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ÇѱÛÁ¦¸ñ(Korean Title) |
½Ãº¯ ä³Î¿¡¼ Expectation-Maximization ¾Ë°í¸®ÁòÀ» ÀÌ¿ëÇÑ ½Ã°ø°£ ºí·Ï ºÎÈ£ÈµÈ ½Ã½ºÅÛÀÇ Ã¤³Î ÃßÁ¤ ¹× º¹È£ ±â¹ý |
¿µ¹®Á¦¸ñ(English Title) |
EM based Channel Estimation and Decoding for Space Time Block Coded System in Time-Varying Fading Channel |
ÀúÀÚ(Author) |
Ȳ¿µÈÆ
¹ÚÈ¿¿
Ȳ±ÝÂù
Younghoon Whang
Hyo Yol Park
Keum Chan Whang
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¿ø¹®¼ö·Ïó(Citation) |
VOL 18 NO. 01 PP. PI ~ 0012 (2008. 04) |
Çѱ۳»¿ë (Korean Abstract) |
Expectation-Maximization (EM) ¾Ë°í¸®ÁòÀ» ÀÌ¿ëÇÑ Ã¤³Î ÃßÁ¤±â¹ýÀ» ÅëÇØ ½Ã°£¿¡ µû¸¥ ä³Î º¯È°¡ Àִ ȯ°æ¿¡¼ ±âÁ¸ ÆÄÀÏ·µ ½Éº¼À» ÀÌ¿ëÇÑ least square (LS) ä³Î ÃßÁ¤ ±â¹ý¿¡ ºñÇØ º¸´Ù Á¤È®ÇÑ Ã¤³Î ÃßÁ¤À» ÇÒ ¼ö ÀÖ´Ù. º» ³í¹®¿¡¼´Â À̸¦ È°¿ëÇÏ¿© ½Ãº¯ ä³Î¿¡¼ÀÇ ½Ã°ø°£ ºí·Ï ºÎÈ£ (space time block code)ÀÇ ¼º´É ¿È¸¦ ÁÙÀ̴ ä³Î ÃßÁ¤ ¹× µ¥ÀÌÅÍ º¹È£ ¹æ¹ýÀ» Á¦¾ÈÇÑ´Ù. ±×¸®°í, ¸ðÀÇ ½ÇÇèÀ» ÅëÇØ Á¦¾ÈÇÑ ÃßÁ¤ ¹× º¹È£ ±â¹ýÀÌ ±âÁ¸ ¹æ¹ý¿¡ ºñÇØ ¼ö½Å´Ü¿¡¼ ä³ÎÀÇ mean square error (MSE)¿Í µ¥ÀÌÅÍÀÇ bit error rate (BER) ¼º´ÉÀ» Çâ»ó½ÃÅ°´Â °ÍÀ» È®ÀÎÇÒ ¼ö ÀÖ¾ú´Ù.
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¿µ¹®³»¿ë (English Abstract) |
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Å°¿öµå(Keyword) |
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ÆÄÀÏ÷ºÎ |
PDF ´Ù¿î·Îµå
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