4D PS-QPSK vs. PDM-QPSK (FEC)
This setup compares the noise performance of the 4D PS-QPSK and 2D PDM-QPSK modulation formats with and without FEC. .vtmu.png)
» Keywords: PDM-QPSK, FEC, Modulation, Dual Polarization, Pol-Mux, Code, Hamming, LDPC, BER, 4D, Forward Error Correction, PS-QPSK
» Available in: Optical System Demos
4D Set-Partitioning Modulation
The noise performance of the 4D set-partitioning SP32-16QAM format is compared with the performance of its dual-polarisation counterpart. 
» Keywords: Modulation, Dual Polarization, Pol-Mux, SP32-16QAM, BER, 4D, Set-Partitioning
» Available in: Optical System Demos
8D Alamouti Coding for PDL Robust Coherent Transmission
The demo illsutrates the use of multi-dimensional coding for polarization dependent loss (PDL)-robust transmission. 
» Keywords: Alamouti, PDL, Coding, Polarization Dependent Loss, N-dimensional
» Available in: Optical System Demos
8D Modulation Format for Inter-Channel Nonlinearities Reduction
The demo illsutrates the use of multi-dimensional coding for WDM application. 
» Keywords: Inter-Channel, Coding, 8D, Nonlinearity, N-dimensional
» Available in: Optical System Demos
Coded Modulation II: Multi-Dimensional Modulation using FEC and Time-Domain Hybrid Coding
This demo illustrates the principle of coded modulation for coherent optical transmission systems. 
» Keywords: Ndim, QPSK, N-dimensional, Modulation, Coding, 8D, Coded, 16QAM, 4D
» Available in: Optical System Demos
Concatenated Codes for Cycle Slip Detection and Correction
This setup illustrates the principle of concatenated FEC codes for cycle slips detection & correction. 
» Keywords: Error Correction, FEC, Reed Solomon, Coding, cycle slips, Hamming, LDPC
» Available in: Optical System Demos
Probabilistic Shaping for Coherent Transmission
Probabilistic shaping for rate-adaptive transmission. 
» Keywords: QAM, coherent, probabilistic shaping, coded modulation
» Available in: Optical System Demos