Electronics Letters · 1985 · 25 citations · 0 references
EngineeringElectrical EngineeringOpticsOptoelectronicsPhotonicsFiber OpticsFiber-optic CommunicationOptical Communication SystemsOptical Fiber PropagationOptical ModulationOptical Signal ProcessingFiber Optic Communication SystemsHeterodyne DetectionHeterodyne ReceiversHeterodyne ReceptionOptical Communication LinksOptical DemultiplexingOptical ReceiversOptical Transmission Systems
A two-channel fibre-optic transmission experiment at 825 nm wavelength with demultiplexing by a tunable optical heterodyne receiver is reported. The two optical carriers have a separation of 2 GHz. 70 Mbit/s CMI-coded data are transmitted using a PSK/FM subcarrier modulation method.