autores Clarisse Ribeiro José Manuel Tavares Vieira Cabral Martins, M.S. Rocha, G. Cabral, J. Martins, Marcos Silva Cabral, José Lanceros-Mendez, S. Lanceros-Méndez, S. Rocha, G.
palavras-chave Digital Modulations Piezoelectric Ultrasound Emitter Transducers Transducer Optimization Underwater Acoustic Channel Underwater Wireless Communication