{"id":22983,"date":"2026-10-08T00:05:17","date_gmt":"2026-10-07T16:05:17","guid":{"rendered":"https:\/\/www.luleey.com\/?p=22983"},"modified":"2026-10-07T00:07:46","modified_gmt":"2026-10-06T16:07:46","slug":"bidi-sfp-optical-power-test-a-practical-guide","status":"publish","type":"post","link":"https:\/\/www.luleey.com\/ko\/bidi-sfp-optical-power-test-a-practical-guide\/","title":{"rendered":"BiDi SFP \uad11 \ud30c\uc6cc \ud14c\uc2a4\ud2b8: \uc2e4\uc6a9 \uac00\uc774\ub4dc"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-8bda0437\">A <strong><a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ko\/tag\/bidi-sfp\/\" title=\"BiDi SFP\uc758 \ubaa8\ub4e0 \uac8c\uc2dc\ubb3c \ubcf4\uae30\">\uc591\ubc29\ud5a5 SFP<\/a> \uad11 \ucd9c\ub825 \uce21\uc815<\/strong> \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc73c\ub85c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ko\/tag\/optical-power-meter\/\" title=\"\uad11 \ud30c\uc6cc \ubbf8\ud130\uc758 \ubaa8\ub4e0 \uac8c\uc2dc\ubb3c \ubcf4\uae30\">\uad11\ud559 \ud30c\uc6cc \ubbf8\ud130<\/a> \uacc4\uce21\uae30\uac00 \ud55c \ubc88\uc5d0 \ud558\ub098\uc758 \uc54c\ub824\uc9c4 \uc1a1\uc2e0\uae30 \ud30c\uc7a5\ub9cc \uc218\uc2e0\ud560 \ub54c\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ub3d9\uc77c\ud55c \uacc4\uce21\uae30\ub85c\ub294 \uc791\ub3d9 \uc911\uc778 \ub2e8\uc77c \uad11\uc12c\uc720 \ub9c1\ud06c\uc5d0\uc11c \ub450 \uac1c\uc758 \ud65c\uc131 \ud30c\uc7a5\uc744 \ubd84\ub9ac\ud560 \uc218 \uc5c6\uc73c\uba70, \ud30c\uc7a5 \uc124\uc815\uc744 \ubcc0\uacbd\ud55c\ub2e4\uace0 \ud574\uc11c \ud30c\uc7a5 \ud544\ud130\uac00 \ucd94\uac00\ub418\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6ab15355\">\uc774\ub7ec\ud55c \uad6c\ubd84\uc744 \ud1b5\ud574 \ub450 \uac00\uc9c0 \ud754\ud55c \uc2e4\uc218\ub97c \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud558\ub098\ub294 \uacb0\ud569\ub41c \uc2e4\uc2dc\uac04 \uce21\uc815\uac12\uc744 \ub9c8\uce58 \ud558\ub098\uc758 \ubc29\ud5a5\uc5d0 \uc18d\ud558\ub294 \uac83\ucc98\ub7fc \uc2e0\ub8b0\ud558\ub294 \uac83\uc774\uace0, \ub2e4\ub978 \ud558\ub098\ub294 \uacc4\uce21\uae30\uc758 \ubcf4\uc815 \ud30c\uc7a5\uc774 \uc798\ubabb \uc124\uc815\ub418\uc5c8\ub2e4\ub294 \uc774\uc720\ub9cc\uc73c\ub85c \uc815\uc0c1\uc801\uc778 \ubaa8\ub4c8\uc744 \uac70\ubd80\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-985ba945\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-22985\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/bidi-sfp-optical-power-test-hero-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-03d6d0a6\">BiDi SFP \uad11 \ud30c\uc6cc \ud14c\uc2a4\ud2b8: \uc77c\ubc18 \uce21\uc815\uae30\ub85c\ub3c4 \uac00\ub2a5\ud55c \uac83<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc2dc\ud5d8 \ubb38\uc81c<\/th><th>\uc77c\ubc18\uc801\uc778 \ub2e8\uc77c \ud3ec\ud2b8 \uad11 \ud30c\uc6cc \ubbf8\ud130\uc778\uac00\uc694?<\/th><th>\uc911\uc694\ud55c \uc870\uac74<\/th><\/tr><\/thead><tbody><tr><td>\ubaa8\ub4c8 1\uc758 \uc1a1\uc2e0\uae30 \ucd9c\ub825\uc744 \uce21\uc815\ud55c\ub2e4<\/td><td>\uc608<\/td><td>\uc1a1\uc2e0\uae30\uac00 \ud65c\uc131\ud654\ub418\uc5b4 \uc788\uc73c\uba70, \ud30c\uc7a5\uc774 \uc54c\ub824\uc838 \uc788\uace0, \uce21\uc815\uae30\ub294 \ud574\ub2f9 \ud30c\uc7a5\uacfc \ucd9c\ub825 \ubc94\uc704\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td>\uc6d0\uaca9 \ubaa8\ub4c8\uc5d0\uc11c \uad11\uc12c\uc720\ub97c \ud1b5\ud574 \uc720\uc785\ub418\ub294 \uc804\ub825\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/td><td>\uc608<\/td><td>\uc218\uc2e0 \uce21\uc774 \uc5f0\uacb0\uc774 \ub04a\uc5b4\uc84c\uc73c\ubbc0\ub85c \ud14c\uc2a4\ud2b8\ub85c \uc778\ud574 \ub9c1\ud06c\uac00 \uc911\ub2e8\ub429\ub2c8\ub2e4.<\/td><\/tr><tr><td>\uc804\uc6d0\uc774 \uacf5\uae09\ub418\ub294 \ub2e8\uc77c \uad11\uc12c\uc720 BiDi \ub9c1\ud06c\uc5d0\uc11c \uc591\ubc29\ud5a5 \uc2e0\ud638\ub97c \ubd84\ub9ac\ud558\uae30<\/td><td>\uc544\ub2c8\uc694, \uadf8 \uc790\uccb4\ub85c\ub294 \uc544\ub2d9\ub2c8\ub2e4<\/td><td>\ud30c\uc7a5 \uc120\ud0dd\uc131\uc774 \uc788\uace0 \uc801\uc808\ud558\uac8c \uc9c0\ud5a5\uc131\uc774 \uc788\ub294 \uc2e4\uce21 \uc2dc\ud5d8 \uc7a5\uce58\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr><tr><td>\uc54c \uc218 \uc5c6\ub294 \uad11\ud559 \ud30c\uc7a5\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624<\/td><td>\uc544\ub2c8\uc694<\/td><td>\ud30c\uc7a5\uacc4 \ub610\ub294 \uad11 \uc2a4\ud399\ud2b8\ub7fc \ubd84\uc11d\uae30\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624<\/td><\/tr><tr><td>\ubcc4\ub3c4\uc758 \ud65c\uc131 PON \ucc44\ub110 \ubc0f \uc5c5\uc2a4\ud2b8\ub9bc \ubc84\uc2a4\ud2b8 \uce21\uc815<\/td><td>\uc544\ub2c8\uc694<\/td><td>\ud544\uc694\ud55c \ub300\uc5ed\uacfc \ubc84\uc2a4\ud2b8 \uce21\uc815\uc744 \uba85\uc2dc\uc801\uc73c\ub85c \uc9c0\uc6d0\ud558\ub294 PON \uce21\uc815\uae30\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f678f561\">\uac04\ub2e8\ud788 \ub9d0\ud574 \uaddc\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: <strong>\uc54c\ub824\uc9c4 \uc2e0\ud638 \uc911 \ud558\ub098\ub294 \uce21\uc815 \uac00\ub2a5\ud558\uc9c0\ub9cc, \uc77c\ubc18\uc801\uc778 \uad11\ub300\uc5ed \uc804\ub825\uacc4\ub85c\ub294 \ub3d9\uc2dc \ud30c\uc7a5\ub4e4\uc744 \uac1c\ubcc4\uc801\uc73c\ub85c \uc2dd\ubcc4\ud560 \uc218 \uc5c6\ub2e4.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0c85414c\">BiDi \ud14c\uc2a4\ud2b8\uac00 \uc65c \ub2e4\ub978\uac00<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0292e301\">\uc77c\ubc18\uc801\uc778 \uc774\uc911 \uad11 \ub9c1\ud06c\ub294 \uc1a1\uc2e0\uc6a9\uacfc \uc218\uc2e0\uc6a9\uc73c\ub85c \uac01\uac01 \ud558\ub098\uc758 \uad11\uc12c\uc720\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uace0\uc815 \ud30c\uc7a5 BiDi \uc30d\uc740 \uc591\ubc29\ud5a5 \ubaa8\ub450\uc5d0\uc11c \ud558\ub098\uc758 \uad11\uc12c\uc720\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ub0b4\ubd80 \ud30c\uc7a5 \uc120\ud0dd\ud615 \ubd80\ud488\uc740 \ub85c\uceec \uc1a1\uc2e0\uae30\uc640 \ub85c\uceec \uc218\uc2e0\uae30\ub97c \uacb0\ud569\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A\uba74\uc740 \ud30c\uc7a5 A\ub85c \uc1a1\uc2e0\ud558\uace0 \ud30c\uc7a5 B\ub85c \uc218\uc2e0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>B\uba74\uc740 \ud30c\uc7a5 B\ub85c \uc1a1\uc2e0\ud558\uace0 \ud30c\uc7a5 A\ub85c \uc218\uc2e0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c5a77c4e\">\ud55c \uac00\ub2e5\uc758 \uad11\uc12c\uc720\uc5d0\uc11c \ub450 \ud30c\uc7a5\uc744 \uacb0\ud569\ud558\uace0 \ubd84\ub9ac\ud558\uae30 \uc704\ud574 \ud30c\uc7a5 \ubd84\ud560 \ubd80\ud488\uc744 \uc0ac\uc6a9\ud558\ub294 \uc774\ub7ec\ud55c \ubc29\uc2dd\uc740 \uc774\ub354\ub137 \uc5bc\ub77c\uc774\uc5b8\uc2a4(Ethernet Alliance)\uc758 <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ko\/tag\/single-fiber-ethernet\/\" title=\"\ub2e8\uc77c \uad11\uc12c\uc720 \uc774\ub354\ub137 \uad00\ub828 \ubaa8\ub4e0 \uac8c\uc2dc\ubb3c \ubcf4\uae30\">\ub2e8\uc77c \uad11\uc12c\uc720 \uc774\ub354\ub137<\/a> \uc790\ub8cc. <a href=\"https:\/\/www.ethernetalliance.org\/wp-content\/uploads\/2011\/10\/132_ETHERNETSOLUTIONS3.pdf?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">ethernetalliance.org<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3c6adc23\">\ub530\ub77c\uc11c \ub450 \ubaa8\ub4c8\uc740 \uc0c1\ud638 \ubcf4\uc644\uc801\uc778 \uc1a1\uc2e0(TX) \ubc0f \uc218\uc2e0(RX) \ud30c\uc7a5\uc744 \uac00\uc838\uc57c \ud569\ub2c8\ub2e4. \ub610\ud55c \uc801\uc6a9 \ubd84\uc57c, \ub77c\uc778 \uc18d\ub3c4, \uc804\uc1a1 \uac70\ub9ac \ub4f1\uae09, \ucee4\ub125\ud130, \uad11\uc12c\uc720 \uc720\ud615, \uad11 \uc608\uc0b0 \ubc0f \ud638\uc2a4\ud2b8 \uc9c0\uc6d0 \uce21\uba74\uc5d0\uc11c\ub3c4 \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uc5ec\uc804\ud788 \uc5b4\ub5a4 \ubaa8\ub4c8\uc744 \uc870\ud569\ud574\uc57c \ud560\uc9c0 \ud655\uc2e4\ud558\uc9c0 \uc54a\ub2e4\uba74, \uba3c\uc800 LuLeey\uc758 \uac00\uc774\ub4dc\ub97c \ucc38\uace0\ud558\uc5ec <a href=\"https:\/\/www.luleey.com\/ko\/can-you-use-two-identical-bidi-sfp-modules-together\/?utm_source=chatgpt.com\">\ub450 \uac1c\uc758 \ub3d9\uc77c\ud55c BiDi SFP \ubaa8\ub4c8<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e666df86\">\uc77c\ubc18\uc801\uc778 \uad11 \ud30c\uc6cc \ubbf8\ud130\uc5d0\ub294 \uad11\ub300\uc5ed \uad11\uac80\ucd9c\uae30\uac00 \uc7a5\ucc29\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubbf8\ud130\ub294 \ud574\ub2f9 \uac80\ucd9c\uae30\uc5d0 \ub3c4\ub2ec\ud558\ub294 \ud3c9\uade0 \uad11 \ud30c\uc6cc\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. \uac80\ucd9c\uae30\uc758 \uac10\ub3c4\ub294 \ud30c\uc7a5\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uae30 \ub54c\ubb38\uc5d0, \ud30c\uc7a5 \uc120\ud0dd \uc2dc\uc5d0\ub294 \uc120\ud0dd\ub41c \ud30c\uc7a5\uc5d0 \ub300\ud55c \uad50\uc815 \uac12\uc774 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc774 \ubbf8\ud130\ub294 \ub2e4\ub978 \ubaa8\ub4e0 \ud30c\uc7a5\uc774 \uc0ac\ub77c\uc9c0\ub3c4\ub85d \uc870\uc815\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/www.thefoa.org\/tech\/ref\/testing\/Instruments\/instr.html?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">\uad11\uc12c\uc720 \uacc4\uce21\uae30<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-be4d1560\">\uc774 \ub54c\ubb38\uc5d0 1310 nm\ub97c \uc120\ud0dd\ud55c\ub2e4\uace0 \ud574\ub3c4 \ub3d9\uc77c\ud55c \ud14c\uc2a4\ud2b8 \ud3ec\ud2b8\uc5d0\uc11c \ub2e4\ub978 \ud65c\uc131 \ud30c\uc7a5\uc73c\ub85c\ubd80\ud130 1310 nm \ucc44\ub110\uc744 \ubd84\ub9ac\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc5ec\ub7ec \ud30c\uc7a5\uc774 \uac80\ucd9c\uae30\uc5d0 \ub3c4\ub2ec\ud558\ub294 \uacbd\uc6b0, \ub514\uc2a4\ud50c\ub808\uc774\uc5d0 \ud45c\uc2dc\ub418\ub294 \uac12\uc740 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ucc44\ub110\ubcc4 \uacb0\uacfc\uac00 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-23d4fd53\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-22984\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/regular-opm-bidi-measurement-guide-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-6c32bc54\">\ud14c\uc2a4\ud2b8 1: BiDi SFP \uc1a1\uc2e0\uae30 \ucd9c\ub825 \uce21\uc815<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6c0b111d\">\uc774 \ud14c\uc2a4\ud2b8\ub294 \uacc4\ub7c9\uae30\uc5d0 \ub85c\uceec \uc1a1\uc2e0\uae30\ub9cc \uc5f0\uacb0\ub418\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0 \uac00\uc7a5 \uc815\ud655\ud55c \ud14c\uc2a4\ud2b8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-dc221145\">1. \ubaa8\ub4c8 \ubc0f \ud638\uc2a4\ud2b8\uc758 \uc815\ud655\ud55c \uc0c1\ud0dc\ub97c \uae30\ub85d\ud558\uc2ed\uc2dc\uc624.<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9881b5dd\">\ub2e4\uc74c \ub0b4\uc6a9\uc744 \uc801\uc5b4\ubcf4\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ubaa8\ub4c8 \uc81c\uc870\uc0ac, \ubd80\ud488 \ubc88\ud638 \ubc0f \uac1c\uc815\ud310<\/li>\n\n\n\n<li>\uba85\ubaa9\uc0c1 \uc1a1\uc2e0 \ud30c\uc7a5 \ubc0f \ud5c8\uc6a9 \ud30c\uc7a5 \ubc94\uc704<\/li>\n\n\n\n<li>\uacf5\ud45c\ub41c \uc1a1\uc2e0 \uc804\ub825\uc758 \ucd5c\uc18c\uac12 \ubc0f \ucd5c\ub300\uac12<\/li>\n\n\n\n<li>\ud638\uc2a4\ud2b8 \ubaa8\ub378, \ud3ec\ud2b8, \ud38c\uc6e8\uc5b4 \ub610\ub294 \ub4dc\ub77c\uc774\ubc84, \uadf8\ub9ac\uace0 \uad6c\uc131\ub41c \ub77c\uc778 \uc18d\ub3c4<\/li>\n\n\n\n<li>\ucee4\ub125\ud130 \uc720\ud615 \ubc0f \uc5f0\ub9c8 \uc0c1\ud0dc<\/li>\n\n\n\n<li>\uc1a1\uc2e0\uae30\uac00 \ud65c\uc131\ud654\ub418\uc5b4 \uc788\ub294\uc9c0 \uc5ec\ubd80<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ea992566\">\u201cSFP\u201d, \u201cSFP+\u201d \ub610\ub294 \u201cBiDi\u201d\ub77c\ub294 \uc6a9\uc5b4\ub9cc \ubcf4\uace0 \ud310\ub2e8\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \ubb3c\ub9ac\uc801 \ud638\ud658\uc131\uc774 \uc788\ub2e4\uace0 \ud574\uc11c \ud638\uc2a4\ud2b8 SerDes \ubaa8\ub4dc, \uc2e4\uc81c \ub9c1\ud06c \uc18d\ub3c4, \ucf54\ub529 \ubc29\uc2dd \ub610\ub294 \uad11\ud559 \uc0ac\uc591\uc774 \uc62c\ubc14\ub978 \uac83\uc784\uc744 \ubcf4\uc7a5\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2de9bbd6\">2. \uc5f0\uacb0\ud558\uae30 \uc804\uc5d0 \uacc4\ub7c9\uae30\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bb20a7cb\">\uad11 \ud30c\uc6cc \ubbf8\ud130\uac00 \ub2e4\uc74c \uc870\uac74\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ubaa8\ub4c8\uc758 \uc1a1\uc2e0(TX) \ud30c\uc7a5\uc5d0 \ub300\ud55c \uad50\uc815 \uae30\uc900\uc810 \ub610\ub294 \ubb38\uc11c\ud654\ub41c \uc815\ud655\ub3c4\uac00 \uc788\ub294\uc9c0 \uc5ec\ubd80<\/li>\n\n\n\n<li>\uacfc\ubd80\ud558 \uc5c6\uc774 \uc608\uc0c1\ub418\ub294 \uc804\uccb4 \ucd9c\ub825 \ubc94\uc704\ub97c \ubaa8\ub450 \ucee4\ubc84\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc62c\ubc14\ub978 \uc5b4\ub311\ud130\uc640 \ucee4\ub125\ud130 \uad11\ud0dd\uc81c\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ud544\uc694\ud55c \uc815\ud655\ub3c4\uc5d0 \ub300\ud574 \uc720\ud6a8\ud55c \uad50\uc815 \uc0c1\ud0dc\ub97c \uac16\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ce789990\">\uc608\ub97c \ub4e4\uc5b4, \ubaa8\ub4c8\uc774 1270 nm \ub610\ub294 1330 nm \ubd80\uadfc\uc5d0\uc11c \uc2e0\ud638\ub97c \uc1a1\uc2e0\ud558\ub294 \uacbd\uc6b0, 1310 nm\uc5d0\uc11c\ub9cc \uad50\uc815\ub41c \uce21\uc815\uae30\uac00 \uc694\uad6c\ub418\ub294 \ubd88\ud655\ub3c4 \uae30\uc900\uc744 \ucda9\uc871\ud560 \uac83\uc774\ub77c\uace0 \uac00\uc815\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uce21\uc815\uae30 \uc81c\uc870\uc0ac\ub294 \ud574\ub2f9 \ud30c\uc7a5\uc744 \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud558\ub294\uc9c0 \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-111d0bd7\">3. \ud14c\uc2a4\ud2b8 \uacbd\ub85c\ub97c \uc810\uac80\ud558\uace0 \uccad\uc18c\ud55c\ub2e4<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b80be21c\">\ubaa8\ub4c8\uc758 \uad11\uc12c\uc720 \ubc0f \ucee4\ub125\ud130\uc640 \ud638\ud658\ub418\ub294, \uc815\uc0c1 \uc791\ub3d9\uc774 \ud655\uc778\ub41c \uae30\uc900 \uc810\ud37c\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \u2018\uc810\uac80-\uccad\uc18c-\uc810\uac80\u2019 \uc808\ucc28\ub97c \ub530\ub974\uc2ed\uc2dc\uc624. \ucee4\ub125\ud130\uac00 \uc624\uc5fc\ub418\uc5b4 \uc788\uc73c\uba74 \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc73c\uba70, \uacc4\uce21\uae30 \uc5b4\ub311\ud130\uac00 \uc624\uc5fc\ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a79d671d\">\ubaa8\ub4c8, \ucee4\ub125\ud130 \ub610\ub294 \uad11\uc12c\uc720\ub97c \uc808\ub300 \ub4e4\uc5ec\ub2e4\ubcf4\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uc62c\ubc14\ub978 \uc808\ucc28\ub97c \ud1b5\ud574 \ud655\uc778\ub420 \ub54c\uae4c\uc9c0\ub294 \uc774\ub97c \uc791\ub3d9 \uc911\uc778 \uac83\uc73c\ub85c \uac04\uc8fc\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d2fa9aae\">4. \uc1a1\uc2e0\uae30 \ud558\ub098\ub97c \ubd84\ub9ac\ud55c\ub2e4<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1b8e853e\">BiDi \ubaa8\ub4c8\uc744 \uc9c0\uc6d0\ub418\ub294 \ud638\uc2a4\ud2b8\uc5d0 \uc124\uce58\ub41c \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud558\uace0, \uc1a1\uc2e0\uae30\uac00 \ud65c\uc131\ud654\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ub808\ud37c\ub7f0\uc2a4 \uc810\ud37c\ub97c \ud1b5\ud574 \ubaa8\ub4c8\uc758 \uad11 \ud3ec\ud2b8\ub97c \ud30c\uc6cc \ubbf8\ud130\uc5d0 \uc5f0\uacb0\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-21081b59\">\uc6d0\uaca9 BiDi \ubaa8\ub4c8\uc740 \uc774 \uad6c\uc131\uc5d0 \ud3ec\ud568\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud604\uc7ac \uacc4\uce21\uae30\ub294 \ub85c\uceec \uc1a1\uc2e0 \ud30c\uc7a5\ub9cc \uc218\uc2e0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9deba315\">5. \ud30c\uc7a5\uc744 \uc124\uc815\ud558\uace0 dBm \ub2e8\uc704\uc758 \ucd9c\ub825\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-64c0a056\">\ud574\ub2f9 \ubaa8\ub4c8\uc758 TX \ud30c\uc7a5 \ub610\ub294 \ud574\ub2f9 \ubaa8\ub4c8\uc5d0 \ub300\ud574 \uba85\uc2dc\uc801\uc73c\ub85c \uc2b9\uc778\ub41c \uacc4\uce21\uae30 \uc124\uc815\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. \uc808\ub300 \uad11\ucd9c\ub825 \uce21\uc815 \uc2dc dBm \ub2e8\uc704\ub97c \uc0ac\uc6a9\ud558\uace0, \uce21\uc815\uac12\uc774 \uc548\uc815\ud654\ub420 \ub54c\uae4c\uc9c0 \uae30\ub2e4\ub9b0 \ud6c4 \uc791\ub3d9 \uc0c1\ud0dc\ub97c \uae30\ub85d\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-61932d4b\">\ud2b8\ub798\ud53d \ud328\ud134\uacfc \uc1a1\uc2e0\uae30 \uc0c1\ud0dc\ub294 \uc815\ud655\ud55c \ud3c9\uade0 \uc804\ub825 \uce21\uc815 \uacb0\uacfc\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud604\uc7a5 \uc810\uac80 \uc2dc, \ud3ec\ud2b8\uac00 \uc5f0\uacb0\ub41c \uc0c1\ud0dc\uc778\uc9c0, \uac15\uc81c \ucf1c\uc9d0 \uc0c1\ud0dc\uc778\uc9c0, \ud14c\uc2a4\ud2b8 \ubaa8\ub4dc\uc778\uc9c0, \uc544\ub2c8\uba74 \ub2e8\uc21c\ud788 \ub300\ub4f1 \ub178\ub4dc \uc5c6\uc774 \uc804\uc1a1 \uc911\uc778\uc9c0 \uc5ec\ubd80\ub97c \uae30\ub85d\ud558\uc2ed\uc2dc\uc624. \uc801\ud569\uc131 \uce21\uc815 \uc2dc\uc5d0\ub294 \ubaa8\ub4c8 \ub610\ub294 \ud45c\uc900\uc5d0 \uba85\uc2dc\ub41c \ud14c\uc2a4\ud2b8 \ud328\ud134\uacfc \uc870\uac74\uc744 \ub530\ub974\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9e0a6ab6\">6. \uc815\ud655\ud55c \ub370\uc774\ud130 \uc2dc\ud2b8\uc640 \ube44\uad50\ud558\uc2ed\uc2dc\uc624.<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6c465301\">\uacb0\uacfc\ub97c \ud574\ub2f9 \ubd80\ud488 \ubc88\ud638\uc640 \uc791\ub3d9 \ubaa8\ub4dc\uc5d0 \ud574\ub2f9\ud558\ub294 \ucd5c\uc18c \ubc0f \ucd5c\ub300 \uc1a1\uc2e0 \uc804\ub825\uacfc \ube44\uad50\ud558\uc2ed\uc2dc\uc624. \uac70\ub9ac \ud45c\uae30\uac00 \ub3d9\uc77c\ud55c \ub2e4\ub978 BiDi \ubaa8\ub4c8\uc758 \uc77c\ubc18\uc801\uc778 \uc81c\ud55c\uac12\uc744 \uc0ac\uc6a9\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6b04c070\">TX \ubc94\uc704 \ub0b4\uc758 \uce21\uc815\uac12\uc740 \ubaa8\ub4c8\uc774 \ud14c\uc2a4\ud2b8 \uc870\uac74 \ud558\uc5d0\uc11c \ud0c0\ub2f9\ud55c \ucd9c\ub825\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0 \uc788\uc74c\uc744 \ub4b7\ubc1b\uce68\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub294 \ud30c\uc7a5\uc774 \uc815\ud655\ud558\uac70\ub098, \uc2e0\ud638 \ud488\uc9c8\uc774 \uc591\ud638\ud558\uac70\ub098, \ud638\uc2a4\ud2b8\uac00 \ubaa8\ub4c8\uc744 \uc778\uc2dd\ud558\uac70\ub098, \uc6d0\uaca9 \uc218\uc2e0\uae30\uac00 \ud2b8\ub798\ud53d\uc744 \ubcf5\uc6d0\ud560 \uc218 \uc788\uc74c\uc744 \uc99d\uba85\ud558\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-42f89c35\">\ud14c\uc2a4\ud2b8 2: \uad11\uc12c\uc720\ub97c \ud1b5\ud574 \uc720\uc785\ub418\ub294 \uc804\ub825 \uce21\uc815<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bbb84613\">\uc774 \ud14c\uc2a4\ud2b8\ub294 \ub9ac\ubaa8\ucee8 \uc1a1\uc2e0\uae30\uc640 \uc124\uce58\ub41c \uad11 \uacbd\ub85c\ub97c \uc810\uac80\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>\ud604\uc9c0 \uc218\uc2e0\uae30\ub97c \ubd84\ub9ac\ud574\uc57c \ud558\ubbc0\ub85c \uc720\uc9c0\ubcf4\uc218 \uc2dc\uac04\uc744 \ubbf8\ub9ac \uc815\ud574 \ub450\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n<li>\uc6d0\uaca9 BiDi \ubaa8\ub4c8\uc744 \uc124\uce58\ub41c \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud558\uace0, \ud65c\uc131 \ud53c\uc5b4\uac00 \uc5c6\ub294 \uc0c1\ud0dc\uc5d0\uc11c\ub3c4 \ud574\ub2f9 \ubaa8\ub4c8\uc758 \uc1a1\uc2e0(TX) \uae30\ub2a5\uc774 \uacc4\uc18d \ud65c\uc131\ud654\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n<li>\ub85c\uceec \ubaa8\ub4c8\uc744 \uad11\uc12c\uc720\uc5d0\uc11c \ubd84\ub9ac\ud558\uace0, \uad11\uc12c\uc720\ub97c \uacc4\uce21\uae30\uc5d0 \uc5f0\uacb0\ud558\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n<li>\uacc4\uce21\uae30\ub97c \uc6d0\uaca9 \ubaa8\ub4c8\uc758 \uc1a1\uc2e0(TX) \ud30c\uc7a5\uc5d0 \ub9de\ucdb0 \uc124\uc815\ud558\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n<li>\uc218\uc2e0 \uc804\ub825\uc744 dBm \ub2e8\uc704\ub85c \uae30\ub85d\ud558\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n<li>\uc774\ub97c \ud574\ub2f9 \ubaa8\ub4c8\uc5d0 \uba85\uc2dc\ub41c \uc218\uc2e0\uae30 \uc791\ub3d9 \ubc94\uc704(\uc800\uc804\ub825 \ud55c\uacc4 \ubc0f \ud5c8\uc6a9 \ucd5c\ub300 \uc785\ub825 \uac12\uc744 \ubaa8\ub450 \ud3ec\ud568)\uc640 \ube44\uad50\ud574 \ubcf4\uc2ed\uc2dc\uc624.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ee8246be\">\uc774 \uce21\uc815\uac12\uc5d0\ub294 \ud68c\ub85c \uacbd\ub85c, \ucee4\ub125\ud130, \uc811\uc18d\ubd80 \ubc0f \ubaa8\ub4e0 \uc218\ub3d9 \uc18c\uc790\ub85c \uc778\ud55c \uc190\uc2e4\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc774\ub294 \uc6d0\uaca9 \ubaa8\ub4c8\uc758 \uc21c\uc218\ud55c \uc1a1\uc2e0\uae30 \ucd9c\ub825\uac12\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9ecc5bec\">\uc77c\ubd80 \ud638\uc2a4\ud2b8\ub294 \ud3ec\ud2b8\uac00 \uc885\ub8cc\ub418\uac70\ub098 \uc9c4\ub2e8 \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uba74 \ub808\uc774\uc800\ub97c \ube44\ud65c\uc131\ud654\ud569\ub2c8\ub2e4. \uce21\uc815\uae30\uc5d0\uc11c \uc804\uc6d0\uc774 \uacf5\uae09\ub418\uc9c0 \uc54a\ub294 \uac83\uc73c\ub85c \ud45c\uc2dc\ub420 \uacbd\uc6b0, \uad11\uc12c\uc720\uc5d0 \ubb38\uc81c\uac00 \uc788\ub2e4\uace0 \ub2e8\uc815\ud558\uae30 \uc804\uc5d0 TX \ud65c\uc131\ud654 \ubc0f TX \uc624\ub958 \uc0c1\ud0dc\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-2ea4e3f3\">\uc77c\ubc18 \ubbf8\ud130\ub85c\ub294 \ud65c\uc131 BiDi \ub9c1\ud06c\ub97c \ubd84\ub9ac\ud560 \uc218 \uc5c6\ub294 \uc774\uc720<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5fc7aa4a\">1\ud3ec\ud2b8 \ud30c\uc6cc \ubbf8\ud130\ub294 \uad11\uc12c\uc720\ub97c \uc885\ub2e8 \ucc98\ub9ac\ud558\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \ud2b8\ub798\ud53d\uc744 \ud1b5\uacfc\uc2dc\ud0a4\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c BiDi \ubaa8\ub4c8 \ub300\uc2e0 \uc774\ub97c \uc5f0\uacb0\ud558\uba74 \ub9c1\ud06c\uc758 \ud574\ub2f9 \ub05d\ub2e8\uc774 \uc624\ud504\ub77c\uc778 \uc0c1\ud0dc\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2b9c771b\">\ud328\uc2dc\ube0c \ud0ed\uc744 \ucd94\uac00\ud558\uba74 \uc5d4\ub4dc\ud3ec\uc778\ud2b8 \uac04\uc758 \uc5f0\uacb0\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc9c0\ub9cc, \ub610 \ub2e4\ub978 \uce21\uc815 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc0d8\ud50c\ub9c1\ub41c \ud3ec\ud2b8\uc5d0 BiDi \ud30c\uc7a5\uc774 \ubaa8\ub450 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294 \uacbd\uc6b0, \uc77c\ubc18 \uad11\ub300\uc5ed \uac80\ucd9c\uae30\ub9cc\uc73c\ub85c\ub294 \uac01 \ud30c\uc7a5\uc5d0 \ud574\ub2f9\ud558\ub294 \uc804\ub825\ub7c9\uc744 \uad6c\ubd84\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ud45c\uc2dc\ub418\ub294 \uc218\uce58\ub294 \ud569\uc0b0\ub41c \uad11 \uc5d0\ub108\uc9c0\uc640 \uac80\ucd9c\uae30\uc758 \ud30c\uc7a5 \uc751\ub2f5\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uc9c0\ub9cc, \uc120\ud0dd\ub41c \uad50\uc815 \uac12\uc740 \ud558\ub098\uc758 \ud30c\uc7a5\uc5d0\ub9cc \uc801\uc6a9\ub418\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5a635c2b\">\uc911\ub2e8 \uc5c6\uc774 \ud30c\uc7a5\ubcc4 \uce21\uc815\uc744 \uc218\ud589\ud558\ub824\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ud574\ub2f9 \uc791\uc5c5\uc5d0 \uc801\ud569\ud558\uac8c \uc124\uacc4\ub41c \uc7a5\ube44\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud544\uc694\ud55c \ub300\uc5ed\uc744 \uc9c0\uc6d0\ud558\ub294 \ud30c\uc7a5 \uc120\ud0dd\ud615 \uc804\ub825\uacc4<\/li>\n\n\n\n<li>\uc801\uc808\ud55c \ucd9c\ub825 \uc815\ud655\ub3c4\uc640 \ubd84\ud574\ub2a5\uc744 \uac16\ucd98 \uad11 \uc2a4\ud399\ud2b8\ub7fc \ubd84\uc11d\uae30<\/li>\n\n\n\n<li>\ubc29\ud5a5\uc131\uc744 \uc720\uc9c0\ud558\uba74\uc11c \ubd84\uae30 \uc190\uc2e4\uc744 \uace0\ub824\ud558\ub3c4\ub85d \ud2b9\ubcc4\ud788 \uc124\uacc4\ub41c \ubc29\ud5a5\uc131 \uad11 \ubd84\uae30 \uc7a5\uce58 \ub610\ub294 \ubaa8\ub2c8\ud130<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8519c3e7\">\ud55c\uacc4 \ub9c1\ud06c\uc5d0 \uc124\uce58\ud558\uae30 \uc804\uc5d0 \ub77c\uc774\ube0c \uc124\ube44\uc758 \uc0bd\uc785 \uc190\uc2e4\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ud0ed\uc774\ub098 \ubaa8\ub2c8\ud130\ub97c \uc0ac\uc6a9\ud558\uba74 \uad11 \uc608\uc0b0\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-11f5ba59\"><a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ko\/tag\/ddm\/\" title=\"DDM\uc758 \ubaa8\ub4e0 \uac8c\uc2dc\ubb3c \ubcf4\uae30\">DDM<\/a> \uc678\ubd80 \ud30c\uc6cc \ubbf8\ud130\uc640 \ube44\uad50\ud588\uc744 \ub54c<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-91a5a7d2\">\ub514\uc9c0\ud138 \uc9c4\ub2e8 \ubaa8\ub2c8\ud130\ub9c1 \uae30\ub2a5\uc744 \ud1b5\ud574 \uc124\uce58\ub41c \ubaa8\ub4c8\uc758 \uc1a1\uc2e0(TX) \uc804\ub825 \ubc0f \uc218\uc2e0(RX) \uc804\ub825\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae30\ub2a5\uc740 \uad11\uc12c\uc720\ub97c \ubd84\ub9ac\ud558\uc9c0 \uc54a\uace0\ub3c4 \ub9c1\ud06c \uc0c1\ud0dc\ub97c \ubaa8\ub2c8\ud130\ub9c1\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc5d0\uc11c \uc720\uc6a9\ud569\ub2c8\ub2e4. LuLeey\uc758 <a href=\"https:\/\/www.luleey.com\/ko\/what-is-ddm-dom-in-sfp-transceivers\/?utm_source=chatgpt.com\">DDM\/DOM \uac00\uc774\ub4dc<\/a> \uc77c\ubc18\uc801\uc778 \ud574\uc11d\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ceb303de\">SNIA SFF-8472 \ud45c\uc900\uc740 \uc1a1\uc2e0(TX) \ucd9c\ub825 \uc804\ub825\uacfc \uc218\uc2e0(RX) \uc785\ub825 \uc804\ub825 \uc9c4\ub2e8 \ud56d\ubaa9\uc744 \uc815\uc758\ud558\uace0 \uc788\uc9c0\ub9cc, \uc774\ub7ec\ud55c \ud56d\ubaa9\uc758 \uc815\ud655\ub3c4\ub294 \ud30c\uc7a5, \uc791\ub3d9 \uc870\uac74 \ubc0f \uacf5\uae09\uc5c5\uccb4\ubcc4 \uad6c\ud604 \ubc29\uc2dd\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. <a href=\"https:\/\/members.snia.org\/document\/dl\/25916?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">members.snia.org<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-78a0ddc1\">DDM\uacfc \uc678\ubd80 \uacc4\ub7c9\uae30\ub294 \uac19\uc740 \uc9c0\uc810\uc5d0\uc11c \uce21\uc815\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ub3c5\uc11c<\/th><th>\uce21\uc815 \uc9c0\uc810<\/th><th>\ucd5c\uc801\uc758 \uc0ac\uc6a9\ubc95<\/th><\/tr><\/thead><tbody><tr><td>\ubaa8\ub4c8 TX DDM<\/td><td>\ub0b4\ubd80 \uc1a1\uc2e0\uae30 \ubaa8\ub2c8\ud130<\/td><td>\ubaa8\ub4c8\uc758 \uc2dc\uc791 \ub3d9\uc791 \ubc0f \uacbd\ubcf4 \ucd94\uc774 \ubd84\uc11d<\/td><\/tr><tr><td>\ubaa8\ub4c8 \ucd9c\ub825\uc5d0 \uc788\ub294 \uc678\ubd80 \uacc4\ub7c9\uae30<\/td><td>\ubaa8\ub4c8 \ucee4\ub125\ud130 \ubc0f \ub808\ud37c\ub7f0\uc2a4 \uc810\ud37c \ub4a4<\/td><td>\uc804\ub2ec\ub41c \uad11\ucd9c\ub825\uc5d0 \ub300\ud55c \ub3c5\ub9bd\uc801\uc778 \ud604\uc7a5 \uc810\uac80<\/td><\/tr><tr><td>\ubaa8\ub4c8 RX DDM<\/td><td>\uc124\uce58\ub41c \uc218\uc2e0\uae30 \ub0b4\ubd80<\/td><td>\uc2e4\uc2dc\uac04 \uc218\uc2e0 \ub808\ubca8\uacfc \uc2dc\uac04 \uacbd\uacfc\uc5d0 \ub530\ub978 \ubcc0\ud654\ub97c \uad00\ucc30\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr><tr><td>\uc218\uc2e0 \uce21 \uad11\uc12c\uc720\uc5d0 \uc124\uce58\ub41c \uc678\ubd80 \uacc4\ub7c9\uae30<\/td><td>\uc5f0\uacb0\uc774 \ub04a\uc5b4\uc9c4 \uad11\uc12c\uc720 \ub05d\ub2e8\uc5d0\uc11c<\/td><td>\ubcc4\ub3c4\uc758 \uacc4\uce21\uae30\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc785\ub825 \uc804\ub825\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-70fca034\">\ucee4\ub125\ud130 \uc190\uc2e4, \ud14c\uc2a4\ud2b8 \uc810\ud37c \uc190\uc2e4, \ud30c\uc7a5 \uc751\ub2f5, \uad50\uc815, \ud3c9\uade0\ud654 \ubc0f \ubaa8\ub4c8 \uc815\ud655\ub3c4 \ub4f1\uc73c\ub85c \uc778\ud574 \ubbf8\uc138\ud55c \ucc28\uc774\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud070 \ucc28\uc774\uac00 \ub098\ud0c0\ub09c\ub2e4\uba74, \ud55c \uae30\uae30\uac00 \ud2c0\ub838\ub2e4\uace0 \uc790\ub3d9\uc801\uc73c\ub85c \ub2e8\uc815 \uc9d3\uae30\ubcf4\ub2e4\ub294 \uc7ac\ud604 \uac00\ub2a5\ud55c \ube44\uad50\ub97c \ud1b5\ud574 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-684e0737\">\ub450 \uce21\uc815\uac12\uacfc \ud30c\uc7a5, \uacc4\uce21\uae30 \ubaa8\ub378, \uad50\uc815 \uc0c1\ud0dc, \uc810\ud37c, \ud3ec\ud2b8 \uc0c1\ud0dc \ubc0f \uc628\ub3c4\ub97c \ubaa8\ub450 \uae30\ub85d\ud558\uc2ed\uc2dc\uc624. \uac01 \uac12\uc744 \ud574\ub2f9 \ubd88\ud655\uc2e4\uc131\uacfc \ubaa8\ub4c8\uc758 \uc815\ud655\ud55c \ud55c\uacc4\uac12\uacfc \ube44\uad50\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-68eba4ec\">\uc774\ub354\ub137 BiDi\uc5d0\ub294 PON \ud14c\uc2a4\ud2b8 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-79efeb4b\">\uc810\ub300\uc810 \uc774\ub354\ub137 BiDi\uc640 PON\uc740 \ubaa8\ub450 \uc5ec\ub7ec \ud30c\uc7a5\uc744 \uc0ac\uc6a9\ud558\uc9c0\ub9cc, \ud14c\uc2a4\ud2b8 \uc870\uac74\uc740 \uc11c\ub85c \ub2e4\ub985\ub2c8\ub2e4. PON \uc5c5\uc2a4\ud2b8\ub9bc \uc804\uc1a1\uc740 \ubc84\uc2a4\ud2b8 \uae30\ubc18\uc77c \uc218 \uc788\uc73c\uba70, ONU \ub610\ub294 ONT\uc640 OLT \uac04\uc758 \ud1b5\uc2e0\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc801\ud569\ud55c \uc778\ub77c\uc778 PON \ud30c\uc6cc \ubbf8\ud130\ub294 \uc9c0\uc6d0\ub418\ub294 \ud544\ud130\uc640 \ud328\uc2a4\uc2a4\ub8e8 \ud3ec\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc5ec PON\uc744 \ud65c\uc131 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-32b1b239\">\u201cPON\u201d\uc774\ub77c\uace0 \ud45c\uc2dc\ub41c \uce21\uc815\uae30\uac00 \ubaa8\ub4e0 \uc774\ub354\ub137 BiDi \uc30d\uc5d0 \uc790\ub3d9\uc73c\ub85c \uc801\ud569\ud55c \uac83\uc740 \uc544\ub2c8\uba70, \uc77c\ubc18\uc801\uc778 \uad11 \ud30c\uc6cc \ubbf8\ud130\ub294 \ud30c\uc7a5 \uc120\ud0dd\ud615 \uc2e4\uc2dc\uac04 PON \uce21\uc815\uae30\uac00 \uc544\ub2d9\ub2c8\ub2e4. \ub2e4\uc74c\uc758 \ube44\uad50\ud45c\ub97c \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. <a href=\"https:\/\/www.luleey.com\/ko\/pon-power-meter-vs-optical-power-meter-which-to-use\/?utm_source=chatgpt.com\">PON \ud30c\uc6cc \ubbf8\ud130 \ub300 \uad11 \ud30c\uc6cc \ubbf8\ud130<\/a> \uad11\uc12c\uc720\uac00 GPON \ub610\ub294 XGS-PON \uc11c\ube44\uc2a4\uc758 \uc77c\ubd80\uc778 \uacbd\uc6b0.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-80c75375\">\uc591\ubc29\ud5a5(BiDi) \uc804\ub825 \ud14c\uc2a4\ud2b8 \uc2dc \ud754\ud788 \uc800\uc9c0\ub974\ub294 \uc2e4\uc218<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ud30c\uc7a5\uc744 \ud558\ub098 \uc120\ud0dd\ud558\uace0, \uc774\uc81c \uce21\uc815\uae30\uac00 \ub098\uba38\uc9c0 \ubaa8\ub4e0 \ud30c\uc7a5\uc744 \ubc30\uc81c\ud55c\ub2e4\uace0 \uac00\uc815\ud558\uba74<\/li>\n\n\n\n<li>\uc77c\ubc18 \uce21\uc815\uae30\ub85c \ud0ed\uc774 \uc5f0\uacb0\ub41c \ud65c\uc120 \uad11\uc12c\uc720\ub97c \uce21\uc815\ud558\uace0, \uadf8 \uacb0\uacfc\ub97c \ud55c \ubc29\ud5a5\uc73c\ub85c \uac04\uc8fc\ud558\uae30<\/li>\n\n\n\n<li>\ubb38\uc11c\ud654\ub41c \ubd88\ud655\uc2e4\uc131\uc774 \uc5c6\ub294 \u2018\uac00\uc7a5 \uac00\uae4c\uc6b4 \ud30c\uc7a5\u2019 \uc124\uc815\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0<\/li>\n\n\n\n<li>\uad11\uc12c\uc720 \ud1b5\uacfc \ud6c4\uc758 \uc785\ub825 \uc804\ub825\uc744 \uc6d0\uaca9 \ubaa8\ub4c8\uc758 \uc21c\uc218 \uc1a1\uc2e0(TX) \uc0ac\uc591\uacfc \ube44\uad50<\/li>\n\n\n\n<li>dBm\uacfc dB\uc758 \ube44\uad50: dBm\uc740 \uc808\ub300 \uc804\ub825\uc778 \ubc18\uba74, dB\ub294 \ube44\uc728 \ub610\ub294 \uc190\uc2e4\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ubbf8\ud130\uc758 \ucd5c\ub300 \uc785\ub825 \ub808\ubca8 \ubb34\uc2dc\ud558\uae30<\/li>\n\n\n\n<li>UPC \ucee4\ub125\ud130\uc640 APC \ucee4\ub125\ud130\ub97c \ud63c\uc6a9\ud558\uac70\ub098 \uc798\ubabb\ub41c \uc5b4\ub311\ud130\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0<\/li>\n\n\n\n<li>DDM\uc758 \uc18c\uc218\uc810 \uc815\ubc00\ub3c4\ub97c \ubcf4\uc7a5\ub41c \uce21\uc815 \uc815\ud655\ub3c4\ub85c \uc2e0\ub8b0\ud558\uae30<\/li>\n\n\n\n<li>\ud30c\uc7a5, \uc804\uc1a1 \uc18d\ub3c4, \uc624\ub958 \ubc0f \ud2b8\ub798\ud53d\uc744 \ud655\uc778\ud558\uc9c0 \uc54a\uace0 \uc624\uc9c1 \uad11 \ucd9c\ub825\ub9cc\uc73c\ub85c \ubaa8\ub4c8\uc758 \uc0c1\ud0dc\ub97c \uc815\uc0c1\uc73c\ub85c \ud310\uc815\ud558\ub294 \uac83<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-d7354441\">\uc2e4\uae30 \uc2dc\ud5d8 \uae30\ub85d<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ubd84\uc57c<\/th><th>A\uc5d0\uc11c B\ub85c \uac00\ub294 \ubc29\ud5a5<\/th><th>B\uc5d0\uc11c A \ubc29\ud5a5<\/th><\/tr><\/thead><tbody><tr><td>\ubaa8\ub4c8 \ubd80\ud488 \ubc88\ud638<\/td><td><\/td><td><\/td><\/tr><tr><td>\ud638\uc2a4\ud2b8 \ubc0f \ud3ec\ud2b8 \ubaa8\ub4dc<\/td><td><\/td><td><\/td><\/tr><tr><td>TX \ud30c\uc7a5<\/td><td><\/td><td><\/td><\/tr><tr><td>\uacc4\uce21\uae30 \ud30c\uc7a5 \uc124\uc815<\/td><td><\/td><td><\/td><\/tr><tr><td>\uacf5\uac1c\ub41c TX \ubc94\uc704<\/td><td><\/td><td><\/td><\/tr><tr><td>\uce21\uc815\ub41c \uad6d\ubd80 \uc1a1\uc2e0 \uc804\ub825<\/td><td><\/td><td><\/td><\/tr><tr><td>\uad11\uc12c\uc720 \ud1b5\uacfc \ud6c4 \uce21\uc815\ub41c \uc804\ub825<\/td><td><\/td><td><\/td><\/tr><tr><td>\uc218\uc2e0\uae30 \uc791\ub3d9 \ubc94\uc704<\/td><td><\/td><td><\/td><\/tr><tr><td>DDM \uc1a1\uc2e0\/\uc218\uc2e0 \uce21\uc815\uac12<\/td><td><\/td><td><\/td><\/tr><tr><td>\uc0ac\uc6a9\ub41c \ucee4\ub125\ud130, \uc810\ud37c \ubc0f \uacc4\uce21\uae30<\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-2a149515\">\uc2e4\uc9c8\uc801\uc778 \ub2e4\uc74c \ub2e8\uacc4<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9e325b60\">\uc2dc\ud5d8\uc744 \uc2dc\uc791\ud558\uae30 \uc804\uc5d0 \ub450 \ubaa8\ub4c8\uc758 \ubd80\ud488 \ubc88\ud638\ub97c \uc801\uace0, \ub450 \uac1c\uc758 \ud654\uc0b4\ud45c\ub97c \uadf8\ub824\uc8fc\uc138\uc694. \ud558\ub098\ub294 \ub85c\uceec \uc1a1\uc2e0\uae30(TX)\uc5d0\uc11c \uc6d0\uaca9 \uc218\uc2e0\uae30(RX)\ub85c \ud5a5\ud558\ub294 \ud654\uc0b4\ud45c\uc774\uace0, \ub2e4\ub978 \ud558\ub098\ub294 \uc6d0\uaca9 \uc1a1\uc2e0\uae30(TX)\uc5d0\uc11c \ub85c\uceec \uc218\uc2e0\uae30(RX)\ub85c \ud5a5\ud558\ub294 \ud654\uc0b4\ud45c\uc785\ub2c8\ub2e4. \uac01 \ud654\uc0b4\ud45c\uc5d0 \ud30c\uc7a5\uacfc \ud5c8\uc6a9 \ucd9c\ub825 \ubc94\uc704\ub97c \uae30\uc7ac\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-236f37f1\">\ub2e8\uc21c\ud788 \uc911\ub2e8 \uc2dc\uac04\ub300 \uc810\uac80\ub9cc \ud544\uc694\ud55c \uacbd\uc6b0, \ud638\ud658\ub418\ub294 \uad50\uc815 \uc644\ub8cc\ub41c \uad11 \ud30c\uc6cc \ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc1a1\uc2e0\uae30\ub97c \ud55c \ubc88\uc5d0 \ud558\ub098\uc529 \ud14c\uc2a4\ud2b8\ud558\uc2ed\uc2dc\uc624. \ub9c1\ud06c\ub97c \uacc4\uc18d \uac00\ub3d9 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud574\uc57c \ud558\uace0 \ub450 \ud30c\uc7a5\uc744 \ubcc4\ub3c4\ub85c \ubcf4\uace0\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uc5d0\ub294, \ub300\uc2e0 \ud30c\uc7a5 \uc120\ud0dd\ud615 \uc800\uc190\uc2e4 \uac00\ub3d9 \uc911 \ud14c\uc2a4\ud2b8 \uc124\uc815\uc744 \uc9c0\uc815\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d46431ee\">LuLeey \ud14c\uc2a4\ud2b8 \ub3c4\uad6c\ub97c \uc120\ud0dd\ud560 \ub54c\ub294 \u201c\uad11 \ud30c\uc6cc \ubbf8\ud130\u201d\ub77c\ub294 \ub2e8\uc5b4\ub9cc \ubcf4\uace0 \uacb0\uc815\ud558\uc9c0 \ub9d0\uace0, \uc55e\uc11c \uc791\uc131\ud55c \uc591\ubc29\ud5a5 \ud45c\ub97c \ucc38\uace0\ud558\uc5ec \ud30c\uc7a5, \uce21\uc815 \ubc94\uc704, \ucee4\ub125\ud130 \ubc0f \uc791\ub3d9 \uc0c1\ud0dc \ud14c\uc2a4\ud2b8 \uc694\uac74\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>\uc2dc\ud5d8 \ubb38\uc81c: \uc77c\ubc18\uc801\uc778 \ub2e8\uc77c \ud3ec\ud2b8 \uad11 \ud30c\uc6cc \ubbf8\ud130? \uc911\uc694\ud55c \uc870\uac74: \ud558\ub098\uc758 \ubaa8\ub4c8\uc758 \uc1a1\uc2e0\uae30 \ucd9c\ub825\uc744 \uce21\uc815\ud55c\ub2e4. \uc608. \uc1a1\uc2e0\uae30\uac00 \ud65c\uc131\ud654\ub418\uc5b4 \uc788\uace0, \uadf8<\/p>","protected":false},"author":1,"featured_media":22985,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[886],"tags":[1642,1386,444,1171,57,1739],"class_list":["post-22983","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-network-maintenance","tag-network-maintenance","tag-bidi-sfp","tag-ddm","tag-fiber-testing","tag-optical-power-meter","tag-single-fiber-ethernet"],"_links":{"self":[{"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/posts\/22983","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/comments?post=22983"}],"version-history":[{"count":1,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/posts\/22983\/revisions"}],"predecessor-version":[{"id":22995,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/posts\/22983\/revisions\/22995"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/media\/22985"}],"wp:attachment":[{"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/media?parent=22983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/categories?post=22983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.luleey.com\/ko\/wp-json\/wp\/v2\/tags?post=22983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}