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[ICTÀÀ¿ë] IEEE 802.15.7r1 OWC TG Ç¥ÁØÈ­ °ü·Ã ÇöȲ ¹× Àü¸Á

ÇöÀç, IEEE 802.15.7r1 OWC TG¿¡¼­ LED-ID ¹× WPAN ÀÀ¿ë±â¼úÀÇ ¼±Ç࿬±¸ ¹× Ç¥ÁØÈ­ ¿¬±¸°³¹ßÀº 2012³â 3¿ù IG-LED ¹ßÁ·À» °ÅÃÄ 2013³â 11¿ù ÅØ»ç½º ȸÀÇ¿¡¼­ IEEE 802.15.7a OCC SG·Î ½Â°ÝµÇ¾ú°í, 2014³â 11¿ù ÇÏ¿ÍÀÌ¿¡¼­ °³ÃÖÇÑ Ç¥ÁØÈ­ ȸÀÇ¿¡¼­ LiFi, LED-ID(Identification, OCC(Optical Camera Communication)±â¼ú·Î ±¸¼ºµÈ OWC(Optical Camera Communication) Ç¥ÁØÈ­¸¦ À§ÇÑ ÇÁ·ÎÁ§Æ®½ÂÀο䱸¼­(PAR)¸¦ äÅà Çѵ¥ À̾î 2014³â 12¿ù IEEE 802 EC ÃÖÁ¾½ÂÀÎÀ¸·Î, 2015³â 1¿ù¿¡ ¿­¸° IEEE 802.15 Interim MeetingºÎÅÍ OWC TG(º» ÀúÀÚ´Â ÀÇÀå´ÜÀÇ Technical Editor ¾÷¹«¸¦ ¸Ã°í ÀÖÀ½)ÀÌ °ø½ÄÀûÀ¸·Î ½ÃÀ۵Ǿú´Ù.

 

IEEE 802.15.7r1 OWC Ç¥ÁØÀÌ ±â¼úÀÌ »ê¾÷¿¡ Àû¿ëµÉ ¼ö ÀÖµµ·Ï Ç¥ÁØÈ­ ±×·ìµµ ±Ô¸ð°¡ È®´ëµÉ ¿¹Á¤À̸ç, ÇöÀç Intel, China Telecom, ÆÄ³ª¼Ò´Ð, Ä«½Ã¿À, µµ½Ã¹Ù, VLCA, pureLiFi, OSRAM, Fraunhofer, RITT µîÀ» Áß½ÉÀ¸·Î ´Ù¼öÀÇ ±¹¿Ü ±â¾÷ÀÇ Âü¿©¸¦ À¯µµÇϰí ÀÖ°í, ±¹³»¿¡¼­´Â »ï¼ºÀüÀÚ, LGÀüÀÚ, ±¤±â¼ú¿ø, ETRI, KT µî¿¡¼­ °ü½ÉÀ» º¸À̰í ÀÖ´Â »óȲÀÌ´Ù.

 

IEEE 802.15.7r1 Ç¥ÁØÀº ±¤°ËÃâ±â(PD)¸¦ ´Ù·ç´Â IEEE 802.15.7 º¸´Ù´Â ½º¸¶Æ® µð¹ÙÀ̽º Ä«¸Þ¶ó(À̹ÌÁö ¼¾¼­)¸¦ ÀÌ¿ëÇØ LED ½ºÅ©¸°, LED µð½ºÇ÷¹ÀÌ, LED µðÁöÅÐ »çÀÌ´ÏÁö ¶Ç´Â LED Á¶¸í¿¡¼­ ¹ß»ýÇÏ´Â ½ÅÈ£ ¹× ÆÐÅÏÀ» ¼ö½ÅÇÏ´Â ½Ã½ºÅÛ¿¡ ÁýÁßÇØ Ç¥ÁØÈ­¸¦ ÁøÇàÇϰí ÀÖ´Ù.

 

ÀÌ¿¡ ±¹³» °ü·Ã »êÇп¬°ü ±â°ü°£ÀÇ Çù·ÂÀ» ÅëÇÑ LED ¼ÒÀÚ, Åë½Å Á¶¸í, IEEE 802.15.7r1 OWC ÀÀ¿ë ¼­ºñ½º µî °ü·Ã ¿¬±¸¸¦ ½Ã±ÞÈ÷ ÁøÇàÇϰí, °³¹ß ±â¼ú¿¡ ´ëÇÑ ±¹³»/±¹Á¦ Ç¥ÁØÈ­¸¦ ÃßÁøÇÏ¿© IEEE 802.15.7 VLC ÀÌÈÄ¿¡µµ ¼±µµÀû À§Ä¡¸¦ Áö¼ÓÀûÀ¸·Î À¯ÁöÇϵµ·Ï Çϰí, ±¹³» LED ¹× LED µðÁöÅÐ »çÀÌ´ÏÁö »ê¾÷ÀÇ ±¹Á¦ °æÀï·ÂÀ» È®º¸ÇÒ Çʿ伺ÀÌ Á¸ÀçÇÑ´Ù.

 

OWC ±â¼úÀº µ¥ÀÌÅÍ ¼ö½ÅÀ» À§ÇØ ½º¸¶Æ® ±â±â(Æù, ÆÐµå, ³ëÆ®ºÏ µî)¿¡ ³»ÀåµÈ Ä«¸Þ¶ó À̹ÌÁö ¼¾¼­¸¦ »ç¿ëÇØ µ¥ÀÌÅ͸¦ ¼ö½ÅÇÒ ¼ö ÀÖ´Â ¿µ»óó¸® ±â¹ÝÀÇ Çõ½ÅÀû Åë½Å±â¼ú·Î ½º¸¶Æ® ±â±â¿¡ ³»ÀåµÈ Ä«¸Þ¶ó¸¦ ºñµð¿À ¸ðµå·Î ¼³Á¤ÇÑ ÈÄ LED Á¶¸í ¶Ç´Â µð½ºÇ÷¹ÀÌ¿¡ Ä«¸Þ¶ó ÃÊÁ¡À» ¸ÂÃ߱⸸ ÇÏ¸é ½Ç½Ã°£À¸·Î µ¥ÀÌÅÍ ¼ö½ÅÀÌ °¡´ÉÇÏ´Ù.

 

¶ÇÇÑ, µ¥ÀÌÅÍ Àü¼Û ½Ã Visual MIMO °³³äÀÇ º¯Á¶µÈ LED »ç¿ëÀÌ °¡´ÉÇϸç, LED Á¶¸í»Ó ¾Æ´Ï¶ó LED¸¦ ÀÌ¿ëÇÑ ±¤°íÆÇ, ½ºÅ©¸°, µðÁöÅÐ »çÀÌ´ÏÁö ¹× µð½ºÇ÷¹À̸¦ ÀÌ¿ëÇØ ºûÀ̳ª ÆÐÅϸ¸ º¸³¾ ¼ö ÀÖÀ¸¸é OWC¿¡ Ȱ¿ëÇÒ ¼ö ÀÖ´Ù. µðÁöÅÐ »çÀÌ´ÏÁö »ç¾÷ÀÚ ÀÔÀå¿¡¼± °°Àº ±¤°íÆÇ¸¸ °®°í ¿©·¯ °¡Áö Á¤º¸¸¦ Á¦°øÇÒ ¼ö ÀÖÀ¸¸ç, µð½ºÇ÷¹ÀÌ-Ä«¸Þ¶ó, ½ºÅ©¸°-Ä«¸Þ¶óó·³ D2D ¼­ºñ½º¸¦ Á¦°øÇÒ ¼ö ÀÖ´Ù.

 

µû¶ó¼­, ±¹³»¿¡¼­ ½º¸¶Æ®±â±â ±â¹ÝÀÇ »õ·Î¿î »ó¿ë¼­ºñ½º¸¦ âÃâÇÏ·Á¸é OWC¿¡ °üÇÑ Á¤ºÎ¡¤¿¬±¸¼Ò¡¤±â¾÷ Â÷¿øÀÇ Ã¢ÀÇÀûÀ̰í Çõ½ÅÀûÀÎ R&D°¡ Ȱ¹ßÇØÁ®¾ß Çϸç, ±âÁ¸ IEEE 802.15.7 Ç¥ÁØÈ­¸¦ ETRI¿Í »ï¼ºÀüÀÚ°¡ ÁÖµµÇßµí À̹ø IEEE 802.15.7r1ÀÇ OWC Ç¥ÁØÈ­¸¦ ¿ì¸® LED ¹× µð½ºÇ÷¹ÀÌ °ü·Ã ¾÷°è, Ã⿬¿¬¡¤´ëÇÐÀÌ ÁÖµµÀûÀ¸·Î Âü¿©ÇØ »ç½ÇÇ¥ÁØÀÇ ±â¿©°¡ ¹Ýµå½Ã ÇÊ¿äÇÏ´Ù°í »ç·áµÈ´Ù.

Â÷Àç»ó (¼­¿ï°úÇбâ¼ú´ëÇб³ ÀüÀÚIT¹Ìµð¾î°øÇаú ±³¼ö, chajs@seoultech.ac.kr)

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