{"id":1260,"date":"2020-10-13T16:51:00","date_gmt":"2020-10-13T16:51:00","guid":{"rendered":"https:\/\/oxts.com\/?p=1260"},"modified":"2025-04-29T10:47:30","modified_gmt":"2025-04-29T10:47:30","slug":"what-are-differential-corrections-or-dgps","status":"publish","type":"post","link":"https:\/\/www.oxts.com\/ko\/what-are-differential-corrections-or-dgps\/","title":{"rendered":"\ucc28\ub4f1 \ubcf4\uc815 \ub610\ub294 DGPS\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"
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DGPS(\ucc28\ub4f1 \ubcf4\uc815 \ub610\ub294 \ucc28\ub4f1 GPS \ubcf4\uc815)\ub294 \uc5ec\ub7ec \uac00\uc9c0 \ubc29\ubc95\uc73c\ub85c \ub2ec\uc131\ud560 \uc218 \uc788\uc9c0\ub9cc \uae30\ubcf8\uc801\uc73c\ub85c \ub3d9\uc77c\ud55c \uae30\uc220\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/h5>\n\n\n
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\ub300\ubd80\ubd84\uc758 \uc624\ub958\ub294\u00a0SPS \uce21\uc815<\/a><\/strong>\u00a0\ub294\u00a0\uc218\uc2e0\uc790<\/a><\/strong>\u00a0\uc758 \uc18d\ub3c4\uac00 \uc5b4\ub5bb\uac8c \ubcc0\ud558\ub294\uc9c0 \uc2e4\uc81c\ub85c \uc54c \uc218 \uc788\ub294 \ubc29\ubc95\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.\u00a0\uc704\uc131 \uc2e0\ud638<\/a><\/strong>\u00a0\uac00 \uc804\ub9ac\uce35\uc744 \ud1b5\uacfc\ud560 \ub54c \uc601\ud5a5\uc744 \ubc1b\uc558\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub0b4\ube44\uac8c\uc774\uc158 \uba54\uc2dc\uc9c0\uc5d0 \uba87 \uac00\uc9c0 \ucd94\uc815\uce58\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc5b4 \uc608\uc0c1\ub418\ub294 \uc601\ud5a5\uc744 \ucd94\uce21\ud560 \uc218 \uc788\ub294 \uc791\uc740 \ub2e8\uc11c\ub97c \uc5bb\uc744 \uc218 \uc788\uc9c0\ub9cc \uc774\ub294 \ucd94\uc815\uce58\uc77c \ubfd0\uc785\ub2c8\ub2e4. \uc2e4\uc81c\ub85c\ub294 \uc9c0\uc5f0\uc774 \uacf1\ud574\uc9c0\ub294 \uc18d\ub3c4\uac00 \uc815\ud655\ud558\uc9c0 \uc54a\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uba70, \uc774\ub294 \uace7 \uacc4\uc0b0\ub41c \uc758\uc0ac \ubc94\uc704\ub3c4 \uc815\ud655\ud558\uc9c0 \uc54a\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n

\uc774\ub97c \ud5c8\uc6a9\ud558\ub294 \uc720\uc77c\ud55c \ubc29\ubc95\uc740 \uc2e0\ud638\uac00 \ub300\uae30\ub97c \ud1b5\uacfc\ud560 \ub54c \uc2e0\ud638 \uc18d\ub3c4\uac00 \uc5b4\ub5bb\uac8c \uc601\ud5a5\uc744 \ubc1b\ub294\uc9c0 \ucd94\uc815\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \ucc28\ub3d9 GPS\uac00 \ud544\uc694\ud55c \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n <\/div>\n\n <\/div>\n <\/div>\n \n \n <\/div>\n\n\n

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\ubcc4\ub3c4\uc758\u00a0GPS \uc218\uc2e0\uae30<\/strong><\/a>\u00a0(\uae30\uc9c0\uad6d\uc774\ub77c\uace0 \ud568)\uc744 \ubbf8\ub9ac \uce21\ub7c9\ud55c \uc9c0\uc810\uc5d0 \ubc30\uce58\ud558\uace0 \uc804\uc6d0\uc744 \ucf2d\ub2c8\ub2e4. \uae30\uc9c0\uad6d\uc758 \uc704\uce58\ub294 \uc774\ubbf8 \ub9e4\uc6b0 \uc815\ud655\ud558\uac8c \uc54c\ub824\uc838 \uc788\uae30 \ub54c\ubb38\uc5d0 \uae30\uc9c0\uad6d\uc740 \uc790\uccb4 GPS \uc218\uc2e0\uae30\uc5d0\uc11c \uc0dd\uc131\ub41c \uc704\uce58 \uce21\uc815\uac12\uc744 \uc54c\ub824\uc9c4 \uc88c\ud45c\uc640 \ube44\uad50\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucc28\uc774\uac00 \uc788\uc73c\uba74\u00a0\uc2e0\ud638<\/a><\/strong>\u00a0\ud558\ub098 \uc774\uc0c1\uc758\u00a0\uc704\uc131<\/a><\/strong>\u00a0\uac00 \uc9c0\uc5f0\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\uba74 \uc2dc\uc2a4\ud15c\uc774 \ud574\uc57c \ud560 \uc77c\uc740 GPS \uc704\uce58 \uce21\uc815\uc744 \ubcf4\uc815\ud558\uae30 \uc704\ud574 \uac01 \uc704\uc131\uc5d0 \uc5bc\ub9c8\ub098 \ub9ce\uc740 \ubcf4\uc815\uc744 \uc801\uc6a9\ud574\uc57c \ud558\ub294\uc9c0 \uacc4\uc0b0\ud558\ub294 \uac83\ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n <\/div>\n\n <\/div>\n <\/div>\n \n \n <\/div>\n\n\n \n

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\uae30\uc9c0\uad6d\uc774 \uac01 \uc704\uc131\uc758 \uc2e0\ud638\ub97c \uc5b4\ub5bb\uac8c \ubcf4\uc815\ud574\uc57c \ud558\ub294\uc9c0 \uc54c\uac8c \ub418\uba74 \uc774 \uc815\ubcf4\ub97c \ud574\ub2f9 \uc9c0\uc5ed\uc758 \ub2e4\ub978 GPS \uc218\uc2e0\uae30(\ud754\ud788 \ub85c\ubc84\ub77c\uace0 \ud568)\uc640 \uacf5\uc720\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc885\uc885 \ubb34\uc120 \ubaa8\ub380\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \ub85c\ube59 \uc218\uc2e0\uae30\ub294 \ubcf4\uace0 \uc788\ub294 \uc704\uc131\uc5d0 \ub300\ud574 \ubcf4\uc815\uc774 \uac00\ub2a5\ud55c\uc9c0 \ud655\uc778\ud558\uace0 \ud574\ub2f9\ub418\ub294 \uacbd\uc6b0 \ubcf4\uc815\uc744 \uc801\uc6a9\ud558\uc5ec \uc54c\ub824\uc9c4 \uc704\uce58\uc5d0 \uc788\uc9c0 \uc54a\ub354\ub77c\ub3c4 \uc758\uc0ac \ubc94\uc704 \uce21\uc815\uc758 \uc815\ud655\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n

DGPS\ub97c \uc5bb\ub294 \ub2e4\ub978 \ubc29\ubc95\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uc2e0\uc758 \ub85c\uceec \uae30\uc9c0\uad6d(\uc790\uc2e0\uc758 \uc0ac\uc774\ud2b8\uc5d0 \uc124\uc815\ud55c)\uc744 \uc0ac\uc6a9\ud558\ub294 \ub300\uc2e0 \uc6f9 \uae30\ubc18 \uc11c\ube44\uc2a4\uc640 \ub370\uc774\ud130 \uc5f0\uacb0\uc744 \ud1b5\ud574 \ucc28\ub4f1 \ubcf4\uc815\uc744 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 \uc218\uc2e0\uae30(\ub85c\ubc84)\ub294 \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc73c\ub85c \uc704\uce58\ub97c \ud30c\uc545\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc911\uc559 \uc11c\ubc84\ub85c \uc704\uce58\ub97c \uc804\uc1a1\ud558\uc5ec \uac00\uc7a5 \uac00\uae4c\uc6b4 \uae30\uc900\uad6d \uc704\uce58\ub97c \ud30c\uc545\ud55c \ud6c4 \ud574\ub2f9 \uc704\uce58\uc5d0\uc11c \ucc28\ub3d9 \ubcf4\uc815\uc744 \ub2e4\uc2dc \uc804\uc1a1\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc758 \uc7a5\uc810\uc740 \ud55c \uad6d\uac00\uc758 \ud55c\ucabd \ub05d\uc5d0\uc11c \ub2e4\ub978 \ucabd \ub05d\uae4c\uc9c0 \uc6b4\uc804\ud558\uba74\uc11c \uc804\uccb4 \uc5ec\uc815 \ub3d9\uc548 \uc720\ud6a8\ud55c \ubcf4\uc815\uc744 \ubc1b\uc744 \uc218 \uc788\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n <\/div>\n\n <\/div>\n <\/div>\n \n \n <\/div>\n\n\n \n

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\ub610 \ub2e4\ub978 \ubc29\ubc95\uc740 SBAS(\uc704\uc131 \uae30\ubc18 \ubcf4\uc815 \uc2dc\uc2a4\ud15c)\ub77c\ub294 \uc704\uc131 \uae30\ubc18 \ubcf4\uc815 \uc11c\ube44\uc2a4\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 \uc57d\uac04 \ub2e4\ub978 \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc9c0\uad6c\uc0c1\uc758 \uc54c\ub824\uc9c4 \uc704\uce58\uc5d0 \uc788\ub294 \uc9c0\uc0c1\uad6d\uc774 \uc11c\ub85c \ub2e4\ub978 \uc9c0\ub9ac\uc801 \uc704\uce58\uc5d0\uc11c \ucc28\ub4f1 \ubcf4\uc815\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc774\ub7ec\ud55c \ubcf4\uc815\uc740 \uc704\uc131\uc5d0 \uc5c5\ub85c\ub4dc\ub418\uc5b4 \uc218\uc2e0\uc774 \uac00\ub2a5\ud55c \ubaa8\ub4e0 \uc218\uc2e0\uae30\ub85c \ubc29\uc1a1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc62c\ubc14\ub978 \ud558\ub4dc\uc6e8\uc5b4\ub97c \uac16\ucd98 \uc218\uc2e0\uae30\uac00 \ud544\uc694\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ubcf4\uc815 \uae30\ub2a5\uc744 \uc7a0\uae08 \ud574\uc81c\ud558\ub824\uba74 \uad6c\ub3c5\ub8cc\ub97c \uc9c0\ubd88\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n <\/div>\n\n <\/div>\n <\/div>\n \n \n <\/div>\n\n\n

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SBAS \uc11c\ube44\uc2a4\ub97c \uc0ac\uc6a9\ud558\uba74 \uc218\uc2e0\uae30\uc758 \uc815\ud655\ub3c4\uac00 \ud5a5\uc0c1\ub418\uc9c0\ub9cc \ub85c\uceec \uae30\uc9c0\uad6d\uacfc \uac19\uc740 \uc218\uc900\uc740 \uc544\ub2d9\ub2c8\ub2e4. DGPS\ub97c \uc0ac\uc6a9\ud558\uba74 \uc704\uce58 \uce21\uc815\uc758 \uc815\ud655\ub3c4\uac00 \uc218\uc2ed \uc13c\ud2f0\ubbf8\ud130(\uc608: \uc57d 40cm)\uae4c\uc9c0 \ud5a5\uc0c1\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. SABS\ub97c \ud1b5\ud574 \ub2ec\uc131\ub418\ub294 DGPS\uc758 \uc815\ud655\ub3c4\ub294 50~60cm \ubc94\uc704\uc5d0\uc11c 1\ubbf8\ud130 \ubbf8\ub9cc\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n

GPS \uc704\uce58 \uce21\uc815\uc758 \uc815\ud655\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub610 \ub2e4\ub978 \uae30\uc220\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.\u00a0\uc2e4\uc2dc\uac04 \ud0a4\ub124\ub9c8\ud2f1(RTK)<\/a>.<\/strong>\u00a0\uc774 \uae30\uc220\uc774 \uac00\uc7a5 \uc774\ud574\ud558\uae30 \uc5b4\ub835\uace0 \uad6c\ud604\ud558\uae30 \uac00\uc7a5 \uae4c\ub2e4\ub85c\uc6b4 \uae30\uc220 \uc911 \ud558\ub098\uc778 \uc774\uc720\ub97c \uc54c\uc544\ubcf4\uc138\uc694.<\/p>\n

\uc774 \uae00\uc740 'GNSS\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><\/a>' \uc2dc\ub9ac\uc988.<\/p>\n\n <\/div>\n\n <\/div>\n <\/div>\n \n \n <\/div>\n\n\n

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