TI - Advanced modulation formats and receiver filtering analysis of optical WDM systems with optimized distributed Raman amplifiers PY - 2011 AU - Oliveira, Juliano Rodrigues Fernandes de AU - Freitas, Alexandre Passos AU - Moura, Uiara Celine de AU - Rosa, Eduardo de Souza AU - Diniz, Júlio César Medeiros AU - Oliveira, Júlio César Rodrigues Fernandes de AU - Romero, Murilo Araujo T2 - International Microwave and Optoelectronics Conference - IMOC PP - Piscataway PB - IEEE ER -