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A Novel Optical Orthogonal Modulation Format Based on Differential Phase-Shift Keying and Code-Shift Keying

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5 Author(s)
Bo Dai ; Joint Research Institute for Integrated Systems, School of Engineering and Physical Sciences, Heriot-Watt University, Edinburgh, UK ; Zhensen Gao ; Xu Wang ; Nobuyuki Kataoka
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We propose a novel orthogonal modulation format with differential phase-shift keying (DPSK) and code-shift keying (CSK) to improve transmission capacity of the optical code-based communication system. A 2-bit/symbol 10-Gb/s system with DBPSK/binary-CSK modulation is demonstrated.

Published in:

IEEE Photonics Technology Letters  (Volume:23 ,  Issue: 17 )