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Ç¥ÁعøÈ£ TTAK.KO-06.0461 ±¸Ç¥ÁعøÈ£
Á¦°³Á¤ÀÏ 2017-12-13 ÃÑÆäÀÌÁö 73
ÇѱÛÇ¥ÁØ¸í °³¹æÇü 5G ÇÁ·ÐƮȦ ÀÎÅÍÆäÀ̽º
¿µ¹®Ç¥Áظí 5G Open Fronthaul Interface
Çѱ۳»¿ë¿ä¾à ÀÌ Ç¥ÁØÀº 5G RAN(Radio Access Network)¿¡¼­ÀÇ °³¹æÇü ÇÁ·ÐƮȦ ÀÎÅÍÆäÀ̽º¿¡ ´ëÇØ Á¤ÀÇÇÑ´Ù. »óÀ§(Higher)/ÇÏÀ§(Lower) °èÃþ ±â´É ºÐ¸®(Layer Function Split) Àû¿ë ½Ã CU(Central Unit)¿Í DU(Distributed Unit)°£ ÀÎÅÍÆäÀ̽º ¿ä±¸»çÇ× ¹× ÇÁ·ÐƮȦ ÇÁ·ÎÅäÄÝÀ» ÀÌ´õ³Ý ĸ½¶È­(Ethernet Encapsulation)À» ÅëÇØ Àü¼ÛÇϴµ¥ ÇÊ¿äÇÑ Çì´õ(Header) Çü½Ä°ú ÆÐŶ ĸ½¶È­(Encapsulation)¿¡ ´ëÇؼ­ Á¤ÀÇÇÑ´Ù.
¿µ¹®³»¿ë¿ä¾à The Standard includes both Higher Layer Split (work in progress, Work Item phase) and Lower Layer Split which is discussed in the 3GPP Study Item level. Considering the early 5G commercialization plans in Korea, the standard is to complete specification of the interface between gNB-CU and gNB-DU based on Lower Layer Split which is under discussion in 3GPP.
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