Gonghai Liu, Gongyuan Zhao, Gong Zhang, Qiaoyin Lu, Weihua Guo. Directly modulated active distributed reflector distributed feedback lasers over wide temperature range operation (−40 to 85°C)[J]. Chinese Optics Letters, 2020, 18(6): 061401
- Chinese Optics Letters
- Vol. 18, Issue 6, 061401 (2020)
Fig. 1. (a) Structure diagram of the ADR-DFB lasers, (b) microscope photograph of the fabricated laser, and (c) measured optical spectrum of twenty-five adjacent ADR-DFB lasers on an 8 mm cleave bar.
Fig. 2. (a) Light-current characteristics of the ADR-DFB laser over a wide temperature range of
Fig. 3. (a) Measured optical spectra of the ADR-DFB laser under the drive current of 60 mA over a wide temperature range of
Fig. 4. Electro/optical (E/O) response of the fabricated ADR-DFB laser with the bias current of 60 mA over a wide temperature range of
Fig. 5. Thermal resistance of the ADR-DFB laser.
Fig. 6. (a) 25.8 Gb/s eye diagrams of the electrical wave waveforms and 25.8 Gb/s eye diagrams of measured BTB and after 10 km SMF transmission at (b)
Fig. 7. BER characteristics of the ADR-DFB laser for BTB and 10 km SMF transmissions over a wide temperature range of
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