{"id":4817,"date":"2025-09-29T11:12:00","date_gmt":"2025-09-29T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/what-to-know-about-receiver-sensitivity-for-devices\/"},"modified":"2026-06-22T06:37:25","modified_gmt":"2026-06-22T06:37:25","slug":"what-to-know-about-receiver-sensitivity-for-devices","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/what-to-know-about-receiver-sensitivity-for-devices","title":{"rendered":"\uc218\uc2e0\uae30 \uac10\ub3c4\uc5d0 \ub300\ud574 \uc54c\uc544\uc57c \ud560 \uc0ac\ud56d"},"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\/8b5d0dfa5a3a4e70be0ba2787e658131.webp\" alt=\"What Should You Know About Receiver Sensitivity\" class=\"wp-image-4815\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8b5d0dfa5a3a4e70be0ba2787e658131.webp 1312w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8b5d0dfa5a3a4e70be0ba2787e658131-300x168.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8b5d0dfa5a3a4e70be0ba2787e658131-1024x574.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8b5d0dfa5a3a4e70be0ba2787e658131-768x431.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8b5d0dfa5a3a4e70be0ba2787e658131-18x10.webp 18w\" sizes=\"(max-width: 1312px) 100vw, 1312px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6b0\ub9ac \ucd08\uc5f0\uacb0 \uc138\uacc4\uc5d0\uc11c\ub294 4K \ube44\ub514\uc624 \uc2a4\ud2b8\ub9ac\ubc0d\ubd80\ud130 \uace0\ube48\ub3c4 \uac70\ub798 \uc2e4\ud589\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uc644\ubcbd\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uc694\uad6c\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc804\uc790 \uc7a1\uc74c\uc758 \uc18c\ub780 \uc18d\uc5d0\uc11c \uae30\uae30\uac00 \ubbf8\uc138\ud55c \ub370\uc774\ud130 \uc2e0\ud638\ub97c \uc2e0\ub8b0\uc131 \uc788\uac8c \ud574\ub3c5\ud558\ub294 \uc6d0\ub9ac\ub97c \ud55c \ubc88\uc774\ub77c\ub3c4 \uc0dd\uac01\ud574 \ubcf4\uc168\uc2b5\ub2c8\uae4c? \uc774 \uacfc\uc815\uc5d0\uc11c \ubb35\ubb35\ud788 \ube5b\ub098\ub294 \uc601\uc6c5\uc740 <strong>\uc218\uc2e0\uae30 \uac10\ub3c4<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud575\uc2ec \ud30c\ub77c\ubbf8\ud130\ub294 \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c, \ud2b9\ud788 \uace0\uc18d \ub370\uc774\ud130\uc13c\ud130 \ubc0f \ud1b5\uc2e0 \ubd84\uc57c\uc5d0\uc11c \uae30\ubc18\uc774 \ub418\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc218\uc2e0\uae30 \uac10\ub3c4\uc5d0 \ub300\ud55c \uc2ec\uce35\uc801 \uc774\ud574\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub9cc\uc744 \uc704\ud55c \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ub124\ud2b8\uc6cc\ud06c \uc778\ud504\ub77c\uc5d0 \ub300\ud55c \ud604\uba85\ud55c \uc758\uc0ac\uacb0\uc815\uc744 \ub0b4\ub9ac\ub294 \ubaa8\ub4e0 \uc774\uc5d0\uac8c \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \ubcf8 \uae30\uc0ac\uc5d0\uc11c\ub294 \uc218\uc2e0\uae30 \uac10\ub3c4\uac00 \ubb34\uc5c7\uc778\uc9c0, \uc65c \uc911\uc694\ud55c\uc9c0, \uadf8\ub9ac\uace0 \uadf8\uac83\uc774 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\uace0\uc131\ub2a5 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud55c \uad11 \uc1a1\uc218\uc2e0 \ubaa8\ub4c8<\/strong><\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uc8fc\uc694 \uc694\uc57d<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\uc218\uc2e0\uae30 \uac10\ub3c4<\/strong> \uae30\uae30\uac00 \ud0d0\uc9c0\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uc57d\ud55c \uc2e0\ud638\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc6b0\uc218\ud55c \uac10\ub3c4\ub294 \uc57d\ud55c \uc2e0\ud638\uc5d0\uc11c\ub3c4 \uac15\ub825\ud55c \uc5f0\uacb0\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p><\/li><li><p>\uc81c\ud488 \uc0c1\uc138 \uc815\ubcf4\uc5d0 \ud45c\uc2dc\ub41c dBm \uac12\uc744 \ubc18\ub4dc\uc2dc \ud655\uc778\ud558\uc138\uc694. dBm \uac12\uc774 \ub354 \uc791\uc744\uc218\ub85d(\uc989, \uc74c\uc758 \uc808\ub300\uac12\uc774 \ud074\uc218\ub85d) \uc218\uc2e0\uae30 \uac10\ub3c4\uac00 \ub354 \uc6b0\uc218\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucd5c\uc801\uc758 \uae30\uae30\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/li><li><p>\uc7a1\uc74c, \ub300\uc5ed\ud3ed, \ud558\ub4dc\uc6e8\uc5b4 \ud488\uc9c8\uacfc \uac19\uc740 \uc694\uc18c\ub4e4\uc744 \uace0\ub824\ud558\uc138\uc694. \uc7a1\uc74c\uc774 \uc801\uace0 \uc124\uc815\uc774 \ucd5c\uc801\ud654\ub418\uba74 \uae30\uae30 \uc131\ub2a5\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4.<\/p><\/li><li><p>\ud544\uc694 \uc2dc \uae30\uae30\uc758 \ud558\ub4dc\uc6e8\uc5b4\ub97c \uad50\uccb4\ud558\uc138\uc694. \ub354 \uc6b0\uc218\ud55c \uc548\ud14c\ub098\ub098 \uc800\uc7a1\uc74c \uc99d\ud3ed\uae30(LNA)\ub97c \uc0ac\uc6a9\ud558\uba74 \uc2e0\ud638 \uc218\uc2e0 \ub2a5\ub825\uacfc \uac10\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/li><li><p>\uc218\uc2e0\uae30 \uac10\ub3c4\ub97c \ud65c\uc6a9\ud574 \uc5f0\uacb0 \ubb38\uc81c\ub97c \uc608\ubc29\ud558\uc138\uc694. \uc774 \uac1c\ub150\uc744 \uc774\ud574\ud558\uba74 \uc0ac\uc6a9 \ud658\uacbd\uc5d0 \ub9de\ub294 \uc131\ub2a5\uc774 \uc6b0\uc218\ud55c \uae30\uae30\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uc218\uc2e0\uae30 \uac10\ub3c4\ub780 \uc815\ud655\ud788 \ubb34\uc5c7\uc778\uac00?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\ub2e8\ud788 \ub9d0\ud574, <strong>\uc218\uc2e0\uae30 \uac10\ub3c4<\/strong> \uc218\uc2e0\uae30 \uc785\ub825\ub2e8\uc5d0\uc11c \uc2dc\uc2a4\ud15c\uc774 \uc9c0\uc815\ub41c \uc131\ub2a5 \uc218\uc900(\uc77c\ubc18\uc801\uc73c\ub85c \ucd5c\ub300 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>\ube44\ud2b8 \uc624\ub958\uc728(BER)\uc758 \uc0c1\uc2b9\uc744 \ucd08\ub798\ud558\ub294 \uc8fc\uc694 \uc6d0\uc778\uc785\ub2c8\ub2e4.<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub97c \uba3c \uac70\ub9ac\uc758 \ub77c\ub514\uc624 \ubc29\uc1a1\uad6d\uc744 \ub4e3\ub294 \uac83\uc5d0 \ube44\uc720\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2e0\ud638\uac00 \ub108\ubb34 \uc57d\ud574(\uc218\uc2e0\uae30 \uac10\ub3c4 \uc774\ud558\ub85c \ub5a8\uc5b4\uc838) \uc218\uc2e0\uae30\uc758 \uac10\ub3c4 \ud55c\uacc4\ub97c \ub118\uc9c0 \ubabb\ud558\uba74, \ub2f9\uc2e0\uc740 \uc624\uc9c1 \uc7a1\uc74c\ub9cc \ub4e4\uc744 \uac83\uc785\ub2c8\ub2e4. \uc218\uc2e0\uae30 \uac10\ub3c4\ub780 \ub2f9\uc2e0\uc758 \u201c\ub77c\ub514\uc624\u201d(\ub610\ub294 \uad11 \uc218\uc2e0\uae30)\uac00 \uba85\ud655\ud788 \ud574\uc11d\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \ubbf8\uc138\ud55c \uc2e0\ud638 \uc138\uae30\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\uce21\uc815 \ub2e8\uc704:<\/strong> \ub2e4\uc74c\uc73c\ub85c \uce21\uc815\ub429\ub2c8\ub2e4. <strong>1\ubc00\ub9ac\uc640\ud2b8\uc5d0 \ub300\ud55c \ub370\uc2dc\ubca8(dBm)<\/strong>. \ub354 \uc74c\uc758 dBm \uac12\uc740 <em>\ub354 \uc6b0\uc218\ud568\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/em> (\ub354 \ubbfc\uac10\ud55c) \uc218\uc2e0\uae30. \uc608\ub97c \ub4e4\uc5b4, -28dBm\uc758 \uac10\ub3c4\ub294 -24dBm\ubcf4\ub2e4 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>BER \uc5f0\uacb0:<\/strong> \uba85\uc2dc\ub41c \uc131\ub2a5\uc740 \uac70\uc758 \ud56d\uc0c1 <strong>\ube44\ud2b8 \uc624\ub958\uc728<\/strong>, \uc989 \uc804\uc1a1\ub41c \ube44\ud2b8 \ucd1d \uc218 \ub300\ube44 \ube44\ud2b8 \uc624\ub958 \uc218\uc758 \ube44\uc728\uacfc \uc5f0\uad00\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uae30\uc900\uce58\ub294 BER 10\u207b\u00b9\u00b2\ub85c, \uc774\ub294 1\uc870 \uac1c\uc758 \ube44\ud2b8\ub2f9 1\uac1c\uc758 \uc624\ub958\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uc218\uc2e0\uae30 \uac10\ub3c4\uac00 \ud0c0\ud611\ud560 \uc218 \uc5c6\ub294 \uc131\ub2a5 \uc9c0\ud45c\uc778 \uc774\uc720<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uc2e0\uae30 \uac10\ub3c4\ub97c \ubb34\uc2dc\ud558\ub294 \uac83\uc740 \uc57d\ud55c \uc5d4\uc9c4\uc744 \uc7a5\ucc29\ud55c \uc2a4\ud3ec\uce20\uce74\ub97c \uc81c\uc791\ud558\ub294 \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uadf8 \uc601\ud5a5\uc740 \ub9c9\ub300\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>\ub124\ud2b8\uc6cc\ud06c \ubc94\uc704 \ud655\uc7a5:<\/strong> \ub192\uc740 \uac10\ub3c4(\ub354 \uc74c\uc758 dBm \uac12)\ub294 \uc2e0\ud638\uac00 \uad11\uc12c\uc720\ub97c \ud1b5\ud574 \uc7ac\uc0dd \ub610\ub294 \uc99d\ud3ed \uc5c6\uc774 \ub354 \uae34 \uac70\ub9ac\ub97c \uc804\ub2ec\ud560 \uc218 \uc788\uac8c \ud558\uba70, \uc774\ub294 \uc9c1\uc811\uc801\uc73c\ub85c \uc778\ud504\ub77c \ube44\uc6a9\uc744 \uc808\uac10\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc2e0\ud638 \ubb34\uacb0\uc131 \ud5a5\uc0c1 \ubc0f \uc624\ub958 \uac10\uc18c:<\/strong> \ubbfc\uac10\ud55c \uc218\uc2e0\uae30\ub294 \uc57d\ud55c \uc2e0\ud638\ub97c \uc815\ud655\ud788 \uac80\ucd9c\ud560 \uc218 \uc788\uc5b4, \ub354 \ub0ae\uc740 BER\uacfc \ub354 \uc2e0\ub8b0\uc131 \ub192\uc740 \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ud30c\uc6cc \uc608\uc0b0 \ud5a5\uc0c1:<\/strong> \uc774\ub294 \uc2dc\uc2a4\ud15c\uc758 <strong>\uad11\ud559 \ud30c\uc6cc \uc608\uc0b0<\/strong>. \uc758 \ud575\uc2ec \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc6b0\uc218\ud55c \uc218\uc2e0\uae30 \uac10\ub3c4\ub294 \ucee4\ub125\ud130 \uc190\uc2e4 \ubc0f \uad11\uc12c\uc720 \uac10\uc1e0\uc640 \uac19\uc740 \uae30\ud0c0 \uc2dc\uc2a4\ud15c \uc190\uc2e4\uc5d0 \ub300\ud55c \uc5ec\uc720 \uc6a9\ub7c9\uc744 \ub354 \ub9ce\uc774 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ub124\ud2b8\uc6cc\ud06c\uc758 \ubbf8\ub798 \ub300\uc751\ub825 \uac15\ud654:<\/strong> \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c(10G\uc5d0\uc11c 100G, 400G \ubc0f \uadf8 \uc774\uc0c1\uc73c\ub85c), \uc2e0\ud638\ub294 \ubcf8\uc9c8\uc801\uc73c\ub85c \uc57d\ud574\uc9d1\ub2c8\ub2e4. \ucc28\uc138\ub300 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc9c0\uc6d0\ud558\uae30 \uc704\ud574 \uace0\uac10\ub3c4 \uc218\uc2e0\uae30\uac00 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uc218\uc2e0\uae30 \uac10\ub3c4\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294 \uc8fc\uc694 \uc694\uc778<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uc2e0\uae30\uc758 \uac10\ub3c4\ub97c \uacb0\uc815\ud558\ub294 \uc5ec\ub7ec \uc694\uc18c\uac00 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\uc7a1\uc74c \uc9c0\uc218(Noise Figure):<\/strong> \uc218\uc2e0\uae30 \uad6c\uc131 \uc694\uc18c\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ub0b4\ubd80 \uc7a1\uc74c. \uc7a1\uc74c\uc774 \ub0ae\uc744\uc218\ub85d \uc88b\uc2b5\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uad11\uac80\ucd9c\uae30 \uc720\ud615(Photodetector Type):<\/strong> \ube5b\uc744 \uc804\uae30 \uc804\ub958\ub85c \ubcc0\ud658\ud558\ub294 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/pin-apd-photodiode-technologies-applications\/\"><strong>\ud3ec\ud1a0\ub2e4\uc774\uc624\ub4dc\uac00<\/strong><\/a> (\uc608: PIN \ub300\ube44 APD)\uc758 \ud6a8\uc728\uc131. <strong>\uc5b4\ubc8c\ub7f0\uce58 \uad11\ub2e4\uc774\uc624\ub4dc(Avalanche Photodiodes, APDs)<\/strong> \ub294 \ub192\uc740 \uac10\ub3c4\ub85c \uc720\uba85\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/transimpedance-amplifiers-tias-how-they-work-and-applications\/\"><strong>\ud2b8\ub79c\uc2a4\uc784\ud53c\ub358\uc2a4 \uc99d\ud3ed\uae30(TIA)<\/strong><\/a><strong>:<\/strong> \uad11\uac80\ucd9c\uae30\uc758 \uc804\ub958\ub97c \uc804\uc555 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\ub294 \uc774 \uc99d\ud3ed\uae30\uc758 \ud488\uc9c8\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ub370\uc774\ud130 \uc804\uc1a1\ub960:<\/strong> \uc77c\ubc18\uc801\uc73c\ub85c \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uac00 \ub192\uc544\uc9c8\uc218\ub85d(\ub354 \ub113\uc740 \ub300\uc5ed\ud3ed\uacfc \uc99d\uac00\ub41c \uc7a1\uc74c\uc73c\ub85c \uc778\ud574) \uc218\uc2e0\uae30 \uac10\ub3c4\ub294 \ub0ae\uc544\uc9c0\uba70(\uc989, \ub354 \ub192\uace0 \ub35c \uc74c\uc758 dBm \uac12\uc774 \ub428) \uac10\ub3c4\uac00 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798 \ud45c\ub294 \ud45c\uc900 \uad11\uc218\uc2e0\uae30\uc5d0 \ub300\ud574 \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uc640 \uac10\ub3c4 \uac04\uc758 \uc77c\ubc18\uc801\uc778 \uad00\uacc4\ub97c \uc694\uc57d\ud55c \uac83\uc785\ub2c8\ub2e4:<\/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>\ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc77c\ubc18\uc801\uc778 \uc218\uc2e0\uae30 \uac10\ub3c4(BER 10\u207b\u00b9\u00b2 \uae30\uc900)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \ubd84\uc57c<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>1Gbps<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>-24dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uae30\uac00\ube44\ud2b8 \uc774\ub354\ub137, SDH\/SONET<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>10Gbps<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>-21dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>10G \uc774\ub354\ub137, \ud30c\uc774\ubc84 \ucc44\ub110<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>25Gbps<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>-18dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>25G \uc774\ub354\ub137, 5G \ud504\ub860\ud2b8\ud640<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>100Gbps<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>-15dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub370\uc774\ud130\uc13c\ud130 \uc0c1\ud638\uc5f0\uacb0, CFP \ubaa8\ub4c8<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ud45c: \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uc5d0 \ub530\ub978 \uac10\ub3c4 \ubcc0\ud654 \uc608\uc2dc. \uc2e4\uc81c \uac12\uc740 \uae30\uc220 \ubc0f \uc81c\uc870\uc0ac\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc74c.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uad11 \ubaa8\ub4c8\uc5d0\uc11c \uc218\uc2e0\uae30 \uac10\ub3c4\uc758 \ud575\uc2ec\uc801 \uc5ed\ud560<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc6a9\uc801 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc774\uc57c\uae30\ud560 \ub54c, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\uace0\uc131\ub2a5 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud55c \uad11 \uc1a1\uc218\uc2e0 \ubaa8\ub4c8<\/strong><\/a> \ubc14\ub85c \uc5ec\uae30\uc11c \uc774\ub860\uc774 \ud604\uc2e4\uacfc \ub9de\ub2ff\ub294\ub2e4. \uc774\ub7ec\ud55c \ud56b\ud50c\ub7ec\uadf8 \ubc29\uc2dd \uc7a5\uce58\ub4e4\uc740 \ud604\ub300 \ub124\ud2b8\uc6cc\ud0b9\uc758 \ud575\uc2ec \ub3d9\ub825\uc6d0\uc73c\ub85c, \uc804\uae30 \uc2e0\ud638\uc640 \uad11 \ud384\uc2a4 \uac04 \ubcc0\ud658\uc744 \ub2f4\ub2f9\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>\uad11 \ubaa8\ub4c8\uc758 \uc218\uc2e0\uae30 \uac10\ub3c4<\/strong> \ub294 \uc544\ub9c8\ub3c4 \uadf8 \uac00\uc7a5 \ud575\uc2ec\uc801\uc778 \uc0ac\uc591\uc77c \uac83\uc774\ub2e4. \uc774\ub294 \ud2b9\ud788 \uc7a5\uac70\ub9ac \uc804\uc1a1 \ub610\ub294 \uace0\ubc00\ub3c4 \ud30c\uc7a5\ubd84\ud560\ubcf5\uc6a9(DWDM) <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/what-is-dwdm-explaining-dense-wavelength-division-multiplexing\/\"><strong>(DWDM)<\/strong><\/a> \uc2dc\uc2a4\ud15c\ucc98\ub7fc \uc2e0\ud638\uac00 \ub9c9\ub300\ud55c \uac70\ub9ac \ub3d9\uc548 \uac10\uc1e0\ub418\ub294 \uc5b4\ub824\uc6b4 \uc2e4\ud658\uacbd \uc870\uac74 \ud558\uc5d0\uc11c \ubaa8\ub4c8\uc774 \ud6a8\uacfc\uc801\uc73c\ub85c \uc791\ub3d9\ud560 \uc218 \uc788\ub294\uc9c0\ub97c \uacb0\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub124\ud2b8\uc6cc\ud06c \uc544\ud0a4\ud14d\ud2b8 \uc785\uc7a5\uc5d0\uc11c\ub294 <strong>\ub192\uc740 \uac10\ub3c4\ub97c \uac16\ucd98 \uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84\ub97c \uc120\ud0dd\ud558\ub294 \uac83\uc774<\/strong> \uc804\ub7b5\uc801 \uacb0\uc815\uc774\uba70, \ub124\ud2b8\uc6cc\ud06c \uc2e0\ub8b0\uc131\uacfc \ucd1d \uc18c\uc720 \ube44\uc6a9(TCO)\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc774\ub54c \uace0\uae09 \uc124\uacc4 \ubc0f \uc81c\uc870 \uc5ed\ub7c9\uc744 \uac16\ucd98 \ud30c\ud2b8\ub108\ub97c \uc120\ud0dd\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc911\uc694\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"719\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc.jpg\" alt=\"optical transceiver\" class=\"wp-image-4816\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc-300x180.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc-1024x614.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc-768x460.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/85a349f89e2e4a2f8b32d36db525a8fc-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" ><strong>LINK-PP: \uad11 \ubbfc\uac10\ub3c4 \ubd84\uc57c\uc758 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc6b0\uc218\uc131<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">At <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>, \ub2f9\uc0ac\ub294 \uad11 \uc131\ub2a5\uc758 \ud55c\uacc4\ub97c \ub04a\uc784\uc5c6\uc774 \ud655\uc7a5\ud558\ub294 \ub370 \ud2b9\ud654\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ub2f9\uc0ac\uc758 R&amp;D\ub294 <strong>\uace0\uc131\ub2a5 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud55c \uad11 \uc1a1\uc218\uc2e0 \ubaa8\ub4c8<\/strong> \uc5c5\uacc4 \ucd5c\uace0 \uc218\uc900\uc758 \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\ub97c \uc81c\uacf5\ud558\ub294 \uc81c\ud488 \uc124\uacc4\uc5d0 \uc911\uc810\uc744 \ub450\uace0 \uc788\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \uadc0\uc0ac\uc758 \ub124\ud2b8\uc6cc\ud06c\uac00 \ucd5c\ub300 \ud6a8\uc728\ub85c \uc791\ub3d9\ud558\uace0 \uac00\ub3d9 \uc911\ub2e8 \uc2dc\uac04\uc744 \ucd5c\uc18c\ud654\ud560 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2f9\uc0ac \ubaa8\ub4c8\uc740 <strong>\uc800\uc7a1\uc74c TIAs(\uc804\ub958-\uc804\uc555 \uc99d\ud3ed\uae30)<\/strong> \ubc0f \uace0\ud488\uc9c8 <strong>APDs(\uc5b4\ubc14\uc6b4\ub4dc \uad11\uac80\ucd9c\uae30)<\/strong> \ub97c \ud1b5\ud569\ud558\uc5ec \ub6f0\uc5b4\ub09c \ubbfc\uac10\ub3c4 \uc218\uce58\ub97c \ub2ec\uc131\ud569\ub2c8\ub2e4. \uc774\ub294 \uad11\ubc94\uc704\ud55c \uc804\uc1a1 \uac70\ub9ac\uc5d0\uc11c \uac15\ub825\ud55c \uc131\ub2a5\uc774 \uc694\uad6c\ub418\ub294 \uc751\uc6a9 \ubd84\uc57c, \uc608\ub97c \ub4e4\uc5b4 <strong>\ub3c4\uc2dc\uad8c \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0<\/strong> \ubc0f <strong>\uace0\ubc00\ub3c4 \ub370\uc774\ud130\uc13c\ud130 \uc0c1\ud638 \uc5f0\uacb0<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5d0 \uc774\uc0c1\uc801\uc73c\ub85c \uc801\ud569\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc5ed\ub7c9\uc758 \ub300\ud45c\uc801\uc778 \uc0ac\ub840\uac00 \ubc14\ub85c \ub2f9\uc0ac\uc758 <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472708.htm\"><strong>100G QSFP28 ER4<\/strong><\/a> \ubaa8\ub4c8\uc785\ub2c8\ub2e4. \uc774 \ubaa8\ub4c8\uc740 \uc7a5\uac70\ub9ac \uc804\uc1a1 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \ud0c1\uc6d4\ud55c \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4 -16dBm\uc744 \uc790\ub791\ud558\uba70, \uacbd\uc7c1 \uc81c\ud488 \ub300\ube44 \uc0c1\ub2f9\ud55c \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc740 \uacac\uace0\ud55c <strong>\uad11 \ub9c1\ud06c \uc608\uc0b0<\/strong> 100G \ub124\ud2b8\uc6cc\ud06c \uad6c\ucd95 \ubc0f \ub354 \ub113\uc740 \ubc30\uce58 \uc720\uc5f0\uc131\uc744 \ubcf4\uc7a5\ud558\uc5ec <strong>\uace0\uc131\ub2a5 \uc7a5\uac70\ub9ac \uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4 \uce21\uc815 \ubc0f \uac80\uc99d \ubc29\ubc95<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub4c8\uc774 \uba85\uc138\uc11c \uc0ac\uc591\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud655\uc778\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\ub294 \uc77c\ubc18\uc801\uc73c\ub85c <strong>\ube44\ud2b8 \uc624\ub958\uc728 \ud14c\uc2a4\ud2b8(BERT)<\/strong> \uc2dc\uc2a4\ud15c\uc744 \uc0ac\uc6a9\ud558\uc5ec \uac80\uc99d\ud569\ub2c8\ub2e4. \ud14c\uc2a4\ud2b8 \uc808\ucc28\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\">\uc54c\ub824\uc9c4 \uc591\ud638\ud55c \uad11 \uc2e0\ud638\ub97c \ub9e4\uc6b0 \ub0ae\uc740 \uc804\ub825 \uc218\uc900\uc73c\ub85c \uac10\uc1c4\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\">\uc774 \uc57d\ud55c \uc2e0\ud638\ub97c \ud14c\uc2a4\ud2b8 \ub300\uc0c1 \uc218\uc2e0\uae30\uc5d0 \uacf5\uae09\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\">\ud574\ub2f9 \uc785\ub825 \uc804\ub825 \uc218\uc900\uc5d0\uc11c \ube44\ud2b8 \uc624\ub958\uc728(BER)\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\">\ubbfc\uac10\ub3c4\ub780, BER\uc774 \uc0ac\uc804 \uc815\uc758\ub41c \uc784\uacc4\uac12(\uc608: 10\u207b\u00b9\u00b2)\uc744 \ucd08\uacfc\ud558\ub294 \uc804\ub825 \uc218\uc900\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u26a1 \uacb0\ub860: \uc57d\ud55c \uc2e0\ud638\ub97c \ub2f9\uc2e0\uc758 \uc57d\uc810\uc73c\ub85c \ub0b4\ubc84\ub824 \ub450\uc9c0 \ub9c8\uc2ed\uc2dc\uc624<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc218\uc2e0\uae30 \uac10\ub3c4<\/strong> \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\ub294 \ub2e8\uc21c\ud55c \uae30\uc220 \uc0ac\uc591\uc11c\uc758 \ud56d\ubaa9\uc744 \ub118\uc5b4\uc11c\ub294 \uac1c\ub150\uc785\ub2c8\ub2e4. \uc774\ub294 \ub124\ud2b8\uc6cc\ud06c\uc758 \uc804\uc1a1 \uac70\ub9ac, \uc2e0\ub8b0\uc131 \ubc0f \uc131\ub2a5\uc744 \uacb0\uc815\uc9d3\ub294 \uadfc\ubcf8\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4. \ub370\uc774\ud130 \uc911\uc2ec \uc2dc\ub300\uc5d0 \uc774 \ub9e4\uac1c\ubcc0\uc218\ub97c \ud0c0\ud611\ud558\uba74 \uc624\ub958 \uc99d\uac00, \ud655\uc7a5\uc131 \uc81c\ud55c, \uc6b4\uc601 \ube44\uc6a9 \uc0c1\uc2b9 \ub4f1\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\uad11 \ubaa8\ub4c8<\/strong><\/a> \uc120\ud0dd \uc2dc \uace0\ubbfc\ub3c4\uac00 \ub192\uc740 \uad6c\uc131\uc694\uc18c\ub85c\uc11c, \uace0\ubbfc\uac10\ub3c4 \ubd80\ud488\uc744 \uc6b0\uc120 \uace0\ub824\ud568\uc73c\ub85c\uc368 \ub354 \uac15\ub825\ud558\uace0 \ud0c4\ub825 \uc788\ub294 \ub124\ud2b8\uc6cc\ud06c \uae30\ubc18\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \ud22c\uc790\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2e0\ud638 \ubd88\ud655\uc2e4\uc131\uc744 \uc81c\uac70\ud558\uace0 \uc778\ud504\ub77c\ub97c \ubbf8\ub798\uc5d0 \ub300\ube44\ud574 \uc900\ube44\uc2dc\ud0a4\uace0 \uc2f6\uc73c\uc2e0\uac00\uc694? <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud0d0\uc0c9\ud558\uae30 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a><strong>\u2018s<\/strong> \ub2f9\uc0ac\uc758 \uace0\ubbfc\uac10\ub3c4 \uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84 \ud3ec\ud2b8\ud3f4\ub9ac\uc624\ub97c \ud655\uc778\ud574 \ubcf4\uc138\uc694. \ub2f9\uc0ac \uc804\ubb38\uac00\ub4e4\uc774 \uadc0\uc0ac\uc758 \ud2b9\uc815 <strong>\uad11\ud559 \ud30c\uc6cc \uc608\uc0b0<\/strong> \uc694\uad6c\uc0ac\ud56d \ubc0f \uc751\uc6a9 \ubd84\uc57c \ud544\uc694\uc870\uac74\uc5d0 \uc644\ubcbd\ud788 \ubd80\ud569\ud558\ub294 \ubaa8\ub4c8\uc744 \uc120\uc815\ud574 \ub4dc\ub9b4 \uc900\ube44\uac00 \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/contactus.htm\"><strong>\uc9c0\uae08 \ubc14\ub85c LINK-PP\uc5d0 \ubb38\uc758\ud558\uc138\uc694<\/strong><\/a><strong> \ub370\uc774\ud130\uc2dc\ud2b8 \uc694\uccad \ub610\ub294 \ucee8\uc124\ud305 \uc77c\uc815 \uc608\uc57d!<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud1b5\ud569 \ub124\ud2b8\uc6cc\ud06c \uc5b4\ub311\ud130\uc758 \uc8fc\uc694 \uc5ed\ud560\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\uac00 \uadc0\ud558\uc758 \uc7a5\uce58\uc5d0 \uc5b4\ub5a4 \uc758\ubbf8\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\ub294 \uc7a5\uce58\uac00 \uac10\uc9c0\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uc791\uc740 \uc2e0\ud638\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774 \uac12\uc740 \uc7a5\uce58\uac00 \uc57d\ud55c \uc2e0\ud638\uc5d0\uc11c\ub3c4 \uc798 \uc791\ub3d9\ud558\ub294\uc9c0\ub97c \ud310\ub2e8\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc7a5\uce58\uc758 \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\uac00 \ub0ae\uc73c\uba74 \uc5b4\ub5bb\uac8c \ub418\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc7a5\uce58\uc758 \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\uac00 \ub0ae\uc744 \uacbd\uc6b0, \uc57d\ud55c \uc2e0\ud638\ub97c \ub193\uce58\uac8c \ub429\ub2c8\ub2e4. \uc2e0\ud638\uac00 \uc57d\ud574\uc9c8 \ub54c \uc5f0\uacb0\uc774 \ub04a\uae30\uac70\ub098, \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uac00 \ub290\ub824\uc9c0\uac70\ub098, \uc815\ubcf4\uac00 \uc190\uc2e4\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc7a5\uce58 \uac04 \uc218\uc2e0\uae30 \ubbfc\uac10\ub3c4\ub97c \ube44\uad50\ud558\ub824\uba74 \ubb34\uc5c7\uc744 \ud655\uc778\ud574\uc57c \ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\ud488 \uc0ac\uc591\uc11c\uc5d0 \ud45c\uc2dc\ub41c dBm \uac12\uc744 \ud655\uc778\ud558\uc138\uc694. dBm \uac12\uc774 \ub0ae\uc744\uc218\ub85d \ubbfc\uac10\ub3c4\uac00 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \ub610\ud55c \ud328\ud0b7 \uc624\ub958\uc728 \ub610\ub294 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