Members of the Tera Santa Consortium, an initiative of the Israeli Chief Scientist Office in the Ministry of Economy, has demonstrated the use of optical orthogonal frequency-division multiplexing (OFDM) to transmit a non-regenerated 1-Tbps superchannel over the Deutsches Forschungsnetz e.V. (DFN-Verein) German research fiber-optic network.
AFL has unveiled TruEvent Technology software, designed to provide event analysis in conjunction with the company’s M-series optical time domain reflectometers (OTDRs). The software improves event analysis accuracy and reliability in a wide range of test and measurement applications, from data centers to long haul applications.
Optical transport systems vendor Ciena Corp. (NYSE: CIEN) says it has complemented its terrestrial trials of 200-Gbps optical transmission via 16-QAM with an undersea cable network test. The company partnered with the Japan-U.S. Cable Network to transmit 200G signals over a 630-km submarine network segment along the U.S. West Coast.