Current Result Document :
ÇѱÛÁ¦¸ñ(Korean Title) |
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¿µ¹®Á¦¸ñ(English Title) |
A study on the improved DOA estimation algorithms for vehicular radar |
ÀúÀÚ(Author) |
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Seokhyun Kang
Han-Byul Lee
Jung-Hwan Choi
Seong-Cheol Kim
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¿ø¹®¼ö·Ïó(Citation) |
VOL 22 NO. 01 PP. 3P ~ 0008 (2012. 04) |
Çѱ۳»¿ë (Korean Abstract) |
77GHz ´ë¿ª¿¡¼ FMCW ·¹ÀÌ´õ¸¦ ÀÌ¿ëÇÑ Â÷·®¿ë ·¹ÀÌ´õ ½Ã½ºÅÛ¿¡¼ ºöÇü¼º(Beamforming)À» À§ÇÑ ½ÅÈ£µéÀÇ µµ·¡°¢ ÃßÁ¤±â¹ýµé¿¡ ´ëÇÑ ¼º´É ºÐ¼®À» ÇÏ°íÀÚ ÇÑ´Ù. ¼·Î ´Ù¸¥ ¹æÇâ¿¡¼ ÀÔ»çÇÏ´Â ½ÅÈ£°¡ ¼·Î ÄÚÈ÷¾î·±Æ®(coherent)ÇÑ È¯°æ¿¡¼ ±âÁ¸ÀÇ ¾Ë°í¸®ÁòµéÀÇ ¼º´ÉÀÌ ÀúÇϵʿ¡ µû¶ó ÀÌ·¯ÇÑ È¯°æ¿¡¼ÀÇ ¼º´ÉÀ» ÇÑÃþ´õ Çâ»ó½ÃÅ°±â À§ÇØ Forward/backward average ±â¹ýÀ» ÀÌ¿ëÇÑ´Ù. ±âÁ¸ÀÇ °íÇØ»óµµ(super resolution) °¢µµ ºÐÇØ´É·ÂÀ» °®Ãá MUSIC, ESPRIT, ROOT-MUSIC ¾Ë°í¸®ÁòµéÀÇ ¼º´ÉÀ» ƯÁ¤ÇÑ »óȲÀ» ½Ã¹Ä·¹À̼ÇÀ» ÅëÇØ °¢ ¾Ë°í¸®ÁòµéÀÇ RMSE(Root Mean Square Error)¸¦ ºñ±³ ºÐ¼®ÇÏ°íÀÚ ÇÑ´Ù.
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¿µ¹®³»¿ë (English Abstract) |
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