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- 1991³â ~ 1992: (¹Ì) Aerospace Corporation ¿¬±¸¿ø
- 1993³â ~ 1994³â: (¹Ì) Rockwell International ¿¬±¸¿ø
- 2000³â ~ 2001: Center for Wireless Communication (UCSD), ¹æ¹®¿¬±¸¿ø
- 1994³â ~ ÇöÀç: °í·Á´ëÇб³ °ø°ú´ëÇÐ Àü±âÀüÀÚ°øÇкΠ±³¼ö
- 2003³â ~ 2016³â: PG702 IMT-WiBro PG ÀÇÀå/PG906 IMT-PG ºÎÀÇÀå
- 2008³â ~ 2012³â: °í·Á´ëÇб³ Á¤º¸Åë½Å±â¼ú¿¬±¸¼Ò ¼ÒÀå
- 2012³â ~ ÇöÀç: °í·Á´ëÇб³ ´ëÇпø ITÀ¶ÇÕÇаú ÇаúÀå
- 2005³â ~ ÇöÀç: Çѱ¹Åë½ÅÇÐȸ À̵¿Åë½Å¿¬±¸È¸ À§¿øÀå, »óÀÓÀÌ»ç, ºÎȸÀå, (Çö)°¨»ç
- 2013³â ~ ÇöÀç: 5G Forum ±â¼úÀ§¿øȸ (Çö)À§¿øÀå |
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5G´Â À̵¿ Ãʱ¤´ë¿ª Åë½Å ¼ºñ½º(enhanced mobile broadband: eMBB), ÃÊ°í½Å·Ú¼º/ÀúÁö¿¬ Åë½Å ¼ºñ½º(ultra-reliable & low latency communications: uMTC), ±×¸®°í ´ë±Ô¸ð ±â±â°£ Åë½Å ¼ºñ½º(massive machine type communication: mMTC)¿¡ ÇØ´çÇÏ´Â ´Ù¾çÇÑ »ç¿ëÀÚ ½Ã³ª¸®¿À¸¦ Á¦°øÇÏ°íÀÚ Çϸç, À̸¦ À§ÇÑ ±â¼úÀû ¿ä±¸»çÇ×À» ¸¸Á·ÇØ¾ß ÇÑ´Ù. 5GÀÇ ¹«¼± ¾×¼¼½º ±â¼ú(Radio Access Technology: RAT)Àº ±âÁ¸ LTEÀÇ ÁøÈ(evolved LTE)¿Í Ưº°ÇÑ ¿ëµµ¿¡ ÃÖÀûÈµÈ »õ·Î¿î ¹«¼± Á¢¼Ó ¹æ½Ä(new RAT)ÀÌ ¹Ð°áÇÕ(tight integration)µÈ ±â¼úÀÇ ÁýÇÕÀÌ µÉ °ÍÀÌ´Ù. New RATÀÇ °æ¿ì¿¡´Â ±âÁ¸ IMTÁÖÆļö ´ë¿ª»Ó¸¸ ¾Æ´Ï¶ó ¹Ð¸®¹ÌÅÍÆÄ ´ë¿ª¿¡¼ÀÇ ³ÐÀº ä³Î ´ë¿ªÆøÀ» Æ÷ÇÔÇÏ¿© È°¿ë °¡´ÉÇϸç, ½Ç³» ¶Ç´Â ƯÁ¤ ¹ÐÁý Áö¿ªÀÇ ¼ÒÇü ¼¿¿¡¼ ÃÖ´ë »ç¿ëÀÚ Àü¼Û·ü°ú ´ÜÀ§ ¸éÀû´ç ¿ë·®À» º¸´Ù Áõ´ëÇÏ´Â ÇüÅ°¡ µÉ °ÍÀÌ´Ù. À̶§ ´Ü¸»Àº ±âÁ¸ ¸ÅÅ©·Î ¼¿ÀÇ Á¦¾î¸¦ ÅëÇØ À̵¿¼º°ú ÀÚ¿ø ÇÒ´çÀ» ¼öÇàÇÏ¸é¼ ¸ÅÅ©·Î¼¿ ¸µÅ©¿Í »õ·Î¿î ¹«¼±Á¢¼Ó ¸µÅ©¸¦ ¹Ð°áÇÕÇÏ´Â ´ÙÁß ¿¬°á¼º(dual connectivity)ÀÌ Á¦°øµÉ °ÍÀÌ´Ù. º» °¿¬¿¡¼´Â 5GÀÇ °³³ä°ú Ç¥ÁØÈ ·Îµå¸ÊÀ» Á¦½ÃÇÏ°í, ÀÌ¿¡ µû¸¥ Ç¥ÁØÈ ¿ä¼Ò ±â¼úµé¿¡ ´ëÇؼ »ìÆ캸°íÀÚ ÇÑ´Ù. ¿©±â¼ ´Ù·ç°Ô µÉ ÁÖ¿ä ¿ä¼Ò ±â¼úÀº ¹Ð¸®¹ÌÅÍÆÄ ´ë¿ª Åë½Å ±â¼ú, ´ë±Ô¸ð ¾ÈÅ׳ª, º¯Á¶ ¹× ºÎÈ£È, ´ÙÁßÁ¢¼Ó ¹æ½Ä, ¹«¼± ¾×¼¼½º ³×Æ®¿öÅ© °ü·Ã ±¸Á¶ µîÀ» Æ÷ÇÔÇϸç, ÀÌµé ±â¼úÀ» ÅëÇØ 5GÀÇ ±â¼úÀû ¿ä±¸»çÇ×À» ¾î¶»°Ô ¸¸Á·ÇÒ ¼ö ÀÖÀ»Áö ºÐ¼®ÇÑ´Ù. |
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