Signal transmission of 4 GHz beyond the system bandwidth in UV-C LED communication based on temporal ghost imaging

Mengyin Jin; Zeyuan Qian; Xinwei Chen; Xugao Cui; Ke Jiang; Xiaojuan Sun; Dabing Li; Pengfei Tian

doi:10.3788/COL202119.110602

Journals >Chinese Optics Letters >Volume 19 >Issue 11 >Page 110602 > Article

Chinese Optics Letters
Vol. 19, Issue 11, 110602 (2021)

Signal transmission of 4 GHz beyond the system bandwidth in UV-C LED communication based on temporal ghost imaging

Mengyin Jin¹, Zeyuan Qian¹, Xinwei Chen¹, Xugao Cui¹, Ke Jiang², Xiaojuan Sun², Dabing Li^2、*, and Pengfei Tian^1、**

Author Affiliations

¹Institute for Electric Light Sources, School of Information Science and Technology, and Academy of Engineering and Technology, Fudan University, Shanghai 200433, China

²State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China

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DOI: 10.3788/COL202119.110602 Cite this Article Set citation alerts

Mengyin Jin, Zeyuan Qian, Xinwei Chen, Xugao Cui, Ke Jiang, Xiaojuan Sun, Dabing Li, Pengfei Tian. Signal transmission of 4 GHz beyond the system bandwidth in UV-C LED communication based on temporal ghost imaging[J]. Chinese Optics Letters, 2021, 19(11): 110602 Copy Citation Text

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Fig. 1. (a) Schematic diagram for UV-C LED-based wireless optical communication system. (b) The photograph of the experimental setup.

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(a) I-V characteristics of UV-C LED. Inset is the normalized spectrum of UV-C LED. (b) Frequency characteristics of the whole system at the optimum operating point.

Fig. 2. (a) I-V characteristics of UV-C LED. Inset is the normalized spectrum of UV-C LED. (b) Frequency characteristics of the whole system at the optimum operating point.

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Fig. 3. (a) Comparison of transmitting frequency between OOK and TGI. (b) The calculated SNRs of OOK and TGI. Three points A, B, and C in (a) correspond to (b).

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Fig. 4. Eye diagrams comparison among (a) point A, (b) point B, and (c) point C.

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Fig. 5. (a) BER comparison of OOK and TGI (PL = 0 dB). (b) The MSE of TGI at different transmitting frequencies.

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