Electronics Letters · 1989 · 64 citations · 2 references
PhotonicsEngineeringOptical Transmission SystemOptical PropertiesRf Drive PowerIndividual Channel CrosstalkOptical SwitchingMultiple Channel OperationOptical CommunicationDual-wavelength FilteringMicrowave PhotonicsOptoelectronicsElectro-optics Device
We demonstrate an integrated acousto-optic tunable filter (1.0 nm FWHM) in a multiwavelength crosstalk measurement experiment. With 16 channels present, individual channel crosstalk was lower than −15dB for both singlewavelength and dual-wavelength filtering. The RF drive power for 70% efficiency was 180mW/wavelength.
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Integrated-optic acoustically tunable infra-red optical filter
B.L. Heffner, David A. Smith, J.E. Baran et al. · Electronics Letters · 1988 · 82 citations