{"id":147354,"date":"2024-04-27T13:56:24","date_gmt":"2024-04-27T13:56:24","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%b0%80%eb%a6%ac%eb%af%b8%ed%84%b0%ed%8c%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/"},"modified":"2024-04-27T13:56:32","modified_gmt":"2024-04-27T13:56:32","slug":"%eb%b0%80%eb%a6%ac%eb%af%b8%ed%84%b0%ed%8c%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%b0%80%eb%a6%ac%eb%af%b8%ed%84%b0%ed%8c%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/","title":{"rendered":"\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30"},"content":{"rendered":"<p class=\"sidekick\">\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70, \ubb34\uc120 \ud1b5\uc2e0 \ubc0f \ub808\uc774\ub2e4 \uc2dc\uc2a4\ud15c \ub4f1 \uace0\uc8fc\ud30c\uc218 \uc804\uc790\uae30\uae30 \uc131\ub2a5 \ubd84\uc11d\uc5d0 \ud544\uc218\uc801\uc778 \uc7a5\ube44\uc784\uc744 \uc54c\ub9bd\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ubc00\ub9ac\ubbf8\ud130\ud30c-\uc784\ud53c\ub358\uc2a4-\ubd84\uc11d\uae30.png\" alt=\"\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\"\/><\/p>\n<h2>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub780?<\/h2>\n<p>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \uc9c4\ud589\ud558\ub294 \ud30c\ub3d9\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uce21\uc815\ud558\ub294 \uc7a5\ube44\uc785\ub2c8\ub2e4. \uc804\uc790\uae30 \uae30\uc220\uc5d0\uc11c \uc8fc\ub85c \uc0ac\uc6a9\ub418\uba70, \uc804\uc790\ud68c\ub85c\ub098 \uc7ac\ub8cc\uc758 \uc784\ud53c\ub358\uc2a4\ub97c \uace0\uc8fc\ud30c\uc218 \ubc94\uc704\uc5d0\uc11c \uce21\uc815\ud560 \ub54c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uc7a5\ube44\ub294 \ud2b9\ud788 \ubc00\ub9ac\ubbf8\ud130\ud30c(30GHz\uc5d0\uc11c 300GHz \uc0ac\uc774\uc758 \uc8fc\ud30c\uc218 \ub300\uc5ed) \uc601\uc5ed\uc5d0\uc11c \ubb34\uc120 \ud1b5\uc2e0, \ub808\uc774\ub2e4 \uc2dc\uc2a4\ud15c, \uadf8\ub9ac\uace0 \uac01\uc885 \uc13c\uc11c \ub4f1\uc758 \uc804\uc790\uae30 \uae30\uae30\uc758 \uc131\ub2a5\uc744 \ubd84\uc11d\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc784\ud53c\ub358\uc2a4\uc758 \uae30\ubcf8 \uac1c\ub150<\/h2>\n<p>\uc784\ud53c\ub358\uc2a4(Z)\ub294 \uc804\uae30\ud68c\ub85c\uc5d0\uc11c \uc804\ub958\uc758 \ud750\ub984\uc5d0 \ub300\ud56d\ud558\ub294 \uc800\ud56d\ub825\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc8fc\ub85c \uc634(\u03a9) \ub2e8\uc704\ub85c \ud45c\ud604\ub418\uba70, \ubcf5\uc18c\uc218 \ud615\ud0dc\ub85c \ub098\ud0c0\ub0b4\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc2e4\uc81c \uc800\ud56d\uc131\ubd84(\uc800\ud56d, R)\uacfc \ubc18\uc751\uc131\ubd84(\uc778\ub355\ud134\uc2a4 L \ub610\ub294 \ucee4\ud328\uc2dc\ud134\uc2a4 C)\uc758 \uacb0\ud569\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc784\ud53c\ub358\uc2a4\uc758 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<p>Z = R + jX<\/p>\n<p>\uc5ec\uae30\uc11c j\ub294 \ud5c8\uc218 \ub2e8\uc704(imaginary unit), X\ub294 \ubc18\uc751\uc131\ubd84(reactance)\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc778\ub355\ud134\uc2a4\uc758 \uacbd\uc6b0 X = j\u03c9L (\u03c9: \uac01\uc18d\ub3c4, L: \uc778\ub355\ud134\uc2a4), \ucee4\ud328\uc2dc\ud134\uc2a4\uc758 \uacbd\uc6b0 X = -j\/(\u03c9C) (C: \ucee4\ud328\uc2dc\ud134\uc2a4)\ub85c \uc8fc\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<h2>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uc758 \uc911\uc694\uc131<\/h2>\n<p>\ubc00\ub9ac\ubbf8\ud130\ud30c\ub294 \uadf8 \uc8fc\ud30c\uc218\uac00 \ub9e4\uc6b0 \ub192\uae30 \ub54c\ubb38\uc5d0 \uc804\uc790\uae30\ud30c\uc758 \uc804\ud30c \ubc29\uc2dd\uacfc \uc784\ud53c\ub358\uc2a4\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\ub3c4 \ubcc0\ud654\ud569\ub2c8\ub2e4. \uc989, \uc804\uc790\uae30\uae30\uc758 \uc784\ud53c\ub358\uc2a4\ub97c \uc815\ud655\ud788 \uce21\uc815\ud558\uace0 \ubd84\uc11d\ud558\ub294 \uac83\uc740 \uc7a5\uce58\uc758 \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud558\uace0 \uc2e0\ud638\uc758 \uc190\uc2e4\uc744 \uc904\uc774\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uce21\uc815\uc744 \ud1b5\ud574 \ud68c\ub85c \ub0b4\uc5d0\uc11c \uc6d0\ud558\uc9c0 \uc54a\ub294 \ubc18\uc0ac(reflections)\ub098 \uac10\uc1e0(attenuation)\ub97c \ucd5c\uc18c\ud654\ud558\uc5ec \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc758 \uc2e0\ub8b0\uc131\uacfc \ud6a8\uc728\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \uc8fc\ub85c S-\ud30c\ub77c\ubbf8\ud130(S-parameter) \uce21\uc815\uc744 \ud1b5\ud574 \uc791\ub3d9\ud569\ub2c8\ub2e4. S-\ud30c\ub77c\ubbf8\ud130\ub294 \uc8fc\ud30c\uc218 \uc751\ub2f5 \ud2b9\uc131\uc744 \ub098\ud0c0\ub0b4\uba70, \ud68c\ub85c\uc758 \uae30\ub2a5\uacfc \uc131\ub2a5\uc744 \uc124\uba85\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud574\ub2f9 \ud30c\ub77c\ubbf8\ud130\ub294 \uc785\ub825 \uc2e0\ud638\uc5d0 \ub300\ud55c \ud68c\ub85c\uc758 \ubc18\uc0ac(reflection)\uc640 \uc804\uc1a1(transmission) \ud2b9\uc131\uc744 \uc218\uce58\ub85c \ud45c\ud604\ud558\uc5ec, \ud68c\ub85c \uc784\ud53c\ub358\uc2a4\uc640 \uc77c\uce58\ud558\ub294\uc9c0 \uc5ec\ubd80\ub97c \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ubd84\uc11d\uae30 \uc0ac\uc6a9\uc758 \ud604\uc2e4\uc801 \uc751\uc6a9<\/h2>\n<p>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ub2e4\uc591\ud55c \uacf5\ud559 \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 5G \ud1b5\uc2e0 \uae30\uc220 \uac1c\ubc1c\uc5d0 \uc0ac\uc6a9\ub418\uc5b4 \uc548\ud14c\ub098, \uc99d\ud3ed\uae30, \ud544\ud130 \ub4f1 \ubb34\uc120 \uc1a1\uc218\uc2e0 \uc7a5\uce58\uc758 \ub9e4\uce6d \ud2b9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \uc791\uc5c5\uc5d0 \uc4f0\uc785\ub2c8\ub2e4. \ub610\ud55c, \uc704\uc131 \ud1b5\uc2e0, \uc758\ub8cc \uc774\ubbf8\uc9d5, \uc790\ub3d9\ucc28 \ub808\uc774\ub2e4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub3c4 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc758 \ub192\uc740 \uc8fc\ud30c\uc218 \uc7a5\ube44\ub4e4\uc774 \uc81c\ub300\ub85c \uc791\ub3d9\ud558\ub3c4\ub85d \ub9cc\ub4dc\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \uace0\uc8fc\ud30c\uc218 \ubc94\uc704\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uce21\uc815\ud558\uace0 \ubd84\uc11d\ud558\ub294\ub370 \ud544\uc218\uc801\uc778 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uc774\ub294 \ud2b9\ud788 \ucd08\uace0\uc18d \ud1b5\uc2e0 \uae30\uc220\uc758 \ubc1c\uc804\uc5d0 \uc788\uc5b4 \uc911\uc694\ud558\uba70, \ubb34\uc120 \uc1a1\uc218\uc2e0 \uc7a5\uce58\uc758 \uc124\uacc4\ub97c \ucd5c\uc801\ud654\ud558\uace0 \ud6a8\uc728\uc131\uc744 \uc99d\uac00\uc2dc\ud0a4\uae30 \uc704\ud574 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubb3c\ub9ac\ud559\uc801 \uc774\ud574\uc640 \uacf5\ud559\uc801 \uc801\uc6a9\uc758 \uacb0\ud569\uc744 \ud1b5\ud574, \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ud604\ub300 \uae30\uc220\uc5d0 \uc788\uc5b4 \ubd88\uac00\uacb0\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70, \ubb34\uc120 \ud1b5\uc2e0 \ubc0f \ub808\uc774\ub2e4 \uc2dc\uc2a4\ud15c \ub4f1 \uace0\uc8fc\ud30c\uc218 \uc804\uc790\uae30\uae30 \uc131\ub2a5 \ubd84\uc11d\uc5d0 \ud544\uc218\uc801\uc778 \uc7a5\ube44\uc784\uc744 \uc54c\ub9bd\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":175994,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147354","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>\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\ubc00\ub9ac\ubbf8\ud130\ud30c \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uba70, \ubb34\uc120 \ud1b5\uc2e0 \ubc0f 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\ubb34\uc120 \ud1b5\uc2e0 \ubc0f \ub808\uc774\ub2e4 \uc2dc\uc2a4\ud15c \ub4f1 \uace0\uc8fc\ud30c\uc218 \uc804\uc790\uae30\uae30 \uc131\ub2a5 \ubd84\uc11d\uc5d0 \ud544\uc218\uc801\uc778 \uc7a5\ube44\uc784\uc744 \uc54c\ub9bd\ub2c8\ub2e4.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/ko\/%eb%b0%80%eb%a6%ac%eb%af%b8%ed%84%b0%ed%8c%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-27T13:56:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-27T13:56:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ubc00\ub9ac\ubbf8\ud130\ud30c-\uc784\ud53c\ub358\uc2a4-\ubd84\uc11d\uae30.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matan\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/#website\",\"url\":\"https:\/\/www.electricity-magnetism.org\/ko\/\",\"name\":\"Electricity - Magnetism\",\"description\":\"All about electricity and magnetism.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.electricity-magnetism.org\/ko\/?s={search_term_string}\"},\"query-input\":\"required 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