Title :
On the energy efficiency of survivable optical transport networks with flexible-grid
Author :
Lopez, J. ; Yabin Ye ; Lopez, Victor ; Jimenez, F. ; Duque, R. ; Krummrich, P.M.
Author_Institution :
Eur. Res. Center, Huawei Technol. Duesseldorf GmbH, Munich, Germany
Abstract :
An energy efficiency comparison of conventional path protection schemes for fixed-grid WDM and flexible-grid OFDM-based networks has been carried out. The survivable elastic network with SP scheme was found to offer the best energy efficiency per GHz at any traffic load value.
Keywords :
OFDM modulation; energy conservation; optical fibre networks; telecommunication network management; telecommunication network reliability; telecommunication traffic; wavelength division multiplexing; SP scheme; energy efficiency; fixed-grid WDM; flexible-grid; flexible-grid OFDM; path protection; survivable elastic network; survivable optical transport networks; traffic load; Energy efficiency; Optical fiber networks; Power demand; Resource management; Telecommunication traffic; Transponders; Wavelength division multiplexing;
Conference_Titel :
Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
