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ÇѱÛÇ¥Áظí Áö»óÆÄ µðÁöÅиÖƼ¹Ìµð¾î¹æ¼Û(DMB) DGPS ¼­ºñ½º
¿µ¹®Ç¥Áظí Terrestrial Digital Multimedia Broadcasting (DMB) DGPS Service
Çѱ۳»¿ë¿ä¾à º» Ç¥ÁØÀº Áö»óÆÄ DMBÀÇ µ¥ÀÌÅÍ ¼­ºñ½º ä³ÎÀ» ÀÌ¿ëÇÏ¿© GPS¿¡ ´ëÇÑ ÃøÀ§ º¸Á¤ Á¤º¸ ¼­ºñ½º¸¦ Á¦°øÇÒ ¼ö ÀÖ´Â ½Ã±×³Î¸µ ¹æ¹ý, µ¥ÀÌÅÍ Àü¼Û ÇÁ·ÎÅäÄÝ, Á¤¹Ð GPS(DGPS: Differential GPS) µ¥ÀÌÅÍ ¸Þ½ÃÁö Æ÷¸Ë µîÀ» ±ÔÁ¤ÇÑ´Ù. GPS¿¡ ´ëÇÑ À§Ä¡ º¸Á¤ Á¤º¸ µ¥ÀÌÅÍ´Â Áö»óÆÄ DMBÀÇ ½ºÆ®¸² ¸ðµå µ¥ÀÌÅÍ Ã¤³Î, ÆÐŶ ¸ðµå µ¥ÀÌÅÍ Ã¤³Î ¶Ç´Â °í¼Ó Á¤º¸ µ¥ÀÌÅÍ Ã¤³Î Áß ÇÑ °¡Áö ÀÌ»óÀ» ÀÌ¿ëÇÏ¿© Á¦°øµÈ´Ù.
¿µ¹®³»¿ë¿ä¾à This standard specifies signaling method, data transport protocol, DGPS (Differential GPS) data message format, etc., which enable the service that provides measurement correction information for GPS through data channels in terrestrial DMB. The position correction information data for GPS is provided using one or more of the stream mode data channel, the packet mode data channel, and the fast information data channel of terrestrial DMB.
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