Hongguang Zhang, Miaofeng Li, Yuguang Zhang, Di Zhang, Qiwen Liao, Jian He, Shenglei Hu, Bo Zhang, Lei Wang, Xi Xiao, Nan Qi, Shaohua Yu. 800 Gbit/s transmission over 1 km single-mode fiber using a four-channel silicon photonic transmitter[J]. Photonics Research, 2020, 8(11): 1776
- Photonics Research
- Vol. 8, Issue 11, 1776 (2020)
Fig. 1. (a) Micrograph of the chip-on-board SiP transmitter that co-packaged a four-channel MZM chip and a four-channel driver by wire bonding on the evaluation board, (b) micrograph of the travelling wave electrode, and (c) schematic diagram of the active waveguide’s cross section.
Fig. 2. EO S21 of the (a) SiP modulator and (b) SiP transmitter co-packaged with the driver.
Fig. 3. Experiment setup of the PAM-4/OOK signal transmission with TX and RX DSP.
Fig. 4. B2B BER with respect to different data rates for the (a) PAM-4 signal and (b) OOK signal.
Fig. 5. B2B eye diagrams plotted in DSP with different baud rates after time-domain EQ for the (a) PAM-4 signal and (b) OOK signal.
Fig. 6. BERs with respect to different data rates for the (a) PAM-4 signal and (b) OOK signal after 500 m and 1 km SSMF transmission.
Fig. 7. BERs of all four-channel PAM-4 signals with respect to different data rates after 1 km SSMF transmission.
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