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Ç¥ÁØÁ¾·ù | Á¤º¸Åë½Å´ÜüǥÁØ(TTAS) | ||||||||||||||||
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Ç¥ÁعøÈ£ | TTAE.IT-G.107.2 | ±¸ Ç¥ÁعøÈ£ | |||||||||||||||
Á¦°³Á¤ÀÏ | 2021-12-08 | ÃÑ ÆäÀÌÁö | 15 | ||||||||||||||
ÇÑ±Û Ç¥Áظí | Àü´ë¿ª E-¸ðµ¨ | ||||||||||||||||
¿µ¹® Ç¥Áظí | Fullband E-model | ||||||||||||||||
ÇÑ±Û ³»¿ë¿ä¾à | ÀÌ Ç¥ÁØÀº Àü´ë¿ª(20~20000Hz)À» Á¦°øÇÏ´Â À½¼º ¼ºñ½ºÀÇ Ç°Áú ¼öÁØÀ» ³×Æ®¿öÅ© ¼º´É ÁöÇ¥ µîÀ» È°¿ëÇØ Æò°¡/°èȹÇÒ ¼ö ÀÖ´Â ¼öÇÐÀû ¾Ë°í¸®ÁòÀ» Á¦°øÇÑ´Ù. ÀÌ·¯ÇÑ ¸ðµ¨Àº ÀÌ¿ëÀÚ¿¡°Ô ÀûÀýÇÑ Ç°ÁúÀ» Á¦°øÇϱâ À§ÇÑ °èȹÀ» ¼ö¸³Çϴµ¥ À¯¿ëÇÏ°Ô È°¿ëÇÒ ¼ö ÀÖ´Ù. À½¼º ¼ºñ½ºÀÇ Ç°Áú ¼öÁØÀº ÀϹÝÀûÀ¸·Î ³×Æ®¿öÅ© Ç°Áú°ú ¹ÐÁ¢ÇÑ »ó°ü °ü°è¸¦ °¡Áö¸ç, ³×Æ®¿öÅ© Àü¼Û °æ·Î ¹× ¹ßÈ/ûÃë ±¸°£ÀÇ ´Ù¾çÇÑ ÀúÇÏ ¿ä¼Ò¸¦ ¹Ý¿µÇÑ´Ù. | ||||||||||||||||
¿µ¹® ³»¿ë¿ä¾à | This standard provides a mathematical algorithm that can evaluate/plan the quality level of a voice service that provides fullband (20~20000Hz) using network performance indicators, etc. Such a model can be usefully used to establish a plan to provide appropriate quality to users. The quality level of the voice service generally has a close correlation with the network quality, and reflects various degradation factors in the network transmission and mouth to ear path. | ||||||||||||||||
°ü·Ã IPR È®¾à¼ | Á¢¼öµÈ IPR È®¾à¼ ¾øÀ½ | ||||||||||||||||
°ü·ÃÆÄÀÏ | TTAE.IT-G.107.2.pdf | ||||||||||||||||
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