Device for adding/dropping optical signals into/from an optical transmission path, including input means for at least two optical signals with distinct wavelengths, comprising: spectral selection means for sending at least a first signal to a first optical path and at least a second signal to a second optical path; at least a wavelength selective switching means along at least one of said first and second optical paths, for adding and dropping at least one optical signal having a predetermined wavelength selected from the optical signal wavelengths.
申请公布号
WO9805133(A1)
申请公布日期
1998.02.05
申请号
WO1997EP04091
申请日期
1997.07.28
申请人
PIRELLI CAVI S.P.A.;GRASSO, GIORGIO;MELI, FAUSTO;SANCHES, MARCOS, ANTONIO, BRANDAO;TAMBURELLO, MARIO
发明人
GRASSO, GIORGIO;MELI, FAUSTO;SANCHES, MARCOS, ANTONIO, BRANDAO;TAMBURELLO, MARIO