Title :
Routing and spectrum assignment (RSA) in OFDM-based bandwidth-variable optical networks
Author :
Zhao, Yongli ; Zhang, Jie ; Shu, Xinzhu ; Wang, Jingjing ; Gu, Wanyi
Author_Institution :
Key Lab. of Inf. Photonics & Opt. Commun., Beijing Univ. of Posts & Telecommun., Beijing, China
Abstract :
Path computation element (PCE) is first introduced for routing and spectrum assignment (RSA) in OFDM-based bandwidth-variable optical networks and a novel PCE-based algorithm for spectrum defragmenting is proposed to improve the continuity of spectrum resource.
Keywords :
OFDM modulation; optical fibre networks; optical modulation; telecommunication network routing; OFDM-based bandwidth-variable optical network; PCE-based algorithm; RSA; path computation element-based algorithm; routing and spectrum assignment; spectrum defragmenting; spectrum resource; Complexity theory; Educational institutions; Wireless communication;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2011 16th
Conference_Location :
Kaohsiung
Print_ISBN :
978-1-61284-288-2
Electronic_ISBN :
978-986-02-8974-9
