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ÇѱÛÁ¦¸ñ(Korean Title)
¹«¼± ¾Öµå Ȥ ³×Æ®¿öÅ©¿¡¼ È¿À²ÀûÀÎ ¸ÖƼij½ºÆÃÀ» À§ÇÑ Å¬·¯½ºÅ͸µ ±â¹ý
¿µ¹®Á¦¸ñ(English Title)
A Clustering Method for Efficient Multicasting in Wireless Adhoc Networks
ÀúÀÚ(Author)
¼ÕÁöÈÆ
Á¶¿ëÇö
Á¤¿¬µ·
ÀÌÁö¿¬
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Jihoon Son
Yong Hyun Cho
Yon Dohn Chung
Ji Yeon Lee
Dong Suk Kang
¿ø¹®¼ö·Ïó(Citation)
VOL 24 NO. 03 PP. 0046 ~ 0057 (2008. 12)
Çѱ۳»¿ë
(Korean Abstract)
¹«¼± ¾Öµå Ȥ ³×Æ®¿öÅ©´Â ¹Ì¸® ±¸¼ºµÈ ±â¹Ý ½Ã¼³À̳ª Áß¾ÓÈµÈ °ü¸® ¾øÀÌ ¹«¼± ±â±âµé¿¡ ÀÇÇØ µ¿ÀûÀ¸·Î ±¸¼ºµÇ´Â ³×Æ®¿öÅ©ÀÌ´Ù. ¹«¼± ±â±âµéÀº ¶óµð¿À ÀüÆÄ ¹üÀ§°¡ Á¦ÇѵǾî Àֱ⠶§¹®¿¡ ¸¹Àº ÀÀ¿ëµéÀÌ ³×Æ®¿öÅ©·Î Äõ¸®³ª µ¥ÀÌÅ͸¦ Æ۶߸®±â À§ÇØ ¸ÖƼij½ºÆÃÀ» »ç¿ëÇÑ´Ù. ¸ÖƼij½ºÆÿ¡¼ ¸ÖƼij½ºÆ®ÆÐŶÀÌ ¸¹À»¼ö·Ï ³×Æ®¿öÅ©°¡ ºÒ¾ÈÁ¤ÇØÁö¹Ç·Î ¸ÖƼij½ºÆÿ¡ »ç¿ëµÇ´Â ÆÐŶÀÇ ¼ö¸¦ ÁÙÀÌ´Â °ÍÀÌ Áß¿äÇÏ´Ù. º» ³í¹®¿¡¼´Â ¹«¼± ¾Öµå Ȥ ³×Æ®¿öÅ©¿¡¼ ¸ÖƼij½ºÆà ½Ã ÆÐŶÀÇ ¼ö¸¦ È¿°úÀûÀ¸·Î ÁÙÀÏ ¼ö ÀÖ´Â ¹æÇ⼺¿¡ ±â¹ÝÇÑ Å¬·¯½ºÅ͸µ ±â¹ýÀ» Á¦¾ÈÇÑ´Ù. Á¦¾È ±â¹ý¿¡¼ ¸ÖƼij½ºÆ® ¼ö½ÅÀÚµéÀº ¸ÖƼij½ºÆ® ¼¹ö·ÎºÎÅÍÀÇ ¹æÇâ¿¡ µû¶ó ´Ü°èÀûÀ¸·Î Ŭ·¯½ºÅ͸µ µÇ¾î °èÃþ ±¸Á¶¸¦ ±¸¼ºÇÑ´Ù. ÀÌ °èÃþ ±¸Á¶´Â °áÈÀûÀ¸·Î ¸ÖƼij½ºÆà °æ·Î°¡ µÈ´Ù. ¿ì¸®´Â ½ÇÇèÀ» ÅëÇØ Á¦¾È ±â¹ý°ú ±âÁ¸ ¸ÖƼij½ºÆà ±â¹ýµéÀÇ ¼º´ÉÀ» ºñ±³ÇÏ¿´´Ù.
¿µ¹®³»¿ë
(English Abstract)
A wireless ad-hoc network is a dynamically reconfigurable network composed by wireless devices without any infrastructures or centralized management systems. Since wireless devices have limited radio propagation ranges, many applications use the multicasting for query or data dissemination. In wireless ad-hoc network, the stability of the network might be decreased by a large number of packets, thus it is important to reduce the number of multicast packets. In this paper, we propose a novel direction-based clustering method that can reduce the number of multicast packets effectively. In the proposed method, the multicast receivers are clustered
hierarchically based on their direction from the multicast server. This hierarchical organization is used for the multicasting path. By experiments, we evaluate the performance of the proposed method compared with the conventional method.
Å°¿öµå(Keyword)
¹«¼± ¾Öµå Ȥ ³×Æ®¿öÅ©
¸ÖƼij½ºÆÃ
Ŭ·¯½ºÅ͸µ
Wireless ad-hoc network
Multicasting
Clustering
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