{"id":5281,"date":"2023-04-24T21:38:28","date_gmt":"2023-04-24T12:38:28","guid":{"rendered":"https:\/\/moatel2023.mycafe24.com\/?page_id=5281"},"modified":"2023-12-08T17:20:39","modified_gmt":"2023-12-08T08:20:39","slug":"tech","status":"publish","type":"page","link":"https:\/\/moatel.com\/en\/tech\/","title":{"rendered":"Cert.\/FAQ"},"content":{"rendered":"
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\uacbd\uc601 \uc2dc\uc2a4\ud15c \uc778\uc99d\uc11c\ub97c \uc548\ub0b4\ud569\ub2c8\ub2e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\ub2f9\uc0ac\ub294 \ud658\uacbd\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c\uc640 \ud488\uc9c8\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c\ub97c \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc9c0\uc18d\uc801\uc778 \uc5f0\uad6c \uac1c\ubc1c\uc744 \ube44\ub86f\ud574 \ucd5c\uace0 \ud488\uc9c8\uc758 \uc81c\ud488\uc744 \uacf5\uae09\ud558\uc5ec \ub4dc\ub9bd\ub2c8\ub2e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\ud658\uacbd\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c<\/h2>
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\ud488\uc9c8\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c<\/h2>
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\uc81c\ud488 \ubc0f \uae30\uc220<\/h2>
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\uc81c\ud488 \uad00\ub828 FAQ \ub0b4\uc6a9\uc785\ub2c8\ub2e4. \uc6a9\uc5b4 \ubc0f \uae30\uc220\uc801 \uc0ac\ud56d\uc5d0 \ub300\ud55c \ub0b4\uc6a9\uc744 \ucc38\uace0\ud558\uc5ec \uc8fc\uc138\uc694.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\n \n \n PoE\ub294 \ubb34\uc5c7\uc778\uac00?<\/span>\n\n \n
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\"\"<\/p>

\"PoE_Diagram\"<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\n \n \n xDSL\uc5d0\uc11c Splitter\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00?<\/span>\n\n \n
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Splitter\ub294 LPF(Low Pass Filter)\uc785\ub2c8\ub2e4. \uc989 \uace0\uc8fc\ud30c\uc758 \ub370\uc774\ud130\uc2e0\ud638\ub294 \uc798\ub77c\ub0b4\uace0 \uc800\uc8fc\ud30c\uc758 \uc74c\uc131\uc2e0\ud638\ub9cc\uc744 \ud1b5\uacfc\uc2dc\ud0a4\uae30 \uc704\ud558\uc5ec \uc124\uacc4\ub41c \uac83\uc774 \ubc14\ub85c LPF\uc778 \uac83\uc785\ub2c8\ub2e4. ADSL \uc7a5\ube44(DSLAM : Digital Subscriber Line Access Multiplexer)\uc5d0 \uc758\ud574 PSTN(Public Switched Telephone Network) \uc2e0\ud638\uc640 ADSL \ub370\uc774\ud130 \uc2e0\ud638\uac00 \ud569\uccd0\uc838\uc11c \uc804\ud654\ud68c\uc120\uc744 \ud1b5\ud574 \uac00\uc785\uc790\uc5d0\uac8c \uc624\uac8c \ub418\uba74 \uadf8 \uc2e0\ud638\uc5d0\ub294 \uc74c\uc131\uc2e0\ud638\uc640 \ub370\uc774\ud130\uc2e0\ud638\uac00 \ud63c\uc7ac\ud574 \uc788\uac8c \ub429\ub2c8\ub2e4. \uadf8\ub798\uc11c \uc774 \ub450 \uc2e0\ud638\ub97c \ubd84\ub9ac\ud574 \uc8fc\ub294 \ubb34\uc5b8\uac00\uac00 \ud544\uc694\ud558\uac8c \ub418\ub294 \uac83\uc785\ub2c8\ub2e4.
\ube44\ub85d \uc778\uac04\uc758 \uac00\uccad \uc8fc\ud30c\uc218 \ub300\uc5ed\uc774 20KHz \uae4c\uc9c0\ub77c 30KHz \uc774\uc0c1\uc5d0 \uc874\uc7ac\ud558\ub294 \ub370\uc774\ud130 \uc2e0\ud638\ub294 \uc778\uac04\uc758 \uadc0\uc5d0\ub294 \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\uac8c \ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub370\uc774\ud130 \uc2e0\ud638\uac00 \ub3d9\uc2dc\uc5d0 \uc804\ud654\uae30\ub97c \ud1b5\ud574 \uadc0\uc5d0 \ub3c4\ub2ec\ud558\uac8c \ub418\uba74 \uadc0\uc6b8\ub9bc\uacfc \uac19\uc740 \ud604\uc0c1\uc774 \ubc1c\uc0dd\ud558\uc5ec \uc778\uac04\uc758 \uadc0\uc5d0 \uc7a5\uc560\ub97c \uc77c\uc73c\ud0a4\uac8c \ub429\ub2c8\ub2e4. ADSL \ubaa8\ub380\uc5d0\ub3c4 \ube44\ub85d \ub0ae\uc740 \uc8fc\ud30c\uc218\uc758 \uc74c\uc131 \uc2e0\ud638\uc774\uae34 \ud558\uc9c0\ub9cc \uadf8 \uc2e0\ud638\uac00 \ub370\uc774\ud130 \uc2e0\ud638\uc640 \ud568\uaed8 \ub3c4\ub2ec\ud558\uac8c \ub418\uba74 \ub370\uc774\ud130 \uc624\ub958\uc640 \uac19\uc740 \ud604\uc0c1\uc774 \ubc1c\uc0dd\ud558\uc5ec \uc804\uc1a1\uc18d\ub3c4\uac00 \ub5a8\uc5b4\uc9c0\uac8c \ub429\ub2c8\ub2e4. \uadf8\ub9ac\uace0 \uc804\ud654\uae30\uc758 ON\/OFF HOOK \uc774\ub098 \ub9c1\uc2e0\ud638 \uc2dc\uc5d0\ub3c4 \ub370\uc774\ud130 \ud1b5\uc2e0\uc5d0 \uc7a5\uc560\ub97c \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7f0 \ud604\uc0c1\ub4e4\uc744 \uc608\ubc29\ud558\uae30 \uc704\ud558\uc5ec Splitter\uac00 \ud544\uc694\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\n \n \n Splitter\uc640 Micro Filter\uc758 \ucc28\uc774\ub294 \ubb34\uc5c7\uc778\uac00?<\/span>\n\n \n
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Splitter\ub294 Full DMT \ubc29\uc2dd(\ub2e4\uc6b4\ub85c\ub4dc \uc18d\ub3c4:8Mbps)\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc7a5\uce58\ub85c\uc11c \uac00\uc785\uc790\uc6a9\uacfc \uad50\ud658\uad6d\uc6a9 \uc7a5\uce58 2\uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. Splitter\uc5d0\uc11c \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\ub294 \ud06c\uac8c \ubd81\ubbf8\ubc29\uc2dd, \uc720\ub7fd\ubc29\uc2dd \ubc0f \uc77c\ubcf8\ubc29\uc2dd\uc758 3\uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uc5d0 \ub530\ub77c \uc57d\uac04\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc5d0\uc11c \ucc28\uc774\uac00 \uc788\uc73c\uba70 ADSL\uc758 \uc2dc\uc791\ub300\uc5ed\uc778 \uc57d 30KHz\uc5d0\uc11c -65dB\uc774\ud558\uc758 \uac10\uc1e0 \ud2b9\uc131\uc744 \uc694\uad6c\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.

Micro Filter\ub294 G.Lite \ubc29\uc2dd(\ub2e4\uc6b4\ub85c\ub4dc \uc18d\ub3c4:1.5Mbps)\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc7a5\uce58\ub85c\uc11c \uac00\uc785\uc790\uc6a9\uc5d0 \ud55c\ud574 \uc0ac\uc6a9\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. Splitter\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uc5d0 \ub530\ub77c\uc11c \ubd81\ubbf8\ubc29\uc2dd, \uc720\ub7fd\ubc29\uc2dd \ubc0f \uc77c\ubcf8\ubc29\uc2dd\uc758 3\uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uac10\uc1e0 \ud2b9\uc131\uc740 UADSL\uc758 \uc2dc\uc791\ub300\uc5ed\uc778 \uc57d 25KHz\uc5d0\uc11c -15dB\uc774\ud558\ub97c \uc694\uad6c\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. Micro Filter\ub294 \ub2e4\uc6b4\ub85c\ub4dc \uc18d\ub3c4\uac00 \uc57d 1.5Mbps\uc778 UADSL\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub3c4\ub85d \uad8c\uace0\ud558\uace0 \uc788\ub294\ub370, UADSL\uc740 \ucd08\uae30 \uc124\uacc4\uc5d0\uc11c Splitter\uac00 \ud544\uc694 \uc5c6\ub294 \uac83\uc73c\ub85c \uc124\uacc4\ub418\uc5b4 \uc84c\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub9c1\uc2e0\ud638\ub098 \uc804\ud654\ud1b5\ud654\uc0c1\uc758 \uc7a1\uc74c, \ub370\uc774\ud130\ud1b5\uc2e0\uc2dc\uc758 \ub04a\uae40\uacfc \uac19\uc740 \ubb38\uc81c \ub54c\ubb38\uc5d0 Micro Filter\ub97c \uc0ac\uc6a9\ud558\uac8c \ub418\uc5c8\uc73c\uba70, \ud604\uc7ac \uc138\uacc4\uc801\uc778 \ucd94\uc138\ub294 Full DMT \ubc29\uc2dd\uc5d0\uc11c\ub3c4 \uac00\uc785\uc790\uc6a9\uc73c\ub85c Micro Filter\ub97c \uc0ac\uc6a9\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. .<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\n \n \n \uac01 \ub098\ub77c\ubcc4\ub85c Splitter\ub294 \uc11c\ub85c \ucc28\uc774\uac00 \uc788\ub098\uc694?<\/span>\n\n \n
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\uac01 \ub098\ub77c\ubcc4\ub85c PSTN\uc758 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 \uc11c\ub85c \ub2ec\ub77c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 Splitter\ub97c \uc77c\ubcf8\uc5d0 \uac00\uc9c0\uace0 \uac00\ub354\ub77c\ub3c4 \uc0ac\uc6a9\ud560 \uc218\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc6b0\ub9ac\ub098\ub77c\ub294 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 600\u2126\uc774\uace0 \uc77c\ubcf8\uc758 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\ub294 150\u2126+(72nF\/\/(830\u2126+1uF))\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ubb3c\ub860 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 \uac19\uc740 \ub098\ub77c\uc5d0\uc11c\ub294 \ub3d9\uc77c\ud558\uac8c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. ITU-T\uc5d0\uc11c\ub294 4\uac00\uc9c0 \ud0c0\uc785\uc758 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\ub97c \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc720\ub7fd\ud615\uc758 \ud0c0\uc7851, \ubd81\ubbf8\ud615\uc758 \ud0c0\uc7852, ISDN\ud615\uc758 \ud0c0\uc7853, \uc77c\ubcf8\ud615\uc758 \ud0c0\uc7854\uac00 \uadf8\uac83\uc785\ub2c8\ub2e4. \ucc38\uace0\ub85c \ubd81\ubbf8\ud615\uc758 \uacbd\uc6b0\uc5d0\ub294 600\u2126\uacfc 900\u2126\uc758 2\uac00\uc9c0 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 \uc788\uc73c\uba70, \uc720\ub7fd\ud615\uc758 \uacbd\uc6b0\uc5d0\ub294 Complex(1) : 270\u2126+(750\u2126\/\/150nF), Complex(2) : 320\u2126+(1050\u2126\/\/230nF), Complex(3) : 220\u2126+(820\u2126\/\/115nF) \uadf8\ub9ac\uace0 600\u2126\uc758 4\uac00\uc9c0 \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\n \n \n xDSL Splitter\uc640 \uad00\ub828\ub41c \uad6d\uc81c\uaddc\uaca9\uc5d0\ub294 \uc5b4\ub5a4 \uac83\uc774 \uc788\ub098\uc694?<\/span>\n\n \n
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\ub300\ud45c\uc801\uc778 \uad6d\uc81c \uaddc\uaca9\uc73c\ub85c\ub294 \ubd81\ubbf8 \ubc29\uc2dd\uc758 ANSI T1.413, \uc720\ub7fd \ubc29\uc2dd\uc758 ETSI 101 728\uacfc ITU-T\uc758 G.992.1 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ub098\ub77c\uc758 \ud2b9\uc131\uc5d0 \ub530\ub77c \uc870\uae08\uc529 \ucc28\uc774\uac00 \uc788\uc9c0\ub9cc, \ud2b9\uc131\uc758 \uadfc\uac04\uc740 \uc704\uc758 \uc138 \uaddc\uaca9\uc5d0 \uae30\ucd08\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. ETSI 101 728 \uaddc\uaca9\uc758 \uacbd\uc6b0 \uc720\ub7fd \uac01 \uad6d\uc758 ADSL Splitter\uc758 \uadfc\uac04\uc774 \ub418\ub294 \uaddc\uaca9\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc73c\uba70, ITU-T\uc758 G.992.1\uc758 \uacbd\uc6b0 ANSI T1.413\uc758 \uaddc\uaca9\uc744 \uadfc\uac04\uc73c\ub85c \ud558\uc5ec \uc81c\uc815\ud588\uc73c\uba70 \ud06c\uac8c \uc720\ub7fd \ubc29\uc2dd, \ubd81\ubbf8 \ubc29\uc2dd\uacfc \uc77c\ubcf8 \ubc29\uc2dd\uc758 \uc138 \uac00\uc9c0\ub85c \uad6c\ubd84\ud558\uc5ec ADSL Splitter\uc758 \uaddc\uaca9\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>

ANSI (American National Standards Institute) : \ubbf8\uad6d \ud45c\uc900 \ud611\ud68c ITU-T (International Telecommunications Union - Telecommunication Standardization Sector) : \uad6d\uc81c \uc804\uae30\ud1b5\uc2e0 \uc5f0\ud569 - \uc815\ubcf4\ud1b5\uc2e0 \ud45c\uc900\ud654 \ubd80\ubb38 ETSI (European Telecommunications Standards Institute) : \uc720\ub7fd \uc804\uae30\ud1b5\uc2e0 \ud45c\uc900 \ud611\ud68c<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c\ub780 \uc8fc\ud30c\uc218 \ub300\uc5ed\uc774 300MHz \uc5d0\uc11c 300GHz \uc0ac\uc774 \ub610\ub294 \ud30c\uc7a5\uc758 \uacbd\uc6b0 1m\uc5d0\uc11c 1mm \uc0ac\uc774\uc758 \uad50\ub958 \uc2e0\ud638\ub97c \ub098\ud0c0\ub0b4\ub294 \ub9d0\uc785\ub2c8\ub2e4. \uc218 \ubc00\ub9ac\ubbf8\ud130 \ub2e8\uc704\uc758 \ud30c\uc7a5\uc744 \uac00\uc9c4 \uc2e0\ud638\uc758 \uacbd\uc6b0\uc5d0\ub294 \ud2b9\ud788 \ubc00\ub9ac\ubbf8\ud130 \uc6e8\uc774\ube0c\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc544\ub798\uc758 \uadf8\ub9bc\uc5d0\uc11c \uc8fc\ud30c\uc218 \uc2a4\ud399\ud2b8\ub7fc \uc911 \ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \ub300\uc5ed\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n \n

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\n \n \n PAM, LNA, DRA\ub294 \ubb34\uc5c7\uc778\uac00?<\/span>\n\n \n
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\n \n\t\t\t\t\t\t\t\t\t\t<\/i> <\/div>\n\n
\n \n\t\t\t\t\t\t\t\t\t\t<\/i> <\/div>\n <\/div>\n\n \n <\/a>\n <\/div>\n\n
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PAM (Power Amplifier Module, \uc804\ub825 \uc99d\ud3ed\uae30)
\uc804\ub825\uc99d\ud3ed\uae30(PA)\ub294 \ub2e4\ub978 \uc18c\uc790\uc640 \uc9d1\uc801\ud574\uc11c \uc4f0\uae30\uc5d4 \ub108\ubb34 \uc5f4\uc774 \ub9ce\uc544\uc11c \uc7a1\uc74c\uc6d0\uc774 \ub418\uae30 \ub54c\ubb38\uc5d0 \ubcf4\ud1b5 \ubcc4\ub3c4\uc758 \uce69\uc774\ub098 \ubaa8\ub4c8\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. PAM\uc740 \ubaa8\ub4c8\uce69\uc73c\ub85c\uc11c, \uce69 \uc704\uc5d0 MMIC Die\uc640 \uc785\ucd9c\ub825 \ub9e4\uce6d, \uae30\ubcf8 \ubc14\uc774\uc5b4\uc2a4 \uc5d8\ub9ac\uba3c\ud2b8 \ub4e4\uc744 \uc9d1\uc801\ud558\uc5ec \ub9cc\ub4e0 \uac83\uc785\ub2c8\ub2e4. \uc989 \ud328\ud0a4\uc9c0 \uc548\uc5d0 MMIC Barechip\ub9cc \uc788\ub294 \uac8c \uc544\ub2c8\ub77c Microstrip\uacfc LC \uc18c\uc790 \ub4f1\uc744 \ub2ec\uc544\uc11c \uc2dc\uc2a4\ud15c\uc5d0 \uc7a5\ucc29\ub420 \ub54c \ubcf5\uc7a1\ud55c \ub9e4\uce6d\uacfc\uc815 \uc5c6\uc774 \ubc14\ub85c \uc804\uc6d0\uacfc \uc57d\uac04\uc758 \uc18c\uc790\ub9cc \ub2ec\uba74 \uc4f8 \uc218 \uc788\ub3c4\ub85d \ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ubcc4\ub3c4\ub85c \ub9cc\ub4e4\uc5b4\uc838\uc11c \uc2dc\uc2a4\ud15c\uc5d0 \uc989\uc2dc \ubd80\ucc29\ud558\uc5ec \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ub9cc\ub4e0 PA \ubaa8\ub4c8\uc744 \uc77c\ubc18\uc801\uc73c\ub85c PAM\uc774\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4.<\/p>

LNA (Low Noise Amplifier, \uc800\uc7a1\uc74c \uc99d\ud3ed\uae30)
RF \uc218\uc2e0\ub2e8\uc5d0\uc11c \uc218\uc2e0\ub41c \uc804\ub825\uc740 \uac10\uc1e0 \ubc0f \uc7a1\uc74c\uc758 \uc601\ud5a5\uc73c\ub85c \uc778\ud574 \ub9e4\uc6b0 \ub0ae\uc740 \uc804\ub825\ub808\ubca8\uc744 \uac16\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \ubc18\ub4dc\uc2dc \uc99d\ud3ed\uc774 \ud544\uc694\ud55c\ub370, \uc774\ubbf8 \uc678\ubd80\uc5d0\uc11c \ub9ce\uc740 \uc7a1\uc74c\uc744 \ud3ec\ud568\ud574\uc11c \ub0a0\uc544\uc628 \uc2e0\ud638\uc774\uae30 \ub54c\ubb38\uc5d0 \ubb34\uc5c7\ubcf4\ub2e4\ub3c4 \uc7a1\uc74c\uc744 \ucd5c\uc18c\ud654\ud558\ub294 \uc99d\ud3ed\uae30\ub2a5\uc774 \ud544\uc694\ud558\uac8c \ub429\ub2c8\ub2e4. LNA\ub294 NF(\uc7a1\uc74c\uc9c0\uc218)\uac00 \ub0ae\ub3c4\ub85d \ub3d9\uc791\uc810\uacfc \ub9e4\uce6d\ud3ec\uc778\ud2b8\ub97c \uc7a1\uc544\uc11c \uc124\uacc4\ub41c \uc99d\ud3ed\uae30\ub85c\uc11c, \ubcf4\ud1b5 1.5 \u223c 2.5 \uc0ac\uc774\uc758 NF\uac12\uc774 \uc694\uad6c\ub418\uac8c \ub429\ub2c8\ub2e4. \uc800\uc7a1\uc74c \ud2b9\uc131\uc744 \ub9cc\ub4e4\ub824\uba74 \ub0ae\uc740 \uc7a1\uc74c\uc9c0\uc218\ub97c \uac00\uc9c0\ub294 \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc640 \uc800\ud56d \ub4f1\uc758 \uc5f4 \uc7a1\uc74c \uc18c\uc790\ub97c \uc801\uac8c \uc0ac\uc6a9\ud558\uba74\uc11c \uc804\ub958 \uc5ed\uc2dc \uc791\uac8c \uc0ac\uc6a9\ud574\uc57c \ud558\uba70, \uadf8\uc640 \ud568\uaed8 Conjugation Matching\uc744 \ud1b5\ud574 \ucd5c\ub300\ud55c\uc758 \uc774\ub4dd\uc744 \ud655\ubcf4\ud558\uac8c \ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>

DRA (DA : Drive Amplifier, Driving Amplifier, \uad6c\ub3d9 \uc99d\ud3ed\uae30)
\uc804\ub825\uc99d\ud3ed\uae30\ub294 \ucd5c\uc885\ub2e8\uc5d0\uc11c \uc548\ud14c\ub098\ub97c \ud1b5\ud574 \ub0a0\ub824\ubcf4\ub0b4\uc57c \ud560 \uc2e0\ud638\ub97c \ub192\uc740 \uc804\ub825\uc73c\ub85c \uc1a1\ucd9c\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc99d\ud3ed\uae30 \uad6c\uc870 \ud2b9\uc131\uc0c1 \uc774\ub4dd\uacfc \uc804\ub825 \ubaa8\ub450\ub97c \ub9cc\uc871\uc2dc\ud0a4\uae34 \uc5b4\ub824\uc6b0\uba70, \ub458 \uc911 \ud558\ub098\uc5d0 \uc9d1\uc911\ud574\uc57c \ub354\uc6b1 \uc88b\uc740 \uc131\ub2a5\uc744 \ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788 \uac00\uc7a5 \uc5b4\ub835\uace0 \ud798\ub4e0 \uc804\ub825\uc99d\ud3ed\uae30\uc5d0\uc11c \ub192\uc740 \uc804\ub825\uc744 \uad6c\ud604\ud558\uba74\uc11c \ub3d9\uc2dc\uc5d0 \ub192\uc740 \uc774\ub4dd\uc744 \ub9cc\ub4e4\uc5b4\ub0b4\uae30\ub294 \ub354\uc6b1 \ud798\uc774 \ub4ed\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc1a1\uc2e0\ub2e8\uc758 \ud2b9\uc131\uc0c1 \ub192\uc740 \uc804\ub825\uacfc \ub192\uc740 \uc774\ub4dd\uc774 \ub3d9\uc2dc\uc5d0 \ud544\uc694\ud569\ub2c8\ub2e4. \uadf8\ub798\uc11c \uc804\ub825\uc99d\ud3ed\uae30\ub97c \ub3d9\uc791\uc2dc\ud0a4\uae30 \uc704\ud574 \uc804\ub2e8\uc5d0\uc11c \ub192\uc740 \uc774\ub4dd\uc744 \uac00\uc9c4 \ubcc4\ub3c4\uc758 \uc99d\ud3ed\uae30\uac00 \ub4a4\uc5d0\uc11c \ub04c\uc5b4\uc8fc\uc5b4\uc57c \uc804\ub825\uc99d\ud3ed\uc774 \uc81c\ub300\ub85c \uc774\ub8e8\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacb0\uad6d \uc1a1\uc2e0\ubd80 \ucd5c\uc885\ub2e8\uc758 \uc99d\ud3ed\uae30\ub294 \uad6c\ub3d9\uc99d\ud3ed\uae30(DA)-\uc804\ub825\uc99d\ud3ed\uae30(PA)\uc758 \uc870\ud569\uc73c\ub85c \uc8fc\ub85c \uc774\ub8e8\uc5b4\uc9c0\uac8c \ub418\ub294 \uac83\uc785\ub2c8\ub2e4. \uad6c\ub3d9\uc99d\ud3ed\uae30\ub294 \uc8fc\ub85c \uc804\ub825\uc99d\ud3ed\uae30\uc640 \uc4f0\uc774\ubbc0\ub85c, \ud568\uaed8 \uc4f0\uc77c \uc804\ub825\uc99d\ud3ed\uae30\uc640 \ub3d9\uc2dc\uc5d0 \uaddc\uaca9\uc774 \uacb0\uc815\ub418\uac70\ub098, \uc5b4\ub5a4 \uc804\ub825\uc99d\ud3ed\uae30\uc5d0 \ubd99\uc5b4\ub3c4 \ucda9\ubd84\ud560 \ub9cc\ud558\uac8c \ub9cc\ub4e4\uc5b4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p> <\/div>\n\n <\/div>\n\n <\/div>\n\n <\/div>\n <\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

\uacbd\uc601 \uc2dc\uc2a4\ud15c \uc778\uc99d\uc11c\ub97c \uc548\ub0b4\ud569\ub2c8\ub2e4. \ub2f9\uc0ac\ub294 \ud658\uacbd\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c\uc640 \ud488\uc9c8\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c\ub97c \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc9c0\uc18d\uc801\uc778 \uc5f0\uad6c \uac1c\ubc1c\uc744 \ube44\ub86f\ud574 \ucd5c\uace0 \ud488\uc9c8\uc758 \uc81c\ud488\uc744 \uacf5\uae09\ud558\uc5ec \ub4dc\ub9bd\ub2c8\ub2e4. \ud658\uacbd\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c \ud488\uc9c8\uacbd\uc601\uc2dc\uc2a4\ud15c\uc778\uc99d\uc11c \uc81c\ud488 \ubc0f \uae30\uc220 \uc81c\ud488 \uad00\ub828 FAQ \ub0b4\uc6a9\uc785\ub2c8\ub2e4. \uc6a9\uc5b4 \ubc0f \uae30\uc220\uc801 \uc0ac\ud56d\uc5d0 \ub300\ud55c \ub0b4\uc6a9\uc744 \ucc38\uace0\ud558\uc5ec \uc8fc\uc138\uc694. PoE\ub294 \ubb34\uc5c7\uc778\uac00? xDSL\uc5d0\uc11c Splitter\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00? Splitter\ub294 LPF(Low Pass Filter)\uc785\ub2c8\ub2e4. \uc989 \uace0\uc8fc\ud30c\uc758 \ub370\uc774\ud130\uc2e0\ud638\ub294 \uc798\ub77c\ub0b4\uace0 \uc800\uc8fc\ud30c\uc758 \uc74c\uc131\uc2e0\ud638\ub9cc\uc744 \ud1b5\uacfc\uc2dc\ud0a4\uae30 \uc704\ud558\uc5ec \uc124\uacc4\ub41c […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-5281","page","type-page","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t