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¿µ¹® Ç¥Áظí Reference Model of Clock Offset Estimation for Embedded Systems Connected over Networks with Asymmetric Packet Delays
ÇÑ±Û ³»¿ë¿ä¾à ÀÌ Ç¥ÁØÀº ÆÐŶ ŸÀÓ½ºÅÆÇÁ °ªÀÇ º¯È­·®°ú ¼±Çü ¹ÌºÐ¹æÁ¤½ÄÀ» Ȱ¿ëÇÏ¿© ºñ´ëĪ ÆÐŶ Áö¿¬À¸·Î ÀÎÇÑ Å¬·Ï ¿ÀÇÁ¼Â ÃßÁ¤ ¿À·ù¸¦ °è»êÇÏ´Â ¹æ¹ýÀ» Á¦½ÃÇϰí, ±× ÃßÁ¤ ¿À·ù¸¦ ¼ö½ÄÀ¸·Î Á¤ÀÇÇϸç, À̸¦ º¸Á¤ÇÔÀ¸·Î½á ºñ´ëĪ ÆÐŶ Áö¿¬ÀÌ Á¸ÀçÇÏ´Â ½Ã½ºÅÛ¿¡¼­µµ Á¤È®ÇÑ Å¬·Ï ¿ÀÇÁ¼Â ÃßÁ¤À» °¡´ÉÇÏ°Ô ÇÏ´Â ÂüÁ¶ ¸ðµ¨À» Á¤ÀÇÇÑ´Ù.
¿µ¹® ³»¿ë¿ä¾à This standard defines a reference model for accurate clock offset estimation in systems with asymmetric packet delays. The model provides a method for calculating clock offset estimation errors by utilizing variations in packet timestamp values and linear differential equations, formally defines the estimation error in mathematical terms, and compensates for the error to achieve precise clock offset estimation.
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