a \u0639\u0646 \u0627\u0644\u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0627\u0644\u062a\u064a \u062a\u062c\u0639\u0644 \u0647\u0630\u0647 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0641\u0639\u0651\u0627\u0644\u0629 \u062c\u062f\u064b\u0651\u0627\u061f \u0648\u0631\u0627\u0621 \u062a\u0644\u0643 \u0627\u0644\u062a\u062c\u0631\u0628\u0629 \u0627\u0644\u0633\u0644\u0633\u0629 \u062a\u0643\u0645\u0646 \u0627\u0628\u062a\u0643\u0627\u0631\u064c \u062d\u0627\u0633\u0645\u064c\u060c \u0644\u0643\u0646\u0647 \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u064f\u0647\u0645\u064e\u0644: <strong>\u0662. \u0648\u0635\u0648\u0644 \u0645\u062a\u0639\u062f\u062f \u0628\u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u062a\u0631\u062f\u062f \u0630\u064a \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0627\u0644\u0648\u0627\u062d\u062f\u0629 (SC-FDMA)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0663. \u0648\u0628\u064a\u0646\u0645\u0627 \u064a\u062d\u0638\u0649 \u0634\u0642\u064a\u0642\u0647 OFDMA \u0628\u0623\u063a\u0644\u0628 \u0627\u0644\u062a\u0642\u062f\u064a\u0631 \u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0647\u0627\u0628\u0637 (Downlink) \u0641\u064a \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u0631\u0627\u0628\u0639 \u0648\u0627\u0644\u062e\u0627\u0645\u0633 (4G LTE \u06485G)\u060c \u0641\u0625\u0646 SC-FDMA \u0647\u0648 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0635\u0627\u0645\u062a \u0627\u0644\u0630\u064a \u064a\u064f\u0634\u063a\u0650\u0651\u0644 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0635\u0627\u0639\u062f (Uplink). \u0648\u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629\u060c \u0633\u0646\u0633\u062a\u0639\u0631\u0636 \u0628\u0627\u0644\u062a\u0641\u0635\u064a\u0644 \u0645\u0627\u0647\u064a\u0629 SC-FDMA\u060c \u0648\u0644\u0645\u0627\u0630\u0627 \u064a\u064f\u0639\u062f \u0636\u0631\u0648\u0631\u064a\u064b\u0651\u0627 \u0644\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0645\u062a\u0646\u0642\u0644\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629\u060c \u0648\u0643\u064a\u0641 \u064a\u062a\u0635\u0644 \u0628\u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u064f\u0645\u0643\u0650\u0651\u0646 \u0647\u0630\u0627 \u0643\u0644\u0647\u060c \u0648\u0645\u0646 \u0628\u064a\u0646\u0647\u0627: <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0648\u0627\u0644\u0646\u0642\u0644 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0633\u0631\u0639\u0629<\/strong><\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0664. \ud83d\udcc4 \u0645\u0627 \u0647\u0648 SC-FDMA\u061f \u0627\u0644\u0645\u0641\u0647\u0648\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0665. \u064a\u064f\u0639\u064e\u062f\u0651 SC-FDMA \u0646\u0645\u0648\u0630\u062c\u064b\u0627 \u0631\u0642\u0645\u064a\u064b\u0651\u0627 \u0644\u0644\u062a\u0646\u0645\u064a\u0637 \u0648\u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0623\u0633\u0627\u0633\u064b\u0627 \u0641\u064a: <strong>\u0666. \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0635\u0627\u0639\u062f (Uplink) \u0641\u064a \u0634\u0628\u0643\u062a\u064a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 \u0648\u0627\u0644\u0631\u0627\u0628\u0639 (5G \u0648LTE)<\/strong> \u0667. (\u0645\u0646 \u062c\u0647\u0627\u0632\u0643 \u0625\u0644\u0649 \u0628\u0631\u062c \u0627\u0644\u0634\u0628\u0643\u0629). \u0648\u0647\u062f\u0641 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0644\u0647 \u0647\u0648 \u062a\u062d\u0642\u064a\u0642 \u0627\u0646\u062a\u0642\u0627\u0644 \u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629 \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649: <strong>\u0668. \u0646\u0633\u0628\u0629 \u0637\u0627\u0642\u0629 \u0627\u0644\u0630\u0631\u0648\u0629 \u0625\u0644\u0649 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 (PAPR)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0669. \u0648\u0644\u0643\u0646 \u0644\u0645\u0627\u0630\u0627 \u062a\u0643\u062a\u0633\u0628 \u0627\u0646\u062e\u0641\u0627\u0636 \u0646\u0633\u0628\u0629 PAPR \u0623\u0647\u0645\u064a\u0629\u064b \u0628\u0627\u0644\u063a\u0629\u061f \u0625\u0646 \u0627\u0646\u062e\u0641\u0627\u0636 \u0647\u0630\u0647 \u0627\u0644\u0646\u0633\u0628\u0629 \u064a\u0633\u0645\u062d \u0644\u0645\u0636\u062e\u0650\u0651\u0645\u0627\u062a \u0627\u0644\u0642\u062f\u0631\u0629 \u0641\u064a \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u064a\u0646 (\u0645\u062b\u0644 \u0647\u0627\u062a\u0641\u0643 \u0627\u0644\u0630\u0643\u064a \u0623\u0648 \u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a \u0644\u0644\u0623\u0634\u064a\u0627\u0621 IoT) \u0628\u0623\u0646 \u062a\u0639\u0645\u0644 \u0628\u0643\u0641\u0627\u0621\u0629 \u0623\u0639\u0644\u0649. \u0648\u0647\u0630\u0627 \u064a\u062a\u0631\u062a\u0628 \u0639\u0644\u064a\u0647 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u0661\u0660. \u0639\u0645\u0631 \u0628\u0637\u0627\u0631\u064a\u0629 \u0623\u0637\u0648\u0644<\/strong><\/p><\/li><li><p style=\"margin: 0px;\">\u0661\u0661. \u062a\u0642\u0644\u064a\u0644 \u0625\u0646\u062a\u0627\u062c \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/p><\/li><li><p style=\"margin: 0px;\">\u0661\u0662. \u062a\u0635\u0627\u0645\u064a\u0645 \u0623\u0631\u062e\u0635 \u0648\u0623\u0635\u063a\u0631 \u0644\u0645\u0636\u062e\u0650\u0651\u0645\u0627\u062a \u0627\u0644\u0642\u062f\u0631\u0629<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0663. \u0648\u0628\u0627\u062e\u062a\u0635\u0627\u0631\u060c \u0641\u0625\u0646 SC-FDMA \u0647\u0648 \u0627\u0644\u0633\u0628\u0628 \u0641\u064a \u0623\u0646 \u0647\u0627\u062a\u0641\u0643 \u0644\u0627 \u064a\u0633\u062e\u0646 \u0628\u0634\u0643\u0644 \u0645\u0641\u0631\u0637 \u0648\u0644\u0627 \u062a\u0633\u062a\u0646\u0632\u0641 \u0628\u0637\u0627\u0631\u064a\u062a\u0647 \u0641\u0648\u0631\u064b\u0627 \u0639\u0646\u062f \u0627\u0644\u0628\u062b \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0623\u0648 \u0625\u062c\u0631\u0627\u0621 \u0645\u0643\u0627\u0644\u0645\u0627\u062a \u0627\u0644\u0641\u064a\u062f\u064a\u0648.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0661\u0664. \ud83d\udcc4 \u0645\u0642\u0627\u0631\u0646\u0629 \u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 SC-FDMA \u0648OFDMA<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1312\" height=\"690\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059.webp\" alt=\"SC-FDMA\" class=\"wp-image-4435\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059.webp 1312w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059-300x158.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059-1024x539.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059-768x404.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ea9748ba23634a0ab3889ba76b1d3059-18x9.webp 18w\" sizes=\"(max-width: 1312px) 100vw, 1312px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0669. \u0643\u0644\u064c\u0651 \u0645\u0646 <strong>\u0664. SC-FDMA<\/strong> \u0661\u0667. \u0648 <strong>\u0661\u0665. \u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0645\u062a\u0639\u0627\u0645\u062f \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0648\u0635\u0648\u0644 (Orthogonal Frequency-Division Multiple Access) <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/glossary\/what-is-ofdma-role-modern-connectivity-wifi-5g-networks\/\"><strong>\u0661\u0664. (OFDMA)<\/strong><\/a> \u0661\u0666. \u064a\u064f\u0634\u0643\u0650\u0651\u0644\u0627\u0646 \u0627\u0644\u0623\u0633\u0627\u0633 \u0644\u0634\u0628\u0643\u062a\u064a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u0631\u0627\u0628\u0639 \u0648\u0627\u0644\u062e\u0627\u0645\u0633 (4G \u06485G). \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646\u0647\u0645\u0627 \u064a\u0624\u062f\u064a\u0627\u0646 \u0648\u0638\u0627\u0626\u0641 \u0645\u062e\u062a\u0644\u0641\u0629 \u0628\u0633\u0628\u0628 \u062e\u0635\u0627\u0626\u0635\u0647\u0645\u0627 \u0627\u0644\u0641\u0631\u064a\u062f\u0629. \u0648\u064a\u0628\u064a\u0651\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u062a\u0627\u0644\u064a \u0623\u0628\u0631\u0632 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0628\u064a\u0646\u0647\u0645\u0627:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\u0661\u0668.\u200f \u0627\u0644\u0645\u064a\u0632\u0629<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>\u0661\u0667. SC-FDMA (\u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0635\u0627\u0639\u062f)<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>\u0661\u0668. OFDMA (\u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0647\u0627\u0628\u0637)<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0665. \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0631\u0626\u064a\u0633\u064a<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0661\u0669. \u0645\u0646 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 (UE) \u0625\u0644\u0649 \u0627\u0644\u0645\u062d\u0637\u0629 \u0627\u0644\u0642\u0627\u0639\u062f\u064a\u0629<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0660. \u0645\u0646 \u0627\u0644\u0645\u062d\u0637\u0629 \u0627\u0644\u0642\u0627\u0639\u062f\u064a\u0629 \u0625\u0644\u0649 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 (UE)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0662\u0661. \u0646\u0633\u0628\u0629 \u0637\u0627\u0642\u0629 \u0627\u0644\u0630\u0631\u0648\u0629 \u0625\u0644\u0649 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 (PAPR)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0667. \u0645\u0646\u062e\u0641\u0636\u0629<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0666\u0664. \u0645\u0631\u062a\u0641\u0639<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0662\u0662. \u0643\u0641\u0627\u0621\u0629 \u0645\u0636\u062e\u0650\u0651\u0645 \u0627\u0644\u0642\u062f\u0631\u0629<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0666\u0664. \u0645\u0631\u062a\u0641\u0639<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0663\u0664. \u0623\u0642\u0644<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0662\u0663. \u0627\u0644\u0645\u064a\u0632\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0664. \u062a\u062d\u0633\u064a\u0646 \u0639\u0645\u0631 \u0628\u0637\u0627\u0631\u064a\u0629 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0645\u062d\u0645\u0648\u0644\u0629<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0665. \u0643\u0641\u0627\u0621\u0629 \u0637\u064a\u0641\u064a\u0629 \u0639\u0627\u0644\u064a\u0629\u060c \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u0642\u0648\u064a\u0629 \u0644\u0644\u062a\u0644\u0627\u0634\u064a \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a (multipath fading)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0627\u0644\u062a\u0639\u0642\u064a\u062f<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0666. \u062a\u0639\u0642\u064a\u062f \u0623\u0639\u0644\u0649 \u0641\u064a \u0627\u0644\u0645\u062d\u0637\u0629 \u0627\u0644\u0642\u0627\u0639\u062f\u064a\u0629<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0662\u0667. \u062a\u0639\u0642\u064a\u062f \u0623\u0639\u0644\u0649 \u0641\u064a \u062c\u0647\u0627\u0632 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: rgb(15, 17, 21);\">\u0661. \u0648\u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d\u060c \u0641\u0625\u0646 \u0647\u0630\u0627 \u0627\u0644\u062e\u064a\u0627\u0631 \u064a\u0645\u062b\u0644 \u062a\u0648\u0627\u0632\u0646\u064b\u0627 \u0628\u064a\u0646 \u0639\u0648\u0627\u0645\u0644 \u0645\u062a\u0639\u062f\u062f\u0629. \u0641\u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0634\u0628\u0643\u064a\u0629 \u0645\u0632\u0648\u062f\u0629 \u0628\u0645\u064f\u0636\u062e\u0650\u0651\u0645\u0627\u062a \u0642\u0648\u064a\u0629 \u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u060c \u0648\u064a\u0645\u0643\u0646\u0647\u0627 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0631\u062a\u0641\u0627\u0639 \u0646\u0633\u0628\u0629 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0644\u062d\u0638\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 (PAPR) \u0641\u064a \u062a\u0642\u0646\u064a\u0629 OFDMA. \u0623\u0645\u0627 \u0623\u062c\u0647\u0632\u062a\u0646\u0627 \u0627\u0644\u0645\u062d\u0645\u0648\u0644\u0629\u060c \u0641\u0647\u064a \u062a\u0633\u062a\u0641\u064a\u062f \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0645\u0646 \u0643\u0641\u0627\u0621\u0629 \u062a\u0642\u0646\u064a\u0629 SC-FDMA.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0662. \ud83d\udcc4 \u0643\u064a\u0641 \u062a\u0639\u0645\u0644 \u062a\u0642\u0646\u064a\u0629 SC-FDMA\u061f \u0646\u0638\u0631\u0629 \u0645\u0628\u0633\u064e\u0651\u0637\u0629<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0664. SC-FDMA<\/strong> \u0663. \u062a\u062c\u0645\u0639 \u0628\u0630\u0643\u0627\u0621 \u0628\u064a\u0646 \u0646\u0642\u0627\u0637 \u0627\u0644\u0642\u0648\u0629 \u0641\u064a \u0646\u0642\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u0627\u0645\u0644 \u0627\u0644\u0648\u062d\u064a\u062f \u0648\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0631\u062f\u062f\u064a. \u0648\u064a\u0634\u0645\u0644 \u0647\u0630\u0647 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0639\u062f\u0629 \u062e\u0637\u0648\u0627\u062a \u0631\u0626\u064a\u0633\u064a\u0629:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>\u0664. \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0645\u0646 \u0627\u0644\u062a\u0633\u0644\u0633\u0644\u064a \u0625\u0644\u0649 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a:<\/strong> \u0665. \u064a\u062a\u0645 \u062a\u0641\u0643\u064a\u0643 \u062a\u062f\u0641\u0642 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u0629 \u0625\u0644\u0649 \u0643\u062a\u0644 \u0623\u0635\u063a\u0631 \u0645\u062a\u0648\u0627\u0632\u064a\u0629.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0666. \u0627\u0646\u062a\u0634\u0627\u0631 \u062a\u062d\u0648\u064a\u0644 \u0641\u0648\u0631\u064a\u064a\u0647 \u0627\u0644\u0645\u0646\u0641\u0635\u0644 (DFT):<\/strong> \u0667. \u0648\u0647\u0630\u0647 \u0647\u064a \u00ab\u0627\u0644\u062e\u062f\u0639\u0629 \u0627\u0644\u0633\u062d\u0631\u064a\u0629\u00bb \u0641\u064a \u062a\u0642\u0646\u064a\u0629 SC-FDMA. \u0641\u062a\u064f\u0639\u0627\u0644\u064e\u062c \u0627\u0644\u0643\u062a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0628\u0631 \u062a\u062d\u0648\u064a\u0644 \u0641\u0648\u0631\u064a\u064a\u0647 \u0627\u0644\u0645\u0646\u0641\u0635\u0644 (DFT)\u060c \u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0646\u062a\u0634\u0627\u0631 \u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u062d\u0627\u0645\u0644 \u0627\u0644\u0648\u062d\u064a\u062f \u0639\u0628\u0631 \u0639\u062f\u0629 \u0646\u0637\u0627\u0642\u0627\u062a \u0641\u0631\u0639\u064a\u0629\u060c \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0637\u0628\u064a\u0639\u062a\u0647\u0627 \u0643\u0625\u0634\u0627\u0631\u0629 \u0630\u0627\u062a \u062d\u0627\u0645\u0644 \u0648\u0627\u062d\u062f\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u062a\u062d\u0642\u064a\u0642 \u0646\u0633\u0628\u0629 \u0623\u0642\u0644 \u0645\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0644\u062d\u0638\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 (PAPR).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0668. \u0631\u0633\u0645 \u0627\u0644\u062e\u0631\u064a\u0637\u0629 \u0639\u0644\u0649 \u0627\u0644\u0646\u0637\u0627\u0642\u0627\u062a \u0627\u0644\u0641\u0631\u0639\u064a\u0629:<\/strong> \u0669. \u062b\u0645 \u062a\u064f\u0639\u064a\u064e\u0651\u0646 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u0645\u062d\u0648\u0644\u0629 \u0625\u0644\u0649 \u0646\u0637\u0627\u0642\u0627\u062a \u0641\u0631\u0639\u064a\u0629 \u0645\u062a\u0639\u0627\u0645\u062f\u0629 \u0645\u062d\u062f\u062f\u0629.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0661\u0660. \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0639\u0643\u0633\u064a \u0627\u0644\u0633\u0631\u064a\u0639 \u0644\u0641\u0648\u0631\u064a\u064a\u0647 (IFFT):<\/strong> \u0661\u0661. \u0648\u064a\u0642\u0648\u0645 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0639\u0643\u0633\u064a \u0627\u0644\u0633\u0631\u064a\u0639 \u0644\u0641\u0648\u0631\u064a\u064a\u0647 (IFFT) \u0628\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0645\u0646 \u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0631\u062f\u062f \u0625\u0644\u0649 \u0645\u062c\u0627\u0644 \u0627\u0644\u0632\u0645\u0646 \u062c\u0627\u0647\u0632\u0629\u064b \u0644\u0644\u0625\u0631\u0633\u0627\u0644.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0662. \u0648\u062a\u0636\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0623\u0646 \u062a\u0638\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0642\u0648\u064a\u0629\u064b \u0648\u0643\u0641\u0624\u0629\u064b \u0623\u062b\u0646\u0627\u0621 \u0627\u0646\u062a\u0642\u0627\u0644\u0647\u0627 \u0625\u0644\u0649 \u0645\u062d\u0637\u0629 \u0627\u0644\u0642\u0627\u0639\u062f\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0661\u0663. \ud83d\udcc4 \u0627\u0644\u062c\u0633\u0631 \u0627\u0644\u062d\u064a\u0648\u064a: \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u0648\u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629 (\u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629 \u2013 Fronthaul)<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0664. \u0648\u0647\u0646\u0627 \u062a\u0644\u062a\u0642\u064a \u0627\u0644\u0639\u0648\u0627\u0644\u0645 \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0628\u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629. \u0641\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u0644\u0642\u0627\u0647\u0627 \u0628\u0631\u062c \u0627\u0644\u062e\u0644\u064a\u0629 \u0639\u0628\u0631 <strong>\u0664. SC-FDMA<\/strong> \u0661\u0665. \u0644\u0627 \u062a\u0628\u0642\u0649 \u0647\u0646\u0627\u0643 \u0641\u0642\u0637\u060c \u0628\u0644 \u062a\u064f\u062c\u0645\u064e\u0639 \u0641\u0648\u0631\u064b\u0627 \u0648\u062a\u064f\u0631\u0633\u064e\u0644 \u0625\u0644\u0649 \u0627\u0644\u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0639\u0628\u0631 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ar\/knowledge-center\/5g-fronthaul-high-speed-low-latency-communication-explained\/\"><strong>\u0661\u0666. \u0634\u0628\u0643\u0629 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629 (fronthaul network)<\/strong><\/a>. \u0661\u0667. . \u0648\u0647\u0630\u0647 \u0627\u0644\u0634\u0628\u0643\u0629 \u0647\u064a \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0641\u0642\u0631\u064a \u0644\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0630\u064a \u064a\u0631\u0628\u0637 \u0622\u0644\u0627\u0641 \u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u062e\u0644\u0627\u064a\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0668. \u0648\u0647\u0630\u0627 \u0647\u0648 \u0645\u062c\u0627\u0644 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\u0663\u0666. \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629<\/strong><\/a>. \u0661\u0669. . \u0648\u0647\u0630\u0647 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0635\u063a\u064a\u0631\u0629 \u0627\u0644\u062d\u062c\u0645 \u0644\u0643\u0646\u0647\u0627 \u0642\u0648\u064a\u0629 \u062c\u062f\u064b\u0651\u0627\u060c \u0648\u062a\u0642\u0648\u0645 \u0628\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u062f\u0645\u0629 \u0645\u0646 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0625\u0644\u0649 \u0646\u0628\u0636\u0627\u062a \u0636\u0648\u0626\u064a\u0629 \u062a\u064f\u0631\u0633\u0644 \u0639\u0628\u0631 \u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0628\u0635\u0631\u064a\u0629. \u0648\u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0645\u0627\u0634\u0649 \u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0635\u0627\u0639\u062f (Uplink) \u0627\u0644\u062a\u064a \u062a\u0628\u062f\u0623\u0647\u0627 \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u0645\u0639 \u0633\u0639\u0629 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0662\u0660. \u0648\u0644\u062a\u062d\u0642\u064a\u0642 \u0627\u062a\u0635\u0627\u0644 \u0635\u0627\u0639\u062f \u0645\u0633\u062a\u0642\u0631 \u0648\u0639\u0627\u0644\u064a \u0627\u0644\u0623\u062f\u0627\u0621 \u0641\u064a \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 (5G) \u0627\u0644\u062a\u064a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u062a\u0642\u0646\u064a\u0629 SC-FDMA\u060c \u064a\u062d\u062a\u0627\u062c \u0645\u0634\u063a\u0644\u0648 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u0625\u0644\u0649 <strong>\u0662\u0661. \u0648\u062d\u062f\u0627\u062a \u0625\u0631\u0633\u0627\u0644 \u0648\u0627\u0633\u062a\u0642\u0628\u0627\u0644 \u0628\u0635\u0631\u064a\u0629 (Optical Transceivers) \u0645\u0646\u062e\u0641\u0636\u0629 \u0632\u0645\u0646 \u0627\u0644\u062a\u0623\u062e\u064a\u0631 \u0648\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0631\u062f\u062f\u064a<\/strong>. \u0662\u0662. . \u0648\u0647\u0646\u0627 \u062a\u0635\u0628\u062d \u0639\u0645\u0644\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629. \u0641\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0641\u0625\u0646 \u0645\u0646\u062a\u062c\u064b\u0627 \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0645\u062b\u0644 <strong>\u0664\u0660. LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><strong>\u0662\u0663. \u0648\u062d\u062f\u0629 QSFP28 100G-LR4<\/strong><\/a> \u0627\u0644\u0648\u062d\u062f\u0629 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0645\u064f\u0635\u0645\u064e\u0651\u0645\u0629 \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u062a\u062f\u0641\u0642 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0636\u062e\u0645 \u0645\u0646 \u0645\u062d\u0637\u0627\u062a \u0627\u0644\u062e\u0644\u0627\u064a\u0627 \u0625\u0644\u0649 \u0627\u0644\u0646\u0648\u0627\u0629\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0623\u0644\u0627 \u062a\u064f\u0641\u0642\u062f \u0627\u0644\u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0645\u062d\u0642\u064e\u0651\u0642\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u0641\u064a \u0634\u0628\u0643\u0629 \u0627\u0644\u0646\u0642\u0644. \u0648\u0639\u0646\u062f \u062a\u062e\u0637\u064a\u0637\u0643 <strong>\u0628\u0646\u064a\u0629 \u0627\u0644\u062c\u0628\u0647\u0629 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629 \u0644\u0634\u0628\u0643\u0629 5G<\/strong>, \u0669. \u060c \u0641\u0625\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>\u0661\u0669. \u0645\u062d\u0648\u0644 \u0628\u0635\u0631\u064a \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/strong><\/a> \u0641\u0647\u064a \u0642\u0631\u0627\u0631\u064c \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u064a\u0624\u062b\u0631 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0639\u0644\u0649 \u0623\u062f\u0627\u0621 \u0627\u0644\u0634\u0628\u0643\u0629 \u0643\u0643\u0644.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcc4 \u0644\u0645\u0627\u0630\u0627 \u062a\u0638\u0644 \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u062d\u064a\u0648\u064a\u0629\u064b \u0644\u0634\u0628\u0643\u0627\u062a 5G \u0648\u0645\u0627 \u0628\u0639\u062f\u0647\u0627<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062d\u062a\u0649 \u0645\u0639 \u0638\u0647\u0648\u0631 \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 (5G)\u060c \u062a\u0638\u0644 \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u0630\u0627\u062a \u0635\u0644\u0629\u064d \u0648\u062b\u064a\u0642\u0629. \u0641\u0642\u062f \u0627\u0639\u062a\u0645\u062f\u062a \u0631\u0627\u062f\u064a\u0648 \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 \u0627\u0644\u062c\u062f\u064a\u062f (NR) \u0641\u064a \u0627\u0644\u0628\u062f\u0627\u064a\u0629 \u062a\u0642\u0646\u064a\u0629 OFDMA \u0644\u0643\u0644\u064d\u0651 \u0645\u0646 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f \u0648\u0627\u0644\u0646\u0627\u0632\u0644 \u0644\u062a\u064a\u0633\u064a\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0644\u0643\u0646\u0647\u0627 \u0623\u062f\u062e\u0644\u062a \u062a\u0642\u0646\u064a\u0627\u062a \u0645\u062b\u0644 <strong>DFT-s-OFDM (\u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0645\u0646\u0641\u0635\u0644 \u0644\u0641\u0648\u0631\u064a\u064a\u0647 \u0627\u0644\u0645\u0648\u0633\u064e\u0651\u0639 \u0644\u0640 OFDM)<\/strong>. \u0648\u0647\u0630\u0647 \u0627\u0644\u062a\u0642\u0646\u064a\u0629 \u0644\u064a\u0633\u062a \u0633\u0648\u0649 SC-FDMA \u062a\u062d\u062a \u0627\u0633\u0645\u064d \u062c\u062f\u064a\u062f\u060c \u0648\u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062e\u0627\u0645\u0633 \u0644\u0646\u0642\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f \u0628\u0643\u0641\u0627\u0621\u0629\u064d \u0639\u0627\u0644\u064a\u0629\u064d \u0641\u064a \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629\u060c \u0644\u0627 \u0633\u064a\u0645\u0627 \u0641\u064a \u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0642\u062a\u0635\u0631 \u0641\u064a\u0647\u0627 \u0627\u0644\u062a\u063a\u0637\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0647\u0630\u0627 \u064a\u062b\u0628\u062a \u0623\u0646 \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u062a\u0645\u062b\u0644\u0629 \u0641\u064a \u0627\u0646\u062e\u0641\u0627\u0636 \u0646\u0633\u0628\u0629 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0630\u0631\u0648\u064a\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 (PAPR) \u0644\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0647\u064a \u0645\u0632\u0627\u064a\u0627 \u062e\u0627\u0644\u062f\u0629\u060c \u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u062f\u0648\u0631 SC-FDMA \u0641\u064a \u0627\u0644\u0623\u062c\u064a\u0627\u0644 \u0627\u0644\u0644\u0627\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcc4 \u0627\u0644\u062e\u0627\u062a\u0645\u0629: \u0627\u0644\u0645\u062d\u0631\u0643 \u0627\u0644\u0641\u0639\u064e\u0651\u0627\u0644 \u0644\u0644\u0627\u062a\u0635\u0627\u0644<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0664. SC-FDMA<\/strong> \u0664. \u0642\u062f \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0633\u0645\u064b\u0627 \u0645\u0639\u0631\u0648\u0641\u064b\u0627 \u0641\u064a \u0643\u0644 \u0628\u064a\u062a\u060c \u0644\u0643\u0646\u0647 \u062d\u062c\u0631 \u0632\u0627\u0648\u064a\u0629 \u0641\u064a \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0645\u062a\u0646\u0642\u0644 \u0627\u0644\u062d\u062f\u064a\u062b. \u0648\u0628\u062a\u0645\u0643\u064a\u0646\u0647 \u0645\u0646 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f \u0628\u0643\u0641\u0627\u0621\u0629 \u0637\u0627\u0642\u064a\u0629\u060c \u064a\u0633\u0647\u0645 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0641\u064a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u0628 \u0627\u0644\u062a\u064a \u0646\u0639\u062a\u0645\u062f\u0647\u0627 \u064a\u0648\u0645\u064a\u064b\u0651\u0627. \u0641\u0645\u0646\u0630 \u062a\u0645\u0643\u064a\u0646 \u0645\u0643\u0627\u0644\u0645\u0627\u062a \u0627\u0644\u0635\u0648\u062a \u0627\u0644\u0648\u0627\u0636\u062d\u0629 \u062a\u0645\u0627\u0645\u064b\u0627 \u0648\u062d\u062a\u0649 \u062a\u062d\u0645\u064a\u0644 \u0645\u0642\u0627\u0637\u0639 \u0627\u0644\u0641\u064a\u062f\u064a\u0648 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062f\u0642\u0629 \u0628\u0633\u0644\u0627\u0633\u0629\u060c \u064a\u064f\u0639\u064e\u062f\u064f\u0651 SC-FDMA \u0627\u0644\u0645\u062d\u0631\u0643 \u0627\u0644\u0641\u0639\u0651\u0627\u0644 \u0627\u0644\u0630\u064a \u064a\u0639\u0645\u0644 \u062e\u0644\u0641 \u0627\u0644\u0643\u0648\u0627\u0644\u064a\u0633.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0665. \u0647\u0644 \u0623\u0646\u062a \u0645\u0633\u062a\u0639\u062f \u0644\u0628\u0646\u0627\u0621 \u0628\u0646\u064a\u0629 \u062a\u062d\u062a\u064a\u0629 \u0634\u0628\u0643\u064a\u0629 \u0623\u0643\u062b\u0631 \u0643\u0641\u0627\u0621\u0629 \u0648\u0642\u0648\u0629\u061f<\/strong> \u0666. \u0625\u0646 \u0627\u0644\u062a\u0622\u0632\u0631 \u0628\u064a\u0646 \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0631\u0627\u062f\u064a\u0648 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 \u0645\u062b\u0644 SC-FDMA \u0648\u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0642\u0648\u064a\u0629 \u0647\u0648 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u062d\u0627\u0633\u0645. \u0627\u0633\u062a\u0643\u0634\u0641 \u0643\u064a\u0641 \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621 \u0623\u0646 \u062a\u0636\u0645\u0646 \u0645\u062a\u0627\u0646\u0629 \u0646\u0634\u0631\u0643 \u0627\u0644\u062a\u0642\u0646\u064a \u0641\u064a \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644.<\/p>\n\n\n\n<div><div widgetid=\"3ef779ac451211f099380a58fbc66727\" format=\"embedded\" data-widget-id=\"3ef779ac451211f099380a58fbc66727\" data-mode=\"production.zh\" style=\"display: block;\"><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u0663\u0661. \ud83d\udcc4 \u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 (FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0667. \u0645\u0627 \u0627\u0644\u0645\u0642\u0635\u0648\u062f \u0628\u0640 SC-FDMA\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0668. \u062a\u0639\u0646\u064a SC-FDMA \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0628\u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u062a\u0631\u062f\u062f \u0644\u0644\u062d\u0627\u0645\u0644 \u0627\u0644\u0648\u062d\u064a\u062f. \u0648\u062a\u0638\u0647\u0631 \u0647\u0630\u0647 \u0627\u0644\u0639\u0628\u0627\u0631\u0629 \u0639\u0646\u062f \u062a\u0639\u0644\u064f\u0651\u0645\u0643 \u0643\u064a\u0641\u064a\u0629 \u0625\u0631\u0633\u0627\u0644 \u0647\u0627\u062a\u0641\u0643 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u062e\u0627\u0635\u0629\u064b \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f \u0644\u062a\u0642\u0646\u064a\u062a\u064a \u0665G \u0648 LTE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0669. \u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0645\u064a\u0650\u0651\u0632 SC-FDMA \u0639\u0646 OFDM\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0660. \u064a\u0633\u062a\u062e\u062f\u0645 SC-FDMA \u0647\u064a\u0643\u0644 \u062d\u0627\u0645\u0644 \u0648\u062d\u064a\u062f. \u0648\u0647\u0630\u0627 \u064a\u0633\u0627\u0639\u062f \u062c\u0647\u0627\u0632\u0643 \u0639\u0644\u0649 \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0637\u0627\u0642\u0629 \u0623\u0642\u0644. \u0623\u0645\u0627 OFDM \u0641\u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062d\u0645\u0627\u0644\u0627\u062a \u062f\u0641\u0639\u0629 \u0648\u0627\u062d\u062f\u0629. \u0648\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 SC-FDMA\u060c \u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0646\u0633\u0628\u0629 \u0623\u0642\u0644 \u0628\u064a\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0648\u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0661. \u0645\u0627 \u0627\u0644\u0641\u0648\u0627\u0626\u062f \u0627\u0644\u062a\u064a \u062a\u062d\u0642\u0642\u0647\u0627 \u0645\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 SC-FDMA \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f \u0644\u0634\u0628\u0643\u0629 LTE\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0662. \u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0639\u0645\u0631 \u0623\u0637\u0648\u0644 \u0644\u0644\u0628\u0637\u0627\u0631\u064a\u0629\u060c \u0648\u0639\u0645\u0644\u064a\u0627\u062a \u062a\u062d\u0645\u064a\u0644 \u0623\u0633\u0631\u0639\u060c \u0648\u0627\u062a\u0635\u0627\u0644 \u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u0642\u0631\u0627\u0631\u064b\u0627. \u0648\u064a\u064f\u0633\u0647\u0645 SC-FDMA \u0641\u064a \u062a\u0645\u0643\u064a\u0646 \u0647\u0627\u062a\u0641\u0643 \u0645\u0646 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0643\u0641\u0627\u0621\u0629. \u0643\u0645\u0627 \u062a\u0633\u062a\u0637\u064a\u0639 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u062f\u0639\u0645 \u0639\u062f\u062f \u0623\u0643\u0628\u0631 \u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u064a\u0646 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0646\u0641\u0633\u0647.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0663. \u0623\u064a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u062a\u0633\u062a\u062e\u062f\u0645 SC-FDMA\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0664. \u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0639\u0638\u0645 \u0627\u0644\u0647\u0648\u0627\u062a\u0641 \u0627\u0644\u0630\u0643\u064a\u0629 \u0648\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0644\u0648\u062d \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u062a\u0642\u0646\u064a\u0629 LTE \u062a\u0642\u0646\u064a\u0629 SC-FDMA \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0635\u0627\u0639\u062f. \u0648\u0628\u0639\u0636 \u0623\u062c\u0647\u0632\u0629 \u0665G \u062a\u0633\u062a\u062e\u062f\u0645\u0647\u0627 \u0623\u064a\u0636\u064b\u0627 \u0639\u0646\u062f \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0627\u0644\u0634\u0628\u0643\u0629.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u0661\u0665. \u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0644\u0648 \u0644\u0645 \u064a\u0633\u062a\u062e\u062f\u0645 \u0647\u0627\u062a\u0641\u0643 \u062a\u0642\u0646\u064a\u0629 SC-FDMA\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0661\u0666. \u0633\u064a\u0633\u062a\u0647\u0644\u0643 \u0647\u0627\u062a\u0641\u0643 \u0637\u0627\u0642\u0629\u064b \u0623\u0643\u0628\u0631 \u0644\u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0648\u0642\u062f \u062a\u0644\u0627\u062d\u0638 \u0627\u0646\u062e\u0641\u0627\u0636 \u0639\u0645\u0631 \u0627\u0644\u0628\u0637\u0627\u0631\u064a\u0629 \u0648\u062a\u0628\u0627\u0637\u0624 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u062d\u0645\u064a\u0644. \u0648\u0642\u062f \u064a\u0635\u0628\u062d \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0623\u0642\u0644 \u0627\u0633\u062a\u0642\u0631\u0627\u0631\u064b\u0627\u060c \u062e\u0627\u0635\u0629\u064b \u0639\u0646\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u062f\u062f \u0643\u0628\u064a\u0631 \u0645\u0646 \u0627\u0644\u0623\u0634\u062e\u0627\u0635 \u0644\u0644\u0634\u0628\u0643\u0629.<\/p>\n\n\n\n<script 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