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    Journals >Journal of Semiconductors >Volume 41 >Issue 3 >Page 032304 > Article
    • Journal of Semiconductors
    • Vol. 41, Issue 3, 032304 (2020)
    35 km amplifier-less four-level pulse amplitude modulation signals enabled by a 23 GHz ultrabroadband directly modulated laser
    Yaoping Xiao1、2, Yu Liu1、2, Yiming Zhang1、2, Haotian Bao1、2, and Ninghua Zhu1、2
    Author Affiliations
  • 1State Key Laboratory on Integrated Optoelectronics, Institution of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China
  • 2School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    DOI: 10.1088/1674-4926/41/3/032304 Cite this Article
    Yaoping Xiao, Yu Liu, Yiming Zhang, Haotian Bao, Ninghua Zhu. 35 km amplifier-less four-level pulse amplitude modulation signals enabled by a 23 GHz ultrabroadband directly modulated laser[J]. Journal of Semiconductors, 2020, 41(3): 032304 Copy Citation Text show less
    (Color online) Assembly schematic of proposed DML.
    Fig. 1. (Color online) Assembly schematic of proposed DML.
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    (Color online) (a) Measured optical spectrum of DML. (b) Frequency response of DML. (c) Measured P–I curve of DML.
    Fig. 2. (Color online) (a) Measured optical spectrum of DML. (b) Frequency response of DML. (c) Measured P–I curve of DML.
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    (Color online) Experimental setup of single wavelength PAM-4 signal transmission.
    Fig. 3. (Color online) Experimental setup of single wavelength PAM-4 signal transmission.
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    (Color online) BER performances versus ROP for different distance.
    Fig. 4. (Color online) BER performances versus ROP for different distance.
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    (Color online) BER versus FFE tap number.
    Fig. 5. (Color online) BER versus FFE tap number.
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    (Color online) BER performance with FFE and without FFE versus ROP for 35 km.
    Fig. 6. (Color online) BER performance with FFE and without FFE versus ROP for 35 km.
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    (Color online) The eye diagram performance for different distance.
    Fig. 7. (Color online) The eye diagram performance for different distance.
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    Yaoping Xiao, Yu Liu, Yiming Zhang, Haotian Bao, Ninghua Zhu. 35 km amplifier-less four-level pulse amplitude modulation signals enabled by a 23 GHz ultrabroadband directly modulated laser[J]. Journal of Semiconductors, 2020, 41(3): 032304
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    Paper Information
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