{"id":146687,"date":"2024-04-27T12:28:42","date_gmt":"2024-04-27T12:28:42","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%a7%88%ec%9d%b4%ed%81%ac%eb%a1%9c%ed%8c%8c-%ed%9d%a1%ec%88%98%ec%9e%ac\/"},"modified":"2024-04-27T12:28:42","modified_gmt":"2024-04-27T12:28:42","slug":"%eb%a7%88%ec%9d%b4%ed%81%ac%eb%a1%9c%ed%8c%8c-%ed%9d%a1%ec%88%98%ec%9e%ac","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%a7%88%ec%9d%b4%ed%81%ac%eb%a1%9c%ed%8c%8c-%ed%9d%a1%ec%88%98%ec%9e%ac\/","title":{"rendered":"\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac"},"content":{"rendered":"<p class=\"sidekick\">\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc5d0 \uad00\ud55c \uae30\ubcf8 \uc6d0\ub9ac, \uc0ac\uc6a9 \uc608\uc2dc \ubc0f \uc124\uacc4 \uac1c\ub150\uc744 \ub2e4\ub8e8\ub294, \uc804\uc790\uae30\ud559\uc801 \uc751\uc6a9\uacfc \uc7ac\ub8cc \uacfc\ud559\uc758 \uacb0\ud569\uc5d0 \uad00\ud55c \uae30\uc0ac\uc785\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ub9c8\uc774\ud06c\ub85c\ud30c-\ud761\uc218\uc7ac.png\" alt=\"\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\"\/><\/p>\n<h2>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \uae30\ubcf8 \uc774\ud574<\/h2>\n<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \uc804\uc790\uae30 \uc2a4\ud399\ud2b8\ub7fc\uc758 \ub9c8\uc774\ud06c\ub85c\ud30c \uc601\uc5ed\uc5d0 \ud574\ub2f9\ud558\ub294 \uc8fc\ud30c\uc218 \ub300\uc5ed\uc758 \uc804\uc790\uae30\ud30c\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ud761\uc218\ud560 \uc218 \uc788\ub294 \ubb3c\uc9c8\uc744 \ub9d0\ud569\ub2c8\ub2e4. \ub9c8\uc774\ud06c\ub85c\ud30c\ub294 \uc8fc\ud30c\uc218\uac00 \uc57d 300MHz\uc5d0\uc11c 300GHz\uc0ac\uc774\uc5d0 \ud574\ub2f9\ud558\ub294 \uc804\uc790\uae30\ud30c\ub85c, \uc774 \ubc94\uc704 \uc548\uc5d0\uc11c \ub2e4\uc591\ud55c \ud1b5\uc2e0, \ub808\uc774\ub354, \uadf8\ub9ac\uace0 \uac00\uc815\uc6a9 \uc804\uc790\uae30\uae30\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc591\ud55c \uc804\uc790\uae30\ud559\uc801 \uc751\uc6a9\uc744 \uc704\ud574\uc11c\ub294 \ud2b9\uc815\ud55c \uc8fc\ud30c\uc218 \ub300\uc5ed\uc758 \uc804\uc790\ud30c\ub97c \ud761\uc218\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc804\uc790\ud30c\uac00 \uc7ac\ub8cc\uc5d0 \uc785\uc0ac\ud560 \ub54c \uc7ac\ub8cc\uc758 \uc804\uc790 \uad6c\uc870\uc640 \uc0c1\ud638\uc791\uc6a9\ud558\uc5ec \uc7ac\ub8cc \ub0b4\ubd80\uc758 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \uc804\uc790\ud30c\uc758 \uc804\ub825\uc744 \ud761\uc218\ud558\uc5ec \uc5f4 \uc5d0\ub108\uc9c0\ub85c \uc804\ud658\uc2dc\ud0ac \uc218 \uc788\ub294 \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \uc0ac\uc6a9 \uc608\uc2dc<\/h2>\n<ul>\n<li>\uc804\uc790\uae30 \ubc29\uc5b4(Electromagnetic Shielding): \uc804\uc790\uae30 \ubc29\ud574(EMI)\ub85c\ubd80\ud130 \ubbfc\uac10\ud55c \uc804\uc790\uae30\uae30\ub97c \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\ub808\uc774\ub354 \ud761\uc218\uc7ac(Radar Absorbing Materials, RAM): \uad70\uc0ac\uc801 \ubaa9\uc801\uc73c\ub85c \ud56d\uacf5\uae30\ub098 \uc120\ubc15 \ub4f1\uc758 \ub808\uc774\ub354 \ud0d0\uc9c0\ub97c \uc904\uc774\uae30 \uc704\ud574 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc74c\ud5a5 \uc7ac\ub8cc(Acoustic Materials): \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \ud2b9\uc815\ud55c \uc8fc\ud30c\uc218\uc758 \uc18c\uc74c\uc744 \uc904\uc774\ub294 \uc74c\ud5a5 \uc7ac\ub8cc\ub85c\ub3c4 \ud65c\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218 \uc6d0\ub9ac<\/h2>\n<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \uc6d0\ub9ac\ub294 \uc804\uc790\ud30c\uc758 \ud761\uc218 \ubc0f \uc190\uc2e4\uc758 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uba54\ucee4\ub2c8\uc998\uc5d0 \uae30\ucd08\ud569\ub2c8\ub2e4. \uccab \ubc88\uc9f8 \uba54\ucee4\ub2c8\uc998\uc740 \uc804\uc790\uae30\ud30c\uac00 \ubb3c\uc9c8\uc5d0 \uc785\uc0ac\ud558\uc600\uc744 \ub54c \uc804\uc790\uae30\ud30c\uc640 \ubb3c\uc9c8\uc758 \uc0c1\ud638\uc791\uc6a9\uc5d0 \uc758\ud574 \uc5d0\ub108\uc9c0\uac00 \uc5f4\ub85c \uc804\ud658\ub418\ub294 &#8216;\uc804\uc790\uae30 \uc190\uc2e4(Electromagnetic Loss)&#8217;\uc785\ub2c8\ub2e4. \uc774\ub294 \uc8fc\ub85c \uc7ac\ub8cc\uc758 \uc720\uc804\uccb4 \uc190\uc2e4\uacfc \ud22c\uc790\uc728(Permeability)\uc758 \uad00\uc810\uc5d0\uc11c \uc124\uba85\ub429\ub2c8\ub2e4. \uc720\uc804\uccb4 \uc190\uc2e4\uc740 \uc804\uc790\uae30\ud30c\uc758 \uc5d0\ub108\uc9c0\uac00 \uc720\uc804\uccb4 \ub0b4\ubd80\uc5d0\uc11c \ubd84\uc790\uc758 \ud68c\uc804\uc774\ub098 \uc9c4\ub3d9\uc5d0 \uc758\ud574 \uc5f4 \uc5d0\ub108\uc9c0\ub85c \uc804\ud658\ub418\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub450 \ubc88\uc9f8 \uba54\ucee4\ub2c8\uc998\uc740 &#8216;\ud68c\uc808(Diffraction)&#8217;\uacfc &#8216;\ubc18\uc0ac(Reflection)&#8217;\uc5d0 \uc758\ud55c \uac83\uc73c\ub85c, \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \ud45c\uba74\uc774\ub098 \uad6c\uc870\uac00 \ud2b9\uc815\ud55c \ubc29\uc2dd\uc73c\ub85c \uc124\uacc4\ub418\uc5b4 \uc804\uc790\uae30\ud30c\uac00 \uc5ec\ub7ec \ucc28\ub840 \ub0b4\ubd80\uc5d0\uc11c \ubc18\uc0ac\ub418\uc5b4 \uc5d0\ub108\uc9c0\uac00 \uc18c\ubaa8\ub418\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc774 \ub514\uc790\uc778\uc740 \uc804\uc790\uae30\ud30c\ub97c \ub354 \ub9ce\uc774 \ud761\uc218\ud558\uace0 \uc5d0\ub108\uc9c0\ub97c \uc5f4\ub85c \uc804\ud658\uc2dc\ud0a4\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4.<\/p>\n<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \uc124\uacc4\uc5d0\uc11c \uc911\uc694\ud55c \uc694\uc18c\ub294 &#8216;\ub9e4\uce6d \uc870\uac74(Matching Condition)&#8217;\uc744 \ub9cc\uc871\uc2dc\ud0a4\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uc870\uac74\uc740 \uc804\uc790\uae30\ud30c\uac00 \ud761\uc218\uc7ac\uc640 \uacf5\uae30 \uc0ac\uc774\uc758 \uacbd\uacc4\uba74\uc5d0\uc11c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubc18\uc0ac\ub97c \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \ud544\uc694\ud569\ub2c8\ub2e4. \ub9e4\uce6d \uc870\uac74\uc744 \ub2ec\uc131\ud558\uae30 \uc704\ud574\uc11c\ub294 \ud761\uc218\uc7ac\uc758 \uc720\uc804 \uc0c1\uc218\uc640 \ud22c\uc790\uc728\uc774 \uc785\uc0ac\ud558\ub294 \uc804\uc790\uae30\ud30c\uc758 \ud2b9\uc131\uc5d0 \ub9de\ucdb0\uc838\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c &#8216;\ud3ec\ud654(Saturation)&#8217; \ud6a8\uacfc\ub3c4 \uc911\uc694\ud55c\ub370, \uc774\ub294 \ud761\uc218\uc7ac\uac00 \ud2b9\uc815 \uac12 \uc774\uc0c1\uc758 \uc804\uc790\uae30\ud30c \uc5d0\ub108\uc9c0\ub97c \ud761\uc218\ud560 \uc218 \uc5c6\uc744 \ub54c \ubc1c\uc0dd\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \ud3ec\ud654\ub294 \ud761\uc218\uc7ac\uc758 \ubb3c\ub9ac\uc801 \ud639\uc740 \ud654\ud559\uc801 \uad6c\uc870\uac00 \ub354 \uc774\uc0c1 \uc5d0\ub108\uc9c0\ub97c \uc800\uc7a5\ud558\uac70\ub098 \ubcc0\ud658\ud560 \uc218 \uc5c6\uc744 \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \ucca8\ub2e8 \uc751\uc6a9<\/h2>\n<ul>\n<li>\uc2a4\ud154\uc2a4 \uae30\uc220(Stealth Technology): \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \uc2a4\ud154\uc2a4 \ud56d\uacf5\uae30\uc758 \ud45c\uba74\uc5d0 \uc801\uc6a9\ub418\uc5b4 \ub808\uc774\ub354 \uc2e0\ud638\uc758 \ubc18\uc0ac\ub97c \ucd5c\uc18c\ud654\ud558\uc5ec \ud56d\uacf5\uae30\uc758 \ud0d0\uc9c0\ub97c \uc5b4\ub835\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/li>\n<li>\ubb34\uc120 \uc8fc\ud30c\uc218 \uc2dd\ubcc4(RFID): RFID \ud0dc\uadf8\uc5d0\uc11c \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \uc758\ub3c4\uce58 \uc54a\uc740 \uc2e0\ud638\uc758 \ubc18\uc0ac\ub97c \uc904\uc5ec \ub354 \uc815\ud655\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ud1b5\uc2e0 \uc2dc\uc2a4\ud15c: \uace0\uc131\ub2a5 \ud761\uc218\uc7ac\ub294 \ubb34\uc120 \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc758 \uc804\uc790\ud30c \uac04\uc12d\uc744 \uc904\uc774\ub294 \ub370 \ud65c\uc6a9\ub418\uc5b4 \ub370\uc774\ud130 \uc804\uc1a1 \ud488\uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc120\ud0dd \uacfc\uc815\uc758 \uc911\uc694\ud55c \uc694\uc18c<\/h2>\n<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub97c \uc120\ud0dd\ud560 \ub54c \uace0\ub824\ud574\uc57c \ud560 \uc911\uc694\ud55c \uc694\uc18c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uc8fc\ud30c\uc218 \ubc94\uc704: \ud2b9\uc815 \uc751\uc6a9\uc5d0 \uc801\ud569\ud55c \uc8fc\ud30c\uc218 \ub300\uc5ed\uc5d0\uc11c \ucd5c\uc801\uc758 \ud761\uc218 \ud2b9\uc131\uc744 \uac16\ub294 \uc7ac\ub8cc\ub97c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ub450\uaed8: \uc7ac\ub8cc\uc758 \ub450\uaed8\ub294 \uc804\uc790\uae30\ud30c \ud761\uc218 \ub2a5\ub825\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \uc751\uc6a9\uc5d0 \ub530\ub77c \ucd5c\uc801\ud654\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ud658\uacbd\uc801 \uc694\uc778: \uace0\uc628, \uc2b5\uae30, \ud654\ud559 \ubb3c\uc9c8 \ub4f1\uc5d0 \ub300\ud55c \ub0b4\uad6c\uc131\uc774 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub530\ub77c \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<h2>\uacb0\ub860<\/h2>\n<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\ub294 \ub2e4\uc591\ud55c \uc0b0\uc5c5\uacfc \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4. \uc774 \uc7ac\ub8cc\ub4e4\uc740 \ub9c8\uc774\ud06c\ub85c\ud30c \uc601\uc5ed\uc5d0\uc11c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \uc804\uc790\uae30 \uac04\uc12d\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \ud2b9\ubcc4\ud788 \uac1c\ubc1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc804\uc790 \uc7a5\ube44\uc758 \ubcf4\ud638, \uad70\uc0ac\uc801 \ubaa9\uc801, \ud1b5\uc2e0 \ud488\uc9c8\uc758 \uac1c\uc120 \ub4f1\uc5d0\uc11c \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \uc911\uc694\uc131\uc740 \uacc4\uc18d\ud574\uc11c \ucee4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc804\uc790\uae30 \uc190\uc2e4\uacfc \ub9e4\uce6d \uc870\uac74\uc744 \ub9cc\uc871\uc2dc\ud0a4\ub294 \uc124\uacc4\ub97c \ubc14\ud0d5\uc73c\ub85c \ud558\uc5ec \uacf5\ud559\uc790\uc640 \uacfc\ud559\uc790\ub4e4\uc740 \ub354 \ud6a8\uc728\uc801\uc774\uace0 \ud6a8\uacfc\uc801\uc778 \ud761\uc218\uc7ac\ub97c \uac1c\ubc1c\ud558\uae30 \uc704\ud574 \ub178\ub825\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc758 \ubc1c\uc804\uc740 \uae30\uc220\uc758 \uc9c4\ud654\uc640 \ub354\ubd88\uc5b4 \uc774\uc5b4\uc9c8 \uac83\uc774\uba70, \uc6b0\ub9ac\uc758 \uc77c\uc0c1\uc0dd\ud65c\uc5d0 \uc788\uc5b4 \ub354\uc6b1 \ud544\uc218\uc801\uc778 \uc694\uc18c\uac00 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc5d0 \uad00\ud55c \uae30\ubcf8 \uc6d0\ub9ac, \uc0ac\uc6a9 \uc608\uc2dc \ubc0f \uc124\uacc4 \uac1c\ub150\uc744 \ub2e4\ub8e8\ub294, \uc804\uc790\uae30\ud559\uc801 \uc751\uc6a9\uacfc \uc7ac\ub8cc \uacfc\ud559\uc758 \uacb0\ud569\uc5d0 \uad00\ud55c \uae30\uc0ac\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":170063,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-146687","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>\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac\uc5d0 \uad00\ud55c \uae30\ubcf8 \uc6d0\ub9ac, \uc0ac\uc6a9 \uc608\uc2dc \ubc0f \uc124\uacc4 \uac1c\ub150\uc744 \ub2e4\ub8e8\ub294, \uc804\uc790\uae30\ud559\uc801 \uc751\uc6a9\uacfc \uc7ac\ub8cc \uacfc\ud559\uc758 \uacb0\ud569\uc5d0 \uad00\ud55c \uae30\uc0ac\uc785\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%eb%a7%88%ec%9d%b4%ed%81%ac%eb%a1%9c%ed%8c%8c-%ed%9d%a1%ec%88%98%ec%9e%ac\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\ub9c8\uc774\ud06c\ub85c\ud30c \ud761\uc218\uc7ac | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810\" \/>\n<meta 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