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Propagation of HF radio waves over northerly paths: measurements,simulation and systems aspects
radio waves measurements simulation
2015/9/14
Large deviations in the direction of arrival of ionospherically propagating radio signals from the Great Circle Path (GCP) have serious implications for the planning and operation of communications
a...
SiGe Bipolar ICs for 40 Gb/s Fiber-Optic TDM Transmission Systems
SiGe Bipolar ICs 40 Gb/s Fiber-Optic TDM Transmission Systems
2010/7/15
Today, commercial time-division multiplexing (TDM) systems for long-haul optical-fiber links are running at 2.5 and 10 Gb/s, respectively. Based on these systems the transmitted data rate is further i...