Optical DAC for Generation of PAM4 Using Parallel Electro-Absorption Modulators
Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland
Proceedings: ECOC 2016
Pages: 3Language: englishTyp: PDF
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Authors:
Huang, Wan-Jou; Wei, Chia-Chien (Department of Photonics, National Sun Yat-sen University, Kaohsiung 804, Taiwan)
Chen, Jyehong (Department of Photonics, National Chiao Tung University, Hsinchu 300, Taiwan)
Abstract:
Employing a proposed optical 2-bit DAC based on parallel EAMs, we experimentally demonstrated 50- and 64-Gbps optical 4-PAM signals. Compared to using an electrical DAC, the optical DAC has better performance and higher tolerance to the operation conditions of modulators.