{"id":146995,"date":"2024-04-27T13:09:03","date_gmt":"2024-04-27T13:09:03","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%98%a4%eb%a5%98-%ec%a0%95%ec%a0%95-%ec%bd%94%eb%93%9c-%eb%94%94%ec%bd%94%eb%8d%94\/"},"modified":"2024-04-27T13:09:03","modified_gmt":"2024-04-27T13:09:03","slug":"%ec%98%a4%eb%a5%98-%ec%a0%95%ec%a0%95-%ec%bd%94%eb%93%9c-%eb%94%94%ec%bd%94%eb%8d%94","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%98%a4%eb%a5%98-%ec%a0%95%ec%a0%95-%ec%bd%94%eb%93%9c-%eb%94%94%ec%bd%94%eb%8d%94\/","title":{"rendered":"\uc624\ub958 \uc815\uc815 \ucf54\ub4dc \ub514\ucf54\ub354"},"content":{"rendered":"<p class=\"sidekick\">\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc758 \uc6d0\ub9ac\uc640 \uc751\uc6a9\uc744 \ud0d0\uad6c\ud558\ub294 \uae30\uc0ac, \ub2e4\uc591\ud55c ECC \ud0c0\uc785\uacfc \ub514\ucf54\ub529 \uae30\ubc95, \ub370\uc774\ud130 \ubb34\uacb0\uc131 \uc720\uc9c0 \ubc29\ubc95 \uc18c\uac1c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc624\ub958-\uc815\uc815-\ucf54\ub4dc-\ub514\ucf54\ub354.png\" alt=\"\uc624\ub958 \uc815\uc815 \ucf54\ub4dc \ub514\ucf54\ub354\"\/><\/p>\n<h2>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc \ub514\ucf54\ub354\uc758 \uc6d0\ub9ac\uc640 \uc751\uc6a9<\/h2>\n<p>\ud604\ub300\uc758 \ub514\uc9c0\ud138 \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub370\uc774\ud130\uc758 \uc815\ud655\ud55c \uc804\uc1a1\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc624\ub958 \uc815\uc815 \ucf54\ub4dc(Error Correction Code, ECC)\uc640 \ub514\ucf54\ub354\ub294 \ub370\uc774\ud130 \uc804\uc1a1 \uacfc\uc815 \uc911\uc5d0 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \uc624\ub958\ub97c \ubc14\ub85c\uc7a1\uace0 \uc815\ud655\ud55c \uc815\ubcf4\ub97c \ubcf5\uad6c\ud558\ub294 \ud575\uc2ec \uae30\uc220\uc785\ub2c8\ub2e4.<\/p>\n<p>\ub370\uc774\ud130\uac00 \uc800\uc7a5\ub418\uac70\ub098 \uc804\uc1a1\ub420 \ub54c \uc678\ubd80\uc758 \uac04\uc12d\uc774\ub098 \uc2dc\uc2a4\ud15c \ub0b4\ubd80\uc758 \uacb0\ud568\uc73c\ub85c \uc778\ud574 \ube44\ud2b8(bit) \uc624\ub958\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\ub294 \uc774\ub7ec\ud55c \ube44\ud2b8 \uc624\ub958\ub97c \ud0d0\uc9c0\ud558\uace0 \uc815\uc815\ud560 \uc218 \uc788\ub294 \ucd94\uac00 \uc815\ubcf4\ub97c \ub370\uc774\ud130\uc5d0 \ucca8\ubd80\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uac00\uc7a5 \uac04\ub2e8\ud55c \ud615\ud0dc\uc778 \ud328\ub9ac\ud2f0 \ube44\ud2b8(parity bit)\ubd80\ud130 \uc2dc\uc791\ud574, \ub354 \ubcf5\uc7a1\ud55c \ud574\ubc0d \ucf54\ub4dc(Hamming Code), \ub9ac\ub4dc-\uc194\ub85c\ubaac \ucf54\ub4dc(Reed-Solomon Code), \ud130\ubcf4 \ucf54\ub4dc(Turbo Code), \uc800\ubc00\ub3c4 \ud328\ub9ac\ud2f0 \uac80\uc0ac\ucf54\ub4dc(Low-Density Parity-Check, LDPC) \ucf54\ub4dc \ub4f1 \ub2e4\uc591\ud55c \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\ub4e4\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n<p>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc758 \uae30\ubcf8 \uc544\uc774\ub514\uc5b4\ub294 \ub370\uc774\ud130\uc5d0 &#8216;\uc5ec\ubd84\uc758 \ube44\ud2b8&#8217;\ub97c \ucd94\uac00\ud558\uc5ec \uc6d0\ubcf8 \ub370\uc774\ud130\ub97c \ubcf5\uad6c\ud560 \uc218 \uc788\ub294 &#8216;\uc5ec\uc720&#8217;\ub97c \ub9cc\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud574\ubc0d \ucf54\ub4dc\uc5d0\uc11c\ub294 \ub370\uc774\ud130 \ube44\ud2b8\ub4e4\uc758 \ud2b9\uc815 \uc870\ud569\uc5d0 \ub300\ud55c \ud328\ub9ac\ud2f0 \ube44\ud2b8\ub97c \uacc4\uc0b0\ud574 \ucd94\uac00\ud568\uc73c\ub85c\uc368, \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uba74 \uc5b4\ub5a4 \ube44\ud2b8\uac00 \uc798\ubabb\ub418\uc5c8\ub294\uc9c0 \uc54c \uc218 \uc788\uace0 \uc774\ub97c \ubc14\ub85c\uc7a1\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><b>\ud328\ub9ac\ud2f0 \ube44\ud2b8<\/b>: \ub2e8\uc77c \ube44\ud2b8 \uc624\ub958\ub97c \uac80\ucd9c\ud560 \uc218 \uc788\uc73c\uba70, \uc9dd\uc218 \ud328\ub9ac\ud2f0(even parity)\uc640 \ud640\uc218 \ud328\ub9ac\ud2f0(odd parity)\ub85c \uad6c\ubd84\ub429\ub2c8\ub2e4.<\/li>\n<li><b>\ud574\ubc0d \ucf54\ub4dc<\/b>: \ub2e4\uc911 \ube44\ud2b8 \uc624\ub958 \uc911 \ud55c \ube44\ud2b8\ub97c \uc815\uc815\ud560 \uc218 \uc788\uace0, \ub450 \ube44\ud2b8 \uc624\ub958\ub97c \ud0d0\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><b>\ub9ac\ub4dc-\uc194\ub85c\ubaac \ucf54\ub4dc<\/b>: \ub2e4\uc911 \ube44\ud2b8 \uc624\ub958\uc5d0 \uac15\ud558\uace0 \uad11\ub300\uc5ed \ud1b5\uc2e0\uc774\ub098 \ub370\uc774\ud130 \uc800\uc7a5 \uc7a5\uce58\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li><b>\ud130\ubcf4 \ucf54\ub4dc<\/b>\uc640 <b>LDPC \ucf54\ub4dc<\/b>: \ub354 \ubcf5\uc7a1\ud55c \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc0ac\uc6a9\ub418\uba70, \ub9e4\uc6b0 \ub0ae\uc740 \ube44\ud2b8 \uc624\ub958\uc728\uc744 \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\ub514\ucf54\ub354\uc758 \uc5ed\ud560<\/h2>\n<p>\ub514\ucf54\ub354\ub294 \uc804\uc1a1\ubc1b\uc740 \ub370\uc774\ud130\uc5d0\uc11c \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\ub97c \uc774\uc6a9\ud558\uc5ec \uc6d0\ub798\uc758 \ub370\uc774\ud130\ub97c \ubcf5\uad6c\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \ub514\ucf54\ub354\ub294 \uc218\uc2e0\ub41c \ub370\uc774\ud130\uc5d0 \ud3ec\ud568\ub41c \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\ub97c \ud574\uc11d\ud558\uc5ec \uc624\ub958\ub97c \ud0d0\uc9c0\ud558\uace0 \uc815\uc815\ud558\ub294 \uc54c\uace0\ub9ac\uc998\uc744 \uc2e4\ud589\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4, \ud574\ubc0d \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub514\ucf54\ub354\ub294 \ucd94\uac00\ub41c \ud328\ub9ac\ud2f0 \ube44\ud2b8\ub97c \uac80\uc0ac\ud574 \uc624\ub958\uac00 \uc788\ub294\uc9c0 \ud0d0\uc9c0\ud569\ub2c8\ub2e4. \ub9cc\uc57d \uc624\ub958\uac00 \uac10\uc9c0\ub420 \uacbd\uc6b0, \ub514\ucf54\ub354\ub294 \uc5b4\ub290 \uc704\uce58\uc758 \ube44\ud2b8\uac00 \ubcc0\uacbd\ub418\uc5c8\ub294\uc9c0\ub97c \uacb0\uc815\ud558\uace0, \ud574\ub2f9 \ube44\ud2b8\ub97c \ubc18\uc804\uc2dc\ud0b4\uc73c\ub85c\uc368 \uc624\ub958\ub97c \uc815\uc815\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc758 \uc751\uc6a9 \ubd84\uc57c<\/h2>\n<p>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc640 \ub514\ucf54\ub354\ub294 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ubaa8\ubc14\uc77c \ud1b5\uc2e0, \uc704\uc131 \ud1b5\uc2e0, \ub514\uc9c0\ud138 TV \ubc29\uc1a1, \ub370\uc774\ud130 \uc800\uc7a5 \uc7a5\uce58 \ub4f1\uc758 \uae30\uc220\uc5d0\uc11c \ub370\uc774\ud130\uc758 \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c, \uadf9\ud55c \ud658\uacbd\uc5d0\uc11c\uc758 \uc6b0\uc8fc \ud0d0\uc0ac \ubbf8\uc158, \ud56d\uacf5 \uc6b0\uc8fc \uc0b0\uc5c5, \uc790\ub3d9\ucc28\uc758 \uc804\uc790 \uc2dc\uc2a4\ud15c, \uc758\ub8cc \uc7a5\ube44 \ub4f1\uc5d0\uc11c\ub3c4 \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uac00 \ub370\uc774\ud130 \uc624\ub958\ub85c \uc778\ud55c \uc704\ud5d8\uc744 \uac10\uc18c\uc2dc\ud0a4\ub294 \ub370 \uae30\uc5ec\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc815\ud655\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uc704\ud574 \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc640 \ub514\ucf54\ub354\ub294 \ub04a\uc784\uc5c6\uc774 \ubc1c\uc804\ud558\uace0 \uc788\uc73c\uba70, \uc55e\uc73c\ub85c\ub3c4 \ub354\uc6b1 \uace0\ub3c4\ud654\ub41c \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc744 \uc704\ud55c \uc5f0\uad6c\uac00 \uc9c0\uc18d\ub420 \uac83\uc785\ub2c8\ub2e4. \uc774\ucc98\ub7fc \uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc640 \ub514\ucf54\ub354\uc758 \uc774\ud574\ub294 \ub514\uc9c0\ud138 \ud1b5\uc2e0\uc758 \uc2e0\ub8b0\ub3c4\ub97c \ub192\uc774\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud55c \uae30\uc220\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc\uc758 \uc6d0\ub9ac\uc640 \uc751\uc6a9\uc744 \ud0d0\uad6c\ud558\ub294 \uae30\uc0ac, \ub2e4\uc591\ud55c ECC \ud0c0\uc785\uacfc \ub514\ucf54\ub529 \uae30\ubc95, \ub370\uc774\ud130 \ubb34\uacb0\uc131 \uc720\uc9c0 \ubc29\ubc95 \uc18c\uac1c.<\/p>\n","protected":false},"author":1,"featured_media":172835,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-146995","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uc624\ub958 \uc815\uc815 \ucf54\ub4dc 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