Title :
A Novel Optical Orthogonal Modulation Format Based on Differential Phase-Shift Keying and Code-Shift Keying
Author :
Dai, Bo ; Gao, Zhensen ; Wang, Xu ; Kataoka, Nobuyuki ; Wada, Naoya
Author_Institution :
Joint Res. Inst. for Integrated Syst., Heriot-Watt Univ., Edinburgh, UK
Abstract :
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.
Keywords :
code division multiple access; differential phase shift keying; optical modulation; optical transmitters; DPSK; OCDMA; bit rate 10 Gbit/s; code-shift keying; coherent optical code division multiple access; differential phase-shift keying; optical code-based communication system; optical orthogonal modulation format; optical transmission capacity; Data communication; Decoding; Differential phase shift keying; Encoding; Optical modulation; Optical polarization; Modulation techniques; optical code-division multiple-access (OCDMA);
Journal_Title :
Photonics Technology Letters, IEEE
DOI :
10.1109/LPT.2011.2158602
