Zabih Ghassemlooy, Paul Anthony Haigh, Francesco Arca, Sandro Francesco Tedde, Oliver Hayden, Ioannis Papakonstantinou, Sujan Rajbhandari. Visible light communications: 3.75 Mbits/s data rate with a 160 kHz bandwidth organic photodetector and artificial neural network equalization [Invited][J]. Photonics Research, 2013, 1(2): 65
- Photonics Research
- Vol. 1, Issue 2, 65 (2013)
Fig. 1. Bottom view photograph of the OPD under test with spatial characteristics also noted.
Fig. 2. Responsivity curves of the OPD under test and a generic ThorLabs PDA36A Si photodetector.
Fig. 3. Schematic system block diagram. TIA: transimpedance amplifier; V O L E D V P D Z
Fig. 4. OPD BWs for four light densities, varying from 10 to 300 μW · cm − 2 ∼ 100 kHz
Fig. 5. BER performance for OOK and 4-PPM with and without ANN equalization.
Fig. 6. BER performance of 4-PPM across the system with varying light density. In each case, over 1 Mbit / s
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