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ÇѱÛÁ¦¸ñ(Korean Title) |
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¿µ¹®Á¦¸ñ(English Title) |
Implementation of an Application System using Middleware and Context Server for Handling Context-Awareness |
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¿ø¹®¼ö·Ïó(Citation) |
VOL 12 NO. 01 PP. 0031 ~ 0042 (2006. 02) |
Çѱ۳»¿ë (Korean Abstract) |
»óȲÀÎ½Ä Ã³¸®±â¼úÀº »ç¿ëÀÚÀÇ ÄÁÅؽºÆ®¿¡ ±Ù°ÅÇÏ¿© »ç¿ëÀÚ¿Í ÀåÄ¡°£ÀÇ »óÈ£ ¿î¿ë¼ºÀ» Áö¿øÇØ ÁÜÀ¸·Î½á, »ç¿ëÀÚ·Î ÇÏ¿©±Ý Á¤º¸ ȹµæ ¹× ½ÇÇàÀ» º¸´Ù ¿ëÀÌÇÏ°Ô Çϵµ·Ï ÇØÁÖ´Â ±â¼úÀÌ´Ù. ÀÌ´Â À¯ºñÄõÅͽº ÄÄÇ»Æà ȯ°æ¿¡¼ °¡Àå Áß¿äÇÑ ÇÙ½É ±â¼úÁßÀÇ ÇϳªÀÌ´Ù. µû¶ó¼ º» ³í¹®¿¡¼´Â À¯ºñÄõÅͽº ÄÄÇ»Æÿ¡¼ »óȲÀÎ½Ä Ã³¸®¸¦ À§ÇÑ ¹Ìµé¿þ¾î ¹× ÄÁÅؽºÆ® ¼¹ö¸¦ Á¦¾ÈÇÏ°í, À̸¦ ÀÌ¿ëÇÑ ÀÀ¿ë½Ã½ºÅÛÀ» ±¸ÇöÇÑ´Ù. º» ¿¬±¸¿¡¼ Á¦¾ÈÇÏ´Â ¹Ìµé¿þ¾î´Â ºí·çÅõ½º ¹«¼± Åë½Å ±â¼úÀ» ÀÌ¿ëÇÏ¿© À̵¿¼ºÀ» Áö´Ñ À̵¿ ³ëµå¸¦ ¹ß°ßÇÏ°í ÄÁÅؽºÆ® ¼¹ö·ÎºÎÅÍ ÇØ´ç ÄÁÅؽºÆ®¿¡ ÀûÇÕÇÑ ½ÇÇà ¸ðµâÀ» ½ÇÇàÇÏ´Â ±â´ÉÀ» ´ã´çÇÑ´Ù. ÇÑÆí, Á¦¾ÈÇÏ´Â ÄÁÅؽºÆ® ¼¹ö´Â »ç¿ëÀÚÀÇ ÇöÀç »óÅÂ, ¹°¸®Àû ȯ°æ, ÄÄÇ»Æà ½Ã½ºÅÛÀÇ ¸®¼Ò½º µîÀÇ »óȲ Á¤º¸¸¦ È¿À²ÀûÀ¸·Î µ¥ÀÌŸº£À̽º ¼¹ö¿¡ ÀúÀåÇÏ´Â °ü¸®ÀÚÀÇ ¿ªÇÒÀ» ¼öÇàÇÑ´Ù. ¸¶Áö¸·À¸·Î º» ¿¬±¸¿¡¼ ±¸ÇöµÈ ÀÀ¿ë½Ã½ºÅÛÀº »óȲÁ¤º¸¿¡ ±Ù°ÅÇÏ¿© À½¾Ç Àç»ý ¼ºñ½º¸¦ Á¦°øÇÏ´Â ÀÀ¿ë ½Ã½ºÅÛÀ¸·Î½á, ¾Æ¿ï·¯ º» ¿¬±¸¿¡¼ ±¸ÃàµÈ ¹Ìµé¿þ¾î ¹× ÄÁÅؽºÆ® ¼¹öÀÇ À¯¿ë¼ºÀ» º¸ÀÌ°í ÀÖ´Ù. |
¿µ¹®³»¿ë (English Abstract) |
Context-awareness is a technology to facilitate information acquisition and execution by supporting interoperability between users and devices based on users'' context. It is one of the most important technologies in ubiquitous computing. In this paper, we propose a middleware and a context server for dealing with context-awareness in ubiquitous computing and implement an application system using them. The middleware proposed in our work plays an important role in recognizing a moving node with mobility by using a Bluetooth wireless communication technology as well as in executing an appropriate execution module according to the context acquired from a context server. In addition, the proposed context server functions as a manager that efficiently stores into a database server context information, such as user''s current status, physical environment, and resources of a computing system. Finally, our application system implemented in our work one which provides a music playing service based on context information, and it verifies the usefulness of both the middleware and the context server developed in our work. |
Å°¿öµå(Keyword) |
Ubiquitous computing
context-awareness
middlewar
context-server
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