FDM-FSK Star Network with a Tunable Optical Filter Demultiplexer.
01 January 1987
An optical frequency-division-multiplexed star network is analyzed and demonstrated experimentally using two 45 Mb/s frequency- shift-keyed laser channels at 1.5micron. A tunable fiber Fabry- Perot filter is used as demultiplexer. The analysis predicts and experiment supports a minimum channel spacing of about 6 times bit-rate B for a single FFP and 3B for a tandem FFP.