2009³â Ãß°èÇмú´ëȸ
Current Result Document : 3 / 3
ÇѱÛÁ¦¸ñ(Korean Title) |
À§¼º DMBÀÇ CDMA ¼ö½Å±â¸¦ À§ÇÑ ¸Þ¸ð¸® ±â¹Ý Prefilter ±¸Á¶ |
¿µ¹®Á¦¸ñ(English Title) |
Memory-Based Prefilter Architecture for a CDMA Receiver of Satellite-DMB |
ÀúÀÚ(Author) |
°ÇüÁÖ
Hyeong-Ju Kang
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¿ø¹®¼ö·Ïó(Citation) |
VOL 13 NO. 02 PP. 0425 ~ 0427 (2009. 10) |
Çѱ۳»¿ë (Korean Abstract) |
CDMA´Â IS-95, WCDMA, À§¼ºDMB µî ´Ù¾çÇÑ Ç¥ÁØ¿¡ »ç¿ëµÇ°í ÀÖ´Â Åë½Å ¹æ½ÄÀÌ´Ù. ±×·¯³ª, CDMA ¹æ½Ä¿¡¼´Â ±Ùº»ÀûÀ¸·Î ´ÙÁß Á¢¼Ó °£¼·(MAI)¸¦ ÇÇÇÒ ¼ö ¾ø¾î¼ adaptive filterÀÎ prefilter °°Àº °£¼· Á¦°Å ±â¹ýÀÌ ¿ä±¸µÈ´Ù. º» ³í¹®¿¡¼´Â CDMA ¼ö½Å±â¿¡¼ ÇʼöÀûÀÎ prefilterÀÇ ¸éÀûÀ» ÁÙÀ̱â À§ÇØ ¸Þ¸ð¸® ±â¹Ý ±¸Á¶¸¦ Á¦¾ÈÇÑ´Ù. ÀϹÝÀûÀÎ adaptive filter´Â ·¹Áö½ºÅÍ·Î ±¸ÇöÇÏ´Â °ÍÀÌ ¸éÀûÀ» ÁÙÀÌ´Â ¹æ¹ýÀ̳ª, prefilter´Â ±× ±â´ÉÀÇ Æ¯À̼ºÀ¸·Î ÀÎÇØ ¸Þ¸ð¸® ±¸Á¶¸¦ »ç¿ëÇÏ´Â °ÍÀÌ ¸éÀûÀ» ´õ ÁÙÀÌ´Â ¹æ¹ýÀÓÀ» º» ³í¹®¿¡¼´Â º¸ÀÏ °ÍÀÌ´Ù. ½ÇÇè °á°ú, Åë»óÀûÀÎ prefilter¿¡¼ ·¹Áö½ºÅÍ¿¡ ±â¹ÝÇÑ ±¸Á¶¿¡ ºñÇØ 10%Á¤µµ ¸éÀûÀ» ÁÙÀÏ ¼ö ÀÖ¾ú´Ù.
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¿µ¹®³»¿ë (English Abstract) |
CDMA´Â IS-95, WCDMA, À§¼ºDMB µî ´Ù¾çÇÑ Ç¥ÁØ¿¡ »ç¿ëµÇ°í ÀÖ´Â Åë½Å ¹æ½ÄÀÌ´Ù. ±×·¯³ª, CDMA ¹æ½Ä¿¡¼´Â ±Ùº»ÀûÀ¸·Î ´ÙÁß Á¢¼Ó °£¼·(MAI)¸¦ ÇÇÇÒ ¼ö ¾ø¾î¼ adaptive filterÀÎ prefilter °°Àº °£¼· Á¦°Å ±â¹ýÀÌ ¿ä±¸µÈ´Ù. º» ³í¹®¿¡¼´Â CDMA ¼ö½Å±â¿¡¼ ÇʼöÀûÀÎ prefilterÀÇ ¸éÀûÀ» ÁÙÀ̱â À§ÇØ ¸Þ¸ð¸® ±â¹Ý ±¸Á¶¸¦ Á¦¾ÈÇÑ´Ù. ÀϹÝÀûÀÎ adaptive filter´Â ·¹Áö½ºÅÍ·Î ±¸ÇöÇÏ´Â °ÍÀÌ ¸éÀûÀ» ÁÙÀÌ´Â ¹æ¹ýÀ̳ª, prefilter´Â ±× ±â´ÉÀÇ Æ¯À̼ºÀ¸·Î ÀÎÇØ ¸Þ¸ð¸® ±¸Á¶¸¦ »ç¿ëÇÏ´Â °ÍÀÌ ¸éÀûÀ» ´õ ÁÙÀÌ´Â ¹æ¹ýÀÓÀ» º» ³í¹®¿¡¼´Â º¸ÀÏ °ÍÀÌ´Ù. ½ÇÇè °á°ú, Åë»óÀûÀÎ prefilter¿¡¼ ·¹Áö½ºÅÍ¿¡ ±â¹ÝÇÑ ±¸Á¶¿¡ ºñÇØ 10%Á¤µµ ¸éÀûÀ» ÁÙÀÏ ¼ö ÀÖ¾ú´Ù.
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Å°¿öµå(Keyword) |
CDMA
multiple access interference
prefilter
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ÆÄÀÏ÷ºÎ |
PDF ´Ù¿î·Îµå
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