An Optical Differential 8-PSK Modulator Using Cascaded QPSK Modulators
Konferenz: ECOC 2009 - 35th European Conference on Optical Communication
20.09.2009 - 24.09.2009 in Vienna, Austria
Tagungsband: ECOC 2009
Seiten: 2Sprache: EnglischTyp: PDF
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Autoren:
Yang, Yanfu; Cheng, Linghao; Li, Zhaohui; Lu, Chao; Wai, P. K. A. (Photonics Research Centre, Dept. of Electronic & Information Eng, The Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong SAR)
Xiong, Qianjin; Xu, Xiaogeng; Liu, Lei (Huawei Technologies Co., Ltd., Shenzhen, PR China)
Tam, H. Y. (Photonics Research Centre, Dept. of Electrical Eng, The Hong Kong Polytechnic Univ., Hong Kong SAR)
Inhalt:
A new optical D8PSK modulator implementation is proposed. The proposed scheme removes the need for precise driving signal voltage control. Simulation results show the scheme enables modulation signal generation with more relaxed EO bandwidth requirements.