research
∙
01/15/2023
The Voronoi Region of the Barnes-Wall Lattice Λ_16
We give a detailed description of the Voronoi region of the Barnes-Wall ...
share
research
∙
10/14/2022
Exact calculation of quantizer constants for arbitrary lattices
We present an algorithm for the computer-aided analytical construction o...
research
∙
05/13/2022
Data-Driven Upper Bounds on Channel Capacity
We consider the problem of estimating an upper bound on the capacity of ...
research
∙
03/15/2022
Benchmarking and Interpreting End-to-end Learning of MIMO and Multi-User Communication
End-to-end autoencoder (AE) learning has the potential of exceeding the ...
research
∙
02/19/2022
On the best lattice quantizers
A lattice quantizer approximates an arbitrary real-valued source vector ...
research
∙
12/23/2021
Capacity Bounds under Imperfect Polarization Tracking
In optical fiber communication, due to the random variation of the envir...
research
∙
02/19/2021
Performance Prediction Recipes for Optical Links
Although forward error-correction (FEC) coding is an essential part of m...
research
∙
02/08/2021
Compressed Shaping: Concept and FPGA Demonstration
Probabilistic shaping (PS) has been widely studied and applied to optica...
research
∙
02/03/2020
On the Performance under Hard and Soft Bitwise Mismatched-Decoding
We investigated a suitable auxiliary channel setting and the gap between...
research
∙
12/11/2019
End-to-End Learning of Geometrical Shaping Maximizing Generalized Mutual Information
GMI-based end-to-end learning is shown to be highly nonconvex. We apply ...
research
∙
11/20/2019
Performance Monitoring for Live Systems with Soft FEC and Multilevel Modulation
Performance monitoring is an essential function for margin measurements ...
research
∙
11/05/2019
Post-FEC BER Prediction for Bit-Interleaved Coded Modulation with Probabilistic Shaping
Accurate performance prediction after forward error correction (FEC) dec...
research
∙
12/09/2018
How to Increase the Achievable Information Rate by Per-Channel Dispersion Compensation
Deploying periodic inline chromatic dispersion compensation enables redu...
research
∙
11/21/2018
Nonlinearity Mitigation in WDM Systems: Models, Strategies, and Achievable Rates
After reviewing models and mitigation strategies for interchannel nonlin...
research
∙
09/29/2018
Exploiting AWG Free Spectral Range Periodicity in Distributed Multicast Architectures
Modular optical switch architectures combining wavelength routing based ...
research
∙
09/05/2018
Hierarchical Distribution Matching for Probabilistically Shaped Coded Modulation
The implementation difficulties of combining distribution matching (DM) ...
research
∙
04/06/2018