Gmsk
A modulação GMSK - Gaussian Minimum Shift Keying ou Modulação estreita da faixa,é a modulação de faixa estreita utilizada no GSM (Global System Mobile Communications). O modo de funcionamento é a inserção de dados na fase da portadora, permitindo o uso de amplificadores mais simples, resultando em um sinal constante. Uma das suas vantagens é ser imune a interferência.[1]
Caracteristica: - O sistema de portadoras da modulação GMSK pode ser comparada com um sistema OFDM banda larga. - GMSK tem espectro do tipo Gaussiana, motivo do seu nome.[2]
- ↑ «Untitled». www.gta.ufrj.br. Consultado em 24 de abril de 2023
- ↑ «What is GMSK Modulation: Gaussian Minimum Shift Keying » Electronics Notes». www.electronics-notes.com. Consultado em 24 de abril de 2023
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