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Ȩ Ȩ > ¿¬±¸¹®Çå > Çмú´ëȸ ÇÁ·Î½Ãµù > JCCI > JCCI 2014

JCCI 2014

Current Result Document : 14 / 28 ÀÌÀü°Ç ÀÌÀü°Ç   ´ÙÀ½°Ç ´ÙÀ½°Ç

ÇѱÛÁ¦¸ñ(Korean Title) °£¼· Á¤·ÄÀ» ±âȸÁÖÀÇ¿Í Áö´ÉÀûÀ¸·Î °áÇÕÇÏ´Â ¹æ¹ý¿¡ ´ëÇÏ¿©
¿µ¹®Á¦¸ñ(English Title) How Can One Intelligently Combine Interference Alignment With Opportunism?
ÀúÀÚ(Author) ½Å¿ø¿ë   ¾çÇöÁ¾   Á¤¹æö   Won-Yong Shin   Hyun Jong Yang   Bang Chul Jung  
¿ø¹®¼ö·Ïó(Citation) VOL 24 NO. 01 PP. S10 ~ 0002 (2014. 04)
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(Korean Abstract)
º» ³í¹®¿¡¼­´Â »óÇ⸵ũ ¹× ÇÏÇ⸵ũ µÎ °¡Áö ¼¿·ê¶ó ³×Æ®¿öÅ©¿¡ ´ëÇØ ±âȸÀû °£¼· Á¤·Ä (OIA: opportunistic interference alignment) ±â¼úÀ» ¼Ò°³ÇÑ´Ù. ±×¸®°í, ¸ñÇ¥ ÀÚÀ¯µµ (DoF: degrees-of-freedom)À» ÃëµæÇϴµ¥ ¿ä±¸µÇ´Â »ç¿ëÀÚ ½ºÄÉÀϸµ ¹ýÄ¢ Ãø¸é¿¡¼­ ¼º´ÉÀ» º¸ÀδÙ. ¸ÕÀú, ´ÙÁß ÀÔ·Â ´ÙÁß Ãâ·Â (MIMO: multiple-input multiple-output) »óÇ⸵ũ ½Ã³ª¸®¿À¿¡¼­´Â °¢ ±âÁö±¹ÀÌ ´Ù¸¥ ±âÁö±¹¿¡°Ô ÃÖ¼Ò °£¼··®À» ¾ß±âÇÏ´Â »ç¿ëÀÚ ÁýÇÕÀ» ±âȸÀûÀ¸·Î ¼±ÅÃÇÏ°í, °¢ »ç¿ëÀÚ´Â ¹ß»ýÇÏ´Â °£¼·À» ÃÖ¼ÒÈ­ÇÏ´Â Ãø¸é¿¡¼­ singular value decomposition (SVD) ±â¹Ý precodingÀ» ¼öÇàÇÑ´Ù. ¶ÇÇÑ, MIMO ÇÏÇ⸵ũ ½Ã³ª¸®¿À¿¡¼­´Â »ç¿ëÀÚ ½ºÄÉÁÙ¸µ°ú Á¸ÀçÇÏ´Â ÇÏÇ⸵ũ IA ±â¼úÀ» µ¿½Ã¿¡ °í·ÁÇϴµ¥, À̸¦ ÅëÇØ ´Ù¸¥ ¼¿ ±âÁö±¹À¸·ÎºÎÅÍÀÇ ¼¿ °£ °£¼·À» È¿À²ÀûÀ¸·Î ÁÙÀÌ°í °°Àº ¼¿ ¾È ½ºÆ®¸² »çÀÌ¿¡ Á¸ÀçÇÏ´Â ¼¿ ³» °£¼·À» Á¦°ÅÇÑ´Ù. ÁÖ¿ä °á°ú·Î½á OIA framework³»¿¡¼­ »óÇ⸵ũ-ÇÏÇ⸵ũ duality°¡ ¼º¸³ÇÔÀ» º¸ÀÏ ¼ö Àִµ¥, ÀÌ´Â ¸ñÇ¥ DoF¸¦ ÃëµæÇϴµ¥ ÀÖ¾î µ¿ÀÏÇÑ »ç¿ëÀÚ ½ºÄÉÀϸµ ¹ýÄ¢ÀÌ ÇÊ¿äÇϱ⠶§¹®ÀÌ´Ù. ¾Õ¼­ ¾ð±ÞÇÑ µÎ °¡Áö OIA ±â¼úÀº ±âÁö±¹ »çÀÌ ¾î´À Á¤º¸ ±³È¯ ¹× ±âÁö±¹°ú »ç¿ëÀÚ °£ ¹Ýº¹ÀûÀÎ ÃÖÀûÈ­°¡ ÇÊ¿äÇÏÁö ¾Ê±â ¶§¹®¿¡ ºÐ»êÀûÀÎ Ãø¸é¿¡¼­ µ¿ÀÛÇÏ°Ô µÇ°í, µû¶ó¼­ ºñ±³Àû ½¬¿î ±¸ÇöÀÌ °¡´ÉÇÏ´Ù.
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(English Abstract)
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