Abstract
A 20Msymbol/s, 64 and 128 QAM coherent signal has been successfully transmitted over 525km using heterodyne detection with a frequency-stabilised fibre laser and an offset-locking technique. Error-free transmission (7 bit/symbol) has been achieved.
Original language | English |
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Pages (from-to) | 710-712 |
Number of pages | 3 |
Journal | Electronics Letters |
Volume | 42 |
Issue number | 12 |
DOIs | |
Publication status | Published - 2006 |