{"id":147346,"date":"2024-04-27T13:55:20","date_gmt":"2024-04-27T13:55:20","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/s-%ed%8c%8c%eb%9d%bc%eb%af%b8%ed%84%b0-%eb%b6%84%ec%84%9d%ea%b8%b0\/"},"modified":"2024-04-27T13:55:27","modified_gmt":"2024-04-27T13:55:27","slug":"s-%ed%8c%8c%eb%9d%bc%eb%af%b8%ed%84%b0-%eb%b6%84%ec%84%9d%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/s-%ed%8c%8c%eb%9d%bc%eb%af%b8%ed%84%b0-%eb%b6%84%ec%84%9d%ea%b8%b0\/","title":{"rendered":"S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uae30"},"content":{"rendered":"<p class=\"sidekick\">S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uae30\ub294 \uc804\uc790\uacf5\ud559\uc5d0\uc11c RF\uc640 \ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \uc7a5\uce58\uc758 \uc804\uae30\uc801 \uc131\ub2a5\uc744 \uce21\uc815\ud558\ub294 \uc911\uc694 \ub3c4\uad6c\uc785\ub2c8\ub2e4, \uc2e0\ud638 \ubc18\uc0ac\uc640 \uc804\ub2ec \ud2b9\uc131 \ubb18\uc0ac.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/S-\ud30c\ub77c\ubbf8\ud130-\ubd84\uc11d\uae30.png\" alt=\"S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uae30\"\/><\/p>\n<h2>S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uae30\uc758 \uac1c\ub150<\/h2>\n<p>\uc804\uc790\uacf5\ud559\uc5d0\uc11c S \ud30c\ub77c\ubbf8\ud130(S-Parameter)\ub780 &#8216;\uc2a4\uce90\ud130\ub9c1 \ud30c\ub77c\ubbf8\ud130&#8217; \ud639\uc740 &#8216;\uc0b0\ub780 \ud30c\ub77c\ubbf8\ud130&#8217;\ub85c \ubd88\ub9ac\uba70, \uace0\uc8fc\ud30c \ud68c\ub85c\ub098 \uc7a5\uce58\uc758 \uc804\uae30\uc801 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uc911\uc694\ud55c \uc9c0\ud45c\uc785\ub2c8\ub2e4. \uc774 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc740 \ubcf5\uc7a1\ud55c \uc804\uc790\uae30\uc7a5\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uac04\uacb0\ud55c \uc218\uce58\ub85c \ud45c\ud604\ud558\uc5ec, \uc804\uc790 \uc7a5\uce58 \uac04\uc758 \uc2e0\ud638 \uc804\ub2ec \ubc0f \ubc18\uc0ac \ud2b9\uc131\uc744 \uc774\ud574\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4. S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uae30\ub294 \uc774\ub7ec\ud55c \ud30c\ub77c\ubbf8\ud130\ub4e4\uc744 \uce21\uc815\ud558\ub294 \uc7a5\ube44\ub85c, RF(\ub77c\ub514\uc624 \uc8fc\ud30c\uc218)\uc640 \ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \uacf5\ud559 \ubd84\uc57c\uc5d0\uc11c \ud544\uc218\uc801\uc778 \ub3c4\uad6c\uc785\ub2c8\ub2e4.<\/p>\n<h2>S \ud30c\ub77c\ubbf8\ud130\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n<p>S \ud30c\ub77c\ubbf8\ud130\ub294 \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ub418\uba70, \uadf8 \ud06c\uae30\ub294 \uc804\ub2ec\ub418\uac70\ub098 \ubc18\uc0ac\ub41c \uc2e0\ud638\uc758 \uc138\uae30\ub97c, \uadf8\ub9ac\uace0 \uc704\uc0c1\uc740 \uc2e0\ud638\uc758 \uc2dc\uac04\uc801 \uc9c0\uc5f0\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uc740 \ud2b9\ud788 \ub2e4\uc911\ud3ec\ud2b8 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc720\uc6a9\ud55c\ub370, \uac01 \ud30c\ub77c\ubbf8\ud130 S<sub>ij<\/sub>\ub294 i \ud3ec\ud2b8\ub85c \ub4e4\uc5b4\uc624\ub294 \uc2e0\ud638\uac00 j \ud3ec\ud2b8\ub85c \ub098\uac00\ub294 \uc2e0\ud638\uc758 \ud06c\uae30\uc640 \uc704\uc0c1\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 S<sub>21<\/sub>\uc740 1\ubc88 \ud3ec\ud2b8\uc5d0 \ub4e4\uc5b4\uc628 \uc2e0\ud638\uac00 2\ubc88 \ud3ec\ud2b8\ub85c \uc804\uc1a1\ub418\ub294 \ube44\uc728\uc744, S<sub>11<\/sub>\uc740 1\ubc88 \ud3ec\ud2b8\uc5d0 \ub4e4\uc5b4\uc628 \uc2e0\ud638\uac00 \uadf8\ub300\ub85c 1\ubc88 \ud3ec\ud2b8\ub85c \ubc18\uc0ac\ub418\ub294 \ube44\uc728\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>S<sub>11<\/sub><\/strong>: \uc785\ub825 \ubc18\uc0ac \uacc4\uc218 &#8211; \ud3ec\ud2b8 1\uc5d0 \uc2e0\ud638\uac00 \ub4e4\uc5b4\uc654\uc744 \ub54c \ud3ec\ud2b8 1\ub85c \uc5bc\ub9c8\ub098 \ub9ce\uc740 \uc2e0\ud638\uac00 \ubc18\uc0ac\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li><strong>S<sub>21<\/sub><\/strong>: \uc804\ub2ec \uacc4\uc218 &#8211; \ud3ec\ud2b8 1\ub85c \ub4e4\uc5b4\uc628 \uc2e0\ud638\uac00 \ud3ec\ud2b8 2\ub85c \uc5bc\ub9c8\ub098 \uc798 \uc804\ub2ec\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li><strong>S<sub>12<\/sub><\/strong>: \uc5ed\uc804\ub2ec \uacc4\uc218 &#8211; \ud3ec\ud2b8 2\uc5d0\uc11c \ud3ec\ud2b8 1\ub85c\uc758 \uc2e0\ud638 \uc804\ub2ec\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li><strong>S<sub>22<\/sub><\/strong>: \ucd9c\ub825 \ubc18\uc0ac \uacc4\uc218 &#8211; \ud3ec\ud2b8 2\uc758 \uc2e0\ud638\uac00 \ud3ec\ud2b8 2\ub85c \uc5bc\ub9c8\ub098 \ub9ce\uc774 \ubc18\uc0ac\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>S \ud30c\ub77c\ubbf8\ud130\ub294 \ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30(Network Analyzer)\ub77c\uace0 \ud558\ub294 \ud2b9\uc218\ud55c \uc7a5\ube44\ub97c \uc774\uc6a9\ud558\uc5ec \uce21\uc815\ud558\uba70, \uc774 \uc7a5\ube44\ub294 \uace0\uc8fc\ud30c \uc2e0\ud638\ub97c \ubc1c\uc0dd\uc2dc\ucf1c \ub300\uc0c1 \ud68c\ub85c\ub098 \uc7a5\uce58\uc5d0 \uc785\uc0ac\uc2dc\ud0a4\uace0, \ubc18\uc0ac\ub418\uac70\ub098 \ud1b5\uacfc\ud558\ub294 \uc2e0\ud638\ub4e4\uc744 \uce21\uc815\ud558\uc5ec S \ud30c\ub77c\ubbf8\ud130 \uac12\uc744 \ub3c4\ucd9c\ud569\ub2c8\ub2e4.<\/p>\n<h2>S \ud30c\ub77c\ubbf8\ud130 \uce21\uc815 \uacfc\uc815<\/h2>\n<p>S \ud30c\ub77c\ubbf8\ud130\ub97c \uce21\uc815\ud558\ub294 \uae30\ubcf8\uc801\uc778 \uacfc\uc815\uc740 \uba3c\uc800 \uce21\uc815\ud558\uace0\uc790 \ud558\ub294 \ub300\uc0c1\uc758 \ud3ec\ud2b8\uc5d0 \uc801\uc808\ud55c \uc8fc\ud30c\uc218\uc640 \ud30c\uc6cc \ub808\ubca8\uc758 \uc2e0\ud638\ub97c \uc8fc\uc785\ud558\uace0, \ubc18\uc751\ud558\ub294 \uc2e0\ud638\ub4e4\uc744 \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30\ub294 \uc5ec\ub7ec \uc8fc\ud30c\uc218\uc5d0\uc11c \ud574\ub2f9 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc744 \uce21\uc815\ud558\uc5ec, \ub300\uc0c1\uc758 \uc8fc\ud30c\uc218 \uc751\ub2f5\uc744 \ubd84\uc11d\ud569\ub2c8\ub2e4. \uc8fc\ud30c\uc218 \ubcc4\ub85c \uc5bb\uc5b4\uc9c4 S \ud30c\ub77c\ubbf8\ud130 \uac12\ub4e4\uc740 \uadf8\ub798\ud504\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \ub300\uc0c1 \uc7a5\uce58\uc758 \ub300\uc5ed\ud3ed, \uc774\ub4dd, \uc190\uc2e4 \ub4f1\uc758 \ud2b9\uc131\uc744 \ud30c\uc545\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30\ub97c \uc0ac\uc6a9\ud55c \uce98\ub9ac\ube0c\ub808\uc774\uc158<\/h2>\n<p>\uc815\ud655\ud55c S \ud30c\ub77c\ubbf8\ud130 \uce21\uc815\uc744 \uc704\ud574\uc11c\ub294 \ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30\uc758 \uce98\ub9ac\ube0c\ub808\uc774\uc158\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uce98\ub9ac\ube0c\ub808\uc774\uc158\uc740 \uce21\uc815 \uc2dc\uc2a4\ud15c\uc758 \uc624\ucc28\ub97c \ubcf4\uc815\ud558\uae30 \uc704\ud574 \uc2e4\uc2dc\ub418\uba70, \ud45c\uc900 \uce21\uc815 \ubd80\ud488\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud574\uc11d\uae30\uc758 \uc815\ud655\ub3c4\ub97c \ub192\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uce21\uc815 \ub300\uc0c1\uc758 \uc2e4\uc81c \uc131\ub2a5\uc744 \uc815\ud655\ud788 \ud3c9\uac00\ud558\uae30 \uc704\ud574 \uc65c\uace1 \uc694\uc18c\ub4e4\uc744 \uc81c\uac70\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc624\ud508(Open)<\/strong>: \uc2e0\ud638\uac00 \uc5b4\ub514\ub85c\ub3c4 \uc5f0\uacb0\ub418\uc9c0 \uc54a\uc740 \uce21\uc815 \uc0c1\ud0dc\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc1fc\ud2b8(Short)<\/strong>: \uc2e0\ud638 \ub77c\uc778\uc774 \uc811\uc9c0 \ub610\ub294 0 \uc804\uc555\uc73c\ub85c \uc9c1\uc811 \uc5f0\uacb0\ub41c \uc0c1\ud0dc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li><strong>\ub85c\ub4dc(Load)<\/strong>: \uc77c\uc815\ud55c \uc784\ud53c\ub358\uc2a4\ub97c \uac00\uc9c4 \ubd80\ud558\ub97c \ud3ec\ud2b8\uc5d0 \uc5f0\uacb0\ud558\uc5ec \uc77c\uc815\ud55c \ubc18\uc0ac \uacc4\uc218\ub97c \uac16\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc2a4\ub8e8(Thru)<\/strong>: \ub450 \ud3ec\ud2b8\ub97c \uc9c1\uc811 \uc5f0\uacb0\ud558\uc5ec \ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30\uac00 \ucd5c\uc801\uc758 \uc804\ub2ec \uacbd\ub85c\ub97c \ud559\uc2b5\ud558\uac8c \ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc2e4\uc81c \uc751\uc6a9\uacfc \uc758\ubbf8<\/h2>\n<p>S \ud30c\ub77c\ubbf8\ud130\ub294 \uc548\ud14c\ub098, \uc99d\ud3ed\uae30, \ud544\ud130, \ubbf9\uc11c \ub4f1 \ub2e4\uc591\ud55c \uc804\uc790 \ubd80\ud488\uc758 \uc124\uacc4 \ubc0f \uac80\uc99d \uacfc\uc815\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc548\ud14c\ub098\uc758 \uacbd\uc6b0 S<sub>11<\/sub> \ud30c\ub77c\ubbf8\ud130\uac00 \ub9e4\uc6b0 \ub0ae\ub2e4\ub294 \uac83\uc740 \uc548\ud14c\ub098\uac00 \uc2e0\ud638\ub97c \uc798 \uc804\uc1a1\ud558\uace0 \uc788\uc73c\uba70, \ubc18\uc0ac \uc2e0\ud638\uac00 \uc801\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ubc18\uba74, S<sub>21<\/sub>\uc774 \ub192\uc740 \uc99d\ud3ed\uae30\ub294 \uc785\ub825 \uc2e0\ud638\ub97c \uc798 \uc99d\ud3ed\uc2dc\ud0a4\uace0 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774\ucc98\ub7fc S \ud30c\ub77c\ubbf8\ud130\ub97c \ud1b5\ud574 \uc804\uc790 \uc7a5\uce58\uc758 \uc131\ub2a5\uc744 \uc815\ub7c9\uc801\uc73c\ub85c \ud3c9\uac00\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \ubc14\ud0d5\uc73c\ub85c \uace0\uc7a5 \uc9c4\ub2e8, \ucd5c\uc801\ud654, \uadf8\ub9ac\uace0 \ud488\uc9c8 \ubcf4\uc99d\uc774 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ubfd0\ub9cc \uc544\ub2c8\ub77c, S \ud30c\ub77c\ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uba74 \ud2b9\uc815 \uc8fc\ud30c\uc218\uc5d0\uc11c\uc758 \uc7a5\uce58 \ubc18\uc751\uc744 \ub2e8\uc77c \uac12\uc73c\ub85c \uc694\uc57d\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \uc8fc\ud30c\uc218 \uc751\ub2f5\uc744 \ubcf4\ub2e4 \uc27d\uac8c \uc774\ud574\ud558\uace0 \uc124\uba85\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4. \uc774\ub294 \ubcf5\uc7a1\ud55c \uc804\uc790\uae30 \uc2dc\ubbac\ub808\uc774\uc158\uc744 \uc218\ud589\ud558\uc9c0 \uc54a\uace0\ub3c4 \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud558\uace0 \ud3c9\uac00\ud558\ub294 \ub370 \uc788\uc5b4 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uc740 \uace0\uc8fc\ud30c \ud68c\ub85c\uc758 \uc124\uacc4\uc640 \ud3c9\uac00\uc5d0 \uc788\uc5b4 \ud544\uc218\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub124\ud2b8\uc6cc\ud06c \ud574\uc11d\uae30\ub97c \uc774\uc6a9\ud55c \uce98\ub9ac\ube0c\ub808\uc774\uc158 \uacfc\uc815\uc744 \uac70\uccd0\uc11c \uc5bb\uc5b4\uc9c4 \ub370\uc774\ud130\ub294 \ubd80\ud488\uc758 \uc131\ub2a5\uc744 \ud30c\uc545\ud558\uace0, \uc2dc\uc2a4\ud15c\uc758 \uc804\uccb4\uc801\uc778 \ud6a8\uc728\uc131\uc744 \uac1c\uc120\ud558\ub294 \ub370 \uae30\uc5ec\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc774 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc740 \uc804\uc790 \ubd80\ud488\uc758 \uc2e4\uc81c \uc791\ub3d9\uc744 \uc608\uce21\ud558\uace0, \ub2e4\uc591\ud55c \uc8fc\ud30c\uc218 \uc870\uac74\uc5d0\uc11c\uc758 \uc131\ub2a5\uc744 \ube44\uad50\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uae30\ucd08 \uc804\uc790\uacf5\ud559\uc5d0\uc11c\ubd80\ud130 \ubcf5\uc7a1\ud55c \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c \uc124\uacc4\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0, S \ud30c\ub77c\ubbf8\ud130 \ubd84\uc11d\uc740 \ud604\ub300 \uacf5\ud559\uc5d0\uc11c \ube7c\ub193\uc744 \uc218 \uc5c6\ub294 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uae30\uc220\uc758 \uc9c4\ubcf4\uc640 \ud568\uaed8 S \ud30c\ub77c\ubbf8\ud130\uc758 \uc815\ubc00\ud55c \ubd84\uc11d\uc774 \uacc4\uc18d\ud574\uc11c \uacf5\ud559\uc790\ub4e4\uc5d0\uac8c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc815\ubcf4\ub97c \uc81c\uacf5\ud560 \uac83\uc73c\ub85c 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