{"id":146630,"date":"2024-04-27T12:18:09","date_gmt":"2024-04-27T12:18:09","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%95%88%ed%85%8c%eb%82%98-%ec%96%b4%eb%a0%88%ec%9d%b4\/"},"modified":"2024-04-27T12:18:18","modified_gmt":"2024-04-27T12:18:18","slug":"%ec%95%88%ed%85%8c%eb%82%98-%ec%96%b4%eb%a0%88%ec%9d%b4","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%95%88%ed%85%8c%eb%82%98-%ec%96%b4%eb%a0%88%ec%9d%b4\/","title":{"rendered":"\uc548\ud14c\ub098 \uc5b4\ub808\uc774"},"content":{"rendered":"<p class=\"sidekick\">\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uc804\uc790\uae30\ud30c\ub97c \uc1a1\uc218\uc2e0\ud558\uac70\ub098 \ubc29\ud5a5\uc744 \uc870\uc808\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc548\ud14c\ub098 \uc694\uc18c\ub97c \ud2b9\uc815\ud55c \ubc30\uc5f4\ub85c \ubc30\uce58\ud55c \uc2dc\uc2a4\ud15c\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc548\ud14c\ub098-\uc5b4\ub808\uc774.png\" alt=\"\uc548\ud14c\ub098 \uc5b4\ub808\uc774\"\/><\/p>\n<h2>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub780 \ubb34\uc5c7\uc778\uac00?<\/h2>\n<p>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uc804\uc790\uae30\ud30c\ub97c \uc1a1\uc218\uc2e0\ud558\uac70\ub098 \ubc29\ud5a5\uc744 \uc870\uc808\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc548\ud14c\ub098 \uc694\uc18c\ub97c \ud2b9\uc815\ud55c \ubc30\uc5f4\ub85c \ubc30\uce58\ud55c \uc2dc\uc2a4\ud15c\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uac01\uac01\uc758 \uc548\ud14c\ub098\ub294 \uc791\uc740 \uc804\uc790\uae30 \uc2e0\ud638\ub97c \ubc29\ucd9c\ud558\uac70\ub098 \uc218\uc2e0\ud558\ub294 \uc5ed\ud560\uc744 \ud558\uba70, \uc774\ub7ec\ud55c \uc5ec\ub7ec \uc548\ud14c\ub098\uc758 \uacb0\ud569\uc744 \ud1b5\ud574 \uc804\uccb4 \uad6c\uc870\uc758 \uc131\ub2a5\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4. \uc548\ud14c\ub098 \uc5b4\ub808\uc774\uc758 \uc6d0\ub9ac\ub294 \uac1c\ubcc4 \uc548\ud14c\ub098\uc758 \ud30c\ub3d9\uc774 \uc11c\ub85c \uac04\uc12d\ud558\uc5ec \uc804\uccb4\uc801\uc778 \uc2e0\ud638\uc758 \uc9c0\ud5a5\uc131\uc744 \uc870\uc808\ud558\uace0 \uc1a1\uc218\uc2e0 \uac00\ub2a5\ud55c \ubc94\uc704\ub97c \ub113\ud788\ub294 \ub370 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uac04\uc12d\uc758 \uc6d0\ub9ac\ub97c \uc774\uc6a9\ud569\ub2c8\ub2e4. \uac01\uac01\uc758 \uc548\ud14c\ub098 \uc694\uc18c\uac00 \ubc29\ucd9c\ud558\ub294 \uc804\uc790\uae30\ud30c\ub4e4\uc774 \uc11c\ub85c \ub9cc\ub098 \uac04\uc12d\ud558\uac8c \ub418\ub294\ub370, \uc774\ub54c \ud30c\ub3d9\ub4e4\uc758 \uc0c1\ud638\uc791\uc6a9\uc73c\ub85c \uc778\ud574 \ud2b9\uc815 \ubc29\ud5a5\uc73c\ub85c \uc804\ub825\uc774 \uc9d1\uc911\ub418\uac70\ub098, \ubc18\ub300\ub85c \uc5b5\uc81c\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac04\uc12d \ud6a8\uacfc\ub97c \uc801\uc808\ud788 \uc870\uc808\ud568\uc73c\ub85c\uc368 \uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uc6d0\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c\ub9cc \uc804\uc790\uae30\ud30c\ub97c \uac15\ud558\uac8c \uc1a1\ucd9c\ud558\uac70\ub098, \ud2b9\uc815 \ubc29\ud5a5\uc5d0\uc11c \uc624\ub294 \uc2e0\ud638\ub9cc\uc744 \uc120\ud0dd\uc801\uc73c\ub85c \uc218\uc2e0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ube54 \ud3ec\ubc0d(Beamforming): \uc548\ud14c\ub098 \uc5b4\ub808\uc774\uc5d0\uc11c \uac01 \uc548\ud14c\ub098 \uc694\uc18c\uc5d0 \uc804\ub2ec\ub418\ub294 \uc2e0\ud638\uc758 \uc704\uc0c1\uacfc \uc9c4\ud3ed\uc744 \uc870\uc808\ud568\uc73c\ub85c\uc368, \uc6d0\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \uc2e0\ud638\uc758 \uc8fc\ube54(main beam)\uc744 \ud615\uc131\ud558\ub294 \uae30\uc220\uc785\ub2c8\ub2e4.<\/li>\n<li>\ube54 \uc2a4\ud2f0\uc5b4\ub9c1(Beam Steering): \ube54 \ud3ec\ubc0d\uc744 \uc751\uc6a9\ud558\uc5ec \uc2e0\ud638\uc758 \ubc29\ud5a5\uc744 \uc2dc\uac04\uc5d0 \ub530\ub77c \ubcc0\ud654\uc2dc\ud0a4\ub294 \uae30\uc220\ub85c, \uc804\ub3d9\uc2dd \ub610\ub294 \uc804\uc790\uc801 \ubc29\uc2dd\uc73c\ub85c \uc548\ud14c\ub098\uc758 \ube54 \ubc29\ud5a5\uc744 \uc870\uc808\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ub2e4\uc774\ubc84\uc2dc\ud2f0(Diversity): \uc11c\ub85c \ub2e4\ub978 \uc704\uce58\uc5d0 \ubc30\uce58\ub41c \uc5ec\ub7ec \uc548\ud14c\ub098\ub97c \ud1b5\ud574 \ub3d9\uc77c\ud55c \uc2e0\ud638\ub97c \uc218\uc2e0\ud568\uc73c\ub85c\uc368, \uc2e0\ud638\uc758 \ud488\uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \uae30\uc220\uc785\ub2c8\ub2e4. \ub2e4\uc774\ubc84\uc2dc\ud2f0 \uae30\uc220\uc740 \uc2e0\ud638 \uacbd\ub85c\uc0c1\uc758 \uc7a5\uc560\ubb3c\uc774\ub098 \ub2e4\uc911 \uacbd\ub85c \ud398\uc774\ub529(multipath fading) \ud604\uc0c1\uc744 \uadf9\ubcf5\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\uc758 \uc751\uc6a9<\/h2>\n<p>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \ud1b5\uc2e0, \ub808\uc774\ub354, \ucc9c\ubb38\ud559 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc751\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud734\ub300\ud3f0\uc758 \uae30\uc9c0\uad6d\uc5d0\uc11c\ub294 \uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub354 \ub113\uc740 \uc9c0\uc5ed\uc5d0 \uc548\uc815\uc801\uc73c\ub85c \uc2e0\ud638\ub97c \uc81c\uacf5\ud558\uba70, \uad70\uc0ac \ub808\uc774\ub354\uc5d0\uc11c\ub294 \ud0c0\uac9f\uc758 \uc704\uce58\ub97c \ub354 \uc815\ud655\ud558\uac8c \uac10\uc9c0\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c, \ubb34\uc120 \ud1b5\uc2e0 \uae30\uc220\uc778 MIMO(Multiple Input Multiple Output)\uc5d0\uc11c\ub3c4 \uc5ec\ub7ec \uc548\ud14c\ub098\ub97c \uc774\uc6a9\ud55c \uc1a1\uc218\uc2e0\uc73c\ub85c \ub370\uc774\ud130 \uc804\uc1a1\ub960\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc704\uc131 \ud1b5\uc2e0(Satellite communication): \uc704\uc131\uacfc \uc9c0\uc0c1\uad6d \uc0ac\uc774\uc758 \ud6a8\uc728\uc801\uc778 \uc2e0\ud638 \uc1a1\uc218\uc2e0\uc744 \uc704\ud574 \uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub97c \ud65c\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud569\uc131 \uac1c\uad6c\uba74 \ub808\uc774\ub354(Synthetic Aperture Radar, SAR): \uc6d0\uac70\ub9ac \ud45c\uc801\uc758 \uace0\ud574\uc0c1\ub3c4 \uc601\uc0c1\uc744 \uc5bb\uae30 \uc704\ud574 \uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub97c \uc0ac\uc6a9\ud558\ub294 \ub808\uc774\ub354 \uc2dc\uc2a4\ud15c\uc785\ub2c8\ub2e4.<\/li>\n<li>\ubc29\uc1a1(Broadcasting): TV\ub098 \ub77c\ub514\uc624 \ubc29\uc1a1\uc5d0\uc11c \uace0\uc815\ub41c \ubc29\ud5a5\uc73c\ub85c \ud2b9\uc815 \uc9c0\uc5ed\uc5d0 \uc2e0\ud638\ub97c \ubcf4\ub0b4\ub294 \ub370 \uc548\ud14c\ub098 \uc5b4\ub808\uc774\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\uc758 \uc7a5\uc810<\/h2>\n<p>\uc5ec\ub7ec \uc548\ud14c\ub098 \uc694\uc18c\ub97c \uacb0\ud569\ud568\uc73c\ub85c\uc368 \ub2e4\uc74c\uacfc \uac19\uc740 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uace0\uc9c0\ud5a5\uc131(High Directivity): \uc2e0\ud638\uc758 \ubc29\ud5a5\uc744 \uc815\ubc00\ud558\uac8c \uc870\uc808\ud560 \uc218 \uc788\uc5b4, \ubd88\ud544\uc694\ud55c \ubc29\ud5a5\uc73c\ub85c\uc758 \uc2e0\ud638 \uc190\uc2e4\uc744 \uc904\uc774\uace0 \ud2b9\uc815 \ubc29\ud5a5\uc73c\ub85c\uc758 \uc2e0\ud638 \uac15\ub3c4\ub97c \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<li>\uc2e0\ud638\uc758 \uc99d\uac15(Signal Gain Enhancement): \uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uac1c\ubcc4 \uc548\ud14c\ub098 \ub300\ube44 \ud5a5\uc0c1\ub41c \uc774\ub4dd(gain)\uc744 \uc81c\uacf5\ud558\uc5ec \uc2e0\ud638\uc758 \uc804\ub2ec \uac70\ub9ac\uc640 \uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<li>\ub2e4\uc591\ud55c \ud658\uacbd \uc801\uc751\uc131(Adaptability to Various Environments): \ub2e4\uc591\ud55c \uc804\ud30c \ud658\uacbd\uc5d0\uc11c \uad11\ubc94\uc704\ud55c \uc8fc\ud30c\uc218 \ub300\uc5ed\uc5d0 \uac78\uccd0 \uc548\uc815\uc801\uc778 \ud1b5\uc2e0\uc774 \uac00\ub2a5\ud558\ub3c4\ub85d \uc124\uacc4\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \ubb34\uc120 \ud1b5\uc2e0\uc758 \ubc1c\uc804\uacfc \ud568\uaed8 \ub354\uc6b1 \uc911\uc694\ud574\uc9c0\uace0 \uc788\uc73c\uba70, \ucc28\uc138\ub300 \ud1b5\uc2e0\uae30\uc220\uc778 5G\uc640 6G \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c\ub3c4 \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud560 \uac83\uc73c\ub85c \uae30\ub300\ub429\ub2c8\ub2e4. \uc774 \uae30\uc220\uc744 \ud1b5\ud574 \ucd5c\uc801\ud654\ub41c \uc5d0\ub108\uc9c0 \uc0ac\uc6a9\uacfc \ud6a8\uc728\uc801\uc778 \uc2e0\ud638 \uc804\uc1a1\uc774 \uac00\ub2a5\ud574\uc838 \uc0ac\uc6a9\uc790\uc5d0\uac8c \ub354 \ube60\ub974\uace0 \uc548\uc815\uc801\uc778 \ubb34\uc120 \uc5f0\uacb0\uc131\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc548\ud14c\ub098 \uc5b4\ub808\uc774\ub294 \uc804\uc790\uae30\ud30c\ub97c \uc1a1\uc218\uc2e0\ud558\uac70\ub098 \ubc29\ud5a5\uc744 \uc870\uc808\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc548\ud14c\ub098 \uc694\uc18c\ub97c \ud2b9\uc815\ud55c \ubc30\uc5f4\ub85c \ubc30\uce58\ud55c \uc2dc\uc2a4\ud15c\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":169550,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-146630","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>\uc548\ud14c\ub098 \uc5b4\ub808\uc774 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f 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\uc5b4\ub808\uc774\ub294 \uc804\uc790\uae30\ud30c\ub97c \uc1a1\uc218\uc2e0\ud558\uac70\ub098 \ubc29\ud5a5\uc744 \uc870\uc808\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc548\ud14c\ub098 \uc694\uc18c\ub97c \ud2b9\uc815\ud55c \ubc30\uc5f4\ub85c \ubc30\uce58\ud55c \uc2dc\uc2a4\ud15c\uc744 \ub9d0\ud569\ub2c8\ub2e4.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%95%88%ed%85%8c%eb%82%98-%ec%96%b4%eb%a0%88%ec%9d%b4\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-27T12:18:09+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-27T12:18:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc548\ud14c\ub098-\uc5b4\ub808\uc774.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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