![Applied Sciences | Free Full-Text | On the Achievable Information Rate of Probabilistic Shaping QAM Order and Source Entropy in Visible Light Communication Systems | HTML Applied Sciences | Free Full-Text | On the Achievable Information Rate of Probabilistic Shaping QAM Order and Source Entropy in Visible Light Communication Systems | HTML](https://www.mdpi.com/applsci/applsci-10-04299/article_deploy/html/images/applsci-10-04299-g002.png)
Applied Sciences | Free Full-Text | On the Achievable Information Rate of Probabilistic Shaping QAM Order and Source Entropy in Visible Light Communication Systems | HTML
Single-channel 200 Gbit/s, 10 Gsymbol/s-1024 QAM injection-locked coherent transmission over 160 km with a pilot-assisted adaptive equalizer
![Modulation format identification of square and non-square M-QAM signals based on amplitude variance and OSNR - ScienceDirect Modulation format identification of square and non-square M-QAM signals based on amplitude variance and OSNR - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0030401820305010-gr5.jpg)
Modulation format identification of square and non-square M-QAM signals based on amplitude variance and OSNR - ScienceDirect
23: SER vs. SNR for 256-QAM constellation (N = 512, K = 128, 256, 512). | Download Scientific Diagram
![Constellation, (a) 64 QAM, 2 GBaud, Pout = 7 dBm, EVM =-29 dB (b) 128... | Download Scientific Diagram Constellation, (a) 64 QAM, 2 GBaud, Pout = 7 dBm, EVM =-29 dB (b) 128... | Download Scientific Diagram](https://www.researchgate.net/profile/Run-Levinger/publication/303303138/figure/fig6/AS:668876085940236@1536483894398/Constellation-a-64-QAM-2-GBaud-Pout-7-dBm-EVM-29-dB-b-128-QAM-2-GBaud-Pout_Q320.jpg)
Constellation, (a) 64 QAM, 2 GBaud, Pout = 7 dBm, EVM =-29 dB (b) 128... | Download Scientific Diagram
![Figure 5 from 512 QAM transmission over 240 km using frequency-domain equalization in a digital coherent receiver. | Semantic Scholar Figure 5 from 512 QAM transmission over 240 km using frequency-domain equalization in a digital coherent receiver. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/87f5988857ad53e0e9da303d1dd2a533dcb62e7c/6-Figure5-1.png)