Xingxing Huang, Siyuan Chen, Zhixin Wang, Yiguang Wang, Nan Chi. 1.2 Gbit/s visible light transmission based on orthogonal frequency-division multiplexing using a phosphorescent white light-emitting diode and a pre-equalization circuit[J]. Chinese Optics Letters, 2015, 13(10): 100602
- Chinese Optics Letters
- Vol. 13, Issue 10, 100602 (2015)
Fig. 1. Proposed (a) single- and (b) two-cascaded, constant-resistance, symmetrical bridged-T amplitude equalizer.
Fig. 2. Measured forward transmission gain in different cases.
Fig. 3. VLC system with proposed pre-equalizer.
Fig. 4. Measured BER results versus the signal driving voltage and the bias current with the pre-equalizer.
Fig. 5. Measured BER results versus the signal driving voltage and bias current without the pre-equalizer.
Fig. 6. BERs at different data rates and distances of the 16-QAM-OFDM.
Fig. 7. BERs at different data rates and distances of the QPSK-OFDM.
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