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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸Åë½ÅÇÐȸ ³í¹®Áö (Journal of the Korea Institute of Information and Communication Engineering)

Çѱ¹Á¤º¸Åë½ÅÇÐȸ ³í¹®Áö (Journal of the Korea Institute of Information and Communication Engineering)

Current Result Document : 17 / 17

ÇѱÛÁ¦¸ñ(Korean Title) Inline ºÐ»ê Á¦¾î°¡ Àû¿ëµÈ WDM ½Ã½ºÅÛ¿¡¼­ Àü¼Û ¿ë·®¿¡ µû¸¥ Àü¼Û °Å¸®
¿µ¹®Á¦¸ñ(English Title) Transmission Distance Depending on Transmission Capacityin Inline Dispersion Managed WDM Systems
ÀúÀÚ(Author) À̼º·Ä   Á¶¼º¾ð   Seong-real Lee   Sung-eon Cho  
¿ø¹®¼ö·Ïó(Citation) VOL 13 NO. 05 PP. 0959 ~ 0966 (2009. 05)
Çѱ۳»¿ë
(Korean Abstract)
Inline ºÐ»ê Á¦¾î (DM; dispersion management)¿Í Àüü Àü¼Û·Î Áß°£¿¡ ±¤ À§»ó °ø¾×±â (OPC; optical phase conjugator)¸¦ °®´Â WDM ½Ã½ºÅÛÀÇ Àü¼Û ¿ë·®¿¡ µû¸¥ À¯È¿ Àü¼Û °Å¸®¸¦ »ìÆ캸¾Ò´Ù. ±×¸®°í ÈÄÄ¡ º¸»ó·® (postcompensation)¸¸À¸·Î Á¦¾îµÇ´Â 1 Tbps WDM ½Ã½ºÅÛ¿¡¼­ 1 dB ´« ¿­¸² ÆгÎƼ (EOP; eye opening penalty)¸¦ ¾òÀ» ¼ö ÀÖ´Â Àüü À׿© ºÐ»ê (NRD; net residual dispersion)ÀÇ ¹üÀ§¸¦ »ìÆ캸¾Ò´Ù. NRD¸¦ ½Ã½ºÅÛ Àü¼Û ¿ë·®°ú °Å¸®¿¡ µû¶ó ÃÖÀûÈ­½ÃÅ´À¸·Î½á À¯È¿ Àü¼Û °Å¸®°¡ ¼ö ¹é ų·Î¹ÌÅÍ ÀÌ»ó Áõ°¡µÇ´Â °ÍÀ» È®ÀÎÇÏ¿´´Ù. ±×¸®°í 1 Tbps WDM ½Ã½ºÅÛ¿¡¼­ NRD°¡ 17 ps/nm·Î °áÁ¤µÇ¸é ÃÖ´ë Àü¼Û °Å¸®¸¦ ¾òÀ» ¼ö ÀÖ°í, ƯÈ÷ Àå°Å¸® 1 Tbps WDM Àü¼Û¿¡¼­ À¯È¿ NRD ¹üÀ§´Â ¾çÀÇ °ª ³»¿¡¼­ °áÁ¤µÇ¾î¾ß ÇÏ´Â °ÍÀ» È®ÀÎÇÏ¿´´Ù.
¿µ¹®³»¿ë
(English Abstract)
Effective transmission distance depending on transmission capacity of WDM systems with inline dispersion management (DM) and optical phase conjugator (OPC) at middle of total transmission length is investigated. The range of net residual dispersion (NRD) resulting 1 dB eye opening penalty (EOP) in 1 Tbps WDM system, in which NRD controlled by only postcompensation, is also investigated. It is confirmed that effective transmission distances are increasedto longer than several hundreds kilometers by applying optimal NRD depending on transmission capacity and distance. And it is confirmed that in 1 Tbps WDM system if NRD is determined to 17 ps/nm, the maximum transmission distance is achieved, and, especially, in long-haul 1 Tbps WDM system the effective NRD range will be determined within positive value.
Å°¿öµå(Keyword) Dispersion management   effective transmission distance   WDM transmission capacity   OPC   net residual dispersion   pre(post)compensation   Dispersion compensatng fiber.  
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